msm8998/QCamera2/HAL3/QCamera3HWI.cpp

/* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*     * Redistributions of source code must retain the above copyright
*       notice, this list of conditions and the following disclaimer.
*     * Redistributions in binary form must reproduce the above
*       copyright notice, this list of conditions and the following
*       disclaimer in the documentation and/or other materials provided
*       with the distribution.
*     * Neither the name of The Linux Foundation nor the names of its
*       contributors may be used to endorse or promote products derived
*       from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/

#define LOG_TAG "QCamera3HWI"
//#define LOG_NDEBUG 0

#define __STDC_LIMIT_MACROS

// To remove
#include <cutils/properties.h>

// System dependencies
#include <dlfcn.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include "utils/Timers.h"
#include "sys/ioctl.h"
#include <time.h>
#include <sync/sync.h>
#include "gralloc_priv.h"
#include <map>

// Display dependencies
#include "qdMetaData.h"

// Camera dependencies
#include "android/QCamera3External.h"
#include "util/QCameraFlash.h"
#include "QCamera3HWI.h"
#include "QCamera3VendorTags.h"
#include "QCameraTrace.h"

#include "HdrPlusClientUtils.h"

extern "C" {
#include "mm_camera_dbg.h"
}
#include "cam_cond.h"

using ::android::hardware::camera::common::V1_0::helper::CameraMetadata;
using namespace android;

namespace qcamera {

#define DATA_PTR(MEM_OBJ,INDEX) MEM_OBJ->getPtr( INDEX )

#define EMPTY_PIPELINE_DELAY 2
#define PARTIAL_RESULT_COUNT 2
#define FRAME_SKIP_DELAY     0

#define MAX_VALUE_8BIT ((1<<8)-1)
#define MAX_VALUE_10BIT ((1<<10)-1)
#define MAX_VALUE_12BIT ((1<<12)-1)

#define VIDEO_4K_WIDTH  3840
#define VIDEO_4K_HEIGHT 2160

#define MAX_EIS_WIDTH 3840
#define MAX_EIS_HEIGHT 2160

#define MAX_RAW_STREAMS        1
#define MAX_STALLING_STREAMS   1
#define MAX_PROCESSED_STREAMS  3
/* Batch mode is enabled only if FPS set is equal to or greater than this */
#define MIN_FPS_FOR_BATCH_MODE (120)
#define PREVIEW_FPS_FOR_HFR    (30)
#define DEFAULT_VIDEO_FPS      (30.0)
#define TEMPLATE_MAX_PREVIEW_FPS (30.0)
#define MAX_HFR_BATCH_SIZE     (8)
#define REGIONS_TUPLE_COUNT    5
#define HDR_PLUS_PERF_TIME_OUT  (7000) // milliseconds
// Set a threshold for detection of missing buffers //seconds
#define MISSING_REQUEST_BUF_TIMEOUT 10
#define MISSING_HDRPLUS_REQUEST_BUF_TIMEOUT 30
#define FLUSH_TIMEOUT 3
#define METADATA_MAP_SIZE(MAP) (sizeof(MAP)/sizeof(MAP[0]))

#define CAM_QCOM_FEATURE_PP_SUPERSET_HAL3   ( CAM_QCOM_FEATURE_DENOISE2D |\
                                              CAM_QCOM_FEATURE_CROP |\
                                              CAM_QCOM_FEATURE_ROTATION |\
                                              CAM_QCOM_FEATURE_SHARPNESS |\
                                              CAM_QCOM_FEATURE_SCALE |\
                                              CAM_QCOM_FEATURE_CAC |\
                                              CAM_QCOM_FEATURE_CDS )
/* Per configuration size for static metadata length*/
#define PER_CONFIGURATION_SIZE_3 (3)

#define TIMEOUT_NEVER -1

/* Face rect indices */
#define FACE_LEFT              0
#define FACE_TOP               1
#define FACE_RIGHT             2
#define FACE_BOTTOM            3
#define FACE_WEIGHT            4

/* Face landmarks indices */
#define LEFT_EYE_X             0
#define LEFT_EYE_Y             1
#define RIGHT_EYE_X            2
#define RIGHT_EYE_Y            3
#define MOUTH_X                4
#define MOUTH_Y                5
#define TOTAL_LANDMARK_INDICES 6

// Max preferred zoom
#define MAX_PREFERRED_ZOOM_RATIO 7.0

// TODO: Enable HDR+ for front camera after it's supported. b/37100623.
#define ENABLE_HDRPLUS_FOR_FRONT_CAMERA 0

// Whether to check for the GPU stride padding, or use the default
//#define CHECK_GPU_PIXEL_ALIGNMENT

cam_capability_t *gCamCapability[MM_CAMERA_MAX_NUM_SENSORS];
const camera_metadata_t *gStaticMetadata[MM_CAMERA_MAX_NUM_SENSORS];
extern pthread_mutex_t gCamLock;
volatile uint32_t gCamHal3LogLevel = 1;
extern uint8_t gNumCameraSessions;

// Note that this doesn't support concurrent front and back camera b/35960155.
// The following Easel related variables must be protected by gHdrPlusClientLock.
std::unique_ptr<EaselManagerClient> gEaselManagerClient;
bool EaselManagerClientOpened = false; // If gEaselManagerClient is opened.
std::unique_ptr<HdrPlusClient> gHdrPlusClient = nullptr;
bool gHdrPlusClientOpening = false; // If HDR+ client is being opened.
bool gEaselProfilingEnabled = false; // If Easel profiling is enabled.
bool gExposeEnableZslKey = false; // If HAL makes android.control.enableZsl available.

// If Easel is in bypass only mode. If true, Easel HDR+ won't be enabled.
bool gEaselBypassOnly;

Mutex gHdrPlusClientLock; // Protect above Easel related variables.


const QCamera3HardwareInterface::QCameraPropMap QCamera3HardwareInterface::CDS_MAP [] = {
    {"On",  CAM_CDS_MODE_ON},
    {"Off", CAM_CDS_MODE_OFF},
    {"Auto",CAM_CDS_MODE_AUTO}
};
const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_video_hdr_mode_t,
        cam_video_hdr_mode_t> QCamera3HardwareInterface::VIDEO_HDR_MODES_MAP[] = {
    { QCAMERA3_VIDEO_HDR_MODE_OFF,  CAM_VIDEO_HDR_MODE_OFF },
    { QCAMERA3_VIDEO_HDR_MODE_ON,   CAM_VIDEO_HDR_MODE_ON }
};

const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_binning_correction_mode_t,
        cam_binning_correction_mode_t> QCamera3HardwareInterface::BINNING_CORRECTION_MODES_MAP[] = {
    { QCAMERA3_BINNING_CORRECTION_MODE_OFF,  CAM_BINNING_CORRECTION_MODE_OFF },
    { QCAMERA3_BINNING_CORRECTION_MODE_ON,   CAM_BINNING_CORRECTION_MODE_ON }
};

const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_ir_mode_t,
        cam_ir_mode_type_t> QCamera3HardwareInterface::IR_MODES_MAP [] = {
    {QCAMERA3_IR_MODE_OFF,  CAM_IR_MODE_OFF},
    {QCAMERA3_IR_MODE_ON, CAM_IR_MODE_ON},
    {QCAMERA3_IR_MODE_AUTO, CAM_IR_MODE_AUTO}
};

const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_control_effect_mode_t,
        cam_effect_mode_type> QCamera3HardwareInterface::EFFECT_MODES_MAP[] = {
    { ANDROID_CONTROL_EFFECT_MODE_OFF,       CAM_EFFECT_MODE_OFF },
    { ANDROID_CONTROL_EFFECT_MODE_MONO,       CAM_EFFECT_MODE_MONO },
    { ANDROID_CONTROL_EFFECT_MODE_NEGATIVE,   CAM_EFFECT_MODE_NEGATIVE },
    { ANDROID_CONTROL_EFFECT_MODE_SOLARIZE,   CAM_EFFECT_MODE_SOLARIZE },
    { ANDROID_CONTROL_EFFECT_MODE_SEPIA,      CAM_EFFECT_MODE_SEPIA },
    { ANDROID_CONTROL_EFFECT_MODE_POSTERIZE,  CAM_EFFECT_MODE_POSTERIZE },
    { ANDROID_CONTROL_EFFECT_MODE_WHITEBOARD, CAM_EFFECT_MODE_WHITEBOARD },
    { ANDROID_CONTROL_EFFECT_MODE_BLACKBOARD, CAM_EFFECT_MODE_BLACKBOARD },
    { ANDROID_CONTROL_EFFECT_MODE_AQUA,       CAM_EFFECT_MODE_AQUA }
};

const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_control_awb_mode_t,
        cam_wb_mode_type> QCamera3HardwareInterface::WHITE_BALANCE_MODES_MAP[] = {
    { ANDROID_CONTROL_AWB_MODE_OFF,             CAM_WB_MODE_OFF },
    { ANDROID_CONTROL_AWB_MODE_AUTO,            CAM_WB_MODE_AUTO },
    { ANDROID_CONTROL_AWB_MODE_INCANDESCENT,    CAM_WB_MODE_INCANDESCENT },
    { ANDROID_CONTROL_AWB_MODE_FLUORESCENT,     CAM_WB_MODE_FLUORESCENT },
    { ANDROID_CONTROL_AWB_MODE_WARM_FLUORESCENT,CAM_WB_MODE_WARM_FLUORESCENT},
    { ANDROID_CONTROL_AWB_MODE_DAYLIGHT,        CAM_WB_MODE_DAYLIGHT },
    { ANDROID_CONTROL_AWB_MODE_CLOUDY_DAYLIGHT, CAM_WB_MODE_CLOUDY_DAYLIGHT },
    { ANDROID_CONTROL_AWB_MODE_TWILIGHT,        CAM_WB_MODE_TWILIGHT },
    { ANDROID_CONTROL_AWB_MODE_SHADE,           CAM_WB_MODE_SHADE }
};

const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_control_scene_mode_t,
        cam_scene_mode_type> QCamera3HardwareInterface::SCENE_MODES_MAP[] = {
    { ANDROID_CONTROL_SCENE_MODE_FACE_PRIORITY,  CAM_SCENE_MODE_FACE_PRIORITY },
    { ANDROID_CONTROL_SCENE_MODE_ACTION,         CAM_SCENE_MODE_ACTION },
    { ANDROID_CONTROL_SCENE_MODE_PORTRAIT,       CAM_SCENE_MODE_PORTRAIT },
    { ANDROID_CONTROL_SCENE_MODE_LANDSCAPE,      CAM_SCENE_MODE_LANDSCAPE },
    { ANDROID_CONTROL_SCENE_MODE_NIGHT,          CAM_SCENE_MODE_NIGHT },
    { ANDROID_CONTROL_SCENE_MODE_NIGHT_PORTRAIT, CAM_SCENE_MODE_NIGHT_PORTRAIT },
    { ANDROID_CONTROL_SCENE_MODE_THEATRE,        CAM_SCENE_MODE_THEATRE },
    { ANDROID_CONTROL_SCENE_MODE_BEACH,          CAM_SCENE_MODE_BEACH },
    { ANDROID_CONTROL_SCENE_MODE_SNOW,           CAM_SCENE_MODE_SNOW },
    { ANDROID_CONTROL_SCENE_MODE_SUNSET,         CAM_SCENE_MODE_SUNSET },
    { ANDROID_CONTROL_SCENE_MODE_STEADYPHOTO,    CAM_SCENE_MODE_ANTISHAKE },
    { ANDROID_CONTROL_SCENE_MODE_FIREWORKS ,     CAM_SCENE_MODE_FIREWORKS },
    { ANDROID_CONTROL_SCENE_MODE_SPORTS ,        CAM_SCENE_MODE_SPORTS },
    { ANDROID_CONTROL_SCENE_MODE_PARTY,          CAM_SCENE_MODE_PARTY },
    { ANDROID_CONTROL_SCENE_MODE_CANDLELIGHT,    CAM_SCENE_MODE_CANDLELIGHT },
    { ANDROID_CONTROL_SCENE_MODE_BARCODE,        CAM_SCENE_MODE_BARCODE},
    { ANDROID_CONTROL_SCENE_MODE_HDR,            CAM_SCENE_MODE_HDR}
};

const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_control_af_mode_t,
        cam_focus_mode_type> QCamera3HardwareInterface::FOCUS_MODES_MAP[] = {
    { ANDROID_CONTROL_AF_MODE_OFF,                CAM_FOCUS_MODE_OFF },
    { ANDROID_CONTROL_AF_MODE_OFF,                CAM_FOCUS_MODE_FIXED },
    { ANDROID_CONTROL_AF_MODE_AUTO,               CAM_FOCUS_MODE_AUTO },
    { ANDROID_CONTROL_AF_MODE_MACRO,              CAM_FOCUS_MODE_MACRO },
    { ANDROID_CONTROL_AF_MODE_EDOF,               CAM_FOCUS_MODE_EDOF },
    { ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE, CAM_FOCUS_MODE_CONTINOUS_PICTURE },
    { ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO,   CAM_FOCUS_MODE_CONTINOUS_VIDEO }
};

const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_color_correction_aberration_mode_t,
        cam_aberration_mode_t> QCamera3HardwareInterface::COLOR_ABERRATION_MAP[] = {
    { ANDROID_COLOR_CORRECTION_ABERRATION_MODE_OFF,
            CAM_COLOR_CORRECTION_ABERRATION_OFF },
    { ANDROID_COLOR_CORRECTION_ABERRATION_MODE_FAST,
            CAM_COLOR_CORRECTION_ABERRATION_FAST },
    { ANDROID_COLOR_CORRECTION_ABERRATION_MODE_HIGH_QUALITY,
            CAM_COLOR_CORRECTION_ABERRATION_HIGH_QUALITY },
};

const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_control_ae_antibanding_mode_t,
        cam_antibanding_mode_type> QCamera3HardwareInterface::ANTIBANDING_MODES_MAP[] = {
    { ANDROID_CONTROL_AE_ANTIBANDING_MODE_OFF,  CAM_ANTIBANDING_MODE_OFF },
    { ANDROID_CONTROL_AE_ANTIBANDING_MODE_50HZ, CAM_ANTIBANDING_MODE_50HZ },
    { ANDROID_CONTROL_AE_ANTIBANDING_MODE_60HZ, CAM_ANTIBANDING_MODE_60HZ },
    { ANDROID_CONTROL_AE_ANTIBANDING_MODE_AUTO, CAM_ANTIBANDING_MODE_AUTO }
};

const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_control_ae_mode_t,
        cam_flash_mode_t> QCamera3HardwareInterface::AE_FLASH_MODE_MAP[] = {
    { ANDROID_CONTROL_AE_MODE_OFF,                  CAM_FLASH_MODE_OFF },
    { ANDROID_CONTROL_AE_MODE_ON,                   CAM_FLASH_MODE_OFF },
    { ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH,        CAM_FLASH_MODE_AUTO},
    { ANDROID_CONTROL_AE_MODE_ON_ALWAYS_FLASH,      CAM_FLASH_MODE_ON  },
    { ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH_REDEYE, CAM_FLASH_MODE_AUTO}
};

const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_flash_mode_t,
        cam_flash_mode_t> QCamera3HardwareInterface::FLASH_MODES_MAP[] = {
    { ANDROID_FLASH_MODE_OFF,    CAM_FLASH_MODE_OFF  },
    { ANDROID_FLASH_MODE_SINGLE, CAM_FLASH_MODE_SINGLE },
    { ANDROID_FLASH_MODE_TORCH,  CAM_FLASH_MODE_TORCH }
};

const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_statistics_face_detect_mode_t,
        cam_face_detect_mode_t> QCamera3HardwareInterface::FACEDETECT_MODES_MAP[] = {
    { ANDROID_STATISTICS_FACE_DETECT_MODE_OFF,    CAM_FACE_DETECT_MODE_OFF     },
    { ANDROID_STATISTICS_FACE_DETECT_MODE_SIMPLE, CAM_FACE_DETECT_MODE_SIMPLE  },
    { ANDROID_STATISTICS_FACE_DETECT_MODE_FULL,   CAM_FACE_DETECT_MODE_FULL    }
};

const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_lens_info_focus_distance_calibration_t,
        cam_focus_calibration_t> QCamera3HardwareInterface::FOCUS_CALIBRATION_MAP[] = {
    { ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION_UNCALIBRATED,
      CAM_FOCUS_UNCALIBRATED },
    { ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION_APPROXIMATE,
      CAM_FOCUS_APPROXIMATE },
    { ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION_CALIBRATED,
      CAM_FOCUS_CALIBRATED }
};

const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_lens_state_t,
        cam_af_lens_state_t> QCamera3HardwareInterface::LENS_STATE_MAP[] = {
    { ANDROID_LENS_STATE_STATIONARY,    CAM_AF_LENS_STATE_STATIONARY},
    { ANDROID_LENS_STATE_MOVING,        CAM_AF_LENS_STATE_MOVING}
};

const int32_t available_thumbnail_sizes[] = {0, 0,
                                             176, 144,
                                             240, 144,
                                             256, 144,
                                             240, 160,
                                             256, 154,
                                             240, 240,
                                             320, 240};

const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_sensor_test_pattern_mode_t,
        cam_test_pattern_mode_t> QCamera3HardwareInterface::TEST_PATTERN_MAP[] = {
    { ANDROID_SENSOR_TEST_PATTERN_MODE_OFF,          CAM_TEST_PATTERN_OFF   },
    { ANDROID_SENSOR_TEST_PATTERN_MODE_SOLID_COLOR,  CAM_TEST_PATTERN_SOLID_COLOR },
    { ANDROID_SENSOR_TEST_PATTERN_MODE_COLOR_BARS,   CAM_TEST_PATTERN_COLOR_BARS },
    { ANDROID_SENSOR_TEST_PATTERN_MODE_COLOR_BARS_FADE_TO_GRAY, CAM_TEST_PATTERN_COLOR_BARS_FADE_TO_GRAY },
    { ANDROID_SENSOR_TEST_PATTERN_MODE_PN9,          CAM_TEST_PATTERN_PN9 },
    { ANDROID_SENSOR_TEST_PATTERN_MODE_CUSTOM1,      CAM_TEST_PATTERN_CUSTOM1},
};

/* Since there is no mapping for all the options some Android enum are not listed.
 * Also, the order in this list is important because while mapping from HAL to Android it will
 * traverse from lower to higher index which means that for HAL values that are map to different
 * Android values, the traverse logic will select the first one found.
 */
const QCamera3HardwareInterface::QCameraMap<
        camera_metadata_enum_android_sensor_reference_illuminant1_t,
        cam_illuminat_t> QCamera3HardwareInterface::REFERENCE_ILLUMINANT_MAP[] = {
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_FLUORESCENT, CAM_AWB_WARM_FLO},
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_DAYLIGHT_FLUORESCENT, CAM_AWB_CUSTOM_DAYLIGHT },
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_COOL_WHITE_FLUORESCENT, CAM_AWB_COLD_FLO },
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_STANDARD_A, CAM_AWB_A },
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_D55, CAM_AWB_NOON },
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_D65, CAM_AWB_D65 },
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_D75, CAM_AWB_D75 },
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_D50, CAM_AWB_D50 },
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_ISO_STUDIO_TUNGSTEN, CAM_AWB_CUSTOM_A},
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_DAYLIGHT, CAM_AWB_D50 },
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_TUNGSTEN, CAM_AWB_A },
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_FINE_WEATHER, CAM_AWB_D50 },
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_CLOUDY_WEATHER, CAM_AWB_D65 },
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_SHADE, CAM_AWB_D75 },
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_DAY_WHITE_FLUORESCENT, CAM_AWB_CUSTOM_DAYLIGHT },
    { ANDROID_SENSOR_REFERENCE_ILLUMINANT1_WHITE_FLUORESCENT, CAM_AWB_COLD_FLO},
};

const QCamera3HardwareInterface::QCameraMap<
        int32_t, cam_hfr_mode_t> QCamera3HardwareInterface::HFR_MODE_MAP[] = {
    { 60, CAM_HFR_MODE_60FPS},
    { 90, CAM_HFR_MODE_90FPS},
    { 120, CAM_HFR_MODE_120FPS},
    { 150, CAM_HFR_MODE_150FPS},
    { 180, CAM_HFR_MODE_180FPS},
    { 210, CAM_HFR_MODE_210FPS},
    { 240, CAM_HFR_MODE_240FPS},
    { 480, CAM_HFR_MODE_480FPS},
};

const QCamera3HardwareInterface::QCameraMap<
        qcamera3_ext_instant_aec_mode_t,
        cam_aec_convergence_type> QCamera3HardwareInterface::INSTANT_AEC_MODES_MAP[] = {
    { QCAMERA3_INSTANT_AEC_NORMAL_CONVERGENCE, CAM_AEC_NORMAL_CONVERGENCE},
    { QCAMERA3_INSTANT_AEC_AGGRESSIVE_CONVERGENCE, CAM_AEC_AGGRESSIVE_CONVERGENCE},
    { QCAMERA3_INSTANT_AEC_FAST_CONVERGENCE, CAM_AEC_FAST_CONVERGENCE},
};

const QCamera3HardwareInterface::QCameraMap<
        qcamera3_ext_exposure_meter_mode_t,
        cam_auto_exposure_mode_type> QCamera3HardwareInterface::AEC_MODES_MAP[] = {
    { QCAMERA3_EXP_METER_MODE_FRAME_AVERAGE, CAM_AEC_MODE_FRAME_AVERAGE },
    { QCAMERA3_EXP_METER_MODE_CENTER_WEIGHTED, CAM_AEC_MODE_CENTER_WEIGHTED },
    { QCAMERA3_EXP_METER_MODE_SPOT_METERING, CAM_AEC_MODE_SPOT_METERING },
    { QCAMERA3_EXP_METER_MODE_SMART_METERING, CAM_AEC_MODE_SMART_METERING },
    { QCAMERA3_EXP_METER_MODE_USER_METERING, CAM_AEC_MODE_USER_METERING },
    { QCAMERA3_EXP_METER_MODE_SPOT_METERING_ADV, CAM_AEC_MODE_SPOT_METERING_ADV },
    { QCAMERA3_EXP_METER_MODE_CENTER_WEIGHTED_ADV, CAM_AEC_MODE_CENTER_WEIGHTED_ADV },
};

const QCamera3HardwareInterface::QCameraMap<
        qcamera3_ext_iso_mode_t,
        cam_iso_mode_type> QCamera3HardwareInterface::ISO_MODES_MAP[] = {
    { QCAMERA3_ISO_MODE_AUTO, CAM_ISO_MODE_AUTO },
    { QCAMERA3_ISO_MODE_DEBLUR, CAM_ISO_MODE_DEBLUR },
    { QCAMERA3_ISO_MODE_100, CAM_ISO_MODE_100 },
    { QCAMERA3_ISO_MODE_200, CAM_ISO_MODE_200 },
    { QCAMERA3_ISO_MODE_400, CAM_ISO_MODE_400 },
    { QCAMERA3_ISO_MODE_800, CAM_ISO_MODE_800 },
    { QCAMERA3_ISO_MODE_1600, CAM_ISO_MODE_1600 },
    { QCAMERA3_ISO_MODE_3200, CAM_ISO_MODE_3200 },
};

camera3_device_ops_t QCamera3HardwareInterface::mCameraOps = {
    .initialize                         = QCamera3HardwareInterface::initialize,
    .configure_streams                  = QCamera3HardwareInterface::configure_streams,
    .register_stream_buffers            = NULL,
    .construct_default_request_settings = QCamera3HardwareInterface::construct_default_request_settings,
    .process_capture_request            = QCamera3HardwareInterface::process_capture_request,
    .get_metadata_vendor_tag_ops        = NULL,
    .dump                               = QCamera3HardwareInterface::dump,
    .flush                              = QCamera3HardwareInterface::flush,
    .reserved                           = {0},
};

// initialise to some default value
uint32_t QCamera3HardwareInterface::sessionId[] = {0xDEADBEEF, 0xDEADBEEF, 0xDEADBEEF};

static inline void logEaselEvent(const char *tag, const char *event) {
    if (CC_UNLIKELY(gEaselProfilingEnabled)) {
        struct timespec ts = {};
        static int64_t kMsPerSec = 1000;
        static int64_t kNsPerMs = 1000000;
        status_t res = clock_gettime(CLOCK_BOOTTIME, &ts);
        if (res != OK) {
            ALOGE("[%s] Failed to get boot time for <%s>.", tag, event);
        } else {
            int64_t now = static_cast<int64_t>(ts.tv_sec) * kMsPerSec + ts.tv_nsec / kNsPerMs;
            ALOGI("[%s] %s at %" PRId64 " ms", tag, event, now);
        }
    }
}

/*===========================================================================
 * FUNCTION   : QCamera3HardwareInterface
 *
 * DESCRIPTION: constructor of QCamera3HardwareInterface
 *
 * PARAMETERS :
 *   @cameraId  : camera ID
 *
 * RETURN     : none
 *==========================================================================*/
QCamera3HardwareInterface::QCamera3HardwareInterface(uint32_t cameraId,
        const camera_module_callbacks_t *callbacks)
    : mCameraId(cameraId),
      mCameraHandle(NULL),
      mCameraInitialized(false),
      mCallbackOps(NULL),
      mMetadataChannel(NULL),
      mPictureChannel(NULL),
      mRawChannel(NULL),
      mSupportChannel(NULL),
      mAnalysisChannel(NULL),
      mRawDumpChannel(NULL),
      mHdrPlusRawSrcChannel(NULL),
      mDummyBatchChannel(NULL),
      mDepthChannel(NULL),
      mDepthCloudMode(CAM_PD_DATA_SKIP),
      mPerfLockMgr(),
      mChannelHandle(0),
      mFirstConfiguration(true),
      mFlush(false),
      mFlushPerf(false),
      mParamHeap(NULL),
      mParameters(NULL),
      mPrevParameters(NULL),
      m_bIsVideo(false),
      m_bIs4KVideo(false),
      m_bEisSupportedSize(false),
      m_bEisEnable(false),
      m_bEis3PropertyEnabled(false),
      m_MobicatMask(0),
      mShutterDispatcher(this),
      mOutputBufferDispatcher(this),
      mMinProcessedFrameDuration(0),
      mMinJpegFrameDuration(0),
      mMinRawFrameDuration(0),
      mMetaFrameCount(0U),
      mUpdateDebugLevel(false),
      mCallbacks(callbacks),
      mCaptureIntent(0),
      mCacMode(0),
      mHybridAeEnable(0),
      /* DevCamDebug metadata internal m control*/
      mDevCamDebugMetaEnable(0),
      /* DevCamDebug metadata end */
      mBatchSize(0),
      mToBeQueuedVidBufs(0),
      mHFRVideoFps(DEFAULT_VIDEO_FPS),
      mOpMode(CAMERA3_STREAM_CONFIGURATION_NORMAL_MODE),
      mStreamConfig(false),
      mCommon(),
      mFirstFrameNumberInBatch(0),
      mNeedSensorRestart(false),
      mPreviewStarted(false),
      mMinInFlightRequests(MIN_INFLIGHT_REQUESTS),
      mMaxInFlightRequests(MAX_INFLIGHT_REQUESTS),
      mPDSupported(false),
      mPDIndex(0),
      mInstantAEC(false),
      mResetInstantAEC(false),
      mInstantAECSettledFrameNumber(0),
      mAecSkipDisplayFrameBound(0),
      mInstantAecFrameIdxCount(0),
      mCurrFeatureState(0),
      mLdafCalibExist(false),
      mLastCustIntentFrmNum(-1),
      mFirstMetadataCallback(true),
      mState(CLOSED),
      mIsDeviceLinked(false),
      mIsMainCamera(true),
      mLinkedCameraId(0),
      m_pDualCamCmdHeap(NULL),
      m_pDualCamCmdPtr(NULL),
      mHdrPlusModeEnabled(false),
      mZslEnabled(false),
      mIsApInputUsedForHdrPlus(false),
      mFirstPreviewIntentSeen(false),
      m_bSensorHDREnabled(false),
      mAfTrigger()
{
    getLogLevel();
    mCommon.init(gCamCapability[cameraId]);
    mCameraDevice.common.tag = HARDWARE_DEVICE_TAG;
#ifndef USE_HAL_3_3
    mCameraDevice.common.version = CAMERA_DEVICE_API_VERSION_3_4;
#else
    mCameraDevice.common.version = CAMERA_DEVICE_API_VERSION_3_3;
#endif
    mCameraDevice.common.close = close_camera_device;
    mCameraDevice.ops = &mCameraOps;
    mCameraDevice.priv = this;
    gCamCapability[cameraId]->version = CAM_HAL_V3;
    // TODO: hardcode for now until mctl add support for min_num_pp_bufs
    //TBD - To see if this hardcoding is needed. Check by printing if this is filled by mctl to 3
    gCamCapability[cameraId]->min_num_pp_bufs = 3;

    PTHREAD_COND_INIT(&mBuffersCond);

    PTHREAD_COND_INIT(&mRequestCond);
    mPendingLiveRequest = 0;
    mCurrentRequestId = -1;
    pthread_mutex_init(&mMutex, NULL);

    for (size_t i = 0; i < CAMERA3_TEMPLATE_COUNT; i++)
        mDefaultMetadata[i] = NULL;

    // Getting system props of different kinds
    char prop[PROPERTY_VALUE_MAX];
    memset(prop, 0, sizeof(prop));
    property_get("persist.camera.raw.dump", prop, "0");
    mEnableRawDump = atoi(prop);
    property_get("persist.camera.hal3.force.hdr", prop, "0");
    mForceHdrSnapshot = atoi(prop);

    if (mEnableRawDump)
        LOGD("Raw dump from Camera HAL enabled");

    memset(&mInputStreamInfo, 0, sizeof(mInputStreamInfo));
    memset(mLdafCalib, 0, sizeof(mLdafCalib));

    memset(prop, 0, sizeof(prop));
    property_get("persist.camera.tnr.preview", prop, "0");
    m_bTnrPreview = (uint8_t)atoi(prop);

    memset(prop, 0, sizeof(prop));
    property_get("persist.camera.swtnr.preview", prop, "1");
    m_bSwTnrPreview = (uint8_t)atoi(prop);

    memset(prop, 0, sizeof(prop));
    property_get("persist.camera.tnr.video", prop, "1");
    m_bTnrVideo = (uint8_t)atoi(prop);

    memset(prop, 0, sizeof(prop));
    property_get("persist.camera.avtimer.debug", prop, "0");
    m_debug_avtimer = (uint8_t)atoi(prop);
    LOGI("AV timer enabled: %d", m_debug_avtimer);

    memset(prop, 0, sizeof(prop));
    property_get("persist.camera.cacmode.disable", prop, "0");
    m_cacModeDisabled = (uint8_t)atoi(prop);

    //Load and read GPU library.
    lib_surface_utils = NULL;
    LINK_get_surface_pixel_alignment = NULL;
    mSurfaceStridePadding = CAM_PAD_TO_64;
#ifdef CHECK_GPU_PIXEL_ALIGNMENT
    lib_surface_utils = dlopen("libadreno_utils.so", RTLD_NOW);
    if (lib_surface_utils) {
        *(void **)&LINK_get_surface_pixel_alignment =
                dlsym(lib_surface_utils, "get_gpu_pixel_alignment");
         if (LINK_get_surface_pixel_alignment) {
             mSurfaceStridePadding = LINK_get_surface_pixel_alignment();
         }
         dlclose(lib_surface_utils);
    }
#endif
    mPDIndex = getPDStatIndex(gCamCapability[cameraId]);
    mPDSupported = (0 <= mPDIndex) ? true : false;

    m60HzZone = is60HzZone();
}

/*===========================================================================
 * FUNCTION   : ~QCamera3HardwareInterface
 *
 * DESCRIPTION: destructor of QCamera3HardwareInterface
 *
 * PARAMETERS : none
 *
 * RETURN     : none
 *==========================================================================*/
QCamera3HardwareInterface::~QCamera3HardwareInterface()
{
    LOGD("E");

    int32_t rc = 0;

    // Disable power hint and enable the perf lock for close camera
    mPerfLockMgr.releasePerfLock(PERF_LOCK_POWERHINT_ENCODE);
    mPerfLockMgr.acquirePerfLock(PERF_LOCK_CLOSE_CAMERA);

    // unlink of dualcam during close camera
    if (mIsDeviceLinked) {
        cam_dual_camera_bundle_info_t *m_pRelCamSyncBuf =
                &m_pDualCamCmdPtr->bundle_info;
        m_pDualCamCmdPtr->cmd_type = CAM_DUAL_CAMERA_BUNDLE_INFO;
        m_pRelCamSyncBuf->sync_control = CAM_SYNC_RELATED_SENSORS_OFF;
        pthread_mutex_lock(&gCamLock);

        if (mIsMainCamera == 1) {
            m_pRelCamSyncBuf->mode = CAM_MODE_PRIMARY;
            m_pRelCamSyncBuf->type = CAM_TYPE_MAIN;
            m_pRelCamSyncBuf->sync_3a_mode = CAM_3A_SYNC_FOLLOW;
            // related session id should be session id of linked session
            m_pRelCamSyncBuf->related_sensor_session_id = sessionId[mLinkedCameraId];
        } else {
            m_pRelCamSyncBuf->mode = CAM_MODE_SECONDARY;
            m_pRelCamSyncBuf->type = CAM_TYPE_AUX;
            m_pRelCamSyncBuf->sync_3a_mode = CAM_3A_SYNC_FOLLOW;
            m_pRelCamSyncBuf->related_sensor_session_id = sessionId[mLinkedCameraId];
        }
        m_pRelCamSyncBuf->is_hw_sync_enabled = DUALCAM_HW_SYNC_ENABLED;
        pthread_mutex_unlock(&gCamLock);

        rc = mCameraHandle->ops->set_dual_cam_cmd(
                mCameraHandle->camera_handle);
        if (rc < 0) {
            LOGE("Dualcam: Unlink failed, but still proceed to close");
        }
    }

    /* We need to stop all streams before deleting any stream */
    if (mRawDumpChannel) {
        mRawDumpChannel->stop();
    }

    if (mHdrPlusRawSrcChannel) {
        mHdrPlusRawSrcChannel->stop();
    }

    // NOTE: 'camera3_stream_t *' objects are already freed at
    //        this stage by the framework
    for (List<stream_info_t *>::iterator it = mStreamInfo.begin();
        it != mStreamInfo.end(); it++) {
        QCamera3ProcessingChannel *channel = (*it)->channel;
        if (channel) {
            channel->stop();
        }
    }
    if (mSupportChannel)
        mSupportChannel->stop();

    if (mAnalysisChannel) {
        mAnalysisChannel->stop();
    }
    if (mMetadataChannel) {
        mMetadataChannel->stop();
    }
    if (mChannelHandle) {
        mCameraHandle->ops->stop_channel(mCameraHandle->camera_handle,
                mChannelHandle, /*stop_immediately*/false);
        LOGD("stopping channel %d", mChannelHandle);
    }

    for (List<stream_info_t *>::iterator it = mStreamInfo.begin();
        it != mStreamInfo.end(); it++) {
        QCamera3ProcessingChannel *channel = (*it)->channel;
        if (channel)
            delete channel;
        free (*it);
    }
    if (mSupportChannel) {
        delete mSupportChannel;
        mSupportChannel = NULL;
    }

    if (mAnalysisChannel) {
        delete mAnalysisChannel;
        mAnalysisChannel = NULL;
    }
    if (mRawDumpChannel) {
        delete mRawDumpChannel;
        mRawDumpChannel = NULL;
    }
    if (mHdrPlusRawSrcChannel) {
        delete mHdrPlusRawSrcChannel;
        mHdrPlusRawSrcChannel = NULL;
    }
    if (mDummyBatchChannel) {
        delete mDummyBatchChannel;
        mDummyBatchChannel = NULL;
    }

    mPictureChannel = NULL;
    mDepthChannel = NULL;

    if (mMetadataChannel) {
        delete mMetadataChannel;
        mMetadataChannel = NULL;
    }

    /* Clean up all channels */
    if (mCameraInitialized) {
        if(!mFirstConfiguration){
            //send the last unconfigure
            cam_stream_size_info_t stream_config_info;
            memset(&stream_config_info, 0, sizeof(cam_stream_size_info_t));
            stream_config_info.buffer_info.min_buffers = MIN_INFLIGHT_REQUESTS;
            stream_config_info.buffer_info.max_buffers =
                    m_bIs4KVideo ? 0 :
                    m_bEis3PropertyEnabled && m_bIsVideo ? MAX_VIDEO_BUFFERS : MAX_INFLIGHT_REQUESTS;
            clear_metadata_buffer(mParameters);
            ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_META_STREAM_INFO,
                    stream_config_info);
            int rc = mCameraHandle->ops->set_parms(mCameraHandle->camera_handle, mParameters);
            if (rc < 0) {
                LOGE("set_parms failed for unconfigure");
            }
        }
        deinitParameters();
    }

    if (mChannelHandle) {
        mCameraHandle->ops->delete_channel(mCameraHandle->camera_handle,
                mChannelHandle);
        LOGH("deleting channel %d", mChannelHandle);
        mChannelHandle = 0;
    }

    if (mState != CLOSED)
        closeCamera();

    for (auto &req : mPendingBuffersMap.mPendingBuffersInRequest) {
        req.mPendingBufferList.clear();
    }
    mPendingBuffersMap.mPendingBuffersInRequest.clear();
    for (pendingRequestIterator i = mPendingRequestsList.begin();
            i != mPendingRequestsList.end();) {
        i = erasePendingRequest(i);
    }
    for (size_t i = 0; i < CAMERA3_TEMPLATE_COUNT; i++)
        if (mDefaultMetadata[i])
            free_camera_metadata(mDefaultMetadata[i]);

    mPerfLockMgr.releasePerfLock(PERF_LOCK_CLOSE_CAMERA);

    pthread_cond_destroy(&mRequestCond);

    pthread_cond_destroy(&mBuffersCond);

    pthread_mutex_destroy(&mMutex);
    LOGD("X");
}

/*===========================================================================
 * FUNCTION   : erasePendingRequest
 *
 * DESCRIPTION: function to erase a desired pending request after freeing any
 *              allocated memory
 *
 * PARAMETERS :
 *   @i       : iterator pointing to pending request to be erased
 *
 * RETURN     : iterator pointing to the next request
 *==========================================================================*/
QCamera3HardwareInterface::pendingRequestIterator
        QCamera3HardwareInterface::erasePendingRequest (pendingRequestIterator i)
{
    if (i->input_buffer != NULL) {
        free(i->input_buffer);
        i->input_buffer = NULL;
    }
    if (i->settings != NULL)
        free_camera_metadata((camera_metadata_t*)i->settings);
    return mPendingRequestsList.erase(i);
}

/*===========================================================================
 * FUNCTION   : camEvtHandle
 *
 * DESCRIPTION: Function registered to mm-camera-interface to handle events
 *
 * PARAMETERS :
 *   @camera_handle : interface layer camera handle
 *   @evt           : ptr to event
 *   @user_data     : user data ptr
 *
 * RETURN     : none
 *==========================================================================*/
void QCamera3HardwareInterface::camEvtHandle(uint32_t /*camera_handle*/,
                                          mm_camera_event_t *evt,
                                          void *user_data)
{
    QCamera3HardwareInterface *obj = (QCamera3HardwareInterface *)user_data;
    if (obj && evt) {
        switch(evt->server_event_type) {
            case CAM_EVENT_TYPE_DAEMON_DIED:
                pthread_mutex_lock(&obj->mMutex);
                obj->mState = ERROR;
                pthread_mutex_unlock(&obj->mMutex);
                LOGE("Fatal, camera daemon died");
                break;

            case CAM_EVENT_TYPE_DAEMON_PULL_REQ:
                LOGD("HAL got request pull from Daemon");
                pthread_mutex_lock(&obj->mMutex);
                obj->mWokenUpByDaemon = true;
                obj->unblockRequestIfNecessary();
                pthread_mutex_unlock(&obj->mMutex);
                break;

            default:
                LOGW("Warning: Unhandled event %d",
                        evt->server_event_type);
                break;
        }
    } else {
        LOGE("NULL user_data/evt");
    }
}

/*===========================================================================
 * FUNCTION   : openCamera
 *
 * DESCRIPTION: open camera
 *
 * PARAMETERS :
 *   @hw_device  : double ptr for camera device struct
 *
 * RETURN     : int32_t type of status
 *              NO_ERROR  -- success
 *              none-zero failure code
 *==========================================================================*/
int QCamera3HardwareInterface::openCamera(struct hw_device_t **hw_device)
{
    int rc = 0;
    if (mState != CLOSED) {
        *hw_device = NULL;
        return PERMISSION_DENIED;
    }

    logEaselEvent("EASEL_STARTUP_LATENCY", "Camera Open");
    mPerfLockMgr.acquirePerfLock(PERF_LOCK_OPEN_CAMERA);
    LOGI("[KPI Perf]: E PROFILE_OPEN_CAMERA camera id %d",
             mCameraId);

    if (mCameraHandle) {
        LOGE("Failure: Camera already opened");
        return ALREADY_EXISTS;
    }

    {
        Mutex::Autolock l(gHdrPlusClientLock);
        if (gEaselManagerClient != nullptr && gEaselManagerClient->isEaselPresentOnDevice()) {
            logEaselEvent("EASEL_STARTUP_LATENCY", "Resume");
            rc = gEaselManagerClient->resume(this);
            if (rc != 0) {
                ALOGE("%s: Resuming Easel failed: %s (%d)", __FUNCTION__, strerror(-rc), rc);
                return rc;
            }
        }
    }

    rc = openCamera();
    if (rc == 0) {
        *hw_device = &mCameraDevice.common;
    } else {
        *hw_device = NULL;

        // Suspend Easel because opening camera failed.
        {
            Mutex::Autolock l(gHdrPlusClientLock);
            if (gEaselManagerClient != nullptr && gEaselManagerClient->isEaselPresentOnDevice()) {
                status_t suspendErr = gEaselManagerClient->suspend();
                if (suspendErr != 0) {
                    ALOGE("%s: Suspending Easel failed: %s (%d)", __FUNCTION__,
                            strerror(-suspendErr), suspendErr);
                }
            }
        }
    }

    LOGI("[KPI Perf]: X PROFILE_OPEN_CAMERA camera id %d, rc: %d",
             mCameraId, rc);

    if (rc == NO_ERROR) {
        mState = OPENED;
    }

    return rc;
}

/*===========================================================================
 * FUNCTION   : openCamera
 *
 * DESCRIPTION: open camera
 *
 * PARAMETERS : none
 *
 * RETURN     : int32_t type of status
 *              NO_ERROR  -- success
 *              none-zero failure code
 *==========================================================================*/
int QCamera3HardwareInterface::openCamera()
{
    int rc = 0;
    char value[PROPERTY_VALUE_MAX];

    KPI_ATRACE_CAMSCOPE_CALL(CAMSCOPE_HAL3_OPENCAMERA);

    rc = QCameraFlash::getInstance().reserveFlashForCamera(mCameraId);
    if (rc < 0) {
        LOGE("Failed to reserve flash for camera id: %d",
                mCameraId);
        return UNKNOWN_ERROR;
    }

    rc = camera_open((uint8_t)mCameraId, &mCameraHandle);
    if (rc) {
        LOGE("camera_open failed. rc = %d, mCameraHandle = %p", rc, mCameraHandle);
        return rc;
    }

    if (!mCameraHandle) {
        LOGE("camera_open failed. mCameraHandle = %p", mCameraHandle);
        return -ENODEV;
    }

    rc = mCameraHandle->ops->register_event_notify(mCameraHandle->camera_handle,
            camEvtHandle, (void *)this);

    if (rc < 0) {
        LOGE("Error, failed to register event callback");
        /* Not closing camera here since it is already handled in destructor */
        return FAILED_TRANSACTION;
    }

    mExifParams.debug_params =
            (mm_jpeg_debug_exif_params_t *) malloc (sizeof(mm_jpeg_debug_exif_params_t));
    if (mExifParams.debug_params) {
        memset(mExifParams.debug_params, 0, sizeof(mm_jpeg_debug_exif_params_t));
    } else {
        LOGE("Out of Memory. Allocation failed for 3A debug exif params");
        return NO_MEMORY;
    }
    mFirstConfiguration = true;

    //Notify display HAL that a camera session is active.
    //But avoid calling the same during bootup because camera service might open/close
    //cameras at boot time during its initialization and display service will also internally
    //wait for camera service to initialize first while calling this display API, resulting in a
    //deadlock situation. Since boot time camera open/close calls are made only to fetch
    //capabilities, no need of this display bw optimization.
    //Use "service.bootanim.exit" property to know boot status.
    property_get("service.bootanim.exit", value, "0");
    if (atoi(value) == 1) {
        pthread_mutex_lock(&gCamLock);
        if (gNumCameraSessions++ == 0) {
            setCameraLaunchStatus(true);
        }
        pthread_mutex_unlock(&gCamLock);
    }

    //fill the session id needed while linking dual cam
    pthread_mutex_lock(&gCamLock);
    rc = mCameraHandle->ops->get_session_id(mCameraHandle->camera_handle,
        &sessionId[mCameraId]);
    pthread_mutex_unlock(&gCamLock);

    if (rc < 0) {
        LOGE("Error, failed to get sessiion id");
        return UNKNOWN_ERROR;
    } else {
        //Allocate related cam sync buffer
        //this is needed for the payload that goes along with bundling cmd for related
        //camera use cases
        m_pDualCamCmdHeap = new QCamera3HeapMemory(1);
        rc = m_pDualCamCmdHeap->allocate(sizeof(cam_dual_camera_cmd_info_t));
        if(rc != OK) {
            rc = NO_MEMORY;
            LOGE("Dualcam: Failed to allocate Related cam sync Heap memory");
            return NO_MEMORY;
        }

        //Map memory for related cam sync buffer
        rc = mCameraHandle->ops->map_buf(mCameraHandle->camera_handle,
                CAM_MAPPING_BUF_TYPE_DUAL_CAM_CMD_BUF,
                m_pDualCamCmdHeap->getFd(0),
                sizeof(cam_dual_camera_cmd_info_t),
                m_pDualCamCmdHeap->getPtr(0));
        if(rc < 0) {
            LOGE("Dualcam: failed to map Related cam sync buffer");
            rc = FAILED_TRANSACTION;
            return NO_MEMORY;
        }
        m_pDualCamCmdPtr =
                (cam_dual_camera_cmd_info_t*) DATA_PTR(m_pDualCamCmdHeap,0);
    }

    LOGH("mCameraId=%d",mCameraId);

    return NO_ERROR;
}

/*===========================================================================
 * FUNCTION   : closeCamera
 *
 * DESCRIPTION: close camera
 *
 * PARAMETERS : none
 *
 * RETURN     : int32_t type of status
 *              NO_ERROR  -- success
 *              none-zero failure code
 *==========================================================================*/
int QCamera3HardwareInterface::closeCamera()
{
    KPI_ATRACE_CAMSCOPE_CALL(CAMSCOPE_HAL3_CLOSECAMERA);
    int rc = NO_ERROR;
    char value[PROPERTY_VALUE_MAX];

    LOGI("[KPI Perf]: E PROFILE_CLOSE_CAMERA camera id %d",
             mCameraId);

    // unmap memory for related cam sync buffer
    mCameraHandle->ops->unmap_buf(mCameraHandle->camera_handle,
            CAM_MAPPING_BUF_TYPE_DUAL_CAM_CMD_BUF);
    if (NULL != m_pDualCamCmdHeap) {
        m_pDualCamCmdHeap->deallocate();
        delete m_pDualCamCmdHeap;
        m_pDualCamCmdHeap = NULL;
        m_pDualCamCmdPtr = NULL;
    }

    rc = mCameraHandle->ops->close_camera(mCameraHandle->camera_handle);
    mCameraHandle = NULL;

    //reset session id to some invalid id
    pthread_mutex_lock(&gCamLock);
    sessionId[mCameraId] = 0xDEADBEEF;
    pthread_mutex_unlock(&gCamLock);

    //Notify display HAL that there is no active camera session
    //but avoid calling the same during bootup. Refer to openCamera
    //for more details.
    property_get("service.bootanim.exit", value, "0");
    if (atoi(value) == 1) {
        pthread_mutex_lock(&gCamLock);
        if (--gNumCameraSessions == 0) {
            setCameraLaunchStatus(false);
        }
        pthread_mutex_unlock(&gCamLock);
    }

    if (mExifParams.debug_params) {
        free(mExifParams.debug_params);
        mExifParams.debug_params = NULL;
    }
    if (QCameraFlash::getInstance().releaseFlashFromCamera(mCameraId) != 0) {
        LOGW("Failed to release flash for camera id: %d",
                mCameraId);
    }
    mState = CLOSED;
    LOGI("[KPI Perf]: X PROFILE_CLOSE_CAMERA camera id %d, rc: %d",
         mCameraId, rc);

    {
        Mutex::Autolock l(gHdrPlusClientLock);
        if (gHdrPlusClient != nullptr) {
            // Disable HDR+ mode.
            disableHdrPlusModeLocked();
            // Disconnect Easel if it's connected.
            gEaselManagerClient->closeHdrPlusClient(std::move(gHdrPlusClient));
            gHdrPlusClient = nullptr;
        }

        if (EaselManagerClientOpened) {
            rc = gEaselManagerClient->stopMipi(mCameraId);
            if (rc != 0) {
                ALOGE("%s: Stopping MIPI failed: %s (%d)", __FUNCTION__, strerror(-rc), rc);
            }

            rc = gEaselManagerClient->suspend();
            if (rc != 0) {
                ALOGE("%s: Suspending Easel failed: %s (%d)", __FUNCTION__, strerror(-rc), rc);
            }
        }
    }

    return rc;
}

/*===========================================================================
 * FUNCTION   : initialize
 *
 * DESCRIPTION: Initialize frameworks callback functions
 *
 * PARAMETERS :
 *   @callback_ops : callback function to frameworks
 *
 * RETURN     :
 *
 *==========================================================================*/
int QCamera3HardwareInterface::initialize(
        const struct camera3_callback_ops *callback_ops)
{
    ATRACE_CAMSCOPE_CALL(CAMSCOPE_HAL3_INIT);
    int rc;

    LOGI("E :mCameraId = %d mState = %d", mCameraId, mState);
    pthread_mutex_lock(&mMutex);

    // Validate current state
    switch (mState) {
        case OPENED:
            /* valid state */
            break;
        default:
            LOGE("Invalid state %d", mState);
            rc = -ENODEV;
            goto err1;
    }

    rc = initParameters();
    if (rc < 0) {
        LOGE("initParamters failed %d", rc);
        goto err1;
    }
    mCallbackOps = callback_ops;

    mChannelHandle = mCameraHandle->ops->add_channel(
            mCameraHandle->camera_handle, NULL, NULL, this);
    if (mChannelHandle == 0) {
        LOGE("add_channel failed");
        rc = -ENOMEM;
        pthread_mutex_unlock(&mMutex);
        return rc;
    }

    pthread_mutex_unlock(&mMutex);
    mCameraInitialized = true;
    mState = INITIALIZED;
    LOGI("X");
    return 0;

err1:
    pthread_mutex_unlock(&mMutex);
    return rc;
}

/*===========================================================================
 * FUNCTION   : validateStreamDimensions
 *
 * DESCRIPTION: Check if the configuration requested are those advertised
 *
 * PARAMETERS :
 *   @stream_list : streams to be configured
 *
 * RETURN     :
 *
 *==========================================================================*/
int QCamera3HardwareInterface::validateStreamDimensions(
        camera3_stream_configuration_t *streamList)
{
    int rc = NO_ERROR;
    size_t count = 0;
    uint32_t depthWidth = 0;
    uint32_t depthHeight = 0;
    if (mPDSupported) {
        depthWidth = gCamCapability[mCameraId]->raw_meta_dim[mPDIndex].width;
        depthHeight = gCamCapability[mCameraId]->raw_meta_dim[mPDIndex].height;
    }

    camera3_stream_t *inputStream = NULL;
    /*
    * Loop through all streams to find input stream if it exists*
    */
    for (size_t i = 0; i< streamList->num_streams; i++) {
        if (streamList->streams[i]->stream_type == CAMERA3_STREAM_INPUT) {
            if (inputStream != NULL) {
                LOGE("Error, Multiple input streams requested");
                return -EINVAL;
            }
            inputStream = streamList->streams[i];
        }
    }
    /*
    * Loop through all streams requested in configuration
    * Check if unsupported sizes have been requested on any of them
    */
    for (size_t j = 0; j < streamList->num_streams; j++) {
        bool sizeFound = false;
        camera3_stream_t *newStream = streamList->streams[j];

        uint32_t rotatedHeight = newStream->height;
        uint32_t rotatedWidth = newStream->width;
        if ((newStream->rotation == CAMERA3_STREAM_ROTATION_90) ||
                (newStream->rotation == CAMERA3_STREAM_ROTATION_270)) {
            rotatedHeight = newStream->width;
            rotatedWidth = newStream->height;
        }

        /*
        * Sizes are different for each type of stream format check against
        * appropriate table.
        */
        switch (newStream->format) {
        case ANDROID_SCALER_AVAILABLE_FORMATS_RAW16:
        case ANDROID_SCALER_AVAILABLE_FORMATS_RAW_OPAQUE:
        case HAL_PIXEL_FORMAT_RAW10:
            if ((HAL_DATASPACE_DEPTH == newStream->data_space) &&
                    (ANDROID_SCALER_AVAILABLE_FORMATS_RAW16 == newStream->format) &&
                    mPDSupported) {
                if ((depthWidth == newStream->width) &&
                        (depthHeight == newStream->height)) {
                    sizeFound = true;
                }
                break;
            }
            count = MIN(gCamCapability[mCameraId]->supported_raw_dim_cnt, MAX_SIZES_CNT);
            for (size_t i = 0; i < count; i++) {
                if ((gCamCapability[mCameraId]->raw_dim[i].width == (int32_t)rotatedWidth) &&
                        (gCamCapability[mCameraId]->raw_dim[i].height == (int32_t)rotatedHeight)) {
                    sizeFound = true;
                    break;
                }
            }
            break;
        case HAL_PIXEL_FORMAT_BLOB:
            if ((newStream->data_space == HAL_DATASPACE_DEPTH) &&
                    mPDSupported) {
                //As per spec. depth cloud should be sample count / 16
                uint32_t depthSamplesCount = (depthWidth * depthHeight * 2) / 16;
                if ((depthSamplesCount == newStream->width) &&
                        (1 == newStream->height)) {
                    sizeFound = true;
                }
                break;
            }
            count = MIN(gCamCapability[mCameraId]->picture_sizes_tbl_cnt, MAX_SIZES_CNT);
            /* Verify set size against generated sizes table */
            for (size_t i = 0; i < count; i++) {
                if (((int32_t)rotatedWidth ==
                        gCamCapability[mCameraId]->picture_sizes_tbl[i].width) &&
                        ((int32_t)rotatedHeight ==
                        gCamCapability[mCameraId]->picture_sizes_tbl[i].height)) {
                    sizeFound = true;
                    break;
                }
            }
            break;
        case HAL_PIXEL_FORMAT_YCbCr_420_888:
        case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED:
        default:
            if (newStream->stream_type == CAMERA3_STREAM_BIDIRECTIONAL
                    || newStream->stream_type == CAMERA3_STREAM_INPUT
                    || IS_USAGE_ZSL(newStream->usage)) {
                if (((int32_t)rotatedWidth ==
                                gCamCapability[mCameraId]->active_array_size.width) &&
                                ((int32_t)rotatedHeight ==
                                gCamCapability[mCameraId]->active_array_size.height)) {
                    sizeFound = true;
                    break;
                }
                /* We could potentially break here to enforce ZSL stream
                 * set from frameworks always is full active array size
                 * but it is not clear from the spc if framework will always
                 * follow that, also we have logic to override to full array
                 * size, so keeping the logic lenient at the moment
                 */
            }
            count = MIN(gCamCapability[mCameraId]->picture_sizes_tbl_cnt,
                    MAX_SIZES_CNT);
            for (size_t i = 0; i < count; i++) {
                if (((int32_t)rotatedWidth ==
                            gCamCapability[mCameraId]->picture_sizes_tbl[i].width) &&
                            ((int32_t)rotatedHeight ==
                            gCamCapability[mCameraId]->picture_sizes_tbl[i].height)) {
                    sizeFound = true;
                    break;
                }
            }
            break;
        } /* End of switch(newStream->format) */

        /* We error out even if a single stream has unsupported size set */
        if (!sizeFound) {
            LOGE("Error: Unsupported size: %d x %d type: %d array size: %d x %d",
                    rotatedWidth, rotatedHeight, newStream->format,
                    gCamCapability[mCameraId]->active_array_size.width,
                    gCamCapability[mCameraId]->active_array_size.height);
            rc = -EINVAL;
            break;
        }
    } /* End of for each stream */
    return rc;
}

/*===========================================================================
 * FUNCTION   : validateUsageFlags
 *
 * DESCRIPTION: Check if the configuration usage flags map to same internal format.
 *
 * PARAMETERS :
 *   @stream_list : streams to be configured
 *
 * RETURN     :
 *   NO_ERROR if the usage flags are supported
 *   error code if usage flags are not supported
 *
 *==========================================================================*/
int QCamera3HardwareInterface::validateUsageFlags(
        const camera3_stream_configuration_t* streamList)
{
    for (size_t j = 0; j < streamList->num_streams; j++) {
        const camera3_stream_t *newStream = streamList->streams[j];

        if (newStream->format != HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED ||
            (newStream->stream_type != CAMERA3_STREAM_OUTPUT &&
             newStream->stream_type != CAMERA3_STREAM_BIDIRECTIONAL)) {
            continue;
        }

        // Here we only care whether it's EIS3 or not
        char is_type_value[PROPERTY_VALUE_MAX];
        property_get("persist.camera.is_type", is_type_value, "4");
        cam_is_type_t isType = atoi(is_type_value) == IS_TYPE_EIS_3_0 ? IS_TYPE_EIS_3_0 : IS_TYPE_NONE;
        if (gCamCapability[mCameraId]->position == CAM_POSITION_FRONT ||
                mOpMode == CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE)
            isType = IS_TYPE_NONE;

        bool isVideo = IS_USAGE_VIDEO(newStream->usage);
        bool isPreview = IS_USAGE_PREVIEW(newStream->usage);
        bool isZSL = IS_USAGE_ZSL(newStream->usage);
        bool forcePreviewUBWC = true;
        if (isVideo && !QCameraCommon::isVideoUBWCEnabled()) {
            forcePreviewUBWC = false;
        }
        cam_format_t videoFormat = QCamera3Channel::getStreamDefaultFormat(
                CAM_STREAM_TYPE_VIDEO, newStream->width, newStream->height, forcePreviewUBWC, isType);
        cam_format_t previewFormat = QCamera3Channel::getStreamDefaultFormat(
                CAM_STREAM_TYPE_PREVIEW, newStream->width, newStream->height, forcePreviewUBWC, isType);
        cam_format_t zslFormat = QCamera3Channel::getStreamDefaultFormat(
                CAM_STREAM_TYPE_SNAPSHOT, newStream->width, newStream->height, forcePreviewUBWC, isType);

        // Color space for this camera device is guaranteed to be ITU_R_601_FR.
        // So color spaces will always match.

        // Check whether underlying formats of shared streams match.
        if (isVideo && isPreview && videoFormat != previewFormat) {
            LOGE("Combined video and preview usage flag is not supported");
            return -EINVAL;
        }
        if (isPreview && isZSL && previewFormat != zslFormat) {
            LOGE("Combined preview and zsl usage flag is not supported");
            return -EINVAL;
        }
        if (isVideo && isZSL && videoFormat != zslFormat) {
            LOGE("Combined video and zsl usage flag is not supported");
            return -EINVAL;
        }
    }
    return NO_ERROR;
}

/*===========================================================================
 * FUNCTION   : validateUsageFlagsForEis
 *
 * DESCRIPTION: Check if the configuration usage flags conflict with Eis
 *
 * PARAMETERS :
 *   @stream_list : streams to be configured
 *
 * RETURN     :
 *   NO_ERROR if the usage flags are supported
 *   error code if usage flags are not supported
 *
 *==========================================================================*/
int QCamera3HardwareInterface::validateUsageFlagsForEis(
        const camera3_stream_configuration_t* streamList)
{
    for (size_t j = 0; j < streamList->num_streams; j++) {
        const camera3_stream_t *newStream = streamList->streams[j];

        bool isVideo = IS_USAGE_VIDEO(newStream->usage);
        bool isPreview = IS_USAGE_PREVIEW(newStream->usage);

        // Because EIS is "hard-coded" for certain use case, and current
       // implementation doesn't support shared preview and video on the same
        // stream, return failure if EIS is forced on.
        if (isPreview && isVideo && m_bEisEnable && m_bEisSupportedSize) {
            LOGE("Combined video and preview usage flag is not supported due to EIS");
            return -EINVAL;
        }
    }
    return NO_ERROR;
}

/*==============================================================================
 * FUNCTION   : isSupportChannelNeeded
 *
 * DESCRIPTION: Simple heuristic func to determine if support channels is needed
 *
 * PARAMETERS :
 *   @stream_list : streams to be configured
 *   @stream_config_info : the config info for streams to be configured
 *
 * RETURN     : Boolen true/false decision
 *
 *==========================================================================*/
bool QCamera3HardwareInterface::isSupportChannelNeeded(
        camera3_stream_configuration_t *streamList,
        cam_stream_size_info_t stream_config_info)
{
    uint32_t i;
    bool pprocRequested = false;
    /* Check for conditions where PProc pipeline does not have any streams*/
    for (i = 0; i < stream_config_info.num_streams; i++) {
        if (stream_config_info.type[i] != CAM_STREAM_TYPE_ANALYSIS &&
                stream_config_info.postprocess_mask[i] != CAM_QCOM_FEATURE_NONE) {
            pprocRequested = true;
            break;
        }
    }

    if (pprocRequested == false )
        return true;

    /* Dummy stream needed if only raw or jpeg streams present */
    for (i = 0; i < streamList->num_streams; i++) {
        switch(streamList->streams[i]->format) {
            case HAL_PIXEL_FORMAT_RAW_OPAQUE:
            case HAL_PIXEL_FORMAT_RAW10:
            case HAL_PIXEL_FORMAT_RAW16:
            case HAL_PIXEL_FORMAT_BLOB:
                break;
            default:
                return false;
        }
    }
    return true;
}

/*==============================================================================
 * FUNCTION   : sensor_mode_info
 *
 * DESCRIPTION: Get sensor mode information based on current stream configuratoin
 *
 * PARAMETERS :
 *   @sensor_mode_info : sensor mode information (output)
 *
 * RETURN     : int32_t type of status
 *              NO_ERROR  -- success
 *              none-zero failure code
 *
 *==========================================================================*/
int32_t QCamera3HardwareInterface::getSensorModeInfo(cam_sensor_mode_info_t &sensorModeInfo)
{
    int32_t rc = NO_ERROR;

    cam_dimension_t max_dim = {0, 0};
    for (uint32_t i = 0; i < mStreamConfigInfo.num_streams; i++) {
        if (mStreamConfigInfo.stream_sizes[i].width > max_dim.width)
            max_dim.width = mStreamConfigInfo.stream_sizes[i].width;
        if (mStreamConfigInfo.stream_sizes[i].height > max_dim.height)
            max_dim.height = mStreamConfigInfo.stream_sizes[i].height;
    }

    clear_metadata_buffer(mParameters);

    rc = ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_PARM_MAX_DIMENSION,
            max_dim);
    if (rc != NO_ERROR) {
        LOGE("Failed to update table for CAM_INTF_PARM_MAX_DIMENSION");
        return rc;
    }

    rc = mCameraHandle->ops->set_parms(mCameraHandle->camera_handle, mParameters);
    if (rc != NO_ERROR) {
        LOGE("Failed to set CAM_INTF_PARM_MAX_DIMENSION");
        return rc;
    }

    clear_metadata_buffer(mParameters);
    ADD_GET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_PARM_SENSOR_MODE_INFO);

    rc = mCameraHandle->ops->get_parms(mCameraHandle->camera_handle,
            mParameters);
    if (rc != NO_ERROR) {
        LOGE("Failed to get CAM_INTF_PARM_SENSOR_MODE_INFO");
        return rc;
    }

    READ_PARAM_ENTRY(mParameters, CAM_INTF_PARM_SENSOR_MODE_INFO, sensorModeInfo);
    LOGH("%s: active array size %dx%d, pixel array size %dx%d, output pixel clock %u, "
            "raw bits: %d", __FUNCTION__, sensorModeInfo.active_array_size.width,
            sensorModeInfo.active_array_size.height, sensorModeInfo.pixel_array_size.width,
            sensorModeInfo.pixel_array_size.height, sensorModeInfo.op_pixel_clk,
            sensorModeInfo.num_raw_bits);

    return rc;
}

/*==============================================================================
 * FUNCTION   : getCurrentSensorModeInfo
 *
 * DESCRIPTION: Get sensor mode information that is currently selected.
 *
 * PARAMETERS :
 *   @sensorModeInfo : sensor mode information (output)
 *
 * RETURN     : int32_t type of status
 *              NO_ERROR  -- success
 *              none-zero failure code
 *
 *==========================================================================*/
int32_t QCamera3HardwareInterface::getCurrentSensorModeInfo(cam_sensor_mode_info_t &sensorModeInfo)
{
    int32_t rc = NO_ERROR;

    clear_metadata_buffer(mParameters);
    ADD_GET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_PARM_CURRENT_SENSOR_MODE_INFO);

    rc = mCameraHandle->ops->get_parms(mCameraHandle->camera_handle,
            mParameters);
    if (rc != NO_ERROR) {
        LOGE("Failed to get CAM_INTF_PARM_SENSOR_MODE_INFO");
        return rc;
    }

    READ_PARAM_ENTRY(mParameters, CAM_INTF_PARM_CURRENT_SENSOR_MODE_INFO, sensorModeInfo);
    LOGH("%s: active array size %dx%d, pixel array size %dx%d, output pixel clock %u, "
            "raw bits: %d", __FUNCTION__, sensorModeInfo.active_array_size.width,
            sensorModeInfo.active_array_size.height, sensorModeInfo.pixel_array_size.width,
            sensorModeInfo.pixel_array_size.height, sensorModeInfo.op_pixel_clk,
            sensorModeInfo.num_raw_bits);

    return rc;
}

/*==============================================================================
 * FUNCTION   : addToPPFeatureMask
 *
 * DESCRIPTION: add additional features to pp feature mask based on
 *              stream type and usecase
 *
 * PARAMETERS :
 *   @stream_format : stream type for feature mask
 *   @stream_idx : stream idx within postprocess_mask list to change
 *
 * RETURN     : NULL
 *
 *==========================================================================*/
void QCamera3HardwareInterface::addToPPFeatureMask(int stream_format,
        uint32_t stream_idx)
{
    char feature_mask_value[PROPERTY_VALUE_MAX];
    cam_feature_mask_t feature_mask;
    int args_converted;
    int property_len;

    /* Get feature mask from property */
#ifdef _LE_CAMERA_
    char swtnr_feature_mask_value[PROPERTY_VALUE_MAX];
    snprintf(swtnr_feature_mask_value, PROPERTY_VALUE_MAX, "%lld", CAM_QTI_FEATURE_SW_TNR);
    property_len = property_get("persist.camera.hal3.feature",
            feature_mask_value, swtnr_feature_mask_value);
#else
    property_len = property_get("persist.camera.hal3.feature",
            feature_mask_value, "0");
#endif
    if ((property_len > 2) && (feature_mask_value[0] == '0') &&
            (feature_mask_value[1] == 'x')) {
        args_converted = sscanf(feature_mask_value, "0x%llx", &feature_mask);
    } else {
        args_converted = sscanf(feature_mask_value, "%lld", &feature_mask);
    }
    if (1 != args_converted) {
        feature_mask = 0;
        LOGE("Wrong feature mask %s", feature_mask_value);
        return;
    }

    switch (stream_format) {
    case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED: {
        /* Add LLVD to pp feature mask only if video hint is enabled */
        if ((m_bIsVideo) && (feature_mask & CAM_QTI_FEATURE_SW_TNR)) {
            mStreamConfigInfo.postprocess_mask[stream_idx]
                    |= CAM_QTI_FEATURE_SW_TNR;
            LOGH("Added SW TNR to pp feature mask");
        } else if ((m_bIsVideo) && (feature_mask & CAM_QCOM_FEATURE_LLVD)) {
            mStreamConfigInfo.postprocess_mask[stream_idx]
                    |= CAM_QCOM_FEATURE_LLVD;
            LOGH("Added LLVD SeeMore to pp feature mask");
        }
        if (gCamCapability[mCameraId]->qcom_supported_feature_mask &
                CAM_QCOM_FEATURE_STAGGERED_VIDEO_HDR) {
            mStreamConfigInfo.postprocess_mask[stream_idx] |= CAM_QCOM_FEATURE_STAGGERED_VIDEO_HDR;
        }
        if ((m_bIsVideo) && (gCamCapability[mCameraId]->qcom_supported_feature_mask &
                CAM_QTI_FEATURE_BINNING_CORRECTION)) {
            mStreamConfigInfo.postprocess_mask[stream_idx] |=
                    CAM_QTI_FEATURE_BINNING_CORRECTION;
        }
        break;
    }
    default:
        break;
    }
    LOGD("PP feature mask %llx",
            mStreamConfigInfo.postprocess_mask[stream_idx]);
}

/*==============================================================================
 * FUNCTION   : updateFpsInPreviewBuffer
 *
 * DESCRIPTION: update FPS information in preview buffer.
 *
 * PARAMETERS :
 *   @metadata    : pointer to metadata buffer
 *   @frame_number: frame_number to look for in pending buffer list
 *
 * RETURN     : None
 *
 *==========================================================================*/
void QCamera3HardwareInterface::updateFpsInPreviewBuffer(metadata_buffer_t *metadata,
        uint32_t frame_number)
{
    // Mark all pending buffers for this particular request
    // with corresponding framerate information
    for (List<PendingBuffersInRequest>::iterator req =
            mPendingBuffersMap.mPendingBuffersInRequest.begin();
            req != mPendingBuffersMap.mPendingBuffersInRequest.end(); req++) {
        for(List<PendingBufferInfo>::iterator j =
                req->mPendingBufferList.begin();
                j != req->mPendingBufferList.end(); j++) {
            QCamera3Channel *channel = (QCamera3Channel *)j->stream->priv;
            if ((req->frame_number == frame_number) &&
                (channel->getStreamTypeMask() &
                (1U << CAM_STREAM_TYPE_PREVIEW))) {
                IF_META_AVAILABLE(cam_fps_range_t, float_range,
                    CAM_INTF_PARM_FPS_RANGE, metadata) {
                    typeof (MetaData_t::refreshrate) cameraFps = float_range->max_fps;
                    struct private_handle_t *priv_handle =
                        (struct private_handle_t *)(*(j->buffer));
                    setMetaData(priv_handle, UPDATE_REFRESH_RATE, &cameraFps);
                }
            }
        }
    }
}

/*==============================================================================
 * FUNCTION   : updateTimeStampInPendingBuffers
 *
 * DESCRIPTION: update timestamp in display metadata for all pending buffers
 *              of a frame number
 *
 * PARAMETERS :
 *   @frame_number: frame_number. Timestamp will be set on pending buffers of this frame number
 *   @timestamp   : timestamp to be set
 *
 * RETURN     : None
 *
 *==========================================================================*/
void QCamera3HardwareInterface::updateTimeStampInPendingBuffers(
        uint32_t frameNumber, nsecs_t timestamp)
{
    for (auto req = mPendingBuffersMap.mPendingBuffersInRequest.begin();
            req != mPendingBuffersMap.mPendingBuffersInRequest.end(); req++) {
        if (req->frame_number != frameNumber)
            continue;

        for (auto k = req->mPendingBufferList.begin();
                k != req->mPendingBufferList.end(); k++ ) {
            struct private_handle_t *priv_handle =
                    (struct private_handle_t *) (*(k->buffer));
            setMetaData(priv_handle, SET_VT_TIMESTAMP, &timestamp);
        }
    }
    return;
}

/*===========================================================================
 * FUNCTION   : configureStreams
 *
 * DESCRIPTION: Reset HAL camera device processing pipeline and set up new input
 *              and output streams.
 *
 * PARAMETERS :
 *   @stream_list : streams to be configured
 *
 * RETURN     :
 *
 *==========================================================================*/
int QCamera3HardwareInterface::configureStreams(
        camera3_stream_configuration_t *streamList)
{
    ATRACE_CAMSCOPE_CALL(CAMSCOPE_HAL3_CFG_STRMS);
    int rc = 0;

    // Acquire perfLock before configure streams
    mPerfLockMgr.acquirePerfLock(PERF_LOCK_START_PREVIEW);
    rc = configureStreamsPerfLocked(streamList);
    mPerfLockMgr.releasePerfLock(PERF_LOCK_START_PREVIEW);

    return rc;
}

/*===========================================================================
 * FUNCTION   : configureStreamsPerfLocked
 *
 * DESCRIPTION: configureStreams while perfLock is held.
 *
 * PARAMETERS :
 *   @stream_list : streams to be configured
 *
 * RETURN     : int32_t type of status
 *              NO_ERROR  -- success
 *              none-zero failure code
 *==========================================================================*/
int QCamera3HardwareInterface::configureStreamsPerfLocked(
        camera3_stream_configuration_t *streamList)
{
    ATRACE_CAMSCOPE_CALL(CAMSCOPE_HAL3_CFG_STRMS_PERF_LKD);
    int rc = 0;

    // Sanity check stream_list
    if (streamList == NULL) {
        LOGE("NULL stream configuration");
        return BAD_VALUE;
    }
    if (streamList->streams == NULL) {
        LOGE("NULL stream list");
        return BAD_VALUE;
    }

    if (streamList->num_streams < 1) {
        LOGE("Bad number of streams requested: %d",
                streamList->num_streams);
        return BAD_VALUE;
    }

    if (streamList->num_streams >= MAX_NUM_STREAMS) {
        LOGE("Maximum number of streams %d exceeded: %d",
                MAX_NUM_STREAMS, streamList->num_streams);
        return BAD_VALUE;
    }

    mOpMode = streamList->operation_mode;
    LOGD("mOpMode: %d", mOpMode);

    rc = validateUsageFlags(streamList);
    if (rc != NO_ERROR) {
        return rc;
    }

    /* first invalidate all the steams in the mStreamList
     * if they appear again, they will be validated */
    for (List<stream_info_t*>::iterator it = mStreamInfo.begin();
            it != mStreamInfo.end(); it++) {
        QCamera3ProcessingChannel *channel = (QCamera3ProcessingChannel*)(*it)->stream->priv;
        if (channel) {
          channel->stop();
        }
        (*it)->status = INVALID;
    }

    if (mRawDumpChannel) {
        mRawDumpChannel->stop();
        delete mRawDumpChannel;
        mRawDumpChannel = NULL;
    }

    if (mHdrPlusRawSrcChannel) {
        mHdrPlusRawSrcChannel->stop();
        delete mHdrPlusRawSrcChannel;
        mHdrPlusRawSrcChannel = NULL;
    }

    if (mSupportChannel)
        mSupportChannel->stop();

    if (mAnalysisChannel) {
        mAnalysisChannel->stop();
    }
    if (mMetadataChannel) {
        /* If content of mStreamInfo is not 0, there is metadata stream */
        mMetadataChannel->stop();
    }
    if (mChannelHandle) {
        mCameraHandle->ops->stop_channel(mCameraHandle->camera_handle,
                mChannelHandle, /*stop_immediately*/false);
        LOGD("stopping channel %d", mChannelHandle);
    }

    pthread_mutex_lock(&mMutex);

    // Check state
    switch (mState) {
        case INITIALIZED:
        case CONFIGURED:
        case STARTED:
            /* valid state */
            break;
        default:
            LOGE("Invalid state %d", mState);
            pthread_mutex_unlock(&mMutex);
            return -ENODEV;
    }

    /* Check whether we have video stream */
    m_bIs4KVideo = false;
    m_bIsVideo = false;
    m_bEisSupportedSize = false;
    m_bTnrEnabled = false;
    m_bVideoHdrEnabled = false;
    bool isZsl = false;
    bool depthPresent = false;
    bool isPreview = false;
    uint32_t videoWidth = 0U;
    uint32_t videoHeight = 0U;
    size_t rawStreamCnt = 0;
    size_t stallStreamCnt = 0;
    size_t processedStreamCnt = 0;
    // Number of streams on ISP encoder path
    size_t numStreamsOnEncoder = 0;
    size_t numYuv888OnEncoder = 0;
    bool bYuv888OverrideJpeg = false;
    cam_dimension_t largeYuv888Size = {0, 0};
    cam_dimension_t maxViewfinderSize = {0, 0};
    bool bJpegExceeds4K = false;
    bool bJpegOnEncoder = false;
    bool bUseCommonFeatureMask = false;
    cam_feature_mask_t commonFeatureMask = 0;
    bool bSmallJpegSize = false;
    uint32_t width_ratio;
    uint32_t height_ratio;
    maxViewfinderSize = gCamCapability[mCameraId]->max_viewfinder_size;
    camera3_stream_t *inputStream = NULL;
    bool isJpeg = false;
    cam_dimension_t jpegSize = {0, 0};
    cam_dimension_t previewSize = {0, 0};
    size_t pdStatCount = 0;

    cam_padding_info_t padding_info = gCamCapability[mCameraId]->padding_info;

    /*EIS configuration*/
    uint8_t eis_prop_set;
    uint32_t maxEisWidth = 0;
    uint32_t maxEisHeight = 0;

    // Initialize all instant AEC related variables
    mInstantAEC = false;
    mResetInstantAEC = false;
    mInstantAECSettledFrameNumber = 0;
    mAecSkipDisplayFrameBound = 0;
    mInstantAecFrameIdxCount = 0;
    mCurrFeatureState = 0;
    mStreamConfig = true;

    memset(&mInputStreamInfo, 0, sizeof(mInputStreamInfo));

    size_t count = IS_TYPE_MAX;
    count = MIN(gCamCapability[mCameraId]->supported_is_types_cnt, count);
    for (size_t i = 0; i < count; i++) {
        if ((gCamCapability[mCameraId]->supported_is_types[i] == IS_TYPE_EIS_2_0) ||
            (gCamCapability[mCameraId]->supported_is_types[i] == IS_TYPE_EIS_3_0)) {
            m_bEisSupported = true;
            break;
        }
    }

    if (m_bEisSupported) {
        maxEisWidth = MAX_EIS_WIDTH;
        maxEisHeight = MAX_EIS_HEIGHT;
    }

    /* EIS setprop control */
    char eis_prop[PROPERTY_VALUE_MAX];
    memset(eis_prop, 0, sizeof(eis_prop));
    property_get("persist.camera.eis.enable", eis_prop, "1");
    eis_prop_set = (uint8_t)atoi(eis_prop);

    m_bEisEnable = eis_prop_set && m_bEisSupported &&
            (mOpMode != CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE);

    LOGD("m_bEisEnable: %d, eis_prop_set: %d, m_bEisSupported: %d",
            m_bEisEnable, eis_prop_set, m_bEisSupported);

    /* stream configurations */
    for (size_t i = 0; i < streamList->num_streams; i++) {
        camera3_stream_t *newStream = streamList->streams[i];
        LOGI("stream[%d] type = %d, format = %d, width = %d, "
                "height = %d, rotation = %d, usage = 0x%x",
                 i, newStream->stream_type, newStream->format,
                newStream->width, newStream->height, newStream->rotation,
                newStream->usage);
        if (newStream->stream_type == CAMERA3_STREAM_BIDIRECTIONAL ||
                newStream->stream_type == CAMERA3_STREAM_INPUT){
            isZsl = true;
        }
        if ((HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED == newStream->format) &&
                IS_USAGE_PREVIEW(newStream->usage)) {
            isPreview = true;
        }

        if (newStream->stream_type == CAMERA3_STREAM_INPUT){
            inputStream = newStream;
        }

        if ((newStream->format == HAL_PIXEL_FORMAT_BLOB) &&
                (newStream->data_space != HAL_DATASPACE_DEPTH)) {
            isJpeg = true;
            jpegSize.width = newStream->width;
            jpegSize.height = newStream->height;
            if (newStream->width > VIDEO_4K_WIDTH ||
                    newStream->height > VIDEO_4K_HEIGHT)
                bJpegExceeds4K = true;
        }

        if ((HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED == newStream->format) &&
                (newStream->usage & private_handle_t::PRIV_FLAGS_VIDEO_ENCODER)) {
            m_bIsVideo = true;
            // In HAL3 we can have multiple different video streams.
            // The variables video width and height are used below as
            // dimensions of the biggest of them
            if (videoWidth < newStream->width ||
                videoHeight < newStream->height) {
              videoWidth = newStream->width;
              videoHeight = newStream->height;
            }
            if ((VIDEO_4K_WIDTH <= newStream->width) &&
                    (VIDEO_4K_HEIGHT <= newStream->height)) {
                m_bIs4KVideo = true;
            }
            m_bEisSupportedSize = (newStream->width <= maxEisWidth) &&
                                  (newStream->height <= maxEisHeight);

        }
        if (newStream->stream_type == CAMERA3_STREAM_BIDIRECTIONAL ||
                newStream->stream_type == CAMERA3_STREAM_OUTPUT) {
            switch (newStream->format) {
            case HAL_PIXEL_FORMAT_BLOB:
                if (newStream->data_space == HAL_DATASPACE_DEPTH) {
                    depthPresent = true;
                    break;
                }
                stallStreamCnt++;
                if (isOnEncoder(maxViewfinderSize, newStream->width,
                        newStream->height)) {
                    numStreamsOnEncoder++;
                    bJpegOnEncoder = true;
                }
                width_ratio = CEIL_DIVISION(gCamCapability[mCameraId]->active_array_size.width,
                        newStream->width);
                height_ratio = CEIL_DIVISION(gCamCapability[mCameraId]->active_array_size.height,
                        newStream->height);;
                FATAL_IF(gCamCapability[mCameraId]->max_downscale_factor == 0,
                        "FATAL: max_downscale_factor cannot be zero and so assert");
                if ( (width_ratio > gCamCapability[mCameraId]->max_downscale_factor) ||
                    (height_ratio > gCamCapability[mCameraId]->max_downscale_factor)) {
                    LOGH("Setting small jpeg size flag to true");
                    bSmallJpegSize = true;
                }
                break;
            case HAL_PIXEL_FORMAT_RAW10:
            case HAL_PIXEL_FORMAT_RAW_OPAQUE:
            case HAL_PIXEL_FORMAT_RAW16:
                rawStreamCnt++;
                if ((HAL_DATASPACE_DEPTH == newStream->data_space) &&
                        (HAL_PIXEL_FORMAT_RAW16 == newStream->format)) {
                    pdStatCount++;
                }
                break;
            case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED:
                processedStreamCnt++;
                if (isOnEncoder(maxViewfinderSize, newStream->width,
                        newStream->height)) {
                    if (newStream->stream_type != CAMERA3_STREAM_BIDIRECTIONAL &&
                            !IS_USAGE_ZSL(newStream->usage)) {
                        commonFeatureMask |= CAM_QCOM_FEATURE_PP_SUPERSET_HAL3;
                    }
                    numStreamsOnEncoder++;
                }
                break;
            case HAL_PIXEL_FORMAT_YCbCr_420_888:
                processedStreamCnt++;
                if (isOnEncoder(maxViewfinderSize, newStream->width,
                        newStream->height)) {
                    // If Yuv888 size is not greater than 4K, set feature mask
                    // to SUPERSET so that it support concurrent request on
                    // YUV and JPEG.
                    if (newStream->width <= VIDEO_4K_WIDTH &&
                            newStream->height <= VIDEO_4K_HEIGHT) {
                        commonFeatureMask |= CAM_QCOM_FEATURE_PP_SUPERSET_HAL3;
                    }
                    numStreamsOnEncoder++;
                    numYuv888OnEncoder++;
                    largeYuv888Size.width = newStream->width;
                    largeYuv888Size.height = newStream->height;
                }
                break;
            default:
                processedStreamCnt++;
                if (isOnEncoder(maxViewfinderSize, newStream->width,
                        newStream->height)) {
                    commonFeatureMask |= CAM_QCOM_FEATURE_PP_SUPERSET_HAL3;
                    numStreamsOnEncoder++;
                }
                break;
            }

        }
    }

    if (gCamCapability[mCameraId]->position == CAM_POSITION_FRONT ||
            gCamCapability[mCameraId]->position == CAM_POSITION_FRONT_AUX ||
            !m_bIsVideo) {
        m_bEisEnable = false;
    }

    if (validateUsageFlagsForEis(streamList) != NO_ERROR) {
        pthread_mutex_unlock(&mMutex);
        return -EINVAL;
    }

    uint8_t forceEnableTnr = 0;
    char tnr_prop[PROPERTY_VALUE_MAX];
    memset(tnr_prop, 0, sizeof(tnr_prop));
    property_get("debug.camera.tnr.forceenable", tnr_prop, "0");
    forceEnableTnr = (uint8_t)atoi(tnr_prop);

    /* Logic to enable/disable TNR based on specific config size/etc.*/
    if ((m_bTnrPreview || m_bTnrVideo) && m_bIsVideo &&
            (mOpMode != CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE))
        m_bTnrEnabled = true;
    else if (forceEnableTnr)
        m_bTnrEnabled = true;

    char videoHdrProp[PROPERTY_VALUE_MAX];
    memset(videoHdrProp, 0, sizeof(videoHdrProp));
    property_get("persist.camera.hdr.video", videoHdrProp, "0");
    uint8_t hdr_mode_prop = (uint8_t)atoi(videoHdrProp);

    if (hdr_mode_prop == 1 && m_bIsVideo &&
            mOpMode != CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE)
        m_bVideoHdrEnabled = true;
    else
        m_bVideoHdrEnabled = false;


    /* Check if num_streams is sane */
    if (stallStreamCnt > MAX_STALLING_STREAMS ||
            rawStreamCnt > MAX_RAW_STREAMS ||
            processedStreamCnt > MAX_PROCESSED_STREAMS) {
        LOGE("Invalid stream configu: stall: %d, raw: %d, processed %d",
                 stallStreamCnt, rawStreamCnt, processedStreamCnt);
        pthread_mutex_unlock(&mMutex);
        return -EINVAL;
    }
    /* Check whether we have zsl stream or 4k video case */
    if (isZsl && m_bIs4KVideo) {
        LOGE("Currently invalid configuration ZSL & 4K Video!");
        pthread_mutex_unlock(&mMutex);
        return -EINVAL;
    }
    /* Check if stream sizes are sane */
    if (numStreamsOnEncoder > 2) {
        LOGE("Number of streams on ISP encoder path exceeds limits of 2");
        pthread_mutex_unlock(&mMutex);
        return -EINVAL;
    } else if (1 < numStreamsOnEncoder){
        bUseCommonFeatureMask = true;
        LOGH("Multiple streams above max viewfinder size, common mask needed");
    }

    /* Check if BLOB size is greater than 4k in 4k recording case */
    if (m_bIs4KVideo && bJpegExceeds4K) {
        LOGE("HAL doesn't support Blob size greater than 4k in 4k recording");
        pthread_mutex_unlock(&mMutex);
        return -EINVAL;
    }

    if ((mOpMode == CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE) &&
            depthPresent) {
        LOGE("HAL doesn't support depth streams in HFR mode!");
        pthread_mutex_unlock(&mMutex);
        return -EINVAL;
    }

    // When JPEG and preview streams share VFE output, CPP will not apply CAC2
    // on JPEG stream. So disable such configurations to ensure CAC2 is applied.
    // Don't fail for reprocess configurations. Also don't fail if bJpegExceeds4K
    // is not true. Otherwise testMandatoryOutputCombinations will fail with following
    // configurations:
    //    {[PRIV, PREVIEW] [PRIV, RECORD] [JPEG, RECORD]}
    //    {[PRIV, PREVIEW] [YUV, RECORD] [JPEG, RECORD]}
    //    (These two configurations will not have CAC2 enabled even in HQ modes.)
    if (!isZsl && bJpegOnEncoder && bJpegExceeds4K && bUseCommonFeatureMask) {
        ALOGE("%s: Blob size greater than 4k and multiple streams are on encoder output",
                __func__);
        pthread_mutex_unlock(&mMutex);
        return -EINVAL;
    }

    // If jpeg stream is available, and a YUV 888 stream is on Encoder path, and
    // the YUV stream's size is greater or equal to the JPEG size, set common
    // postprocess mask to NONE, so that we can take advantage of postproc bypass.
    if (numYuv888OnEncoder && isOnEncoder(maxViewfinderSize,
            jpegSize.width, jpegSize.height) &&
            largeYuv888Size.width > jpegSize.width &&
            largeYuv888Size.height > jpegSize.height) {
        bYuv888OverrideJpeg = true;
    } else if (!isJpeg && numStreamsOnEncoder > 1) {
        commonFeatureMask = CAM_QCOM_FEATURE_PP_SUPERSET_HAL3;
    }

    LOGH("max viewfinder width %d height %d isZsl %d bUseCommonFeature %x commonFeatureMask %llx",
            maxViewfinderSize.width, maxViewfinderSize.height, isZsl, bUseCommonFeatureMask,
            commonFeatureMask);
    LOGH("numStreamsOnEncoder %d, processedStreamCnt %d, stallcnt %d bSmallJpegSize %d",
            numStreamsOnEncoder, processedStreamCnt, stallStreamCnt, bSmallJpegSize);

    rc = validateStreamDimensions(streamList);
    if (rc == NO_ERROR) {
        rc = validateStreamRotations(streamList);
    }
    if (rc != NO_ERROR) {
        LOGE("Invalid stream configuration requested!");
        pthread_mutex_unlock(&mMutex);
        return rc;
    }

    if (1 < pdStatCount) {
        LOGE("HAL doesn't support multiple PD streams");
        pthread_mutex_unlock(&mMutex);
        return -EINVAL;
    }

    if ((mOpMode == CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE) &&
            (1 == pdStatCount)) {
        LOGE("HAL doesn't support PD streams in HFR mode!");
        pthread_mutex_unlock(&mMutex);
        return -EINVAL;
    }

    camera3_stream_t *zslStream = NULL; //Only use this for size and not actual handle!
    for (size_t i = 0; i < streamList->num_streams; i++) {
        camera3_stream_t *newStream = streamList->streams[i];
        LOGH("newStream type = %d, stream format = %d "
                "stream size : %d x %d, stream rotation = %d",
                 newStream->stream_type, newStream->format,
                newStream->width, newStream->height, newStream->rotation);
        //if the stream is in the mStreamList validate it
        bool stream_exists = false;
        for (List<stream_info_t*>::iterator it=mStreamInfo.begin();
                it != mStreamInfo.end(); it++) {
            if ((*it)->stream == newStream) {
                QCamera3ProcessingChannel *channel =
                    (QCamera3ProcessingChannel*)(*it)->stream->priv;
                stream_exists = true;
                if (channel)
                    delete channel;
                (*it)->status = VALID;
                (*it)->stream->priv = NULL;
                (*it)->channel = NULL;
            }
        }
        if (!stream_exists && newStream->stream_type != CAMERA3_STREAM_INPUT) {
            //new stream
            stream_info_t* stream_info;
            stream_info = (stream_info_t* )malloc(sizeof(stream_info_t));
            if (!stream_info) {
               LOGE("Could not allocate stream info");
               rc = -ENOMEM;
               pthread_mutex_unlock(&mMutex);
               return rc;
            }
            stream_info->stream = newStream;
            stream_info->status = VALID;
            stream_info->channel = NULL;
            mStreamInfo.push_back(stream_info);
        }
        /* Covers Opaque ZSL and API1 F/W ZSL */
        if (IS_USAGE_ZSL(newStream->usage)
                || newStream->stream_type == CAMERA3_STREAM_BIDIRECTIONAL ) {
            if (zslStream != NULL) {
                LOGE("Multiple input/reprocess streams requested!");
                pthread_mutex_unlock(&mMutex);
                return BAD_VALUE;
            }
            zslStream = newStream;
        }
        /* Covers YUV reprocess */
        if (inputStream != NULL) {
            if (newStream->stream_type == CAMERA3_STREAM_OUTPUT
                    && newStream->format == HAL_PIXEL_FORMAT_YCbCr_420_888
                    && inputStream->format == HAL_PIXEL_FORMAT_YCbCr_420_888
                    && inputStream->width == newStream->width
                    && inputStream->height == newStream->height) {
                if (zslStream != NULL) {
                    /* This scenario indicates multiple YUV streams with same size
                     * as input stream have been requested, since zsl stream handle
                     * is solely use for the purpose of overriding the size of streams
                     * which share h/w streams we will just make a guess here as to
                     * which of the stream is a ZSL stream, this will be refactored
                     * once we make generic logic for streams sharing encoder output
                     */
                    LOGH("Warning, Multiple ip/reprocess streams requested!");
                }
                zslStream = newStream;
            }
        }
    }

    /* If a zsl stream is set, we know that we have configured at least one input or
       bidirectional stream */
    if (NULL != zslStream) {
        mInputStreamInfo.dim.width = (int32_t)zslStream->width;
        mInputStreamInfo.dim.height = (int32_t)zslStream->height;
        mInputStreamInfo.format = zslStream->format;
        mInputStreamInfo.usage = zslStream->usage;
        LOGD("Input stream configured! %d x %d, format %d, usage %d",
                 mInputStreamInfo.dim.width,
                mInputStreamInfo.dim.height,
                mInputStreamInfo.format, mInputStreamInfo.usage);
    }

    cleanAndSortStreamInfo();
    if (mMetadataChannel) {
        delete mMetadataChannel;
        mMetadataChannel = NULL;
    }
    if (mSupportChannel) {
        delete mSupportChannel;
        mSupportChannel = NULL;
    }

    if (mAnalysisChannel) {
        delete mAnalysisChannel;
        mAnalysisChannel = NULL;
    }

    if (mDummyBatchChannel) {
        delete mDummyBatchChannel;
        mDummyBatchChannel = NULL;
    }

    if (mDepthChannel) {
        mDepthChannel = NULL;
    }
    mDepthCloudMode = CAM_PD_DATA_SKIP;

    mShutterDispatcher.clear();
    mOutputBufferDispatcher.clear();

    char is_type_value[PROPERTY_VALUE_MAX];
    property_get("persist.camera.is_type", is_type_value, "4");
    m_bEis3PropertyEnabled = (atoi(is_type_value) == IS_TYPE_EIS_3_0);

    char property_value[PROPERTY_VALUE_MAX];
    property_get("persist.camera.gzoom.at", property_value, "0");
    int goog_zoom_at = atoi(property_value);
    bool is_goog_zoom_video_enabled = ((goog_zoom_at & 1) > 0) &&
        gCamCapability[mCameraId]->position == CAM_POSITION_BACK;
    bool is_goog_zoom_preview_enabled = ((goog_zoom_at & 2) > 0) &&
        gCamCapability[mCameraId]->position == CAM_POSITION_BACK;

    property_get("persist.camera.gzoom.4k", property_value, "0");
    bool is_goog_zoom_4k_enabled = (atoi(property_value) > 0);

    //Create metadata channel and initialize it
    cam_feature_mask_t metadataFeatureMask = CAM_QCOM_FEATURE_NONE;
    setPAAFSupport(metadataFeatureMask, CAM_STREAM_TYPE_METADATA,
            gCamCapability[mCameraId]->color_arrangement);
    mMetadataChannel = new QCamera3MetadataChannel(mCameraHandle->camera_handle,
                    mChannelHandle, mCameraHandle->ops, captureResultCb,
                    setBufferErrorStatus, &padding_info, metadataFeatureMask, this);
    if (mMetadataChannel == NULL) {
        LOGE("failed to allocate metadata channel");
        rc = -ENOMEM;
        pthread_mutex_unlock(&mMutex);
        return rc;
    }
    mMetadataChannel->enableDepthData(depthPresent);
    rc = mMetadataChannel->initialize(IS_TYPE_NONE);
    if (rc < 0) {
        LOGE("metadata channel initialization failed");
        delete mMetadataChannel;
        mMetadataChannel = NULL;
        pthread_mutex_unlock(&mMutex);
        return rc;
    }

    cam_feature_mask_t zsl_ppmask = CAM_QCOM_FEATURE_NONE;
    bool isRawStreamRequested = false;
    bool onlyRaw = true;
    // Keep track of preview/video streams indices.
    // There could be more than one preview streams, but only one video stream.
    int32_t video_stream_idx = -1;
    int32_t preview_stream_idx[streamList->num_streams];
    size_t preview_stream_cnt = 0;
    bool previewTnr[streamList->num_streams];
    memset(previewTnr, 0, sizeof(bool) * streamList->num_streams);
    bool isFront = gCamCapability[mCameraId]->position == CAM_POSITION_FRONT;
    // Loop through once to determine preview TNR conditions before creating channels.
    for (size_t i = 0; i < streamList->num_streams; i++) {
        camera3_stream_t *newStream = streamList->streams[i];
        uint32_t stream_usage = newStream->usage;
        if (newStream->stream_type == CAMERA3_STREAM_OUTPUT &&
                newStream->format == HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED) {
            if (stream_usage & private_handle_t::PRIV_FLAGS_VIDEO_ENCODER)
                video_stream_idx = (int32_t)i;
            else
                preview_stream_idx[preview_stream_cnt++] = (int32_t)i;
        }
    }
    // By default, preview stream TNR is disabled.
    // Enable TNR to the preview stream if all conditions below are satisfied:
    //  1. preview resolution == video resolution.
    //  2. video stream TNR is enabled.
    //  3. EIS2.0 OR is front camera (which wouldn't use EIS3 even if it's set)
    for (size_t i = 0; i < preview_stream_cnt && video_stream_idx != -1; i++) {
        camera3_stream_t *video_stream = streamList->streams[video_stream_idx];
        camera3_stream_t *preview_stream = streamList->streams[preview_stream_idx[i]];
        if (m_bTnrEnabled && m_bTnrVideo &&
                (isFront || (atoi(is_type_value) == IS_TYPE_EIS_2_0)) &&
                video_stream->width == preview_stream->width &&
                video_stream->height == preview_stream->height) {
            previewTnr[preview_stream_idx[i]] = true;
        }
    }

    memset(&mStreamConfigInfo, 0, sizeof(cam_stream_size_info_t));
    /* Allocate channel objects for the requested streams */
    for (size_t i = 0; i < streamList->num_streams; i++) {

        camera3_stream_t *newStream = streamList->streams[i];
        uint32_t stream_usage = newStream->usage;
        mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams].width = (int32_t)newStream->width;
        mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams].height = (int32_t)newStream->height;
        struct camera_info *p_info = NULL;
        pthread_mutex_lock(&gCamLock);
        p_info = get_cam_info(mCameraId, &mStreamConfigInfo.sync_type);
        pthread_mutex_unlock(&gCamLock);
        if ((newStream->stream_type == CAMERA3_STREAM_BIDIRECTIONAL
                || IS_USAGE_ZSL(newStream->usage)) &&
            newStream->format == HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED){
            onlyRaw = false; // There is non-raw stream - bypass flag if set
            mStreamConfigInfo.type[mStreamConfigInfo.num_streams] = CAM_STREAM_TYPE_SNAPSHOT;
            if (isOnEncoder(maxViewfinderSize, newStream->width, newStream->height)) {
                if (bUseCommonFeatureMask)
                    zsl_ppmask = commonFeatureMask;
                else
                    zsl_ppmask = CAM_QCOM_FEATURE_NONE;
            } else {
                if (numStreamsOnEncoder > 0)
                    zsl_ppmask = CAM_QCOM_FEATURE_PP_SUPERSET_HAL3;
                else
                    zsl_ppmask = CAM_QCOM_FEATURE_NONE;
            }
            mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] = zsl_ppmask;
        } else if(newStream->stream_type == CAMERA3_STREAM_INPUT) {
            onlyRaw = false; // There is non-raw stream - bypass flag if set
                LOGH("Input stream configured, reprocess config");
        } else {
            //for non zsl streams find out the format
            switch (newStream->format) {
            case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED :
            {
                onlyRaw = false; // There is non-raw stream - bypass flag if set
                mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] =
                        CAM_QCOM_FEATURE_PP_SUPERSET_HAL3;
                /* add additional features to pp feature mask */
                addToPPFeatureMask(HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED,
                        mStreamConfigInfo.num_streams);

                if (stream_usage & private_handle_t::PRIV_FLAGS_VIDEO_ENCODER) {
                        mStreamConfigInfo.type[mStreamConfigInfo.num_streams] =
                                CAM_STREAM_TYPE_VIDEO;
                    if (m_bTnrEnabled && m_bTnrVideo) {
                        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] |=
                            CAM_QCOM_FEATURE_CPP_TNR;
                        //TNR and CDS are mutually exclusive. So reset CDS from feature mask
                        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] &=
                                ~CAM_QCOM_FEATURE_CDS;
                    }
                    if (m_bEis3PropertyEnabled /* hint for EIS 3 needed here */) {
                        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] |=
                            CAM_QTI_FEATURE_PPEISCORE;
                    }
                    if (is_goog_zoom_video_enabled && (is_goog_zoom_4k_enabled || !m_bIs4KVideo)) {
                        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] |=
                            CAM_QCOM_FEATURE_GOOG_ZOOM;
                    }
                } else {
                        mStreamConfigInfo.type[mStreamConfigInfo.num_streams] =
                            CAM_STREAM_TYPE_PREVIEW;
                    if (m_bTnrEnabled && (previewTnr[i] || m_bTnrPreview)) {
                        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] |=
                                CAM_QCOM_FEATURE_CPP_TNR;
                        //TNR and CDS are mutually exclusive. So reset CDS from feature mask
                        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] &=
                                ~CAM_QCOM_FEATURE_CDS;
                    }
                    if(!m_bSwTnrPreview) {
                        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] &=
                                ~CAM_QTI_FEATURE_SW_TNR;
                    }
                    if (is_goog_zoom_preview_enabled) {
                        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] |=
                            CAM_QCOM_FEATURE_GOOG_ZOOM;
                    }
                    padding_info.width_padding = mSurfaceStridePadding;
                    padding_info.height_padding = CAM_PAD_TO_2;
                    previewSize.width = (int32_t)newStream->width;
                    previewSize.height = (int32_t)newStream->height;
                }
                if ((newStream->rotation == CAMERA3_STREAM_ROTATION_90) ||
                        (newStream->rotation == CAMERA3_STREAM_ROTATION_270)) {
                    mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams].width =
                            newStream->height;
                    mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams].height =
                            newStream->width;
                }
            }
            break;
            case HAL_PIXEL_FORMAT_YCbCr_420_888:
                onlyRaw = false; // There is non-raw stream - bypass flag if set
                mStreamConfigInfo.type[mStreamConfigInfo.num_streams] = CAM_STREAM_TYPE_CALLBACK;
                if (isOnEncoder(maxViewfinderSize, newStream->width, newStream->height)) {
                    if (bUseCommonFeatureMask)
                        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] =
                                commonFeatureMask;
                    else
                        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] =
                                CAM_QCOM_FEATURE_NONE;
                } else {
                    mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] =
                            CAM_QCOM_FEATURE_PP_SUPERSET_HAL3;
                }
            break;
            case HAL_PIXEL_FORMAT_BLOB:
                onlyRaw = false; // There is non-raw stream - bypass flag if set
                mStreamConfigInfo.type[mStreamConfigInfo.num_streams] = CAM_STREAM_TYPE_SNAPSHOT;
                // No need to check bSmallJpegSize if ZSL is present since JPEG uses ZSL stream
                if ((m_bIs4KVideo && !isZsl) || (bSmallJpegSize && !isZsl)) {
                     mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] =
                             CAM_QCOM_FEATURE_PP_SUPERSET_HAL3;
                     /* Remove rotation if it is not supported
                        for 4K LiveVideo snapshot case (online processing) */
                     if (!(gCamCapability[mCameraId]->qcom_supported_feature_mask &
                                CAM_QCOM_FEATURE_ROTATION)) {
                         mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams]
                                 &= ~CAM_QCOM_FEATURE_ROTATION;
                     }
                } else {
                    if (bUseCommonFeatureMask &&
                            isOnEncoder(maxViewfinderSize, newStream->width,
                            newStream->height)) {
                        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] = commonFeatureMask;
                    } else {
                        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] = CAM_QCOM_FEATURE_NONE;
                    }
                }
                if (isZsl) {
                    if (zslStream) {
                        mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams].width =
                                (int32_t)zslStream->width;
                        mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams].height =
                                (int32_t)zslStream->height;
                        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] =
                                zsl_ppmask;
                    } else {
                        LOGE("Error, No ZSL stream identified");
                        pthread_mutex_unlock(&mMutex);
                        return -EINVAL;
                    }
                } else if (m_bIs4KVideo) {
                    mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams].width = (int32_t)videoWidth;
                    mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams].height = (int32_t)videoHeight;
                } else if (bYuv888OverrideJpeg) {
                    mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams].width =
                            (int32_t)largeYuv888Size.width;
                    mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams].height =
                            (int32_t)largeYuv888Size.height;
                }
                break;
            case HAL_PIXEL_FORMAT_RAW_OPAQUE:
            case HAL_PIXEL_FORMAT_RAW16:
            case HAL_PIXEL_FORMAT_RAW10:
                mStreamConfigInfo.type[mStreamConfigInfo.num_streams] = CAM_STREAM_TYPE_RAW;
                mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] = CAM_QCOM_FEATURE_NONE;
                isRawStreamRequested = true;
                if ((HAL_DATASPACE_DEPTH == newStream->data_space) &&
                        (HAL_PIXEL_FORMAT_RAW16 == newStream->format)) {
                    mStreamConfigInfo.sub_format_type[mStreamConfigInfo.num_streams] =
                            gCamCapability[mCameraId]->sub_fmt[mPDIndex];
                    mStreamConfigInfo.format[mStreamConfigInfo.num_streams] =
                            gCamCapability[mCameraId]->supported_meta_raw_fmts[mPDIndex];
                    mStreamConfigInfo.dt[mStreamConfigInfo.num_streams] =
                            gCamCapability[mCameraId]->dt[mPDIndex];
                    mStreamConfigInfo.vc[mStreamConfigInfo.num_streams] =
                            gCamCapability[mCameraId]->vc[mPDIndex];
                }
                break;
            default:
                onlyRaw = false; // There is non-raw stream - bypass flag if set
                mStreamConfigInfo.type[mStreamConfigInfo.num_streams] = CAM_STREAM_TYPE_DEFAULT;
                mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] = CAM_QCOM_FEATURE_NONE;
                break;
            }
        }

        setPAAFSupport(mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams],
                (cam_stream_type_t) mStreamConfigInfo.type[mStreamConfigInfo.num_streams],
                gCamCapability[mCameraId]->color_arrangement);

        if (newStream->priv == NULL) {
            //New stream, construct channel
            switch (newStream->stream_type) {
            case CAMERA3_STREAM_INPUT:
                newStream->usage |= GRALLOC_USAGE_HW_CAMERA_READ;
                newStream->usage |= GRALLOC_USAGE_HW_CAMERA_WRITE;//WR for inplace algo's
                break;
            case CAMERA3_STREAM_BIDIRECTIONAL:
                newStream->usage |= GRALLOC_USAGE_HW_CAMERA_READ |
                    GRALLOC_USAGE_HW_CAMERA_WRITE;
                break;
            case CAMERA3_STREAM_OUTPUT:
                /* For video encoding stream, set read/write rarely
                 * flag so that they may be set to un-cached */
                if (newStream->usage & GRALLOC_USAGE_HW_VIDEO_ENCODER)
                    newStream->usage |=
                         (GRALLOC_USAGE_SW_READ_RARELY |
                         GRALLOC_USAGE_SW_WRITE_RARELY |
                         GRALLOC_USAGE_HW_CAMERA_WRITE);
                else if (IS_USAGE_ZSL(newStream->usage))
                {
                    LOGD("ZSL usage flag skipping");
                }
                else if (newStream == zslStream
                        || newStream->format == HAL_PIXEL_FORMAT_YCbCr_420_888) {
                    newStream->usage |= GRALLOC_USAGE_HW_CAMERA_ZSL;
                } else
                    newStream->usage |= GRALLOC_USAGE_HW_CAMERA_WRITE;
                break;
            default:
                LOGE("Invalid stream_type %d", newStream->stream_type);
                break;
            }

            bool forcePreviewUBWC = true;
            if (newStream->stream_type == CAMERA3_STREAM_OUTPUT ||
                    newStream->stream_type == CAMERA3_STREAM_BIDIRECTIONAL) {
                QCamera3ProcessingChannel *channel = NULL;
                switch (newStream->format) {
                case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED:
                    if ((newStream->usage &
                            private_handle_t::PRIV_FLAGS_VIDEO_ENCODER) &&
                            (streamList->operation_mode ==
                            CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE)
                    ) {
                        channel = new QCamera3RegularChannel(mCameraHandle->camera_handle,
                                mChannelHandle, mCameraHandle->ops, captureResultCb,
                                setBufferErrorStatus, &gCamCapability[mCameraId]->padding_info,
                                this,
                                newStream,
                                (cam_stream_type_t)
                                        mStreamConfigInfo.type[mStreamConfigInfo.num_streams],
                                mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams],
                                mMetadataChannel,
                                0); //heap buffers are not required for HFR video channel
                        if (channel == NULL) {
                            LOGE("allocation of channel failed");
                            pthread_mutex_unlock(&mMutex);
                            return -ENOMEM;
                        }
                        //channel->getNumBuffers() will return 0 here so use
                        //MAX_INFLIGH_HFR_REQUESTS
                        newStream->max_buffers = MAX_INFLIGHT_HFR_REQUESTS;
                        newStream->priv = channel;
                        LOGI("num video buffers in HFR mode: %d",
                                 MAX_INFLIGHT_HFR_REQUESTS);
                    } else {
                        /* Copy stream contents in HFR preview only case to create
                         * dummy batch channel so that sensor streaming is in
                         * HFR mode */
                        if (!m_bIsVideo && (streamList->operation_mode ==
                                CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE)) {
                            mDummyBatchStream = *newStream;
                        }
                        int bufferCount = MAX_INFLIGHT_REQUESTS;
                        if (mStreamConfigInfo.type[mStreamConfigInfo.num_streams] ==
                                CAM_STREAM_TYPE_VIDEO) {
                            if (m_bEis3PropertyEnabled /* hint for EIS 3 needed here */) {
                                // WAR: 4K video can only run <=30fps, reduce the buffer count.
                                bufferCount = m_bIs4KVideo ?
                                    MAX_30FPS_VIDEO_BUFFERS : MAX_VIDEO_BUFFERS;
                            }

                        }
                        channel = new QCamera3RegularChannel(mCameraHandle->camera_handle,
                                mChannelHandle, mCameraHandle->ops, captureResultCb,
                                setBufferErrorStatus, &gCamCapability[mCameraId]->padding_info,
                                this,
                                newStream,
                                (cam_stream_type_t)
                                        mStreamConfigInfo.type[mStreamConfigInfo.num_streams],
                                mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams],
                                mMetadataChannel,
                                bufferCount);
                        if (channel == NULL) {
                            LOGE("allocation of channel failed");
                            pthread_mutex_unlock(&mMutex);
                            return -ENOMEM;
                        }
                        /* disable UBWC for preview, though supported,
                         * to take advantage of CPP duplication */
                        if (m_bIsVideo && (!QCameraCommon::isVideoUBWCEnabled()) &&
                                (previewSize.width == (int32_t)videoWidth)&&
                                (previewSize.height == (int32_t)videoHeight)){
                            forcePreviewUBWC = false;
                        }
                        channel->setUBWCEnabled(forcePreviewUBWC);
                         /* When goog_zoom is linked to the preview or video stream,
                          * disable ubwc to the linked stream */
                        if ((mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] &
                                CAM_QCOM_FEATURE_GOOG_ZOOM) != 0) {
                            channel->setUBWCEnabled(false);
                        }
                        newStream->max_buffers = channel->getNumBuffers();
                        newStream->priv = channel;
                    }
                    break;
                case HAL_PIXEL_FORMAT_YCbCr_420_888: {
                    channel = new QCamera3YUVChannel(mCameraHandle->camera_handle,
                            mChannelHandle,
                            mCameraHandle->ops, captureResultCb,
                            setBufferErrorStatus, &padding_info,
                            this,
                            newStream,
                            (cam_stream_type_t)
                                    mStreamConfigInfo.type[mStreamConfigInfo.num_streams],
                            mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams],
                            mMetadataChannel);
                    if (channel == NULL) {
                        LOGE("allocation of YUV channel failed");
                        pthread_mutex_unlock(&mMutex);
                        return -ENOMEM;
                    }
                    newStream->max_buffers = channel->getNumBuffers();
                    newStream->priv = channel;
                    break;
                }
                case HAL_PIXEL_FORMAT_RAW_OPAQUE:
                case HAL_PIXEL_FORMAT_RAW16:
                case HAL_PIXEL_FORMAT_RAW10: {
                    bool isRAW16 = ((newStream->format == HAL_PIXEL_FORMAT_RAW16) &&
                            (HAL_DATASPACE_DEPTH != newStream->data_space))
                            ? true : false;
                    mRawChannel = new QCamera3RawChannel(
                            mCameraHandle->camera_handle, mChannelHandle,
                            mCameraHandle->ops, captureResultCb,
                            setBufferErrorStatus, &padding_info,
                            this, newStream,
                            mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams],
                            mMetadataChannel, isRAW16);
                    if (mRawChannel == NULL) {
                        LOGE("allocation of raw channel failed");
                        pthread_mutex_unlock(&mMutex);
                        return -ENOMEM;
                    }
                    newStream->max_buffers = mRawChannel->getNumBuffers();
                    newStream->priv = (QCamera3ProcessingChannel*)mRawChannel;
                    break;
                }
                case HAL_PIXEL_FORMAT_BLOB:
                    if (newStream->data_space == HAL_DATASPACE_DEPTH) {
                        mDepthChannel = new QCamera3DepthChannel(
                                mCameraHandle->camera_handle, mChannelHandle,
                                mCameraHandle->ops, NULL, NULL, &padding_info,
                                0, this, MAX_INFLIGHT_REQUESTS, newStream,
                                mMetadataChannel);
                        if (NULL == mDepthChannel) {
                            LOGE("Allocation of depth channel failed");
                            pthread_mutex_unlock(&mMutex);
                            return NO_MEMORY;
                        }
                        newStream->priv = mDepthChannel;
                        newStream->max_buffers = MAX_INFLIGHT_REQUESTS;
                    } else {
                        // Max live snapshot inflight buffer is 1. This is to mitigate
                        // frame drop issues for video snapshot. The more buffers being
                        // allocated, the more frame drops there are.
                        mPictureChannel = new QCamera3PicChannel(
                                mCameraHandle->camera_handle, mChannelHandle,
                                mCameraHandle->ops, captureResultCb,
                                setBufferErrorStatus, &padding_info, this, newStream,
                                mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams],
                                m_bIs4KVideo, isZsl, mMetadataChannel,
                                (m_bIsVideo ? 1 : MAX_INFLIGHT_BLOB));
                        if (mPictureChannel == NULL) {
                            LOGE("allocation of channel failed");
                            pthread_mutex_unlock(&mMutex);
                            return -ENOMEM;
                        }
                        newStream->priv = (QCamera3ProcessingChannel*)mPictureChannel;
                        newStream->max_buffers = mPictureChannel->getNumBuffers();
                        mPictureChannel->overrideYuvSize(
                                mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams].width,
                                mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams].height);
                    }
                    break;

                default:
                    LOGE("not a supported format 0x%x", newStream->format);
                    pthread_mutex_unlock(&mMutex);
                    return -EINVAL;
                }
            } else if (newStream->stream_type == CAMERA3_STREAM_INPUT) {
                newStream->max_buffers = MAX_INFLIGHT_REPROCESS_REQUESTS;
            } else {
                LOGE("Error, Unknown stream type");
                pthread_mutex_unlock(&mMutex);
                return -EINVAL;
            }

            QCamera3Channel *channel = (QCamera3Channel*) newStream->priv;
            if (channel != NULL && QCamera3Channel::isUBWCEnabled()) {
                // Here we only care whether it's EIS3 or not
                cam_is_type_t isType = m_bEis3PropertyEnabled ? IS_TYPE_EIS_3_0 : IS_TYPE_NONE;
                if (gCamCapability[mCameraId]->position == CAM_POSITION_FRONT ||
                        mOpMode == CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE)
                    isType = IS_TYPE_NONE;
                cam_format_t fmt = QCamera3Channel::getStreamDefaultFormat(
                        mStreamConfigInfo.type[mStreamConfigInfo.num_streams],
                        newStream->width, newStream->height, forcePreviewUBWC, isType);
                if(fmt == CAM_FORMAT_YUV_420_NV12_UBWC) {
                    newStream->usage |= GRALLOC_USAGE_PRIVATE_ALLOC_UBWC;
                }
            }

            for (List<stream_info_t*>::iterator it=mStreamInfo.begin();
                    it != mStreamInfo.end(); it++) {
                if ((*it)->stream == newStream) {
                    (*it)->channel = (QCamera3ProcessingChannel*) newStream->priv;
                    break;
                }
            }
        } else {
            // Channel already exists for this stream
            // Do nothing for now
        }
        padding_info = gCamCapability[mCameraId]->padding_info;

        /* Do not add entries for input&depth stream in metastream info
         * since there is no real stream associated with it
         */
        if ((newStream->stream_type != CAMERA3_STREAM_INPUT) &&
                !((newStream->data_space == HAL_DATASPACE_DEPTH) &&
                        (newStream->format == HAL_PIXEL_FORMAT_BLOB))) {
            mStreamConfigInfo.num_streams++;
        }
    }

    // Let buffer dispatcher know the configured streams.
    mOutputBufferDispatcher.configureStreams(streamList);

    if (mOpMode != QCAMERA3_VENDOR_STREAM_CONFIGURATION_RAW_ONLY_MODE) {
        onlyRaw = false;
    }

    // Create analysis stream all the time, even when h/w support is not available
    if (!onlyRaw) {
        cam_feature_mask_t analysisFeatureMask = CAM_QCOM_FEATURE_PP_SUPERSET_HAL3;
        cam_analysis_info_t analysisInfo;
        int32_t ret = NO_ERROR;
        ret = mCommon.getAnalysisInfo(
                FALSE,
                analysisFeatureMask,
                &analysisInfo);
        if (ret == NO_ERROR) {
            cam_color_filter_arrangement_t analysis_color_arrangement =
                    (analysisInfo.analysis_format == CAM_FORMAT_Y_ONLY ?
                    CAM_FILTER_ARRANGEMENT_Y :
                    gCamCapability[mCameraId]->color_arrangement);
            setPAAFSupport(analysisFeatureMask, CAM_STREAM_TYPE_ANALYSIS,
                                               analysis_color_arrangement);
            cam_dimension_t analysisDim;
            analysisDim = mCommon.getMatchingDimension(previewSize,
                    analysisInfo.analysis_recommended_res);

            mAnalysisChannel = new QCamera3SupportChannel(
                    mCameraHandle->camera_handle,
                    mChannelHandle,
                    mCameraHandle->ops,
                    &analysisInfo.analysis_padding_info,
                    analysisFeatureMask,
                    CAM_STREAM_TYPE_ANALYSIS,
                    &analysisDim,
                    (analysisInfo.analysis_format
                    == CAM_FORMAT_Y_ONLY ? CAM_FORMAT_Y_ONLY
                    : CAM_FORMAT_YUV_420_NV21),
                    analysisInfo.hw_analysis_supported,
                    gCamCapability[mCameraId]->color_arrangement,
                    this,
                    0); // force buffer count to 0
        } else {
            LOGW("getAnalysisInfo failed, ret = %d", ret);
        }
        if (!mAnalysisChannel) {
            LOGW("Analysis channel cannot be created");
        }
    }

    //RAW DUMP channel
    if (mEnableRawDump && isRawStreamRequested == false){
        cam_dimension_t rawDumpSize;
        rawDumpSize = getMaxRawSize(mCameraId);
        cam_feature_mask_t rawDumpFeatureMask = CAM_QCOM_FEATURE_NONE;
        setPAAFSupport(rawDumpFeatureMask,
                CAM_STREAM_TYPE_RAW,
                gCamCapability[mCameraId]->color_arrangement);
        mRawDumpChannel = new QCamera3RawDumpChannel(mCameraHandle->camera_handle,
                                  mChannelHandle,
                                  mCameraHandle->ops,
                                  rawDumpSize,
                                  &padding_info,
                                  this, rawDumpFeatureMask);
        if (!mRawDumpChannel) {
            LOGE("Raw Dump channel cannot be created");
            pthread_mutex_unlock(&mMutex);
            return -ENOMEM;
        }
    }

    if (mAnalysisChannel) {
        cam_analysis_info_t analysisInfo;
        memset(&analysisInfo, 0, sizeof(cam_analysis_info_t));
        mStreamConfigInfo.type[mStreamConfigInfo.num_streams] =
                CAM_STREAM_TYPE_ANALYSIS;
        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] =
                CAM_QCOM_FEATURE_PP_SUPERSET_HAL3;
        rc = mCommon.getAnalysisInfo(FALSE,
                mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams],
                &analysisInfo);
        if (rc != NO_ERROR) {
            LOGE("getAnalysisInfo failed, ret = %d", rc);
            pthread_mutex_unlock(&mMutex);
            return rc;
        }
        cam_color_filter_arrangement_t analysis_color_arrangement =
                (analysisInfo.analysis_format == CAM_FORMAT_Y_ONLY ?
                CAM_FILTER_ARRANGEMENT_Y :
                gCamCapability[mCameraId]->color_arrangement);
        setPAAFSupport(mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams],
                mStreamConfigInfo.type[mStreamConfigInfo.num_streams],
                analysis_color_arrangement);

        mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams] =
                mCommon.getMatchingDimension(previewSize,
                analysisInfo.analysis_recommended_res);
        mStreamConfigInfo.num_streams++;
    }

    if (!onlyRaw && isSupportChannelNeeded(streamList, mStreamConfigInfo)) {
        cam_analysis_info_t supportInfo;
        memset(&supportInfo, 0, sizeof(cam_analysis_info_t));
        cam_feature_mask_t callbackFeatureMask = CAM_QCOM_FEATURE_PP_SUPERSET_HAL3;
        setPAAFSupport(callbackFeatureMask,
                CAM_STREAM_TYPE_CALLBACK,
                gCamCapability[mCameraId]->color_arrangement);
        int32_t ret = NO_ERROR;
        ret = mCommon.getAnalysisInfo(FALSE, callbackFeatureMask, &supportInfo);
        if (ret != NO_ERROR) {
            /* Ignore the error for Mono camera
             * because the PAAF bit mask is only set
             * for CAM_STREAM_TYPE_ANALYSIS stream type
             */
            if (gCamCapability[mCameraId]->color_arrangement != CAM_FILTER_ARRANGEMENT_Y) {
                LOGW("getAnalysisInfo failed, ret = %d", ret);
            }
        }
        mSupportChannel = new QCamera3SupportChannel(
                mCameraHandle->camera_handle,
                mChannelHandle,
                mCameraHandle->ops,
                &gCamCapability[mCameraId]->padding_info,
                callbackFeatureMask,
                CAM_STREAM_TYPE_CALLBACK,
                &QCamera3SupportChannel::kDim,
                CAM_FORMAT_YUV_420_NV21,
                supportInfo.hw_analysis_supported,
                gCamCapability[mCameraId]->color_arrangement,
                this, 0);
        if (!mSupportChannel) {
            LOGE("dummy channel cannot be created");
            pthread_mutex_unlock(&mMutex);
            return -ENOMEM;
        }
    }

    if (mSupportChannel) {
        mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams] =
                QCamera3SupportChannel::kDim;
        mStreamConfigInfo.type[mStreamConfigInfo.num_streams] =
                CAM_STREAM_TYPE_CALLBACK;
        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] =
                CAM_QCOM_FEATURE_PP_SUPERSET_HAL3;
        setPAAFSupport(mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams],
                mStreamConfigInfo.type[mStreamConfigInfo.num_streams],
                gCamCapability[mCameraId]->color_arrangement);
        mStreamConfigInfo.num_streams++;
    }

    if (mRawDumpChannel) {
        cam_dimension_t rawSize;
        rawSize = getMaxRawSize(mCameraId);
        mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams] =
                rawSize;
        mStreamConfigInfo.type[mStreamConfigInfo.num_streams] =
                CAM_STREAM_TYPE_RAW;
        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] =
                CAM_QCOM_FEATURE_NONE;
        setPAAFSupport(mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams],
                mStreamConfigInfo.type[mStreamConfigInfo.num_streams],
                gCamCapability[mCameraId]->color_arrangement);
        mStreamConfigInfo.num_streams++;
    }

    if (mHdrPlusRawSrcChannel) {
        cam_dimension_t rawSize;
        rawSize = getMaxRawSize(mCameraId);
        mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams] = rawSize;
        mStreamConfigInfo.type[mStreamConfigInfo.num_streams] = CAM_STREAM_TYPE_RAW;
        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] = CAM_QCOM_FEATURE_NONE;
        setPAAFSupport(mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams],
                mStreamConfigInfo.type[mStreamConfigInfo.num_streams],
                gCamCapability[mCameraId]->color_arrangement);
        mStreamConfigInfo.num_streams++;
    }

    /* In HFR mode, if video stream is not added, create a dummy channel so that
     * ISP can create a batch mode even for preview only case. This channel is
     * never 'start'ed (no stream-on), it is only 'initialized'  */
    if ((mOpMode == CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE) &&
            !m_bIsVideo) {
        cam_feature_mask_t dummyFeatureMask = CAM_QCOM_FEATURE_PP_SUPERSET_HAL3;
        setPAAFSupport(dummyFeatureMask,
                CAM_STREAM_TYPE_VIDEO,
                gCamCapability[mCameraId]->color_arrangement);
        mDummyBatchChannel = new QCamera3RegularChannel(mCameraHandle->camera_handle,
                mChannelHandle,
                mCameraHandle->ops, captureResultCb,
                setBufferErrorStatus, &gCamCapability[mCameraId]->padding_info,
                this,
                &mDummyBatchStream,
                CAM_STREAM_TYPE_VIDEO,
                dummyFeatureMask,
                mMetadataChannel);
        if (NULL == mDummyBatchChannel) {
            LOGE("creation of mDummyBatchChannel failed."
                    "Preview will use non-hfr sensor mode ");
        }
    }
    if (mDummyBatchChannel) {
        mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams].width =
                mDummyBatchStream.width;
        mStreamConfigInfo.stream_sizes[mStreamConfigInfo.num_streams].height =
                mDummyBatchStream.height;
        mStreamConfigInfo.type[mStreamConfigInfo.num_streams] =
                CAM_STREAM_TYPE_VIDEO;
        mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams] =
                CAM_QCOM_FEATURE_PP_SUPERSET_HAL3;
        setPAAFSupport(mStreamConfigInfo.postprocess_mask[mStreamConfigInfo.num_streams],
                mStreamConfigInfo.type[mStreamConfigInfo.num_streams],
                gCamCapability[mCameraId]->color_arrangement);
        mStreamConfigInfo.num_streams++;
    }

    mStreamConfigInfo.buffer_info.min_buffers = MIN_INFLIGHT_REQUESTS;
    mStreamConfigInfo.buffer_info.max_buffers =
            m_bIs4KVideo ? 0 :
            m_bEis3PropertyEnabled && m_bIsVideo ? MAX_VIDEO_BUFFERS : MAX_INFLIGHT_REQUESTS;

    /* Initialize mPendingRequestInfo and mPendingBuffersMap */
    for (pendingRequestIterator i = mPendingRequestsList.begin();
            i != mPendingRequestsList.end();) {
        i = erasePendingRequest(i);
    }
    mPendingFrameDropList.clear();
    // Initialize/Reset the pending buffers list
    for (auto &req : mPendingBuffersMap.mPendingBuffersInRequest) {
        req.mPendingBufferList.clear();
    }
    mPendingBuffersMap.mPendingBuffersInRequest.clear();

    mCurJpegMeta.clear();
    //Get min frame duration for this streams configuration
    deriveMinFrameDuration();

    mFirstPreviewIntentSeen = false;

    // Disable HRD+ if it's enabled;
    {
        Mutex::Autolock l(gHdrPlusClientLock);
        disableHdrPlusModeLocked();
    }

    // Update state
    mState = CONFIGURED;

    mFirstMetadataCallback = true;

    pthread_mutex_unlock(&mMutex);

    return rc;
}

/*===========================================================================
 * FUNCTION   : validateCaptureRequest
 *
 * DESCRIPTION: validate a capture request from camera service
 *
 * PARAMETERS :
 *   @request : request from framework to process
 *
 * RETURN     :
 *
 *==========================================================================*/
int QCamera3HardwareInterface::validateCaptureRequest(
                    camera3_capture_request_t *request,
                    List<InternalRequest> &internallyRequestedStreams)
{
    ssize_t idx = 0;
    const camera3_stream_buffer_t *b;
    CameraMetadata meta;

    /* Sanity check the request */
    if (request == NULL) {
        LOGE("NULL capture request");
        return BAD_VALUE;
    }

    if ((request->settings == NULL) && (mState == CONFIGURED)) {
        /*settings cannot be null for the first request*/
        return BAD_VALUE;
    }

    uint32_t frameNumber = request->frame_number;
    if ((request->num_output_buffers < 1 || request->output_buffers == NULL)
            && (internallyRequestedStreams.size() == 0)) {
        LOGE("Request %d: No output buffers provided!",
                __FUNCTION__, frameNumber);
        return BAD_VALUE;
    }
    if (request->num_output_buffers >= MAX_NUM_STREAMS) {
        LOGE("Number of buffers %d equals or is greater than maximum number of streams!",
                 request->num_output_buffers, MAX_NUM_STREAMS);
        return BAD_VALUE;
    }
    if (request->input_buffer != NULL) {
        b = request->input_buffer;
        if (b->status != CAMERA3_BUFFER_STATUS_OK) {
            LOGE("Request %d: Buffer %ld: Status not OK!",
                     frameNumber, (long)idx);
            return BAD_VALUE;
        }
        if (b->release_fence != -1) {
            LOGE("Request %d: Buffer %ld: Has a release fence!",
                     frameNumber, (long)idx);
            return BAD_VALUE;
        }
        if (b->buffer == NULL) {
            LOGE("Request %d: Buffer %ld: NULL buffer handle!",
                     frameNumber, (long)idx);
            return BAD_VALUE;
        }
    }

    // Validate all buffers
    b = request->output_buffers;
    if (b == NULL) {
       return BAD_VALUE;
    }
    while (idx < (ssize_t)request->num_output_buffers) {
        QCamera3ProcessingChannel *channel =
                static_cast<QCamera3ProcessingChannel*>(b->stream->priv);
        if (channel == NULL) {
            LOGE("Request %d: Buffer %ld: Unconfigured stream!",
                     frameNumber, (long)idx);
            return BAD_VALUE;
        }
        if (b->status != CAMERA3_BUFFER_STATUS_OK) {
            LOGE("Request %d: Buffer %ld: Status not OK!",
                     frameNumber, (long)idx);
            return BAD_VALUE;
        }
        if (b->release_fence != -1) {
            LOGE("Request %d: Buffer %ld: Has a release fence!",
                     frameNumber, (long)idx);
            return BAD_VALUE;
        }
        if (b->buffer == NULL) {
            LOGE("Request %d: Buffer %ld: NULL buffer handle!",
                     frameNumber, (long)idx);
            return BAD_VALUE;
        }
        if (*(b->buffer) == NULL) {
            LOGE("Request %d: Buffer %ld: NULL private handle!",
                     frameNumber, (long)idx);
            return BAD_VALUE;
        }
        idx++;
        b = request->output_buffers + idx;
    }
    return NO_ERROR;
}

/*===========================================================================
 * FUNCTION   : deriveMinFrameDuration
 *
 * DESCRIPTION: derive mininum processed, jpeg, and raw frame durations based
 *              on currently configured streams.
 *
 * PARAMETERS : NONE
 *
 * RETURN     : NONE
 *
 *==========================================================================*/
void QCamera3HardwareInterface::deriveMinFrameDuration()
{
    int32_t maxJpegDim, maxProcessedDim, maxRawDim;
    bool hasRaw = false;

    mMinRawFrameDuration = 0;
    mMinJpegFrameDuration = 0;
    mMinProcessedFrameDuration = 0;

    maxJpegDim = 0;
    maxProcessedDim = 0;
    maxRawDim = 0;

    // Figure out maximum jpeg, processed, and raw dimensions
    for (List<stream_info_t*>::iterator it = mStreamInfo.begin();
        it != mStreamInfo.end(); it++) {

        // Input stream doesn't have valid stream_type
        if ((*it)->stream->stream_type == CAMERA3_STREAM_INPUT)
            continue;

        int32_t dimension = (int32_t)((*it)->stream->width * (*it)->stream->height);
        if ((*it)->stream->format == HAL_PIXEL_FORMAT_BLOB) {
            if (dimension > maxJpegDim)
                maxJpegDim = dimension;
        } else if ((*it)->stream->format == HAL_PIXEL_FORMAT_RAW_OPAQUE ||
                (*it)->stream->format == HAL_PIXEL_FORMAT_RAW10 ||
                (*it)->stream->format == HAL_PIXEL_FORMAT_RAW16) {
            hasRaw = true;
            if (dimension > maxRawDim)
                maxRawDim = dimension;
        } else {
            if (dimension > maxProcessedDim)
                maxProcessedDim = dimension;
        }
    }

    size_t count = MIN(gCamCapability[mCameraId]->supported_raw_dim_cnt,
            MAX_SIZES_CNT);

    //Assume all jpeg dimensions are in processed dimensions.
    if (maxJpegDim > maxProcessedDim)
        maxProcessedDim = maxJpegDim;
    //Find the smallest raw dimension that is greater or equal to jpeg dimension
    if (hasRaw && maxProcessedDim > maxRawDim) {
        maxRawDim = INT32_MAX;

        for (size_t i = 0; i < count; i++) {
            int32_t dimension = gCamCapability[mCameraId]->raw_dim[i].width *
                    gCamCapability[mCameraId]->raw_dim[i].height;
            if (dimension >= maxProcessedDim && dimension < maxRawDim)
                maxRawDim = dimension;
        }
    }

    //Find minimum durations for processed, jpeg, and raw
    for (size_t i = 0; i < count; i++) {
        if (maxRawDim == gCamCapability[mCameraId]->raw_dim[i].width *
                gCamCapability[mCameraId]->raw_dim[i].height) {
            mMinRawFrameDuration = gCamCapability[mCameraId]->raw_min_duration[i];
            break;
        }
    }
    count = MIN(gCamCapability[mCameraId]->picture_sizes_tbl_cnt, MAX_SIZES_CNT);
    for (size_t i = 0; i < count; i++) {
        if (maxProcessedDim ==
                gCamCapability[mCameraId]->picture_sizes_tbl[i].width *
                gCamCapability[mCameraId]->picture_sizes_tbl[i].height) {
            mMinProcessedFrameDuration = gCamCapability[mCameraId]->picture_min_duration[i];
            mMinJpegFrameDuration = gCamCapability[mCameraId]->picture_min_duration[i];
            break;
        }
    }
}

/*===========================================================================
 * FUNCTION   : getMinFrameDuration
 *
 * DESCRIPTION: get minimum frame draution based on the current maximum frame durations
 *              and current request configuration.
 *
 * PARAMETERS : @request: requset sent by the frameworks
 *
 * RETURN     : min farme duration for a particular request
 *
 *==========================================================================*/
int64_t QCamera3HardwareInterface::getMinFrameDuration(const camera3_capture_request_t *request)
{
    bool hasJpegStream = false;
    bool hasRawStream = false;
    for (uint32_t i = 0; i < request->num_output_buffers; i ++) {
        const camera3_stream_t *stream = request->output_buffers[i].stream;
        if (stream->format == HAL_PIXEL_FORMAT_BLOB)
            hasJpegStream = true;
        else if (stream->format == HAL_PIXEL_FORMAT_RAW_OPAQUE ||
                stream->format == HAL_PIXEL_FORMAT_RAW10 ||
                stream->format == HAL_PIXEL_FORMAT_RAW16)
            hasRawStream = true;
    }

    if (!hasJpegStream)
        return MAX(mMinRawFrameDuration, mMinProcessedFrameDuration);
    else
        return MAX(MAX(mMinRawFrameDuration, mMinProcessedFrameDuration), mMinJpegFrameDuration);
}

/*===========================================================================
 * FUNCTION   : handleBuffersDuringFlushLock
 *
 * DESCRIPTION: Account for buffers returned from back-end during flush
 *              This function is executed while mMutex is held by the caller.
 *
 * PARAMETERS :
 *   @buffer: image buffer for the callback
 *
 * RETURN     :
 *==========================================================================*/
void QCamera3HardwareInterface::handleBuffersDuringFlushLock(camera3_stream_buffer_t *buffer)
{
    bool buffer_found = false;
    for (List<PendingBuffersInRequest>::iterator req =
            mPendingBuffersMap.mPendingBuffersInRequest.begin();
            req != mPendingBuffersMap.mPendingBuffersInRequest.end(); req++) {
        for (List<PendingBufferInfo>::iterator i =
                req->mPendingBufferList.begin();
                i != req->mPendingBufferList.end(); i++) {
            if (i->buffer == buffer->buffer) {
                mPendingBuffersMap.numPendingBufsAtFlush--;
                LOGD("Found buffer %p for Frame %d, numPendingBufsAtFlush = %d",
                    buffer->buffer, req->frame_number,
                    mPendingBuffersMap.numPendingBufsAtFlush);
                buffer_found = true;
                break;
            }
        }
        if (buffer_found) {
            break;
        }
    }
    if (mPendingBuffersMap.numPendingBufsAtFlush == 0) {
        //signal the flush()
        LOGD("All buffers returned to HAL. Continue flush");
        pthread_cond_signal(&mBuffersCond);
    }
}

/*===========================================================================
 * FUNCTION   : handleBatchMetadata
 *
 * DESCRIPTION: Handles metadata buffer callback in batch mode
 *
 * PARAMETERS : @metadata_buf: metadata buffer
 *              @free_and_bufdone_meta_buf: Buf done on the meta buf and free
 *                 the meta buf in this method
 *
 * RETURN     :
 *
 *==========================================================================*/
void QCamera3HardwareInterface::handleBatchMetadata(
        mm_camera_super_buf_t *metadata_buf, bool free_and_bufdone_meta_buf)
{
    ATRACE_CAMSCOPE_CALL(CAMSCOPE_HAL3_HANDLE_BATCH_METADATA);

    if (NULL == metadata_buf) {
        LOGE("metadata_buf is NULL");
        return;
    }
    /* In batch mode, the metdata will contain the frame number and timestamp of
     * the last frame in the batch. Eg: a batch containing buffers from request
     * 5,6,7 and 8 will have frame number and timestamp corresponding to 8.
     * multiple process_capture_requests => 1 set_param => 1 handleBatchMetata =>
     * multiple process_capture_results */
    metadata_buffer_t *metadata =
            (metadata_buffer_t *)metadata_buf->bufs[0]->buffer;
    int32_t frame_number_valid = 0, urgent_frame_number_valid = 0;
    uint32_t last_frame_number = 0, last_urgent_frame_number = 0;
    uint32_t first_frame_number = 0, first_urgent_frame_number = 0;
    uint32_t frame_number = 0, urgent_frame_number = 0;
    int64_t last_frame_capture_time = 0, first_frame_capture_time, capture_time;
    bool invalid_metadata = false;
    size_t urgentFrameNumDiff = 0, frameNumDiff = 0;
    size_t loopCount = 1;
    bool is_metabuf_queued = false;

    int32_t *p_frame_number_valid =
            POINTER_OF_META(CAM_INTF_META_FRAME_NUMBER_VALID, metadata);
    uint32_t *p_frame_number =
            POINTER_OF_META(CAM_INTF_META_FRAME_NUMBER, metadata);
    int64_t *p_capture_time =
            POINTER_OF_META(CAM_INTF_META_SENSOR_TIMESTAMP, metadata);
    int32_t *p_urgent_frame_number_valid =
            POINTER_OF_META(CAM_INTF_META_URGENT_FRAME_NUMBER_VALID, metadata);
    uint32_t *p_urgent_frame_number =
            POINTER_OF_META(CAM_INTF_META_URGENT_FRAME_NUMBER, metadata);

    if ((NULL == p_frame_number_valid) || (NULL == p_frame_number) ||
            (NULL == p_capture_time) || (NULL == p_urgent_frame_number_valid) ||
            (NULL == p_urgent_frame_number)) {
        LOGE("Invalid metadata");
        invalid_metadata = true;
    } else {
        frame_number_valid = *p_frame_number_valid;
        last_frame_number = *p_frame_number;
        last_frame_capture_time = *p_capture_time;
        urgent_frame_number_valid = *p_urgent_frame_number_valid;
        last_urgent_frame_number = *p_urgent_frame_number;
    }

    /* In batchmode, when no video buffers are requested, set_parms are sent
     * for every capture_request. The difference between consecutive urgent
     * frame numbers and frame numbers should be used to interpolate the
     * corresponding frame numbers and time stamps */
    pthread_mutex_lock(&mMutex);
    if (urgent_frame_number_valid) {
        ssize_t idx = mPendingBatchMap.indexOfKey(last_urgent_frame_number);
        if(idx < 0) {
            LOGE("Invalid urgent frame number received: %d. Irrecoverable error",
                last_urgent_frame_number);
            mState = ERROR;
            pthread_mutex_unlock(&mMutex);
            return;
        }
        first_urgent_frame_number = mPendingBatchMap.valueAt(idx);
        urgentFrameNumDiff = last_urgent_frame_number + 1 -
                first_urgent_frame_number;

        LOGD("urgent_frm: valid: %d frm_num: %d - %d",
                 urgent_frame_number_valid,
                first_urgent_frame_number, last_urgent_frame_number);
    }

    if (frame_number_valid) {
        ssize_t idx = mPendingBatchMap.indexOfKey(last_frame_number);
        if(idx < 0) {
            LOGE("Invalid frame number received: %d. Irrecoverable error",
                last_frame_number);
            mState = ERROR;
            pthread_mutex_unlock(&mMutex);
            return;
        }
        first_frame_number = mPendingBatchMap.valueAt(idx);
        frameNumDiff = last_frame_number + 1 -
                first_frame_number;
        mPendingBatchMap.removeItem(last_frame_number);

        LOGD("frm: valid: %d frm_num: %d - %d",
                 frame_number_valid,
                first_frame_number, last_frame_number);

    }
    pthread_mutex_unlock(&mMutex);

    if (urgent_frame_number_valid || frame_number_valid) {
        loopCount = MAX(urgentFrameNumDiff, frameNumDiff);
        if (urgentFrameNumDiff > MAX_HFR_BATCH_SIZE)
            LOGE("urgentFrameNumDiff: %d urgentFrameNum: %d",
                     urgentFrameNumDiff, last_urgent_frame_number);
        if (frameNumDiff > MAX_HFR_BATCH_SIZE)
            LOGE("frameNumDiff: %d frameNum: %d",
                     frameNumDiff, last_frame_number);
    }

    for (size_t i = 0; i < loopCount; i++) {
        /* handleMetadataWithLock is called even for invalid_metadata for
         * pipeline depth calculation */
        if (!invalid_metadata) {
            /* Infer frame number. Batch metadata contains frame number of the
             * last frame */
            if (urgent_frame_number_valid) {
                if (i < urgentFrameNumDiff) {
                    urgent_frame_number =
                            first_urgent_frame_number + i;
                    LOGD("inferred urgent frame_number: %d",
                             urgent_frame_number);
                    ADD_SET_PARAM_ENTRY_TO_BATCH(metadata,
                            CAM_INTF_META_URGENT_FRAME_NUMBER, urgent_frame_number);
                } else {
                    /* This is to handle when urgentFrameNumDiff < frameNumDiff */
                    ADD_SET_PARAM_ENTRY_TO_BATCH(metadata,
                            CAM_INTF_META_URGENT_FRAME_NUMBER_VALID, 0);
                }
            }

            /* Infer frame number. Batch metadata contains frame number of the
             * last frame */
            if (frame_number_valid) {
                if (i < frameNumDiff) {
                    frame_number = first_frame_number + i;
                    LOGD("inferred frame_number: %d", frame_number);
                    ADD_SET_PARAM_ENTRY_TO_BATCH(metadata,
                            CAM_INTF_META_FRAME_NUMBER, frame_number);
                } else {
                    /* This is to handle when urgentFrameNumDiff > frameNumDiff */
                    ADD_SET_PARAM_ENTRY_TO_BATCH(metadata,
                             CAM_INTF_META_FRAME_NUMBER_VALID, 0);
                }
            }

            if (last_frame_capture_time) {
                //Infer timestamp
                first_frame_capture_time = last_frame_capture_time -
                        (((loopCount - 1) * NSEC_PER_SEC) / (double) mHFRVideoFps);
                capture_time =
                        first_frame_capture_time + (i * NSEC_PER_SEC / (double) mHFRVideoFps);
                ADD_SET_PARAM_ENTRY_TO_BATCH(metadata,
                        CAM_INTF_META_SENSOR_TIMESTAMP, capture_time);
                LOGD("batch capture_time: %lld, capture_time: %lld",
                         last_frame_capture_time, capture_time);
            }
        }
        pthread_mutex_lock(&mMutex);
        handleMetadataWithLock(metadata_buf,
                false /* free_and_bufdone_meta_buf */,
                (i == urgentFrameNumDiff-1), /* last urgent metadata in the batch */
                (i == frameNumDiff-1), /* last metadata in the batch metadata */
                &is_metabuf_queued /* if metabuf isqueued or not */);
        pthread_mutex_unlock(&mMutex);
    }

    /* BufDone metadata buffer */
    if (free_and_bufdone_meta_buf && !is_metabuf_queued) {
        mMetadataChannel->bufDone(metadata_buf);
        free(metadata_buf);
        metadata_buf = NULL;
    }
}

void QCamera3HardwareInterface::notifyError(uint32_t frameNumber,
        camera3_error_msg_code_t errorCode)
{
    camera3_notify_msg_t notify_msg;
    memset(&notify_msg, 0, sizeof(camera3_notify_msg_t));
    notify_msg.type = CAMERA3_MSG_ERROR;
    notify_msg.message.error.error_code = errorCode;
    notify_msg.message.error.error_stream = NULL;
    notify_msg.message.error.frame_number = frameNumber;
    orchestrateNotify(&notify_msg);

    return;
}

/*===========================================================================
 * FUNCTION   : sendPartialMetadataWithLock
 *
 * DESCRIPTION: Send partial capture result callback with mMutex lock held.
 *
 * PARAMETERS : @metadata: metadata buffer
 *              @requestIter: The iterator for the pending capture request for
 *              which the partial result is being sen
 *              @lastUrgentMetadataInBatch: Boolean to indicate whether this is the
 *                  last urgent metadata in a batch. Always true for non-batch mode
 *
 * RETURN     :
 *
 *==========================================================================*/

void QCamera3HardwareInterface::sendPartialMetadataWithLock(
        metadata_buffer_t *metadata,
        const pendingRequestIterator requestIter,
        bool lastUrgentMetadataInBatch)
{
    camera3_capture_result_t result;
    memset(&result, 0, sizeof(camera3_capture_result_t));

    requestIter->partial_result_cnt++;

    // Extract 3A metadata
    result.result = translateCbUrgentMetadataToResultMetadata(
            metadata, lastUrgentMetadataInBatch, requestIter->frame_number);
    // Populate metadata result
    result.frame_number = requestIter->frame_number;
    result.num_output_buffers = 0;
    result.output_buffers = NULL;
    result.partial_result = requestIter->partial_result_cnt;

    {
        Mutex::Autolock l(gHdrPlusClientLock);
        if (gHdrPlusClient != nullptr && mHdrPlusModeEnabled) {
            // Notify HDR+ client about the partial metadata.
            gHdrPlusClient->notifyFrameMetadata(result.frame_number, *result.result,
            result.partial_result == PARTIAL_RESULT_COUNT);
        }
    }

    orchestrateResult(&result);
    LOGD("urgent frame_number = %u", result.frame_number);
    free_camera_metadata((camera_metadata_t *)result.result);
}

/*===========================================================================
 * FUNCTION   : handleMetadataWithLock
 *
 * DESCRIPTION: Handles metadata buffer callback with mMutex lock held.
 *
 * PARAMETERS : @metadata_buf: metadata buffer
 *              @free_and_bufdone_meta_buf: Buf done on the meta buf and free
 *                 the meta buf in this method
 *              @lastUrgentMetadataInBatch: Boolean to indicate whether this is the
 *                  last urgent metadata in a batch. Always true for non-batch mode
 *              @lastMetadataInBatch: Boolean to indicate whether this is the
 *                  last metadata in a batch. Always true for non-batch mode
 *              @p_is_metabuf_queued: Pointer to Boolean to check if metadata
 *                  buffer is enqueued or not.
 *
 * RETURN     :
 *
 *==========================================================================*/
void QCamera3HardwareInterface::handleMetadataWithLock(
    mm_camera_super_buf_t *metadata_buf, bool free_and_bufdone_meta_buf,
    bool lastUrgentMetadataInBatch, bool lastMetadataInBatch,
    bool *p_is_metabuf_queued)
{
    ATRACE_CAMSCOPE_CALL(CAMSCOPE_HAL3_HANDLE_METADATA_LKD);
    if ((mFlushPerf) || (ERROR == mState) || (DEINIT == mState)) {
        //during flush do not send metadata from this thread
        LOGD("not sending metadata during flush or when mState is error");
        if (free_and_bufdone_meta_buf) {
            mMetadataChannel->bufDone(metadata_buf);
            free(metadata_buf);
        }
        return;
    }

    //not in flush
    metadata_buffer_t *metadata = (metadata_buffer_t *)metadata_buf->bufs[0]->buffer;
    int32_t frame_number_valid, urgent_frame_number_valid;
    uint32_t frame_number, urgent_frame_number;
    int64_t capture_time, capture_time_av;
    nsecs_t currentSysTime;

    int32_t *p_frame_number_valid =
            POINTER_OF_META(CAM_INTF_META_FRAME_NUMBER_VALID, metadata);
    uint32_t *p_frame_number = POINTER_OF_META(CAM_INTF_META_FRAME_NUMBER, metadata);
    int64_t *p_capture_time = POINTER_OF_META(CAM_INTF_META_SENSOR_TIMESTAMP, metadata);
    int64_t *p_capture_time_av = POINTER_OF_META(CAM_INTF_META_SENSOR_TIMESTAMP_AV, metadata);
    int32_t *p_urgent_frame_number_valid =
            POINTER_OF_META(CAM_INTF_META_URGENT_FRAME_NUMBER_VALID, metadata);
    uint32_t *p_urgent_frame_number =
            POINTER_OF_META(CAM_INTF_META_URGENT_FRAME_NUMBER, metadata);
    IF_META_AVAILABLE(cam_stream_ID_t, p_cam_frame_drop, CAM_INTF_META_FRAME_DROPPED,
            metadata) {
        LOGD("Dropped frame info for frame_number_valid %d, frame_number %d",
                 *p_frame_number_valid, *p_frame_number);
    }

    camera_metadata_t *resultMetadata = nullptr;

    if ((NULL == p_frame_number_valid) || (NULL == p_frame_number) || (NULL == p_capture_time) ||
            (NULL == p_urgent_frame_number_valid) || (NULL == p_urgent_frame_number)) {
        LOGE("Invalid metadata");
        if (free_and_bufdone_meta_buf) {
            mMetadataChannel->bufDone(metadata_buf);
            free(metadata_buf);
        }
        goto done_metadata;
    }
    frame_number_valid =        *p_frame_number_valid;
    frame_number =              *p_frame_number;
    capture_time =              *p_capture_time;
    capture_time_av =           *p_capture_time_av;
    urgent_frame_number_valid = *p_urgent_frame_number_valid;
    urgent_frame_number =       *p_urgent_frame_number;
    currentSysTime =            systemTime(CLOCK_MONOTONIC);

    if (!gCamCapability[mCameraId]->timestamp_calibrated) {
        const int tries = 3;
        nsecs_t bestGap, measured;
        for (int i = 0; i < tries; ++i) {
            const nsecs_t tmono = systemTime(SYSTEM_TIME_MONOTONIC);
            const nsecs_t tbase = systemTime(SYSTEM_TIME_BOOTTIME);
            const nsecs_t tmono2 = systemTime(SYSTEM_TIME_MONOTONIC);
            const nsecs_t gap = tmono2 - tmono;
            if (i == 0 || gap < bestGap) {
                bestGap = gap;
                measured = tbase - ((tmono + tmono2) >> 1);
            }
        }
        capture_time -= measured;
    }

    // Detect if buffers from any requests are overdue
    for (auto &req : mPendingBuffersMap.mPendingBuffersInRequest) {
        int64_t timeout;
        {
            Mutex::Autolock lock(mHdrPlusPendingRequestsLock);
            // If there is a pending HDR+ request, the following requests may be blocked until the
            // HDR+ request is done. So allow a longer timeout.
            timeout = (mHdrPlusPendingRequests.size() > 0) ?
                    MISSING_HDRPLUS_REQUEST_BUF_TIMEOUT : MISSING_REQUEST_BUF_TIMEOUT;
        }

        if ( (currentSysTime - req.timestamp) > s2ns(timeout) ) {
            for (auto &missed : req.mPendingBufferList) {
                assert(missed.stream->priv);
                if (missed.stream->priv) {
                    QCamera3Channel *ch = (QCamera3Channel *)(missed.stream->priv);
                    assert(ch->mStreams[0]);
                    if (ch->mStreams[0]) {
                        LOGE("Cancel missing frame = %d, buffer = %p,"
                            "stream type = %d, stream format = %d",
                            req.frame_number, missed.buffer,
                            ch->mStreams[0]->getMyType(), missed.stream->format);
                        ch->timeoutFrame(req.frame_number);
                    }
                }
            }
        }
    }
    //For the very first metadata callback, regardless whether it contains valid
    //frame number, send the partial metadata for the jumpstarting requests.
    //Note that this has to be done even if the metadata doesn't contain valid
    //urgent frame number, because in the case only 1 request is ever submitted
    //to HAL, there won't be subsequent valid urgent frame number.
    if (mFirstMetadataCallback) {
        for (pendingRequestIterator i =
                mPendingRequestsList.begin(); i != mPendingRequestsList.end(); i++) {
            if (i->bUseFirstPartial) {
                sendPartialMetadataWithLock(metadata, i, lastUrgentMetadataInBatch);
            }
        }
        mFirstMetadataCallback = false;
    }

    //Partial result on process_capture_result for timestamp
    if (urgent_frame_number_valid) {
        LOGD("valid urgent frame_number = %u", urgent_frame_number);

        //Recieved an urgent Frame Number, handle it
        //using partial results
        for (pendingRequestIterator i =
                mPendingRequestsList.begin(); i != mPendingRequestsList.end(); i++) {
            LOGD("Iterator Frame = %d urgent frame = %d",
                 i->frame_number, urgent_frame_number);

            if ((!i->input_buffer) && (i->frame_number < urgent_frame_number) &&
                (i->partial_result_cnt == 0)) {
                LOGE("Error: HAL missed urgent metadata for frame number %d",
                         i->frame_number);
                i->partial_result_cnt++;
            }

            if (i->frame_number == urgent_frame_number &&
                     i->partial_result_cnt == 0) {
                sendPartialMetadataWithLock(metadata, i, lastUrgentMetadataInBatch);
                if (mResetInstantAEC && mInstantAECSettledFrameNumber == 0) {
                    // Instant AEC settled for this frame.
                    LOGH("instant AEC settled for frame number %d", urgent_frame_number);
                    mInstantAECSettledFrameNumber = urgent_frame_number;
                }
                break;
            }
        }
    }

    if (!frame_number_valid) {
        LOGD("Not a valid normal frame number, used as SOF only");
        if (free_and_bufdone_meta_buf) {
            mMetadataChannel->bufDone(metadata_buf);
            free(metadata_buf);
        }
        goto done_metadata;
    }
    LOGH("valid frame_number = %u, capture_time = %lld",
            frame_number, capture_time);

    handleDepthDataLocked(metadata->depth_data, frame_number,
            metadata->is_depth_data_valid);

    // Check whether any stream buffer corresponding to this is dropped or not
    // If dropped, then send the ERROR_BUFFER for the corresponding stream
    // OR check if instant AEC is enabled, then need to drop frames untill AEC is settled.
    for (auto & pendingRequest : mPendingRequestsList) {
        if (p_cam_frame_drop || (mInstantAEC || pendingRequest.frame_number <
                    mInstantAECSettledFrameNumber)) {
            camera3_notify_msg_t notify_msg = {};
            for (auto & buffer : pendingRequest.buffers) {
                bool dropFrame = false;
                QCamera3ProcessingChannel *channel =
                        (QCamera3ProcessingChannel *)buffer.stream->priv;
                uint32_t streamID = channel->getStreamID(channel->getStreamTypeMask());
                if (p_cam_frame_drop) {
                    for (uint32_t k = 0; k < p_cam_frame_drop->num_streams; k++) {
                        if (streamID == p_cam_frame_drop->stream_request[k].streamID) {
                            // Got the stream ID for drop frame.
                            dropFrame = true;
                            break;
                        }
                    }
                } else {
                    // This is instant AEC case.
                    // For instant AEC drop the stream untill AEC is settled.
                    dropFrame = true;
                }

                if (dropFrame) {
                    // Send Error notify to frameworks with CAMERA3_MSG_ERROR_BUFFER
                    if (p_cam_frame_drop) {
                        // Treat msg as error for system buffer drops
                        LOGE("Start of reporting error frame#=%u, streamID=%u",
                                 pendingRequest.frame_number, streamID);
                    } else {
                        // For instant AEC, inform frame drop and frame number
                        LOGH("Start of reporting error frame#=%u for instant AEC, streamID=%u, "
                                "AEC settled frame number = %u",
                                pendingRequest.frame_number, streamID,
                                mInstantAECSettledFrameNumber);
                    }
                    notify_msg.type = CAMERA3_MSG_ERROR;
                    notify_msg.message.error.frame_number = pendingRequest.frame_number;
                    notify_msg.message.error.error_code = CAMERA3_MSG_ERROR_BUFFER ;
                    notify_msg.message.error.error_stream = buffer.stream;
                    orchestrateNotify(&notify_msg);
                    if (p_cam_frame_drop) {
                        // Treat msg as error for system buffer drops
                        LOGE("End of reporting error frame#=%u, streamID=%u",
                                pendingRequest.frame_number, streamID);
                    } else {
                        // For instant AEC, inform frame drop and frame number
                        LOGH("End of reporting error frame#=%u for instant AEC, streamID=%u, "
                                "AEC settled frame number = %u",
                                pendingRequest.frame_number, streamID,
                                mInstantAECSettledFrameNumber);
                    }
                    PendingFrameDropInfo PendingFrameDrop;
                    PendingFrameDrop.frame_number = pendingRequest.frame_number;
                    PendingFrameDrop.stream_ID = streamID;
                    // Add the Frame drop info to mPendingFrameDropList
                    mPendingFrameDropList.push_back(PendingFrameDrop);
                }
            }
        }
    }

    for (auto & pendingRequest : mPendingRequestsList) {
        // Find the pending request with the frame number.
        if (pendingRequest.frame_number == frame_number) {
            // Update the sensor timestamp.
            pendingRequest.timestamp = capture_time;


            /* Set the timestamp in display metadata so that clients aware of
               private_handle such as VT can use this un-modified timestamps.
               Camera framework is unaware of this timestamp and cannot change this */
            updateTimeStampInPendingBuffers(pendingRequest.frame_number, capture_time_av);

            // Find channel requiring metadata, meaning internal offline postprocess
            // is needed.
            //TODO: for now, we don't support two streams requiring metadata at the same time.
            // (because we are not making copies, and metadata buffer is not reference counted.
            bool internalPproc = false;
            for (pendingBufferIterator iter = pendingRequest.buffers.begin();
                    iter != pendingRequest.buffers.end(); iter++) {
                if (iter->need_metadata) {
                    internalPproc = true;
                    QCamera3ProcessingChannel *channel =
                            (QCamera3ProcessingChannel *)iter->stream->priv;
                    channel->queueReprocMetadata(metadata_buf);
                    if(p_is_metabuf_queued != NULL) {
                        *p_is_metabuf_queued = true;
                    }
                    break;
                }
            }
            for (auto itr = pendingRequest.internalRequestList.begin();
                  itr != pendingRequest.internalRequestList.end(); itr++) {
                if (itr->need_metadata) {
                    internalPproc = true;
                    QCamera3ProcessingChannel *channel =
                            (QCamera3ProcessingChannel *)itr->stream->priv;
                    channel->queueReprocMetadata(metadata_buf);
                    break;
                }
            }

            saveExifParams(metadata);

            bool *enableZsl = nullptr;
            if (gExposeEnableZslKey) {
                enableZsl = &pendingRequest.enableZsl;
            }

            resultMetadata = translateFromHalMetadata(metadata,
                    pendingRequest, internalPproc,
                    lastMetadataInBatch, enableZsl);

            updateFpsInPreviewBuffer(metadata, pendingRequest.frame_number);

            if (pendingRequest.blob_request) {
                //Dump tuning metadata if enabled and available
                char prop[PROPERTY_VALUE_MAX];
                memset(prop, 0, sizeof(prop));
                property_get("persist.camera.dumpmetadata", prop, "0");
                int32_t enabled = atoi(prop);
                if (enabled && metadata->is_tuning_params_valid) {
                    dumpMetadataToFile(metadata->tuning_params,
                           mMetaFrameCount,
                           enabled,
                           "Snapshot",
                           frame_number);
                }
            }

            if (!internalPproc) {
                LOGD("couldn't find need_metadata for this metadata");
                // Return metadata buffer
                if (free_and_bufdone_meta_buf) {
                    mMetadataChannel->bufDone(metadata_buf);
                    free(metadata_buf);
                }
            }

            break;
        }
    }

    mShutterDispatcher.markShutterReady(frame_number, capture_time);

    // Try to send out capture result metadata.
    handlePendingResultMetadataWithLock(frame_number,  resultMetadata);
    return;

done_metadata:
    for (pendingRequestIterator i = mPendingRequestsList.begin();
            i != mPendingRequestsList.end() ;i++) {
        i->pipeline_depth++;
    }
    LOGD("mPendingLiveRequest = %d", mPendingLiveRequest);
    unblockRequestIfNecessary();
}

/*===========================================================================
 * FUNCTION   : handleDepthDataWithLock
 *
 * DESCRIPTION: Handles incoming depth data
 *
 * PARAMETERS : @depthData  : Depth data
 *              @frameNumber: Frame number of the incoming depth data
 *              @valid      : Valid flag for the incoming data
 *
 * RETURN     :
 *
 *==========================================================================*/
void QCamera3HardwareInterface::handleDepthDataLocked(
        const cam_depth_data_t &depthData, uint32_t frameNumber, uint8_t valid) {
    uint32_t currentFrameNumber;
    buffer_handle_t *depthBuffer;

    if (nullptr == mDepthChannel) {
        return;
    }

    camera3_stream_buffer_t resultBuffer =
        {.acquire_fence = -1,
         .release_fence = -1,
         .status = CAMERA3_BUFFER_STATUS_OK,
         .buffer = nullptr,
         .stream = mDepthChannel->getStream()};
    do {
        depthBuffer = mDepthChannel->getOldestFrame(currentFrameNumber);
        if (nullptr == depthBuffer) {
            break;
        }

        resultBuffer.buffer = depthBuffer;
        if (currentFrameNumber == frameNumber) {
            if (valid) {
                int32_t rc = mDepthChannel->populateDepthData(depthData,
                        frameNumber);
                if (NO_ERROR != rc) {
                    resultBuffer.status = CAMERA3_BUFFER_STATUS_ERROR;
                } else {
                    resultBuffer.status = CAMERA3_BUFFER_STATUS_OK;
                }
            } else {
                resultBuffer.status = CAMERA3_BUFFER_STATUS_ERROR;
            }
        } else if (currentFrameNumber > frameNumber) {
            break;
        } else {
            camera3_notify_msg_t notify_msg = {.type = CAMERA3_MSG_ERROR,
                    {{currentFrameNumber, mDepthChannel->getStream(),
                            CAMERA3_MSG_ERROR_BUFFER}}};
            orchestrateNotify(&notify_msg);

            LOGE("Depth buffer for frame number: %d is missing "
                    "returning back!", currentFrameNumber);
            resultBuffer.status = CAMERA3_BUFFER_STATUS_ERROR;
        }
        mDepthChannel->unmapBuffer(currentFrameNumber);
        mOutputBufferDispatcher.markBufferReady(currentFrameNumber, resultBuffer);
    } while (currentFrameNumber < frameNumber);
}

/*===========================================================================
 * FUNCTION   : notifyErrorFoPendingDepthData
 *
 * DESCRIPTION: Returns error for any pending depth buffers
 *
 * PARAMETERS : depthCh - depth channel that needs to get flushed
 *
 * RETURN     :
 *
 *==========================================================================*/
void QCamera3HardwareInterface::notifyErrorFoPendingDepthData(
        QCamera3DepthChannel *depthCh) {
    uint32_t currentFrameNumber;
    buffer_handle_t *depthBuffer;

    if (nullptr == depthCh) {
        return;
    }

    camera3_notify_msg_t notify_msg =
        {.type = CAMERA3_MSG_ERROR,
                {{0, depthCh->getStream(), CAMERA3_MSG_ERROR_BUFFER}}};
    camera3_stream_buffer_t resultBuffer =
        {.acquire_fence = -1,
         .release_fence = -1,
         .buffer = nullptr,
         .stream = depthCh->getStream(),
         .status = CAMERA3_BUFFER_STATUS_ERROR};

    while (nullptr !=
            (depthBuffer = depthCh->getOldestFrame(currentFrameNumber))) {
        depthCh->unmapBuffer(currentFrameNumber);

        notify_msg.message.error.frame_number = currentFrameNumber;
        orchestrateNotify(&notify_msg);

        mOutputBufferDispatcher.markBufferReady(currentFrameNumber, resultBuffer);
    };
}

/*===========================================================================
 * FUNCTION   : hdrPlusPerfLock
 *
 * DESCRIPTION: perf lock for HDR+ using custom intent
 *
 * PARAMETERS : @metadata_buf: Metadata super_buf pointer
 *
 * RETURN     : None
 *
 *==========================================================================*/
void QCamera3HardwareInterface::hdrPlusPerfLock(
        mm_camera_super_buf_t *metadata_buf)
{
    if (NULL == metadata_buf) {
        LOGE("metadata_buf is NULL");
        return;
    }
    metadata_buffer_t *metadata =
            (metadata_buffer_t *)metadata_buf->bufs[0]->buffer;
    int32_t *p_frame_number_valid =
            POINTER_OF_META(CAM_INTF_META_FRAME_NUMBER_VALID, metadata);
    uint32_t *p_frame_number =
            POINTER_OF_META(CAM_INTF_META_FRAME_NUMBER, metadata);

    if (p_frame_number_valid == NULL || p_frame_number == NULL) {
        LOGE("%s: Invalid metadata", __func__);
        return;
    }

    //acquire perf lock for 5 sec after the last HDR frame is captured
    if ((p_frame_number_valid != NULL) && *p_frame_number_valid) {
        if ((p_frame_number != NULL) &&
                (mLastCustIntentFrmNum == (int32_t)*p_frame_number)) {
            mPerfLockMgr.acquirePerfLock(PERF_LOCK_TAKE_SNAPSHOT, HDR_PLUS_PERF_TIME_OUT);
        }
    }
}

/*===========================================================================
 * FUNCTION   : handleInputBufferWithLock
 *
 * DESCRIPTION: Handles input buffer and shutter callback with mMutex lock held.
 *
 * PARAMETERS : @frame_number: frame number of the input buffer
 *
 * RETURN     :
 *
 *==========================================================================*/
void QCamera3HardwareInterface::handleInputBufferWithLock(uint32_t frame_number)
{
    ATRACE_CAMSCOPE_CALL(CAMSCOPE_HAL3_HANDLE_IN_BUF_LKD);
    pendingRequestIterator i = mPendingRequestsList.begin();
    while (i != mPendingRequestsList.end() && i->frame_number != frame_number){
        i++;
    }
    if (i != mPendingRequestsList.end() && i->input_buffer) {
        //found the right request
        CameraMetadata settings;
        nsecs_t capture_time = systemTime(CLOCK_MONOTONIC);
        if(i->settings) {
            settings = i->settings;
            if (settings.exists(ANDROID_SENSOR_TIMESTAMP)) {
                capture_time = settings.find(ANDROID_SENSOR_TIMESTAMP).data.i64[0];
            } else {
                LOGE("No timestamp in input settings! Using current one.");
            }
        } else {
            LOGE("Input settings missing!");
        }

        mShutterDispatcher.markShutterReady(frame_number, capture_time);
        LOGD("Input request metadata notify frame_number = %u, capture_time = %llu",
                    i->frame_number, capture_time);

        camera3_capture_result result;
        memset(&result, 0, sizeof(camera3_capture_result));
        result.frame_number = frame_number;
        result.result = i->settings;
        result.input_buffer = i->input_buffer;
        result.partial_result = PARTIAL_RESULT_COUNT;

        orchestrateResult(&result);
        LOGD("Input request metadata and input buffer frame_number = %u",
                        i->frame_number);
        i = erasePendingRequest(i);

        // Dispatch result metadata that may be just unblocked by this reprocess result.
        dispatchResultMetadataWithLock(frame_number, /*isLiveRequest*/false);
    } else {
        LOGE("Could not find input request for frame number %d", frame_number);
    }
}

/*===========================================================================
 * FUNCTION   : handleBufferWithLock
 *
 * DESCRIPTION: Handles image buffer callback with mMutex lock held.
 *
 * PARAMETERS : @buffer: image buffer for the callback
 *              @frame_number: frame number of the image buffer
 *
 * RETURN     :
 *
 *==========================================================================*/
void QCamera3HardwareInterface::handleBufferWithLock(
    camera3_stream_buffer_t *buffer, uint32_t frame_number)
{
    ATRACE_CAMSCOPE_CALL(CAMSCOPE_HAL3_HANDLE_BUF_LKD);

    if (buffer->stream->format == HAL_PIXEL_FORMAT_BLOB) {
        mPerfLockMgr.releasePerfLock(PERF_LOCK_TAKE_SNAPSHOT);
    }

    /* Nothing to be done during error state */
    if ((ERROR == mState) || (DEINIT == mState)) {
        return;
    }
    if (mFlushPerf) {
        handleBuffersDuringFlushLock(buffer);
        return;
    }
    //not in flush
    // If the frame number doesn't exist in the pending request list,
    // directly send the buffer to the frameworks, and update pending buffers map
    // Otherwise, book-keep the buffer.
    pendingRequestIterator i = mPendingRequestsList.begin();
    while (i != mPendingRequestsList.end() && i->frame_number != frame_number){
        i++;
    }

    if (i != mPendingRequestsList.end()) {
        if (i->input_buffer) {
            // For a reprocessing request, try to send out result metadata.
            handlePendingResultMetadataWithLock(frame_number, nullptr);
        }
    }

    // Check if this frame was dropped.
    for (List<PendingFrameDropInfo>::iterator m = mPendingFrameDropList.begin();
            m != mPendingFrameDropList.end(); m++) {
        QCamera3Channel *channel = (QCamera3Channel *)buffer->stream->priv;
        uint32_t streamID = channel->getStreamID(channel->getStreamTypeMask());
        if((m->stream_ID == streamID) && (m->frame_number==frame_number) ) {
            buffer->status=CAMERA3_BUFFER_STATUS_ERROR;
            LOGD("Stream STATUS_ERROR frame_number=%d, streamID=%d",
                     frame_number, streamID);
            m = mPendingFrameDropList.erase(m);
            break;
        }
    }

    buffer->status |= mPendingBuffersMap.getBufErrStatus(buffer->buffer);
    LOGH("result frame_number = %d, buffer = %p",
             frame_number, buffer->buffer);

    mPendingBuffersMap.removeBuf(buffer->buffer);
    mOutputBufferDispatcher.markBufferReady(frame_number, *buffer);

    if (mPreviewStarted == false) {
        QCamera3Channel *channel = (QCamera3Channel *)buffer->stream->priv;
        if ((1U << CAM_STREAM_TYPE_PREVIEW) == channel->getStreamTypeMask()) {
            logEaselEvent("EASEL_STARTUP_LATENCY", "Preview Started");

            mPerfLockMgr.releasePerfLock(PERF_LOCK_START_PREVIEW);
            mPerfLockMgr.releasePerfLock(PERF_LOCK_OPEN_CAMERA);
            mPreviewStarted = true;

            // Set power hint for preview
            mPerfLockMgr.acquirePerfLock(PERF_LOCK_POWERHINT_ENCODE, 0);
        }
    }
}

void QCamera3HardwareInterface::handlePendingResultMetadataWithLock(uint32_t frameNumber,
        const camera_metadata_t *resultMetadata)
{
    // Find the pending request for this result metadata.
    auto requestIter = mPendingRequestsList.begin();
    while (requestIter != mPendingRequestsList.end() && requestIter->frame_number != frameNumber) {
        requestIter++;
    }

    if (requestIter == mPendingRequestsList.end()) {
        ALOGE("%s: Cannot find a pending request for frame number %u.", __FUNCTION__, frameNumber);
        return;
    }

    // Update the result metadata
    requestIter->resultMetadata = resultMetadata;

    // Check what type of request this is.
    bool liveRequest = false;
    if (requestIter->hdrplus) {
        // HDR+ request doesn't have partial results.
        requestIter->partial_result_cnt = PARTIAL_RESULT_COUNT;
    } else if (requestIter->input_buffer != nullptr) {
        // Reprocessing request result is the same as settings.
        requestIter->resultMetadata = requestIter->settings;
        // Reprocessing request doesn't have partial results.
        requestIter->partial_result_cnt = PARTIAL_RESULT_COUNT;
    } else {
        liveRequest = true;
        requestIter->partial_result_cnt++;
        mPendingLiveRequest--;

        {
            Mutex::Autolock l(gHdrPlusClientLock);
            // For a live request, send the metadata to HDR+ client.
            if (gHdrPlusClient != nullptr && mHdrPlusModeEnabled) {
                gHdrPlusClient->notifyFrameMetadata(frameNumber, *resultMetadata,
                    requestIter->partial_result_cnt == PARTIAL_RESULT_COUNT);
            }
        }
    }

    dispatchResultMetadataWithLock(frameNumber, liveRequest);
}

void QCamera3HardwareInterface::dispatchResultMetadataWithLock(uint32_t frameNumber,
        bool isLiveRequest) {
    // The pending requests are ordered by increasing frame numbers. The result metadata are ready
    // to be sent if all previous pending requests are ready to be sent.
    bool readyToSend = true;

    // Iterate through the pending requests to send out result metadata that are ready. Also if
    // this result metadata belongs to a live request, notify errors for previous live requests
    // that don't have result metadata yet.
    auto iter = mPendingRequestsList.begin();
    while (iter != mPendingRequestsList.end()) {
        // Check if current pending request is ready. If it's not ready, the following pending
        // requests are also not ready.
        if (readyToSend && iter->resultMetadata == nullptr) {
            readyToSend = false;
        }

        bool thisLiveRequest = iter->hdrplus == false && iter->input_buffer == nullptr;

        camera3_capture_result_t result = {};
        result.frame_number = iter->frame_number;
        result.result = iter->resultMetadata;
        result.partial_result = iter->partial_result_cnt;

        // If this pending buffer has result metadata, we may be able to send out shutter callback
        // and result metadata.
        if (iter->resultMetadata != nullptr) {
            if (!readyToSend) {
                // If any of the previous pending request is not ready, this pending request is
                // also not ready to send in order to keep shutter callbacks and result metadata
                // in order.
                iter++;
                continue;
            }
        } else if (iter->frame_number < frameNumber && isLiveRequest && thisLiveRequest) {
            // If the result metadata belongs to a live request, notify errors for previous pending
            // live requests.
            mPendingLiveRequest--;

            CameraMetadata dummyMetadata;
            dummyMetadata.update(ANDROID_REQUEST_ID, &(iter->request_id), 1);
            result.result = dummyMetadata.release();

            notifyError(iter->frame_number, CAMERA3_MSG_ERROR_RESULT);

            // partial_result should be PARTIAL_RESULT_CNT in case of
            // ERROR_RESULT.
            iter->partial_result_cnt = PARTIAL_RESULT_COUNT;
            result.partial_result = PARTIAL_RESULT_COUNT;
        } else {
            iter++;
            continue;
        }

        result.output_buffers = nullptr;
        result.num_output_buffers = 0;
        orchestrateResult(&result);

        // For reprocessing, result metadata is the same as settings so do not free it here to
        // avoid double free.
        if (result.result != iter->settings) {
            free_camera_metadata((camera_metadata_t *)result.result);
        }
        iter->resultMetadata = nullptr;
        iter = erasePendingRequest(iter);
    }

    if (isLiveRequest) {
        for (auto &iter : mPendingRequestsList) {
            // Increment pipeline depth for the following pending requests.
            if (iter.frame_number > frameNumber) {
                iter.pipeline_depth++;
            }
        }
    }

    unblockRequestIfNecessary();
}

/*===========================================================================
 * FUNCTION   : unblockRequestIfNecessary
 *
 * DESCRIPTION: Unblock capture_request if max_buffer hasn't been reached. Note
 *              that mMutex is held when this function is called.
 *
 * PARAMETERS :
 *
 * RETURN     :
 *
 *==========================================================================*/
void QCamera3HardwareInterface::unblockRequestIfNecessary()
{
   // Unblock process_capture_request
   pthread_cond_signal(&mRequestCond);
}

/*===========================================================================
 * FUNCTION   : isHdrSnapshotRequest
 *
 * DESCRIPTION: Function to determine if the request is for a HDR snapshot
 *
 * PARAMETERS : camera3 request structure
 *
 * RETURN     : boolean decision variable
 *
 *==========================================================================*/
bool QCamera3HardwareInterface::isHdrSnapshotRequest(camera3_capture_request *request)
{
    if (request == NULL) {
        LOGE("Invalid request handle");
        assert(0);
        return false;
    }

    if (!mForceHdrSnapshot) {
        CameraMetadata frame_settings;
        frame_settings = request->settings;

        if (frame_settings.exists(ANDROID_CONTROL_MODE)) {
            uint8_t metaMode = frame_settings.find(ANDROID_CONTROL_MODE).data.u8[0];
            if (metaMode != ANDROID_CONTROL_MODE_USE_SCENE_MODE) {
                return false;
            }
        } else {
            return false;
        }

        if (frame_settings.exists(ANDROID_CONTROL_SCENE_MODE)) {
            uint8_t fwk_sceneMode = frame_settings.find(ANDROID_CONTROL_SCENE_MODE).data.u8[0];
            if (fwk_sceneMode != ANDROID_CONTROL_SCENE_MODE_HDR) {
                return false;
            }
        } else {
            return false;
        }
    }

    for (uint32_t i = 0; i < request->num_output_buffers; i++) {
        if (request->output_buffers[i].stream->format
                == HAL_PIXEL_FORMAT_BLOB) {
            return true;
        }
    }

    return false;
}
/*===========================================================================
 * FUNCTION   : orchestrateRequest
 *
 * DESCRIPTION: Orchestrates a capture request from camera service
 *
 * PARAMETERS :
 *   @request : request from framework to process
 *
 * RETURN     : Error status codes
 *
 *==========================================================================*/
int32_t QCamera3HardwareInterface::orchestrateRequest(
        camera3_capture_request_t *request)
{

    uint32_t originalFrameNumber = request->frame_number;
    uint32_t originalOutputCount = request->num_output_buffers;
    const camera_metadata_t *original_settings = request->settings;
    List<InternalRequest> internallyRequestedStreams;
    List<InternalRequest> emptyInternalList;

    if (isHdrSnapshotRequest(request) && request->input_buffer == NULL) {
        LOGD("Framework requested:%d buffers in HDR snapshot", request->num_output_buffers);
        uint32_t internalFrameNumber;
        CameraMetadata modified_meta;


        /* Add Blob channel to list of internally requested streams */
        for (uint32_t i = 0; i < request->num_output_buffers; i++) {
            if (request->output_buffers[i].stream->format
                    == HAL_PIXEL_FORMAT_BLOB) {
                InternalRequest streamRequested;
                streamRequested.meteringOnly = 1;
                streamRequested.need_metadata = 0;
                streamRequested.stream = request->output_buffers[i].stream;
                internallyRequestedStreams.push_back(streamRequested);
            }
        }
        request->num_output_buffers = 0;
        auto itr =  internallyRequestedStreams.begin();

        /* Modify setting to set compensation */
        modified_meta = request->settings;
        int32_t expCompensation = GB_HDR_HALF_STEP_EV;
        uint8_t aeLock = 1;
        modified_meta.update(ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION, &expCompensation, 1);
        modified_meta.update(ANDROID_CONTROL_AE_LOCK, &aeLock, 1);
        camera_metadata_t *modified_settings = modified_meta.release();
        request->settings = modified_settings;

        /* Capture Settling & -2x frame */
        _orchestrationDb.generateStoreInternalFrameNumber(internalFrameNumber);
        request->frame_number = internalFrameNumber;
        processCaptureRequest(request, internallyRequestedStreams);

        request->num_output_buffers = originalOutputCount;
        _orchestrationDb.allocStoreInternalFrameNumber(originalFrameNumber, internalFrameNumber);
        request->frame_number = internalFrameNumber;
        processCaptureRequest(request, emptyInternalList);
        request->num_output_buffers = 0;

        modified_meta = modified_settings;
        expCompensation = 0;
        aeLock = 1;
        modified_meta.update(ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION, &expCompensation, 1);
        modified_meta.update(ANDROID_CONTROL_AE_LOCK, &aeLock, 1);
        modified_settings = modified_meta.release();
        request->settings = modified_settings;

        /* Capture Settling & 0X frame */

        itr =  internallyRequestedStreams.begin();
        if (itr == internallyRequestedStreams.end()) {
            LOGE("Error Internally Requested Stream list is empty");
            assert(0);
        } else {
            itr->need_metadata = 0;
            itr->meteringOnly = 1;
        }

        _orchestrationDb.generateStoreInternalFrameNumber(internalFrameNumber);
        request->frame_number = internalFrameNumber;
        processCaptureRequest(request, internallyRequestedStreams);

        itr =  internallyRequestedStreams.begin();
        if (itr == internallyRequestedStreams.end()) {
            ALOGE("Error Internally Requested Stream list is empty");
            assert(0);
        } else {
            itr->need_metadata = 1;
            itr->meteringOnly = 0;
        }

        _orchestrationDb.generateStoreInternalFrameNumber(internalFrameNumber);
        request->frame_number = internalFrameNumber;
        processCaptureRequest(request, internallyRequestedStreams);

        /* Capture 2X frame*/
        modified_meta = modified_settings;
        expCompensation = GB_HDR_2X_STEP_EV;
        aeLock = 1;
        modified_meta.update(ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION, &expCompensation, 1);
        modified_meta.update(ANDROID_CONTROL_AE_LOCK, &aeLock, 1);
        modified_settings = modified_meta.release();
        request->settings = modified_settings;

        itr =  internallyRequestedStreams.begin();
        if (itr == internallyRequestedStreams.end()) {
            ALOGE("Error Internally Requested Stream list is empty");
            assert(0);
        } else {
            itr->need_metadata = 0;
            itr->meteringOnly = 1;
        }
        _orchestrationDb.generateStoreInternalFrameNumber(internalFrameNumber);
        request->frame_number = internalFrameNumber;
        processCaptureRequest(request, internallyRequestedStreams);

        itr =  internallyRequestedStreams.begin();
        if (itr == internallyRequestedStreams.end()) {
            ALOGE("Error Internally Requested Stream list is empty");
            assert(0);
        } else {
            itr->need_metadata = 1;
            itr->meteringOnly = 0;
        }

        _orchestrationDb.generateStoreInternalFrameNumber(internalFrameNumber);
        request->frame_number = internalFrameNumber;
        processCaptureRequest(request, internallyRequestedStreams);


        /* Capture 2X on original streaming config*/
        internallyRequestedStreams.clear();

        /* Restore original settings pointer */
        request->settings = original_settings;
    } else {
        uint32_t internalFrameNumber;
        _orchestrationDb.allocStoreInternalFrameNumber(request->frame_number, internalFrameNumber);
        request->frame_number = internalFrameNumber;
        return processCaptureRequest(request, internallyRequestedStreams);
    }

    return NO_ERROR;
}

/*===========================================================================
 * FUNCTION   : orchestrateResult
 *
 * DESCRIPTION: Orchestrates a capture result to camera service
 *
 * PARAMETERS :
 *   @request : request from framework to process
 *
 * RETURN     :
 *
 *==========================================================================*/
void QCamera3HardwareInterface::orchestrateResult(
                    camera3_capture_result_t *result)
{
    uint32_t frameworkFrameNumber;
    int32_t rc = _orchestrationDb.getFrameworkFrameNumber(result->frame_number,
            frameworkFrameNumber);
    if (rc != NO_ERROR) {
        LOGE("Cannot find translated frameworkFrameNumber");
        assert(0);
    } else {
        if (frameworkFrameNumber == EMPTY_FRAMEWORK_FRAME_NUMBER) {
            LOGD("Internal Request drop the result");
        } else {
            if (result->result != NULL) {
                camera_metadata_t *metadata = const_cast<camera_metadata_t*>(result->result);
                camera_metadata_entry_t entry;
                int ret = find_camera_metadata_entry(metadata, ANDROID_SYNC_FRAME_NUMBER, &entry);
                if (ret == OK) {
                    int64_t sync_frame_number = frameworkFrameNumber;
                    ret = update_camera_metadata_entry(metadata, entry.index, &sync_frame_number, 1, &entry);
                    if (ret != OK)
                        LOGE("Update ANDROID_SYNC_FRAME_NUMBER Error!");
                }
            }
            result->frame_number = frameworkFrameNumber;
            mCallbackOps->process_capture_result(mCallbackOps, result);
        }
    }
}

/*===========================================================================
 * FUNCTION   : orchestrateNotify
 *
 * DESCRIPTION: Orchestrates a notify to camera service
 *
 * PARAMETERS :
 *   @request : request from framework to process
 *
 * RETURN     :
 *
 *==========================================================================*/
void QCamera3HardwareInterface::orchestrateNotify(camera3_notify_msg_t *notify_msg)
{
    uint32_t frameworkFrameNumber;
    uint32_t internalFrameNumber = notify_msg->message.shutter.frame_number;
    int32_t rc = NO_ERROR;

    rc = _orchestrationDb.getFrameworkFrameNumber(internalFrameNumber,
                                                          frameworkFrameNumber);

    if (rc != NO_ERROR) {
        if (notify_msg->message.error.error_code == CAMERA3_MSG_ERROR_DEVICE) {
            LOGD("Sending CAMERA3_MSG_ERROR_DEVICE to framework");
            frameworkFrameNumber = 0;
        } else {
            LOGE("Cannot find translated frameworkFrameNumber");
            assert(0);
            return;
        }
    }

    if (frameworkFrameNumber == EMPTY_FRAMEWORK_FRAME_NUMBER) {
        LOGD("Internal Request drop the notifyCb");
    } else {
        notify_msg->message.shutter.frame_number = frameworkFrameNumber;
        mCallbackOps->notify(mCallbackOps, notify_msg);
    }
}

/*===========================================================================
 * FUNCTION   : FrameNumberRegistry
 *
 * DESCRIPTION: Constructor
 *
 * PARAMETERS :
 *
 * RETURN     :
 *
 *==========================================================================*/
FrameNumberRegistry::FrameNumberRegistry()
{
    _nextFreeInternalNumber = INTERNAL_FRAME_STARTING_NUMBER;
}

/*===========================================================================
 * FUNCTION   : ~FrameNumberRegistry
 *
 * DESCRIPTION: Destructor
 *
 * PARAMETERS :
 *
 * RETURN     :
 *
 *==========================================================================*/
FrameNumberRegistry::~FrameNumberRegistry()
{
}

/*===========================================================================
 * FUNCTION   : PurgeOldEntriesLocked
 *
 * DESCRIPTION: Maintainance function to trigger LRU cleanup mechanism
 *
 * PARAMETERS :
 *
 * RETURN     : NONE
 *
 *==========================================================================*/
void FrameNumberRegistry::purgeOldEntriesLocked()
{
    while (_register.begin() != _register.end()) {
        auto itr = _register.begin();
        if (itr->first < (_nextFreeInternalNumber - FRAME_REGISTER_LRU_SIZE)) {
            _register.erase(itr);
        } else {
            return;
        }
    }
}

/*===========================================================================
 * FUNCTION   : allocStoreInternalFrameNumber
 *
 * DESCRIPTION: Method to note down a framework request and associate a new
 *              internal request number against it
 *
 * PARAMETERS :
 *   @fFrameNumber: Identifier given by framework
 *   @internalFN  : Output parameter which will have the newly generated internal
 *                  entry
 *
 * RETURN     : Error code
 *
 *==========================================================================*/
int32_t FrameNumberRegistry::allocStoreInternalFrameNumber(uint32_t frameworkFrameNumber,
                                                            uint32_t &internalFrameNumber)
{
    Mutex::Autolock lock(mRegistryLock);
    internalFrameNumber = _nextFreeInternalNumber++;
    LOGD("Storing ff#:%d, with internal:%d", frameworkFrameNumber, internalFrameNumber);
    _register.insert(std::pair<uint32_t,uint32_t>(internalFrameNumber, frameworkFrameNumber));
    purgeOldEntriesLocked();
    return NO_ERROR;
}

/*===========================================================================
 * FUNCTION   : generateStoreInternalFrameNumber
 *
 * DESCRIPTION: Method to associate a new internal request number independent
 *              of any associate with framework requests
 *
 * PARAMETERS :
 *   @internalFrame#: Output parameter which will have the newly generated internal
 *
 *
 * RETURN     : Error code
 *
 *==========================================================================*/
int32_t FrameNumberRegistry::generateStoreInternalFrameNumber(uint32_t &internalFrameNumber)
{
    Mutex::Autolock lock(mRegistryLock);
    internalFrameNumber = _nextFreeInternalNumber++;
    LOGD("Generated internal framenumber:%d", internalFrameNumber);
    _register.insert(std::pair<uint32_t,uint32_t>(internalFrameNumber, EMPTY_FRAMEWORK_FRAME_NUMBER));
    purgeOldEntriesLocked();
    return NO_ERROR;
}

/*===========================================================================
 * FUNCTION   : getFrameworkFrameNumber
 *
 * DESCRIPTION: Method to query the framework framenumber given an internal #
 *
 * PARAMETERS :
 *   @internalFrame#: Internal reference
 *   @frameworkframenumber: Output parameter holding framework frame entry
 *
 * RETURN     : Error code
 *
 *==========================================================================*/
int32_t FrameNumberRegistry::getFrameworkFrameNumber(uint32_t internalFrameNumber,
                                                     uint32_t &frameworkFrameNumber)
{
    Mutex::Autolock lock(mRegistryLock);
    auto itr = _register.find(internalFrameNumber);
    if (itr == _register.end()) {
        LOGE("Cannot find internal#: %d", internalFrameNumber);
        return -ENOENT;
    }

    frameworkFrameNumber = itr->second;
    purgeOldEntriesLocked();
    return NO_ERROR;
}

status_t QCamera3HardwareInterface::fillPbStreamConfig(
        pbcamera::StreamConfiguration *config, uint32_t pbStreamId, int pbStreamFormat,
        QCamera3Channel *channel, uint32_t streamIndex) {
    if (config == nullptr) {
        LOGE("%s: config is null", __FUNCTION__);
        return BAD_VALUE;
    }

    if (channel == nullptr) {
        LOGE("%s: channel is null", __FUNCTION__);
        return BAD_VALUE;
    }

    QCamera3Stream *stream = channel->getStreamByIndex(streamIndex);
    if (stream == nullptr) {
        LOGE("%s: Failed to get stream %d in channel.", __FUNCTION__, streamIndex);
        return NAME_NOT_FOUND;
    }

    const cam_stream_info_t* streamInfo = stream->getStreamInfo();
    if (streamInfo == nullptr) {
        LOGE("%s: Failed to get stream info for stream %d in channel.", __FUNCTION__, streamIndex);
        return NAME_NOT_FOUND;
    }

    config->id = pbStreamId;
    config->image.width = streamInfo->dim.width;
    config->image.height = streamInfo->dim.height;
    config->image.padding = 0;
    config->image.format = pbStreamFormat;

    uint32_t totalPlaneSize = 0;

    // Fill plane information.
    for (uint32_t i = 0; i < streamInfo->buf_planes.plane_info.num_planes; i++) {
        pbcamera::PlaneConfiguration plane;
        plane.stride = streamInfo->buf_planes.plane_info.mp[i].stride_in_bytes;
        plane.scanline = streamInfo->buf_planes.plane_info.mp[i].scanline;
        config->image.planes.push_back(plane);

        totalPlaneSize += (plane.stride * plane.scanline);
    }

    config->image.padding = streamInfo->buf_planes.plane_info.frame_len - totalPlaneSize;
    return OK;
}

/*===========================================================================
 * FUNCTION   : processCaptureRequest
 *
 * DESCRIPTION: process a capture request from camera service
 *
 * PARAMETERS :
 *   @request : request from framework to process
 *
 * RETURN     :
 *
 *==========================================================================*/
int QCamera3HardwareInterface::processCaptureRequest(
                    camera3_capture_request_t *request,
                    List<InternalRequest> &internallyRequestedStreams)
{
    ATRACE_CAMSCOPE_CALL(CAMSCOPE_HAL3_PROC_CAP_REQ);
    int rc = NO_ERROR;
    int32_t request_id;
    CameraMetadata meta;
    bool isVidBufRequested = false;
    camera3_stream_buffer_t *pInputBuffer = NULL;
    char prop[PROPERTY_VALUE_MAX];

    pthread_mutex_lock(&mMutex);

    // Validate current state
    switch (mState) {
        case CONFIGURED:
        case STARTED:
            /* valid state */
            break;

        case ERROR:
            pthread_mutex_unlock(&mMutex);
            handleCameraDeviceError();
            return -ENODEV;

        default:
            LOGE("Invalid state %d", mState);
            pthread_mutex_unlock(&mMutex);
            return -ENODEV;
    }

    rc = validateCaptureRequest(request, internallyRequestedStreams);
    if (rc != NO_ERROR) {
        LOGE("incoming request is not valid");
        pthread_mutex_unlock(&mMutex);
        return rc;
    }

    meta = request->settings;

    // For first capture request, send capture intent, and
    // stream on all streams
    if (mState == CONFIGURED) {
        logEaselEvent("EASEL_STARTUP_LATENCY", "First request");
        // send an unconfigure to the backend so that the isp
        // resources are deallocated
        if (!mFirstConfiguration) {
            cam_stream_size_info_t stream_config_info;
            int32_t hal_version = CAM_HAL_V3;
            memset(&stream_config_info, 0, sizeof(cam_stream_size_info_t));
            stream_config_info.buffer_info.min_buffers =
                    MIN_INFLIGHT_REQUESTS;
            stream_config_info.buffer_info.max_buffers =
                    m_bIs4KVideo ? 0 :
                    m_bEis3PropertyEnabled && m_bIsVideo ? MAX_VIDEO_BUFFERS : MAX_INFLIGHT_REQUESTS;
            clear_metadata_buffer(mParameters);
            ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters,
                    CAM_INTF_PARM_HAL_VERSION, hal_version);
            ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters,
                    CAM_INTF_META_STREAM_INFO, stream_config_info);
            rc = mCameraHandle->ops->set_parms(mCameraHandle->camera_handle,
                    mParameters);
            if (rc < 0) {
                LOGE("set_parms for unconfigure failed");
                pthread_mutex_unlock(&mMutex);
                return rc;
            }

        }
        mPerfLockMgr.acquirePerfLock(PERF_LOCK_START_PREVIEW);
        /* get eis information for stream configuration */
        cam_is_type_t isTypeVideo, isTypePreview, is_type=IS_TYPE_NONE;
        char is_type_value[PROPERTY_VALUE_MAX];
        property_get("persist.camera.is_type", is_type_value, "4");
        isTypeVideo = static_cast<cam_is_type_t>(atoi(is_type_value));
        // Make default value for preview IS_TYPE as IS_TYPE_EIS_2_0
        property_get("persist.camera.is_type_preview", is_type_value, "4");
        isTypePreview = static_cast<cam_is_type_t>(atoi(is_type_value));
        LOGD("isTypeVideo: %d isTypePreview: %d", isTypeVideo, isTypePreview);

        if (meta.exists(ANDROID_CONTROL_CAPTURE_INTENT)) {
            int32_t hal_version = CAM_HAL_V3;
            uint8_t captureIntent =
                meta.find(ANDROID_CONTROL_CAPTURE_INTENT).data.u8[0];
            mCaptureIntent = captureIntent;
            clear_metadata_buffer(mParameters);
            ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_PARM_HAL_VERSION, hal_version);
            ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_META_CAPTURE_INTENT, captureIntent);
        }
        if (mFirstConfiguration) {
            // configure instant AEC
            // Instant AEC is a session based parameter and it is needed only
            // once per complete session after open camera.
            // i.e. This is set only once for the first capture request, after open camera.
            setInstantAEC(meta);
        }
        uint8_t fwkVideoStabMode=0;
        if (meta.exists(ANDROID_CONTROL_VIDEO_STABILIZATION_MODE)) {
            fwkVideoStabMode = meta.find(ANDROID_CONTROL_VIDEO_STABILIZATION_MODE).data.u8[0];
        }

        // If EIS setprop is enabled then only turn it on for video/preview
        bool setEis = m_bEisEnable && m_bEisSupportedSize &&
                (isTypeVideo >= IS_TYPE_EIS_2_0) && !meta.exists(QCAMERA3_USE_AV_TIMER);
        int32_t vsMode;
        vsMode = (setEis)? DIS_ENABLE: DIS_DISABLE;
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_PARM_DIS_ENABLE, vsMode)) {
            rc = BAD_VALUE;
        }
        LOGD("setEis %d", setEis);
        bool eis3Supported = false;
        size_t count = IS_TYPE_MAX;
        count = MIN(gCamCapability[mCameraId]->supported_is_types_cnt, count);
        for (size_t i = 0; i < count; i++) {
            if (gCamCapability[mCameraId]->supported_is_types[i] == IS_TYPE_EIS_3_0) {
                eis3Supported = true;
                break;
            }
        }

        //IS type will be 0 unless EIS is supported. If EIS is supported
        //it could either be 4 or 5 depending on the stream and video size
        for (uint32_t i = 0; i < mStreamConfigInfo.num_streams; i++) {
            if (setEis) {
                if (mStreamConfigInfo.type[i] == CAM_STREAM_TYPE_PREVIEW) {
                    is_type = isTypePreview;
                } else if (mStreamConfigInfo.type[i] == CAM_STREAM_TYPE_VIDEO ) {
                    if ( (isTypeVideo == IS_TYPE_EIS_3_0) && (eis3Supported == FALSE) ) {
                        LOGW(" EIS_3.0 is not supported and so setting EIS_2.0");
                        is_type = IS_TYPE_EIS_2_0;
                    } else {
                        is_type = isTypeVideo;
                    }
                } else {
                    is_type = IS_TYPE_NONE;
                }
                 mStreamConfigInfo.is_type[i] = is_type;
            } else {
                 mStreamConfigInfo.is_type[i] = IS_TYPE_NONE;
            }
        }

        ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters,
                CAM_INTF_META_STREAM_INFO, mStreamConfigInfo);

        //Disable tintless only if the property is set to 0
        memset(prop, 0, sizeof(prop));
        property_get("persist.camera.tintless.enable", prop, "1");
        int32_t tintless_value = atoi(prop);

        ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters,
                CAM_INTF_PARM_TINTLESS, tintless_value);

        //Disable CDS for HFR mode or if DIS/EIS is on.
        //CDS is a session parameter in the backend/ISP, so need to be set/reset
        //after every configure_stream
        if ((CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE == mOpMode) ||
                (m_bIsVideo)) {
            int32_t cds = CAM_CDS_MODE_OFF;
            if (ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters,
                    CAM_INTF_PARM_CDS_MODE, cds))
                LOGE("Failed to disable CDS for HFR mode");

        }

        if (m_debug_avtimer || meta.exists(QCAMERA3_USE_AV_TIMER)) {
            uint8_t* use_av_timer = NULL;

            if (m_debug_avtimer){
                LOGI(" Enabling AV timer through setprop");
                use_av_timer = &m_debug_avtimer;
            }
            else{
                use_av_timer =
                    meta.find(QCAMERA3_USE_AV_TIMER).data.u8;
                if (use_av_timer) {
                    LOGI("Enabling AV timer through Metadata: use_av_timer: %d", *use_av_timer);
                }
            }

            if (ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_META_USE_AV_TIMER, *use_av_timer)) {
                rc = BAD_VALUE;
            }
        }

        setMobicat();

        uint8_t nrMode = 0;
        if (meta.exists(ANDROID_NOISE_REDUCTION_MODE)) {
            nrMode = meta.find(ANDROID_NOISE_REDUCTION_MODE).data.u8[0];
        }

        /* Set fps and hfr mode while sending meta stream info so that sensor
         * can configure appropriate streaming mode */
        mHFRVideoFps = DEFAULT_VIDEO_FPS;
        mMinInFlightRequests = MIN_INFLIGHT_REQUESTS;
        mMaxInFlightRequests = MAX_INFLIGHT_REQUESTS;
        if (meta.exists(ANDROID_CONTROL_AE_TARGET_FPS_RANGE)) {
            rc = setHalFpsRange(meta, mParameters);
            if (rc == NO_ERROR) {
                int32_t max_fps =
                    (int32_t) meta.find(ANDROID_CONTROL_AE_TARGET_FPS_RANGE).data.i32[1];
                if (max_fps == 60 || mCaptureIntent == ANDROID_CONTROL_CAPTURE_INTENT_VIDEO_RECORD) {
                    mMinInFlightRequests = MIN_INFLIGHT_60FPS_REQUESTS;
                }
                /* For HFR, more buffers are dequeued upfront to improve the performance */
                if (mBatchSize) {
                    mMinInFlightRequests = MIN_INFLIGHT_HFR_REQUESTS;
                    mMaxInFlightRequests = MAX_INFLIGHT_HFR_REQUESTS;
                }
            }
            else {
                LOGE("setHalFpsRange failed");
            }
        }
        if (meta.exists(ANDROID_CONTROL_MODE)) {
            uint8_t metaMode = meta.find(ANDROID_CONTROL_MODE).data.u8[0];
            rc = extractSceneMode(meta, metaMode, mParameters);
            if (rc != NO_ERROR) {
                LOGE("extractSceneMode failed");
            }
        }
        memset(&mBatchedStreamsArray, 0, sizeof(cam_stream_ID_t));

        if (meta.exists(QCAMERA3_VIDEO_HDR_MODE)) {
            cam_video_hdr_mode_t vhdr = (cam_video_hdr_mode_t)
                    meta.find(QCAMERA3_VIDEO_HDR_MODE).data.i32[0];
            rc = setVideoHdrMode(mParameters, vhdr);
            if (rc != NO_ERROR) {
                LOGE("setVideoHDR is failed");
            }
        }

        if (meta.exists(TANGO_MODE_DATA_SENSOR_FULLFOV)) {
            uint8_t sensorModeFullFov =
                    meta.find(TANGO_MODE_DATA_SENSOR_FULLFOV).data.u8[0];
            LOGD("SENSOR_MODE_FULLFOV %d" , sensorModeFullFov);
            if (ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_META_SENSOR_MODE_FULLFOV,
                    sensorModeFullFov)) {
                rc = BAD_VALUE;
            }
        }
        //TODO: validate the arguments, HSV scenemode should have only the
        //advertised fps ranges

        /*set the capture intent, hal version, tintless, stream info,
         *and disenable parameters to the backend*/
        LOGD("set_parms META_STREAM_INFO " );
        for (uint32_t i = 0; i < mStreamConfigInfo.num_streams; i++) {
            LOGI("STREAM INFO : type %d, wxh: %d x %d, pp_mask: 0x%" PRIx64
                    ", Format:%d is_type: %d",
                    mStreamConfigInfo.type[i],
                    mStreamConfigInfo.stream_sizes[i].width,
                    mStreamConfigInfo.stream_sizes[i].height,
                    mStreamConfigInfo.postprocess_mask[i],
                    mStreamConfigInfo.format[i],
                    mStreamConfigInfo.is_type[i]);
        }

        rc = mCameraHandle->ops->set_parms(mCameraHandle->camera_handle,
                    mParameters);
        if (rc < 0) {
            LOGE("set_parms failed for hal version, stream info");
        }

        cam_sensor_mode_info_t sensorModeInfo = {};
        rc = getSensorModeInfo(sensorModeInfo);
        if (rc != NO_ERROR) {
            LOGE("Failed to get sensor output size");
            pthread_mutex_unlock(&mMutex);
            goto error_exit;
        }

        mCropRegionMapper.update(gCamCapability[mCameraId]->active_array_size.width,
                gCamCapability[mCameraId]->active_array_size.height,
                sensorModeInfo.active_array_size.width,
                sensorModeInfo.active_array_size.height);

        /* Set batchmode before initializing channel. Since registerBuffer
         * internally initializes some of the channels, better set batchmode
         * even before first register buffer */
        for (List<stream_info_t *>::iterator it = mStreamInfo.begin();
            it != mStreamInfo.end(); it++) {
            QCamera3Channel *channel = (QCamera3Channel *)(*it)->stream->priv;
            if (((1U << CAM_STREAM_TYPE_VIDEO) == channel->getStreamTypeMask())
                    && mBatchSize) {
                rc = channel->setBatchSize(mBatchSize);
                //Disable per frame map unmap for HFR/batchmode case
                rc |= channel->setPerFrameMapUnmap(false);
                if (NO_ERROR != rc) {
                    LOGE("Channel init failed %d", rc);
                    pthread_mutex_unlock(&mMutex);
                    goto error_exit;
                }
            }
        }

        //First initialize all streams
        for (List<stream_info_t *>::iterator it = mStreamInfo.begin();
            it != mStreamInfo.end(); it++) {
            QCamera3Channel *channel = (QCamera3Channel *)(*it)->stream->priv;

            /* Initial value of NR mode is needed before stream on */
            channel->setNRMode(nrMode);
            if ((((1U << CAM_STREAM_TYPE_VIDEO) == channel->getStreamTypeMask()) ||
               ((1U << CAM_STREAM_TYPE_PREVIEW) == channel->getStreamTypeMask())) &&
               setEis) {
                for (size_t i = 0; i < mStreamConfigInfo.num_streams; i++) {
                    if ( (1U << mStreamConfigInfo.type[i]) == channel->getStreamTypeMask() ) {
                        is_type = mStreamConfigInfo.is_type[i];
                        break;
                    }
                }
                rc = channel->initialize(is_type);
            } else {
                rc = channel->initialize(IS_TYPE_NONE);
            }
            if (NO_ERROR != rc) {
                LOGE("Channel initialization failed %d", rc);
                pthread_mutex_unlock(&mMutex);
                goto error_exit;
            }
        }

        if (mRawDumpChannel) {
            rc = mRawDumpChannel->initialize(IS_TYPE_NONE);
            if (rc != NO_ERROR) {
                LOGE("Error: Raw Dump Channel init failed");
                pthread_mutex_unlock(&mMutex);
                goto error_exit;
            }
        }
        if (mHdrPlusRawSrcChannel) {
            rc = mHdrPlusRawSrcChannel->initialize(IS_TYPE_NONE);
            if (rc != NO_ERROR) {
                LOGE("Error: HDR+ RAW Source Channel init failed");
                pthread_mutex_unlock(&mMutex);
                goto error_exit;
            }
        }
        if (mSupportChannel) {
            rc = mSupportChannel->initialize(IS_TYPE_NONE);
            if (rc < 0) {
                LOGE("Support channel initialization failed");
                pthread_mutex_unlock(&mMutex);
                goto error_exit;
            }
        }
        if (mAnalysisChannel) {
            rc = mAnalysisChannel->initialize(IS_TYPE_NONE);
            if (rc < 0) {
                LOGE("Analysis channel initialization failed");
                pthread_mutex_unlock(&mMutex);
                goto error_exit;
            }
        }
        if (mDummyBatchChannel) {
            rc = mDummyBatchChannel->setBatchSize(mBatchSize);
            if (rc < 0) {
                LOGE("mDummyBatchChannel setBatchSize failed");
                pthread_mutex_unlock(&mMutex);
                goto error_exit;
            }
            rc = mDummyBatchChannel->initialize(IS_TYPE_NONE);
            if (rc < 0) {
                LOGE("mDummyBatchChannel initialization failed");
                pthread_mutex_unlock(&mMutex);
                goto error_exit;
            }
        }

        // Set bundle info
        rc = setBundleInfo();
        if (rc < 0) {
            LOGE("setBundleInfo failed %d", rc);
            pthread_mutex_unlock(&mMutex);
            goto error_exit;
        }

        //update settings from app here
        if (meta.exists(QCAMERA3_DUALCAM_LINK_ENABLE)) {
            mIsDeviceLinked = meta.find(QCAMERA3_DUALCAM_LINK_ENABLE).data.u8[0];
            LOGH("Dualcam: setting On=%d id =%d", mIsDeviceLinked, mCameraId);
        }
        if (meta.exists(QCAMERA3_DUALCAM_LINK_IS_MAIN)) {
            mIsMainCamera = meta.find(QCAMERA3_DUALCAM_LINK_IS_MAIN).data.u8[0];
            LOGH("Dualcam: Is this main camera = %d id =%d", mIsMainCamera, mCameraId);
        }
        if (meta.exists(QCAMERA3_DUALCAM_LINK_RELATED_CAMERA_ID)) {
            mLinkedCameraId = meta.find(QCAMERA3_DUALCAM_LINK_RELATED_CAMERA_ID).data.u8[0];
            LOGH("Dualcam: Linked camera Id %d id =%d", mLinkedCameraId, mCameraId);

            if ( (mLinkedCameraId >= MM_CAMERA_MAX_NUM_SENSORS) &&
                (mLinkedCameraId != mCameraId) ) {
                LOGE("Dualcam: mLinkedCameraId %d is invalid, current cam id = %d",
                    mLinkedCameraId, mCameraId);
                pthread_mutex_unlock(&mMutex);
                goto error_exit;
            }
        }

        // add bundle related cameras
        LOGH("%s: Dualcam: id =%d, mIsDeviceLinked=%d", __func__,mCameraId, mIsDeviceLinked);
        if (meta.exists(QCAMERA3_DUALCAM_LINK_ENABLE)) {
            cam_dual_camera_bundle_info_t *m_pRelCamSyncBuf =
                    &m_pDualCamCmdPtr->bundle_info;
            m_pDualCamCmdPtr->cmd_type = CAM_DUAL_CAMERA_BUNDLE_INFO;
            if (mIsDeviceLinked)
                m_pRelCamSyncBuf->sync_control = CAM_SYNC_RELATED_SENSORS_ON;
            else
                m_pRelCamSyncBuf->sync_control = CAM_SYNC_RELATED_SENSORS_OFF;

            pthread_mutex_lock(&gCamLock);

            if (sessionId[mLinkedCameraId] == 0xDEADBEEF) {
                LOGE("Dualcam: Invalid Session Id ");
                pthread_mutex_unlock(&gCamLock);
                pthread_mutex_unlock(&mMutex);
                goto error_exit;
            }

            if (mIsMainCamera == 1) {
                m_pRelCamSyncBuf->mode = CAM_MODE_PRIMARY;
                m_pRelCamSyncBuf->type = CAM_TYPE_MAIN;
                m_pRelCamSyncBuf->sync_3a_mode = CAM_3A_SYNC_FOLLOW;
                m_pRelCamSyncBuf->cam_role = CAM_ROLE_BAYER;
                // related session id should be session id of linked session
                m_pRelCamSyncBuf->related_sensor_session_id = sessionId[mLinkedCameraId];
            } else {
                m_pRelCamSyncBuf->mode = CAM_MODE_SECONDARY;
                m_pRelCamSyncBuf->type = CAM_TYPE_AUX;
                m_pRelCamSyncBuf->sync_3a_mode = CAM_3A_SYNC_FOLLOW;
                m_pRelCamSyncBuf->cam_role = CAM_ROLE_MONO;
                m_pRelCamSyncBuf->related_sensor_session_id = sessionId[mLinkedCameraId];
            }
            m_pRelCamSyncBuf->is_hw_sync_enabled = DUALCAM_HW_SYNC_ENABLED;
            pthread_mutex_unlock(&gCamLock);

            rc = mCameraHandle->ops->set_dual_cam_cmd(
                    mCameraHandle->camera_handle);
            if (rc < 0) {
                LOGE("Dualcam: link failed");
                pthread_mutex_unlock(&mMutex);
                goto error_exit;
            }
        }
        goto no_error;
error_exit:
        mPerfLockMgr.releasePerfLock(PERF_LOCK_START_PREVIEW);
        return rc;
no_error:
        mWokenUpByDaemon = false;
        mPendingLiveRequest = 0;
        mFirstConfiguration = false;
    }

    uint32_t frameNumber = request->frame_number;
    cam_stream_ID_t streamsArray;

    if (mFlushPerf) {
        //we cannot accept any requests during flush
        LOGE("process_capture_request cannot proceed during flush");
        pthread_mutex_unlock(&mMutex);
        return NO_ERROR; //should return an error
    }

    if (meta.exists(ANDROID_REQUEST_ID)) {
        request_id = meta.find(ANDROID_REQUEST_ID).data.i32[0];
        mCurrentRequestId = request_id;
        LOGD("Received request with id: %d", request_id);
    } else if (mState == CONFIGURED || mCurrentRequestId == -1){
        LOGE("Unable to find request id field, \
                & no previous id available");
        pthread_mutex_unlock(&mMutex);
        return NAME_NOT_FOUND;
    } else {
        LOGD("Re-using old request id");
        request_id = mCurrentRequestId;
    }

    LOGH("num_output_buffers = %d input_buffer = %p frame_number = %d",
                                    request->num_output_buffers,
                                    request->input_buffer,
                                    frameNumber);
    // Acquire all request buffers first
    streamsArray.num_streams = 0;
    int blob_request = 0;
    bool depthRequestPresent = false;
    uint32_t snapshotStreamId = 0;
    for (size_t i = 0; i < request->num_output_buffers; i++) {
        const camera3_stream_buffer_t& output = request->output_buffers[i];
        QCamera3Channel *channel = (QCamera3Channel *)output.stream->priv;

        if ((output.stream->format == HAL_PIXEL_FORMAT_BLOB) &&
                (output.stream->data_space != HAL_DATASPACE_DEPTH)) {
            //FIXME??:Call function to store local copy of jpeg data for encode params.
            blob_request = 1;
            snapshotStreamId = channel->getStreamID(channel->getStreamTypeMask());
        }

        if (output.acquire_fence != -1) {
           rc = sync_wait(output.acquire_fence, TIMEOUT_NEVER);
           close(output.acquire_fence);
           if (rc != OK) {
              LOGE("sync wait failed %d", rc);
              pthread_mutex_unlock(&mMutex);
              return rc;
           }
        }

        if ((output.stream->format == HAL_PIXEL_FORMAT_BLOB) &&
                (output.stream->data_space == HAL_DATASPACE_DEPTH)) {
            depthRequestPresent = true;
            continue;
        }

        streamsArray.stream_request[streamsArray.num_streams++].streamID =
            channel->getStreamID(channel->getStreamTypeMask());

        if ((1U << CAM_STREAM_TYPE_VIDEO) == channel->getStreamTypeMask()) {
            isVidBufRequested = true;
        }
    }

    //FIXME: Add checks to ensure to dups in validateCaptureRequest
    for (auto itr = internallyRequestedStreams.begin(); itr != internallyRequestedStreams.end();
          itr++) {
        QCamera3Channel *channel = (QCamera3Channel *)(*itr).stream->priv;
        streamsArray.stream_request[streamsArray.num_streams++].streamID =
            channel->getStreamID(channel->getStreamTypeMask());

        if ((1U << CAM_STREAM_TYPE_VIDEO) == channel->getStreamTypeMask()) {
            isVidBufRequested = true;
        }
    }

    if (blob_request) {
        ATRACE_ASYNC_BEGIN("SNAPSHOT", frameNumber);
        mPerfLockMgr.acquirePerfLock(PERF_LOCK_TAKE_SNAPSHOT);
    }
    if (blob_request && mRawDumpChannel) {
        LOGD("Trigger Raw based on blob request if Raw dump is enabled");
        streamsArray.stream_request[streamsArray.num_streams].streamID =
            mRawDumpChannel->getStreamID(mRawDumpChannel->getStreamTypeMask());
        streamsArray.stream_request[streamsArray.num_streams++].buf_index = CAM_FREERUN_IDX;
    }

    {
        Mutex::Autolock lock(mHdrPlusPendingRequestsLock);
        // Request a RAW buffer if
        //  1. mHdrPlusRawSrcChannel is valid.
        //  2. frameNumber is multiples of kHdrPlusRawPeriod (in order to limit RAW capture rate.)
        //  3. There is no pending HDR+ request.
        if (mHdrPlusRawSrcChannel && frameNumber % kHdrPlusRawPeriod == 0 &&
                mHdrPlusPendingRequests.size() == 0) {
            streamsArray.stream_request[streamsArray.num_streams].streamID =
                mHdrPlusRawSrcChannel->getStreamID(mHdrPlusRawSrcChannel->getStreamTypeMask());
            streamsArray.stream_request[streamsArray.num_streams++].buf_index = CAM_FREERUN_IDX;
        }
    }

    //extract capture intent
    if (meta.exists(ANDROID_CONTROL_CAPTURE_INTENT)) {
        mCaptureIntent =
                meta.find(ANDROID_CONTROL_CAPTURE_INTENT).data.u8[0];
    }

    if (meta.exists(ANDROID_COLOR_CORRECTION_ABERRATION_MODE)) {
        mCacMode =
                meta.find(ANDROID_COLOR_CORRECTION_ABERRATION_MODE).data.u8[0];
    }

    bool hdrPlusRequest = false;
    HdrPlusPendingRequest pendingHdrPlusRequest = {};

    {
        Mutex::Autolock l(gHdrPlusClientLock);
        // If this request has a still capture intent, try to submit an HDR+ request.
        if (gHdrPlusClient != nullptr && mHdrPlusModeEnabled &&
                mCaptureIntent == ANDROID_CONTROL_CAPTURE_INTENT_STILL_CAPTURE) {
            hdrPlusRequest = trySubmittingHdrPlusRequestLocked(&pendingHdrPlusRequest, *request, meta);
        }
    }

    if (hdrPlusRequest) {
        // For a HDR+ request, just set the frame parameters.
        rc = setFrameParameters(request, streamsArray, blob_request, snapshotStreamId);
        if (rc < 0) {
            LOGE("fail to set frame parameters");
            pthread_mutex_unlock(&mMutex);
            return rc;
        }
    } else if(request->input_buffer == NULL) {
        /* Parse the settings:
         * - For every request in NORMAL MODE
         * - For every request in HFR mode during preview only case
         * - For first request of every batch in HFR mode during video
         * recording. In batchmode the same settings except frame number is
         * repeated in each request of the batch.
         */
        if (!mBatchSize ||
           (mBatchSize && !isVidBufRequested) ||
           (mBatchSize && isVidBufRequested && !mToBeQueuedVidBufs)) {
            rc = setFrameParameters(request, streamsArray, blob_request, snapshotStreamId);
            if (rc < 0) {
                LOGE("fail to set frame parameters");
                pthread_mutex_unlock(&mMutex);
                return rc;
            }
        }
        /* For batchMode HFR, setFrameParameters is not called for every
         * request. But only frame number of the latest request is parsed.
         * Keep track of first and last frame numbers in a batch so that
         * metadata for the frame numbers of batch can be duplicated in
         * handleBatchMetadta */
        if (mBatchSize) {
            if (!mToBeQueuedVidBufs) {
                //start of the batch
                mFirstFrameNumberInBatch = request->frame_number;
            }
            if(ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters,
                CAM_INTF_META_FRAME_NUMBER, request->frame_number)) {
                LOGE("Failed to set the frame number in the parameters");
                pthread_mutex_unlock(&mMutex);
                return BAD_VALUE;
            }
        }
        if (mNeedSensorRestart) {
            /* Unlock the mutex as restartSensor waits on the channels to be
             * stopped, which in turn calls stream callback functions -
             * handleBufferWithLock and handleMetadataWithLock */
            pthread_mutex_unlock(&mMutex);
            rc = dynamicUpdateMetaStreamInfo();
            if (rc != NO_ERROR) {
                LOGE("Restarting the sensor failed");
                return BAD_VALUE;
            }
            mNeedSensorRestart = false;
            pthread_mutex_lock(&mMutex);
        }
        if(mResetInstantAEC) {
            ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters,
                    CAM_INTF_PARM_INSTANT_AEC, (uint8_t)CAM_AEC_NORMAL_CONVERGENCE);
            mResetInstantAEC = false;
        }
    } else {
        if (request->input_buffer->acquire_fence != -1) {
           rc = sync_wait(request->input_buffer->acquire_fence, TIMEOUT_NEVER);
           close(request->input_buffer->acquire_fence);
           if (rc != OK) {
              LOGE("input buffer sync wait failed %d", rc);
              pthread_mutex_unlock(&mMutex);
              return rc;
           }
        }
    }

    if (mCaptureIntent == ANDROID_CONTROL_CAPTURE_INTENT_CUSTOM) {
        mLastCustIntentFrmNum = frameNumber;
    }
    /* Update pending request list and pending buffers map */
    PendingRequestInfo pendingRequest = {};
    pendingRequestIterator latestRequest;
    pendingRequest.frame_number = frameNumber;
    pendingRequest.num_buffers = depthRequestPresent ?
            (request->num_output_buffers - 1 ) : request->num_output_buffers;
    pendingRequest.request_id = request_id;
    pendingRequest.blob_request = blob_request;
    pendingRequest.timestamp = 0;
    if (request->input_buffer) {
        pendingRequest.input_buffer =
                (camera3_stream_buffer_t*)malloc(sizeof(camera3_stream_buffer_t));
        *(pendingRequest.input_buffer) = *(request->input_buffer);
        pInputBuffer = pendingRequest.input_buffer;
    } else {
       pendingRequest.input_buffer = NULL;
       pInputBuffer = NULL;
    }
    pendingRequest.bUseFirstPartial = (mState == CONFIGURED && !request->input_buffer);

    pendingRequest.pipeline_depth = 0;
    pendingRequest.partial_result_cnt = 0;
    extractJpegMetadata(mCurJpegMeta, request);
    pendingRequest.jpegMetadata = mCurJpegMeta;
    pendingRequest.settings = saveRequestSettings(mCurJpegMeta, request);
    pendingRequest.capture_intent = mCaptureIntent;
    if (meta.exists(NEXUS_EXPERIMENTAL_2016_HYBRID_AE_ENABLE)) {
        mHybridAeEnable =
                meta.find(NEXUS_EXPERIMENTAL_2016_HYBRID_AE_ENABLE).data.u8[0];
    }

    // Enable hybrid AE if it's enabled in metadata or HDR+ mode is enabled.
    pendingRequest.hybrid_ae_enable = mHybridAeEnable || mHdrPlusModeEnabled;
    /* DevCamDebug metadata processCaptureRequest */
    if (meta.exists(DEVCAMDEBUG_META_ENABLE)) {
        mDevCamDebugMetaEnable =
                meta.find(DEVCAMDEBUG_META_ENABLE).data.u8[0];
    }
    pendingRequest.DevCamDebug_meta_enable = mDevCamDebugMetaEnable;
    /* DevCamDebug metadata end */

    //extract CAC info
    if (meta.exists(ANDROID_COLOR_CORRECTION_ABERRATION_MODE)) {
        mCacMode =
                meta.find(ANDROID_COLOR_CORRECTION_ABERRATION_MODE).data.u8[0];
    }
    pendingRequest.fwkCacMode = mCacMode;
    pendingRequest.hdrplus = hdrPlusRequest;

    // extract enableZsl info
    if (gExposeEnableZslKey) {
        if (meta.exists(ANDROID_CONTROL_ENABLE_ZSL)) {
            pendingRequest.enableZsl = meta.find(ANDROID_CONTROL_ENABLE_ZSL).data.u8[0];
            mZslEnabled = pendingRequest.enableZsl;
        } else {
            pendingRequest.enableZsl = mZslEnabled;
        }
    }

    PendingBuffersInRequest bufsForCurRequest;
    bufsForCurRequest.frame_number = frameNumber;
    // Mark current timestamp for the new request
    bufsForCurRequest.timestamp = systemTime(CLOCK_MONOTONIC);
    bufsForCurRequest.hdrplus = hdrPlusRequest;

    if (hdrPlusRequest) {
        // Save settings for this request.
        pendingHdrPlusRequest.settings = std::make_shared<metadata_buffer_t>();
        memcpy(pendingHdrPlusRequest.settings.get(), mParameters, sizeof(metadata_buffer_t));

        // Add to pending HDR+ request queue.
        Mutex::Autolock lock(mHdrPlusPendingRequestsLock);
        mHdrPlusPendingRequests.emplace(frameNumber, pendingHdrPlusRequest);

        ALOGD("%s: frame number %u is an HDR+ request.", __FUNCTION__, frameNumber);
    }

    for (size_t i = 0; i < request->num_output_buffers; i++) {
        if ((request->output_buffers[i].stream->data_space ==
                HAL_DATASPACE_DEPTH) &&
                (HAL_PIXEL_FORMAT_BLOB ==
                        request->output_buffers[i].stream->format)) {
            continue;
        }
        RequestedBufferInfo requestedBuf;
        memset(&requestedBuf, 0, sizeof(requestedBuf));
        requestedBuf.stream = request->output_buffers[i].stream;
        requestedBuf.buffer = NULL;
        pendingRequest.buffers.push_back(requestedBuf);

        // Add to buffer handle the pending buffers list
        PendingBufferInfo bufferInfo;
        bufferInfo.buffer = request->output_buffers[i].buffer;
        bufferInfo.stream = request->output_buffers[i].stream;
        bufsForCurRequest.mPendingBufferList.push_back(bufferInfo);
        QCamera3Channel *channel = (QCamera3Channel *)bufferInfo.stream->priv;
        LOGD("frame = %d, buffer = %p, streamTypeMask = %d, stream format = %d",
            frameNumber, bufferInfo.buffer,
            channel->getStreamTypeMask(), bufferInfo.stream->format);
    }
    // Add this request packet into mPendingBuffersMap
    mPendingBuffersMap.mPendingBuffersInRequest.push_back(bufsForCurRequest);
    LOGD("mPendingBuffersMap.num_overall_buffers = %d",
        mPendingBuffersMap.get_num_overall_buffers());

    latestRequest = mPendingRequestsList.insert(
            mPendingRequestsList.end(), pendingRequest);

    // Let shutter dispatcher and buffer dispatcher know shutter and output buffers are expected
    // for the frame number.
    mShutterDispatcher.expectShutter(frameNumber, request->input_buffer != nullptr);
    for (size_t i = 0; i < request->num_output_buffers; i++) {
        mOutputBufferDispatcher.expectBuffer(frameNumber, request->output_buffers[i].stream);
    }

    if(mFlush) {
        LOGI("mFlush is true");
        pthread_mutex_unlock(&mMutex);
        return NO_ERROR;
    }

    // If this is not an HDR+ request, send the request to metadata and each output buffer's
    // channel.
    if (!hdrPlusRequest) {
        int indexUsed;
        // Notify metadata channel we receive a request
        mMetadataChannel->request(NULL, frameNumber, indexUsed);

        if(request->input_buffer != NULL){
            LOGD("Input request, frame_number %d", frameNumber);
            rc = setReprocParameters(request, &mReprocMeta, snapshotStreamId);
            if (NO_ERROR != rc) {
                LOGE("fail to set reproc parameters");
                pthread_mutex_unlock(&mMutex);
                return rc;
            }
        }

        // Call request on other streams
        uint32_t streams_need_metadata = 0;
        pendingBufferIterator pendingBufferIter = latestRequest->buffers.begin();
        for (size_t i = 0; i < request->num_output_buffers; i++) {
            const camera3_stream_buffer_t& output = request->output_buffers[i];
            QCamera3Channel *channel = (QCamera3Channel *)output.stream->priv;

            if (channel == NULL) {
                LOGW("invalid channel pointer for stream");
                continue;
            }

            if (output.stream->format == HAL_PIXEL_FORMAT_BLOB) {
                LOGD("snapshot request with output buffer %p, input buffer %p, frame_number %d",
                          output.buffer, request->input_buffer, frameNumber);
                if(request->input_buffer != NULL){
                    rc = channel->request(output.buffer, frameNumber,
                            pInputBuffer, &mReprocMeta, indexUsed, false, false);
                    if (rc < 0) {
                        LOGE("Fail to request on picture channel");
                        pthread_mutex_unlock(&mMutex);
                        return rc;
                    }
                } else {
                    if (HAL_DATASPACE_DEPTH == output.stream->data_space) {
                        assert(NULL != mDepthChannel);
                        assert(mDepthChannel == output.stream->priv);

                        rc = mDepthChannel->mapBuffer(output.buffer, request->frame_number);
                        if (rc < 0) {
                            LOGE("Fail to map on depth buffer");
                            pthread_mutex_unlock(&mMutex);
                            return rc;
                        }
                        continue;
                    } else {
                        LOGD("snapshot request with buffer %p, frame_number %d",
                                 output.buffer, frameNumber);
                        if (!request->settings) {
                            rc = channel->request(output.buffer, frameNumber,
                                    NULL, mPrevParameters, indexUsed);
                        } else {
                            rc = channel->request(output.buffer, frameNumber,
                                    NULL, mParameters, indexUsed);
                        }
                        if (rc < 0) {
                            LOGE("Fail to request on picture channel");
                            pthread_mutex_unlock(&mMutex);
                            return rc;
                        }

                        uint32_t streamId = channel->getStreamID(channel->getStreamTypeMask());
                        uint32_t j = 0;
                        for (j = 0; j < streamsArray.num_streams; j++) {
                            if (streamsArray.stream_request[j].streamID == streamId) {
                                if (mOpMode == CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE)
                                    streamsArray.stream_request[j].buf_index = CAM_FREERUN_IDX;
                                else
                                    streamsArray.stream_request[j].buf_index = indexUsed;
                                break;
                            }
                        }
                        if (j == streamsArray.num_streams) {
                            LOGE("Did not find matching stream to update index");
                            assert(0);
                        }

                        pendingBufferIter->need_metadata = true;
                        streams_need_metadata++;
                    }
                }
            } else if (output.stream->format == HAL_PIXEL_FORMAT_YCbCr_420_888) {
                bool needMetadata = false;
                QCamera3YUVChannel *yuvChannel = (QCamera3YUVChannel *)channel;
                rc = yuvChannel->request(output.buffer, frameNumber,
                        pInputBuffer, (pInputBuffer ? &mReprocMeta : mParameters),
                        needMetadata, indexUsed, false, false);
                if (rc < 0) {
                    LOGE("Fail to request on YUV channel");
                    pthread_mutex_unlock(&mMutex);
                    return rc;
                }

                uint32_t streamId = channel->getStreamID(channel->getStreamTypeMask());
                uint32_t j = 0;
                for (j = 0; j < streamsArray.num_streams; j++) {
                    if (streamsArray.stream_request[j].streamID == streamId) {
                        if (mOpMode == CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE)
                            streamsArray.stream_request[j].buf_index = CAM_FREERUN_IDX;
                        else
                            streamsArray.stream_request[j].buf_index = indexUsed;
                        break;
                    }
                }
                if (j == streamsArray.num_streams) {
                    LOGE("Did not find matching stream to update index");
                    assert(0);
                }

                pendingBufferIter->need_metadata = needMetadata;
                if (needMetadata)
                    streams_need_metadata += 1;
                LOGD("calling YUV channel request, need_metadata is %d",
                         needMetadata);
            } else {
                LOGD("request with buffer %p, frame_number %d",
                      output.buffer, frameNumber);

                rc = channel->request(output.buffer, frameNumber, indexUsed);

                uint32_t streamId = channel->getStreamID(channel->getStreamTypeMask());
                uint32_t j = 0;
                for (j = 0; j < streamsArray.num_streams; j++) {
                    if (streamsArray.stream_request[j].streamID == streamId) {
                        if (mOpMode == CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE)
                            streamsArray.stream_request[j].buf_index = CAM_FREERUN_IDX;
                        else
                            streamsArray.stream_request[j].buf_index = indexUsed;
                        break;
                    }
                }
                if (j == streamsArray.num_streams) {
                    LOGE("Did not find matching stream to update index");
                    assert(0);
                }

                if (((1U << CAM_STREAM_TYPE_VIDEO) == channel->getStreamTypeMask())
                        && mBatchSize) {
                    mToBeQueuedVidBufs++;
                    if (mToBeQueuedVidBufs == mBatchSize) {
                        channel->queueBatchBuf();
                    }
                }
                if (rc < 0) {
                    LOGE("request failed");
                    pthread_mutex_unlock(&mMutex);
                    return rc;
                }
            }
            pendingBufferIter++;
        }

        for (auto itr = internallyRequestedStreams.begin(); itr != internallyRequestedStreams.end();
              itr++) {
            QCamera3Channel *channel = (QCamera3Channel *)(*itr).stream->priv;

            if (channel == NULL) {
                LOGE("invalid channel pointer for stream");
                assert(0);
                return BAD_VALUE;
            }

            InternalRequest requestedStream;
            requestedStream = (*itr);


            if ((*itr).stream->format == HAL_PIXEL_FORMAT_BLOB) {
                LOGD("snapshot request internally input buffer %p, frame_number %d",
                          request->input_buffer, frameNumber);
                if(request->input_buffer != NULL){
                    rc = channel->request(NULL, frameNumber,
                            pInputBuffer, &mReprocMeta, indexUsed, true,
                            requestedStream.meteringOnly);
                    if (rc < 0) {
                        LOGE("Fail to request on picture channel");
                        pthread_mutex_unlock(&mMutex);
                        return rc;
                    }
                } else {
                    LOGD("snapshot request with frame_number %d", frameNumber);
                    if (!request->settings) {
                        rc = channel->request(NULL, frameNumber,
                                NULL, mPrevParameters, indexUsed, true,
                                requestedStream.meteringOnly);
                    } else {
                        rc = channel->request(NULL, frameNumber,
                                NULL, mParameters, indexUsed, true, requestedStream.meteringOnly);
                    }
                    if (rc < 0) {
                        LOGE("Fail to request on picture channel");
                        pthread_mutex_unlock(&mMutex);
                        return rc;
                    }

                    if ((*itr).meteringOnly != 1) {
                        requestedStream.need_metadata = 1;
                        streams_need_metadata++;
                    }
                }

                uint32_t streamId = channel->getStreamID(channel->getStreamTypeMask());
                uint32_t j = 0;
                for (j = 0; j < streamsArray.num_streams; j++) {
                    if (streamsArray.stream_request[j].streamID == streamId) {
                      if (mOpMode == CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE)
                          streamsArray.stream_request[j].buf_index = CAM_FREERUN_IDX;
                      else
                          streamsArray.stream_request[j].buf_index = indexUsed;
                        break;
                    }
                }
                if (j == streamsArray.num_streams) {
                    LOGE("Did not find matching stream to update index");
                    assert(0);
                }

            } else {
                LOGE("Internal requests not supported on this stream type");
                assert(0);
                return INVALID_OPERATION;
            }
            latestRequest->internalRequestList.push_back(requestedStream);
        }

        //If 2 streams have need_metadata set to true, fail the request, unless
        //we copy/reference count the metadata buffer
        if (streams_need_metadata > 1) {
            LOGE("not supporting request in which two streams requires"
                    " 2 HAL metadata for reprocessing");
            pthread_mutex_unlock(&mMutex);
            return -EINVAL;
        }

        cam_sensor_pd_data_t pdafEnable = (nullptr != mDepthChannel) ?
                CAM_PD_DATA_SKIP : CAM_PD_DATA_DISABLED;
        if (depthRequestPresent && mDepthChannel) {
            if (request->settings) {
                camera_metadata_ro_entry entry;
                if (find_camera_metadata_ro_entry(request->settings,
                        NEXUS_EXPERIMENTAL_2017_PD_DATA_ENABLE, &entry) == 0) {
                    if (entry.data.u8[0]) {
                        pdafEnable = CAM_PD_DATA_ENABLED;
                    } else {
                        pdafEnable = CAM_PD_DATA_SKIP;
                    }
                    mDepthCloudMode = pdafEnable;
                } else {
                    pdafEnable = mDepthCloudMode;
                }
            } else {
                pdafEnable = mDepthCloudMode;
            }
        }

        if (ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters,
                CAM_INTF_META_PDAF_DATA_ENABLE, pdafEnable)) {
            LOGE("%s: Failed to enable PDAF data in parameters!", __func__);
            pthread_mutex_unlock(&mMutex);
            return BAD_VALUE;
        }

        if (request->input_buffer == NULL) {
            /* Set the parameters to backend:
             * - For every request in NORMAL MODE
             * - For every request in HFR mode during preview only case
             * - Once every batch in HFR mode during video recording
             */
            if (!mBatchSize ||
               (mBatchSize && !isVidBufRequested) ||
               (mBatchSize && isVidBufRequested && (mToBeQueuedVidBufs == mBatchSize))) {
                LOGD("set_parms  batchSz: %d IsVidBufReq: %d vidBufTobeQd: %d ",
                         mBatchSize, isVidBufRequested,
                        mToBeQueuedVidBufs);

                if(mBatchSize && isVidBufRequested && (mToBeQueuedVidBufs == mBatchSize)) {
                    for (uint32_t k = 0; k < streamsArray.num_streams; k++) {
                        uint32_t m = 0;
                        for (m = 0; m < mBatchedStreamsArray.num_streams; m++) {
                            if (streamsArray.stream_request[k].streamID ==
                                    mBatchedStreamsArray.stream_request[m].streamID)
                                break;
                            }
                            if (m == mBatchedStreamsArray.num_streams) {
                                mBatchedStreamsArray.stream_request\
                                    [mBatchedStreamsArray.num_streams].streamID =
                                    streamsArray.stream_request[k].streamID;
                                mBatchedStreamsArray.stream_request\
                                    [mBatchedStreamsArray.num_streams].buf_index =
                                    streamsArray.stream_request[k].buf_index;
                                mBatchedStreamsArray.num_streams =
                                    mBatchedStreamsArray.num_streams + 1;
                            }
                    }
                    streamsArray = mBatchedStreamsArray;
                }
                /* Update stream id of all the requested buffers */
                if (ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_META_STREAM_ID,
                        streamsArray)) {
                    LOGE("Failed to set stream type mask in the parameters");
                    pthread_mutex_unlock(&mMutex);
                    return BAD_VALUE;
                }

                rc = mCameraHandle->ops->set_parms(mCameraHandle->camera_handle,
                        mParameters);
                if (rc < 0) {
                    LOGE("set_parms failed");
                }
                /* reset to zero coz, the batch is queued */
                mToBeQueuedVidBufs = 0;
                mPendingBatchMap.add(frameNumber, mFirstFrameNumberInBatch);
                memset(&mBatchedStreamsArray, 0, sizeof(cam_stream_ID_t));
            } else if (mBatchSize && isVidBufRequested && (mToBeQueuedVidBufs != mBatchSize)) {
                for (uint32_t k = 0; k < streamsArray.num_streams; k++) {
                    uint32_t m = 0;
                    for (m = 0; m < mBatchedStreamsArray.num_streams; m++) {
                        if (streamsArray.stream_request[k].streamID ==
                                mBatchedStreamsArray.stream_request[m].streamID)
                            break;
                    }
                    if (m == mBatchedStreamsArray.num_streams) {
                        mBatchedStreamsArray.stream_request[mBatchedStreamsArray.num_streams].
                                streamID = streamsArray.stream_request[k].streamID;
                        mBatchedStreamsArray.stream_request[mBatchedStreamsArray.num_streams].
                                buf_index = streamsArray.stream_request[k].buf_index;
                        mBatchedStreamsArray.num_streams = mBatchedStreamsArray.num_streams + 1;
                    }
                }
            }
            mPendingLiveRequest++;

            // Start all streams after the first setting is sent, so that the
            // setting can be applied sooner: (0 + apply_delay)th frame.
            if (mState == CONFIGURED && mChannelHandle) {
                //Then start them.
                LOGH("Start META Channel");
                rc = mMetadataChannel->start();
                if (rc < 0) {
                    LOGE("META channel start failed");
                    pthread_mutex_unlock(&mMutex);
                    return rc;
                }

                if (mAnalysisChannel) {
                    rc = mAnalysisChannel->start();
                    if (rc < 0) {
                        LOGE("Analysis channel start failed");
                        mMetadataChannel->stop();
                        pthread_mutex_unlock(&mMutex);
                        return rc;
                    }
                }

                if (mSupportChannel) {
                    rc = mSupportChannel->start();
                    if (rc < 0) {
                        LOGE("Support channel start failed");
                        mMetadataChannel->stop();
                        /* Although support and analysis are mutually exclusive today
                           adding it in anycase for future proofing */
                        if (mAnalysisChannel) {
                            mAnalysisChannel->stop();
                        }
                        pthread_mutex_unlock(&mMutex);
                        return rc;
                    }
                }
                for (List<stream_info_t *>::iterator it = mStreamInfo.begin();
                        it != mStreamInfo.end(); it++) {
                    QCamera3Channel *channel = (QCamera3Channel *)(*it)->stream->priv;
                    LOGH("Start Processing Channel mask=%d",
                            channel->getStreamTypeMask());
                    rc = channel->start();
                    if (rc < 0) {
                        LOGE("channel start failed");
                        pthread_mutex_unlock(&mMutex);
                        return rc;
                    }
                }

                if (mRawDumpChannel) {
                    LOGD("Starting raw dump stream");
                    rc = mRawDumpChannel->start();
                    if (rc != NO_ERROR) {
                        LOGE("Error Starting Raw Dump Channel");
                        for (List<stream_info_t *>::iterator it = mStreamInfo.begin();
                              it != mStreamInfo.end(); it++) {
                            QCamera3Channel *channel =
                                (QCamera3Channel *)(*it)->stream->priv;
                            LOGH("Stopping Processing Channel mask=%d",
                                channel->getStreamTypeMask());
                            channel->stop();
                        }
                        if (mSupportChannel)
                            mSupportChannel->stop();
                        if (mAnalysisChannel) {
                            mAnalysisChannel->stop();
                        }
                        mMetadataChannel->stop();
                        pthread_mutex_unlock(&mMutex);
                        return rc;
                    }
                }

                // Configure modules for stream on.
                rc = mCameraHandle->ops->start_channel(mCameraHandle->camera_handle,
                        mChannelHandle, /*start_sensor_streaming*/false);
                if (rc != NO_ERROR) {
                    LOGE("start_channel failed %d", rc);
                    pthread_mutex_unlock(&mMutex);
                    return rc;
                }

                {
                    // Configure Easel for stream on.
                    Mutex::Autolock l(gHdrPlusClientLock);

                    // Now that sensor mode should have been selected, get the selected sensor mode
                    // info.
                    memset(&mSensorModeInfo, 0, sizeof(mSensorModeInfo));
                    getCurrentSensorModeInfo(mSensorModeInfo);

                    if (EaselManagerClientOpened) {
                        logEaselEvent("EASEL_STARTUP_LATENCY", "Starting MIPI");
                        rc = gEaselManagerClient->startMipi(mCameraId, mSensorModeInfo.op_pixel_clk,
                                /*enableCapture*/true);
                        if (rc != OK) {
                            ALOGE("%s: Failed to start MIPI rate for camera %u to %u", __FUNCTION__,
                                    mCameraId, mSensorModeInfo.op_pixel_clk);
                            pthread_mutex_unlock(&mMutex);
                            return rc;
                        }
                        logEaselEvent("EASEL_STARTUP_LATENCY", "Starting MIPI done");
                    }
                }

                // Start sensor streaming.
                rc = mCameraHandle->ops->start_sensor_streaming(mCameraHandle->camera_handle,
                        mChannelHandle);
                if (rc != NO_ERROR) {
                    LOGE("start_sensor_stream_on failed %d", rc);
                    pthread_mutex_unlock(&mMutex);
                    return rc;
                }
            }
        }
    }

    // Enable HDR+ mode for the first PREVIEW_INTENT request.
    if (ENABLE_HDRPLUS_FOR_FRONT_CAMERA || mCameraId == 0) {
        Mutex::Autolock l(gHdrPlusClientLock);
        if (gEaselManagerClient != nullptr  && gEaselManagerClient->isEaselPresentOnDevice() &&
                !gEaselBypassOnly && !mFirstPreviewIntentSeen &&
                meta.exists(ANDROID_CONTROL_CAPTURE_INTENT) &&
                meta.find(ANDROID_CONTROL_CAPTURE_INTENT).data.u8[0] ==
                ANDROID_CONTROL_CAPTURE_INTENT_PREVIEW) {
            rc = enableHdrPlusModeLocked();
            if (rc != OK) {
                LOGE("%s: Failed to open HDR+ asynchronously", __FUNCTION__);
                pthread_mutex_unlock(&mMutex);
                return rc;
            }

            mFirstPreviewIntentSeen = true;
        }
    }

    LOGD("mPendingLiveRequest = %d", mPendingLiveRequest);

    mState = STARTED;
    // Added a timed condition wait
    struct timespec ts;
    uint8_t isValidTimeout = 1;
    rc = clock_gettime(CLOCK_MONOTONIC, &ts);
    if (rc < 0) {
      isValidTimeout = 0;
      LOGE("Error reading the real time clock!!");
    }
    else {
      // Make timeout as 5 sec for request to be honored
      int64_t timeout = 5;
      {
          Mutex::Autolock lock(mHdrPlusPendingRequestsLock);
          // If there is a pending HDR+ request, the following requests may be blocked until the
          // HDR+ request is done. So allow a longer timeout.
          if (mHdrPlusPendingRequests.size() > 0) {
              timeout = MISSING_HDRPLUS_REQUEST_BUF_TIMEOUT;
          }
      }
      ts.tv_sec += timeout;
    }
    //Block on conditional variable
    while ((mPendingLiveRequest >= mMinInFlightRequests) && !pInputBuffer &&
            (mState != ERROR) && (mState != DEINIT)) {
        if (!isValidTimeout) {
            LOGD("Blocking on conditional wait");
            pthread_cond_wait(&mRequestCond, &mMutex);
        }
        else {
            LOGD("Blocking on timed conditional wait");
            rc = pthread_cond_timedwait(&mRequestCond, &mMutex, &ts);
            if (rc == ETIMEDOUT) {
                rc = -ENODEV;
                LOGE("Unblocked on timeout!!!!");
                break;
            }
        }
        LOGD("Unblocked");
        if (mWokenUpByDaemon) {
            mWokenUpByDaemon = false;
            if (mPendingLiveRequest < mMaxInFlightRequests)
                break;
        }
    }
    pthread_mutex_unlock(&mMutex);

    return rc;
}

/*===========================================================================
 * FUNCTION   : dump
 *
 * DESCRIPTION:
 *
 * PARAMETERS :
 *
 *
 * RETURN     :
 *==========================================================================*/
void QCamera3HardwareInterface::dump(int fd)
{
    pthread_mutex_lock(&mMutex);
    dprintf(fd, "\n Camera HAL3 information Begin \n");

    dprintf(fd, "\nNumber of pending requests: %zu \n",
        mPendingRequestsList.size());
    dprintf(fd, "-------+-------------------+-------------+----------+---------------------\n");
    dprintf(fd, " Frame | Number of Buffers |   Req Id:   | Blob Req | Input buffer present\n");
    dprintf(fd, "-------+-------------------+-------------+----------+---------------------\n");
    for(pendingRequestIterator i = mPendingRequestsList.begin();
            i != mPendingRequestsList.end(); i++) {
        dprintf(fd, " %5d | %17d | %11d | %8d | %p \n",
        i->frame_number, i->num_buffers, i->request_id, i->blob_request,
        i->input_buffer);
    }
    dprintf(fd, "\nPending buffer map: Number of buffers: %u\n",
                mPendingBuffersMap.get_num_overall_buffers());
    dprintf(fd, "-------+------------------\n");
    dprintf(fd, " Frame | Stream type mask \n");
    dprintf(fd, "-------+------------------\n");
    for(auto &req : mPendingBuffersMap.mPendingBuffersInRequest) {
        for(auto &j : req.mPendingBufferList) {
            QCamera3Channel *channel = (QCamera3Channel *)(j.stream->priv);
            dprintf(fd, " %5d | %11d \n",
                    req.frame_number, channel->getStreamTypeMask());
        }
    }
    dprintf(fd, "-------+------------------\n");

    dprintf(fd, "\nPending frame drop list: %zu\n",
        mPendingFrameDropList.size());
    dprintf(fd, "-------+-----------\n");
    dprintf(fd, " Frame | Stream ID \n");
    dprintf(fd, "-------+-----------\n");
    for(List<PendingFrameDropInfo>::iterator i = mPendingFrameDropList.begin();
        i != mPendingFrameDropList.end(); i++) {
        dprintf(fd, " %5d | %9d \n",
            i->frame_number, i->stream_ID);
    }
    dprintf(fd, "-------+-----------\n");

    dprintf(fd, "\n Camera HAL3 information End \n");

    /* use dumpsys media.camera as trigger to send update debug level event */
    mUpdateDebugLevel = true;
    pthread_mutex_unlock(&mMutex);
    return;
}

/*===========================================================================
 * FUNCTION   : flush
 *
 * DESCRIPTION: Calls stopAllChannels, notifyErrorForPendingRequests and
 *              conditionally restarts channels
 *
 * PARAMETERS :
 *  @ restartChannels: re-start all channels
 *  @ stopChannelImmediately: stop the channel immediately. This should be used
 *                            when device encountered an error and MIPI may has
 *                            been stopped.
 *
 * RETURN     :
 *          0 on success
 *          Error code on failure
 *==========================================================================*/
int QCamera3HardwareInterface::flush(bool restartChannels, bool stopChannelImmediately)
{
    KPI_ATRACE_CAMSCOPE_CALL(CAMSCOPE_HAL3_STOP_PREVIEW);
    int32_t rc = NO_ERROR;

    LOGD("Unblocking Process Capture Request");
    pthread_mutex_lock(&mMutex);
    mFlush = true;
    pthread_mutex_unlock(&mMutex);

    rc = stopAllChannels();
    // unlink of dualcam
    if (mIsDeviceLinked) {
        cam_dual_camera_bundle_info_t *m_pRelCamSyncBuf =
                &m_pDualCamCmdPtr->bundle_info;
        m_pDualCamCmdPtr->cmd_type = CAM_DUAL_CAMERA_BUNDLE_INFO;
        m_pRelCamSyncBuf->sync_control = CAM_SYNC_RELATED_SENSORS_OFF;
        pthread_mutex_lock(&gCamLock);

        if (mIsMainCamera == 1) {
            m_pRelCamSyncBuf->mode = CAM_MODE_PRIMARY;
            m_pRelCamSyncBuf->type = CAM_TYPE_MAIN;
            m_pRelCamSyncBuf->sync_3a_mode = CAM_3A_SYNC_FOLLOW;
            // related session id should be session id of linked session
            m_pRelCamSyncBuf->related_sensor_session_id = sessionId[mLinkedCameraId];
        } else {
            m_pRelCamSyncBuf->mode = CAM_MODE_SECONDARY;
            m_pRelCamSyncBuf->type = CAM_TYPE_AUX;
            m_pRelCamSyncBuf->sync_3a_mode = CAM_3A_SYNC_FOLLOW;
            m_pRelCamSyncBuf->related_sensor_session_id = sessionId[mLinkedCameraId];
        }
        m_pRelCamSyncBuf->is_hw_sync_enabled = DUALCAM_HW_SYNC_ENABLED;
        pthread_mutex_unlock(&gCamLock);

        rc = mCameraHandle->ops->set_dual_cam_cmd(
                mCameraHandle->camera_handle);
        if (rc < 0) {
            LOGE("Dualcam: Unlink failed, but still proceed to close");
        }
    }

    if (rc < 0) {
        LOGE("stopAllChannels failed");
        return rc;
    }
    if (mChannelHandle) {
        mCameraHandle->ops->stop_channel(mCameraHandle->camera_handle,
                mChannelHandle, stopChannelImmediately);
    }

    // Reset bundle info
    rc = setBundleInfo();
    if (rc < 0) {
        LOGE("setBundleInfo failed %d", rc);
        return rc;
    }

    // Mutex Lock
    pthread_mutex_lock(&mMutex);

    // Unblock process_capture_request
    mPendingLiveRequest = 0;
    pthread_cond_signal(&mRequestCond);

    rc = notifyErrorForPendingRequests();
    if (rc < 0) {
        LOGE("notifyErrorForPendingRequests failed");
        pthread_mutex_unlock(&mMutex);
        return rc;
    }

    mFlush = false;

    // Start the Streams/Channels
    if (restartChannels) {
        rc = startAllChannels();
        if (rc < 0) {
            LOGE("startAllChannels failed");
            pthread_mutex_unlock(&mMutex);
            return rc;
        }
        if (mChannelHandle) {
            mCameraHandle->ops->start_channel(mCameraHandle->camera_handle,
                        mChannelHandle, /*start_sensor_streaming*/true);
            if (rc < 0) {
                LOGE("start_channel failed");
                pthread_mutex_unlock(&mMutex);
                return rc;
            }
        }
    }
    pthread_mutex_unlock(&mMutex);

    return 0;
}

/*===========================================================================
 * FUNCTION   : flushPerf
 *
 * DESCRIPTION: This is the performance optimization version of flush that does
 *              not use stream off, rather flushes the system
 *
 * PARAMETERS :
 *
 *
 * RETURN     : 0 : success
 *              -EINVAL: input is malformed (device is not valid)
 *              -ENODEV: if the device has encountered a serious error
 *==========================================================================*/
int QCamera3HardwareInterface::flushPerf()
{
    KPI_ATRACE_CAMSCOPE_CALL(CAMSCOPE_HAL3_STOP_PREVIEW);
    int32_t rc = 0;
    struct timespec timeout;
    bool timed_wait = false;

    pthread_mutex_lock(&mMutex);
    mFlushPerf = true;
    mPendingBuffersMap.numPendingBufsAtFlush =
        mPendingBuffersMap.get_num_overall_buffers();
    LOGD("Calling flush. Wait for %d buffers to return",
        mPendingBuffersMap.numPendingBufsAtFlush);

    /* send the flush event to the backend */
    rc = mCameraHandle->ops->flush(mCameraHandle->camera_handle);
    if (rc < 0) {
        LOGE("Error in flush: IOCTL failure");
        mFlushPerf = false;
        pthread_mutex_unlock(&mMutex);
        return -ENODEV;
    }

    if (mPendingBuffersMap.numPendingBufsAtFlush == 0) {
        LOGD("No pending buffers in HAL, return flush");
        mFlushPerf = false;
        pthread_mutex_unlock(&mMutex);
        return rc;
    }

    /* wait on a signal that buffers were received */
    rc = clock_gettime(CLOCK_MONOTONIC, &timeout);
    if (rc < 0) {
        LOGE("Error reading the real time clock, cannot use timed wait");
    } else {
        timeout.tv_sec += FLUSH_TIMEOUT;
        timed_wait = true;
    }

    //Block on conditional variable
    while (mPendingBuffersMap.numPendingBufsAtFlush != 0) {
        LOGD("Waiting on mBuffersCond");
        if (!timed_wait) {
            rc = pthread_cond_wait(&mBuffersCond, &mMutex);
            if (rc != 0) {
                 LOGE("pthread_cond_wait failed due to rc = %s",
                        strerror(rc));
                 break;
            }
        } else {
            rc = pthread_cond_timedwait(&mBuffersCond, &mMutex, &timeout);
            if (rc != 0) {
                LOGE("pthread_cond_timedwait failed due to rc = %s",
                            strerror(rc));
                break;
            }
        }
    }
    if (rc != 0) {
        mFlushPerf = false;
        pthread_mutex_unlock(&mMutex);
        return -ENODEV;
    }

    LOGD("Received buffers, now safe to return them");

    //make sure the channels handle flush
    //currently only required for the picture channel to release snapshot resources
    for (List<stream_info_t *>::iterator it = mStreamInfo.begin();
            it != mStreamInfo.end(); it++) {
        QCamera3Channel *channel = (*it)->channel;
        if (channel) {
            rc = channel->flush();
            if (rc) {
               LOGE("Flushing the channels failed with error %d", rc);
               // even though the channel flush failed we need to continue and
               // return the buffers we have to the framework, however the return
               // value will be an error
               rc = -ENODEV;
            }
        }
    }

    /* notify the frameworks and send errored results */
    rc = notifyErrorForPendingRequests();
    if (rc < 0) {
        LOGE("notifyErrorForPendingRequests failed");
        pthread_mutex_unlock(&mMutex);
        return rc;
    }

    //unblock process_capture_request
    mPendingLiveRequest = 0;
    unblockRequestIfNecessary();

    mFlushPerf = false;
    pthread_mutex_unlock(&mMutex);
    LOGD ("Flush Operation complete. rc = %d", rc);
    return rc;
}

/*===========================================================================
 * FUNCTION   : handleCameraDeviceError
 *
 * DESCRIPTION: This function calls internal flush and notifies the error to
 *              framework and updates the state variable.
 *
 * PARAMETERS :
 *   @stopChannelImmediately : stop channels immediately without waiting for
 *                             frame boundary.
 *
 * RETURN     : NO_ERROR on Success
 *              Error code on failure
 *==========================================================================*/
int32_t QCamera3HardwareInterface::handleCameraDeviceError(bool stopChannelImmediately)
{
    int32_t rc = NO_ERROR;

    {
        Mutex::Autolock lock(mFlushLock);
        pthread_mutex_lock(&mMutex);
        if (mState != ERROR) {
            //if mState != ERROR, nothing to be done
            pthread_mutex_unlock(&mMutex);
            return NO_ERROR;
        }
        pthread_mutex_unlock(&mMutex);

        rc = flush(false /* restart channels */, stopChannelImmediately);
        if (NO_ERROR != rc) {
            LOGE("internal flush to handle mState = ERROR failed");
        }

        pthread_mutex_lock(&mMutex);
        mState = DEINIT;
        pthread_mutex_unlock(&mMutex);
    }

    camera3_notify_msg_t notify_msg;
    memset(&notify_msg, 0, sizeof(camera3_notify_msg_t));
    notify_msg.type = CAMERA3_MSG_ERROR;
    notify_msg.message.error.error_code = CAMERA3_MSG_ERROR_DEVICE;
    notify_msg.message.error.error_stream = NULL;
    notify_msg.message.error.frame_number = 0;
    orchestrateNotify(&notify_msg);

    return rc;
}

/*===========================================================================
 * FUNCTION   : captureResultCb
 *
 * DESCRIPTION: Callback handler for all capture result
 *              (streams, as well as metadata)
 *
 * PARAMETERS :
 *   @metadata : metadata information
 *   @buffer   : actual gralloc buffer to be returned to frameworks.
 *               NULL if metadata.
 *
 * RETURN     : NONE
 *==========================================================================*/
void QCamera3HardwareInterface::captureResultCb(mm_camera_super_buf_t *metadata_buf,
                camera3_stream_buffer_t *buffer, uint32_t frame_number, bool isInputBuffer)
{
    if (metadata_buf) {
        pthread_mutex_lock(&mMutex);
        uint8_t batchSize = mBatchSize;
        pthread_mutex_unlock(&mMutex);
        if (batchSize) {
            handleBatchMetadata(metadata_buf,
                    true /* free_and_bufdone_meta_buf */);
        } else { /* mBatchSize = 0 */
            hdrPlusPerfLock(metadata_buf);
            pthread_mutex_lock(&mMutex);
            handleMetadataWithLock(metadata_buf,
                    true /* free_and_bufdone_meta_buf */,
                    true /* last urgent frame of batch metadata */,
                    true /* last frame of batch metadata */,
                    NULL);
            pthread_mutex_unlock(&mMutex);
        }
    } else if (isInputBuffer) {
        pthread_mutex_lock(&mMutex);
        handleInputBufferWithLock(frame_number);
        pthread_mutex_unlock(&mMutex);
    } else {
        pthread_mutex_lock(&mMutex);
        handleBufferWithLock(buffer, frame_number);
        pthread_mutex_unlock(&mMutex);
    }
    return;
}

/*===========================================================================
 * FUNCTION   : getReprocessibleOutputStreamId
 *
 * DESCRIPTION: Get source output stream id for the input reprocess stream
 *              based on size and format, which would be the largest
 *              output stream if an input stream exists.
 *
 * PARAMETERS :
 *   @id      : return the stream id if found
 *
 * RETURN     : int32_t type of status
 *              NO_ERROR  -- success
 *              none-zero failure code
 *==========================================================================*/
int32_t QCamera3HardwareInterface::getReprocessibleOutputStreamId(uint32_t &id)
{
    /* check if any output or bidirectional stream with the same size and format
       and return that stream */
    if ((mInputStreamInfo.dim.width > 0) &&
            (mInputStreamInfo.dim.height > 0)) {
        for (List<stream_info_t *>::iterator it = mStreamInfo.begin();
                it != mStreamInfo.end(); it++) {

            camera3_stream_t *stream = (*it)->stream;
            if ((stream->width == (uint32_t)mInputStreamInfo.dim.width) &&
                    (stream->height == (uint32_t)mInputStreamInfo.dim.height) &&
                    (stream->format == mInputStreamInfo.format)) {
                // Usage flag for an input stream and the source output stream
                // may be different.
                LOGD("Found reprocessible output stream! %p", *it);
                LOGD("input stream usage 0x%x, current stream usage 0x%x",
                         stream->usage, mInputStreamInfo.usage);

                QCamera3Channel *channel = (QCamera3Channel *)stream->priv;
                if (channel != NULL && channel->mStreams[0]) {
                    id = channel->mStreams[0]->getMyServerID();
                    return NO_ERROR;
                }
            }
        }
    } else {
        LOGD("No input stream, so no reprocessible output stream");
    }
    return NAME_NOT_FOUND;
}

/*===========================================================================
 * FUNCTION   : lookupFwkName
 *
 * DESCRIPTION: In case the enum is not same in fwk and backend
 *              make sure the parameter is correctly propogated
 *
 * PARAMETERS  :
 *   @arr      : map between the two enums
 *   @len      : len of the map
 *   @hal_name : name of the hal_parm to map
 *
 * RETURN     : int type of status
 *              fwk_name  -- success
 *              none-zero failure code
 *==========================================================================*/
template <typename halType, class mapType> int lookupFwkName(const mapType *arr,
        size_t len, halType hal_name)
{

    for (size_t i = 0; i < len; i++) {
        if (arr[i].hal_name == hal_name) {
            return arr[i].fwk_name;
        }
    }

    /* Not able to find matching framework type is not necessarily
     * an error case. This happens when mm-camera supports more attributes
     * than the frameworks do */
    LOGH("Cannot find matching framework type");
    return NAME_NOT_FOUND;
}

/*===========================================================================
 * FUNCTION   : lookupHalName
 *
 * DESCRIPTION: In case the enum is not same in fwk and backend
 *              make sure the parameter is correctly propogated
 *
 * PARAMETERS  :
 *   @arr      : map between the two enums
 *   @len      : len of the map
 *   @fwk_name : name of the hal_parm to map
 *
 * RETURN     : int32_t type of status
 *              hal_name  -- success
 *              none-zero failure code
 *==========================================================================*/
template <typename fwkType, class mapType> int lookupHalName(const mapType *arr,
        size_t len, fwkType fwk_name)
{
    for (size_t i = 0; i < len; i++) {
        if (arr[i].fwk_name == fwk_name) {
            return arr[i].hal_name;
        }
    }

    LOGE("Cannot find matching hal type fwk_name=%d", fwk_name);
    return NAME_NOT_FOUND;
}

/*===========================================================================
 * FUNCTION   : lookupProp
 *
 * DESCRIPTION: lookup a value by its name
 *
 * PARAMETERS :
 *   @arr     : map between the two enums
 *   @len     : size of the map
 *   @name    : name to be looked up
 *
 * RETURN     : Value if found
 *              CAM_CDS_MODE_MAX if not found
 *==========================================================================*/
template <class mapType> cam_cds_mode_type_t lookupProp(const mapType *arr,
        size_t len, const char *name)
{
    if (name) {
        for (size_t i = 0; i < len; i++) {
            if (!strcmp(arr[i].desc, name)) {
                return arr[i].val;
            }
        }
    }
    return CAM_CDS_MODE_MAX;
}

/*===========================================================================
 *
 * DESCRIPTION:
 *
 * PARAMETERS :
 *   @metadata : metadata information from callback
 *   @pendingRequest: pending request for this metadata
 *   @pprocDone: whether internal offline postprocsesing is done
 *   @lastMetadataInBatch: Boolean to indicate whether this is the last metadata
 *                         in a batch. Always true for non-batch mode.
 *
 * RETURN     : camera_metadata_t*
 *              metadata in a format specified by fwk
 *==========================================================================*/
camera_metadata_t*
QCamera3HardwareInterface::translateFromHalMetadata(
                                 metadata_buffer_t *metadata,
                                 const PendingRequestInfo& pendingRequest,
                                 bool pprocDone,
                                 bool lastMetadataInBatch,
                                 const bool *enableZsl)
{
    CameraMetadata camMetadata;
    camera_metadata_t *resultMetadata;

    if (!lastMetadataInBatch) {
        /* In batch mode, only populate SENSOR_TIMESTAMP if this is not the last in batch.
         * Timestamp is needed because it's used for shutter notify calculation.
         * */
        camMetadata.update(ANDROID_SENSOR_TIMESTAMP, &pendingRequest.timestamp, 1);
        resultMetadata = camMetadata.release();
        return resultMetadata;
    }

    if (pendingRequest.jpegMetadata.entryCount())
        camMetadata.append(pendingRequest.jpegMetadata);

    camMetadata.update(ANDROID_SENSOR_TIMESTAMP, &pendingRequest.timestamp, 1);
    camMetadata.update(ANDROID_REQUEST_ID, &pendingRequest.request_id, 1);
    camMetadata.update(ANDROID_REQUEST_PIPELINE_DEPTH, &pendingRequest.pipeline_depth, 1);
    camMetadata.update(ANDROID_CONTROL_CAPTURE_INTENT, &pendingRequest.capture_intent, 1);
    camMetadata.update(NEXUS_EXPERIMENTAL_2016_HYBRID_AE_ENABLE, &pendingRequest.hybrid_ae_enable, 1);
    if (mBatchSize == 0) {
        // DevCamDebug metadata translateFromHalMetadata. Only update this one for non-HFR mode
        camMetadata.update(DEVCAMDEBUG_META_ENABLE, &pendingRequest.DevCamDebug_meta_enable, 1);
    }

    // atrace_begin(ATRACE_TAG_ALWAYS, "DevCamDebugInfo");
    // Only update DevCameraDebug metadta conditionally: non-HFR mode and it is enabled.
    if (mBatchSize == 0 && pendingRequest.DevCamDebug_meta_enable != 0) {
        // DevCamDebug metadata translateFromHalMetadata AF
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_lens_position,
                CAM_INTF_META_DEV_CAM_AF_LENS_POSITION, metadata) {
            int32_t fwk_DevCamDebug_af_lens_position = *DevCamDebug_af_lens_position;
            camMetadata.update(DEVCAMDEBUG_AF_LENS_POSITION, &fwk_DevCamDebug_af_lens_position, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_tof_confidence,
                CAM_INTF_META_DEV_CAM_AF_TOF_CONFIDENCE, metadata) {
            int32_t fwk_DevCamDebug_af_tof_confidence = *DevCamDebug_af_tof_confidence;
            camMetadata.update(DEVCAMDEBUG_AF_TOF_CONFIDENCE, &fwk_DevCamDebug_af_tof_confidence, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_tof_distance,
                CAM_INTF_META_DEV_CAM_AF_TOF_DISTANCE, metadata) {
            int32_t fwk_DevCamDebug_af_tof_distance = *DevCamDebug_af_tof_distance;
            camMetadata.update(DEVCAMDEBUG_AF_TOF_DISTANCE, &fwk_DevCamDebug_af_tof_distance, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_luma,
                CAM_INTF_META_DEV_CAM_AF_LUMA, metadata) {
            int32_t fwk_DevCamDebug_af_luma = *DevCamDebug_af_luma;
            camMetadata.update(DEVCAMDEBUG_AF_LUMA, &fwk_DevCamDebug_af_luma, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_haf_state,
                CAM_INTF_META_DEV_CAM_AF_HAF_STATE, metadata) {
            int32_t fwk_DevCamDebug_af_haf_state = *DevCamDebug_af_haf_state;
            camMetadata.update(DEVCAMDEBUG_AF_HAF_STATE, &fwk_DevCamDebug_af_haf_state, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_monitor_pdaf_target_pos,
                CAM_INTF_META_DEV_CAM_AF_MONITOR_PDAF_TARGET_POS, metadata) {
            int32_t fwk_DevCamDebug_af_monitor_pdaf_target_pos =
                *DevCamDebug_af_monitor_pdaf_target_pos;
            camMetadata.update(DEVCAMDEBUG_AF_MONITOR_PDAF_TARGET_POS,
                &fwk_DevCamDebug_af_monitor_pdaf_target_pos, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_monitor_pdaf_confidence,
                CAM_INTF_META_DEV_CAM_AF_MONITOR_PDAF_CONFIDENCE, metadata) {
            int32_t fwk_DevCamDebug_af_monitor_pdaf_confidence =
                *DevCamDebug_af_monitor_pdaf_confidence;
            camMetadata.update(DEVCAMDEBUG_AF_MONITOR_PDAF_CONFIDENCE,
                &fwk_DevCamDebug_af_monitor_pdaf_confidence, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_monitor_pdaf_refocus,
                CAM_INTF_META_DEV_CAM_AF_MONITOR_PDAF_REFOCUS, metadata) {
            int32_t fwk_DevCamDebug_af_monitor_pdaf_refocus = *DevCamDebug_af_monitor_pdaf_refocus;
            camMetadata.update(DEVCAMDEBUG_AF_MONITOR_PDAF_REFOCUS,
                &fwk_DevCamDebug_af_monitor_pdaf_refocus, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_monitor_tof_target_pos,
                CAM_INTF_META_DEV_CAM_AF_MONITOR_TOF_TARGET_POS, metadata) {
            int32_t fwk_DevCamDebug_af_monitor_tof_target_pos =
                *DevCamDebug_af_monitor_tof_target_pos;
            camMetadata.update(DEVCAMDEBUG_AF_MONITOR_TOF_TARGET_POS,
                &fwk_DevCamDebug_af_monitor_tof_target_pos, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_monitor_tof_confidence,
                CAM_INTF_META_DEV_CAM_AF_MONITOR_TOF_CONFIDENCE, metadata) {
            int32_t fwk_DevCamDebug_af_monitor_tof_confidence =
                *DevCamDebug_af_monitor_tof_confidence;
            camMetadata.update(DEVCAMDEBUG_AF_MONITOR_TOF_CONFIDENCE,
                &fwk_DevCamDebug_af_monitor_tof_confidence, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_monitor_tof_refocus,
                CAM_INTF_META_DEV_CAM_AF_MONITOR_TOF_REFOCUS, metadata) {
            int32_t fwk_DevCamDebug_af_monitor_tof_refocus = *DevCamDebug_af_monitor_tof_refocus;
            camMetadata.update(DEVCAMDEBUG_AF_MONITOR_TOF_REFOCUS,
                &fwk_DevCamDebug_af_monitor_tof_refocus, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_monitor_type_select,
                CAM_INTF_META_DEV_CAM_AF_MONITOR_TYPE_SELECT, metadata) {
            int32_t fwk_DevCamDebug_af_monitor_type_select = *DevCamDebug_af_monitor_type_select;
            camMetadata.update(DEVCAMDEBUG_AF_MONITOR_TYPE_SELECT,
                &fwk_DevCamDebug_af_monitor_type_select, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_monitor_refocus,
                CAM_INTF_META_DEV_CAM_AF_MONITOR_REFOCUS, metadata) {
            int32_t fwk_DevCamDebug_af_monitor_refocus = *DevCamDebug_af_monitor_refocus;
            camMetadata.update(DEVCAMDEBUG_AF_MONITOR_REFOCUS,
                &fwk_DevCamDebug_af_monitor_refocus, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_monitor_target_pos,
                CAM_INTF_META_DEV_CAM_AF_MONITOR_TARGET_POS, metadata) {
            int32_t fwk_DevCamDebug_af_monitor_target_pos = *DevCamDebug_af_monitor_target_pos;
            camMetadata.update(DEVCAMDEBUG_AF_MONITOR_TARGET_POS,
                &fwk_DevCamDebug_af_monitor_target_pos, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_search_pdaf_target_pos,
                CAM_INTF_META_DEV_CAM_AF_SEARCH_PDAF_TARGET_POS, metadata) {
            int32_t fwk_DevCamDebug_af_search_pdaf_target_pos =
                *DevCamDebug_af_search_pdaf_target_pos;
            camMetadata.update(DEVCAMDEBUG_AF_SEARCH_PDAF_TARGET_POS,
                &fwk_DevCamDebug_af_search_pdaf_target_pos, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_search_pdaf_next_pos,
                CAM_INTF_META_DEV_CAM_AF_SEARCH_PDAF_NEXT_POS, metadata) {
            int32_t fwk_DevCamDebug_af_search_pdaf_next_pos = *DevCamDebug_af_search_pdaf_next_pos;
            camMetadata.update(DEVCAMDEBUG_AF_SEARCH_PDAF_NEXT_POS,
                &fwk_DevCamDebug_af_search_pdaf_next_pos, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_search_pdaf_near_pos,
                CAM_INTF_META_DEV_CAM_AF_SEARCH_PDAF_NEAR_POS, metadata) {
            int32_t fwk_DevCamDebug_af_search_pdaf_near_pos = *DevCamDebug_af_search_pdaf_near_pos;
            camMetadata.update(DEVCAMDEBUG_AF_SEARCH_PDAF_NEAR_POS,
                &fwk_DevCamDebug_af_search_pdaf_near_pos, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_search_pdaf_far_pos,
                CAM_INTF_META_DEV_CAM_AF_SEARCH_PDAF_FAR_POS, metadata) {
            int32_t fwk_DevCamDebug_af_search_pdaf_far_pos = *DevCamDebug_af_search_pdaf_far_pos;
            camMetadata.update(DEVCAMDEBUG_AF_SEARCH_PDAF_FAR_POS,
                &fwk_DevCamDebug_af_search_pdaf_far_pos, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_search_pdaf_confidence,
                CAM_INTF_META_DEV_CAM_AF_SEARCH_PDAF_CONFIDENCE, metadata) {
            int32_t fwk_DevCamDebug_af_search_pdaf_confidence = *DevCamDebug_af_search_pdaf_confidence;
            camMetadata.update(DEVCAMDEBUG_AF_SEARCH_PDAF_CONFIDENCE,
                &fwk_DevCamDebug_af_search_pdaf_confidence, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_search_tof_target_pos,
                CAM_INTF_META_DEV_CAM_AF_SEARCH_TOF_TARGET_POS, metadata) {
            int32_t fwk_DevCamDebug_af_search_tof_target_pos =
                *DevCamDebug_af_search_tof_target_pos;
            camMetadata.update(DEVCAMDEBUG_AF_SEARCH_TOF_TARGET_POS,
                &fwk_DevCamDebug_af_search_tof_target_pos, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_search_tof_next_pos,
                CAM_INTF_META_DEV_CAM_AF_SEARCH_TOF_NEXT_POS, metadata) {
            int32_t fwk_DevCamDebug_af_search_tof_next_pos = *DevCamDebug_af_search_tof_next_pos;
            camMetadata.update(DEVCAMDEBUG_AF_SEARCH_TOF_NEXT_POS,
                &fwk_DevCamDebug_af_search_tof_next_pos, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_search_tof_near_pos,
                CAM_INTF_META_DEV_CAM_AF_SEARCH_TOF_NEAR_POS, metadata) {
            int32_t fwk_DevCamDebug_af_search_tof_near_pos = *DevCamDebug_af_search_tof_near_pos;
            camMetadata.update(DEVCAMDEBUG_AF_SEARCH_TOF_NEAR_POS,
                &fwk_DevCamDebug_af_search_tof_near_pos, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_search_tof_far_pos,
                CAM_INTF_META_DEV_CAM_AF_SEARCH_TOF_FAR_POS, metadata) {
            int32_t fwk_DevCamDebug_af_search_tof_far_pos = *DevCamDebug_af_search_tof_far_pos;
            camMetadata.update(DEVCAMDEBUG_AF_SEARCH_TOF_FAR_POS,
                &fwk_DevCamDebug_af_search_tof_far_pos, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_search_tof_confidence,
                CAM_INTF_META_DEV_CAM_AF_SEARCH_TOF_CONFIDENCE, metadata) {
            int32_t fwk_DevCamDebug_af_search_tof_confidence = *DevCamDebug_af_search_tof_confidence;
            camMetadata.update(DEVCAMDEBUG_AF_SEARCH_TOF_CONFIDENCE,
                &fwk_DevCamDebug_af_search_tof_confidence, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_search_type_select,
                CAM_INTF_META_DEV_CAM_AF_SEARCH_TYPE_SELECT, metadata) {
            int32_t fwk_DevCamDebug_af_search_type_select = *DevCamDebug_af_search_type_select;
            camMetadata.update(DEVCAMDEBUG_AF_SEARCH_TYPE_SELECT,
                &fwk_DevCamDebug_af_search_type_select, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_search_next_pos,
                CAM_INTF_META_DEV_CAM_AF_SEARCH_NEXT_POS, metadata) {
            int32_t fwk_DevCamDebug_af_search_next_pos = *DevCamDebug_af_search_next_pos;
            camMetadata.update(DEVCAMDEBUG_AF_SEARCH_NEXT_POS,
                &fwk_DevCamDebug_af_search_next_pos, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_af_search_target_pos,
                CAM_INTF_META_DEV_CAM_AF_SEARCH_TARGET_POS, metadata) {
            int32_t fwk_DevCamDebug_af_search_target_pos = *DevCamDebug_af_search_target_pos;
            camMetadata.update(DEVCAMDEBUG_AF_SEARCH_TARGET_POS,
                &fwk_DevCamDebug_af_search_target_pos, 1);
        }
        // DevCamDebug metadata translateFromHalMetadata AEC
        IF_META_AVAILABLE(int32_t, DevCamDebug_aec_target_luma,
                CAM_INTF_META_DEV_CAM_AEC_TARGET_LUMA, metadata) {
            int32_t fwk_DevCamDebug_aec_target_luma = *DevCamDebug_aec_target_luma;
            camMetadata.update(DEVCAMDEBUG_AEC_TARGET_LUMA, &fwk_DevCamDebug_aec_target_luma, 1);
    }
        IF_META_AVAILABLE(int32_t, DevCamDebug_aec_comp_luma,
                CAM_INTF_META_DEV_CAM_AEC_COMP_LUMA, metadata) {
            int32_t fwk_DevCamDebug_aec_comp_luma = *DevCamDebug_aec_comp_luma;
            camMetadata.update(DEVCAMDEBUG_AEC_COMP_LUMA, &fwk_DevCamDebug_aec_comp_luma, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_aec_avg_luma,
                CAM_INTF_META_DEV_CAM_AEC_AVG_LUMA, metadata) {
            int32_t fwk_DevCamDebug_aec_avg_luma = *DevCamDebug_aec_avg_luma;
            camMetadata.update(DEVCAMDEBUG_AEC_AVG_LUMA, &fwk_DevCamDebug_aec_avg_luma, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_aec_cur_luma,
                CAM_INTF_META_DEV_CAM_AEC_CUR_LUMA, metadata) {
            int32_t fwk_DevCamDebug_aec_cur_luma = *DevCamDebug_aec_cur_luma;
            camMetadata.update(DEVCAMDEBUG_AEC_CUR_LUMA, &fwk_DevCamDebug_aec_cur_luma, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_aec_linecount,
                CAM_INTF_META_DEV_CAM_AEC_LINECOUNT, metadata) {
            int32_t fwk_DevCamDebug_aec_linecount = *DevCamDebug_aec_linecount;
            camMetadata.update(DEVCAMDEBUG_AEC_LINECOUNT, &fwk_DevCamDebug_aec_linecount, 1);
        }
        IF_META_AVAILABLE(float, DevCamDebug_aec_real_gain,
                CAM_INTF_META_DEV_CAM_AEC_REAL_GAIN, metadata) {
            float fwk_DevCamDebug_aec_real_gain = *DevCamDebug_aec_real_gain;
            camMetadata.update(DEVCAMDEBUG_AEC_REAL_GAIN, &fwk_DevCamDebug_aec_real_gain, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_aec_exp_index,
                CAM_INTF_META_DEV_CAM_AEC_EXP_INDEX, metadata) {
            int32_t fwk_DevCamDebug_aec_exp_index = *DevCamDebug_aec_exp_index;
            camMetadata.update(DEVCAMDEBUG_AEC_EXP_INDEX, &fwk_DevCamDebug_aec_exp_index, 1);
        }
        IF_META_AVAILABLE(float, DevCamDebug_aec_lux_idx,
                CAM_INTF_META_DEV_CAM_AEC_LUX_IDX, metadata) {
            float fwk_DevCamDebug_aec_lux_idx = *DevCamDebug_aec_lux_idx;
            camMetadata.update(DEVCAMDEBUG_AEC_LUX_IDX, &fwk_DevCamDebug_aec_lux_idx, 1);
        }
        // DevCamDebug metadata translateFromHalMetadata zzHDR
        IF_META_AVAILABLE(float, DevCamDebug_aec_l_real_gain,
                CAM_INTF_META_DEV_CAM_AEC_L_REAL_GAIN, metadata) {
            float fwk_DevCamDebug_aec_l_real_gain = *DevCamDebug_aec_l_real_gain;
            camMetadata.update(DEVCAMDEBUG_AEC_L_REAL_GAIN, &fwk_DevCamDebug_aec_l_real_gain, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_aec_l_linecount,
                CAM_INTF_META_DEV_CAM_AEC_L_LINECOUNT, metadata) {
            int32_t fwk_DevCamDebug_aec_l_linecount = *DevCamDebug_aec_l_linecount;
            camMetadata.update(DEVCAMDEBUG_AEC_L_LINECOUNT, &fwk_DevCamDebug_aec_l_linecount, 1);
        }
        IF_META_AVAILABLE(float, DevCamDebug_aec_s_real_gain,
                CAM_INTF_META_DEV_CAM_AEC_S_REAL_GAIN, metadata) {
            float fwk_DevCamDebug_aec_s_real_gain = *DevCamDebug_aec_s_real_gain;
            camMetadata.update(DEVCAMDEBUG_AEC_S_REAL_GAIN, &fwk_DevCamDebug_aec_s_real_gain, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_aec_s_linecount,
                CAM_INTF_META_DEV_CAM_AEC_S_LINECOUNT, metadata) {
            int32_t fwk_DevCamDebug_aec_s_linecount = *DevCamDebug_aec_s_linecount;
            camMetadata.update(DEVCAMDEBUG_AEC_S_LINECOUNT, &fwk_DevCamDebug_aec_s_linecount, 1);
        }
        IF_META_AVAILABLE(float, DevCamDebug_aec_hdr_sensitivity_ratio,
                CAM_INTF_META_DEV_CAM_AEC_HDR_SENSITIVITY_RATIO, metadata) {
            float fwk_DevCamDebug_aec_hdr_sensitivity_ratio =
                *DevCamDebug_aec_hdr_sensitivity_ratio;
            camMetadata.update(DEVCAMDEBUG_AEC_HDR_SENSITIVITY_RATIO,
                               &fwk_DevCamDebug_aec_hdr_sensitivity_ratio, 1);
        }
        IF_META_AVAILABLE(float, DevCamDebug_aec_hdr_exp_time_ratio,
                CAM_INTF_META_DEV_CAM_AEC_HDR_EXP_TIME_RATIO, metadata) {
            float fwk_DevCamDebug_aec_hdr_exp_time_ratio = *DevCamDebug_aec_hdr_exp_time_ratio;
            camMetadata.update(DEVCAMDEBUG_AEC_HDR_EXP_TIME_RATIO,
                               &fwk_DevCamDebug_aec_hdr_exp_time_ratio, 1);
        }
        // DevCamDebug metadata translateFromHalMetadata ADRC
        IF_META_AVAILABLE(float, DevCamDebug_aec_total_drc_gain,
                CAM_INTF_META_DEV_CAM_AEC_TOTAL_DRC_GAIN, metadata) {
            float fwk_DevCamDebug_aec_total_drc_gain = *DevCamDebug_aec_total_drc_gain;
            camMetadata.update(DEVCAMDEBUG_AEC_TOTAL_DRC_GAIN,
                               &fwk_DevCamDebug_aec_total_drc_gain, 1);
        }
        IF_META_AVAILABLE(float, DevCamDebug_aec_color_drc_gain,
                CAM_INTF_META_DEV_CAM_AEC_COLOR_DRC_GAIN, metadata) {
            float fwk_DevCamDebug_aec_color_drc_gain = *DevCamDebug_aec_color_drc_gain;
            camMetadata.update(DEVCAMDEBUG_AEC_COLOR_DRC_GAIN,
                               &fwk_DevCamDebug_aec_color_drc_gain, 1);
        }
        IF_META_AVAILABLE(float, DevCamDebug_aec_gtm_ratio,
                CAM_INTF_META_DEV_CAM_AEC_GTM_RATIO, metadata) {
            float fwk_DevCamDebug_aec_gtm_ratio = *DevCamDebug_aec_gtm_ratio;
            camMetadata.update(DEVCAMDEBUG_AEC_GTM_RATIO, &fwk_DevCamDebug_aec_gtm_ratio, 1);
        }
        IF_META_AVAILABLE(float, DevCamDebug_aec_ltm_ratio,
                CAM_INTF_META_DEV_CAM_AEC_LTM_RATIO, metadata) {
            float fwk_DevCamDebug_aec_ltm_ratio = *DevCamDebug_aec_ltm_ratio;
            camMetadata.update(DEVCAMDEBUG_AEC_LTM_RATIO, &fwk_DevCamDebug_aec_ltm_ratio, 1);
        }
        IF_META_AVAILABLE(float, DevCamDebug_aec_la_ratio,
                CAM_INTF_META_DEV_CAM_AEC_LA_RATIO, metadata) {
            float fwk_DevCamDebug_aec_la_ratio = *DevCamDebug_aec_la_ratio;
            camMetadata.update(DEVCAMDEBUG_AEC_LA_RATIO, &fwk_DevCamDebug_aec_la_ratio, 1);
        }
        IF_META_AVAILABLE(float, DevCamDebug_aec_gamma_ratio,
                CAM_INTF_META_DEV_CAM_AEC_GAMMA_RATIO, metadata) {
            float fwk_DevCamDebug_aec_gamma_ratio = *DevCamDebug_aec_gamma_ratio;
            camMetadata.update(DEVCAMDEBUG_AEC_GAMMA_RATIO, &fwk_DevCamDebug_aec_gamma_ratio, 1);
        }
        // DevCamDebug metadata translateFromHalMetadata AWB
        IF_META_AVAILABLE(float, DevCamDebug_awb_r_gain,
                CAM_INTF_META_DEV_CAM_AWB_R_GAIN, metadata) {
            float fwk_DevCamDebug_awb_r_gain = *DevCamDebug_awb_r_gain;
            camMetadata.update(DEVCAMDEBUG_AWB_R_GAIN, &fwk_DevCamDebug_awb_r_gain, 1);
        }
        IF_META_AVAILABLE(float, DevCamDebug_awb_g_gain,
                CAM_INTF_META_DEV_CAM_AWB_G_GAIN, metadata) {
            float fwk_DevCamDebug_awb_g_gain = *DevCamDebug_awb_g_gain;
            camMetadata.update(DEVCAMDEBUG_AWB_G_GAIN, &fwk_DevCamDebug_awb_g_gain, 1);
        }
        IF_META_AVAILABLE(float, DevCamDebug_awb_b_gain,
                CAM_INTF_META_DEV_CAM_AWB_B_GAIN, metadata) {
            float fwk_DevCamDebug_awb_b_gain = *DevCamDebug_awb_b_gain;
            camMetadata.update(DEVCAMDEBUG_AWB_B_GAIN, &fwk_DevCamDebug_awb_b_gain, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_awb_cct,
                CAM_INTF_META_DEV_CAM_AWB_CCT, metadata) {
            int32_t fwk_DevCamDebug_awb_cct = *DevCamDebug_awb_cct;
            camMetadata.update(DEVCAMDEBUG_AWB_CCT, &fwk_DevCamDebug_awb_cct, 1);
        }
        IF_META_AVAILABLE(int32_t, DevCamDebug_awb_decision,
                CAM_INTF_META_DEV_CAM_AWB_DECISION, metadata) {
            int32_t fwk_DevCamDebug_awb_decision = *DevCamDebug_awb_decision;
            camMetadata.update(DEVCAMDEBUG_AWB_DECISION, &fwk_DevCamDebug_awb_decision, 1);
        }
    }
    // atrace_end(ATRACE_TAG_ALWAYS);

    IF_META_AVAILABLE(uint32_t, frame_number, CAM_INTF_META_FRAME_NUMBER, metadata) {
        int64_t fwk_frame_number = *frame_number;
        camMetadata.update(ANDROID_SYNC_FRAME_NUMBER, &fwk_frame_number, 1);
    }

    IF_META_AVAILABLE(cam_fps_range_t, float_range, CAM_INTF_PARM_FPS_RANGE, metadata) {
        int32_t fps_range[2];
        fps_range[0] = (int32_t)float_range->min_fps;
        fps_range[1] = (int32_t)float_range->max_fps;
        camMetadata.update(ANDROID_CONTROL_AE_TARGET_FPS_RANGE,
                                      fps_range, 2);
        LOGD("urgent Metadata : ANDROID_CONTROL_AE_TARGET_FPS_RANGE [%d, %d]",
             fps_range[0], fps_range[1]);
    }

    IF_META_AVAILABLE(int32_t, expCompensation, CAM_INTF_PARM_EXPOSURE_COMPENSATION, metadata) {
        camMetadata.update(ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION, expCompensation, 1);
    }

    IF_META_AVAILABLE(uint32_t, sceneMode, CAM_INTF_PARM_BESTSHOT_MODE, metadata) {
        int val = (uint8_t)lookupFwkName(SCENE_MODES_MAP,
                METADATA_MAP_SIZE(SCENE_MODES_MAP),
                *sceneMode);
        if (NAME_NOT_FOUND != val) {
            uint8_t fwkSceneMode = (uint8_t)val;
            camMetadata.update(ANDROID_CONTROL_SCENE_MODE, &fwkSceneMode, 1);
            LOGD("urgent Metadata : ANDROID_CONTROL_SCENE_MODE: %d",
                     fwkSceneMode);
        }
    }

    IF_META_AVAILABLE(uint32_t, ae_lock, CAM_INTF_PARM_AEC_LOCK, metadata) {
        uint8_t fwk_ae_lock = (uint8_t) *ae_lock;
        camMetadata.update(ANDROID_CONTROL_AE_LOCK, &fwk_ae_lock, 1);
    }

    IF_META_AVAILABLE(uint32_t, awb_lock, CAM_INTF_PARM_AWB_LOCK, metadata) {
        uint8_t fwk_awb_lock = (uint8_t) *awb_lock;
        camMetadata.update(ANDROID_CONTROL_AWB_LOCK, &fwk_awb_lock, 1);
    }

    IF_META_AVAILABLE(uint32_t, color_correct_mode, CAM_INTF_META_COLOR_CORRECT_MODE, metadata) {
        uint8_t fwk_color_correct_mode = (uint8_t) *color_correct_mode;
        camMetadata.update(ANDROID_COLOR_CORRECTION_MODE, &fwk_color_correct_mode, 1);
    }

    IF_META_AVAILABLE(cam_edge_application_t, edgeApplication,
            CAM_INTF_META_EDGE_MODE, metadata) {
        camMetadata.update(ANDROID_EDGE_MODE, &(edgeApplication->edge_mode), 1);
    }

    IF_META_AVAILABLE(uint32_t, flashPower, CAM_INTF_META_FLASH_POWER, metadata) {
        uint8_t fwk_flashPower = (uint8_t) *flashPower;
        camMetadata.update(ANDROID_FLASH_FIRING_POWER, &fwk_flashPower, 1);
    }

    IF_META_AVAILABLE(int64_t, flashFiringTime, CAM_INTF_META_FLASH_FIRING_TIME, metadata) {
        camMetadata.update(ANDROID_FLASH_FIRING_TIME, flashFiringTime, 1);
    }

    IF_META_AVAILABLE(int32_t, flashState, CAM_INTF_META_FLASH_STATE, metadata) {
        if (0 <= *flashState) {
            uint8_t fwk_flashState = (uint8_t) *flashState;
            if (!gCamCapability[mCameraId]->flash_available) {
                fwk_flashState = ANDROID_FLASH_STATE_UNAVAILABLE;
            }
            camMetadata.update(ANDROID_FLASH_STATE, &fwk_flashState, 1);
        }
    }

    IF_META_AVAILABLE(uint32_t, flashMode, CAM_INTF_META_FLASH_MODE, metadata) {
        int val = lookupFwkName(FLASH_MODES_MAP, METADATA_MAP_SIZE(FLASH_MODES_MAP), *flashMode);
        if (NAME_NOT_FOUND != val) {
            uint8_t fwk_flashMode = (uint8_t)val;
            camMetadata.update(ANDROID_FLASH_MODE, &fwk_flashMode, 1);
        }
    }

    IF_META_AVAILABLE(uint32_t, hotPixelMode, CAM_INTF_META_HOTPIXEL_MODE, metadata) {
        uint8_t fwk_hotPixelMode = (uint8_t) *hotPixelMode;
        camMetadata.update(ANDROID_HOT_PIXEL_MODE, &fwk_hotPixelMode, 1);
    }

    IF_META_AVAILABLE(float, lensAperture, CAM_INTF_META_LENS_APERTURE, metadata) {
        camMetadata.update(ANDROID_LENS_APERTURE , lensAperture, 1);
    }

    IF_META_AVAILABLE(float, filterDensity, CAM_INTF_META_LENS_FILTERDENSITY, metadata) {
        camMetadata.update(ANDROID_LENS_FILTER_DENSITY , filterDensity, 1);
    }

    IF_META_AVAILABLE(float, focalLength, CAM_INTF_META_LENS_FOCAL_LENGTH, metadata) {
        camMetadata.update(ANDROID_LENS_FOCAL_LENGTH, focalLength, 1);
    }

    IF_META_AVAILABLE(uint32_t, opticalStab, CAM_INTF_META_LENS_OPT_STAB_MODE, metadata) {
        uint8_t fwk_opticalStab = (uint8_t) *opticalStab;
        camMetadata.update(ANDROID_LENS_OPTICAL_STABILIZATION_MODE, &fwk_opticalStab, 1);
    }

    IF_META_AVAILABLE(uint32_t, videoStab, CAM_INTF_META_VIDEO_STAB_MODE, metadata) {
        uint8_t fwk_videoStab = (uint8_t) *videoStab;
        LOGD("fwk_videoStab = %d", fwk_videoStab);
        camMetadata.update(ANDROID_CONTROL_VIDEO_STABILIZATION_MODE, &fwk_videoStab, 1);
    } else {
        // Regardless of Video stab supports or not, CTS is expecting the EIS result to be non NULL
        // and so hardcoding the Video Stab result to OFF mode.
        uint8_t fwkVideoStabMode = ANDROID_CONTROL_VIDEO_STABILIZATION_MODE_OFF;
        camMetadata.update(ANDROID_CONTROL_VIDEO_STABILIZATION_MODE, &fwkVideoStabMode, 1);
        LOGD("EIS result default to OFF mode");
    }

    IF_META_AVAILABLE(uint32_t, noiseRedMode, CAM_INTF_META_NOISE_REDUCTION_MODE, metadata) {
        uint8_t fwk_noiseRedMode = (uint8_t) *noiseRedMode;
        camMetadata.update(ANDROID_NOISE_REDUCTION_MODE, &fwk_noiseRedMode, 1);
    }

    IF_META_AVAILABLE(float, effectiveExposureFactor, CAM_INTF_META_EFFECTIVE_EXPOSURE_FACTOR, metadata) {
        camMetadata.update(ANDROID_REPROCESS_EFFECTIVE_EXPOSURE_FACTOR, effectiveExposureFactor, 1);
    }

    IF_META_AVAILABLE(cam_black_level_metadata_t, blackLevelAppliedPattern,
        CAM_INTF_META_BLACK_LEVEL_APPLIED_PATTERN, metadata) {
        float fwk_blackLevelInd[BLACK_LEVEL_PATTERN_CNT];

        adjustBlackLevelForCFA(blackLevelAppliedPattern->cam_black_level, fwk_blackLevelInd,
              gCamCapability[mCameraId]->color_arrangement);

        LOGD("applied dynamicblackLevel in RGGB order = %f %f %f %f",
          blackLevelAppliedPattern->cam_black_level[0],
          blackLevelAppliedPattern->cam_black_level[1],
          blackLevelAppliedPattern->cam_black_level[2],
          blackLevelAppliedPattern->cam_black_level[3]);
        camMetadata.update(QCAMERA3_SENSOR_DYNAMIC_BLACK_LEVEL_PATTERN, fwk_blackLevelInd,
                BLACK_LEVEL_PATTERN_CNT);

#ifndef USE_HAL_3_3
        // Update the ANDROID_SENSOR_DYNAMIC_BLACK_LEVEL
        // Need convert the internal 14 bit depth to sensor 10 bit sensor raw
        // depth space.
        fwk_blackLevelInd[0] /= 16.0;
        fwk_blackLevelInd[1] /= 16.0;
        fwk_blackLevelInd[2] /= 16.0;
        fwk_blackLevelInd[3] /= 16.0;
        camMetadata.update(ANDROID_SENSOR_DYNAMIC_BLACK_LEVEL, fwk_blackLevelInd,
                BLACK_LEVEL_PATTERN_CNT);
#endif
    }

#ifndef USE_HAL_3_3
    // Fixed whitelevel is used by ISP/Sensor
    camMetadata.update(ANDROID_SENSOR_DYNAMIC_WHITE_LEVEL,
            &gCamCapability[mCameraId]->white_level, 1);
#endif

    IF_META_AVAILABLE(cam_crop_region_t, hScalerCropRegion,
            CAM_INTF_META_SCALER_CROP_REGION, metadata) {
        int32_t scalerCropRegion[4];
        scalerCropRegion[0] = hScalerCropRegion->left;
        scalerCropRegion[1] = hScalerCropRegion->top;
        scalerCropRegion[2] = hScalerCropRegion->width;
        scalerCropRegion[3] = hScalerCropRegion->height;

        // Adjust crop region from sensor output coordinate system to active
        // array coordinate system.
        mCropRegionMapper.toActiveArray(scalerCropRegion[0], scalerCropRegion[1],
                scalerCropRegion[2], scalerCropRegion[3]);

        camMetadata.update(ANDROID_SCALER_CROP_REGION, scalerCropRegion, 4);
    }

    IF_META_AVAILABLE(int64_t, sensorExpTime, CAM_INTF_META_SENSOR_EXPOSURE_TIME, metadata) {
        LOGD("sensorExpTime = %lld", *sensorExpTime);
        camMetadata.update(ANDROID_SENSOR_EXPOSURE_TIME , sensorExpTime, 1);
    }

    IF_META_AVAILABLE(int64_t, sensorFameDuration,
            CAM_INTF_META_SENSOR_FRAME_DURATION, metadata) {
        LOGD("sensorFameDuration = %lld", *sensorFameDuration);
        camMetadata.update(ANDROID_SENSOR_FRAME_DURATION, sensorFameDuration, 1);
    }

    IF_META_AVAILABLE(int64_t, sensorRollingShutterSkew,
            CAM_INTF_META_SENSOR_ROLLING_SHUTTER_SKEW, metadata) {
        LOGD("sensorRollingShutterSkew = %lld", *sensorRollingShutterSkew);
        camMetadata.update(ANDROID_SENSOR_ROLLING_SHUTTER_SKEW,
                sensorRollingShutterSkew, 1);
    }

    IF_META_AVAILABLE(int32_t, sensorSensitivity, CAM_INTF_META_SENSOR_SENSITIVITY, metadata) {
        LOGD("sensorSensitivity = %d", *sensorSensitivity);
        camMetadata.update(ANDROID_SENSOR_SENSITIVITY, sensorSensitivity, 1);

        //calculate the noise profile based on sensitivity
        double noise_profile_S = computeNoiseModelEntryS(*sensorSensitivity);
        double noise_profile_O = computeNoiseModelEntryO(*sensorSensitivity);
        double noise_profile[2 * gCamCapability[mCameraId]->num_color_channels];
        for (int i = 0; i < 2 * gCamCapability[mCameraId]->num_color_channels; i += 2) {
            noise_profile[i]   = noise_profile_S;
            noise_profile[i+1] = noise_profile_O;
        }
        LOGD("noise model entry (S, O) is (%f, %f)",
                noise_profile_S, noise_profile_O);
        camMetadata.update(ANDROID_SENSOR_NOISE_PROFILE, noise_profile,
                (size_t) (2 * gCamCapability[mCameraId]->num_color_channels));
    }

#ifndef USE_HAL_3_3
    int32_t fwk_ispSensitivity = 100;
    IF_META_AVAILABLE(int32_t, ispSensitivity, CAM_INTF_META_ISP_SENSITIVITY, metadata) {
        fwk_ispSensitivity = (int32_t) *ispSensitivity;
    }
    IF_META_AVAILABLE(float, postStatsSensitivity, CAM_INTF_META_ISP_POST_STATS_SENSITIVITY, metadata) {
        fwk_ispSensitivity = (int32_t) (*postStatsSensitivity * fwk_ispSensitivity);
    }
    camMetadata.update(ANDROID_CONTROL_POST_RAW_SENSITIVITY_BOOST, &fwk_ispSensitivity, 1);
#endif

    IF_META_AVAILABLE(uint32_t, shadingMode, CAM_INTF_META_SHADING_MODE, metadata) {
        uint8_t fwk_shadingMode = (uint8_t) *shadingMode;
        camMetadata.update(ANDROID_SHADING_MODE, &fwk_shadingMode, 1);
    }

    IF_META_AVAILABLE(uint32_t, faceDetectMode, CAM_INTF_META_STATS_FACEDETECT_MODE, metadata) {
        int val = lookupFwkName(FACEDETECT_MODES_MAP, METADATA_MAP_SIZE(FACEDETECT_MODES_MAP),
                *faceDetectMode);
        if (NAME_NOT_FOUND != val) {
            uint8_t fwk_faceDetectMode = (uint8_t)val;
            camMetadata.update(ANDROID_STATISTICS_FACE_DETECT_MODE, &fwk_faceDetectMode, 1);

            if (fwk_faceDetectMode != ANDROID_STATISTICS_FACE_DETECT_MODE_OFF) {
                IF_META_AVAILABLE(cam_face_detection_data_t, faceDetectionInfo,
                        CAM_INTF_META_FACE_DETECTION, metadata) {
                    uint8_t numFaces = MIN(
                            faceDetectionInfo->num_faces_detected, MAX_ROI);
                    int32_t faceIds[MAX_ROI];
                    uint8_t faceScores[MAX_ROI];
                    int32_t faceRectangles[MAX_ROI * 4];
                    int32_t faceLandmarks[MAX_ROI * 6];
                    size_t j = 0, k = 0;

                    for (size_t i = 0; i < numFaces; i++) {
                        faceScores[i] = (uint8_t)faceDetectionInfo->faces[i].score;
                        // Adjust crop region from sensor output coordinate system to active
                        // array coordinate system.
                        cam_rect_t& rect = faceDetectionInfo->faces[i].face_boundary;
                        mCropRegionMapper.toActiveArray(rect.left, rect.top,
                                rect.width, rect.height);

                        convertToRegions(faceDetectionInfo->faces[i].face_boundary,
                                faceRectangles+j, -1);

                        LOGL("FD_DEBUG : Frame[%d] Face[%d] : top-left (%d, %d), "
                                "bottom-right (%d, %d)",
                                faceDetectionInfo->frame_id, i,
                                faceRectangles[j + FACE_LEFT], faceRectangles[j + FACE_TOP],
                                faceRectangles[j + FACE_RIGHT], faceRectangles[j + FACE_BOTTOM]);

                        j+= 4;
                    }
                    if (numFaces <= 0) {
                        memset(faceIds, 0, sizeof(int32_t) * MAX_ROI);
                        memset(faceScores, 0, sizeof(uint8_t) * MAX_ROI);
                        memset(faceRectangles, 0, sizeof(int32_t) * MAX_ROI * 4);
                        memset(faceLandmarks, 0, sizeof(int32_t) * MAX_ROI * 6);
                    }

                    camMetadata.update(ANDROID_STATISTICS_FACE_SCORES, faceScores,
                            numFaces);
                    camMetadata.update(ANDROID_STATISTICS_FACE_RECTANGLES,
                            faceRectangles, numFaces * 4U);
                    if (fwk_faceDetectMode ==
                            ANDROID_STATISTICS_FACE_DETECT_MODE_FULL) {
                        IF_META_AVAILABLE(cam_face_landmarks_data_t, landmarks,
                                CAM_INTF_META_FACE_LANDMARK, metadata) {

                            for (size_t i = 0; i < numFaces; i++) {
                                // Map the co-ordinate sensor output coordinate system to active
                                // array coordinate system.
                                mCropRegionMapper.toActiveArray(
                                        landmarks->face_landmarks[i].left_eye_center.x,
                                        landmarks->face_landmarks[i].left_eye_center.y);
                                mCropRegionMapper.toActiveArray(
                                        landmarks->face_landmarks[i].right_eye_center.x,
                                        landmarks->face_landmarks[i].right_eye_center.y);
                                mCropRegionMapper.toActiveArray(
                                        landmarks->face_landmarks[i].mouth_center.x,
                                        landmarks->face_landmarks[i].mouth_center.y);

                                convertLandmarks(landmarks->face_landmarks[i], faceLandmarks+k);

                                LOGL("FD_DEBUG LANDMARK : Frame[%d] Face[%d] : "
                                        "left-eye (%d, %d), right-eye (%d, %d), mouth (%d, %d)",
                                        faceDetectionInfo->frame_id, i,
                                        faceLandmarks[k + LEFT_EYE_X],
                                        faceLandmarks[k + LEFT_EYE_Y],
                                        faceLandmarks[k + RIGHT_EYE_X],
                                        faceLandmarks[k + RIGHT_EYE_Y],
                                        faceLandmarks[k + MOUTH_X],
                                        faceLandmarks[k + MOUTH_Y]);

                                k+= TOTAL_LANDMARK_INDICES;
                            }
                        } else {
                            for (size_t i = 0; i < numFaces; i++) {
                                setInvalidLandmarks(faceLandmarks+k);
                                k+= TOTAL_LANDMARK_INDICES;
                            }
                        }

                        for (size_t i = 0; i < numFaces; i++) {
                            faceIds[i] = faceDetectionInfo->faces[i].face_id;

                            LOGL("FD_DEBUG LANDMARK : Frame[%d] : Face[%d] : faceIds=%d",
                                    faceDetectionInfo->frame_id, i, faceIds[i]);
                        }

                        camMetadata.update(ANDROID_STATISTICS_FACE_IDS, faceIds, numFaces);
                        camMetadata.update(ANDROID_STATISTICS_FACE_LANDMARKS,
                                faceLandmarks, numFaces * 6U);
                    }
                    IF_META_AVAILABLE(cam_face_blink_data_t, blinks,
                            CAM_INTF_META_FACE_BLINK, metadata) {
                        uint8_t detected[MAX_ROI];
                        uint8_t degree[MAX_ROI * 2];
                        for (size_t i = 0; i < numFaces; i++) {
                            detected[i] = blinks->blink[i].blink_detected;
                            degree[2 * i] = blinks->blink[i].left_blink;
                            degree[2 * i + 1] = blinks->blink[i].right_blink;

                            LOGL("FD_DEBUG LANDMARK : Frame[%d] : Face[%d] : "
                                    "blink_detected=%d, leye_blink=%d, reye_blink=%d",
                                    faceDetectionInfo->frame_id, i, detected[i], degree[2 * i],
                                    degree[2 * i + 1]);
                        }
                        camMetadata.update(QCAMERA3_STATS_BLINK_DETECTED,
                                detected, numFaces);
                        camMetadata.update(QCAMERA3_STATS_BLINK_DEGREE,
                                degree, numFaces * 2);
                    }
                    IF_META_AVAILABLE(cam_face_smile_data_t, smiles,
                            CAM_INTF_META_FACE_SMILE, metadata) {
                        uint8_t degree[MAX_ROI];
                        uint8_t confidence[MAX_ROI];
                        for (size_t i = 0; i < numFaces; i++) {
                            degree[i] = smiles->smile[i].smile_degree;
                            confidence[i] = smiles->smile[i].smile_confidence;

                            LOGL("FD_DEBUG LANDMARK : Frame[%d] : Face[%d] : "
                                    "smile_degree=%d, smile_score=%d",
                                    faceDetectionInfo->frame_id, i, degree[i], confidence[i]);
                        }
                        camMetadata.update(QCAMERA3_STATS_SMILE_DEGREE,
                                degree, numFaces);
                        camMetadata.update(QCAMERA3_STATS_SMILE_CONFIDENCE,
                                confidence, numFaces);
                    }
                    IF_META_AVAILABLE(cam_face_gaze_data_t, gazes,
                            CAM_INTF_META_FACE_GAZE, metadata) {
                        int8_t angle[MAX_ROI];
                        int32_t direction[MAX_ROI * 3];
                        int8_t degree[MAX_ROI * 2];
                        for (size_t i = 0; i < numFaces; i++) {
                            angle[i] = gazes->gaze[i].gaze_angle;
                            direction[3 * i] = gazes->gaze[i].updown_dir;
                            direction[3 * i + 1] = gazes->gaze[i].leftright_dir;
                            direction[3 * i + 2] = gazes->gaze[i].roll_dir;
                            degree[2 * i] = gazes->gaze[i].left_right_gaze;
                            degree[2 * i + 1] = gazes->gaze[i].top_bottom_gaze;

                            LOGL("FD_DEBUG LANDMARK : Frame[%d] : Face[%d] : gaze_angle=%d, "
                                    "updown_dir=%d, leftright_dir=%d,, roll_dir=%d, "
                                    "left_right_gaze=%d, top_bottom_gaze=%d",
                                    faceDetectionInfo->frame_id, i, angle[i],
                                    direction[3 * i], direction[3 * i + 1],
                                    direction[3 * i + 2],
                                    degree[2 * i], degree[2 * i + 1]);
                        }
                        camMetadata.update(QCAMERA3_STATS_GAZE_ANGLE,
                                (uint8_t *)angle, numFaces);
                        camMetadata.update(QCAMERA3_STATS_GAZE_DIRECTION,
                                direction, numFaces * 3);
                        camMetadata.update(QCAMERA3_STATS_GAZE_DEGREE,
                                (uint8_t *)degree, numFaces * 2);
                    }
                }
            }
        }
    }

    IF_META_AVAILABLE(uint32_t, histogramMode, CAM_INTF_META_STATS_HISTOGRAM_MODE, metadata) {
        uint8_t fwk_histogramMode = (uint8_t) *histogramMode;
        int32_t histogramBins = 0;
        camMetadata.update(QCAMERA3_HISTOGRAM_MODE, &fwk_histogramMode, 1);
        camMetadata.update(NEXUS_EXPERIMENTAL_2017_HISTOGRAM_ENABLE, &fwk_histogramMode, 1);

        IF_META_AVAILABLE(int32_t, histBins, CAM_INTF_META_STATS_HISTOGRAM_BINS, metadata) {
            histogramBins = *histBins;
            camMetadata.update(NEXUS_EXPERIMENTAL_2017_HISTOGRAM_BINS, &histogramBins, 1);
        }

        if (fwk_histogramMode == QCAMERA3_HISTOGRAM_MODE_ON && histogramBins > 0) {
            IF_META_AVAILABLE(cam_hist_stats_t, stats_data, CAM_INTF_META_HISTOGRAM, metadata) {
                // process histogram statistics info
                int32_t* histogramData = NULL;

                switch (stats_data->type) {
                case CAM_HISTOGRAM_TYPE_BAYER:
                    switch (stats_data->bayer_stats.data_type) {
                        case CAM_STATS_CHANNEL_GR:
                          histogramData = (int32_t *)stats_data->bayer_stats.gr_stats.hist_buf;
                          break;
                        case CAM_STATS_CHANNEL_GB:
                          histogramData = (int32_t *)stats_data->bayer_stats.gb_stats.hist_buf;
                          break;
                        case CAM_STATS_CHANNEL_B:
                          histogramData = (int32_t *)stats_data->bayer_stats.b_stats.hist_buf;
                          break;
                        case CAM_STATS_CHANNEL_Y:
                        case CAM_STATS_CHANNEL_ALL:
                        case CAM_STATS_CHANNEL_R:
                        default:
                          histogramData = (int32_t *)stats_data->bayer_stats.r_stats.hist_buf;
                          break;
                    }
                    break;
                case CAM_HISTOGRAM_TYPE_YUV:
                    histogramData = (int32_t *)stats_data->yuv_stats.hist_buf;
                    break;
                }

                camMetadata.update(NEXUS_EXPERIMENTAL_2017_HISTOGRAM, histogramData, histogramBins);
            }
        }
    }

    IF_META_AVAILABLE(uint32_t, sharpnessMapMode,
            CAM_INTF_META_STATS_SHARPNESS_MAP_MODE, metadata) {
        uint8_t fwk_sharpnessMapMode = (uint8_t) *sharpnessMapMode;
        camMetadata.update(ANDROID_STATISTICS_SHARPNESS_MAP_MODE, &fwk_sharpnessMapMode, 1);
    }

    IF_META_AVAILABLE(cam_sharpness_map_t, sharpnessMap,
            CAM_INTF_META_STATS_SHARPNESS_MAP, metadata) {
        camMetadata.update(ANDROID_STATISTICS_SHARPNESS_MAP, (int32_t *)sharpnessMap->sharpness,
                CAM_MAX_MAP_WIDTH * CAM_MAX_MAP_HEIGHT * 3);
    }

    IF_META_AVAILABLE(cam_lens_shading_map_t, lensShadingMap,
            CAM_INTF_META_LENS_SHADING_MAP, metadata) {
        size_t map_height = MIN((size_t)gCamCapability[mCameraId]->lens_shading_map_size.height,
                CAM_MAX_SHADING_MAP_HEIGHT);
        size_t map_width = MIN((size_t)gCamCapability[mCameraId]->lens_shading_map_size.width,
                CAM_MAX_SHADING_MAP_WIDTH);
        camMetadata.update(ANDROID_STATISTICS_LENS_SHADING_MAP,
                lensShadingMap->lens_shading, 4U * map_width * map_height);
    }

    IF_META_AVAILABLE(uint32_t, toneMapMode, CAM_INTF_META_TONEMAP_MODE, metadata) {
        uint8_t fwk_toneMapMode = (uint8_t) *toneMapMode;
        camMetadata.update(ANDROID_TONEMAP_MODE, &fwk_toneMapMode, 1);
    }

    IF_META_AVAILABLE(cam_rgb_tonemap_curves, tonemap, CAM_INTF_META_TONEMAP_CURVES, metadata) {
        //Populate CAM_INTF_META_TONEMAP_CURVES
        /* ch0 = G, ch 1 = B, ch 2 = R*/
        if (tonemap->tonemap_points_cnt > CAM_MAX_TONEMAP_CURVE_SIZE) {
            LOGE("Fatal: tonemap_points_cnt %d exceeds max value of %d",
                     tonemap->tonemap_points_cnt,
                    CAM_MAX_TONEMAP_CURVE_SIZE);
            tonemap->tonemap_points_cnt = CAM_MAX_TONEMAP_CURVE_SIZE;
        }

        camMetadata.update(ANDROID_TONEMAP_CURVE_GREEN,
                        &tonemap->curves[0].tonemap_points[0][0],
                        tonemap->tonemap_points_cnt * 2);

        camMetadata.update(ANDROID_TONEMAP_CURVE_BLUE,
                        &tonemap->curves[1].tonemap_points[0][0],
                        tonemap->tonemap_points_cnt * 2);

        camMetadata.update(ANDROID_TONEMAP_CURVE_RED,
                        &tonemap->curves[2].tonemap_points[0][0],
                        tonemap->tonemap_points_cnt * 2);
    }

    IF_META_AVAILABLE(cam_color_correct_gains_t, colorCorrectionGains,
            CAM_INTF_META_COLOR_CORRECT_GAINS, metadata) {
        camMetadata.update(ANDROID_COLOR_CORRECTION_GAINS, colorCorrectionGains->gains,
                CC_GAIN_MAX);
    }

    IF_META_AVAILABLE(cam_color_correct_matrix_t, colorCorrectionMatrix,
            CAM_INTF_META_COLOR_CORRECT_TRANSFORM, metadata) {
        camMetadata.update(ANDROID_COLOR_CORRECTION_TRANSFORM,
                (camera_metadata_rational_t *)(void *)colorCorrectionMatrix->transform_matrix,
                CC_MATRIX_COLS * CC_MATRIX_ROWS);
    }

    IF_META_AVAILABLE(cam_profile_tone_curve, toneCurve,
            CAM_INTF_META_PROFILE_TONE_CURVE, metadata) {
        if (toneCurve->tonemap_points_cnt > CAM_MAX_TONEMAP_CURVE_SIZE) {
            LOGE("Fatal: tonemap_points_cnt %d exceeds max value of %d",
                     toneCurve->tonemap_points_cnt,
                    CAM_MAX_TONEMAP_CURVE_SIZE);
            toneCurve->tonemap_points_cnt = CAM_MAX_TONEMAP_CURVE_SIZE;
        }
        camMetadata.update(ANDROID_SENSOR_PROFILE_TONE_CURVE,
                (float*)toneCurve->curve.tonemap_points,
                toneCurve->tonemap_points_cnt * 2);
    }

    IF_META_AVAILABLE(cam_color_correct_gains_t, predColorCorrectionGains,
            CAM_INTF_META_PRED_COLOR_CORRECT_GAINS, metadata) {
        camMetadata.update(ANDROID_STATISTICS_PREDICTED_COLOR_GAINS,
                predColorCorrectionGains->gains, 4);
    }

    IF_META_AVAILABLE(cam_color_correct_matrix_t, predColorCorrectionMatrix,
            CAM_INTF_META_PRED_COLOR_CORRECT_TRANSFORM, metadata) {
        camMetadata.update(ANDROID_STATISTICS_PREDICTED_COLOR_TRANSFORM,
                (camera_metadata_rational_t *)(void *)predColorCorrectionMatrix->transform_matrix,
                CC_MATRIX_ROWS * CC_MATRIX_COLS);
    }

    IF_META_AVAILABLE(float, otpWbGrGb, CAM_INTF_META_OTP_WB_GRGB, metadata) {
        camMetadata.update(ANDROID_SENSOR_GREEN_SPLIT, otpWbGrGb, 1);
    }

    IF_META_AVAILABLE(uint32_t, blackLevelLock, CAM_INTF_META_BLACK_LEVEL_LOCK, metadata) {
        uint8_t fwk_blackLevelLock = (uint8_t) *blackLevelLock;
        camMetadata.update(ANDROID_BLACK_LEVEL_LOCK, &fwk_blackLevelLock, 1);
    }

    IF_META_AVAILABLE(uint32_t, sceneFlicker, CAM_INTF_META_SCENE_FLICKER, metadata) {
        uint8_t fwk_sceneFlicker = (uint8_t) *sceneFlicker;
        camMetadata.update(ANDROID_STATISTICS_SCENE_FLICKER, &fwk_sceneFlicker, 1);
    }

    IF_META_AVAILABLE(uint32_t, effectMode, CAM_INTF_PARM_EFFECT, metadata) {
        int val = lookupFwkName(EFFECT_MODES_MAP, METADATA_MAP_SIZE(EFFECT_MODES_MAP),
                *effectMode);
        if (NAME_NOT_FOUND != val) {
            uint8_t fwk_effectMode = (uint8_t)val;
            camMetadata.update(ANDROID_CONTROL_EFFECT_MODE, &fwk_effectMode, 1);
        }
    }

    IF_META_AVAILABLE(cam_test_pattern_data_t, testPatternData,
            CAM_INTF_META_TEST_PATTERN_DATA, metadata) {
        int32_t fwk_testPatternMode = lookupFwkName(TEST_PATTERN_MAP,
                METADATA_MAP_SIZE(TEST_PATTERN_MAP), testPatternData->mode);
        if (NAME_NOT_FOUND != fwk_testPatternMode) {
            camMetadata.update(ANDROID_SENSOR_TEST_PATTERN_MODE, &fwk_testPatternMode, 1);
        }
        int32_t fwk_testPatternData[4];
        fwk_testPatternData[0] = testPatternData->r;
        fwk_testPatternData[3] = testPatternData->b;
        switch (gCamCapability[mCameraId]->color_arrangement) {
        case CAM_FILTER_ARRANGEMENT_RGGB:
        case CAM_FILTER_ARRANGEMENT_GRBG:
            fwk_testPatternData[1] = testPatternData->gr;
            fwk_testPatternData[2] = testPatternData->gb;
            break;
        case CAM_FILTER_ARRANGEMENT_GBRG:
        case CAM_FILTER_ARRANGEMENT_BGGR:
            fwk_testPatternData[2] = testPatternData->gr;
            fwk_testPatternData[1] = testPatternData->gb;
            break;
        default:
            LOGE("color arrangement %d is not supported",
                gCamCapability[mCameraId]->color_arrangement);
            break;
        }
        camMetadata.update(ANDROID_SENSOR_TEST_PATTERN_DATA, fwk_testPatternData, 4);
    }

    IF_META_AVAILABLE(double, gps_coords, CAM_INTF_META_JPEG_GPS_COORDINATES, metadata) {
        camMetadata.update(ANDROID_JPEG_GPS_COORDINATES, gps_coords, 3);
    }

    IF_META_AVAILABLE(uint8_t, gps_methods, CAM_INTF_META_JPEG_GPS_PROC_METHODS, metadata) {
        String8 str((const char *)gps_methods);
        camMetadata.update(ANDROID_JPEG_GPS_PROCESSING_METHOD, str);
    }

    IF_META_AVAILABLE(int64_t, gps_timestamp, CAM_INTF_META_JPEG_GPS_TIMESTAMP, metadata) {
        camMetadata.update(ANDROID_JPEG_GPS_TIMESTAMP, gps_timestamp, 1);
    }

    IF_META_AVAILABLE(int32_t, jpeg_orientation, CAM_INTF_META_JPEG_ORIENTATION, metadata) {
        camMetadata.update(ANDROID_JPEG_ORIENTATION, jpeg_orientation, 1);
    }

    IF_META_AVAILABLE(uint32_t, jpeg_quality, CAM_INTF_META_JPEG_QUALITY, metadata) {
        uint8_t fwk_jpeg_quality = (uint8_t) *jpeg_quality;
        camMetadata.update(ANDROID_JPEG_QUALITY, &fwk_jpeg_quality, 1);
    }

    IF_META_AVAILABLE(uint32_t, thumb_quality, CAM_INTF_META_JPEG_THUMB_QUALITY, metadata) {
        uint8_t fwk_thumb_quality = (uint8_t) *thumb_quality;
        camMetadata.update(ANDROID_JPEG_THUMBNAIL_QUALITY, &fwk_thumb_quality, 1);
    }

    IF_META_AVAILABLE(cam_dimension_t, thumb_size, CAM_INTF_META_JPEG_THUMB_SIZE, metadata) {
        int32_t fwk_thumb_size[2];
        fwk_thumb_size[0] = thumb_size->width;
        fwk_thumb_size[1] = thumb_size->height;
        camMetadata.update(ANDROID_JPEG_THUMBNAIL_SIZE, fwk_thumb_size, 2);
    }

    // Skip reprocess metadata if there is no input stream.
    if (mInputStreamInfo.dim.width > 0 && mInputStreamInfo.dim.height > 0) {
        IF_META_AVAILABLE(int32_t, privateData, CAM_INTF_META_PRIVATE_DATA, metadata) {
            camMetadata.update(QCAMERA3_PRIVATEDATA_REPROCESS,
                    privateData,
                    MAX_METADATA_PRIVATE_PAYLOAD_SIZE_IN_BYTES / sizeof(int32_t));
        }
    }

    IF_META_AVAILABLE(int32_t, meteringMode, CAM_INTF_PARM_AEC_ALGO_TYPE, metadata) {
        camMetadata.update(QCAMERA3_EXPOSURE_METER,
                meteringMode, 1);
    }

    IF_META_AVAILABLE(cam_asd_hdr_scene_data_t, hdr_scene_data,
            CAM_INTF_META_ASD_HDR_SCENE_DATA, metadata) {
        LOGD("hdr_scene_data: %d %f\n",
                hdr_scene_data->is_hdr_scene, hdr_scene_data->hdr_confidence);
        uint8_t isHdr = hdr_scene_data->is_hdr_scene;
        float isHdrConfidence = hdr_scene_data->hdr_confidence;
        camMetadata.update(QCAMERA3_STATS_IS_HDR_SCENE,
                           &isHdr, 1);
        camMetadata.update(QCAMERA3_STATS_IS_HDR_SCENE_CONFIDENCE,
                           &isHdrConfidence, 1);
    }



    if (metadata->is_tuning_params_valid) {
        uint8_t tuning_meta_data_blob[sizeof(tuning_params_t)];
        uint8_t *data = (uint8_t *)&tuning_meta_data_blob[0];
        metadata->tuning_params.tuning_data_version = TUNING_DATA_VERSION;


        memcpy(data, ((uint8_t *)&metadata->tuning_params.tuning_data_version),
                sizeof(uint32_t));
        data += sizeof(uint32_t);

        memcpy(data, ((uint8_t *)&metadata->tuning_params.tuning_sensor_data_size),
                sizeof(uint32_t));
        LOGD("tuning_sensor_data_size %d",(int)(*(int *)data));
        data += sizeof(uint32_t);

        memcpy(data, ((uint8_t *)&metadata->tuning_params.tuning_vfe_data_size),
                sizeof(uint32_t));
        LOGD("tuning_vfe_data_size %d",(int)(*(int *)data));
        data += sizeof(uint32_t);

        memcpy(data, ((uint8_t *)&metadata->tuning_params.tuning_cpp_data_size),
                sizeof(uint32_t));
        LOGD("tuning_cpp_data_size %d",(int)(*(int *)data));
        data += sizeof(uint32_t);

        memcpy(data, ((uint8_t *)&metadata->tuning_params.tuning_cac_data_size),
                sizeof(uint32_t));
        LOGD("tuning_cac_data_size %d",(int)(*(int *)data));
        data += sizeof(uint32_t);

        metadata->tuning_params.tuning_mod3_data_size = 0;
        memcpy(data, ((uint8_t *)&metadata->tuning_params.tuning_mod3_data_size),
                sizeof(uint32_t));
        LOGD("tuning_mod3_data_size %d",(int)(*(int *)data));
        data += sizeof(uint32_t);

        size_t count = MIN(metadata->tuning_params.tuning_sensor_data_size,
                TUNING_SENSOR_DATA_MAX);
        memcpy(data, ((uint8_t *)&metadata->tuning_params.data),
                count);
        data += count;

        count = MIN(metadata->tuning_params.tuning_vfe_data_size,
                TUNING_VFE_DATA_MAX);
        memcpy(data, ((uint8_t *)&metadata->tuning_params.data[TUNING_VFE_DATA_OFFSET]),
                count);
        data += count;

        count = MIN(metadata->tuning_params.tuning_cpp_data_size,
                TUNING_CPP_DATA_MAX);
        memcpy(data, ((uint8_t *)&metadata->tuning_params.data[TUNING_CPP_DATA_OFFSET]),
                count);
        data += count;

        count = MIN(metadata->tuning_params.tuning_cac_data_size,
                TUNING_CAC_DATA_MAX);
        memcpy(data, ((uint8_t *)&metadata->tuning_params.data[TUNING_CAC_DATA_OFFSET]),
                count);
        data += count;

        camMetadata.update(QCAMERA3_TUNING_META_DATA_BLOB,
                (int32_t *)(void *)tuning_meta_data_blob,
                (size_t)(data-tuning_meta_data_blob) / sizeof(uint32_t));
    }

    IF_META_AVAILABLE(cam_neutral_col_point_t, neuColPoint,
            CAM_INTF_META_NEUTRAL_COL_POINT, metadata) {
        camMetadata.update(ANDROID_SENSOR_NEUTRAL_COLOR_POINT,
                (camera_metadata_rational_t *)(void *)neuColPoint->neutral_col_point,
                NEUTRAL_COL_POINTS);
    }

    IF_META_AVAILABLE(uint32_t, shadingMapMode, CAM_INTF_META_LENS_SHADING_MAP_MODE, metadata) {
        uint8_t fwk_shadingMapMode = (uint8_t) *shadingMapMode;
        camMetadata.update(ANDROID_STATISTICS_LENS_SHADING_MAP_MODE, &fwk_shadingMapMode, 1);
    }

    IF_META_AVAILABLE(cam_area_t, hAeRegions, CAM_INTF_META_AEC_ROI, metadata) {
        int32_t aeRegions[REGIONS_TUPLE_COUNT];
        // Adjust crop region from sensor output coordinate system to active
        // array coordinate system.
        mCropRegionMapper.toActiveArray(hAeRegions->rect.left, hAeRegions->rect.top,
                hAeRegions->rect.width, hAeRegions->rect.height);

        convertToRegions(hAeRegions->rect, aeRegions, hAeRegions->weight);
        camMetadata.update(ANDROID_CONTROL_AE_REGIONS, aeRegions,
                REGIONS_TUPLE_COUNT);
        LOGD("Metadata : ANDROID_CONTROL_AE_REGIONS: FWK: [%d,%d,%d,%d] HAL: [%d,%d,%d,%d]",
                 aeRegions[0], aeRegions[1], aeRegions[2], aeRegions[3],
                hAeRegions->rect.left, hAeRegions->rect.top, hAeRegions->rect.width,
                hAeRegions->rect.height);
    }

    if (!pendingRequest.focusStateSent) {
        if (pendingRequest.focusStateValid) {
            camMetadata.update(ANDROID_CONTROL_AF_STATE, &pendingRequest.focusState, 1);
            LOGD("Metadata : ANDROID_CONTROL_AF_STATE %u", pendingRequest.focusState);
        } else {
            IF_META_AVAILABLE(uint32_t, afState, CAM_INTF_META_AF_STATE, metadata) {
                uint8_t fwk_afState = (uint8_t) *afState;
                camMetadata.update(ANDROID_CONTROL_AF_STATE, &fwk_afState, 1);
                LOGD("Metadata : ANDROID_CONTROL_AF_STATE %u", *afState);
            }
        }
    }

    IF_META_AVAILABLE(float, focusDistance, CAM_INTF_META_LENS_FOCUS_DISTANCE, metadata) {
        camMetadata.update(ANDROID_LENS_FOCUS_DISTANCE , focusDistance, 1);
    }

    IF_META_AVAILABLE(float, focusRange, CAM_INTF_META_LENS_FOCUS_RANGE, metadata) {
        camMetadata.update(ANDROID_LENS_FOCUS_RANGE , focusRange, 2);
    }

    IF_META_AVAILABLE(cam_af_lens_state_t, lensState, CAM_INTF_META_LENS_STATE, metadata) {
        uint8_t fwk_lensState = *lensState;
        camMetadata.update(ANDROID_LENS_STATE , &fwk_lensState, 1);
    }

    IF_META_AVAILABLE(uint32_t, hal_ab_mode, CAM_INTF_PARM_ANTIBANDING, metadata) {
        uint32_t ab_mode = *hal_ab_mode;
        if (ab_mode == CAM_ANTIBANDING_MODE_AUTO_60HZ ||
                ab_mode == CAM_ANTIBANDING_MODE_AUTO_50HZ) {
              ab_mode = CAM_ANTIBANDING_MODE_AUTO;
        }
        int val = lookupFwkName(ANTIBANDING_MODES_MAP, METADATA_MAP_SIZE(ANTIBANDING_MODES_MAP),
                ab_mode);
        if (NAME_NOT_FOUND != val) {
            uint8_t fwk_ab_mode = (uint8_t)val;
            camMetadata.update(ANDROID_CONTROL_AE_ANTIBANDING_MODE, &fwk_ab_mode, 1);
        }
    }

    IF_META_AVAILABLE(uint32_t, bestshotMode, CAM_INTF_PARM_BESTSHOT_MODE, metadata) {
        int val = lookupFwkName(SCENE_MODES_MAP,
                METADATA_MAP_SIZE(SCENE_MODES_MAP), *bestshotMode);
        if (NAME_NOT_FOUND != val) {
            uint8_t fwkBestshotMode = (uint8_t)val;
            camMetadata.update(ANDROID_CONTROL_SCENE_MODE, &fwkBestshotMode, 1);
            LOGD("Metadata : ANDROID_CONTROL_SCENE_MODE");
        } else {
            LOGH("Metadata not found : ANDROID_CONTROL_SCENE_MODE");
        }
    }

    IF_META_AVAILABLE(uint32_t, mode, CAM_INTF_META_MODE, metadata) {
         uint8_t fwk_mode = (uint8_t) *mode;
         camMetadata.update(ANDROID_CONTROL_MODE, &fwk_mode, 1);
    }

    /* Constant metadata values to be update*/
    uint8_t hotPixelModeFast = ANDROID_HOT_PIXEL_MODE_FAST;
    camMetadata.update(ANDROID_HOT_PIXEL_MODE, &hotPixelModeFast, 1);

    uint8_t hotPixelMapMode = ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE_OFF;
    camMetadata.update(ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE, &hotPixelMapMode, 1);

    int32_t hotPixelMap[2];
    camMetadata.update(ANDROID_STATISTICS_HOT_PIXEL_MAP, &hotPixelMap[0], 0);

    // CDS
    IF_META_AVAILABLE(int32_t, cds, CAM_INTF_PARM_CDS_MODE, metadata) {
        camMetadata.update(QCAMERA3_CDS_MODE, cds, 1);
    }

    IF_META_AVAILABLE(cam_sensor_hdr_type_t, vhdr, CAM_INTF_PARM_SENSOR_HDR, metadata) {
        int32_t fwk_hdr;
        int8_t curr_hdr_state = ((mCurrFeatureState & CAM_QCOM_FEATURE_STAGGERED_VIDEO_HDR) != 0);
        if(*vhdr == CAM_SENSOR_HDR_OFF) {
            fwk_hdr = QCAMERA3_VIDEO_HDR_MODE_OFF;
        } else {
            fwk_hdr = QCAMERA3_VIDEO_HDR_MODE_ON;
        }

        if(fwk_hdr != curr_hdr_state) {
           LOGH("PROFILE_META_HDR_TOGGLED value=%d", fwk_hdr);
           if(fwk_hdr)
              mCurrFeatureState |= CAM_QCOM_FEATURE_STAGGERED_VIDEO_HDR;
           else
              mCurrFeatureState &= ~CAM_QCOM_FEATURE_STAGGERED_VIDEO_HDR;
        }
        camMetadata.update(QCAMERA3_VIDEO_HDR_MODE, &fwk_hdr, 1);
    }

    //binning correction
    IF_META_AVAILABLE(cam_binning_correction_mode_t, bin_correction,
            CAM_INTF_META_BINNING_CORRECTION_MODE, metadata) {
        int32_t fwk_bin_mode = (int32_t) *bin_correction;
        camMetadata.update(QCAMERA3_BINNING_CORRECTION_MODE, &fwk_bin_mode, 1);
    }

    IF_META_AVAILABLE(cam_ir_mode_type_t, ir, CAM_INTF_META_IR_MODE, metadata) {
        int32_t fwk_ir = (int32_t) *ir;
        int8_t curr_ir_state = ((mCurrFeatureState & CAM_QCOM_FEATURE_IR ) != 0);
        int8_t is_ir_on = 0;

        (fwk_ir > 0) ? (is_ir_on = 1) : (is_ir_on = 0) ;
        if(is_ir_on != curr_ir_state) {
           LOGH("PROFILE_META_IR_TOGGLED value=%d", fwk_ir);
           if(is_ir_on)
              mCurrFeatureState |= CAM_QCOM_FEATURE_IR;
           else
              mCurrFeatureState &= ~CAM_QCOM_FEATURE_IR;
        }
        camMetadata.update(QCAMERA3_IR_MODE, &fwk_ir, 1);
    }

    // AEC SPEED
    IF_META_AVAILABLE(float, aec, CAM_INTF_META_AEC_CONVERGENCE_SPEED, metadata) {
        camMetadata.update(QCAMERA3_AEC_CONVERGENCE_SPEED, aec, 1);
    }

    // AWB SPEED
    IF_META_AVAILABLE(float, awb, CAM_INTF_META_AWB_CONVERGENCE_SPEED, metadata) {
        camMetadata.update(QCAMERA3_AWB_CONVERGENCE_SPEED, awb, 1);
    }

    // TNR
    IF_META_AVAILABLE(cam_denoise_param_t, tnr, CAM_INTF_PARM_TEMPORAL_DENOISE, metadata) {
        uint8_t tnr_enable       = tnr->denoise_enable;
        int32_t tnr_process_type = (int32_t)tnr->process_plates;
        int8_t curr_tnr_state = ((mCurrFeatureState & CAM_QTI_FEATURE_SW_TNR) != 0) ;
        int8_t is_tnr_on = 0;

        (tnr_enable > 0) ? (is_tnr_on = 1) : (is_tnr_on = 0);
        if(is_tnr_on != curr_tnr_state) {
           LOGH("PROFILE_META_TNR_TOGGLED value=%d", tnr_enable);
           if(is_tnr_on)
              mCurrFeatureState |= CAM_QTI_FEATURE_SW_TNR;
           else
              mCurrFeatureState &= ~CAM_QTI_FEATURE_SW_TNR;
        }

        camMetadata.update(QCAMERA3_TEMPORAL_DENOISE_ENABLE, &tnr_enable, 1);
        camMetadata.update(QCAMERA3_TEMPORAL_DENOISE_PROCESS_TYPE, &tnr_process_type, 1);
    }

    // Reprocess crop data
    IF_META_AVAILABLE(cam_crop_data_t, crop_data, CAM_INTF_META_CROP_DATA, metadata) {
        uint8_t cnt = crop_data->num_of_streams;
        if ( (0 >= cnt) || (cnt > MAX_NUM_STREAMS)) {
            // mm-qcamera-daemon only posts crop_data for streams
            // not linked to pproc. So no valid crop metadata is not
            // necessarily an error case.
            LOGD("No valid crop metadata entries");
        } else {
            uint32_t reproc_stream_id;
            if ( NO_ERROR != getReprocessibleOutputStreamId(reproc_stream_id)) {
                LOGD("No reprocessible stream found, ignore crop data");
            } else {
                int rc = NO_ERROR;
                Vector<int32_t> roi_map;
                int32_t *crop = new int32_t[cnt*4];
                if (NULL == crop) {
                   rc = NO_MEMORY;
                }
                if (NO_ERROR == rc) {
                    int32_t streams_found = 0;
                    for (size_t i = 0; i < cnt; i++) {
                        if (crop_data->crop_info[i].stream_id == reproc_stream_id) {
                            if (pprocDone) {
                                // HAL already does internal reprocessing,
                                // either via reprocessing before JPEG encoding,
                                // or offline postprocessing for pproc bypass case.
                                crop[0] = 0;
                                crop[1] = 0;
                                crop[2] = mInputStreamInfo.dim.width;
                                crop[3] = mInputStreamInfo.dim.height;
                            } else {
                                crop[0] = crop_data->crop_info[i].crop.left;
                                crop[1] = crop_data->crop_info[i].crop.top;
                                crop[2] = crop_data->crop_info[i].crop.width;
                                crop[3] = crop_data->crop_info[i].crop.height;
                            }
                            roi_map.add(crop_data->crop_info[i].roi_map.left);
                            roi_map.add(crop_data->crop_info[i].roi_map.top);
                            roi_map.add(crop_data->crop_info[i].roi_map.width);
                            roi_map.add(crop_data->crop_info[i].roi_map.height);
                            streams_found++;
                            LOGD("Adding reprocess crop data for stream %dx%d, %dx%d",
                                    crop[0], crop[1], crop[2], crop[3]);
                            LOGD("Adding reprocess crop roi map for stream %dx%d, %dx%d",
                                    crop_data->crop_info[i].roi_map.left,
                                    crop_data->crop_info[i].roi_map.top,
                                    crop_data->crop_info[i].roi_map.width,
                                    crop_data->crop_info[i].roi_map.height);
                            break;

                       }
                    }
                    camMetadata.update(QCAMERA3_CROP_COUNT_REPROCESS,
                            &streams_found, 1);
                    camMetadata.update(QCAMERA3_CROP_REPROCESS,
                            crop, (size_t)(streams_found * 4));
                    if (roi_map.array()) {
                        camMetadata.update(QCAMERA3_CROP_ROI_MAP_REPROCESS,
                                roi_map.array(), roi_map.size());
                    }
               }
               if (crop) {
                   delete [] crop;
               }
            }
        }
    }

    if (gCamCapability[mCameraId]->aberration_modes_count == 0) {
        // Regardless of CAC supports or not, CTS is expecting the CAC result to be non NULL and
        // so hardcoding the CAC result to OFF mode.
        uint8_t fwkCacMode = ANDROID_COLOR_CORRECTION_ABERRATION_MODE_OFF;
        camMetadata.update(ANDROID_COLOR_CORRECTION_ABERRATION_MODE, &fwkCacMode, 1);
    } else {
        IF_META_AVAILABLE(cam_aberration_mode_t, cacMode, CAM_INTF_PARM_CAC, metadata) {
            int val = lookupFwkName(COLOR_ABERRATION_MAP, METADATA_MAP_SIZE(COLOR_ABERRATION_MAP),
                    *cacMode);
            if (NAME_NOT_FOUND != val) {
                uint8_t resultCacMode = (uint8_t)val;
                // check whether CAC result from CB is equal to Framework set CAC mode
                // If not equal then set the CAC mode came in corresponding request
                if (pendingRequest.fwkCacMode != resultCacMode) {
                    resultCacMode = pendingRequest.fwkCacMode;
                }
                //Check if CAC is disabled by property
                if (m_cacModeDisabled) {
                    resultCacMode = ANDROID_COLOR_CORRECTION_ABERRATION_MODE_OFF;
                }

                LOGD("fwk_cacMode=%d resultCacMode=%d", pendingRequest.fwkCacMode, resultCacMode);
                camMetadata.update(ANDROID_COLOR_CORRECTION_ABERRATION_MODE, &resultCacMode, 1);
            } else {
                LOGE("Invalid CAC camera parameter: %d", *cacMode);
            }
        }
    }

    // Post blob of cam_cds_data through vendor tag.
    IF_META_AVAILABLE(cam_cds_data_t, cdsInfo, CAM_INTF_META_CDS_DATA, metadata) {
        uint8_t cnt = cdsInfo->num_of_streams;
        cam_cds_data_t cdsDataOverride;
        memset(&cdsDataOverride, 0, sizeof(cdsDataOverride));
        cdsDataOverride.session_cds_enable = cdsInfo->session_cds_enable;
        cdsDataOverride.num_of_streams = 1;
        if ((0 < cnt) && (cnt <= MAX_NUM_STREAMS)) {
            uint32_t reproc_stream_id;
            if ( NO_ERROR != getReprocessibleOutputStreamId(reproc_stream_id)) {
                LOGD("No reprocessible stream found, ignore cds data");
            } else {
                for (size_t i = 0; i < cnt; i++) {
                    if (cdsInfo->cds_info[i].stream_id ==
                            reproc_stream_id) {
                        cdsDataOverride.cds_info[0].cds_enable =
                                cdsInfo->cds_info[i].cds_enable;
                        break;
                    }
                }
            }
        } else {
            LOGD("Invalid stream count %d in CDS_DATA", cnt);
        }
        camMetadata.update(QCAMERA3_CDS_INFO,
                (uint8_t *)&cdsDataOverride,
                sizeof(cam_cds_data_t));
    }

    // Ldaf calibration data
    if (!mLdafCalibExist) {
        IF_META_AVAILABLE(uint32_t, ldafCalib,
                CAM_INTF_META_LDAF_EXIF, metadata) {
            mLdafCalibExist = true;
            mLdafCalib[0] = ldafCalib[0];
            mLdafCalib[1] = ldafCalib[1];
            LOGD("ldafCalib[0] is %d, ldafCalib[1] is %d",
                    ldafCalib[0], ldafCalib[1]);
        }
    }

    // EXIF debug data through vendor tag
    /*
     * Mobicat Mask can assume 3 values:
     * 1 refers to Mobicat data,
     * 2 refers to Stats Debug and Exif Debug Data
     * 3 refers to Mobicat and Stats Debug Data
     * We want to make sure that we are sending Exif debug data
     * only when Mobicat Mask is 2.
     */
    if ((mExifParams.debug_params != NULL) && (getMobicatMask() == 2)) {
        camMetadata.update(QCAMERA3_HAL_PRIVATEDATA_EXIF_DEBUG_DATA_BLOB,
                (uint8_t *)(void *)mExifParams.debug_params,
                sizeof(mm_jpeg_debug_exif_params_t));
    }

    // Reprocess and DDM debug data through vendor tag
    cam_reprocess_info_t repro_info;
    memset(&repro_info, 0, sizeof(cam_reprocess_info_t));
    IF_META_AVAILABLE(cam_stream_crop_info_t, sensorCropInfo,
            CAM_INTF_META_SNAP_CROP_INFO_SENSOR, metadata) {
        memcpy(&(repro_info.sensor_crop_info), sensorCropInfo, sizeof(cam_stream_crop_info_t));
    }
    IF_META_AVAILABLE(cam_stream_crop_info_t, camifCropInfo,
            CAM_INTF_META_SNAP_CROP_INFO_CAMIF, metadata) {
        memcpy(&(repro_info.camif_crop_info), camifCropInfo, sizeof(cam_stream_crop_info_t));
    }
    IF_META_AVAILABLE(cam_stream_crop_info_t, ispCropInfo,
            CAM_INTF_META_SNAP_CROP_INFO_ISP, metadata) {
        memcpy(&(repro_info.isp_crop_info), ispCropInfo, sizeof(cam_stream_crop_info_t));
    }
    IF_META_AVAILABLE(cam_stream_crop_info_t, cppCropInfo,
            CAM_INTF_META_SNAP_CROP_INFO_CPP, metadata) {
        memcpy(&(repro_info.cpp_crop_info), cppCropInfo, sizeof(cam_stream_crop_info_t));
    }
    IF_META_AVAILABLE(cam_focal_length_ratio_t, ratio,
            CAM_INTF_META_AF_FOCAL_LENGTH_RATIO, metadata) {
        memcpy(&(repro_info.af_focal_length_ratio), ratio, sizeof(cam_focal_length_ratio_t));
    }
    IF_META_AVAILABLE(int32_t, flip, CAM_INTF_PARM_FLIP, metadata) {
        memcpy(&(repro_info.pipeline_flip), flip, sizeof(int32_t));
    }
    IF_META_AVAILABLE(cam_rotation_info_t, rotationInfo,
            CAM_INTF_PARM_ROTATION, metadata) {
        memcpy(&(repro_info.rotation_info), rotationInfo, sizeof(cam_rotation_info_t));
    }
    IF_META_AVAILABLE(cam_area_t, afRoi, CAM_INTF_META_AF_ROI, metadata) {
        memcpy(&(repro_info.af_roi), afRoi, sizeof(cam_area_t));
    }
    IF_META_AVAILABLE(cam_dyn_img_data_t, dynMask, CAM_INTF_META_IMG_DYN_FEAT, metadata) {
        memcpy(&(repro_info.dyn_mask), dynMask, sizeof(cam_dyn_img_data_t));
    }
    camMetadata.update(QCAMERA3_HAL_PRIVATEDATA_REPROCESS_DATA_BLOB,
        (uint8_t *)&repro_info, sizeof(cam_reprocess_info_t));

    // INSTANT AEC MODE
    IF_META_AVAILABLE(uint8_t, instant_aec_mode,
            CAM_INTF_PARM_INSTANT_AEC, metadata) {
        camMetadata.update(QCAMERA3_INSTANT_AEC_MODE, instant_aec_mode, 1);
    }

    // AF scene change
    IF_META_AVAILABLE(uint8_t, afSceneChange, CAM_INTF_META_AF_SCENE_CHANGE, metadata) {
        camMetadata.update(NEXUS_EXPERIMENTAL_2016_AF_SCENE_CHANGE, afSceneChange, 1);
    }

    // Enable ZSL
    if (enableZsl != nullptr) {
        uint8_t value = *enableZsl ?
                ANDROID_CONTROL_ENABLE_ZSL_TRUE : ANDROID_CONTROL_ENABLE_ZSL_FALSE;
        camMetadata.update(ANDROID_CONTROL_ENABLE_ZSL, &value, 1);
    }

    // OIS Data
    IF_META_AVAILABLE(cam_frame_ois_info_t, frame_ois_data, CAM_INTF_META_FRAME_OIS_DATA, metadata) {
        camMetadata.update(NEXUS_EXPERIMENTAL_2017_OIS_FRAME_TIMESTAMP_VSYNC,
            &(frame_ois_data->frame_sof_timestamp_vsync), 1);
        camMetadata.update(NEXUS_EXPERIMENTAL_2017_OIS_FRAME_TIMESTAMP_BOOTTIME,
            &(frame_ois_data->frame_sof_timestamp_boottime), 1);
        camMetadata.update(NEXUS_EXPERIMENTAL_2017_OIS_TIMESTAMPS_BOOTTIME,
            frame_ois_data->ois_sample_timestamp_boottime, frame_ois_data->num_ois_sample);
        camMetadata.update(NEXUS_EXPERIMENTAL_2017_OIS_SHIFT_X,
            frame_ois_data->ois_sample_shift_x, frame_ois_data->num_ois_sample);
        camMetadata.update(NEXUS_EXPERIMENTAL_2017_OIS_SHIFT_Y,
            frame_ois_data->ois_sample_shift_y, frame_ois_data->num_ois_sample);
    }

    resultMetadata = camMetadata.release();
    return resultMetadata;
}

/*===========================================================================
 * FUNCTION   : saveExifParams
 *
 * DESCRIPTION:
 *
 * PARAMETERS :
 *   @metadata : metadata information from callback
 *
 * RETURN     : none
 *
 *==========================================================================*/
void QCamera3HardwareInterface::saveExifParams(metadata_buffer_t *metadata)
{
    IF_META_AVAILABLE(cam_ae_exif_debug_t, ae_exif_debug_params,
            CAM_INTF_META_EXIF_DEBUG_AE, metadata) {
        if (mExifParams.debug_params) {
            mExifParams.debug_params->ae_debug_params = *ae_exif_debug_params;
            mExifParams.debug_params->ae_debug_params_valid = TRUE;
        }
    }
    IF_META_AVAILABLE(cam_awb_exif_debug_t,awb_exif_debug_params,
            CAM_INTF_META_EXIF_DEBUG_AWB, metadata) {
        if (mExifParams.debug_params) {
            mExifParams.debug_params->awb_debug_params = *awb_exif_debug_params;
            mExifParams.debug_params->awb_debug_params_valid = TRUE;
        }
    }
    IF_META_AVAILABLE(cam_af_exif_debug_t,af_exif_debug_params,
            CAM_INTF_META_EXIF_DEBUG_AF, metadata) {
        if (mExifParams.debug_params) {
            mExifParams.debug_params->af_debug_params = *af_exif_debug_params;
            mExifParams.debug_params->af_debug_params_valid = TRUE;
        }
    }
    IF_META_AVAILABLE(cam_asd_exif_debug_t, asd_exif_debug_params,
            CAM_INTF_META_EXIF_DEBUG_ASD, metadata) {
        if (mExifParams.debug_params) {
            mExifParams.debug_params->asd_debug_params = *asd_exif_debug_params;
            mExifParams.debug_params->asd_debug_params_valid = TRUE;
        }
    }
    IF_META_AVAILABLE(cam_stats_buffer_exif_debug_t,stats_exif_debug_params,
            CAM_INTF_META_EXIF_DEBUG_STATS, metadata) {
        if (mExifParams.debug_params) {
            mExifParams.debug_params->stats_debug_params = *stats_exif_debug_params;
            mExifParams.debug_params->stats_debug_params_valid = TRUE;
        }
    }
    IF_META_AVAILABLE(cam_bestats_buffer_exif_debug_t,bestats_exif_debug_params,
            CAM_INTF_META_EXIF_DEBUG_BESTATS, metadata) {
        if (mExifParams.debug_params) {
            mExifParams.debug_params->bestats_debug_params = *bestats_exif_debug_params;
            mExifParams.debug_params->bestats_debug_params_valid = TRUE;
        }
    }
    IF_META_AVAILABLE(cam_bhist_buffer_exif_debug_t, bhist_exif_debug_params,
            CAM_INTF_META_EXIF_DEBUG_BHIST, metadata) {
        if (mExifParams.debug_params) {
            mExifParams.debug_params->bhist_debug_params = *bhist_exif_debug_params;
            mExifParams.debug_params->bhist_debug_params_valid = TRUE;
        }
    }
    IF_META_AVAILABLE(cam_q3a_tuning_info_t, q3a_tuning_exif_debug_params,
            CAM_INTF_META_EXIF_DEBUG_3A_TUNING, metadata) {
        if (mExifParams.debug_params) {
            mExifParams.debug_params->q3a_tuning_debug_params = *q3a_tuning_exif_debug_params;
            mExifParams.debug_params->q3a_tuning_debug_params_valid = TRUE;
        }
    }
}

/*===========================================================================
 * FUNCTION   : get3AExifParams
 *
 * DESCRIPTION:
 *
 * PARAMETERS : none
 *
 *
 * RETURN     : mm_jpeg_exif_params_t
 *
 *==========================================================================*/
mm_jpeg_exif_params_t QCamera3HardwareInterface::get3AExifParams()
{
    return mExifParams;
}

/*===========================================================================
 * FUNCTION   : translateCbUrgentMetadataToResultMetadata
 *
 * DESCRIPTION:
 *
 * PARAMETERS :
 *   @metadata : metadata information from callback
 *   @lastUrgentMetadataInBatch: Boolean to indicate whether this is the last
 *                               urgent metadata in a batch. Always true for
 *                               non-batch mode.
 *   @frame_number :             frame number for this urgent metadata
 *
 * RETURN     : camera_metadata_t*
 *              metadata in a format specified by fwk
 *==========================================================================*/
camera_metadata_t*
QCamera3HardwareInterface::translateCbUrgentMetadataToResultMetadata
                                (metadata_buffer_t *metadata, bool lastUrgentMetadataInBatch,
                                 uint32_t frame_number)
{
    CameraMetadata camMetadata;
    camera_metadata_t *resultMetadata;

    if (!lastUrgentMetadataInBatch) {
        /* In batch mode, use empty metadata if this is not the last in batch
         */
        resultMetadata = allocate_camera_metadata(0, 0);
        return resultMetadata;
    }

    IF_META_AVAILABLE(uint32_t, whiteBalanceState, CAM_INTF_META_AWB_STATE, metadata) {
        uint8_t fwk_whiteBalanceState = (uint8_t) *whiteBalanceState;
        camMetadata.update(ANDROID_CONTROL_AWB_STATE, &fwk_whiteBalanceState, 1);
        LOGD("urgent Metadata : ANDROID_CONTROL_AWB_STATE %u", *whiteBalanceState);
    }

    IF_META_AVAILABLE(cam_trigger_t, aecTrigger, CAM_INTF_META_AEC_PRECAPTURE_TRIGGER, metadata) {
        camMetadata.update(ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER,
                &aecTrigger->trigger, 1);
        camMetadata.update(ANDROID_CONTROL_AE_PRECAPTURE_ID,
                &aecTrigger->trigger_id, 1);
        LOGD("urgent Metadata : CAM_INTF_META_AEC_PRECAPTURE_TRIGGER: %d",
                 aecTrigger->trigger);
        LOGD("urgent Metadata : ANDROID_CONTROL_AE_PRECAPTURE_ID: %d",
                aecTrigger->trigger_id);
    }

    IF_META_AVAILABLE(uint32_t, ae_state, CAM_INTF_META_AEC_STATE, metadata) {
        uint8_t fwk_ae_state = (uint8_t) *ae_state;
        camMetadata.update(ANDROID_CONTROL_AE_STATE, &fwk_ae_state, 1);
        LOGD("urgent Metadata : ANDROID_CONTROL_AE_STATE %u", *ae_state);
    }

    IF_META_AVAILABLE(uint32_t, focusMode, CAM_INTF_PARM_FOCUS_MODE, metadata) {
        int val = lookupFwkName(FOCUS_MODES_MAP, METADATA_MAP_SIZE(FOCUS_MODES_MAP), *focusMode);
        if (NAME_NOT_FOUND != val) {
            uint8_t fwkAfMode = (uint8_t)val;
            camMetadata.update(ANDROID_CONTROL_AF_MODE, &fwkAfMode, 1);
            LOGD("urgent Metadata : ANDROID_CONTROL_AF_MODE %d", val);
        } else {
            LOGH("urgent Metadata not found : ANDROID_CONTROL_AF_MODE %d",
                    val);
        }
    }

    IF_META_AVAILABLE(cam_trigger_t, af_trigger, CAM_INTF_META_AF_TRIGGER, metadata) {
        LOGD("urgent Metadata : CAM_INTF_META_AF_TRIGGER = %d",
            af_trigger->trigger);
        LOGD("urgent Metadata : ANDROID_CONTROL_AF_TRIGGER_ID = %d",
            af_trigger->trigger_id);

        IF_META_AVAILABLE(uint32_t, afState, CAM_INTF_META_AF_STATE, metadata) {
            mAfTrigger = *af_trigger;
            uint32_t fwk_AfState = (uint32_t) *afState;

            // If this is the result for a new trigger, check if there is new early
            // af state. If there is, use the last af state for all results
            // preceding current partial frame number.
            for (auto & pendingRequest : mPendingRequestsList) {
                if (pendingRequest.frame_number < frame_number) {
                    pendingRequest.focusStateValid = true;
                    pendingRequest.focusState = fwk_AfState;
                } else if (pendingRequest.frame_number == frame_number) {
                    IF_META_AVAILABLE(uint32_t, earlyAfState, CAM_INTF_META_EARLY_AF_STATE, metadata) {
                        // Check if early AF state for trigger exists. If yes, send AF state as
                        // partial result for better latency.
                        uint8_t fwkEarlyAfState = (uint8_t) *earlyAfState;
                        pendingRequest.focusStateSent = true;
                        camMetadata.update(ANDROID_CONTROL_AF_STATE, &fwkEarlyAfState, 1);
                        LOGD("urgent Metadata(%d) : ANDROID_CONTROL_AF_STATE %u",
                                 frame_number, fwkEarlyAfState);
                    }
                }
            }
        }
    }
    camMetadata.update(ANDROID_CONTROL_AF_TRIGGER,
        &mAfTrigger.trigger, 1);
    camMetadata.update(ANDROID_CONTROL_AF_TRIGGER_ID, &mAfTrigger.trigger_id, 1);

    IF_META_AVAILABLE(cam_area_t, hAfRegions, CAM_INTF_META_AF_ROI, metadata) {
        /*af regions*/
        int32_t afRegions[REGIONS_TUPLE_COUNT];
        // Adjust crop region from sensor output coordinate system to active
        // array coordinate system.
        mCropRegionMapper.toActiveArray(hAfRegions->rect.left, hAfRegions->rect.top,
                hAfRegions->rect.width, hAfRegions->rect.height);

        convertToRegions(hAfRegions->rect, afRegions, hAfRegions->weight);
        camMetadata.update(ANDROID_CONTROL_AF_REGIONS, afRegions,
                REGIONS_TUPLE_COUNT);
        LOGD("Metadata : ANDROID_CONTROL_AF_REGIONS: FWK: [%d,%d,%d,%d] HAL: [%d,%d,%d,%d]",
                 afRegions[0], afRegions[1], afRegions[2], afRegions[3],
                hAfRegions->rect.left, hAfRegions->rect.top, hAfRegions->rect.width,
                hAfRegions->rect.height);
    }

    // AF region confidence
    IF_META_AVAILABLE(int32_t, afRegionConfidence, CAM_INTF_META_AF_REGIONS_CONFIDENCE, metadata) {
        camMetadata.update(NEXUS_EXPERIMENTAL_2017_AF_REGIONS_CONFIDENCE, afRegionConfidence, 1);
    }

    IF_META_AVAILABLE(int32_t, whiteBalance, CAM_INTF_PARM_WHITE_BALANCE, metadata) {
        int val = lookupFwkName(WHITE_BALANCE_MODES_MAP,
                METADATA_MAP_SIZE(WHITE_BALANCE_MODES_MAP), *whiteBalance);
        if (NAME_NOT_FOUND != val) {
            uint8_t fwkWhiteBalanceMode = (uint8_t)val;
            camMetadata.update(ANDROID_CONTROL_AWB_MODE, &fwkWhiteBalanceMode, 1);
            LOGD("urgent Metadata : ANDROID_CONTROL_AWB_MODE %d", val);
        } else {
            LOGH("urgent Metadata not found : ANDROID_CONTROL_AWB_MODE");
        }
    }

    uint8_t fwk_aeMode = ANDROID_CONTROL_AE_MODE_OFF;
    uint32_t aeMode = CAM_AE_MODE_MAX;
    int32_t flashMode = CAM_FLASH_MODE_MAX;
    int32_t redeye = -1;
    IF_META_AVAILABLE(uint32_t, pAeMode, CAM_INTF_META_AEC_MODE, metadata) {
        aeMode = *pAeMode;
    }
    IF_META_AVAILABLE(int32_t, pFlashMode, CAM_INTF_PARM_LED_MODE, metadata) {
        flashMode = *pFlashMode;
    }
    IF_META_AVAILABLE(int32_t, pRedeye, CAM_INTF_PARM_REDEYE_REDUCTION, metadata) {
        redeye = *pRedeye;
    }

    if (1 == redeye) {
        fwk_aeMode = ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH_REDEYE;
        camMetadata.update(ANDROID_CONTROL_AE_MODE, &fwk_aeMode, 1);
    } else if ((CAM_FLASH_MODE_AUTO == flashMode) || (CAM_FLASH_MODE_ON == flashMode)) {
        int val = lookupFwkName(AE_FLASH_MODE_MAP, METADATA_MAP_SIZE(AE_FLASH_MODE_MAP),
                flashMode);
        if (NAME_NOT_FOUND != val) {
            fwk_aeMode = (uint8_t)val;
            camMetadata.update(ANDROID_CONTROL_AE_MODE, &fwk_aeMode, 1);
        } else {
            LOGE("Unsupported flash mode %d", flashMode);
        }
    } else if (aeMode == CAM_AE_MODE_ON) {
        fwk_aeMode = ANDROID_CONTROL_AE_MODE_ON;
        camMetadata.update(ANDROID_CONTROL_AE_MODE, &fwk_aeMode, 1);
    } else if (aeMode == CAM_AE_MODE_OFF) {
        fwk_aeMode = ANDROID_CONTROL_AE_MODE_OFF;
        camMetadata.update(ANDROID_CONTROL_AE_MODE, &fwk_aeMode, 1);
    } else if (aeMode == CAM_AE_MODE_ON_EXTERNAL_FLASH) {
        fwk_aeMode = NEXUS_EXPERIMENTAL_2016_CONTROL_AE_MODE_EXTERNAL_FLASH;
        camMetadata.update(ANDROID_CONTROL_AE_MODE, &fwk_aeMode, 1);
    } else {
        LOGE("Not enough info to deduce ANDROID_CONTROL_AE_MODE redeye:%d, "
              "flashMode:%d, aeMode:%u!!!",
                 redeye, flashMode, aeMode);
    }
    if (mInstantAEC) {
        // Increment frame Idx count untill a bound reached for instant AEC.
        mInstantAecFrameIdxCount++;
        IF_META_AVAILABLE(cam_3a_params_t, ae_params,
                CAM_INTF_META_AEC_INFO, metadata) {
            LOGH("ae_params->settled = %d",ae_params->settled);
            // If AEC settled, or if number of frames reached bound value,
            // should reset instant AEC.
            if (ae_params->settled ||
                    (mInstantAecFrameIdxCount > mAecSkipDisplayFrameBound)) {
                LOGH("AEC settled or Frames reached instantAEC bound, resetting instantAEC");
                mInstantAEC = false;
                mResetInstantAEC = true;
                mInstantAecFrameIdxCount = 0;
            }
        }
    }
    resultMetadata = camMetadata.release();
    return resultMetadata;
}

/*===========================================================================
 * FUNCTION   : dumpMetadataToFile
 *
 * DESCRIPTION: Dumps tuning metadata to file system
 *
 * PARAMETERS :
 *   @meta           : tuning metadata
 *   @dumpFrameCount : current dump frame count
 *   @enabled        : Enable mask
 *
 *==========================================================================*/
void QCamera3HardwareInterface::dumpMetadataToFile(tuning_params_t &meta,
                                                   uint32_t &dumpFrameCount,
                                                   bool enabled,
                                                   const char *type,
                                                   uint32_t frameNumber)
{
    //Some sanity checks
    if (meta.tuning_sensor_data_size > TUNING_SENSOR_DATA_MAX) {
        LOGE("Tuning sensor data size bigger than expected %d: %d",
              meta.tuning_sensor_data_size,
              TUNING_SENSOR_DATA_MAX);
        return;
    }

    if (meta.tuning_vfe_data_size > TUNING_VFE_DATA_MAX) {
        LOGE("Tuning VFE data size bigger than expected %d: %d",
              meta.tuning_vfe_data_size,
              TUNING_VFE_DATA_MAX);
        return;
    }

    if (meta.tuning_cpp_data_size > TUNING_CPP_DATA_MAX) {
        LOGE("Tuning CPP data size bigger than expected %d: %d",
              meta.tuning_cpp_data_size,
              TUNING_CPP_DATA_MAX);
        return;
    }

    if (meta.tuning_cac_data_size > TUNING_CAC_DATA_MAX) {
        LOGE("Tuning CAC data size bigger than expected %d: %d",
              meta.tuning_cac_data_size,
              TUNING_CAC_DATA_MAX);
        return;
    }
    //

    if(enabled){
        char timeBuf[FILENAME_MAX];
        char buf[FILENAME_MAX];
        memset(buf, 0, sizeof(buf));
        memset(timeBuf, 0, sizeof(timeBuf));
        time_t current_time;
        struct tm * timeinfo;
        time (&current_time);
        timeinfo = localtime (&current_time);
        if (timeinfo != NULL) {
            strftime (timeBuf, sizeof(timeBuf),
                    QCAMERA_DUMP_FRM_LOCATION"%Y%m%d%H%M%S", timeinfo);
        }
        String8 filePath(timeBuf);
        snprintf(buf,
                sizeof(buf),
                "%dm_%s_%d.bin",
                dumpFrameCount,
                type,
                frameNumber);
        filePath.append(buf);
        int file_fd = open(filePath.string(), O_RDWR | O_CREAT, 0777);
        if (file_fd >= 0) {
            ssize_t written_len = 0;
            meta.tuning_data_version = TUNING_DATA_VERSION;
            void *data = (void *)((uint8_t *)&meta.tuning_data_version);
            written_len += write(file_fd, data, sizeof(uint32_t));
            data = (void *)((uint8_t *)&meta.tuning_sensor_data_size);
            LOGD("tuning_sensor_data_size %d",(int)(*(int *)data));
            written_len += write(file_fd, data, sizeof(uint32_t));
            data = (void *)((uint8_t *)&meta.tuning_vfe_data_size);
            LOGD("tuning_vfe_data_size %d",(int)(*(int *)data));
            written_len += write(file_fd, data, sizeof(uint32_t));
            data = (void *)((uint8_t *)&meta.tuning_cpp_data_size);
            LOGD("tuning_cpp_data_size %d",(int)(*(int *)data));
            written_len += write(file_fd, data, sizeof(uint32_t));
            data = (void *)((uint8_t *)&meta.tuning_cac_data_size);
            LOGD("tuning_cac_data_size %d",(int)(*(int *)data));
            written_len += write(file_fd, data, sizeof(uint32_t));
            meta.tuning_mod3_data_size = 0;
            data = (void *)((uint8_t *)&meta.tuning_mod3_data_size);
            LOGD("tuning_mod3_data_size %d",(int)(*(int *)data));
            written_len += write(file_fd, data, sizeof(uint32_t));
            size_t total_size = meta.tuning_sensor_data_size;
            data = (void *)((uint8_t *)&meta.data);
            written_len += write(file_fd, data, total_size);
            total_size = meta.tuning_vfe_data_size;
            data = (void *)((uint8_t *)&meta.data[TUNING_VFE_DATA_OFFSET]);
            written_len += write(file_fd, data, total_size);
            total_size = meta.tuning_cpp_data_size;
            data = (void *)((uint8_t *)&meta.data[TUNING_CPP_DATA_OFFSET]);
            written_len += write(file_fd, data, total_size);
            total_size = meta.tuning_cac_data_size;
            data = (void *)((uint8_t *)&meta.data[TUNING_CAC_DATA_OFFSET]);
            written_len += write(file_fd, data, total_size);
            close(file_fd);
        }else {
            LOGE("fail to open file for metadata dumping");
        }
    }
}

/*===========================================================================
 * FUNCTION   : cleanAndSortStreamInfo
 *
 * DESCRIPTION: helper method to clean up invalid streams in stream_info,
 *              and sort them such that raw stream is at the end of the list
 *              This is a workaround for camera daemon constraint.
 *
 * PARAMETERS : None
 *
 *==========================================================================*/
void QCamera3HardwareInterface::cleanAndSortStreamInfo()
{
    List<stream_info_t *> newStreamInfo;

    /*clean up invalid streams*/
    for (List<stream_info_t*>::iterator it=mStreamInfo.begin();
            it != mStreamInfo.end();) {
        if(((*it)->status) == INVALID){
            QCamera3Channel *channel = (QCamera3Channel*)(*it)->stream->priv;
            delete channel;
            free(*it);
            it = mStreamInfo.erase(it);
        } else {
            it++;
        }
    }

    // Move preview/video/callback/snapshot streams into newList
    for (List<stream_info_t *>::iterator it = mStreamInfo.begin();
            it != mStreamInfo.end();) {
        if ((*it)->stream->format != HAL_PIXEL_FORMAT_RAW_OPAQUE &&
                (*it)->stream->format != HAL_PIXEL_FORMAT_RAW10 &&
                (*it)->stream->format != HAL_PIXEL_FORMAT_RAW16) {
            newStreamInfo.push_back(*it);
            it = mStreamInfo.erase(it);
        } else
            it++;
    }
    // Move raw streams into newList
    for (List<stream_info_t *>::iterator it = mStreamInfo.begin();
            it != mStreamInfo.end();) {
        newStreamInfo.push_back(*it);
        it = mStreamInfo.erase(it);
    }

    mStreamInfo = newStreamInfo;
}

/*===========================================================================
 * FUNCTION   : extractJpegMetadata
 *
 * DESCRIPTION: helper method to extract Jpeg metadata from capture request.
 *              JPEG metadata is cached in HAL, and return as part of capture
 *              result when metadata is returned from camera daemon.
 *
 * PARAMETERS : @jpegMetadata: jpeg metadata to be extracted
 *              @request:      capture request
 *
 *==========================================================================*/
void QCamera3HardwareInterface::extractJpegMetadata(
        CameraMetadata& jpegMetadata,
        const camera3_capture_request_t *request)
{
    CameraMetadata frame_settings;
    frame_settings = request->settings;

    if (frame_settings.exists(ANDROID_JPEG_GPS_COORDINATES))
        jpegMetadata.update(ANDROID_JPEG_GPS_COORDINATES,
                frame_settings.find(ANDROID_JPEG_GPS_COORDINATES).data.d,
                frame_settings.find(ANDROID_JPEG_GPS_COORDINATES).count);

    if (frame_settings.exists(ANDROID_JPEG_GPS_PROCESSING_METHOD))
        jpegMetadata.update(ANDROID_JPEG_GPS_PROCESSING_METHOD,
                frame_settings.find(ANDROID_JPEG_GPS_PROCESSING_METHOD).data.u8,
                frame_settings.find(ANDROID_JPEG_GPS_PROCESSING_METHOD).count);

    if (frame_settings.exists(ANDROID_JPEG_GPS_TIMESTAMP))
        jpegMetadata.update(ANDROID_JPEG_GPS_TIMESTAMP,
                frame_settings.find(ANDROID_JPEG_GPS_TIMESTAMP).data.i64,
                frame_settings.find(ANDROID_JPEG_GPS_TIMESTAMP).count);

    if (frame_settings.exists(ANDROID_JPEG_ORIENTATION))
        jpegMetadata.update(ANDROID_JPEG_ORIENTATION,
                frame_settings.find(ANDROID_JPEG_ORIENTATION).data.i32,
                frame_settings.find(ANDROID_JPEG_ORIENTATION).count);

    if (frame_settings.exists(ANDROID_JPEG_QUALITY))
        jpegMetadata.update(ANDROID_JPEG_QUALITY,
                frame_settings.find(ANDROID_JPEG_QUALITY).data.u8,
                frame_settings.find(ANDROID_JPEG_QUALITY).count);

    if (frame_settings.exists(ANDROID_JPEG_THUMBNAIL_QUALITY))
        jpegMetadata.update(ANDROID_JPEG_THUMBNAIL_QUALITY,
                frame_settings.find(ANDROID_JPEG_THUMBNAIL_QUALITY).data.u8,
                frame_settings.find(ANDROID_JPEG_THUMBNAIL_QUALITY).count);

    if (frame_settings.exists(ANDROID_JPEG_THUMBNAIL_SIZE)) {
        int32_t thumbnail_size[2];
        thumbnail_size[0] = frame_settings.find(ANDROID_JPEG_THUMBNAIL_SIZE).data.i32[0];
        thumbnail_size[1] = frame_settings.find(ANDROID_JPEG_THUMBNAIL_SIZE).data.i32[1];
        if (frame_settings.exists(ANDROID_JPEG_ORIENTATION)) {
            int32_t orientation =
                  frame_settings.find(ANDROID_JPEG_ORIENTATION).data.i32[0];
            if ((!needJpegExifRotation()) && ((orientation == 90) || (orientation == 270))) {
               //swap thumbnail dimensions for rotations 90 and 270 in jpeg metadata.
               int32_t temp;
               temp = thumbnail_size[0];
               thumbnail_size[0] = thumbnail_size[1];
               thumbnail_size[1] = temp;
            }
         }
         jpegMetadata.update(ANDROID_JPEG_THUMBNAIL_SIZE,
                thumbnail_size,
                frame_settings.find(ANDROID_JPEG_THUMBNAIL_SIZE).count);
    }

}

/*===========================================================================
 * FUNCTION   : convertToRegions
 *
 * DESCRIPTION: helper method to convert from cam_rect_t into int32_t array
 *
 * PARAMETERS :
 *   @rect   : cam_rect_t struct to convert
 *   @region : int32_t destination array
 *   @weight : if we are converting from cam_area_t, weight is valid
 *             else weight = -1
 *
 *==========================================================================*/
void QCamera3HardwareInterface::convertToRegions(cam_rect_t rect,
        int32_t *region, int weight)
{
    region[FACE_LEFT] = rect.left;
    region[FACE_TOP] = rect.top;
    region[FACE_RIGHT] = rect.left + rect.width;
    region[FACE_BOTTOM] = rect.top + rect.height;
    if (weight > -1) {
        region[FACE_WEIGHT] = weight;
    }
}

/*===========================================================================
 * FUNCTION   : convertFromRegions
 *
 * DESCRIPTION: helper method to convert from array to cam_rect_t
 *
 * PARAMETERS :
 *   @rect   : cam_rect_t struct to convert
 *   @region : int32_t destination array
 *   @weight : if we are converting from cam_area_t, weight is valid
 *             else weight = -1
 *
 *==========================================================================*/
void QCamera3HardwareInterface::convertFromRegions(cam_area_t &roi,
        const CameraMetadata &frame_settings, uint32_t tag)
{
    int32_t x_min = frame_settings.find(tag).data.i32[0];
    int32_t y_min = frame_settings.find(tag).data.i32[1];
    int32_t x_max = frame_settings.find(tag).data.i32[2];
    int32_t y_max = frame_settings.find(tag).data.i32[3];
    roi.weight = frame_settings.find(tag).data.i32[4];
    roi.rect.left = x_min;
    roi.rect.top = y_min;
    roi.rect.width = x_max - x_min;
    roi.rect.height = y_max - y_min;
}

/*===========================================================================
 * FUNCTION   : resetIfNeededROI
 *
 * DESCRIPTION: helper method to reset the roi if it is greater than scaler
 *              crop region
 *
 * PARAMETERS :
 *   @roi       : cam_area_t struct to resize
 *   @scalerCropRegion : cam_crop_region_t region to compare against
 *
 *
 *==========================================================================*/
bool QCamera3HardwareInterface::resetIfNeededROI(cam_area_t* roi,
                                                 const cam_crop_region_t* scalerCropRegion)
{
    int32_t roi_x_max = roi->rect.width + roi->rect.left;
    int32_t roi_y_max = roi->rect.height + roi->rect.top;
    int32_t crop_x_max = scalerCropRegion->width + scalerCropRegion->left;
    int32_t crop_y_max = scalerCropRegion->height + scalerCropRegion->top;

    /* According to spec weight = 0 is used to indicate roi needs to be disabled
     * without having this check the calculations below to validate if the roi
     * is inside scalar crop region will fail resulting in the roi not being
     * reset causing algorithm to continue to use stale roi window
     */
    if (roi->weight == 0) {
        return true;
    }

    if ((roi_x_max < scalerCropRegion->left) ||
        // right edge of roi window is left of scalar crop's left edge
        (roi_y_max < scalerCropRegion->top)  ||
        // bottom edge of roi window is above scalar crop's top edge
        (roi->rect.left > crop_x_max) ||
        // left edge of roi window is beyond(right) of scalar crop's right edge
        (roi->rect.top > crop_y_max)){
        // top edge of roi windo is above scalar crop's top edge
        return false;
    }
    if (roi->rect.left < scalerCropRegion->left) {
        roi->rect.left = scalerCropRegion->left;
    }
    if (roi->rect.top < scalerCropRegion->top) {
        roi->rect.top = scalerCropRegion->top;
    }
    if (roi_x_max > crop_x_max) {
        roi_x_max = crop_x_max;
    }
    if (roi_y_max > crop_y_max) {
        roi_y_max = crop_y_max;
    }
    roi->rect.width = roi_x_max - roi->rect.left;
    roi->rect.height = roi_y_max - roi->rect.top;
    return true;
}

/*===========================================================================
 * FUNCTION   : convertLandmarks
 *
 * DESCRIPTION: helper method to extract the landmarks from face detection info
 *
 * PARAMETERS :
 *   @landmark_data : input landmark data to be converted
 *   @landmarks : int32_t destination array
 *
 *
 *==========================================================================*/
void QCamera3HardwareInterface::convertLandmarks(
        cam_face_landmarks_info_t landmark_data,
        int32_t *landmarks)
{
    if (landmark_data.is_left_eye_valid) {
        landmarks[LEFT_EYE_X] = (int32_t)landmark_data.left_eye_center.x;
        landmarks[LEFT_EYE_Y] = (int32_t)landmark_data.left_eye_center.y;
    } else {
        landmarks[LEFT_EYE_X] = FACE_INVALID_POINT;
        landmarks[LEFT_EYE_Y] = FACE_INVALID_POINT;
    }

    if (landmark_data.is_right_eye_valid) {
        landmarks[RIGHT_EYE_X] = (int32_t)landmark_data.right_eye_center.x;
        landmarks[RIGHT_EYE_Y] = (int32_t)landmark_data.right_eye_center.y;
    } else {
        landmarks[RIGHT_EYE_X] = FACE_INVALID_POINT;
        landmarks[RIGHT_EYE_Y] = FACE_INVALID_POINT;
    }

    if (landmark_data.is_mouth_valid) {
        landmarks[MOUTH_X] = (int32_t)landmark_data.mouth_center.x;
        landmarks[MOUTH_Y] = (int32_t)landmark_data.mouth_center.y;
    } else {
        landmarks[MOUTH_X] = FACE_INVALID_POINT;
        landmarks[MOUTH_Y] = FACE_INVALID_POINT;
    }
}

/*===========================================================================
 * FUNCTION   : setInvalidLandmarks
 *
 * DESCRIPTION: helper method to set invalid landmarks
 *
 * PARAMETERS :
 *   @landmarks : int32_t destination array
 *
 *
 *==========================================================================*/
void QCamera3HardwareInterface::setInvalidLandmarks(
        int32_t *landmarks)
{
    landmarks[LEFT_EYE_X] = FACE_INVALID_POINT;
    landmarks[LEFT_EYE_Y] = FACE_INVALID_POINT;
    landmarks[RIGHT_EYE_X] = FACE_INVALID_POINT;
    landmarks[RIGHT_EYE_Y] = FACE_INVALID_POINT;
    landmarks[MOUTH_X] = FACE_INVALID_POINT;
    landmarks[MOUTH_Y] = FACE_INVALID_POINT;
}

#define DATA_PTR(MEM_OBJ,INDEX) MEM_OBJ->getPtr( INDEX )

/*===========================================================================
 * FUNCTION   : getCapabilities
 *
 * DESCRIPTION: query camera capability from back-end
 *
 * PARAMETERS :
 *   @ops  : mm-interface ops structure
 *   @cam_handle  : camera handle for which we need capability
 *
 * RETURN     : ptr type of capability structure
 *              capability for success
 *              NULL for failure
 *==========================================================================*/
cam_capability_t *QCamera3HardwareInterface::getCapabilities(mm_camera_ops_t *ops,
        uint32_t cam_handle)
{
    int rc = NO_ERROR;
    QCamera3HeapMemory *capabilityHeap = NULL;
    cam_capability_t *cap_ptr = NULL;

    if (ops == NULL) {
        LOGE("Invalid arguments");
        return NULL;
    }

    capabilityHeap = new QCamera3HeapMemory(1);
    if (capabilityHeap == NULL) {
        LOGE("creation of capabilityHeap failed");
        return NULL;
    }

    /* Allocate memory for capability buffer */
    rc = capabilityHeap->allocate(sizeof(cam_capability_t));
    if(rc != OK) {
        LOGE("No memory for cappability");
        goto allocate_failed;
    }

    /* Map memory for capability buffer */
    memset(DATA_PTR(capabilityHeap,0), 0, sizeof(cam_capability_t));

    rc = ops->map_buf(cam_handle,
            CAM_MAPPING_BUF_TYPE_CAPABILITY, capabilityHeap->getFd(0),
            sizeof(cam_capability_t), capabilityHeap->getPtr(0));
    if(rc < 0) {
        LOGE("failed to map capability buffer");
        rc = FAILED_TRANSACTION;
        goto map_failed;
    }

    /* Query Capability */
    rc = ops->query_capability(cam_handle);
    if(rc < 0) {
        LOGE("failed to query capability");
        rc = FAILED_TRANSACTION;
        goto query_failed;
    }

    cap_ptr = (cam_capability_t *)malloc(sizeof(cam_capability_t));
    if (cap_ptr == NULL) {
        LOGE("out of memory");
        rc = NO_MEMORY;
        goto query_failed;
    }

    memset(cap_ptr, 0, sizeof(cam_capability_t));
    memcpy(cap_ptr, DATA_PTR(capabilityHeap, 0), sizeof(cam_capability_t));

    int index;
    for (index = 0; index < CAM_ANALYSIS_INFO_MAX; index++) {
        cam_analysis_info_t *p_analysis_info = &cap_ptr->analysis_info[index];
        p_analysis_info->analysis_padding_info.offset_info.offset_x = 0;
        p_analysis_info->analysis_padding_info.offset_info.offset_y = 0;
    }

query_failed:
    ops->unmap_buf(cam_handle, CAM_MAPPING_BUF_TYPE_CAPABILITY);
map_failed:
    capabilityHeap->deallocate();
allocate_failed:
    delete capabilityHeap;

    if (rc != NO_ERROR) {
        return NULL;
    } else {
        return cap_ptr;
    }
}

/*===========================================================================
 * FUNCTION   : initCapabilities
 *
 * DESCRIPTION: initialize camera capabilities in static data struct
 *
 * PARAMETERS :
 *   @cameraId  : camera Id
 *
 * RETURN     : int32_t type of status
 *              NO_ERROR  -- success
 *              none-zero failure code
 *==========================================================================*/
int QCamera3HardwareInterface::initCapabilities(uint32_t cameraId)
{
    int rc = 0;
    mm_camera_vtbl_t *cameraHandle = NULL;
    uint32_t handle = 0;

    rc = camera_open((uint8_t)cameraId, &cameraHandle);
    if (rc) {
        LOGE("camera_open failed. rc = %d", rc);
        goto open_failed;
    }
    if (!cameraHandle) {
        LOGE("camera_open failed. cameraHandle = %p", cameraHandle);
        goto open_failed;
    }

    handle = get_main_camera_handle(cameraHandle->camera_handle);
    gCamCapability[cameraId] = getCapabilities(cameraHandle->ops, handle);
    if (gCamCapability[cameraId] == NULL) {
        rc = FAILED_TRANSACTION;
        goto failed_op;
    }

    gCamCapability[cameraId]->camera_index = cameraId;
    if (is_dual_camera_by_idx(cameraId)) {
        handle = get_aux_camera_handle(cameraHandle->camera_handle);
        gCamCapability[cameraId]->aux_cam_cap =
                getCapabilities(cameraHandle->ops, handle);
        if (gCamCapability[cameraId]->aux_cam_cap == NULL) {
            rc = FAILED_TRANSACTION;
            free(gCamCapability[cameraId]);
            goto failed_op;
        }

        // Copy the main camera capability to main_cam_cap struct
        gCamCapability[cameraId]->main_cam_cap =
                        (cam_capability_t *)malloc(sizeof(cam_capability_t));
        if (gCamCapability[cameraId]->main_cam_cap == NULL) {
            LOGE("out of memory");
            rc = NO_MEMORY;
            goto failed_op;
        }
        memcpy(gCamCapability[cameraId]->main_cam_cap, gCamCapability[cameraId],
                sizeof(cam_capability_t));
    }
failed_op:
    cameraHandle->ops->close_camera(cameraHandle->camera_handle);
    cameraHandle = NULL;
open_failed:
    return rc;
}

/*==========================================================================
 * FUNCTION   : get3Aversion
 *
 * DESCRIPTION: get the Q3A S/W version
 *
 * PARAMETERS :
 *  @sw_version: Reference of Q3A structure which will hold version info upon
 *               return
 *
 * RETURN     : None
 *
 *==========================================================================*/
void QCamera3HardwareInterface::get3AVersion(cam_q3a_version_t &sw_version)
{
    if(gCamCapability[mCameraId])
        sw_version = gCamCapability[mCameraId]->q3a_version;
    else
        LOGE("Capability structure NULL!");
}


/*===========================================================================
 * FUNCTION   : initParameters
 *
 * DESCRIPTION: initialize camera parameters
 *
 * PARAMETERS :
 *
 * RETURN     : int32_t type of status
 *              NO_ERROR  -- success
 *              none-zero failure code
 *==========================================================================*/
int QCamera3HardwareInterface::initParameters()
{
    int rc = 0;

    //Allocate Set Param Buffer
    mParamHeap = new QCamera3HeapMemory(1);
    rc = mParamHeap->allocate(sizeof(metadata_buffer_t));
    if(rc != OK) {
        rc = NO_MEMORY;
        LOGE("Failed to allocate SETPARM Heap memory");
        delete mParamHeap;
        mParamHeap = NULL;
        return rc;
    }

    //Map memory for parameters buffer
    rc = mCameraHandle->ops->map_buf(mCameraHandle->camera_handle,
            CAM_MAPPING_BUF_TYPE_PARM_BUF,
            mParamHeap->getFd(0),
            sizeof(metadata_buffer_t),
            (metadata_buffer_t *) DATA_PTR(mParamHeap,0));
    if(rc < 0) {
        LOGE("failed to map SETPARM buffer");
        rc = FAILED_TRANSACTION;
        mParamHeap->deallocate();
        delete mParamHeap;
        mParamHeap = NULL;
        return rc;
    }

    mParameters = (metadata_buffer_t *) DATA_PTR(mParamHeap,0);

    mPrevParameters = (metadata_buffer_t *)malloc(sizeof(metadata_buffer_t));
    return rc;
}

/*===========================================================================
 * FUNCTION   : deinitParameters
 *
 * DESCRIPTION: de-initialize camera parameters
 *
 * PARAMETERS :
 *
 * RETURN     : NONE
 *==========================================================================*/
void QCamera3HardwareInterface::deinitParameters()
{
    mCameraHandle->ops->unmap_buf(mCameraHandle->camera_handle,
            CAM_MAPPING_BUF_TYPE_PARM_BUF);

    mParamHeap->deallocate();
    delete mParamHeap;
    mParamHeap = NULL;

    mParameters = NULL;

    free(mPrevParameters);
    mPrevParameters = NULL;
}

/*===========================================================================
 * FUNCTION   : calcMaxJpegSize
 *
 * DESCRIPTION: Calculates maximum jpeg size supported by the cameraId
 *
 * PARAMETERS :
 *
 * RETURN     : max_jpeg_size
 *==========================================================================*/
size_t QCamera3HardwareInterface::calcMaxJpegSize(uint32_t camera_id)
{
    size_t max_jpeg_size = 0;
    size_t temp_width, temp_height;
    size_t count = MIN(gCamCapability[camera_id]->picture_sizes_tbl_cnt,
            MAX_SIZES_CNT);
    for (size_t i = 0; i < count; i++) {
        temp_width = (size_t)gCamCapability[camera_id]->picture_sizes_tbl[i].width;
        temp_height = (size_t)gCamCapability[camera_id]->picture_sizes_tbl[i].height;
        if (temp_width * temp_height > max_jpeg_size ) {
            max_jpeg_size = temp_width * temp_height;
        }
    }
    max_jpeg_size = max_jpeg_size * 3/2 + sizeof(camera3_jpeg_blob_t);
    return max_jpeg_size;
}

/*===========================================================================
 * FUNCTION   : getMaxRawSize
 *
 * DESCRIPTION: Fetches maximum raw size supported by the cameraId
 *
 * PARAMETERS :
 *
 * RETURN     : Largest supported Raw Dimension
 *==========================================================================*/
cam_dimension_t QCamera3HardwareInterface::getMaxRawSize(uint32_t camera_id)
{
    int max_width = 0;
    cam_dimension_t maxRawSize;

    memset(&maxRawSize, 0, sizeof(cam_dimension_t));
    for (size_t i = 0; i < gCamCapability[camera_id]->supported_raw_dim_cnt; i++) {
        if (max_width < gCamCapability[camera_id]->raw_dim[i].width) {
            max_width = gCamCapability[camera_id]->raw_dim[i].width;
            maxRawSize = gCamCapability[camera_id]->raw_dim[i];
        }
    }
    return maxRawSize;
}


/*===========================================================================
 * FUNCTION   : calcMaxJpegDim
 *
 * DESCRIPTION: Calculates maximum jpeg dimension supported by the cameraId
 *
 * PARAMETERS :
 *
 * RETURN     : max_jpeg_dim
 *==========================================================================*/
cam_dimension_t QCamera3HardwareInterface::calcMaxJpegDim()
{
    cam_dimension_t max_jpeg_dim;
    cam_dimension_t curr_jpeg_dim;
    max_jpeg_dim.width = 0;
    max_jpeg_dim.height = 0;
    curr_jpeg_dim.width = 0;
    curr_jpeg_dim.height = 0;
    for (size_t i = 0; i < gCamCapability[mCameraId]->picture_sizes_tbl_cnt; i++) {
        curr_jpeg_dim.width = gCamCapability[mCameraId]->picture_sizes_tbl[i].width;
        curr_jpeg_dim.height = gCamCapability[mCameraId]->picture_sizes_tbl[i].height;
        if (curr_jpeg_dim.width * curr_jpeg_dim.height >
            max_jpeg_dim.width * max_jpeg_dim.height ) {
            max_jpeg_dim.width = curr_jpeg_dim.width;
            max_jpeg_dim.height = curr_jpeg_dim.height;
        }
    }
    return max_jpeg_dim;
}

/*===========================================================================
 * FUNCTION   : addStreamConfig
 *
 * DESCRIPTION: adds the stream configuration to the array
 *
 * PARAMETERS :
 * @available_stream_configs : pointer to stream configuration array
 * @scalar_format            : scalar format
 * @dim                      : configuration dimension
 * @config_type              : input or output configuration type
 *
 * RETURN     : NONE
 *==========================================================================*/
void QCamera3HardwareInterface::addStreamConfig(Vector<int32_t> &available_stream_configs,
        int32_t scalar_format, const cam_dimension_t &dim, int32_t config_type)
{
    available_stream_configs.add(scalar_format);
    available_stream_configs.add(dim.width);
    available_stream_configs.add(dim.height);
    available_stream_configs.add(config_type);
}

/*===========================================================================
 * FUNCTION   : suppportBurstCapture
 *
 * DESCRIPTION: Whether a particular camera supports BURST_CAPTURE
 *
 * PARAMETERS :
 *   @cameraId  : camera Id
 *
 * RETURN     : true if camera supports BURST_CAPTURE
 *              false otherwise
 *==========================================================================*/
bool QCamera3HardwareInterface::supportBurstCapture(uint32_t cameraId)
{
    const int64_t highResDurationBound = 50000000; // 50 ms, 20 fps
    const int64_t fullResDurationBound = 100000000; // 100 ms, 10 fps
    const int32_t highResWidth = 3264;
    const int32_t highResHeight = 2448;

    if (gCamCapability[cameraId]->picture_min_duration[0] > fullResDurationBound) {
        // Maximum resolution images cannot be captured at >= 10fps
        // -> not supporting BURST_CAPTURE
        return false;
    }

    if (gCamCapability[cameraId]->picture_min_duration[0] <= highResDurationBound) {
        // Maximum resolution images can be captured at >= 20fps
        // --> supporting BURST_CAPTURE
        return true;
    }

    // Find the smallest highRes resolution, or largest resolution if there is none
    size_t totalCnt = MIN(gCamCapability[cameraId]->picture_sizes_tbl_cnt,
            MAX_SIZES_CNT);
    size_t highRes = 0;
    while ((highRes + 1 < totalCnt) &&
            (gCamCapability[cameraId]->picture_sizes_tbl[highRes+1].width *
            gCamCapability[cameraId]->picture_sizes_tbl[highRes+1].height >=
            highResWidth * highResHeight)) {
        highRes++;
    }
    if (gCamCapability[cameraId]->picture_min_duration[highRes] <= highResDurationBound) {
        return true;
    } else {
        return false;
    }
}

/*===========================================================================
 * FUNCTION   : getPDStatIndex
 *
 * DESCRIPTION: Return the meta raw phase detection statistics index if present
 *
 * PARAMETERS :
 *   @caps    : camera capabilities
 *
 * RETURN     : int32_t type
 *              non-negative - on success
 *              -1 - on failure
 *==========================================================================*/
int32_t QCamera3HardwareInterface::getPDStatIndex(cam_capability_t *caps) {
    if (nullptr == caps) {
        return -1;
    }

    uint32_t metaRawCount = caps->meta_raw_channel_count;
    int32_t ret = -1;
    for (size_t i = 0; i < metaRawCount; i++) {
        if (CAM_FORMAT_SUBTYPE_PDAF_STATS == caps->sub_fmt[i]) {
            ret = i;
            break;
        }
    }

    return ret;
}

/*===========================================================================
 * FUNCTION   : initStaticMetadata
 *
 * DESCRIPTION: initialize the static metadata
 *
 * PARAMETERS :
 *   @cameraId  : camera Id
 *
 * RETURN     : int32_t type of status
 *              0  -- success
 *              non-zero failure code
 *==========================================================================*/
int QCamera3HardwareInterface::initStaticMetadata(uint32_t cameraId)
{
    int rc = 0;
    CameraMetadata staticInfo;
    size_t count = 0;
    bool limitedDevice = false;
    char prop[PROPERTY_VALUE_MAX];
    bool supportBurst = false;

    supportBurst = supportBurstCapture(cameraId);

    /* If sensor is YUV sensor (no raw support) or if per-frame control is not
     * guaranteed or if min fps of max resolution is less than 20 fps, its
     * advertised as limited device*/
    limitedDevice = gCamCapability[cameraId]->no_per_frame_control_support ||
            (CAM_SENSOR_YUV == gCamCapability[cameraId]->sensor_type.sens_type) ||
            (CAM_SENSOR_MONO == gCamCapability[cameraId]->sensor_type.sens_type) ||
            !supportBurst;

    uint8_t supportedHwLvl = limitedDevice ?
            ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED :
#ifndef USE_HAL_3_3
            // LEVEL_3 - This device will support level 3.
            ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL_3;
#else
            ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL_FULL;
#endif

    staticInfo.update(ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL,
            &supportedHwLvl, 1);

    bool facingBack = false;
    if ((gCamCapability[cameraId]->position == CAM_POSITION_BACK) ||
            (gCamCapability[cameraId]->position == CAM_POSITION_BACK_AUX)) {
        facingBack = true;
    }
    /*HAL 3 only*/
    staticInfo.update(ANDROID_LENS_INFO_MINIMUM_FOCUS_DISTANCE,
                    &gCamCapability[cameraId]->min_focus_distance, 1);

    staticInfo.update(ANDROID_LENS_INFO_HYPERFOCAL_DISTANCE,
                    &gCamCapability[cameraId]->hyper_focal_distance, 1);

    /*should be using focal lengths but sensor doesn't provide that info now*/
    staticInfo.update(ANDROID_LENS_INFO_AVAILABLE_FOCAL_LENGTHS,
                      &gCamCapability[cameraId]->focal_length,
                      1);

    staticInfo.update(ANDROID_LENS_INFO_AVAILABLE_APERTURES,
            gCamCapability[cameraId]->apertures,
            MIN(CAM_APERTURES_MAX, gCamCapability[cameraId]->apertures_count));

    staticInfo.update(ANDROID_LENS_INFO_AVAILABLE_FILTER_DENSITIES,
            gCamCapability[cameraId]->filter_densities,
            MIN(CAM_FILTER_DENSITIES_MAX, gCamCapability[cameraId]->filter_densities_count));


    uint8_t available_opt_stab_modes[CAM_OPT_STAB_MAX];
    size_t mode_count =
        MIN((size_t)CAM_OPT_STAB_MAX, gCamCapability[cameraId]->optical_stab_modes_count);
    for (size_t i = 0; i < mode_count; i++) {
      available_opt_stab_modes[i] = gCamCapability[cameraId]->optical_stab_modes[i];
    }
    staticInfo.update(ANDROID_LENS_INFO_AVAILABLE_OPTICAL_STABILIZATION,
            available_opt_stab_modes, mode_count);

    int32_t lens_shading_map_size[] = {
            MIN(CAM_MAX_SHADING_MAP_WIDTH, gCamCapability[cameraId]->lens_shading_map_size.width),
            MIN(CAM_MAX_SHADING_MAP_HEIGHT, gCamCapability[cameraId]->lens_shading_map_size.height)};
    staticInfo.update(ANDROID_LENS_INFO_SHADING_MAP_SIZE,
                      lens_shading_map_size,
                      sizeof(lens_shading_map_size)/sizeof(int32_t));

    staticInfo.update(ANDROID_SENSOR_INFO_PHYSICAL_SIZE,
            gCamCapability[cameraId]->sensor_physical_size, SENSOR_PHYSICAL_SIZE_CNT);

    staticInfo.update(ANDROID_SENSOR_INFO_EXPOSURE_TIME_RANGE,
            gCamCapability[cameraId]->exposure_time_range, EXPOSURE_TIME_RANGE_CNT);

    staticInfo.update(ANDROID_SENSOR_INFO_MAX_FRAME_DURATION,
            &gCamCapability[cameraId]->max_frame_duration, 1);

    camera_metadata_rational baseGainFactor = {
            gCamCapability[cameraId]->base_gain_factor.numerator,
            gCamCapability[cameraId]->base_gain_factor.denominator};
    staticInfo.update(ANDROID_SENSOR_BASE_GAIN_FACTOR,
                      &baseGainFactor, 1);

    staticInfo.update(ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT,
                     (uint8_t *)&gCamCapability[cameraId]->color_arrangement, 1);

    int32_t pixel_array_size[] = {gCamCapability[cameraId]->pixel_array_size.width,
            gCamCapability[cameraId]->pixel_array_size.height};
    staticInfo.update(ANDROID_SENSOR_INFO_PIXEL_ARRAY_SIZE,
                      pixel_array_size, sizeof(pixel_array_size)/sizeof(pixel_array_size[0]));

    int32_t active_array_size[] = {gCamCapability[cameraId]->active_array_size.left,
            gCamCapability[cameraId]->active_array_size.top,
            gCamCapability[cameraId]->active_array_size.width,
            gCamCapability[cameraId]->active_array_size.height};
    staticInfo.update(ANDROID_SENSOR_INFO_ACTIVE_ARRAY_SIZE,
            active_array_size, sizeof(active_array_size)/sizeof(active_array_size[0]));

    staticInfo.update(ANDROID_SENSOR_INFO_WHITE_LEVEL,
            &gCamCapability[cameraId]->white_level, 1);

    int32_t adjusted_bl_per_cfa[BLACK_LEVEL_PATTERN_CNT];
    adjustBlackLevelForCFA(gCamCapability[cameraId]->black_level_pattern, adjusted_bl_per_cfa,
            gCamCapability[cameraId]->color_arrangement);
    staticInfo.update(ANDROID_SENSOR_BLACK_LEVEL_PATTERN,
            adjusted_bl_per_cfa, BLACK_LEVEL_PATTERN_CNT);

#ifndef USE_HAL_3_3
    bool hasBlackRegions = false;
    if (gCamCapability[cameraId]->optical_black_region_count > MAX_OPTICAL_BLACK_REGIONS) {
        LOGW("black_region_count: %d is bounded to %d",
            gCamCapability[cameraId]->optical_black_region_count, MAX_OPTICAL_BLACK_REGIONS);
        gCamCapability[cameraId]->optical_black_region_count = MAX_OPTICAL_BLACK_REGIONS;
    }
    if (gCamCapability[cameraId]->optical_black_region_count != 0) {
        int32_t opticalBlackRegions[MAX_OPTICAL_BLACK_REGIONS * 4];
        for (size_t i = 0; i < gCamCapability[cameraId]->optical_black_region_count * 4; i++) {
            opticalBlackRegions[i] = gCamCapability[cameraId]->optical_black_regions[i];
        }
        staticInfo.update(ANDROID_SENSOR_OPTICAL_BLACK_REGIONS,
                opticalBlackRegions, gCamCapability[cameraId]->optical_black_region_count * 4);
        hasBlackRegions = true;
    }
#endif
    staticInfo.update(ANDROID_FLASH_INFO_CHARGE_DURATION,
            &gCamCapability[cameraId]->flash_charge_duration, 1);

    staticInfo.update(ANDROID_TONEMAP_MAX_CURVE_POINTS,
            &gCamCapability[cameraId]->max_tone_map_curve_points, 1);

    uint8_t timestampSource = (gCamCapability[cameraId]->timestamp_calibrated ?
            ANDROID_SENSOR_INFO_TIMESTAMP_SOURCE_REALTIME :
            ANDROID_SENSOR_INFO_TIMESTAMP_SOURCE_UNKNOWN);
    staticInfo.update(ANDROID_SENSOR_INFO_TIMESTAMP_SOURCE,
            &timestampSource, 1);

    //update histogram vendor data
    staticInfo.update(QCAMERA3_HISTOGRAM_BUCKETS,
            &gCamCapability[cameraId]->histogram_size, 1);

    staticInfo.update(QCAMERA3_HISTOGRAM_MAX_COUNT,
            &gCamCapability[cameraId]->max_histogram_count, 1);

    //Set supported bins to be {max_bins, max_bins/2, max_bins/4, ...}
    //so that app can request fewer number of bins than the maximum supported.
    std::vector<int32_t> histBins;
    int32_t maxHistBins = gCamCapability[cameraId]->max_histogram_count;
    histBins.push_back(maxHistBins);
    while ((maxHistBins >> 1) >= MIN_CAM_HISTOGRAM_STATS_SIZE &&
           (maxHistBins & 0x1) == 0) {
        histBins.push_back(maxHistBins >> 1);
        maxHistBins >>= 1;
    }
    staticInfo.update(NEXUS_EXPERIMENTAL_2017_HISTOGRAM_SUPPORTED_BINS,
            histBins.data(), histBins.size());

    int32_t sharpness_map_size[] = {
            gCamCapability[cameraId]->sharpness_map_size.width,
            gCamCapability[cameraId]->sharpness_map_size.height};

    staticInfo.update(ANDROID_STATISTICS_INFO_SHARPNESS_MAP_SIZE,
            sharpness_map_size, sizeof(sharpness_map_size)/sizeof(int32_t));

    staticInfo.update(ANDROID_STATISTICS_INFO_MAX_SHARPNESS_MAP_VALUE,
            &gCamCapability[cameraId]->max_sharpness_map_value, 1);

    int32_t indexPD = getPDStatIndex(gCamCapability[cameraId]);
    if (0 <= indexPD) {
        // Advertise PD stats data as part of the Depth capabilities
        int32_t depthWidth =
                gCamCapability[cameraId]->raw_meta_dim[indexPD].width;
        int32_t depthHeight =
                gCamCapability[cameraId]->raw_meta_dim[indexPD].height;
        int32_t depthStride =
                gCamCapability[cameraId]->raw_meta_dim[indexPD].width * 2;
        int32_t depthSamplesCount = (depthWidth * depthHeight * 2) / 16;
        assert(0 < depthSamplesCount);
        staticInfo.update(ANDROID_DEPTH_MAX_DEPTH_SAMPLES,
                &depthSamplesCount, 1);

        int32_t depthConfigs[] = {HAL_PIXEL_FORMAT_RAW16, depthWidth,
                depthHeight,
                ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_OUTPUT,
                HAL_PIXEL_FORMAT_BLOB, depthSamplesCount, 1,
                ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_OUTPUT};
        staticInfo.update(ANDROID_DEPTH_AVAILABLE_DEPTH_STREAM_CONFIGURATIONS,
                depthConfigs, sizeof(depthConfigs)/sizeof(depthConfigs[0]));

        int64_t depthMinDuration[] = {HAL_PIXEL_FORMAT_RAW16, depthWidth,
                depthHeight, 33333333,
                HAL_PIXEL_FORMAT_BLOB, depthSamplesCount, 1, 33333333};
        staticInfo.update(ANDROID_DEPTH_AVAILABLE_DEPTH_MIN_FRAME_DURATIONS,
                depthMinDuration,
                sizeof(depthMinDuration) / sizeof(depthMinDuration[0]));

        int64_t depthStallDuration[] = {HAL_PIXEL_FORMAT_RAW16, depthWidth,
                depthHeight, 0,
                HAL_PIXEL_FORMAT_BLOB, depthSamplesCount, 1, 0};
        staticInfo.update(ANDROID_DEPTH_AVAILABLE_DEPTH_STALL_DURATIONS,
                depthStallDuration,
                sizeof(depthStallDuration) / sizeof(depthStallDuration[0]));

        uint8_t depthExclusive = ANDROID_DEPTH_DEPTH_IS_EXCLUSIVE_FALSE;
        staticInfo.update(ANDROID_DEPTH_DEPTH_IS_EXCLUSIVE, &depthExclusive, 1);

        int32_t pd_dimensions [] = {depthWidth, depthHeight, depthStride};
        staticInfo.update(NEXUS_EXPERIMENTAL_2017_PD_DATA_DIMENSIONS,
                pd_dimensions, sizeof(pd_dimensions) / sizeof(pd_dimensions[0]));
    }

    int32_t scalar_formats[] = {
            ANDROID_SCALER_AVAILABLE_FORMATS_RAW_OPAQUE,
            ANDROID_SCALER_AVAILABLE_FORMATS_RAW16,
            ANDROID_SCALER_AVAILABLE_FORMATS_YCbCr_420_888,
            ANDROID_SCALER_AVAILABLE_FORMATS_BLOB,
            HAL_PIXEL_FORMAT_RAW10,
            HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED};
    size_t scalar_formats_count = sizeof(scalar_formats) / sizeof(scalar_formats[0]);
    staticInfo.update(ANDROID_SCALER_AVAILABLE_FORMATS, scalar_formats,
            scalar_formats_count);

    int32_t available_processed_sizes[MAX_SIZES_CNT * 2];
    count = MIN(gCamCapability[cameraId]->picture_sizes_tbl_cnt, MAX_SIZES_CNT);
    makeTable(gCamCapability[cameraId]->picture_sizes_tbl,
            count, MAX_SIZES_CNT, available_processed_sizes);
    staticInfo.update(ANDROID_SCALER_AVAILABLE_PROCESSED_SIZES,
            available_processed_sizes, count * 2);

    int32_t available_raw_sizes[MAX_SIZES_CNT * 2];
    count = MIN(gCamCapability[cameraId]->supported_raw_dim_cnt, MAX_SIZES_CNT);
    makeTable(gCamCapability[cameraId]->raw_dim,
            count, MAX_SIZES_CNT, available_raw_sizes);
    staticInfo.update(ANDROID_SCALER_AVAILABLE_RAW_SIZES,
            available_raw_sizes, count * 2);

    int32_t available_fps_ranges[MAX_SIZES_CNT * 2];
    count = MIN(gCamCapability[cameraId]->fps_ranges_tbl_cnt, MAX_SIZES_CNT);
    makeFPSTable(gCamCapability[cameraId]->fps_ranges_tbl,
            count, MAX_SIZES_CNT, available_fps_ranges);
    staticInfo.update(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES,
            available_fps_ranges, count * 2);

    camera_metadata_rational exposureCompensationStep = {
            gCamCapability[cameraId]->exp_compensation_step.numerator,
            gCamCapability[cameraId]->exp_compensation_step.denominator};
    staticInfo.update(ANDROID_CONTROL_AE_COMPENSATION_STEP,
                      &exposureCompensationStep, 1);

    Vector<uint8_t> availableVstabModes;
    availableVstabModes.add(ANDROID_CONTROL_VIDEO_STABILIZATION_MODE_OFF);
    char eis_prop[PROPERTY_VALUE_MAX];
    bool eisSupported = false;
    memset(eis_prop, 0, sizeof(eis_prop));
    property_get("persist.camera.eis.enable", eis_prop, "1");
    uint8_t eis_prop_set = (uint8_t)atoi(eis_prop);
    count = IS_TYPE_MAX;
    count = MIN(gCamCapability[cameraId]->supported_is_types_cnt, count);
    for (size_t i = 0; i < count; i++) {
        if ((gCamCapability[cameraId]->supported_is_types[i] == IS_TYPE_EIS_2_0) ||
            (gCamCapability[cameraId]->supported_is_types[i] == IS_TYPE_EIS_3_0)) {
            eisSupported = true;
            break;
        }
    }
    if (facingBack && eis_prop_set && eisSupported) {
        availableVstabModes.add(ANDROID_CONTROL_VIDEO_STABILIZATION_MODE_ON);
    }
    staticInfo.update(ANDROID_CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES,
                      availableVstabModes.array(), availableVstabModes.size());

    /*HAL 1 and HAL 3 common*/
    uint32_t zoomSteps = gCamCapability[cameraId]->zoom_ratio_tbl_cnt;
    uint32_t maxZoomStep = gCamCapability[cameraId]->zoom_ratio_tbl[zoomSteps - 1];
    uint32_t minZoomStep = 100; //as per HAL1/API1 spec
    // Cap the max zoom to the max preferred value
    float maxZoom = MIN(maxZoomStep/minZoomStep, MAX_PREFERRED_ZOOM_RATIO);
    staticInfo.update(ANDROID_SCALER_AVAILABLE_MAX_DIGITAL_ZOOM,
            &maxZoom, 1);

    uint8_t croppingType = ANDROID_SCALER_CROPPING_TYPE_CENTER_ONLY;
    staticInfo.update(ANDROID_SCALER_CROPPING_TYPE, &croppingType, 1);

    int32_t max3aRegions[3] = {/*AE*/1,/*AWB*/ 0,/*AF*/ 1};
    if (gCamCapability[cameraId]->supported_focus_modes_cnt == 1)
        max3aRegions[2] = 0; /* AF not supported */
    staticInfo.update(ANDROID_CONTROL_MAX_REGIONS,
            max3aRegions, 3);

    /* 0: OFF, 1: OFF+SIMPLE, 2: OFF+FULL, 3: OFF+SIMPLE+FULL */
    memset(prop, 0, sizeof(prop));
    property_get("persist.camera.facedetect", prop, "1");
    uint8_t supportedFaceDetectMode = (uint8_t)atoi(prop);
    LOGD("Support face detection mode: %d",
             supportedFaceDetectMode);

    int32_t maxFaces = gCamCapability[cameraId]->max_num_roi;
    /* support mode should be OFF if max number of face is 0 */
    if (maxFaces <= 0) {
        supportedFaceDetectMode = 0;
    }
    Vector<uint8_t> availableFaceDetectModes;
    availableFaceDetectModes.add(ANDROID_STATISTICS_FACE_DETECT_MODE_OFF);
    if (supportedFaceDetectMode == 1) {
        availableFaceDetectModes.add(ANDROID_STATISTICS_FACE_DETECT_MODE_SIMPLE);
    } else if (supportedFaceDetectMode == 2) {
        availableFaceDetectModes.add(ANDROID_STATISTICS_FACE_DETECT_MODE_FULL);
    } else if (supportedFaceDetectMode == 3) {
        availableFaceDetectModes.add(ANDROID_STATISTICS_FACE_DETECT_MODE_SIMPLE);
        availableFaceDetectModes.add(ANDROID_STATISTICS_FACE_DETECT_MODE_FULL);
    } else {
        maxFaces = 0;
    }
    staticInfo.update(ANDROID_STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES,
            availableFaceDetectModes.array(),
            availableFaceDetectModes.size());
    staticInfo.update(ANDROID_STATISTICS_INFO_MAX_FACE_COUNT,
            (int32_t *)&maxFaces, 1);
    uint8_t face_bsgc = gCamCapability[cameraId]->face_bsgc;
    staticInfo.update(QCAMERA3_STATS_BSGC_AVAILABLE,
            &face_bsgc, 1);

    int32_t exposureCompensationRange[] = {
            gCamCapability[cameraId]->exposure_compensation_min,
            gCamCapability[cameraId]->exposure_compensation_max};
    staticInfo.update(ANDROID_CONTROL_AE_COMPENSATION_RANGE,
            exposureCompensationRange,
            sizeof(exposureCompensationRange)/sizeof(int32_t));

    uint8_t lensFacing = (facingBack) ?
            ANDROID_LENS_FACING_BACK : ANDROID_LENS_FACING_FRONT;
    staticInfo.update(ANDROID_LENS_FACING, &lensFacing, 1);

    staticInfo.update(ANDROID_JPEG_AVAILABLE_THUMBNAIL_SIZES,
                      available_thumbnail_sizes,
                      sizeof(available_thumbnail_sizes)/sizeof(int32_t));

    /*all sizes will be clubbed into this tag*/
    count = MIN(gCamCapability[cameraId]->picture_sizes_tbl_cnt, MAX_SIZES_CNT);
    /*android.scaler.availableStreamConfigurations*/
    Vector<int32_t> available_stream_configs;
    cam_dimension_t active_array_dim;
    active_array_dim.width = gCamCapability[cameraId]->active_array_size.width;
    active_array_dim.height = gCamCapability[cameraId]->active_array_size.height;

    /*advertise list of input dimensions supported based on below property.
    By default all sizes upto 5MP will be advertised.
    Note that the setprop resolution format should be WxH.
    e.g: adb shell setprop persist.camera.input.minsize 1280x720
    To list all supported sizes, setprop needs to be set with "0x0" */
    cam_dimension_t minInputSize = {2592,1944}; //5MP
    memset(prop, 0, sizeof(prop));
    property_get("persist.camera.input.minsize", prop, "2592x1944");
    if (strlen(prop) > 0) {
        char *saveptr = NULL;
        char *token = strtok_r(prop, "x", &saveptr);
        if (token != NULL) {
            minInputSize.width = atoi(token);
        }
        token = strtok_r(NULL, "x", &saveptr);
        if (token != NULL) {
            minInputSize.height = atoi(token);
        }
    }

    /* Add input/output stream configurations for each scalar formats*/
    for (size_t j = 0; j < scalar_formats_count; j++) {
        switch (scalar_formats[j]) {
        case ANDROID_SCALER_AVAILABLE_FORMATS_RAW16:
        case ANDROID_SCALER_AVAILABLE_FORMATS_RAW_OPAQUE:
        case HAL_PIXEL_FORMAT_RAW10:
            for (size_t i = 0; i < MIN(MAX_SIZES_CNT,
                    gCamCapability[cameraId]->supported_raw_dim_cnt); i++) {
                addStreamConfig(available_stream_configs, scalar_formats[j],
                        gCamCapability[cameraId]->raw_dim[i],
                        ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_OUTPUT);
            }
            break;
        case HAL_PIXEL_FORMAT_BLOB:
            for (size_t i = 0; i < MIN(MAX_SIZES_CNT,
                    gCamCapability[cameraId]->picture_sizes_tbl_cnt); i++) {
                addStreamConfig(available_stream_configs, scalar_formats[j],
                        gCamCapability[cameraId]->picture_sizes_tbl[i],
                        ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_OUTPUT);
            }
            break;
        case HAL_PIXEL_FORMAT_YCbCr_420_888:
        case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED:
        default:
            cam_dimension_t largest_picture_size;
            memset(&largest_picture_size, 0, sizeof(cam_dimension_t));
            for (size_t i = 0; i < MIN(MAX_SIZES_CNT,
                    gCamCapability[cameraId]->picture_sizes_tbl_cnt); i++) {
                addStreamConfig(available_stream_configs, scalar_formats[j],
                        gCamCapability[cameraId]->picture_sizes_tbl[i],
                        ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_OUTPUT);
                /*For below 2 formats we also support i/p streams for reprocessing advertise those*/
                if ((scalar_formats[j] == HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED ||
                        scalar_formats[j] == HAL_PIXEL_FORMAT_YCbCr_420_888) && i == 0) {
                     if ((gCamCapability[cameraId]->picture_sizes_tbl[i].width
                            >= minInputSize.width) || (gCamCapability[cameraId]->
                            picture_sizes_tbl[i].height >= minInputSize.height)) {
                         addStreamConfig(available_stream_configs, scalar_formats[j],
                                 gCamCapability[cameraId]->picture_sizes_tbl[i],
                                 ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_INPUT);
                     }
                }
            }

            break;
        }
    }

    staticInfo.update(ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS,
                      available_stream_configs.array(), available_stream_configs.size());
    static const uint8_t hotpixelMode = ANDROID_HOT_PIXEL_MODE_FAST;
    staticInfo.update(ANDROID_HOT_PIXEL_MODE, &hotpixelMode, 1);

    static const uint8_t hotPixelMapMode = ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE_OFF;
    staticInfo.update(ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE, &hotPixelMapMode, 1);

    /* android.scaler.availableMinFrameDurations */
    Vector<int64_t> available_min_durations;
    for (size_t j = 0; j < scalar_formats_count; j++) {
        switch (scalar_formats[j]) {
        case ANDROID_SCALER_AVAILABLE_FORMATS_RAW16:
        case ANDROID_SCALER_AVAILABLE_FORMATS_RAW_OPAQUE:
        case HAL_PIXEL_FORMAT_RAW10:
            for (size_t i = 0; i < MIN(MAX_SIZES_CNT,
                    gCamCapability[cameraId]->supported_raw_dim_cnt); i++) {
                available_min_durations.add(scalar_formats[j]);
                available_min_durations.add(gCamCapability[cameraId]->raw_dim[i].width);
                available_min_durations.add(gCamCapability[cameraId]->raw_dim[i].height);
                available_min_durations.add(gCamCapability[cameraId]->raw_min_duration[i]);
            }
            break;
        default:
            for (size_t i = 0; i < MIN(MAX_SIZES_CNT,
                    gCamCapability[cameraId]->picture_sizes_tbl_cnt); i++) {
                available_min_durations.add(scalar_formats[j]);
                available_min_durations.add(gCamCapability[cameraId]->picture_sizes_tbl[i].width);
                available_min_durations.add(gCamCapability[cameraId]->picture_sizes_tbl[i].height);
                available_min_durations.add(gCamCapability[cameraId]->picture_min_duration[i]);
            }
            break;
        }
    }
    staticInfo.update(ANDROID_SCALER_AVAILABLE_MIN_FRAME_DURATIONS,
                      available_min_durations.array(), available_min_durations.size());

    Vector<int32_t> available_hfr_configs;
    for (size_t i = 0; i < gCamCapability[cameraId]->hfr_tbl_cnt; i++) {
        int32_t fps = 0;
        switch (gCamCapability[cameraId]->hfr_tbl[i].mode) {
        case CAM_HFR_MODE_60FPS:
            fps = 60;
            break;
        case CAM_HFR_MODE_90FPS:
            fps = 90;
            break;
        case CAM_HFR_MODE_120FPS:
            fps = 120;
            break;
        case CAM_HFR_MODE_150FPS:
            fps = 150;
            break;
        case CAM_HFR_MODE_180FPS:
            fps = 180;
            break;
        case CAM_HFR_MODE_210FPS:
            fps = 210;
            break;
        case CAM_HFR_MODE_240FPS:
            fps = 240;
            break;
        case CAM_HFR_MODE_480FPS:
            fps = 480;
            break;
        case CAM_HFR_MODE_OFF:
        case CAM_HFR_MODE_MAX:
        default:
            break;
        }

        /* Advertise only MIN_FPS_FOR_BATCH_MODE or above as HIGH_SPEED_CONFIGS */
        if (fps >= MIN_FPS_FOR_BATCH_MODE) {
            /* For each HFR frame rate, need to advertise one variable fps range
             * and one fixed fps range per dimension. Eg: for 120 FPS, advertise [30, 120]
             * and [120, 120]. While camcorder preview alone is running [30, 120] is
             * set by the app. When video recording is started, [120, 120] is
             * set. This way sensor configuration does not change when recording
             * is started */

            /* (width, height, fps_min, fps_max, batch_size_max) */
            for (size_t j = 0; j < gCamCapability[cameraId]->hfr_tbl[i].dim_cnt &&
                j < MAX_SIZES_CNT; j++) {
                available_hfr_configs.add(
                        gCamCapability[cameraId]->hfr_tbl[i].dim[j].width);
                available_hfr_configs.add(
                        gCamCapability[cameraId]->hfr_tbl[i].dim[j].height);
                available_hfr_configs.add(PREVIEW_FPS_FOR_HFR);
                available_hfr_configs.add(fps);
                available_hfr_configs.add(fps / PREVIEW_FPS_FOR_HFR);

                /* (width, height, fps_min, fps_max, batch_size_max) */
                available_hfr_configs.add(
                        gCamCapability[cameraId]->hfr_tbl[i].dim[j].width);
                available_hfr_configs.add(
                        gCamCapability[cameraId]->hfr_tbl[i].dim[j].height);
                available_hfr_configs.add(fps);
                available_hfr_configs.add(fps);
                available_hfr_configs.add(fps / PREVIEW_FPS_FOR_HFR);
            }
       }
    }
    //Advertise HFR capability only if the property is set
    memset(prop, 0, sizeof(prop));
    property_get("persist.camera.hal3hfr.enable", prop, "1");
    uint8_t hfrEnable = (uint8_t)atoi(prop);

    if(hfrEnable && available_hfr_configs.array()) {
        staticInfo.update(
                ANDROID_CONTROL_AVAILABLE_HIGH_SPEED_VIDEO_CONFIGURATIONS,
                available_hfr_configs.array(), available_hfr_configs.size());
    }

    int32_t max_jpeg_size = (int32_t)calcMaxJpegSize(cameraId);
    staticInfo.update(ANDROID_JPEG_MAX_SIZE,
                      &max_jpeg_size, 1);

    uint8_t avail_effects[CAM_EFFECT_MODE_MAX];
    size_t size = 0;
    count = CAM_EFFECT_MODE_MAX;
    count = MIN(gCamCapability[cameraId]->supported_effects_cnt, count);
    for (size_t i = 0; i < count; i++) {
        int val = lookupFwkName(EFFECT_MODES_MAP, METADATA_MAP_SIZE(EFFECT_MODES_MAP),
                gCamCapability[cameraId]->supported_effects[i]);
        if (NAME_NOT_FOUND != val) {
            avail_effects[size] = (uint8_t)val;
            size++;
        }
    }
    staticInfo.update(ANDROID_CONTROL_AVAILABLE_EFFECTS,
                      avail_effects,
                      size);

    uint8_t avail_scene_modes[CAM_SCENE_MODE_MAX];
    uint8_t supported_indexes[CAM_SCENE_MODE_MAX];
    size_t supported_scene_modes_cnt = 0;
    count = CAM_SCENE_MODE_MAX;
    count = MIN(gCamCapability[cameraId]->supported_scene_modes_cnt, count);
    for (size_t i = 0; i < count; i++) {
        if (gCamCapability[cameraId]->supported_scene_modes[i] !=
                CAM_SCENE_MODE_OFF) {
            int val = lookupFwkName(SCENE_MODES_MAP,
                    METADATA_MAP_SIZE(SCENE_MODES_MAP),
                    gCamCapability[cameraId]->supported_scene_modes[i]);

            if (NAME_NOT_FOUND != val) {
                avail_scene_modes[supported_scene_modes_cnt] = (uint8_t)val;
                supported_indexes[supported_scene_modes_cnt] = (uint8_t)i;
                supported_scene_modes_cnt++;
            }
        }
    }
    staticInfo.update(ANDROID_CONTROL_AVAILABLE_SCENE_MODES,
                      avail_scene_modes,
                      supported_scene_modes_cnt);

    uint8_t scene_mode_overrides[CAM_SCENE_MODE_MAX  * 3];
    makeOverridesList(gCamCapability[cameraId]->scene_mode_overrides,
                      supported_scene_modes_cnt,
                      CAM_SCENE_MODE_MAX,
                      scene_mode_overrides,
                      supported_indexes,
                      cameraId);

    if (supported_scene_modes_cnt == 0) {
        supported_scene_modes_cnt = 1;
        avail_scene_modes[0] = ANDROID_CONTROL_SCENE_MODE_DISABLED;
    }

    staticInfo.update(ANDROID_CONTROL_SCENE_MODE_OVERRIDES,
            scene_mode_overrides, supported_scene_modes_cnt * 3);

    uint8_t available_control_modes[] = {ANDROID_CONTROL_MODE_OFF,
                                         ANDROID_CONTROL_MODE_AUTO,
                                         ANDROID_CONTROL_MODE_USE_SCENE_MODE};
    staticInfo.update(ANDROID_CONTROL_AVAILABLE_MODES,
            available_control_modes,
            3);

    uint8_t avail_antibanding_modes[CAM_ANTIBANDING_MODE_MAX];
    size = 0;
    count = CAM_ANTIBANDING_MODE_MAX;
    count = MIN(gCamCapability[cameraId]->supported_antibandings_cnt, count);
    for (size_t i = 0; i < count; i++) {
        int val = lookupFwkName(ANTIBANDING_MODES_MAP, METADATA_MAP_SIZE(ANTIBANDING_MODES_MAP),
                gCamCapability[cameraId]->supported_antibandings[i]);
        if (NAME_NOT_FOUND != val) {
            avail_antibanding_modes[size] = (uint8_t)val;
            size++;
        }

    }
    staticInfo.update(ANDROID_CONTROL_AE_AVAILABLE_ANTIBANDING_MODES,
                      avail_antibanding_modes,
                      size);

    uint8_t avail_abberation_modes[] = {
            ANDROID_COLOR_CORRECTION_ABERRATION_MODE_OFF,
            ANDROID_COLOR_CORRECTION_ABERRATION_MODE_FAST,
            ANDROID_COLOR_CORRECTION_ABERRATION_MODE_HIGH_QUALITY};
    count = CAM_COLOR_CORRECTION_ABERRATION_MAX;
    count = MIN(gCamCapability[cameraId]->aberration_modes_count, count);
    if (0 == count) {
        //  If no aberration correction modes are available for a device, this advertise OFF mode
        size = 1;
    } else {
        // If count is not zero then atleast one among the FAST or HIGH quality is supported
        // So, advertize all 3 modes if atleast any one mode is supported as per the
        // new M requirement
        size = 3;
    }
    staticInfo.update(ANDROID_COLOR_CORRECTION_AVAILABLE_ABERRATION_MODES,
            avail_abberation_modes,
            size);

    uint8_t avail_af_modes[CAM_FOCUS_MODE_MAX];
    size = 0;
    count = CAM_FOCUS_MODE_MAX;
    count = MIN(gCamCapability[cameraId]->supported_focus_modes_cnt, count);
    for (size_t i = 0; i < count; i++) {
        int val = lookupFwkName(FOCUS_MODES_MAP, METADATA_MAP_SIZE(FOCUS_MODES_MAP),
                gCamCapability[cameraId]->supported_focus_modes[i]);
        if (NAME_NOT_FOUND != val) {
            avail_af_modes[size] = (uint8_t)val;
            size++;
        }
    }
    staticInfo.update(ANDROID_CONTROL_AF_AVAILABLE_MODES,
                      avail_af_modes,
                      size);

    uint8_t avail_awb_modes[CAM_WB_MODE_MAX];
    size = 0;
    count = CAM_WB_MODE_MAX;
    count = MIN(gCamCapability[cameraId]->supported_white_balances_cnt, count);
    for (size_t i = 0; i < count; i++) {
        int val = lookupFwkName(WHITE_BALANCE_MODES_MAP,
                METADATA_MAP_SIZE(WHITE_BALANCE_MODES_MAP),
                gCamCapability[cameraId]->supported_white_balances[i]);
        if (NAME_NOT_FOUND != val) {
            avail_awb_modes[size] = (uint8_t)val;
            size++;
        }
    }
    staticInfo.update(ANDROID_CONTROL_AWB_AVAILABLE_MODES,
                      avail_awb_modes,
                      size);

    uint8_t available_flash_levels[CAM_FLASH_FIRING_LEVEL_MAX];
    count = CAM_FLASH_FIRING_LEVEL_MAX;
    count = MIN(gCamCapability[cameraId]->supported_flash_firing_level_cnt,
            count);
    for (size_t i = 0; i < count; i++) {
        available_flash_levels[i] =
                gCamCapability[cameraId]->supported_firing_levels[i];
    }
    staticInfo.update(ANDROID_FLASH_FIRING_POWER,
            available_flash_levels, count);

    uint8_t flashAvailable;
    if (gCamCapability[cameraId]->flash_available)
        flashAvailable = ANDROID_FLASH_INFO_AVAILABLE_TRUE;
    else
        flashAvailable = ANDROID_FLASH_INFO_AVAILABLE_FALSE;
    staticInfo.update(ANDROID_FLASH_INFO_AVAILABLE,
            &flashAvailable, 1);

    Vector<uint8_t> avail_ae_modes;
    count = CAM_AE_MODE_MAX;
    count = MIN(gCamCapability[cameraId]->supported_ae_modes_cnt, count);
    for (size_t i = 0; i < count; i++) {
        uint8_t aeMode = gCamCapability[cameraId]->supported_ae_modes[i];
        if (aeMode == CAM_AE_MODE_ON_EXTERNAL_FLASH) {
            aeMode = NEXUS_EXPERIMENTAL_2016_CONTROL_AE_MODE_EXTERNAL_FLASH;
        }
        avail_ae_modes.add(aeMode);
    }
    if (flashAvailable) {
        avail_ae_modes.add(ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH);
        avail_ae_modes.add(ANDROID_CONTROL_AE_MODE_ON_ALWAYS_FLASH);
    }
    staticInfo.update(ANDROID_CONTROL_AE_AVAILABLE_MODES,
                      avail_ae_modes.array(),
                      avail_ae_modes.size());

    int32_t sensitivity_range[2];
    sensitivity_range[0] = gCamCapability[cameraId]->sensitivity_range.min_sensitivity;
    sensitivity_range[1] = gCamCapability[cameraId]->sensitivity_range.max_sensitivity;
    staticInfo.update(ANDROID_SENSOR_INFO_SENSITIVITY_RANGE,
                      sensitivity_range,
                      sizeof(sensitivity_range) / sizeof(int32_t));

    staticInfo.update(ANDROID_SENSOR_MAX_ANALOG_SENSITIVITY,
                      &gCamCapability[cameraId]->max_analog_sensitivity,
                      1);

    int32_t sensor_orientation = (int32_t)gCamCapability[cameraId]->sensor_mount_angle;
    staticInfo.update(ANDROID_SENSOR_ORIENTATION,
                      &sensor_orientation,
                      1);

    int32_t max_output_streams[] = {
            MAX_STALLING_STREAMS,
            MAX_PROCESSED_STREAMS,
            MAX_RAW_STREAMS};
    staticInfo.update(ANDROID_REQUEST_MAX_NUM_OUTPUT_STREAMS,
            max_output_streams,
            sizeof(max_output_streams)/sizeof(max_output_streams[0]));

    uint8_t avail_leds = 0;
    staticInfo.update(ANDROID_LED_AVAILABLE_LEDS,
                      &avail_leds, 0);

    uint8_t focus_dist_calibrated;
    int val = lookupFwkName(FOCUS_CALIBRATION_MAP, METADATA_MAP_SIZE(FOCUS_CALIBRATION_MAP),
            gCamCapability[cameraId]->focus_dist_calibrated);
    if (NAME_NOT_FOUND != val) {
        focus_dist_calibrated = (uint8_t)val;
        staticInfo.update(ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION,
                     &focus_dist_calibrated, 1);
    }

    int32_t avail_testpattern_modes[MAX_TEST_PATTERN_CNT];
    size = 0;
    count = MIN(gCamCapability[cameraId]->supported_test_pattern_modes_cnt,
            MAX_TEST_PATTERN_CNT);
    for (size_t i = 0; i < count; i++) {
        int testpatternMode = lookupFwkName(TEST_PATTERN_MAP, METADATA_MAP_SIZE(TEST_PATTERN_MAP),
                gCamCapability[cameraId]->supported_test_pattern_modes[i]);
        if (NAME_NOT_FOUND != testpatternMode) {
            avail_testpattern_modes[size] = testpatternMode;
            size++;
        }
    }
    staticInfo.update(ANDROID_SENSOR_AVAILABLE_TEST_PATTERN_MODES,
                      avail_testpattern_modes,
                      size);

    uint8_t max_pipeline_depth = (uint8_t)(MAX_INFLIGHT_REQUESTS + EMPTY_PIPELINE_DELAY + FRAME_SKIP_DELAY);
    staticInfo.update(ANDROID_REQUEST_PIPELINE_MAX_DEPTH,
                      &max_pipeline_depth,
                      1);

    int32_t partial_result_count = PARTIAL_RESULT_COUNT;
    staticInfo.update(ANDROID_REQUEST_PARTIAL_RESULT_COUNT,
                      &partial_result_count,
                       1);

    int32_t max_stall_duration = MAX_REPROCESS_STALL;
    staticInfo.update(ANDROID_REPROCESS_MAX_CAPTURE_STALL, &max_stall_duration, 1);

    Vector<uint8_t> available_capabilities;
    available_capabilities.add(ANDROID_REQUEST_AVAILABLE_CAPABILITIES_BACKWARD_COMPATIBLE);
    available_capabilities.add(ANDROID_REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR);
    available_capabilities.add(ANDROID_REQUEST_AVAILABLE_CAPABILITIES_MANUAL_POST_PROCESSING);
    available_capabilities.add(ANDROID_REQUEST_AVAILABLE_CAPABILITIES_READ_SENSOR_SETTINGS);
    if (supportBurst) {
        available_capabilities.add(ANDROID_REQUEST_AVAILABLE_CAPABILITIES_BURST_CAPTURE);
    }
    available_capabilities.add(ANDROID_REQUEST_AVAILABLE_CAPABILITIES_PRIVATE_REPROCESSING);
    available_capabilities.add(ANDROID_REQUEST_AVAILABLE_CAPABILITIES_YUV_REPROCESSING);
    if (hfrEnable && available_hfr_configs.array()) {
        available_capabilities.add(
                ANDROID_REQUEST_AVAILABLE_CAPABILITIES_CONSTRAINED_HIGH_SPEED_VIDEO);
    }

    if (CAM_SENSOR_YUV != gCamCapability[cameraId]->sensor_type.sens_type) {
        available_capabilities.add(ANDROID_REQUEST_AVAILABLE_CAPABILITIES_RAW);
    }
    staticInfo.update(ANDROID_REQUEST_AVAILABLE_CAPABILITIES,
            available_capabilities.array(),
            available_capabilities.size());

    //aeLockAvailable to be set to true if capabilities has MANUAL_SENSOR or BURST_CAPTURE
    //Assumption is that all bayer cameras support MANUAL_SENSOR.
    uint8_t aeLockAvailable = (gCamCapability[cameraId]->sensor_type.sens_type == CAM_SENSOR_RAW) ?
            ANDROID_CONTROL_AE_LOCK_AVAILABLE_TRUE : ANDROID_CONTROL_AE_LOCK_AVAILABLE_FALSE;

    staticInfo.update(ANDROID_CONTROL_AE_LOCK_AVAILABLE,
            &aeLockAvailable, 1);

    //awbLockAvailable to be set to true if capabilities has MANUAL_POST_PROCESSING or
    //BURST_CAPTURE. Assumption is that all bayer cameras support MANUAL_POST_PROCESSING.
    uint8_t awbLockAvailable = (gCamCapability[cameraId]->sensor_type.sens_type == CAM_SENSOR_RAW) ?
            ANDROID_CONTROL_AWB_LOCK_AVAILABLE_TRUE : ANDROID_CONTROL_AWB_LOCK_AVAILABLE_FALSE;

    staticInfo.update(ANDROID_CONTROL_AWB_LOCK_AVAILABLE,
            &awbLockAvailable, 1);

    int32_t max_input_streams = 1;
    staticInfo.update(ANDROID_REQUEST_MAX_NUM_INPUT_STREAMS,
                      &max_input_streams,
                      1);

    /* format of the map is : input format, num_output_formats, outputFormat1,..,outputFormatN */
    int32_t io_format_map[] = {HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, 2,
            HAL_PIXEL_FORMAT_BLOB, HAL_PIXEL_FORMAT_YCbCr_420_888,
            HAL_PIXEL_FORMAT_YCbCr_420_888, 2, HAL_PIXEL_FORMAT_BLOB,
            HAL_PIXEL_FORMAT_YCbCr_420_888};
    staticInfo.update(ANDROID_SCALER_AVAILABLE_INPUT_OUTPUT_FORMATS_MAP,
                      io_format_map, sizeof(io_format_map)/sizeof(io_format_map[0]));

    int32_t max_latency = ANDROID_SYNC_MAX_LATENCY_PER_FRAME_CONTROL;
    staticInfo.update(ANDROID_SYNC_MAX_LATENCY,
                      &max_latency,
                      1);

#ifndef USE_HAL_3_3
    int32_t isp_sensitivity_range[2];
    isp_sensitivity_range[0] =
        gCamCapability[cameraId]->isp_sensitivity_range.min_sensitivity;
    isp_sensitivity_range[1] =
        gCamCapability[cameraId]->isp_sensitivity_range.max_sensitivity;
    staticInfo.update(ANDROID_CONTROL_POST_RAW_SENSITIVITY_BOOST_RANGE,
                      isp_sensitivity_range,
                      sizeof(isp_sensitivity_range) / sizeof(isp_sensitivity_range[0]));
#endif

    uint8_t available_hot_pixel_modes[] = {ANDROID_HOT_PIXEL_MODE_FAST,
                                           ANDROID_HOT_PIXEL_MODE_HIGH_QUALITY};
    staticInfo.update(ANDROID_HOT_PIXEL_AVAILABLE_HOT_PIXEL_MODES,
            available_hot_pixel_modes,
            sizeof(available_hot_pixel_modes)/sizeof(available_hot_pixel_modes[0]));

    uint8_t available_shading_modes[] = {ANDROID_SHADING_MODE_OFF,
                                         ANDROID_SHADING_MODE_FAST,
                                         ANDROID_SHADING_MODE_HIGH_QUALITY};
    staticInfo.update(ANDROID_SHADING_AVAILABLE_MODES,
                      available_shading_modes,
                      3);

    uint8_t available_lens_shading_map_modes[] = {ANDROID_STATISTICS_LENS_SHADING_MAP_MODE_OFF,
                                                  ANDROID_STATISTICS_LENS_SHADING_MAP_MODE_ON};
    staticInfo.update(ANDROID_STATISTICS_INFO_AVAILABLE_LENS_SHADING_MAP_MODES,
                      available_lens_shading_map_modes,
                      2);

    uint8_t available_edge_modes[] = {ANDROID_EDGE_MODE_OFF,
                                      ANDROID_EDGE_MODE_FAST,
                                      ANDROID_EDGE_MODE_HIGH_QUALITY,
                                      ANDROID_EDGE_MODE_ZERO_SHUTTER_LAG};
    staticInfo.update(ANDROID_EDGE_AVAILABLE_EDGE_MODES,
            available_edge_modes,
            sizeof(available_edge_modes)/sizeof(available_edge_modes[0]));

    uint8_t available_noise_red_modes[] = {ANDROID_NOISE_REDUCTION_MODE_OFF,
                                           ANDROID_NOISE_REDUCTION_MODE_FAST,
                                           ANDROID_NOISE_REDUCTION_MODE_HIGH_QUALITY,
                                           ANDROID_NOISE_REDUCTION_MODE_MINIMAL,
                                           ANDROID_NOISE_REDUCTION_MODE_ZERO_SHUTTER_LAG};
    staticInfo.update(ANDROID_NOISE_REDUCTION_AVAILABLE_NOISE_REDUCTION_MODES,
            available_noise_red_modes,
            sizeof(available_noise_red_modes)/sizeof(available_noise_red_modes[0]));

    uint8_t available_tonemap_modes[] = {ANDROID_TONEMAP_MODE_CONTRAST_CURVE,
                                         ANDROID_TONEMAP_MODE_FAST,
                                         ANDROID_TONEMAP_MODE_HIGH_QUALITY};
    staticInfo.update(ANDROID_TONEMAP_AVAILABLE_TONE_MAP_MODES,
            available_tonemap_modes,
            sizeof(available_tonemap_modes)/sizeof(available_tonemap_modes[0]));

    uint8_t available_hot_pixel_map_modes[] = {ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE_OFF};
    staticInfo.update(ANDROID_STATISTICS_INFO_AVAILABLE_HOT_PIXEL_MAP_MODES,
            available_hot_pixel_map_modes,
            sizeof(available_hot_pixel_map_modes)/sizeof(available_hot_pixel_map_modes[0]));

    val = lookupFwkName(REFERENCE_ILLUMINANT_MAP, METADATA_MAP_SIZE(REFERENCE_ILLUMINANT_MAP),
            gCamCapability[cameraId]->reference_illuminant1);
    if (NAME_NOT_FOUND != val) {
        uint8_t fwkReferenceIlluminant = (uint8_t)val;
        staticInfo.update(ANDROID_SENSOR_REFERENCE_ILLUMINANT1, &fwkReferenceIlluminant, 1);
    }

    val = lookupFwkName(REFERENCE_ILLUMINANT_MAP, METADATA_MAP_SIZE(REFERENCE_ILLUMINANT_MAP),
            gCamCapability[cameraId]->reference_illuminant2);
    if (NAME_NOT_FOUND != val) {
        uint8_t fwkReferenceIlluminant = (uint8_t)val;
        staticInfo.update(ANDROID_SENSOR_REFERENCE_ILLUMINANT2, &fwkReferenceIlluminant, 1);
    }

    staticInfo.update(ANDROID_SENSOR_FORWARD_MATRIX1, (camera_metadata_rational_t *)
            (void *)gCamCapability[cameraId]->forward_matrix1,
            FORWARD_MATRIX_COLS * FORWARD_MATRIX_ROWS);

    staticInfo.update(ANDROID_SENSOR_FORWARD_MATRIX2, (camera_metadata_rational_t *)
            (void *)gCamCapability[cameraId]->forward_matrix2,
            FORWARD_MATRIX_COLS * FORWARD_MATRIX_ROWS);

    staticInfo.update(ANDROID_SENSOR_COLOR_TRANSFORM1, (camera_metadata_rational_t *)
            (void *)gCamCapability[cameraId]->color_transform1,
            COLOR_TRANSFORM_COLS * COLOR_TRANSFORM_ROWS);

    staticInfo.update(ANDROID_SENSOR_COLOR_TRANSFORM2, (camera_metadata_rational_t *)
            (void *)gCamCapability[cameraId]->color_transform2,
            COLOR_TRANSFORM_COLS * COLOR_TRANSFORM_ROWS);

    staticInfo.update(ANDROID_SENSOR_CALIBRATION_TRANSFORM1, (camera_metadata_rational_t *)
            (void *)gCamCapability[cameraId]->calibration_transform1,
            CAL_TRANSFORM_COLS * CAL_TRANSFORM_ROWS);

    staticInfo.update(ANDROID_SENSOR_CALIBRATION_TRANSFORM2, (camera_metadata_rational_t *)
            (void *)gCamCapability[cameraId]->calibration_transform2,
            CAL_TRANSFORM_COLS * CAL_TRANSFORM_ROWS);

    int32_t request_keys_basic[] = {ANDROID_COLOR_CORRECTION_MODE,
       ANDROID_COLOR_CORRECTION_TRANSFORM, ANDROID_COLOR_CORRECTION_GAINS,
       ANDROID_COLOR_CORRECTION_ABERRATION_MODE,
       ANDROID_CONTROL_AE_ANTIBANDING_MODE, ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION,
       ANDROID_CONTROL_AE_LOCK, ANDROID_CONTROL_AE_MODE,
       ANDROID_CONTROL_AE_REGIONS, ANDROID_CONTROL_AE_TARGET_FPS_RANGE,
       ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER, ANDROID_CONTROL_AF_MODE,
       ANDROID_CONTROL_AF_TRIGGER, ANDROID_CONTROL_AWB_LOCK,
       ANDROID_CONTROL_AWB_MODE, ANDROID_CONTROL_CAPTURE_INTENT,
       ANDROID_CONTROL_EFFECT_MODE, ANDROID_CONTROL_MODE,
       ANDROID_CONTROL_SCENE_MODE, ANDROID_CONTROL_VIDEO_STABILIZATION_MODE,
       ANDROID_DEMOSAIC_MODE, ANDROID_EDGE_MODE,
       ANDROID_FLASH_FIRING_POWER, ANDROID_FLASH_FIRING_TIME, ANDROID_FLASH_MODE,
       ANDROID_JPEG_GPS_COORDINATES,
       ANDROID_JPEG_GPS_PROCESSING_METHOD, ANDROID_JPEG_GPS_TIMESTAMP,
       ANDROID_JPEG_ORIENTATION, ANDROID_JPEG_QUALITY, ANDROID_JPEG_THUMBNAIL_QUALITY,
       ANDROID_JPEG_THUMBNAIL_SIZE, ANDROID_LENS_APERTURE, ANDROID_LENS_FILTER_DENSITY,
       ANDROID_LENS_FOCAL_LENGTH, ANDROID_LENS_FOCUS_DISTANCE,
       ANDROID_LENS_OPTICAL_STABILIZATION_MODE, ANDROID_NOISE_REDUCTION_MODE,
       ANDROID_REQUEST_ID, ANDROID_REQUEST_TYPE,
       ANDROID_SCALER_CROP_REGION, ANDROID_SENSOR_EXPOSURE_TIME,
       ANDROID_SENSOR_FRAME_DURATION, ANDROID_HOT_PIXEL_MODE,
       ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE,
       ANDROID_SENSOR_SENSITIVITY, ANDROID_SHADING_MODE,
#ifndef USE_HAL_3_3
       ANDROID_CONTROL_POST_RAW_SENSITIVITY_BOOST,
#endif
       ANDROID_STATISTICS_FACE_DETECT_MODE,
       ANDROID_STATISTICS_SHARPNESS_MAP_MODE,
       ANDROID_STATISTICS_LENS_SHADING_MAP_MODE, ANDROID_TONEMAP_CURVE_BLUE,
       ANDROID_TONEMAP_CURVE_GREEN, ANDROID_TONEMAP_CURVE_RED, ANDROID_TONEMAP_MODE,
       ANDROID_BLACK_LEVEL_LOCK, NEXUS_EXPERIMENTAL_2016_HYBRID_AE_ENABLE,
       /* DevCamDebug metadata request_keys_basic */
       DEVCAMDEBUG_META_ENABLE,
       /* DevCamDebug metadata end */
       NEXUS_EXPERIMENTAL_2017_HISTOGRAM_ENABLE,
       NEXUS_EXPERIMENTAL_2017_HISTOGRAM_BINS,
       TANGO_MODE_DATA_SENSOR_FULLFOV,
       NEXUS_EXPERIMENTAL_2017_TRACKING_AF_TRIGGER,
       NEXUS_EXPERIMENTAL_2017_PD_DATA_ENABLE,
       };

    size_t request_keys_cnt =
            sizeof(request_keys_basic)/sizeof(request_keys_basic[0]);
    Vector<int32_t> available_request_keys;
    available_request_keys.appendArray(request_keys_basic, request_keys_cnt);
    if (gCamCapability[cameraId]->supported_focus_modes_cnt > 1) {
        available_request_keys.add(ANDROID_CONTROL_AF_REGIONS);
    }

    if (gExposeEnableZslKey) {
        if (ENABLE_HDRPLUS_FOR_FRONT_CAMERA || cameraId == 0) {
            available_request_keys.add(ANDROID_CONTROL_ENABLE_ZSL);
        }
    }

    staticInfo.update(ANDROID_REQUEST_AVAILABLE_REQUEST_KEYS,
            available_request_keys.array(), available_request_keys.size());

    int32_t result_keys_basic[] = {ANDROID_COLOR_CORRECTION_TRANSFORM,
       ANDROID_COLOR_CORRECTION_GAINS, ANDROID_CONTROL_AE_MODE, ANDROID_CONTROL_AE_REGIONS,
       ANDROID_CONTROL_AE_STATE, ANDROID_CONTROL_AF_MODE,
       ANDROID_CONTROL_AF_STATE, ANDROID_CONTROL_AWB_MODE,
       ANDROID_CONTROL_AWB_STATE, ANDROID_CONTROL_MODE, ANDROID_EDGE_MODE,
       ANDROID_FLASH_FIRING_POWER, ANDROID_FLASH_FIRING_TIME, ANDROID_FLASH_MODE,
       ANDROID_FLASH_STATE, ANDROID_JPEG_GPS_COORDINATES, ANDROID_JPEG_GPS_PROCESSING_METHOD,
       ANDROID_JPEG_GPS_TIMESTAMP, ANDROID_JPEG_ORIENTATION, ANDROID_JPEG_QUALITY,
       ANDROID_JPEG_THUMBNAIL_QUALITY, ANDROID_JPEG_THUMBNAIL_SIZE, ANDROID_LENS_APERTURE,
       ANDROID_LENS_FILTER_DENSITY, ANDROID_LENS_FOCAL_LENGTH, ANDROID_LENS_FOCUS_DISTANCE,
       ANDROID_LENS_FOCUS_RANGE, ANDROID_LENS_STATE, ANDROID_LENS_OPTICAL_STABILIZATION_MODE,
       ANDROID_NOISE_REDUCTION_MODE, ANDROID_REQUEST_ID,
       ANDROID_SCALER_CROP_REGION, ANDROID_SHADING_MODE, ANDROID_SENSOR_EXPOSURE_TIME,
       ANDROID_SENSOR_FRAME_DURATION, ANDROID_SENSOR_SENSITIVITY,
       ANDROID_SENSOR_TIMESTAMP, ANDROID_SENSOR_NEUTRAL_COLOR_POINT,
       ANDROID_SENSOR_PROFILE_TONE_CURVE, ANDROID_BLACK_LEVEL_LOCK, ANDROID_TONEMAP_CURVE_BLUE,
       ANDROID_TONEMAP_CURVE_GREEN, ANDROID_TONEMAP_CURVE_RED, ANDROID_TONEMAP_MODE,
       ANDROID_STATISTICS_FACE_DETECT_MODE,
       ANDROID_STATISTICS_SHARPNESS_MAP, ANDROID_STATISTICS_SHARPNESS_MAP_MODE,
       ANDROID_STATISTICS_PREDICTED_COLOR_GAINS, ANDROID_STATISTICS_PREDICTED_COLOR_TRANSFORM,
       ANDROID_STATISTICS_SCENE_FLICKER, ANDROID_STATISTICS_FACE_RECTANGLES,
       ANDROID_STATISTICS_FACE_SCORES,
#ifndef USE_HAL_3_3
       ANDROID_CONTROL_POST_RAW_SENSITIVITY_BOOST,
#endif
       NEXUS_EXPERIMENTAL_2016_HYBRID_AE_ENABLE,
       NEXUS_EXPERIMENTAL_2016_AF_SCENE_CHANGE,
       // DevCamDebug metadata result_keys_basic
       DEVCAMDEBUG_META_ENABLE,
       // DevCamDebug metadata result_keys AF
       DEVCAMDEBUG_AF_LENS_POSITION,
       DEVCAMDEBUG_AF_TOF_CONFIDENCE,
       DEVCAMDEBUG_AF_TOF_DISTANCE,
       DEVCAMDEBUG_AF_LUMA,
       DEVCAMDEBUG_AF_HAF_STATE,
       DEVCAMDEBUG_AF_MONITOR_PDAF_TARGET_POS,
       DEVCAMDEBUG_AF_MONITOR_PDAF_CONFIDENCE,
       DEVCAMDEBUG_AF_MONITOR_PDAF_REFOCUS,
       DEVCAMDEBUG_AF_MONITOR_TOF_TARGET_POS,
       DEVCAMDEBUG_AF_MONITOR_TOF_CONFIDENCE,
       DEVCAMDEBUG_AF_MONITOR_TOF_REFOCUS,
       DEVCAMDEBUG_AF_MONITOR_TYPE_SELECT,
       DEVCAMDEBUG_AF_MONITOR_REFOCUS,
       DEVCAMDEBUG_AF_MONITOR_TARGET_POS,
       DEVCAMDEBUG_AF_SEARCH_PDAF_TARGET_POS,
       DEVCAMDEBUG_AF_SEARCH_PDAF_NEXT_POS,
       DEVCAMDEBUG_AF_SEARCH_PDAF_NEAR_POS,
       DEVCAMDEBUG_AF_SEARCH_PDAF_FAR_POS,
       DEVCAMDEBUG_AF_SEARCH_PDAF_CONFIDENCE,
       DEVCAMDEBUG_AF_SEARCH_TOF_TARGET_POS,
       DEVCAMDEBUG_AF_SEARCH_TOF_NEXT_POS,
       DEVCAMDEBUG_AF_SEARCH_TOF_NEAR_POS,
       DEVCAMDEBUG_AF_SEARCH_TOF_FAR_POS,
       DEVCAMDEBUG_AF_SEARCH_TOF_CONFIDENCE,
       DEVCAMDEBUG_AF_SEARCH_TYPE_SELECT,
       DEVCAMDEBUG_AF_SEARCH_NEXT_POS,
       DEVCAMDEBUG_AF_SEARCH_TARGET_POS,
       // DevCamDebug metadata result_keys AEC
       DEVCAMDEBUG_AEC_TARGET_LUMA,
       DEVCAMDEBUG_AEC_COMP_LUMA,
       DEVCAMDEBUG_AEC_AVG_LUMA,
       DEVCAMDEBUG_AEC_CUR_LUMA,
       DEVCAMDEBUG_AEC_LINECOUNT,
       DEVCAMDEBUG_AEC_REAL_GAIN,
       DEVCAMDEBUG_AEC_EXP_INDEX,
       DEVCAMDEBUG_AEC_LUX_IDX,
       // DevCamDebug metadata result_keys zzHDR
       DEVCAMDEBUG_AEC_L_REAL_GAIN,
       DEVCAMDEBUG_AEC_L_LINECOUNT,
       DEVCAMDEBUG_AEC_S_REAL_GAIN,
       DEVCAMDEBUG_AEC_S_LINECOUNT,
       DEVCAMDEBUG_AEC_HDR_SENSITIVITY_RATIO,
       DEVCAMDEBUG_AEC_HDR_EXP_TIME_RATIO,
       // DevCamDebug metadata result_keys ADRC
       DEVCAMDEBUG_AEC_TOTAL_DRC_GAIN,
       DEVCAMDEBUG_AEC_COLOR_DRC_GAIN,
       DEVCAMDEBUG_AEC_GTM_RATIO,
       DEVCAMDEBUG_AEC_LTM_RATIO,
       DEVCAMDEBUG_AEC_LA_RATIO,
       DEVCAMDEBUG_AEC_GAMMA_RATIO,
       // DevCamDebug metadata result_keys AWB
       DEVCAMDEBUG_AWB_R_GAIN,
       DEVCAMDEBUG_AWB_G_GAIN,
       DEVCAMDEBUG_AWB_B_GAIN,
       DEVCAMDEBUG_AWB_CCT,
       DEVCAMDEBUG_AWB_DECISION,
       /* DevCamDebug metadata end */
       NEXUS_EXPERIMENTAL_2017_HISTOGRAM_ENABLE,
       NEXUS_EXPERIMENTAL_2017_HISTOGRAM_BINS,
       NEXUS_EXPERIMENTAL_2017_HISTOGRAM,
       NEXUS_EXPERIMENTAL_2017_AF_REGIONS_CONFIDENCE,
       };

    size_t result_keys_cnt =
            sizeof(result_keys_basic)/sizeof(result_keys_basic[0]);

    Vector<int32_t> available_result_keys;
    available_result_keys.appendArray(result_keys_basic, result_keys_cnt);
    if (gCamCapability[cameraId]->supported_focus_modes_cnt > 1) {
        available_result_keys.add(ANDROID_CONTROL_AF_REGIONS);
    }
    if (CAM_SENSOR_RAW == gCamCapability[cameraId]->sensor_type.sens_type) {
        available_result_keys.add(ANDROID_SENSOR_NOISE_PROFILE);
        available_result_keys.add(ANDROID_SENSOR_GREEN_SPLIT);
    }
    if (supportedFaceDetectMode == 1) {
        available_result_keys.add(ANDROID_STATISTICS_FACE_RECTANGLES);
        available_result_keys.add(ANDROID_STATISTICS_FACE_SCORES);
    } else if ((supportedFaceDetectMode == 2) ||
            (supportedFaceDetectMode == 3)) {
        available_result_keys.add(ANDROID_STATISTICS_FACE_IDS);
        available_result_keys.add(ANDROID_STATISTICS_FACE_LANDMARKS);
    }
#ifndef USE_HAL_3_3
    if (hasBlackRegions) {
        available_result_keys.add(ANDROID_SENSOR_DYNAMIC_BLACK_LEVEL);
        available_result_keys.add(ANDROID_SENSOR_DYNAMIC_WHITE_LEVEL);
    }
#endif

    if (gExposeEnableZslKey) {
        available_result_keys.add(ANDROID_CONTROL_ENABLE_ZSL);
    }

    staticInfo.update(ANDROID_REQUEST_AVAILABLE_RESULT_KEYS,
            available_result_keys.array(), available_result_keys.size());

    int32_t characteristics_keys_basic[] = {ANDROID_CONTROL_AE_AVAILABLE_ANTIBANDING_MODES,
       ANDROID_CONTROL_AE_AVAILABLE_MODES, ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES,
       ANDROID_CONTROL_AE_COMPENSATION_RANGE, ANDROID_CONTROL_AE_COMPENSATION_STEP,
       ANDROID_CONTROL_AF_AVAILABLE_MODES, ANDROID_CONTROL_AVAILABLE_EFFECTS,
       ANDROID_COLOR_CORRECTION_AVAILABLE_ABERRATION_MODES,
       ANDROID_SCALER_CROPPING_TYPE,
       ANDROID_SYNC_MAX_LATENCY,
       ANDROID_SENSOR_INFO_TIMESTAMP_SOURCE,
       ANDROID_CONTROL_AVAILABLE_SCENE_MODES,
       ANDROID_CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES,
       ANDROID_CONTROL_AWB_AVAILABLE_MODES, ANDROID_CONTROL_MAX_REGIONS,
       ANDROID_CONTROL_SCENE_MODE_OVERRIDES,ANDROID_FLASH_INFO_AVAILABLE,
       ANDROID_FLASH_INFO_CHARGE_DURATION, ANDROID_JPEG_AVAILABLE_THUMBNAIL_SIZES,
       ANDROID_JPEG_MAX_SIZE, ANDROID_LENS_INFO_AVAILABLE_APERTURES,
       ANDROID_LENS_INFO_AVAILABLE_FILTER_DENSITIES,
       ANDROID_LENS_INFO_AVAILABLE_FOCAL_LENGTHS,
       ANDROID_LENS_INFO_AVAILABLE_OPTICAL_STABILIZATION,
       ANDROID_LENS_INFO_HYPERFOCAL_DISTANCE, ANDROID_LENS_INFO_MINIMUM_FOCUS_DISTANCE,
       ANDROID_LENS_INFO_SHADING_MAP_SIZE, ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION,
       ANDROID_LENS_FACING,
       ANDROID_REQUEST_MAX_NUM_OUTPUT_STREAMS, ANDROID_REQUEST_MAX_NUM_INPUT_STREAMS,
       ANDROID_REQUEST_PIPELINE_MAX_DEPTH, ANDROID_REQUEST_AVAILABLE_CAPABILITIES,
       ANDROID_REQUEST_AVAILABLE_REQUEST_KEYS, ANDROID_REQUEST_AVAILABLE_RESULT_KEYS,
       ANDROID_REQUEST_AVAILABLE_CHARACTERISTICS_KEYS, ANDROID_REQUEST_PARTIAL_RESULT_COUNT,
       ANDROID_SCALER_AVAILABLE_MAX_DIGITAL_ZOOM,
       ANDROID_SCALER_AVAILABLE_INPUT_OUTPUT_FORMATS_MAP,
       ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS,
       /*ANDROID_SCALER_AVAILABLE_STALL_DURATIONS,*/
       ANDROID_SCALER_AVAILABLE_MIN_FRAME_DURATIONS, ANDROID_SENSOR_FORWARD_MATRIX1,
       ANDROID_SENSOR_REFERENCE_ILLUMINANT1, ANDROID_SENSOR_REFERENCE_ILLUMINANT2,
       ANDROID_SENSOR_FORWARD_MATRIX2, ANDROID_SENSOR_COLOR_TRANSFORM1,
       ANDROID_SENSOR_COLOR_TRANSFORM2, ANDROID_SENSOR_CALIBRATION_TRANSFORM1,
       ANDROID_SENSOR_CALIBRATION_TRANSFORM2, ANDROID_SENSOR_INFO_ACTIVE_ARRAY_SIZE,
       ANDROID_SENSOR_INFO_SENSITIVITY_RANGE, ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT,
       ANDROID_SENSOR_INFO_EXPOSURE_TIME_RANGE, ANDROID_SENSOR_INFO_MAX_FRAME_DURATION,
       ANDROID_SENSOR_INFO_PHYSICAL_SIZE, ANDROID_SENSOR_INFO_PIXEL_ARRAY_SIZE,
       ANDROID_SENSOR_INFO_WHITE_LEVEL, ANDROID_SENSOR_BASE_GAIN_FACTOR,
       ANDROID_SENSOR_BLACK_LEVEL_PATTERN, ANDROID_SENSOR_MAX_ANALOG_SENSITIVITY,
       ANDROID_SENSOR_ORIENTATION, ANDROID_SENSOR_AVAILABLE_TEST_PATTERN_MODES,
       ANDROID_STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES,
       ANDROID_STATISTICS_INFO_MAX_FACE_COUNT,
       ANDROID_STATISTICS_INFO_MAX_SHARPNESS_MAP_VALUE,
       ANDROID_STATISTICS_INFO_SHARPNESS_MAP_SIZE, ANDROID_HOT_PIXEL_AVAILABLE_HOT_PIXEL_MODES,
       ANDROID_EDGE_AVAILABLE_EDGE_MODES,
       ANDROID_NOISE_REDUCTION_AVAILABLE_NOISE_REDUCTION_MODES,
       ANDROID_TONEMAP_AVAILABLE_TONE_MAP_MODES,
       ANDROID_STATISTICS_INFO_AVAILABLE_HOT_PIXEL_MAP_MODES,
       ANDROID_TONEMAP_MAX_CURVE_POINTS,
       ANDROID_CONTROL_AVAILABLE_MODES,
       ANDROID_CONTROL_AE_LOCK_AVAILABLE,
       ANDROID_CONTROL_AWB_LOCK_AVAILABLE,
       ANDROID_STATISTICS_INFO_AVAILABLE_LENS_SHADING_MAP_MODES,
       ANDROID_SHADING_AVAILABLE_MODES,
       ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL,
#ifndef USE_HAL_3_3
       ANDROID_SENSOR_OPAQUE_RAW_SIZE,
       ANDROID_CONTROL_POST_RAW_SENSITIVITY_BOOST_RANGE,
#endif
       };

    Vector<int32_t> available_characteristics_keys;
    available_characteristics_keys.appendArray(characteristics_keys_basic,
            sizeof(characteristics_keys_basic)/sizeof(int32_t));
#ifndef USE_HAL_3_3
    if (hasBlackRegions) {
        available_characteristics_keys.add(ANDROID_SENSOR_OPTICAL_BLACK_REGIONS);
    }
#endif

    if (0 <= indexPD) {
        int32_t depthKeys[] = {
                ANDROID_DEPTH_MAX_DEPTH_SAMPLES,
                ANDROID_DEPTH_AVAILABLE_DEPTH_STREAM_CONFIGURATIONS,
                ANDROID_DEPTH_AVAILABLE_DEPTH_MIN_FRAME_DURATIONS,
                ANDROID_DEPTH_AVAILABLE_DEPTH_STALL_DURATIONS,
                ANDROID_DEPTH_DEPTH_IS_EXCLUSIVE
        };
        available_characteristics_keys.appendArray(depthKeys,
                sizeof(depthKeys) / sizeof(depthKeys[0]));
    }

    staticInfo.update(ANDROID_REQUEST_AVAILABLE_CHARACTERISTICS_KEYS,
                      available_characteristics_keys.array(),
                      available_characteristics_keys.size());

    /*available stall durations depend on the hw + sw and will be different for different devices */
    /*have to add for raw after implementation*/
    int32_t stall_formats[] = {HAL_PIXEL_FORMAT_BLOB, ANDROID_SCALER_AVAILABLE_FORMATS_RAW16};
    size_t stall_formats_count = sizeof(stall_formats)/sizeof(int32_t);

    Vector<int64_t> available_stall_durations;
    for (uint32_t j = 0; j < stall_formats_count; j++) {
        if (stall_formats[j] == HAL_PIXEL_FORMAT_BLOB) {
            for (uint32_t i = 0; i < MIN(MAX_SIZES_CNT,
                    gCamCapability[cameraId]->picture_sizes_tbl_cnt); i++) {
                available_stall_durations.add(stall_formats[j]);
                available_stall_durations.add(gCamCapability[cameraId]->picture_sizes_tbl[i].width);
                available_stall_durations.add(gCamCapability[cameraId]->picture_sizes_tbl[i].height);
                available_stall_durations.add(gCamCapability[cameraId]->jpeg_stall_durations[i]);
          }
        } else {
            for (uint32_t i = 0; i < MIN(MAX_SIZES_CNT,
                    gCamCapability[cameraId]->supported_raw_dim_cnt); i++) {
                available_stall_durations.add(stall_formats[j]);
                available_stall_durations.add(gCamCapability[cameraId]->raw_dim[i].width);
                available_stall_durations.add(gCamCapability[cameraId]->raw_dim[i].height);
                available_stall_durations.add(gCamCapability[cameraId]->raw16_stall_durations[i]);
            }
        }
    }
    staticInfo.update(ANDROID_SCALER_AVAILABLE_STALL_DURATIONS,
                      available_stall_durations.array(),
                      available_stall_durations.size());

    //QCAMERA3_OPAQUE_RAW
    uint8_t raw_format = QCAMERA3_OPAQUE_RAW_FORMAT_LEGACY;
    cam_format_t fmt = CAM_FORMAT_BAYER_QCOM_RAW_10BPP_GBRG;
    switch (gCamCapability[cameraId]->opaque_raw_fmt) {
    case LEGACY_RAW:
        if (gCamCapability[cameraId]->white_level == MAX_VALUE_8BIT)
            fmt = CAM_FORMAT_BAYER_QCOM_RAW_8BPP_GBRG;
        else if (gCamCapability[cameraId]->white_level == MAX_VALUE_10BIT)
            fmt = CAM_FORMAT_BAYER_QCOM_RAW_10BPP_GBRG;
        else if (gCamCapability[cameraId]->white_level == MAX_VALUE_12BIT)
            fmt = CAM_FORMAT_BAYER_QCOM_RAW_12BPP_GBRG;
        raw_format = QCAMERA3_OPAQUE_RAW_FORMAT_LEGACY;
        break;
    case MIPI_RAW:
        if (gCamCapability[cameraId]->white_level == MAX_VALUE_8BIT)
            fmt = CAM_FORMAT_BAYER_MIPI_RAW_8BPP_GBRG;
        else if (gCamCapability[cameraId]->white_level == MAX_VALUE_10BIT)
            fmt = CAM_FORMAT_BAYER_MIPI_RAW_10BPP_GBRG;
        else if (gCamCapability[cameraId]->white_level == MAX_VALUE_12BIT)
            fmt = CAM_FORMAT_BAYER_MIPI_RAW_12BPP_GBRG;
        raw_format = QCAMERA3_OPAQUE_RAW_FORMAT_MIPI;
        break;
    default:
        LOGE("unknown opaque_raw_format %d",
                gCamCapability[cameraId]->opaque_raw_fmt);
        break;
    }
    staticInfo.update(QCAMERA3_OPAQUE_RAW_FORMAT, &raw_format, 1);

    Vector<int32_t> strides;
    for (size_t i = 0; i < MIN(MAX_SIZES_CNT,
            gCamCapability[cameraId]->supported_raw_dim_cnt); i++) {
        cam_stream_buf_plane_info_t buf_planes;
        strides.add(gCamCapability[cameraId]->raw_dim[i].width);
        strides.add(gCamCapability[cameraId]->raw_dim[i].height);
        mm_stream_calc_offset_raw(fmt, &gCamCapability[cameraId]->raw_dim[i],
            &gCamCapability[cameraId]->padding_info, &buf_planes);
        strides.add(buf_planes.plane_info.mp[0].stride);
    }
    staticInfo.update(QCAMERA3_OPAQUE_RAW_STRIDES, strides.array(),
            strides.size());

    //TBD: remove the following line once backend advertises zzHDR in feature mask
    gCamCapability[cameraId]->qcom_supported_feature_mask |= CAM_QCOM_FEATURE_ZIGZAG_HDR;
    //Video HDR default
    if ((gCamCapability[cameraId]->qcom_supported_feature_mask) &
            (CAM_QCOM_FEATURE_STAGGERED_VIDEO_HDR |
            CAM_QCOM_FEATURE_ZIGZAG_HDR | CAM_QCOM_FEATURE_SENSOR_HDR)) {
        int32_t vhdr_mode[] = {
                QCAMERA3_VIDEO_HDR_MODE_OFF,
                QCAMERA3_VIDEO_HDR_MODE_ON};

        size_t vhdr_mode_count = sizeof(vhdr_mode) / sizeof(int32_t);
        staticInfo.update(QCAMERA3_AVAILABLE_VIDEO_HDR_MODES,
                    vhdr_mode, vhdr_mode_count);
    }

    staticInfo.update(QCAMERA3_DUALCAM_CALIB_META_DATA_BLOB,
            (const uint8_t*)&gCamCapability[cameraId]->related_cam_calibration,
            sizeof(gCamCapability[cameraId]->related_cam_calibration));

    uint8_t isMonoOnly =
            (gCamCapability[cameraId]->color_arrangement == CAM_FILTER_ARRANGEMENT_Y);
    staticInfo.update(QCAMERA3_SENSOR_IS_MONO_ONLY,
            &isMonoOnly, 1);

#ifndef USE_HAL_3_3
    Vector<int32_t> opaque_size;
    for (size_t j = 0; j < scalar_formats_count; j++) {
        if (scalar_formats[j] == ANDROID_SCALER_AVAILABLE_FORMATS_RAW_OPAQUE) {
            for (size_t i = 0; i < MIN(MAX_SIZES_CNT,
                    gCamCapability[cameraId]->supported_raw_dim_cnt); i++) {
                cam_stream_buf_plane_info_t buf_planes;

                rc = mm_stream_calc_offset_raw(fmt, &gCamCapability[cameraId]->raw_dim[i],
                         &gCamCapability[cameraId]->padding_info, &buf_planes);

                if (rc == 0) {
                    opaque_size.add(gCamCapability[cameraId]->raw_dim[i].width);
                    opaque_size.add(gCamCapability[cameraId]->raw_dim[i].height);
                    opaque_size.add(buf_planes.plane_info.frame_len);
                }else {
                    LOGE("raw frame calculation failed!");
                }
            }
        }
    }

    if ((opaque_size.size() > 0) &&
            (opaque_size.size() % PER_CONFIGURATION_SIZE_3 == 0))
        staticInfo.update(ANDROID_SENSOR_OPAQUE_RAW_SIZE, opaque_size.array(), opaque_size.size());
    else
        LOGW("Warning: ANDROID_SENSOR_OPAQUE_RAW_SIZE is using rough estimation(2 bytes/pixel)");
#endif

    if (gCamCapability[cameraId]->supported_ir_mode_cnt > 0) {
        int32_t avail_ir_modes[CAM_IR_MODE_MAX];
        size = 0;
        count = CAM_IR_MODE_MAX;
        count = MIN(gCamCapability[cameraId]->supported_ir_mode_cnt, count);
        for (size_t i = 0; i < count; i++) {
            int val = lookupFwkName(IR_MODES_MAP, METADATA_MAP_SIZE(IR_MODES_MAP),
                    gCamCapability[cameraId]->supported_ir_modes[i]);
            if (NAME_NOT_FOUND != val) {
                avail_ir_modes[size] = (int32_t)val;
                size++;
            }
        }
        staticInfo.update(QCAMERA3_IR_AVAILABLE_MODES,
                avail_ir_modes, size);
    }

    if (gCamCapability[cameraId]->supported_instant_aec_modes_cnt > 0) {
        int32_t available_instant_aec_modes[CAM_AEC_CONVERGENCE_MAX];
        size = 0;
        count = CAM_AEC_CONVERGENCE_MAX;
        count = MIN(gCamCapability[cameraId]->supported_instant_aec_modes_cnt, count);
        for (size_t i = 0; i < count; i++) {
            int val = lookupFwkName(INSTANT_AEC_MODES_MAP, METADATA_MAP_SIZE(INSTANT_AEC_MODES_MAP),
                    gCamCapability[cameraId]->supported_instant_aec_modes[i]);
            if (NAME_NOT_FOUND != val) {
                available_instant_aec_modes[size] = (int32_t)val;
                size++;
            }
        }
        staticInfo.update(QCAMERA3_INSTANT_AEC_AVAILABLE_MODES,
                available_instant_aec_modes, size);
    }

    int32_t sharpness_range[] = {
            gCamCapability[cameraId]->sharpness_ctrl.min_value,
            gCamCapability[cameraId]->sharpness_ctrl.max_value};
    staticInfo.update(QCAMERA3_SHARPNESS_RANGE, sharpness_range, 2);

    if (gCamCapability[cameraId]->supported_binning_correction_mode_cnt > 0) {
        int32_t avail_binning_modes[CAM_BINNING_CORRECTION_MODE_MAX];
        size = 0;
        count = CAM_BINNING_CORRECTION_MODE_MAX;
        count = MIN(gCamCapability[cameraId]->supported_binning_correction_mode_cnt, count);
        for (size_t i = 0; i < count; i++) {
            int val = lookupFwkName(BINNING_CORRECTION_MODES_MAP,
                    METADATA_MAP_SIZE(BINNING_CORRECTION_MODES_MAP),
                    gCamCapability[cameraId]->supported_binning_modes[i]);
            if (NAME_NOT_FOUND != val) {
                avail_binning_modes[size] = (int32_t)val;
                size++;
            }
        }
        staticInfo.update(QCAMERA3_AVAILABLE_BINNING_CORRECTION_MODES,
                avail_binning_modes, size);
    }

    if (gCamCapability[cameraId]->supported_aec_modes_cnt > 0) {
        int32_t available_aec_modes[CAM_AEC_MODE_MAX];
        size = 0;
        count = MIN(gCamCapability[cameraId]->supported_aec_modes_cnt, CAM_AEC_MODE_MAX);
        for (size_t i = 0; i < count; i++) {
            int32_t val = lookupFwkName(AEC_MODES_MAP, METADATA_MAP_SIZE(AEC_MODES_MAP),
                    gCamCapability[cameraId]->supported_aec_modes[i]);
            if (NAME_NOT_FOUND != val)
                available_aec_modes[size++] = val;
        }
        staticInfo.update(QCAMERA3_EXPOSURE_METER_AVAILABLE_MODES,
                available_aec_modes, size);
    }

    if (gCamCapability[cameraId]->supported_iso_modes_cnt > 0) {
        int32_t available_iso_modes[CAM_ISO_MODE_MAX];
        size = 0;
        count = MIN(gCamCapability[cameraId]->supported_iso_modes_cnt, CAM_ISO_MODE_MAX);
        for (size_t i = 0; i < count; i++) {
            int32_t val = lookupFwkName(ISO_MODES_MAP, METADATA_MAP_SIZE(ISO_MODES_MAP),
                    gCamCapability[cameraId]->supported_iso_modes[i]);
            if (NAME_NOT_FOUND != val)
                available_iso_modes[size++] = val;
        }
        staticInfo.update(QCAMERA3_ISO_AVAILABLE_MODES,
                available_iso_modes, size);
    }

    int64_t available_exp_time_range[EXPOSURE_TIME_RANGE_CNT];
    for (size_t i = 0; i < EXPOSURE_TIME_RANGE_CNT; i++)
        available_exp_time_range[i] = gCamCapability[cameraId]->exposure_time_range[i];
    staticInfo.update(QCAMERA3_EXP_TIME_RANGE,
            available_exp_time_range, EXPOSURE_TIME_RANGE_CNT);

    int32_t available_saturation_range[4];
    available_saturation_range[0] = gCamCapability[cameraId]->saturation_ctrl.min_value;
    available_saturation_range[1] = gCamCapability[cameraId]->saturation_ctrl.max_value;
    available_saturation_range[2] = gCamCapability[cameraId]->saturation_ctrl.def_value;
    available_saturation_range[3] = gCamCapability[cameraId]->saturation_ctrl.step;
    staticInfo.update(QCAMERA3_SATURATION_RANGE,
            available_saturation_range, 4);

    uint8_t is_hdr_values[2];
    is_hdr_values[0] = 0;
    is_hdr_values[1] = 1;
    staticInfo.update(QCAMERA3_STATS_IS_HDR_SCENE_VALUES,
            is_hdr_values, 2);

    float is_hdr_confidence_range[2];
    is_hdr_confidence_range[0] = 0.0;
    is_hdr_confidence_range[1] = 1.0;
    staticInfo.update(QCAMERA3_STATS_IS_HDR_SCENE_CONFIDENCE_RANGE,
            is_hdr_confidence_range, 2);

    size_t eepromLength = strnlen(
            reinterpret_cast<const char *>(
                    gCamCapability[cameraId]->eeprom_version_info),
            sizeof(gCamCapability[cameraId]->eeprom_version_info));
    if (0 < eepromLength) {
        char easelInfo[] = ",E:N";
        char *eepromInfo = reinterpret_cast<char *>(gCamCapability[cameraId]->eeprom_version_info);
        if (eepromLength + sizeof(easelInfo) < MAX_EEPROM_VERSION_INFO_LEN) {
            eepromLength += sizeof(easelInfo);
            strlcat(eepromInfo, ((gEaselManagerClient != nullptr &&
                    gEaselManagerClient->isEaselPresentOnDevice()) ? ",E:Y" : ",E:N"),
                    MAX_EEPROM_VERSION_INFO_LEN);
        }
        staticInfo.update(NEXUS_EXPERIMENTAL_2017_EEPROM_VERSION_INFO,
                gCamCapability[cameraId]->eeprom_version_info, eepromLength);
    }

    gStaticMetadata[cameraId] = staticInfo.release();
    return rc;
}

/*===========================================================================
 * FUNCTION   : makeTable
 *
 * DESCRIPTION: make a table of sizes
 *
 * PARAMETERS :
 *
 *
 *==========================================================================*/
void QCamera3HardwareInterface::makeTable(cam_dimension_t* dimTable, size_t size,
        size_t max_size, int32_t *sizeTable)
{
    size_t j = 0;
    if (size > max_size) {
       size = max_size;
    }
    for (size_t i = 0; i < size; i++) {
        sizeTable[j] = dimTable[i].width;
        sizeTable[j+1] = dimTable[i].height;
        j+=2;
    }
}

/*===========================================================================
 * FUNCTION   : makeFPSTable
 *
 * DESCRIPTION: make a table of fps ranges
 *
 * PARAMETERS :
 *
 *==========================================================================*/
void QCamera3HardwareInterface::makeFPSTable(cam_fps_range_t* fpsTable, size_t size,
        size_t max_size, int32_t *fpsRangesTable)
{
    size_t j = 0;
    if (size > max_size) {
       size = max_size;
    }
    for (size_t i = 0; i < size; i++) {
        fpsRangesTable[j] = (int32_t)fpsTable[i].min_fps;
        fpsRangesTable[j+1] = (int32_t)fpsTable[i].max_fps;
        j+=2;
    }
}

/*===========================================================================
 * FUNCTION   : makeOverridesList
 *
 * DESCRIPTION: make a list of scene mode overrides
 *
 * PARAMETERS :
 *
 *
 *==========================================================================*/
void QCamera3HardwareInterface::makeOverridesList(
        cam_scene_mode_overrides_t* overridesTable, size_t size, size_t max_size,
        uint8_t *overridesList, uint8_t *supported_indexes, uint32_t camera_id)
{
    /*daemon will give a list of overrides for all scene modes.
      However we should send the fwk only the overrides for the scene modes
      supported by the framework*/
    size_t j = 0;
    if (size > max_size) {
       size = max_size;
    }
    size_t focus_count = CAM_FOCUS_MODE_MAX;
    focus_count = MIN(gCamCapability[camera_id]->supported_focus_modes_cnt,
            focus_count);
    for (size_t i = 0; i < size; i++) {
        bool supt = false;
        size_t index = supported_indexes[i];
        overridesList[j] = gCamCapability[camera_id]->flash_available ?
                ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH : ANDROID_CONTROL_AE_MODE_ON;
        int val = lookupFwkName(WHITE_BALANCE_MODES_MAP,
                METADATA_MAP_SIZE(WHITE_BALANCE_MODES_MAP),
                overridesTable[index].awb_mode);
        if (NAME_NOT_FOUND != val) {
            overridesList[j+1] = (uint8_t)val;
        }
        uint8_t focus_override = overridesTable[index].af_mode;
        for (size_t k = 0; k < focus_count; k++) {
           if (gCamCapability[camera_id]->supported_focus_modes[k] == focus_override) {
              supt = true;
              break;
           }
        }
        if (supt) {
            val = lookupFwkName(FOCUS_MODES_MAP, METADATA_MAP_SIZE(FOCUS_MODES_MAP),
                    focus_override);
            if (NAME_NOT_FOUND != val) {
                overridesList[j+2] = (uint8_t)val;
            }
        } else {
           overridesList[j+2] = ANDROID_CONTROL_AF_MODE_OFF;
        }
        j+=3;
    }
}

/*===========================================================================
 * FUNCTION   : filterJpegSizes
 *
 * DESCRIPTION: Returns the supported jpeg sizes based on the max dimension that
 *              could be downscaled to
 *
 * PARAMETERS :
 *
 * RETURN     : length of jpegSizes array
 *==========================================================================*/

size_t QCamera3HardwareInterface::filterJpegSizes(int32_t *jpegSizes, int32_t *processedSizes,
        size_t processedSizesCnt, size_t maxCount, cam_rect_t active_array_size,
        uint8_t downscale_factor)
{
    if (0 == downscale_factor) {
        downscale_factor = 1;
    }

    int32_t min_width = active_array_size.width / downscale_factor;
    int32_t min_height = active_array_size.height / downscale_factor;
    size_t jpegSizesCnt = 0;
    if (processedSizesCnt > maxCount) {
        processedSizesCnt = maxCount;
    }
    for (size_t i = 0; i < processedSizesCnt; i+=2) {
        if (processedSizes[i] >= min_width && processedSizes[i+1] >= min_height) {
            jpegSizes[jpegSizesCnt] = processedSizes[i];
            jpegSizes[jpegSizesCnt+1] = processedSizes[i+1];
            jpegSizesCnt += 2;
        }
    }
    return jpegSizesCnt;
}

/*===========================================================================
 * FUNCTION   : computeNoiseModelEntryS
 *
 * DESCRIPTION: function to map a given sensitivity to the S noise
 *              model parameters in the DNG noise model.
 *
 * PARAMETERS : sens : the sensor sensitivity
 *
 ** RETURN    : S (sensor amplification) noise
 *
 *==========================================================================*/
double QCamera3HardwareInterface::computeNoiseModelEntryS(int32_t sens) {
    double s = gCamCapability[mCameraId]->gradient_S * sens +
            gCamCapability[mCameraId]->offset_S;
    return ((s < 0.0) ? 0.0 : s);
}

/*===========================================================================
 * FUNCTION   : computeNoiseModelEntryO
 *
 * DESCRIPTION: function to map a given sensitivity to the O noise
 *              model parameters in the DNG noise model.
 *
 * PARAMETERS : sens : the sensor sensitivity
 *
 ** RETURN    : O (sensor readout) noise
 *
 *==========================================================================*/
double QCamera3HardwareInterface::computeNoiseModelEntryO(int32_t sens) {
    int32_t max_analog_sens = gCamCapability[mCameraId]->max_analog_sensitivity;
    double digital_gain = (1.0 * sens / max_analog_sens) < 1.0 ?
            1.0 : (1.0 * sens / max_analog_sens);
    double o = gCamCapability[mCameraId]->gradient_O * sens * sens +
            gCamCapability[mCameraId]->offset_O * digital_gain * digital_gain;
    return ((o < 0.0) ? 0.0 : o);
}

/*===========================================================================
 * FUNCTION   : getSensorSensitivity
 *
 * DESCRIPTION: convert iso_mode to an integer value
 *
 * PARAMETERS : iso_mode : the iso_mode supported by sensor
 *
 ** RETURN    : sensitivity supported by sensor
 *
 *==========================================================================*/
int32_t QCamera3HardwareInterface::getSensorSensitivity(int32_t iso_mode)
{
    int32_t sensitivity;

    switch (iso_mode) {
    case CAM_ISO_MODE_100:
        sensitivity = 100;
        break;
    case CAM_ISO_MODE_200:
        sensitivity = 200;
        break;
    case CAM_ISO_MODE_400:
        sensitivity = 400;
        break;
    case CAM_ISO_MODE_800:
        sensitivity = 800;
        break;
    case CAM_ISO_MODE_1600:
        sensitivity = 1600;
        break;
    default:
        sensitivity = -1;
        break;
    }
    return sensitivity;
}

int QCamera3HardwareInterface::initHdrPlusClientLocked() {
    if (gEaselManagerClient == nullptr) {
        gEaselManagerClient = EaselManagerClient::create();
        if (gEaselManagerClient == nullptr) {
            ALOGE("%s: Failed to create Easel manager client.", __FUNCTION__);
            return -ENODEV;
        }
    }

    if (!EaselManagerClientOpened && gEaselManagerClient->isEaselPresentOnDevice()) {
        // Check if HAL should not power on Easel even if it's present. This is to allow HDR+ tests
        //  to connect to Easel.
        bool doNotpowerOnEasel =
                property_get_bool("camera.hdrplus.donotpoweroneasel", false);

        if (doNotpowerOnEasel) {
            ALOGI("%s: Easel is present but not powered on.", __FUNCTION__);
            return OK;
        }

        // If Easel is present, power on Easel and suspend it immediately.
        status_t res = gEaselManagerClient->open();
        if (res != OK) {
            ALOGE("%s: Opening Easel manager client failed: %s (%d)", __FUNCTION__, strerror(-res), res);
            return res;
        }

        EaselManagerClientOpened = true;

        res = gEaselManagerClient->suspend();
        if (res != OK) {
            ALOGE("%s: Suspending Easel failed: %s (%d)", __FUNCTION__, strerror(-res), res);
        }

        gEaselBypassOnly = !property_get_bool("persist.camera.hdrplus.enable", false);
        gEaselProfilingEnabled = property_get_bool("persist.camera.hdrplus.profiling", false);

        // Expose enableZsl key only when HDR+ mode is enabled.
        gExposeEnableZslKey = !gEaselBypassOnly;
    }

    return OK;
}

/*===========================================================================
 * FUNCTION   : getCamInfo
 *
 * DESCRIPTION: query camera capabilities
 *
 * PARAMETERS :
 *   @cameraId  : camera Id
 *   @info      : camera info struct to be filled in with camera capabilities
 *
 * RETURN     : int type of status
 *              NO_ERROR  -- success
 *              none-zero failure code
 *==========================================================================*/
int QCamera3HardwareInterface::getCamInfo(uint32_t cameraId,
        struct camera_info *info)
{
    ATRACE_CAMSCOPE_CALL(CAMSCOPE_HAL3_GET_CAM_INFO);
    int rc = 0;

    pthread_mutex_lock(&gCamLock);

    {
        Mutex::Autolock l(gHdrPlusClientLock);
        rc = initHdrPlusClientLocked();
        if (rc != OK) {
            ALOGE("%s: initHdrPlusClientLocked failed: %s (%d)", __FUNCTION__, strerror(-rc), rc);
            pthread_mutex_unlock(&gCamLock);
            return rc;
        }
    }

    if (NULL == gCamCapability[cameraId]) {
        rc = initCapabilities(cameraId);
        if (rc < 0) {
            pthread_mutex_unlock(&gCamLock);
            return rc;
        }
    }

    if (NULL == gStaticMetadata[cameraId]) {
        rc = initStaticMetadata(cameraId);
        if (rc < 0) {
            pthread_mutex_unlock(&gCamLock);
            return rc;
        }
    }

    switch(gCamCapability[cameraId]->position) {
    case CAM_POSITION_BACK:
    case CAM_POSITION_BACK_AUX:
        info->facing = CAMERA_FACING_BACK;
        break;

    case CAM_POSITION_FRONT:
    case CAM_POSITION_FRONT_AUX:
        info->facing = CAMERA_FACING_FRONT;
        break;

    default:
        LOGE("Unknown position type %d for camera id:%d",
                gCamCapability[cameraId]->position, cameraId);
        rc = -1;
        break;
    }


    info->orientation = (int)gCamCapability[cameraId]->sensor_mount_angle;
#ifndef USE_HAL_3_3
    info->device_version = CAMERA_DEVICE_API_VERSION_3_4;
#else
    info->device_version = CAMERA_DEVICE_API_VERSION_3_3;
#endif
    info->static_camera_characteristics = gStaticMetadata[cameraId];

    //For now assume both cameras can operate independently.
    info->conflicting_devices = NULL;
    info->conflicting_devices_length = 0;

    //resource cost is 100 * MIN(1.0, m/M),
    //where m is throughput requirement with maximum stream configuration
    //and M is CPP maximum throughput.
    float max_fps = 0.0;
    for (uint32_t i = 0;
            i < gCamCapability[cameraId]->fps_ranges_tbl_cnt; i++) {
        if (max_fps < gCamCapability[cameraId]->fps_ranges_tbl[i].max_fps)
            max_fps = gCamCapability[cameraId]->fps_ranges_tbl[i].max_fps;
    }
    float ratio = 1.0 * MAX_PROCESSED_STREAMS *
            gCamCapability[cameraId]->active_array_size.width *
            gCamCapability[cameraId]->active_array_size.height * max_fps /
            gCamCapability[cameraId]->max_pixel_bandwidth;
    info->resource_cost = 100 * MIN(1.0, ratio);
    LOGI("camera %d resource cost is %d", cameraId,
            info->resource_cost);

    pthread_mutex_unlock(&gCamLock);
    return rc;
}

/*===========================================================================
 * FUNCTION   : translateCapabilityToMetadata
 *
 * DESCRIPTION: translate the capability into camera_metadata_t
 *
 * PARAMETERS : type of the request
 *
 *
 * RETURN     : success: camera_metadata_t*
 *              failure: NULL
 *
 *==========================================================================*/
camera_metadata_t* QCamera3HardwareInterface::translateCapabilityToMetadata(int type)
{
    if (mDefaultMetadata[type] != NULL) {
        return mDefaultMetadata[type];
    }
    //first time we are handling this request
    //fill up the metadata structure using the wrapper class
    CameraMetadata settings;
    //translate from cam_capability_t to camera_metadata_tag_t
    static const uint8_t requestType = ANDROID_REQUEST_TYPE_CAPTURE;
    settings.update(ANDROID_REQUEST_TYPE, &requestType, 1);
    int32_t defaultRequestID = 0;
    settings.update(ANDROID_REQUEST_ID, &defaultRequestID, 1);

    /* OIS disable */
    char ois_prop[PROPERTY_VALUE_MAX];
    memset(ois_prop, 0, sizeof(ois_prop));
    property_get("persist.camera.ois.disable", ois_prop, "0");
    uint8_t ois_disable = (uint8_t)atoi(ois_prop);

    /* Force video to use OIS */
    char videoOisProp[PROPERTY_VALUE_MAX];
    memset(videoOisProp, 0, sizeof(videoOisProp));
    property_get("persist.camera.ois.video", videoOisProp, "1");
    uint8_t forceVideoOis = (uint8_t)atoi(videoOisProp);

    // Hybrid AE enable/disable
    char hybrid_ae_prop[PROPERTY_VALUE_MAX];
    memset(hybrid_ae_prop, 0, sizeof(hybrid_ae_prop));
    property_get("persist.camera.hybrid_ae.enable", hybrid_ae_prop, "0");
    const uint8_t hybrid_ae = (uint8_t)atoi(hybrid_ae_prop);

    uint8_t controlIntent = 0;
    uint8_t focusMode;
    uint8_t vsMode;
    uint8_t optStabMode;
    uint8_t cacMode;
    uint8_t edge_mode;
    uint8_t noise_red_mode;
    uint8_t tonemap_mode;
    bool highQualityModeEntryAvailable = FALSE;
    bool fastModeEntryAvailable = FALSE;
    uint8_t histogramEnable = false;
    vsMode = ANDROID_CONTROL_VIDEO_STABILIZATION_MODE_OFF;
    optStabMode = ANDROID_LENS_OPTICAL_STABILIZATION_MODE_OFF;
    uint8_t shadingmap_mode = ANDROID_STATISTICS_LENS_SHADING_MAP_MODE_OFF;
    uint8_t trackingAfTrigger = NEXUS_EXPERIMENTAL_2017_TRACKING_AF_TRIGGER_IDLE;
    uint8_t enableZsl = ANDROID_CONTROL_ENABLE_ZSL_FALSE;

    switch (type) {
      case CAMERA3_TEMPLATE_PREVIEW:
        controlIntent = ANDROID_CONTROL_CAPTURE_INTENT_PREVIEW;
        focusMode = ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE;
        optStabMode = ANDROID_LENS_OPTICAL_STABILIZATION_MODE_ON;
        cacMode = ANDROID_COLOR_CORRECTION_ABERRATION_MODE_FAST;
        edge_mode = ANDROID_EDGE_MODE_FAST;
        noise_red_mode = ANDROID_NOISE_REDUCTION_MODE_FAST;
        tonemap_mode = ANDROID_TONEMAP_MODE_FAST;
        break;
      case CAMERA3_TEMPLATE_STILL_CAPTURE:
        controlIntent = ANDROID_CONTROL_CAPTURE_INTENT_STILL_CAPTURE;
        focusMode = ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE;
        optStabMode = ANDROID_LENS_OPTICAL_STABILIZATION_MODE_ON;
        edge_mode = ANDROID_EDGE_MODE_HIGH_QUALITY;
        noise_red_mode = ANDROID_NOISE_REDUCTION_MODE_HIGH_QUALITY;
        tonemap_mode = ANDROID_TONEMAP_MODE_HIGH_QUALITY;
        cacMode = ANDROID_COLOR_CORRECTION_ABERRATION_MODE_OFF;
        // Order of priority for default CAC is HIGH Quality -> FAST -> OFF
        for (size_t i = 0; i < gCamCapability[mCameraId]->aberration_modes_count; i++) {
            if (gCamCapability[mCameraId]->aberration_modes[i] ==
                    CAM_COLOR_CORRECTION_ABERRATION_HIGH_QUALITY) {
                highQualityModeEntryAvailable = TRUE;
            } else if (gCamCapability[mCameraId]->aberration_modes[i] ==
                    CAM_COLOR_CORRECTION_ABERRATION_FAST) {
                fastModeEntryAvailable = TRUE;
            }
        }
        if (highQualityModeEntryAvailable) {
            cacMode = ANDROID_COLOR_CORRECTION_ABERRATION_MODE_HIGH_QUALITY;
        } else if (fastModeEntryAvailable) {
            cacMode = ANDROID_COLOR_CORRECTION_ABERRATION_MODE_FAST;
        }
        if (CAM_SENSOR_RAW == gCamCapability[mCameraId]->sensor_type.sens_type) {
            shadingmap_mode = ANDROID_STATISTICS_LENS_SHADING_MAP_MODE_ON;
        }
        enableZsl = ANDROID_CONTROL_ENABLE_ZSL_TRUE;
        break;
      case CAMERA3_TEMPLATE_VIDEO_RECORD:
        controlIntent = ANDROID_CONTROL_CAPTURE_INTENT_VIDEO_RECORD;
        focusMode = ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO;
        optStabMode = ANDROID_LENS_OPTICAL_STABILIZATION_MODE_OFF;
        cacMode = ANDROID_COLOR_CORRECTION_ABERRATION_MODE_FAST;
        edge_mode = ANDROID_EDGE_MODE_FAST;
        noise_red_mode = ANDROID_NOISE_REDUCTION_MODE_FAST;
        tonemap_mode = ANDROID_TONEMAP_MODE_FAST;
        if (forceVideoOis)
            optStabMode = ANDROID_LENS_OPTICAL_STABILIZATION_MODE_ON;
        break;
      case CAMERA3_TEMPLATE_VIDEO_SNAPSHOT:
        controlIntent = ANDROID_CONTROL_CAPTURE_INTENT_VIDEO_SNAPSHOT;
        focusMode = ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO;
        optStabMode = ANDROID_LENS_OPTICAL_STABILIZATION_MODE_OFF;
        cacMode = ANDROID_COLOR_CORRECTION_ABERRATION_MODE_FAST;
        edge_mode = ANDROID_EDGE_MODE_FAST;
        noise_red_mode = ANDROID_NOISE_REDUCTION_MODE_FAST;
        tonemap_mode = ANDROID_TONEMAP_MODE_FAST;
        if (forceVideoOis)
            optStabMode = ANDROID_LENS_OPTICAL_STABILIZATION_MODE_ON;
        break;
      case CAMERA3_TEMPLATE_ZERO_SHUTTER_LAG:
        controlIntent = ANDROID_CONTROL_CAPTURE_INTENT_ZERO_SHUTTER_LAG;
        focusMode = ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE;
        optStabMode = ANDROID_LENS_OPTICAL_STABILIZATION_MODE_ON;
        cacMode = ANDROID_COLOR_CORRECTION_ABERRATION_MODE_FAST;
        edge_mode = ANDROID_EDGE_MODE_ZERO_SHUTTER_LAG;
        noise_red_mode = ANDROID_NOISE_REDUCTION_MODE_ZERO_SHUTTER_LAG;
        tonemap_mode = ANDROID_TONEMAP_MODE_FAST;
        break;
      case CAMERA3_TEMPLATE_MANUAL:
        edge_mode = ANDROID_EDGE_MODE_FAST;
        noise_red_mode = ANDROID_NOISE_REDUCTION_MODE_FAST;
        tonemap_mode = ANDROID_TONEMAP_MODE_FAST;
        cacMode = ANDROID_COLOR_CORRECTION_ABERRATION_MODE_FAST;
        controlIntent = ANDROID_CONTROL_CAPTURE_INTENT_MANUAL;
        focusMode = ANDROID_CONTROL_AF_MODE_OFF;
        optStabMode = ANDROID_LENS_OPTICAL_STABILIZATION_MODE_OFF;
        break;
      default:
        edge_mode = ANDROID_EDGE_MODE_FAST;
        noise_red_mode = ANDROID_NOISE_REDUCTION_MODE_FAST;
        tonemap_mode = ANDROID_TONEMAP_MODE_FAST;
        cacMode = ANDROID_COLOR_CORRECTION_ABERRATION_MODE_FAST;
        controlIntent = ANDROID_CONTROL_CAPTURE_INTENT_CUSTOM;
        focusMode = ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE;
        optStabMode = ANDROID_LENS_OPTICAL_STABILIZATION_MODE_OFF;
        break;
    }
    // Set CAC to OFF if underlying device doesn't support
    if (gCamCapability[mCameraId]->aberration_modes_count == 0) {
        cacMode = ANDROID_COLOR_CORRECTION_ABERRATION_MODE_OFF;
    }
    settings.update(ANDROID_COLOR_CORRECTION_ABERRATION_MODE, &cacMode, 1);
    settings.update(ANDROID_CONTROL_CAPTURE_INTENT, &controlIntent, 1);
    settings.update(ANDROID_CONTROL_VIDEO_STABILIZATION_MODE, &vsMode, 1);
    if (gCamCapability[mCameraId]->supported_focus_modes_cnt == 1) {
        focusMode = ANDROID_CONTROL_AF_MODE_OFF;
    }
    settings.update(ANDROID_CONTROL_AF_MODE, &focusMode, 1);
    settings.update(NEXUS_EXPERIMENTAL_2017_HISTOGRAM_ENABLE, &histogramEnable, 1);
    settings.update(NEXUS_EXPERIMENTAL_2017_TRACKING_AF_TRIGGER, &trackingAfTrigger, 1);

    if (gCamCapability[mCameraId]->optical_stab_modes_count == 1 &&
            gCamCapability[mCameraId]->optical_stab_modes[0] == CAM_OPT_STAB_ON)
        optStabMode = ANDROID_LENS_OPTICAL_STABILIZATION_MODE_ON;
    else if ((gCamCapability[mCameraId]->optical_stab_modes_count == 1 &&
            gCamCapability[mCameraId]->optical_stab_modes[0] == CAM_OPT_STAB_OFF)
            || ois_disable)
        optStabMode = ANDROID_LENS_OPTICAL_STABILIZATION_MODE_OFF;
    settings.update(ANDROID_LENS_OPTICAL_STABILIZATION_MODE, &optStabMode, 1);
    settings.update(ANDROID_STATISTICS_LENS_SHADING_MAP_MODE, &shadingmap_mode, 1);

    settings.update(ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION,
            &gCamCapability[mCameraId]->exposure_compensation_default, 1);

    static const uint8_t aeLock = ANDROID_CONTROL_AE_LOCK_OFF;
    settings.update(ANDROID_CONTROL_AE_LOCK, &aeLock, 1);

    static const uint8_t awbLock = ANDROID_CONTROL_AWB_LOCK_OFF;
    settings.update(ANDROID_CONTROL_AWB_LOCK, &awbLock, 1);

    static const uint8_t awbMode = ANDROID_CONTROL_AWB_MODE_AUTO;
    settings.update(ANDROID_CONTROL_AWB_MODE, &awbMode, 1);

    static const uint8_t controlMode = ANDROID_CONTROL_MODE_AUTO;
    settings.update(ANDROID_CONTROL_MODE, &controlMode, 1);

    static const uint8_t effectMode = ANDROID_CONTROL_EFFECT_MODE_OFF;
    settings.update(ANDROID_CONTROL_EFFECT_MODE, &effectMode, 1);

    static const uint8_t sceneMode = ANDROID_CONTROL_SCENE_MODE_FACE_PRIORITY;
    settings.update(ANDROID_CONTROL_SCENE_MODE, &sceneMode, 1);

    static const uint8_t aeMode = ANDROID_CONTROL_AE_MODE_ON;
    settings.update(ANDROID_CONTROL_AE_MODE, &aeMode, 1);

    /*flash*/
    static const uint8_t flashMode = ANDROID_FLASH_MODE_OFF;
    settings.update(ANDROID_FLASH_MODE, &flashMode, 1);

    static const uint8_t flashFiringLevel = CAM_FLASH_FIRING_LEVEL_4;
    settings.update(ANDROID_FLASH_FIRING_POWER,
            &flashFiringLevel, 1);

    /* lens */
    float default_aperture = gCamCapability[mCameraId]->apertures[0];
    settings.update(ANDROID_LENS_APERTURE, &default_aperture, 1);

    if (gCamCapability[mCameraId]->filter_densities_count) {
        float default_filter_density = gCamCapability[mCameraId]->filter_densities[0];
        settings.update(ANDROID_LENS_FILTER_DENSITY, &default_filter_density,
                        gCamCapability[mCameraId]->filter_densities_count);
    }

    float default_focal_length = gCamCapability[mCameraId]->focal_length;
    settings.update(ANDROID_LENS_FOCAL_LENGTH, &default_focal_length, 1);

    static const uint8_t demosaicMode = ANDROID_DEMOSAIC_MODE_FAST;
    settings.update(ANDROID_DEMOSAIC_MODE, &demosaicMode, 1);

    static const uint8_t hotpixelMode = ANDROID_HOT_PIXEL_MODE_FAST;
    settings.update(ANDROID_HOT_PIXEL_MODE, &hotpixelMode, 1);

    static const int32_t testpatternMode = ANDROID_SENSOR_TEST_PATTERN_MODE_OFF;
    settings.update(ANDROID_SENSOR_TEST_PATTERN_MODE, &testpatternMode, 1);

    /* face detection (default to OFF) */
    static const uint8_t faceDetectMode = ANDROID_STATISTICS_FACE_DETECT_MODE_OFF;
    settings.update(ANDROID_STATISTICS_FACE_DETECT_MODE, &faceDetectMode, 1);

    static const uint8_t histogramMode = QCAMERA3_HISTOGRAM_MODE_OFF;
    settings.update(QCAMERA3_HISTOGRAM_MODE, &histogramMode, 1);

    static const uint8_t sharpnessMapMode = ANDROID_STATISTICS_SHARPNESS_MAP_MODE_OFF;
    settings.update(ANDROID_STATISTICS_SHARPNESS_MAP_MODE, &sharpnessMapMode, 1);

    static const uint8_t hotPixelMapMode = ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE_OFF;
    settings.update(ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE, &hotPixelMapMode, 1);


    static const uint8_t blackLevelLock = ANDROID_BLACK_LEVEL_LOCK_OFF;
    settings.update(ANDROID_BLACK_LEVEL_LOCK, &blackLevelLock, 1);

    /* Exposure time(Update the Min Exposure Time)*/
    int64_t default_exposure_time = gCamCapability[mCameraId]->exposure_time_range[0];
    settings.update(ANDROID_SENSOR_EXPOSURE_TIME, &default_exposure_time, 1);

    /* frame duration */
    static const int64_t default_frame_duration = NSEC_PER_33MSEC;
    settings.update(ANDROID_SENSOR_FRAME_DURATION, &default_frame_duration, 1);

    /* sensitivity */
    static const int32_t default_sensitivity = 100;
    settings.update(ANDROID_SENSOR_SENSITIVITY, &default_sensitivity, 1);
#ifndef USE_HAL_3_3
    static const int32_t default_isp_sensitivity =
            gCamCapability[mCameraId]->isp_sensitivity_range.min_sensitivity;
    settings.update(ANDROID_CONTROL_POST_RAW_SENSITIVITY_BOOST, &default_isp_sensitivity, 1);
#endif

    /*edge mode*/
    settings.update(ANDROID_EDGE_MODE, &edge_mode, 1);

    /*noise reduction mode*/
    settings.update(ANDROID_NOISE_REDUCTION_MODE, &noise_red_mode, 1);

    /*color correction mode*/
    static const uint8_t color_correct_mode = ANDROID_COLOR_CORRECTION_MODE_FAST;
    settings.update(ANDROID_COLOR_CORRECTION_MODE, &color_correct_mode, 1);

    /*transform matrix mode*/
    settings.update(ANDROID_TONEMAP_MODE, &tonemap_mode, 1);

    int32_t scaler_crop_region[4];
    scaler_crop_region[0] = 0;
    scaler_crop_region[1] = 0;
    scaler_crop_region[2] = gCamCapability[mCameraId]->active_array_size.width;
    scaler_crop_region[3] = gCamCapability[mCameraId]->active_array_size.height;
    settings.update(ANDROID_SCALER_CROP_REGION, scaler_crop_region, 4);

    static const uint8_t antibanding_mode = ANDROID_CONTROL_AE_ANTIBANDING_MODE_AUTO;
    settings.update(ANDROID_CONTROL_AE_ANTIBANDING_MODE, &antibanding_mode, 1);

    /*focus distance*/
    float focus_distance = 0.0;
    settings.update(ANDROID_LENS_FOCUS_DISTANCE, &focus_distance, 1);

    /*target fps range: use maximum range for picture, and maximum fixed range for video*/
    /* Restrict template max_fps to 30 */
    float max_range = 0.0;
    float max_fixed_fps = 0.0;
    int32_t fps_range[2] = {0, 0};
    for (uint32_t i = 0; i < gCamCapability[mCameraId]->fps_ranges_tbl_cnt;
            i++) {
        if (gCamCapability[mCameraId]->fps_ranges_tbl[i].max_fps >
                TEMPLATE_MAX_PREVIEW_FPS) {
            continue;
        }
        float range = gCamCapability[mCameraId]->fps_ranges_tbl[i].max_fps -
            gCamCapability[mCameraId]->fps_ranges_tbl[i].min_fps;
        if (type == CAMERA3_TEMPLATE_PREVIEW ||
                type == CAMERA3_TEMPLATE_STILL_CAPTURE ||
                type == CAMERA3_TEMPLATE_ZERO_SHUTTER_LAG) {
            if (range > max_range) {
                fps_range[0] =
                    (int32_t)gCamCapability[mCameraId]->fps_ranges_tbl[i].min_fps;
                fps_range[1] =
                    (int32_t)gCamCapability[mCameraId]->fps_ranges_tbl[i].max_fps;
                max_range = range;
            }
        } else {
            if (range < 0.01 && max_fixed_fps <
                    gCamCapability[mCameraId]->fps_ranges_tbl[i].max_fps) {
                fps_range[0] =
                    (int32_t)gCamCapability[mCameraId]->fps_ranges_tbl[i].min_fps;
                fps_range[1] =
                    (int32_t)gCamCapability[mCameraId]->fps_ranges_tbl[i].max_fps;
                max_fixed_fps = gCamCapability[mCameraId]->fps_ranges_tbl[i].max_fps;
            }
        }
    }
    settings.update(ANDROID_CONTROL_AE_TARGET_FPS_RANGE, fps_range, 2);

    /*precapture trigger*/
    uint8_t precapture_trigger = ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER_IDLE;
    settings.update(ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER, &precapture_trigger, 1);

    /*af trigger*/
    uint8_t af_trigger = ANDROID_CONTROL_AF_TRIGGER_IDLE;
    settings.update(ANDROID_CONTROL_AF_TRIGGER, &af_trigger, 1);

    /* ae & af regions */
    int32_t active_region[] = {
            gCamCapability[mCameraId]->active_array_size.left,
            gCamCapability[mCameraId]->active_array_size.top,
            gCamCapability[mCameraId]->active_array_size.left +
                    gCamCapability[mCameraId]->active_array_size.width,
            gCamCapability[mCameraId]->active_array_size.top +
                    gCamCapability[mCameraId]->active_array_size.height,
            0};
    settings.update(ANDROID_CONTROL_AE_REGIONS, active_region,
            sizeof(active_region) / sizeof(active_region[0]));
    settings.update(ANDROID_CONTROL_AF_REGIONS, active_region,
            sizeof(active_region) / sizeof(active_region[0]));

    /* black level lock */
    uint8_t blacklevel_lock = ANDROID_BLACK_LEVEL_LOCK_OFF;
    settings.update(ANDROID_BLACK_LEVEL_LOCK, &blacklevel_lock, 1);

    //special defaults for manual template
    if (type == CAMERA3_TEMPLATE_MANUAL) {
        static const uint8_t manualControlMode = ANDROID_CONTROL_MODE_OFF;
        settings.update(ANDROID_CONTROL_MODE, &manualControlMode, 1);

        static const uint8_t manualFocusMode = ANDROID_CONTROL_AF_MODE_OFF;
        settings.update(ANDROID_CONTROL_AF_MODE, &manualFocusMode, 1);

        static const uint8_t manualAeMode = ANDROID_CONTROL_AE_MODE_OFF;
        settings.update(ANDROID_CONTROL_AE_MODE, &manualAeMode, 1);

        static const uint8_t manualAwbMode = ANDROID_CONTROL_AWB_MODE_OFF;
        settings.update(ANDROID_CONTROL_AWB_MODE, &manualAwbMode, 1);

        static const uint8_t manualTonemapMode = ANDROID_TONEMAP_MODE_FAST;
        settings.update(ANDROID_TONEMAP_MODE, &manualTonemapMode, 1);

        static const uint8_t manualColorCorrectMode = ANDROID_COLOR_CORRECTION_MODE_TRANSFORM_MATRIX;
        settings.update(ANDROID_COLOR_CORRECTION_MODE, &manualColorCorrectMode, 1);
    }


    /* TNR
     * We'll use this location to determine which modes TNR will be set.
     * We will enable TNR to be on if either of the Preview/Video stream requires TNR
     * This is not to be confused with linking on a per stream basis that decision
     * is still on per-session basis and will be handled as part of config stream
     */
    uint8_t tnr_enable = 0;

    if (m_bTnrPreview || m_bTnrVideo) {

        switch (type) {
            case CAMERA3_TEMPLATE_VIDEO_RECORD:
                    tnr_enable = 1;
                    break;

            default:
                    tnr_enable = 0;
                    break;
        }

        int32_t tnr_process_type = (int32_t)getTemporalDenoiseProcessPlate();
        settings.update(QCAMERA3_TEMPORAL_DENOISE_ENABLE, &tnr_enable, 1);
        settings.update(QCAMERA3_TEMPORAL_DENOISE_PROCESS_TYPE, &tnr_process_type, 1);

        LOGD("TNR:%d with process plate %d for template:%d",
                             tnr_enable, tnr_process_type, type);
    }

    //Update Link tags to default
    uint8_t sync_type = CAM_TYPE_STANDALONE;
    settings.update(QCAMERA3_DUALCAM_LINK_ENABLE, &sync_type, 1);

    uint8_t is_main = 1;
    settings.update(QCAMERA3_DUALCAM_LINK_IS_MAIN, &is_main, 1);

    uint8_t related_camera_id = mCameraId;
    settings.update(QCAMERA3_DUALCAM_LINK_RELATED_CAMERA_ID, &related_camera_id, 1);

    /* CDS default */
    char prop[PROPERTY_VALUE_MAX];
    memset(prop, 0, sizeof(prop));
    property_get("persist.camera.CDS", prop, "Auto");
    cam_cds_mode_type_t cds_mode = CAM_CDS_MODE_AUTO;
    cds_mode = lookupProp(CDS_MAP, METADATA_MAP_SIZE(CDS_MAP), prop);
    if (CAM_CDS_MODE_MAX == cds_mode) {
        cds_mode = CAM_CDS_MODE_AUTO;
    }

    /* Disabling CDS in templates which have TNR enabled*/
    if (tnr_enable)
        cds_mode = CAM_CDS_MODE_OFF;

    int32_t mode = cds_mode;
    settings.update(QCAMERA3_CDS_MODE, &mode, 1);

    /* Manual Convergence AEC Speed is disabled by default*/
    float default_aec_speed = 0;
    settings.update(QCAMERA3_AEC_CONVERGENCE_SPEED, &default_aec_speed, 1);

    /* Manual Convergence AWB Speed is disabled by default*/
    float default_awb_speed = 0;
    settings.update(QCAMERA3_AWB_CONVERGENCE_SPEED, &default_awb_speed, 1);

    // Set instant AEC to normal convergence by default
    int32_t instant_aec_mode = (int32_t)QCAMERA3_INSTANT_AEC_NORMAL_CONVERGENCE;
    settings.update(QCAMERA3_INSTANT_AEC_MODE, &instant_aec_mode, 1);

    /* hybrid ae */
    settings.update(NEXUS_EXPERIMENTAL_2016_HYBRID_AE_ENABLE, &hybrid_ae, 1);

    if (gExposeEnableZslKey) {
        settings.update(ANDROID_CONTROL_ENABLE_ZSL, &enableZsl, 1);
    }

    mDefaultMetadata[type] = settings.release();

    return mDefaultMetadata[type];
}

/*===========================================================================
 * FUNCTION   : setFrameParameters
 *
 * DESCRIPTION: set parameters per frame as requested in the metadata from
 *              framework
 *
 * PARAMETERS :
 *   @request   : request that needs to be serviced
 *   @streamsArray : Stream ID of all the requested streams
 *   @blob_request: Whether this request is a blob request or not
 *
 * RETURN     : success: NO_ERROR
 *              failure:
 *==========================================================================*/
int QCamera3HardwareInterface::setFrameParameters(
                    camera3_capture_request_t *request,
                    cam_stream_ID_t streamsArray,
                    int blob_request,
                    uint32_t snapshotStreamId)
{
    /*translate from camera_metadata_t type to parm_type_t*/
    int rc = 0;
    int32_t hal_version = CAM_HAL_V3;

    clear_metadata_buffer(mParameters);
    if (ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_PARM_HAL_VERSION, hal_version)) {
        LOGE("Failed to set hal version in the parameters");
        return BAD_VALUE;
    }

    /*we need to update the frame number in the parameters*/
    if (ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_META_FRAME_NUMBER,
            request->frame_number)) {
        LOGE("Failed to set the frame number in the parameters");
        return BAD_VALUE;
    }

    /* Update stream id of all the requested buffers */
    if (ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_META_STREAM_ID, streamsArray)) {
        LOGE("Failed to set stream type mask in the parameters");
        return BAD_VALUE;
    }

    if (mUpdateDebugLevel) {
        uint32_t dummyDebugLevel = 0;
        /* The value of dummyDebugLevel is irrelavent. On
         * CAM_INTF_PARM_UPDATE_DEBUG_LEVEL, read debug property */
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_PARM_UPDATE_DEBUG_LEVEL,
                dummyDebugLevel)) {
            LOGE("Failed to set UPDATE_DEBUG_LEVEL");
            return BAD_VALUE;
        }
        mUpdateDebugLevel = false;
    }

    if(request->settings != NULL){
        rc = translateToHalMetadata(request, mParameters, snapshotStreamId);
        if (blob_request)
            memcpy(mPrevParameters, mParameters, sizeof(metadata_buffer_t));
    }

    return rc;
}

/*===========================================================================
 * FUNCTION   : setReprocParameters
 *
 * DESCRIPTION: Translate frameworks metadata to HAL metadata structure, and
 *              return it.
 *
 * PARAMETERS :
 *   @request   : request that needs to be serviced
 *
 * RETURN     : success: NO_ERROR
 *              failure:
 *==========================================================================*/
int32_t QCamera3HardwareInterface::setReprocParameters(
        camera3_capture_request_t *request, metadata_buffer_t *reprocParam,
        uint32_t snapshotStreamId)
{
    /*translate from camera_metadata_t type to parm_type_t*/
    int rc = 0;

    if (NULL == request->settings){
        LOGE("Reprocess settings cannot be NULL");
        return BAD_VALUE;
    }

    if (NULL == reprocParam) {
        LOGE("Invalid reprocessing metadata buffer");
        return BAD_VALUE;
    }
    clear_metadata_buffer(reprocParam);

    /*we need to update the frame number in the parameters*/
    if (ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_FRAME_NUMBER,
            request->frame_number)) {
        LOGE("Failed to set the frame number in the parameters");
        return BAD_VALUE;
    }

    rc = translateToHalMetadata(request, reprocParam, snapshotStreamId);
    if (rc < 0) {
        LOGE("Failed to translate reproc request");
        return rc;
    }

    CameraMetadata frame_settings;
    frame_settings = request->settings;
    if (frame_settings.exists(QCAMERA3_CROP_COUNT_REPROCESS) &&
            frame_settings.exists(QCAMERA3_CROP_REPROCESS)) {
        int32_t *crop_count =
                frame_settings.find(QCAMERA3_CROP_COUNT_REPROCESS).data.i32;
        int32_t *crop_data =
                frame_settings.find(QCAMERA3_CROP_REPROCESS).data.i32;
        int32_t *roi_map =
                frame_settings.find(QCAMERA3_CROP_ROI_MAP_REPROCESS).data.i32;
        if ((0 < *crop_count) && (*crop_count < MAX_NUM_STREAMS)) {
            cam_crop_data_t crop_meta;
            memset(&crop_meta, 0, sizeof(cam_crop_data_t));
            crop_meta.num_of_streams = 1;
            crop_meta.crop_info[0].crop.left   = crop_data[0];
            crop_meta.crop_info[0].crop.top    = crop_data[1];
            crop_meta.crop_info[0].crop.width  = crop_data[2];
            crop_meta.crop_info[0].crop.height = crop_data[3];

            crop_meta.crop_info[0].roi_map.left =
                    roi_map[0];
            crop_meta.crop_info[0].roi_map.top =
                    roi_map[1];
            crop_meta.crop_info[0].roi_map.width =
                    roi_map[2];
            crop_meta.crop_info[0].roi_map.height =
                    roi_map[3];

            if (ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_CROP_DATA, crop_meta)) {
                rc = BAD_VALUE;
            }
            LOGD("Found reprocess crop data for stream %p %dx%d, %dx%d",
                    request->input_buffer->stream,
                    crop_meta.crop_info[0].crop.left,
                    crop_meta.crop_info[0].crop.top,
                    crop_meta.crop_info[0].crop.width,
                    crop_meta.crop_info[0].crop.height);
            LOGD("Found reprocess roi map data for stream %p %dx%d, %dx%d",
                    request->input_buffer->stream,
                    crop_meta.crop_info[0].roi_map.left,
                    crop_meta.crop_info[0].roi_map.top,
                    crop_meta.crop_info[0].roi_map.width,
                    crop_meta.crop_info[0].roi_map.height);
            } else {
                LOGE("Invalid reprocess crop count %d!", *crop_count);
            }
    } else {
        LOGE("No crop data from matching output stream");
    }

    /* These settings are not needed for regular requests so handle them specially for
       reprocess requests; information needed for EXIF tags */
    if (frame_settings.exists(ANDROID_FLASH_MODE)) {
        int val = lookupHalName(FLASH_MODES_MAP, METADATA_MAP_SIZE(FLASH_MODES_MAP),
                    (int)frame_settings.find(ANDROID_FLASH_MODE).data.u8[0]);
        if (NAME_NOT_FOUND != val) {
            uint32_t flashMode = (uint32_t)val;
            if (ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_FLASH_MODE, flashMode)) {
                rc = BAD_VALUE;
            }
        } else {
            LOGE("Could not map fwk flash mode %d to correct hal flash mode",
                    frame_settings.find(ANDROID_FLASH_MODE).data.u8[0]);
        }
    } else {
        LOGH("No flash mode in reprocess settings");
    }

    if (frame_settings.exists(ANDROID_FLASH_STATE)) {
        int32_t flashState = (int32_t)frame_settings.find(ANDROID_FLASH_STATE).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_FLASH_STATE, flashState)) {
            rc = BAD_VALUE;
        }
    } else {
        LOGH("No flash state in reprocess settings");
    }

    if (frame_settings.exists(QCAMERA3_HAL_PRIVATEDATA_REPROCESS_FLAGS)) {
        uint8_t *reprocessFlags =
            frame_settings.find(QCAMERA3_HAL_PRIVATEDATA_REPROCESS_FLAGS).data.u8;
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_REPROCESS_FLAGS,
                *reprocessFlags)) {
                rc = BAD_VALUE;
        }
    }

    // Add exif debug data to internal metadata
    if (frame_settings.exists(QCAMERA3_HAL_PRIVATEDATA_EXIF_DEBUG_DATA_BLOB)) {
        mm_jpeg_debug_exif_params_t *debug_params =
                (mm_jpeg_debug_exif_params_t *)frame_settings.find
                (QCAMERA3_HAL_PRIVATEDATA_EXIF_DEBUG_DATA_BLOB).data.u8;
        // AE
        if (debug_params->ae_debug_params_valid == TRUE) {
            ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_EXIF_DEBUG_AE,
                    debug_params->ae_debug_params);
        }
        // AWB
        if (debug_params->awb_debug_params_valid == TRUE) {
            ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_EXIF_DEBUG_AWB,
                debug_params->awb_debug_params);
        }
        // AF
       if (debug_params->af_debug_params_valid == TRUE) {
            ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_EXIF_DEBUG_AF,
                   debug_params->af_debug_params);
        }
        // ASD
        if (debug_params->asd_debug_params_valid == TRUE) {
            ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_EXIF_DEBUG_ASD,
                    debug_params->asd_debug_params);
        }
        // Stats
        if (debug_params->stats_debug_params_valid == TRUE) {
            ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_EXIF_DEBUG_STATS,
                    debug_params->stats_debug_params);
       }
        // BE Stats
        if (debug_params->bestats_debug_params_valid == TRUE) {
            ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_EXIF_DEBUG_BESTATS,
                    debug_params->bestats_debug_params);
        }
        // BHIST
        if (debug_params->bhist_debug_params_valid == TRUE) {
            ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_EXIF_DEBUG_BHIST,
                    debug_params->bhist_debug_params);
       }
        // 3A Tuning
        if (debug_params->q3a_tuning_debug_params_valid == TRUE) {
            ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_EXIF_DEBUG_3A_TUNING,
                    debug_params->q3a_tuning_debug_params);
        }
    }

    // Add metadata which reprocess needs
    if (frame_settings.exists(QCAMERA3_HAL_PRIVATEDATA_REPROCESS_DATA_BLOB)) {
        cam_reprocess_info_t *repro_info =
                (cam_reprocess_info_t *)frame_settings.find
                (QCAMERA3_HAL_PRIVATEDATA_REPROCESS_DATA_BLOB).data.u8;
        ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_SNAP_CROP_INFO_SENSOR,
                repro_info->sensor_crop_info);
        ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_SNAP_CROP_INFO_CAMIF,
                repro_info->camif_crop_info);
        ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_SNAP_CROP_INFO_ISP,
                repro_info->isp_crop_info);
        ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_SNAP_CROP_INFO_CPP,
                repro_info->cpp_crop_info);
        ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_AF_FOCAL_LENGTH_RATIO,
                repro_info->af_focal_length_ratio);
        ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_PARM_FLIP,
                repro_info->pipeline_flip);
        ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_AF_ROI,
                repro_info->af_roi);
        ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_META_IMG_DYN_FEAT,
                repro_info->dyn_mask);
        /* If there is ANDROID_JPEG_ORIENTATION in frame setting,
           CAM_INTF_PARM_ROTATION metadata then has been added in
           translateToHalMetadata. HAL need to keep this new rotation
           metadata. Otherwise, the old rotation info saved in the vendor tag
           would be used */
        IF_META_AVAILABLE(cam_rotation_info_t, rotationInfo,
                CAM_INTF_PARM_ROTATION, reprocParam) {
            LOGD("CAM_INTF_PARM_ROTATION metadata is added in translateToHalMetadata");
        } else {
            ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_PARM_ROTATION,
                    repro_info->rotation_info);
        }
    }

    /* Add additional JPEG cropping information. App add QCAMERA3_JPEG_ENCODE_CROP_RECT
       to ask for cropping and use ROI for downscale/upscale during HW JPEG encoding.
       roi.width and roi.height would be the final JPEG size.
       For now, HAL only checks this for reprocess request */
    if (frame_settings.exists(QCAMERA3_JPEG_ENCODE_CROP_ENABLE) &&
            frame_settings.exists(QCAMERA3_JPEG_ENCODE_CROP_RECT)) {
        uint8_t *enable =
            frame_settings.find(QCAMERA3_JPEG_ENCODE_CROP_ENABLE).data.u8;
        if (*enable == TRUE) {
            int32_t *crop_data =
                    frame_settings.find(QCAMERA3_JPEG_ENCODE_CROP_RECT).data.i32;
            cam_stream_crop_info_t crop_meta;
            memset(&crop_meta, 0, sizeof(cam_stream_crop_info_t));
            crop_meta.stream_id = 0;
            crop_meta.crop.left   = crop_data[0];
            crop_meta.crop.top    = crop_data[1];
            crop_meta.crop.width  = crop_data[2];
            crop_meta.crop.height = crop_data[3];
            // The JPEG crop roi should match cpp output size
            IF_META_AVAILABLE(cam_stream_crop_info_t, cpp_crop,
                    CAM_INTF_META_SNAP_CROP_INFO_CPP, reprocParam) {
                crop_meta.roi_map.left = 0;
                crop_meta.roi_map.top = 0;
                crop_meta.roi_map.width = cpp_crop->crop.width;
                crop_meta.roi_map.height = cpp_crop->crop.height;
            }
            ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_PARM_JPEG_ENCODE_CROP,
                    crop_meta);
            LOGH("Add JPEG encode crop left %d, top %d, width %d, height %d, mCameraId %d",
                    crop_meta.crop.left, crop_meta.crop.top,
                    crop_meta.crop.width, crop_meta.crop.height, mCameraId);
            LOGH("Add JPEG encode crop ROI left %d, top %d, width %d, height %d, mCameraId %d",
                    crop_meta.roi_map.left, crop_meta.roi_map.top,
                    crop_meta.roi_map.width, crop_meta.roi_map.height, mCameraId);

            // Add JPEG scale information
            cam_dimension_t scale_dim;
            memset(&scale_dim, 0, sizeof(cam_dimension_t));
            if (frame_settings.exists(QCAMERA3_JPEG_ENCODE_CROP_ROI)) {
                int32_t *roi =
                    frame_settings.find(QCAMERA3_JPEG_ENCODE_CROP_ROI).data.i32;
                scale_dim.width = roi[2];
                scale_dim.height = roi[3];
                ADD_SET_PARAM_ENTRY_TO_BATCH(reprocParam, CAM_INTF_PARM_JPEG_SCALE_DIMENSION,
                    scale_dim);
                LOGH("Add JPEG encode scale width %d, height %d, mCameraId %d",
                    scale_dim.width, scale_dim.height, mCameraId);
            }
        }
    }

    return rc;
}

/*===========================================================================
 * FUNCTION   : saveRequestSettings
 *
 * DESCRIPTION: Add any settings that might have changed to the request settings
 *              and save the settings to be applied on the frame
 *
 * PARAMETERS :
 *   @jpegMetadata : the extracted and/or modified jpeg metadata
 *   @request      : request with initial settings
 *
 * RETURN     :
 * camera_metadata_t* : pointer to the saved request settings
 *==========================================================================*/
camera_metadata_t* QCamera3HardwareInterface::saveRequestSettings(
        const CameraMetadata &jpegMetadata,
        camera3_capture_request_t *request)
{
    camera_metadata_t *resultMetadata;
    CameraMetadata camMetadata;
    camMetadata = request->settings;

    if (jpegMetadata.exists(ANDROID_JPEG_THUMBNAIL_SIZE)) {
        int32_t thumbnail_size[2];
        thumbnail_size[0] = jpegMetadata.find(ANDROID_JPEG_THUMBNAIL_SIZE).data.i32[0];
        thumbnail_size[1] = jpegMetadata.find(ANDROID_JPEG_THUMBNAIL_SIZE).data.i32[1];
        camMetadata.update(ANDROID_JPEG_THUMBNAIL_SIZE, thumbnail_size,
                jpegMetadata.find(ANDROID_JPEG_THUMBNAIL_SIZE).count);
    }

    if (request->input_buffer != NULL) {
        uint8_t reprocessFlags = 1;
        camMetadata.update(QCAMERA3_HAL_PRIVATEDATA_REPROCESS_FLAGS,
                (uint8_t*)&reprocessFlags,
                sizeof(reprocessFlags));
    }

    resultMetadata = camMetadata.release();
    return resultMetadata;
}

/*===========================================================================
 * FUNCTION   : setHalFpsRange
 *
 * DESCRIPTION: set FPS range parameter
 *
 *
 * PARAMETERS :
 *   @settings    : Metadata from framework
 *   @hal_metadata: Metadata buffer
 *
 *
 * RETURN     : success: NO_ERROR
 *              failure:
 *==========================================================================*/
int32_t QCamera3HardwareInterface::setHalFpsRange(const CameraMetadata &settings,
        metadata_buffer_t *hal_metadata)
{
    int32_t rc = NO_ERROR;
    cam_fps_range_t fps_range;
    fps_range.min_fps = (float)
            settings.find(ANDROID_CONTROL_AE_TARGET_FPS_RANGE).data.i32[0];
    fps_range.max_fps = (float)
            settings.find(ANDROID_CONTROL_AE_TARGET_FPS_RANGE).data.i32[1];
    fps_range.video_min_fps = fps_range.min_fps;
    fps_range.video_max_fps = fps_range.max_fps;

    LOGD("aeTargetFpsRange fps: [%f %f]",
            fps_range.min_fps, fps_range.max_fps);
    /* In CONSTRAINED_HFR_MODE, sensor_fps is derived from aeTargetFpsRange as
     * follows:
     * ---------------------------------------------------------------|
     *      Video stream is absent in configure_streams               |
     *    (Camcorder preview before the first video record            |
     * ---------------------------------------------------------------|
     * vid_buf_requested | aeTgtFpsRng | snsrFpsMode | sensorFpsRange |
     *                   |             |             | vid_min/max_fps|
     * ---------------------------------------------------------------|
     *        NO         |  [ 30, 240] |     240     |  [240, 240]    |
     *                   |-------------|-------------|----------------|
     *                   |  [240, 240] |     240     |  [240, 240]    |
     * ---------------------------------------------------------------|
     *     Video stream is present in configure_streams               |
     * ---------------------------------------------------------------|
     * vid_buf_requested | aeTgtFpsRng | snsrFpsMode | sensorFpsRange |
     *                   |             |             | vid_min/max_fps|
     * ---------------------------------------------------------------|
     *        NO         |  [ 30, 240] |     240     |  [240, 240]    |
     * (camcorder prev   |-------------|-------------|----------------|
     *  after video rec  |  [240, 240] |     240     |  [240, 240]    |
     *  is stopped)      |             |             |                |
     * ---------------------------------------------------------------|
     *       YES         |  [ 30, 240] |     240     |  [240, 240]    |
     *                   |-------------|-------------|----------------|
     *                   |  [240, 240] |     240     |  [240, 240]    |
     * ---------------------------------------------------------------|
     * When Video stream is absent in configure_streams,
     * preview fps = sensor_fps / batchsize
     * Eg: for 240fps at batchSize 4, preview = 60fps
     *     for 120fps at batchSize 4, preview = 30fps
     *
     * When video stream is present in configure_streams, preview fps is as per
     * the ratio of preview buffers to video buffers requested in process
     * capture request
     */
    mBatchSize = 0;
    if (CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE == mOpMode) {
        fps_range.min_fps = fps_range.video_max_fps;
        fps_range.video_min_fps = fps_range.video_max_fps;
        int val = lookupHalName(HFR_MODE_MAP, METADATA_MAP_SIZE(HFR_MODE_MAP),
                fps_range.max_fps);
        if (NAME_NOT_FOUND != val) {
            cam_hfr_mode_t hfrMode = (cam_hfr_mode_t)val;
            if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_HFR, hfrMode)) {
                return BAD_VALUE;
            }

            if (fps_range.max_fps >= MIN_FPS_FOR_BATCH_MODE) {
                /* If batchmode is currently in progress and the fps changes,
                 * set the flag to restart the sensor */
                if((mHFRVideoFps >= MIN_FPS_FOR_BATCH_MODE) &&
                        (mHFRVideoFps != fps_range.max_fps)) {
                    mNeedSensorRestart = true;
                }
                mHFRVideoFps = fps_range.max_fps;
                mBatchSize = mHFRVideoFps / PREVIEW_FPS_FOR_HFR;
                if (mBatchSize > MAX_HFR_BATCH_SIZE) {
                    mBatchSize = MAX_HFR_BATCH_SIZE;
                }
             }
            LOGD("hfrMode: %d batchSize: %d", hfrMode, mBatchSize);

         }
    } else {
        /* HFR mode is session param in backend/ISP. This should be reset when
         * in non-HFR mode  */
        cam_hfr_mode_t hfrMode = CAM_HFR_MODE_OFF;
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_HFR, hfrMode)) {
            return BAD_VALUE;
        }
    }
    if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_FPS_RANGE, fps_range)) {
        return BAD_VALUE;
    }
    LOGD("fps: [%f %f] vid_fps: [%f %f]", fps_range.min_fps,
            fps_range.max_fps, fps_range.video_min_fps, fps_range.video_max_fps);
    return rc;
}

/*===========================================================================
 * FUNCTION   : translateToHalMetadata
 *
 * DESCRIPTION: read from the camera_metadata_t and change to parm_type_t
 *
 *
 * PARAMETERS :
 *   @request  : request sent from framework
 *
 *
 * RETURN     : success: NO_ERROR
 *              failure:
 *==========================================================================*/
int QCamera3HardwareInterface::translateToHalMetadata
                                  (const camera3_capture_request_t *request,
                                   metadata_buffer_t *hal_metadata,
                                   uint32_t snapshotStreamId) {
    if (request == nullptr || hal_metadata == nullptr) {
        return BAD_VALUE;
    }

    int64_t minFrameDuration = getMinFrameDuration(request);

    return translateFwkMetadataToHalMetadata(request->settings, hal_metadata, snapshotStreamId,
            minFrameDuration);
}

int QCamera3HardwareInterface::translateFwkMetadataToHalMetadata(
        const camera_metadata_t *frameworkMetadata, metadata_buffer_t *hal_metadata,
        uint32_t snapshotStreamId, int64_t minFrameDuration) {

    int rc = 0;
    CameraMetadata frame_settings;
    frame_settings = frameworkMetadata;

    /* Do not change the order of the following list unless you know what you are
     * doing.
     * The order is laid out in such a way that parameters in the front of the table
     * may be used to override the parameters later in the table. Examples are:
     * 1. META_MODE should precede AEC/AWB/AF MODE
     * 2. AEC MODE should preced EXPOSURE_TIME/SENSITIVITY/FRAME_DURATION
     * 3. AWB_MODE should precede COLOR_CORRECTION_MODE
     * 4. Any mode should precede it's corresponding settings
     */
    if (frame_settings.exists(ANDROID_CONTROL_MODE)) {
        uint8_t metaMode = frame_settings.find(ANDROID_CONTROL_MODE).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_MODE, metaMode)) {
            rc = BAD_VALUE;
        }
        rc = extractSceneMode(frame_settings, metaMode, hal_metadata);
        if (rc != NO_ERROR) {
            LOGE("extractSceneMode failed");
        }
    }

    if (frame_settings.exists(ANDROID_CONTROL_AE_MODE)) {
        uint8_t fwk_aeMode =
            frame_settings.find(ANDROID_CONTROL_AE_MODE).data.u8[0];
        uint8_t aeMode;
        int32_t redeye;

        if (fwk_aeMode == ANDROID_CONTROL_AE_MODE_OFF ) {
            aeMode = CAM_AE_MODE_OFF;
        } else if (fwk_aeMode == NEXUS_EXPERIMENTAL_2016_CONTROL_AE_MODE_EXTERNAL_FLASH) {
            aeMode = CAM_AE_MODE_ON_EXTERNAL_FLASH;
        } else {
            aeMode = CAM_AE_MODE_ON;
        }
        if (fwk_aeMode == ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH_REDEYE) {
            redeye = 1;
        } else {
            redeye = 0;
        }

        int val = lookupHalName(AE_FLASH_MODE_MAP, METADATA_MAP_SIZE(AE_FLASH_MODE_MAP),
                fwk_aeMode);
        if (NAME_NOT_FOUND != val) {
            int32_t flashMode = (int32_t)val;
            ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_LED_MODE, flashMode);
        }

        ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_AEC_MODE, aeMode);
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_REDEYE_REDUCTION, redeye)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_CONTROL_AWB_MODE)) {
        uint8_t fwk_whiteLevel = frame_settings.find(ANDROID_CONTROL_AWB_MODE).data.u8[0];
        int val = lookupHalName(WHITE_BALANCE_MODES_MAP, METADATA_MAP_SIZE(WHITE_BALANCE_MODES_MAP),
                fwk_whiteLevel);
        if (NAME_NOT_FOUND != val) {
            uint8_t whiteLevel = (uint8_t)val;
            if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_WHITE_BALANCE, whiteLevel)) {
                rc = BAD_VALUE;
            }
        }
    }

    if (frame_settings.exists(ANDROID_COLOR_CORRECTION_ABERRATION_MODE)) {
        uint8_t fwk_cacMode =
                frame_settings.find(
                        ANDROID_COLOR_CORRECTION_ABERRATION_MODE).data.u8[0];
        int val = lookupHalName(COLOR_ABERRATION_MAP, METADATA_MAP_SIZE(COLOR_ABERRATION_MAP),
                fwk_cacMode);
        if (NAME_NOT_FOUND != val) {
            cam_aberration_mode_t cacMode = (cam_aberration_mode_t) val;
            bool entryAvailable = FALSE;
            // Check whether Frameworks set CAC mode is supported in device or not
            for (size_t i = 0; i < gCamCapability[mCameraId]->aberration_modes_count; i++) {
                if (gCamCapability[mCameraId]->aberration_modes[i] == cacMode) {
                    entryAvailable = TRUE;
                    break;
                }
            }
            LOGD("FrameworksCacMode=%d entryAvailable=%d", cacMode, entryAvailable);
            // If entry not found then set the device supported mode instead of frameworks mode i.e,
            // Only HW ISP CAC + NO SW CAC : Advertise all 3 with High doing same as fast by ISP
            // NO HW ISP CAC + Only SW CAC : Advertise all 3 with Fast doing the same as OFF
            if (entryAvailable == FALSE) {
                if (gCamCapability[mCameraId]->aberration_modes_count == 0) {
                    cacMode = CAM_COLOR_CORRECTION_ABERRATION_OFF;
                } else {
                    if (cacMode == CAM_COLOR_CORRECTION_ABERRATION_HIGH_QUALITY) {
                        // High is not supported and so set the FAST as spec say's underlying
                        // device implementation can be the same for both modes.
                        cacMode = CAM_COLOR_CORRECTION_ABERRATION_FAST;
                    } else if (cacMode == CAM_COLOR_CORRECTION_ABERRATION_FAST) {
                        // Fast is not supported and so we cannot set HIGH or FAST but choose OFF
                        // in order to avoid the fps drop due to high quality
                        cacMode = CAM_COLOR_CORRECTION_ABERRATION_OFF;
                    } else {
                        cacMode = CAM_COLOR_CORRECTION_ABERRATION_OFF;
                    }
                }
            }
            LOGD("Final cacMode is %d", cacMode);
            if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_CAC, cacMode)) {
                rc = BAD_VALUE;
            }
        } else {
            LOGE("Invalid framework CAC mode: %d", fwk_cacMode);
        }
    }

    char af_value[PROPERTY_VALUE_MAX];
    property_get("persist.camera.af.infinity", af_value, "0");

    uint8_t fwk_focusMode = 0;
    if (atoi(af_value) == 0) {
        if (frame_settings.exists(ANDROID_CONTROL_AF_MODE)) {
            fwk_focusMode = frame_settings.find(ANDROID_CONTROL_AF_MODE).data.u8[0];
            int val = lookupHalName(FOCUS_MODES_MAP, METADATA_MAP_SIZE(FOCUS_MODES_MAP),
                    fwk_focusMode);
            if (NAME_NOT_FOUND != val) {
                uint8_t focusMode = (uint8_t)val;
                LOGD("set focus mode %d", focusMode);
                if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata,
                         CAM_INTF_PARM_FOCUS_MODE, focusMode)) {
                    rc = BAD_VALUE;
                }
            }
        }
    } else {
        uint8_t focusMode = (uint8_t)CAM_FOCUS_MODE_INFINITY;
        LOGE("Focus forced to infinity %d", focusMode);
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_FOCUS_MODE, focusMode)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_LENS_FOCUS_DISTANCE) &&
            fwk_focusMode == ANDROID_CONTROL_AF_MODE_OFF) {
        float focalDistance = frame_settings.find(ANDROID_LENS_FOCUS_DISTANCE).data.f[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_LENS_FOCUS_DISTANCE,
                focalDistance)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_CONTROL_AE_ANTIBANDING_MODE)) {
        uint8_t fwk_antibandingMode =
                frame_settings.find(ANDROID_CONTROL_AE_ANTIBANDING_MODE).data.u8[0];
        int val = lookupHalName(ANTIBANDING_MODES_MAP,
                METADATA_MAP_SIZE(ANTIBANDING_MODES_MAP), fwk_antibandingMode);
        if (NAME_NOT_FOUND != val) {
            uint32_t hal_antibandingMode = (uint32_t)val;
            if (hal_antibandingMode == CAM_ANTIBANDING_MODE_AUTO) {
                if (m60HzZone) {
                    hal_antibandingMode = CAM_ANTIBANDING_MODE_AUTO_60HZ;
                } else {
                    hal_antibandingMode = CAM_ANTIBANDING_MODE_AUTO_50HZ;
                }
            }
            if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_ANTIBANDING,
                    hal_antibandingMode)) {
                rc = BAD_VALUE;
            }
        }
    }

    if (frame_settings.exists(ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION)) {
        int32_t expCompensation = frame_settings.find(
                ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION).data.i32[0];
        if (expCompensation < gCamCapability[mCameraId]->exposure_compensation_min)
            expCompensation = gCamCapability[mCameraId]->exposure_compensation_min;
        if (expCompensation > gCamCapability[mCameraId]->exposure_compensation_max)
            expCompensation = gCamCapability[mCameraId]->exposure_compensation_max;
        LOGD("Setting compensation:%d", expCompensation);
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_EXPOSURE_COMPENSATION,
                expCompensation)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_CONTROL_AE_LOCK)) {
        uint8_t aeLock = frame_settings.find(ANDROID_CONTROL_AE_LOCK).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_AEC_LOCK, aeLock)) {
            rc = BAD_VALUE;
        }
    }
    if (frame_settings.exists(ANDROID_CONTROL_AE_TARGET_FPS_RANGE)) {
        rc = setHalFpsRange(frame_settings, hal_metadata);
        if (rc != NO_ERROR) {
            LOGE("setHalFpsRange failed");
        }
    }

    if (frame_settings.exists(ANDROID_CONTROL_AWB_LOCK)) {
        uint8_t awbLock = frame_settings.find(ANDROID_CONTROL_AWB_LOCK).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_AWB_LOCK, awbLock)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_CONTROL_EFFECT_MODE)) {
        uint8_t fwk_effectMode = frame_settings.find(ANDROID_CONTROL_EFFECT_MODE).data.u8[0];
        int val = lookupHalName(EFFECT_MODES_MAP, METADATA_MAP_SIZE(EFFECT_MODES_MAP),
                fwk_effectMode);
        if (NAME_NOT_FOUND != val) {
            uint8_t effectMode = (uint8_t)val;
            if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_EFFECT, effectMode)) {
                rc = BAD_VALUE;
            }
        }
    }

    if (frame_settings.exists(ANDROID_COLOR_CORRECTION_MODE)) {
        uint8_t colorCorrectMode = frame_settings.find(ANDROID_COLOR_CORRECTION_MODE).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_COLOR_CORRECT_MODE,
                colorCorrectMode)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_COLOR_CORRECTION_GAINS)) {
        cam_color_correct_gains_t colorCorrectGains;
        for (size_t i = 0; i < CC_GAIN_MAX; i++) {
            colorCorrectGains.gains[i] =
                    frame_settings.find(ANDROID_COLOR_CORRECTION_GAINS).data.f[i];
        }
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_COLOR_CORRECT_GAINS,
                colorCorrectGains)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_COLOR_CORRECTION_TRANSFORM)) {
        cam_color_correct_matrix_t colorCorrectTransform;
        cam_rational_type_t transform_elem;
        size_t num = 0;
        for (size_t i = 0; i < CC_MATRIX_ROWS; i++) {
           for (size_t j = 0; j < CC_MATRIX_COLS; j++) {
              transform_elem.numerator =
                 frame_settings.find(ANDROID_COLOR_CORRECTION_TRANSFORM).data.r[num].numerator;
              transform_elem.denominator =
                 frame_settings.find(ANDROID_COLOR_CORRECTION_TRANSFORM).data.r[num].denominator;
              colorCorrectTransform.transform_matrix[i][j] = transform_elem;
              num++;
           }
        }
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_COLOR_CORRECT_TRANSFORM,
                colorCorrectTransform)) {
            rc = BAD_VALUE;
        }
    }

    cam_trigger_t aecTrigger;
    aecTrigger.trigger = CAM_AEC_TRIGGER_IDLE;
    aecTrigger.trigger_id = -1;
    if (frame_settings.exists(ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER)&&
        frame_settings.exists(ANDROID_CONTROL_AE_PRECAPTURE_ID)) {
        aecTrigger.trigger =
            frame_settings.find(ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER).data.u8[0];
        aecTrigger.trigger_id =
            frame_settings.find(ANDROID_CONTROL_AE_PRECAPTURE_ID).data.i32[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_AEC_PRECAPTURE_TRIGGER,
                aecTrigger)) {
            rc = BAD_VALUE;
        }
        LOGD("precaptureTrigger: %d precaptureTriggerID: %d",
                aecTrigger.trigger, aecTrigger.trigger_id);
    }

    /*af_trigger must come with a trigger id*/
    if (frame_settings.exists(ANDROID_CONTROL_AF_TRIGGER) &&
        frame_settings.exists(ANDROID_CONTROL_AF_TRIGGER_ID)) {
        cam_trigger_t af_trigger;
        af_trigger.trigger =
            frame_settings.find(ANDROID_CONTROL_AF_TRIGGER).data.u8[0];
        af_trigger.trigger_id =
            frame_settings.find(ANDROID_CONTROL_AF_TRIGGER_ID).data.i32[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_AF_TRIGGER, af_trigger)) {
            rc = BAD_VALUE;
        }
        LOGD("AfTrigger: %d AfTriggerID: %d",
                af_trigger.trigger, af_trigger.trigger_id);
    }

    if (frame_settings.exists(ANDROID_DEMOSAIC_MODE)) {
        int32_t demosaic = frame_settings.find(ANDROID_DEMOSAIC_MODE).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_DEMOSAIC, demosaic)) {
            rc = BAD_VALUE;
        }
    }
    if (frame_settings.exists(ANDROID_EDGE_MODE)) {
        cam_edge_application_t edge_application;
        edge_application.edge_mode = frame_settings.find(ANDROID_EDGE_MODE).data.u8[0];

        if (edge_application.edge_mode == CAM_EDGE_MODE_OFF) {
            edge_application.sharpness = 0;
        } else {
            edge_application.sharpness =
                    gCamCapability[mCameraId]->sharpness_ctrl.def_value; //default
            if (frame_settings.exists(QCAMERA3_SHARPNESS_STRENGTH)) {
                int32_t sharpness =
                        frame_settings.find(QCAMERA3_SHARPNESS_STRENGTH).data.i32[0];
                if (sharpness >= gCamCapability[mCameraId]->sharpness_ctrl.min_value &&
                    sharpness <= gCamCapability[mCameraId]->sharpness_ctrl.max_value) {
                    LOGD("Setting edge mode sharpness %d", sharpness);
                    edge_application.sharpness = sharpness;
                }
            }
        }
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_EDGE_MODE, edge_application)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_FLASH_MODE)) {
        int32_t respectFlashMode = 1;
        if (frame_settings.exists(ANDROID_CONTROL_AE_MODE)) {
            uint8_t fwk_aeMode =
                frame_settings.find(ANDROID_CONTROL_AE_MODE).data.u8[0];
            if (fwk_aeMode == ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH ||
                    fwk_aeMode == ANDROID_CONTROL_AE_MODE_ON_ALWAYS_FLASH ||
                    fwk_aeMode == ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH_REDEYE) {
                respectFlashMode = 0;
                LOGH("AE Mode controls flash, ignore android.flash.mode");
            }
        }
        if (respectFlashMode) {
            int val = lookupHalName(FLASH_MODES_MAP, METADATA_MAP_SIZE(FLASH_MODES_MAP),
                    (int)frame_settings.find(ANDROID_FLASH_MODE).data.u8[0]);
            LOGH("flash mode after mapping %d", val);
            // To check: CAM_INTF_META_FLASH_MODE usage
            if (NAME_NOT_FOUND != val) {
                uint8_t flashMode = (uint8_t)val;
                if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_LED_MODE, flashMode)) {
                    rc = BAD_VALUE;
                }
            }
        }
    }

    if (frame_settings.exists(ANDROID_FLASH_FIRING_POWER)) {
        uint8_t flashPower = frame_settings.find(ANDROID_FLASH_FIRING_POWER).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_FLASH_POWER, flashPower)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_FLASH_FIRING_TIME)) {
        int64_t flashFiringTime = frame_settings.find(ANDROID_FLASH_FIRING_TIME).data.i64[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_FLASH_FIRING_TIME,
                flashFiringTime)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_HOT_PIXEL_MODE)) {
        uint8_t hotPixelMode = frame_settings.find(ANDROID_HOT_PIXEL_MODE).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_HOTPIXEL_MODE,
                hotPixelMode)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_LENS_APERTURE)) {
        float lensAperture = frame_settings.find( ANDROID_LENS_APERTURE).data.f[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_LENS_APERTURE,
                lensAperture)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_LENS_FILTER_DENSITY)) {
        float filterDensity = frame_settings.find(ANDROID_LENS_FILTER_DENSITY).data.f[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_LENS_FILTERDENSITY,
                filterDensity)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_LENS_FOCAL_LENGTH)) {
        float focalLength = frame_settings.find(ANDROID_LENS_FOCAL_LENGTH).data.f[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_LENS_FOCAL_LENGTH,
                focalLength)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_LENS_OPTICAL_STABILIZATION_MODE)) {
        uint8_t optStabMode =
                frame_settings.find(ANDROID_LENS_OPTICAL_STABILIZATION_MODE).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_LENS_OPT_STAB_MODE,
                optStabMode)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_CONTROL_VIDEO_STABILIZATION_MODE)) {
        uint8_t videoStabMode =
                frame_settings.find(ANDROID_CONTROL_VIDEO_STABILIZATION_MODE).data.u8[0];
        LOGD("videoStabMode from APP = %d", videoStabMode);
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_META_VIDEO_STAB_MODE,
                videoStabMode)) {
            rc = BAD_VALUE;
        }
    }


    if (frame_settings.exists(ANDROID_NOISE_REDUCTION_MODE)) {
        uint8_t noiseRedMode = frame_settings.find(ANDROID_NOISE_REDUCTION_MODE).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_NOISE_REDUCTION_MODE,
                noiseRedMode)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_REPROCESS_EFFECTIVE_EXPOSURE_FACTOR)) {
        float reprocessEffectiveExposureFactor =
            frame_settings.find(ANDROID_REPROCESS_EFFECTIVE_EXPOSURE_FACTOR).data.f[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_EFFECTIVE_EXPOSURE_FACTOR,
                reprocessEffectiveExposureFactor)) {
            rc = BAD_VALUE;
        }
    }

    cam_crop_region_t scalerCropRegion;
    bool scalerCropSet = false;
    if (frame_settings.exists(ANDROID_SCALER_CROP_REGION)) {
        scalerCropRegion.left = frame_settings.find(ANDROID_SCALER_CROP_REGION).data.i32[0];
        scalerCropRegion.top = frame_settings.find(ANDROID_SCALER_CROP_REGION).data.i32[1];
        scalerCropRegion.width = frame_settings.find(ANDROID_SCALER_CROP_REGION).data.i32[2];
        scalerCropRegion.height = frame_settings.find(ANDROID_SCALER_CROP_REGION).data.i32[3];

        // Map coordinate system from active array to sensor output.
        mCropRegionMapper.toSensor(scalerCropRegion.left, scalerCropRegion.top,
                scalerCropRegion.width, scalerCropRegion.height);

        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_SCALER_CROP_REGION,
                scalerCropRegion)) {
            rc = BAD_VALUE;
        }
        scalerCropSet = true;
    }

    if (frame_settings.exists(ANDROID_SENSOR_EXPOSURE_TIME)) {
        int64_t sensorExpTime =
                frame_settings.find(ANDROID_SENSOR_EXPOSURE_TIME).data.i64[0];
        LOGD("setting sensorExpTime %lld", sensorExpTime);
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_SENSOR_EXPOSURE_TIME,
                sensorExpTime)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_SENSOR_FRAME_DURATION)) {
        int64_t sensorFrameDuration =
                frame_settings.find(ANDROID_SENSOR_FRAME_DURATION).data.i64[0];
        sensorFrameDuration = MAX(sensorFrameDuration, minFrameDuration);
        if (sensorFrameDuration > gCamCapability[mCameraId]->max_frame_duration)
            sensorFrameDuration = gCamCapability[mCameraId]->max_frame_duration;
        LOGD("clamp sensorFrameDuration to %lld", sensorFrameDuration);
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_SENSOR_FRAME_DURATION,
                sensorFrameDuration)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_SENSOR_SENSITIVITY)) {
        int32_t sensorSensitivity = frame_settings.find(ANDROID_SENSOR_SENSITIVITY).data.i32[0];
        if (sensorSensitivity < gCamCapability[mCameraId]->sensitivity_range.min_sensitivity)
                sensorSensitivity = gCamCapability[mCameraId]->sensitivity_range.min_sensitivity;
        if (sensorSensitivity > gCamCapability[mCameraId]->sensitivity_range.max_sensitivity)
                sensorSensitivity = gCamCapability[mCameraId]->sensitivity_range.max_sensitivity;
        LOGD("clamp sensorSensitivity to %d", sensorSensitivity);
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_SENSOR_SENSITIVITY,
                sensorSensitivity)) {
            rc = BAD_VALUE;
        }
    }

#ifndef USE_HAL_3_3
    if (frame_settings.exists(ANDROID_CONTROL_POST_RAW_SENSITIVITY_BOOST)) {
        int32_t ispSensitivity =
            frame_settings.find(ANDROID_CONTROL_POST_RAW_SENSITIVITY_BOOST).data.i32[0];
        if (ispSensitivity <
            gCamCapability[mCameraId]->isp_sensitivity_range.min_sensitivity) {
                ispSensitivity =
                    gCamCapability[mCameraId]->isp_sensitivity_range.min_sensitivity;
                LOGD("clamp ispSensitivity to %d", ispSensitivity);
        }
        if (ispSensitivity >
            gCamCapability[mCameraId]->isp_sensitivity_range.max_sensitivity) {
                ispSensitivity =
                    gCamCapability[mCameraId]->isp_sensitivity_range.max_sensitivity;
                LOGD("clamp ispSensitivity to %d", ispSensitivity);
        }
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_ISP_SENSITIVITY,
                ispSensitivity)) {
            rc = BAD_VALUE;
        }
    }
#endif

    if (frame_settings.exists(ANDROID_SHADING_MODE)) {
        uint8_t shadingMode = frame_settings.find(ANDROID_SHADING_MODE).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_SHADING_MODE, shadingMode)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_STATISTICS_FACE_DETECT_MODE)) {
        uint8_t fwk_facedetectMode =
                frame_settings.find(ANDROID_STATISTICS_FACE_DETECT_MODE).data.u8[0];

        int val = lookupHalName(FACEDETECT_MODES_MAP, METADATA_MAP_SIZE(FACEDETECT_MODES_MAP),
                fwk_facedetectMode);

        if (NAME_NOT_FOUND != val) {
            uint8_t facedetectMode = (uint8_t)val;
            if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_STATS_FACEDETECT_MODE,
                    facedetectMode)) {
                rc = BAD_VALUE;
            }
        }
    }

    if (frame_settings.exists(QCAMERA3_HISTOGRAM_MODE)) {
        uint8_t histogramMode =
                frame_settings.find(QCAMERA3_HISTOGRAM_MODE).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_STATS_HISTOGRAM_MODE,
                histogramMode)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_STATISTICS_SHARPNESS_MAP_MODE)) {
        uint8_t sharpnessMapMode =
                frame_settings.find(ANDROID_STATISTICS_SHARPNESS_MAP_MODE).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_STATS_SHARPNESS_MAP_MODE,
                sharpnessMapMode)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_TONEMAP_MODE)) {
        uint8_t tonemapMode =
                frame_settings.find(ANDROID_TONEMAP_MODE).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_TONEMAP_MODE, tonemapMode)) {
            rc = BAD_VALUE;
        }
    }
    /* Tonemap curve channels ch0 = G, ch 1 = B, ch 2 = R */
    /*All tonemap channels will have the same number of points*/
    if (frame_settings.exists(ANDROID_TONEMAP_CURVE_GREEN) &&
        frame_settings.exists(ANDROID_TONEMAP_CURVE_BLUE) &&
        frame_settings.exists(ANDROID_TONEMAP_CURVE_RED)) {
        cam_rgb_tonemap_curves tonemapCurves;
        tonemapCurves.tonemap_points_cnt = frame_settings.find(ANDROID_TONEMAP_CURVE_GREEN).count/2;
        if (tonemapCurves.tonemap_points_cnt > CAM_MAX_TONEMAP_CURVE_SIZE) {
            LOGE("Fatal: tonemap_points_cnt %d exceeds max value of %d",
                     tonemapCurves.tonemap_points_cnt,
                    CAM_MAX_TONEMAP_CURVE_SIZE);
            tonemapCurves.tonemap_points_cnt = CAM_MAX_TONEMAP_CURVE_SIZE;
        }

        /* ch0 = G*/
        size_t point = 0;
        cam_tonemap_curve_t tonemapCurveGreen;
        for (size_t i = 0; i < tonemapCurves.tonemap_points_cnt; i++) {
            for (size_t j = 0; j < 2; j++) {
               tonemapCurveGreen.tonemap_points[i][j] =
                  frame_settings.find(ANDROID_TONEMAP_CURVE_GREEN).data.f[point];
               point++;
            }
        }
        tonemapCurves.curves[0] = tonemapCurveGreen;

        /* ch 1 = B */
        point = 0;
        cam_tonemap_curve_t tonemapCurveBlue;
        for (size_t i = 0; i < tonemapCurves.tonemap_points_cnt; i++) {
            for (size_t j = 0; j < 2; j++) {
               tonemapCurveBlue.tonemap_points[i][j] =
                  frame_settings.find(ANDROID_TONEMAP_CURVE_BLUE).data.f[point];
               point++;
            }
        }
        tonemapCurves.curves[1] = tonemapCurveBlue;

        /* ch 2 = R */
        point = 0;
        cam_tonemap_curve_t tonemapCurveRed;
        for (size_t i = 0; i < tonemapCurves.tonemap_points_cnt; i++) {
            for (size_t j = 0; j < 2; j++) {
               tonemapCurveRed.tonemap_points[i][j] =
                  frame_settings.find(ANDROID_TONEMAP_CURVE_RED).data.f[point];
               point++;
            }
        }
        tonemapCurves.curves[2] = tonemapCurveRed;

        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_TONEMAP_CURVES,
                tonemapCurves)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_CONTROL_CAPTURE_INTENT)) {
        uint8_t captureIntent = frame_settings.find(ANDROID_CONTROL_CAPTURE_INTENT).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_CAPTURE_INTENT,
                captureIntent)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_BLACK_LEVEL_LOCK)) {
        uint8_t blackLevelLock = frame_settings.find(ANDROID_BLACK_LEVEL_LOCK).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_BLACK_LEVEL_LOCK,
                blackLevelLock)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_STATISTICS_LENS_SHADING_MAP_MODE)) {
        uint8_t lensShadingMapMode =
                frame_settings.find(ANDROID_STATISTICS_LENS_SHADING_MAP_MODE).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_LENS_SHADING_MAP_MODE,
                lensShadingMapMode)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_CONTROL_AE_REGIONS)) {
        cam_area_t roi;
        bool reset = true;
        convertFromRegions(roi, frame_settings, ANDROID_CONTROL_AE_REGIONS);

        // Map coordinate system from active array to sensor output.
        mCropRegionMapper.toSensor(roi.rect.left, roi.rect.top, roi.rect.width,
                roi.rect.height);

        if (scalerCropSet) {
            reset = resetIfNeededROI(&roi, &scalerCropRegion);
        }
        if (reset && ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_AEC_ROI, roi)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_CONTROL_AF_REGIONS)) {
        cam_area_t roi;
        bool reset = true;
        convertFromRegions(roi, frame_settings, ANDROID_CONTROL_AF_REGIONS);

        // Map coordinate system from active array to sensor output.
        mCropRegionMapper.toSensor(roi.rect.left, roi.rect.top, roi.rect.width,
                roi.rect.height);

        if (scalerCropSet) {
            reset = resetIfNeededROI(&roi, &scalerCropRegion);
        }
        if (reset && ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_AF_ROI, roi)) {
            rc = BAD_VALUE;
        }
    }

    // CDS for non-HFR non-video mode
    if ((mOpMode != CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE) &&
            !(m_bIsVideo) && frame_settings.exists(QCAMERA3_CDS_MODE)) {
        int32_t *fwk_cds = frame_settings.find(QCAMERA3_CDS_MODE).data.i32;
        if ((CAM_CDS_MODE_MAX <= *fwk_cds) || (0 > *fwk_cds)) {
            LOGE("Invalid CDS mode %d!", *fwk_cds);
        } else {
            if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata,
                    CAM_INTF_PARM_CDS_MODE, *fwk_cds)) {
                rc = BAD_VALUE;
            }
        }
    }

    // Video HDR
    cam_video_hdr_mode_t vhdr = CAM_VIDEO_HDR_MODE_OFF;
    if (frame_settings.exists(QCAMERA3_VIDEO_HDR_MODE)) {
        vhdr = (cam_video_hdr_mode_t) frame_settings.find(QCAMERA3_VIDEO_HDR_MODE).data.i32[0];
    }
    if (m_bVideoHdrEnabled)
        vhdr = CAM_VIDEO_HDR_MODE_ON;

    int8_t curr_hdr_state = ((mCurrFeatureState & CAM_QCOM_FEATURE_STAGGERED_VIDEO_HDR) != 0);

    if(vhdr != curr_hdr_state)
        LOGH("PROFILE_SET_HDR_MODE %d" ,vhdr);

    rc = setVideoHdrMode(mParameters, vhdr);
    if (rc != NO_ERROR) {
        LOGE("setVideoHDR is failed");
    }

    //IR
    if(frame_settings.exists(QCAMERA3_IR_MODE)) {
        cam_ir_mode_type_t fwk_ir = (cam_ir_mode_type_t)
                frame_settings.find(QCAMERA3_IR_MODE).data.i32[0];
        uint8_t curr_ir_state = ((mCurrFeatureState & CAM_QCOM_FEATURE_IR) != 0);
        uint8_t isIRon = 0;

        (fwk_ir >0) ? (isIRon = 1) : (isIRon = 0) ;
        if ((CAM_IR_MODE_MAX <= fwk_ir) || (0 > fwk_ir)) {
            LOGE("Invalid IR mode %d!", fwk_ir);
        } else {
            if(isIRon != curr_ir_state )
               LOGH("PROFILE_SET_IR_MODE %d" ,isIRon);

            if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata,
                    CAM_INTF_META_IR_MODE, fwk_ir)) {
                rc = BAD_VALUE;
            }
        }
    }

    //Binning Correction Mode
    if(frame_settings.exists(QCAMERA3_BINNING_CORRECTION_MODE)) {
        cam_binning_correction_mode_t fwk_binning_correction = (cam_binning_correction_mode_t)
                frame_settings.find(QCAMERA3_BINNING_CORRECTION_MODE).data.i32[0];
        if ((CAM_BINNING_CORRECTION_MODE_MAX <= fwk_binning_correction)
                || (0 > fwk_binning_correction)) {
            LOGE("Invalid binning correction mode %d!", fwk_binning_correction);
        } else {
            if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata,
                    CAM_INTF_META_BINNING_CORRECTION_MODE, fwk_binning_correction)) {
                rc = BAD_VALUE;
            }
        }
    }

    if (frame_settings.exists(QCAMERA3_AEC_CONVERGENCE_SPEED)) {
        float aec_speed;
        aec_speed = frame_settings.find(QCAMERA3_AEC_CONVERGENCE_SPEED).data.f[0];
        LOGD("AEC Speed :%f", aec_speed);
        if ( aec_speed < 0 ) {
            LOGE("Invalid AEC mode %f!", aec_speed);
        } else {
            if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_AEC_CONVERGENCE_SPEED,
                    aec_speed)) {
                rc = BAD_VALUE;
            }
        }
    }

    if (frame_settings.exists(QCAMERA3_AWB_CONVERGENCE_SPEED)) {
        float awb_speed;
        awb_speed = frame_settings.find(QCAMERA3_AWB_CONVERGENCE_SPEED).data.f[0];
        LOGD("AWB Speed :%f", awb_speed);
        if ( awb_speed < 0 ) {
            LOGE("Invalid AWB mode %f!", awb_speed);
        } else {
            if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_AWB_CONVERGENCE_SPEED,
                    awb_speed)) {
                rc = BAD_VALUE;
            }
        }
    }

    // TNR
    if (frame_settings.exists(QCAMERA3_TEMPORAL_DENOISE_ENABLE) &&
        frame_settings.exists(QCAMERA3_TEMPORAL_DENOISE_PROCESS_TYPE)) {
        uint8_t b_TnrRequested = 0;
        uint8_t curr_tnr_state = ((mCurrFeatureState & CAM_QTI_FEATURE_SW_TNR) != 0);
        cam_denoise_param_t tnr;
        tnr.denoise_enable = frame_settings.find(QCAMERA3_TEMPORAL_DENOISE_ENABLE).data.u8[0];
        tnr.process_plates =
            (cam_denoise_process_type_t)frame_settings.find(
            QCAMERA3_TEMPORAL_DENOISE_PROCESS_TYPE).data.i32[0];
        b_TnrRequested = tnr.denoise_enable;

        if(b_TnrRequested != curr_tnr_state)
           LOGH("PROFILE_SET_TNR_MODE %d" ,b_TnrRequested);

        if (ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_PARM_TEMPORAL_DENOISE, tnr)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(QCAMERA3_EXPOSURE_METER)) {
        int32_t* exposure_metering_mode =
                frame_settings.find(QCAMERA3_EXPOSURE_METER).data.i32;
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_AEC_ALGO_TYPE,
                *exposure_metering_mode)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_SENSOR_TEST_PATTERN_MODE)) {
        int32_t fwk_testPatternMode =
                frame_settings.find(ANDROID_SENSOR_TEST_PATTERN_MODE).data.i32[0];
        int testPatternMode = lookupHalName(TEST_PATTERN_MAP,
                METADATA_MAP_SIZE(TEST_PATTERN_MAP), fwk_testPatternMode);

        if (NAME_NOT_FOUND != testPatternMode) {
            cam_test_pattern_data_t testPatternData;
            memset(&testPatternData, 0, sizeof(testPatternData));
            testPatternData.mode = (cam_test_pattern_mode_t)testPatternMode;
            if (testPatternMode == CAM_TEST_PATTERN_SOLID_COLOR &&
                    frame_settings.exists(ANDROID_SENSOR_TEST_PATTERN_DATA)) {
                int32_t *fwk_testPatternData =
                        frame_settings.find(ANDROID_SENSOR_TEST_PATTERN_DATA).data.i32;
                testPatternData.r = fwk_testPatternData[0];
                testPatternData.b = fwk_testPatternData[3];
                switch (gCamCapability[mCameraId]->color_arrangement) {
                    case CAM_FILTER_ARRANGEMENT_RGGB:
                    case CAM_FILTER_ARRANGEMENT_GRBG:
                        testPatternData.gr = fwk_testPatternData[1];
                        testPatternData.gb = fwk_testPatternData[2];
                        break;
                    case CAM_FILTER_ARRANGEMENT_GBRG:
                    case CAM_FILTER_ARRANGEMENT_BGGR:
                        testPatternData.gr = fwk_testPatternData[2];
                        testPatternData.gb = fwk_testPatternData[1];
                        break;
                    default:
                        LOGE("color arrangement %d is not supported",
                                gCamCapability[mCameraId]->color_arrangement);
                        break;
                }
            }
            if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_TEST_PATTERN_DATA,
                    testPatternData)) {
                rc = BAD_VALUE;
            }
        } else {
            LOGE("Invalid framework sensor test pattern mode %d",
                    fwk_testPatternMode);
        }
    }

    if (frame_settings.exists(ANDROID_JPEG_GPS_COORDINATES)) {
        size_t count = 0;
        camera_metadata_entry_t gps_coords = frame_settings.find(ANDROID_JPEG_GPS_COORDINATES);
        ADD_SET_PARAM_ARRAY_TO_BATCH(hal_metadata, CAM_INTF_META_JPEG_GPS_COORDINATES,
                gps_coords.data.d, gps_coords.count, count);
        if (gps_coords.count != count) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_JPEG_GPS_PROCESSING_METHOD)) {
        char gps_methods[GPS_PROCESSING_METHOD_SIZE];
        size_t count = 0;
        const char *gps_methods_src = (const char *)
                frame_settings.find(ANDROID_JPEG_GPS_PROCESSING_METHOD).data.u8;
        memset(gps_methods, '\0', sizeof(gps_methods));
        strlcpy(gps_methods, gps_methods_src, sizeof(gps_methods));
        ADD_SET_PARAM_ARRAY_TO_BATCH(hal_metadata, CAM_INTF_META_JPEG_GPS_PROC_METHODS,
                gps_methods, GPS_PROCESSING_METHOD_SIZE, count);
        if (GPS_PROCESSING_METHOD_SIZE != count) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_JPEG_GPS_TIMESTAMP)) {
        int64_t gps_timestamp = frame_settings.find(ANDROID_JPEG_GPS_TIMESTAMP).data.i64[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_JPEG_GPS_TIMESTAMP,
                gps_timestamp)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_JPEG_ORIENTATION)) {
        int32_t orientation = frame_settings.find(ANDROID_JPEG_ORIENTATION).data.i32[0];
        cam_rotation_info_t rotation_info;
        if (orientation == 0) {
           rotation_info.rotation = ROTATE_0;
        } else if (orientation == 90) {
           rotation_info.rotation = ROTATE_90;
        } else if (orientation == 180) {
           rotation_info.rotation = ROTATE_180;
        } else if (orientation == 270) {
           rotation_info.rotation = ROTATE_270;
        }
        rotation_info.device_rotation = ROTATE_0;
        rotation_info.streamId = snapshotStreamId;
        ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_JPEG_ORIENTATION, orientation);
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_ROTATION, rotation_info)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_JPEG_QUALITY)) {
        uint32_t quality = (uint32_t) frame_settings.find(ANDROID_JPEG_QUALITY).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_JPEG_QUALITY, quality)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_JPEG_THUMBNAIL_QUALITY)) {
        uint32_t thumb_quality = (uint32_t)
                frame_settings.find(ANDROID_JPEG_THUMBNAIL_QUALITY).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_JPEG_THUMB_QUALITY,
                thumb_quality)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(ANDROID_JPEG_THUMBNAIL_SIZE)) {
        cam_dimension_t dim;
        dim.width = frame_settings.find(ANDROID_JPEG_THUMBNAIL_SIZE).data.i32[0];
        dim.height = frame_settings.find(ANDROID_JPEG_THUMBNAIL_SIZE).data.i32[1];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_JPEG_THUMB_SIZE, dim)) {
            rc = BAD_VALUE;
        }
    }

    // Internal metadata
    if (frame_settings.exists(QCAMERA3_PRIVATEDATA_REPROCESS)) {
        size_t count = 0;
        camera_metadata_entry_t privatedata = frame_settings.find(QCAMERA3_PRIVATEDATA_REPROCESS);
        ADD_SET_PARAM_ARRAY_TO_BATCH(hal_metadata, CAM_INTF_META_PRIVATE_DATA,
                privatedata.data.i32, privatedata.count, count);
        if (privatedata.count != count) {
            rc = BAD_VALUE;
        }
    }

    // ISO/Exposure Priority
    if (frame_settings.exists(QCAMERA3_USE_ISO_EXP_PRIORITY) &&
        frame_settings.exists(QCAMERA3_SELECT_PRIORITY)) {
        cam_priority_mode_t mode =
                (cam_priority_mode_t)frame_settings.find(QCAMERA3_SELECT_PRIORITY).data.i32[0];
        if((CAM_ISO_PRIORITY == mode) || (CAM_EXP_PRIORITY == mode)) {
            cam_intf_parm_manual_3a_t use_iso_exp_pty;
            use_iso_exp_pty.previewOnly = FALSE;
            uint64_t* ptr = (uint64_t*)frame_settings.find(QCAMERA3_USE_ISO_EXP_PRIORITY).data.i64;
            use_iso_exp_pty.value = *ptr;

            if(CAM_ISO_PRIORITY == mode) {
                if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_ISO,
                        use_iso_exp_pty)) {
                    rc = BAD_VALUE;
                }
            }
            else {
                if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_EXPOSURE_TIME,
                        use_iso_exp_pty)) {
                    rc = BAD_VALUE;
                }
            }

            if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_ZSL_MODE, 1)) {
                    rc = BAD_VALUE;
            }
        }
    } else {
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_ZSL_MODE, 0)) {
            rc = BAD_VALUE;
        }
    }

    // Saturation
    if (frame_settings.exists(QCAMERA3_USE_SATURATION)) {
        int32_t* use_saturation =
                frame_settings.find(QCAMERA3_USE_SATURATION).data.i32;
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_SATURATION, *use_saturation)) {
            rc = BAD_VALUE;
        }
    }

    // EV step
    if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_PARM_EV_STEP,
            gCamCapability[mCameraId]->exp_compensation_step)) {
        rc = BAD_VALUE;
    }

    // CDS info
    if (frame_settings.exists(QCAMERA3_CDS_INFO)) {
        cam_cds_data_t *cdsData = (cam_cds_data_t *)
                frame_settings.find(QCAMERA3_CDS_INFO).data.u8;

        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata,
                CAM_INTF_META_CDS_DATA, *cdsData)) {
            rc = BAD_VALUE;
        }
    }

    // Hybrid AE
    if (frame_settings.exists(NEXUS_EXPERIMENTAL_2016_HYBRID_AE_ENABLE)) {
        uint8_t *hybrid_ae = (uint8_t *)
                frame_settings.find(NEXUS_EXPERIMENTAL_2016_HYBRID_AE_ENABLE).data.u8;

        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata,
                CAM_INTF_META_HYBRID_AE, *hybrid_ae)) {
            rc = BAD_VALUE;
        }
    }

    // Histogram
    if (frame_settings.exists(NEXUS_EXPERIMENTAL_2017_HISTOGRAM_ENABLE)) {
        uint8_t histogramMode =
                frame_settings.find(NEXUS_EXPERIMENTAL_2017_HISTOGRAM_ENABLE).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_STATS_HISTOGRAM_MODE,
                histogramMode)) {
            rc = BAD_VALUE;
        }
    }

    if (frame_settings.exists(NEXUS_EXPERIMENTAL_2017_HISTOGRAM_BINS)) {
        int32_t histogramBins =
                 frame_settings.find(NEXUS_EXPERIMENTAL_2017_HISTOGRAM_BINS).data.i32[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_STATS_HISTOGRAM_BINS,
                histogramBins)) {
            rc = BAD_VALUE;
        }
    }

    // Tracking AF
    if (frame_settings.exists(NEXUS_EXPERIMENTAL_2017_TRACKING_AF_TRIGGER)) {
        uint8_t trackingAfTrigger =
                frame_settings.find(NEXUS_EXPERIMENTAL_2017_TRACKING_AF_TRIGGER).data.u8[0];
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata, CAM_INTF_META_TRACKING_AF_TRIGGER,
                trackingAfTrigger)) {
            rc = BAD_VALUE;
        }
    }

    return rc;
}

/*===========================================================================
 * FUNCTION   : captureResultCb
 *
 * DESCRIPTION: Callback handler for all channels (streams, as well as metadata)
 *
 * PARAMETERS :
 *   @frame  : frame information from mm-camera-interface
 *   @buffer : actual gralloc buffer to be returned to frameworks. NULL if metadata.
 *   @userdata: userdata
 *
 * RETURN     : NONE
 *==========================================================================*/
void QCamera3HardwareInterface::captureResultCb(mm_camera_super_buf_t *metadata,
                camera3_stream_buffer_t *buffer,
                uint32_t frame_number, bool isInputBuffer, void *userdata)
{
    QCamera3HardwareInterface *hw = (QCamera3HardwareInterface *)userdata;
    if (hw == NULL) {
        LOGE("Invalid hw %p", hw);
        return;
    }

    hw->captureResultCb(metadata, buffer, frame_number, isInputBuffer);
    return;
}

/*===========================================================================
 * FUNCTION   : setBufferErrorStatus
 *
 * DESCRIPTION: Callback handler for channels to report any buffer errors
 *
 * PARAMETERS :
 *   @ch     : Channel on which buffer error is reported from
 *   @frame_number  : frame number on which buffer error is reported on
 *   @buffer_status : buffer error status
 *   @userdata: userdata
 *
 * RETURN     : NONE
 *==========================================================================*/
void QCamera3HardwareInterface::setBufferErrorStatus(QCamera3Channel* ch,
        uint32_t frame_number, camera3_buffer_status_t err, void *userdata)
{
    QCamera3HardwareInterface *hw = (QCamera3HardwareInterface *)userdata;
    if (hw == NULL) {
        LOGE("Invalid hw %p", hw);
        return;
    }

    hw->setBufferErrorStatus(ch, frame_number, err);
    return;
}

void QCamera3HardwareInterface::setBufferErrorStatus(QCamera3Channel* ch,
        uint32_t frameNumber, camera3_buffer_status_t err)
{
    LOGD("channel: %p, frame# %d, buf err: %d", ch, frameNumber, err);
    pthread_mutex_lock(&mMutex);

    for (auto& req : mPendingBuffersMap.mPendingBuffersInRequest) {
        if (req.frame_number != frameNumber)
            continue;
        for (auto& k : req.mPendingBufferList) {
            if(k.stream->priv == ch) {
                k.bufStatus = CAMERA3_BUFFER_STATUS_ERROR;
            }
        }
    }

    pthread_mutex_unlock(&mMutex);
    return;
}
/*===========================================================================
 * FUNCTION   : initialize
 *
 * DESCRIPTION: Pass framework callback pointers to HAL
 *
 * PARAMETERS :
 *
 *
 * RETURN     : Success : 0
 *              Failure: -ENODEV
 *==========================================================================*/

int QCamera3HardwareInterface::initialize(const struct camera3_device *device,
                                  const camera3_callback_ops_t *callback_ops)
{
    LOGD("E");
    QCamera3HardwareInterface *hw =
        reinterpret_cast<QCamera3HardwareInterface *>(device->priv);
    if (!hw) {
        LOGE("NULL camera device");
        return -ENODEV;
    }

    int rc = hw->initialize(callback_ops);
    LOGD("X");
    return rc;
}

/*===========================================================================
 * FUNCTION   : configure_streams
 *
 * DESCRIPTION:
 *
 * PARAMETERS :
 *
 *
 * RETURN     : Success: 0
 *              Failure: -EINVAL (if stream configuration is invalid)
 *                       -ENODEV (fatal error)
 *==========================================================================*/

int QCamera3HardwareInterface::configure_streams(
        const struct camera3_device *device,
        camera3_stream_configuration_t *stream_list)
{
    LOGD("E");
    QCamera3HardwareInterface *hw =
        reinterpret_cast<QCamera3HardwareInterface *>(device->priv);
    if (!hw) {
        LOGE("NULL camera device");
        return -ENODEV;
    }
    int rc = hw->configureStreams(stream_list);
    LOGD("X");
    return rc;
}

/*===========================================================================
 * FUNCTION   : construct_default_request_settings
 *
 * DESCRIPTION: Configure a settings buffer to meet the required use case
 *
 * PARAMETERS :
 *
 *
 * RETURN     : Success: Return valid metadata
 *              Failure: Return NULL
 *==========================================================================*/
const camera_metadata_t* QCamera3HardwareInterface::
    construct_default_request_settings(const struct camera3_device *device,
                                        int type)
{

    LOGD("E");
    camera_metadata_t* fwk_metadata = NULL;
    QCamera3HardwareInterface *hw =
        reinterpret_cast<QCamera3HardwareInterface *>(device->priv);
    if (!hw) {
        LOGE("NULL camera device");
        return NULL;
    }

    fwk_metadata = hw->translateCapabilityToMetadata(type);

    LOGD("X");
    return fwk_metadata;
}

/*===========================================================================
 * FUNCTION   : process_capture_request
 *
 * DESCRIPTION:
 *
 * PARAMETERS :
 *
 *
 * RETURN     :
 *==========================================================================*/
int QCamera3HardwareInterface::process_capture_request(
                    const struct camera3_device *device,
                    camera3_capture_request_t *request)
{
    LOGD("E");
    CAMSCOPE_UPDATE_FLAGS(CAMSCOPE_SECTION_HAL, kpi_camscope_flags);
    QCamera3HardwareInterface *hw =
        reinterpret_cast<QCamera3HardwareInterface *>(device->priv);
    if (!hw) {
        LOGE("NULL camera device");
        return -EINVAL;
    }

    int rc = hw->orchestrateRequest(request);
    LOGD("X");
    return rc;
}

/*===========================================================================
 * FUNCTION   : dump
 *
 * DESCRIPTION:
 *
 * PARAMETERS :
 *
 *
 * RETURN     :
 *==========================================================================*/

void QCamera3HardwareInterface::dump(
                const struct camera3_device *device, int fd)
{
    /* Log level property is read when "adb shell dumpsys media.camera" is
       called so that the log level can be controlled without restarting
       the media server */
    getLogLevel();

    LOGD("E");
    QCamera3HardwareInterface *hw =
        reinterpret_cast<QCamera3HardwareInterface *>(device->priv);
    if (!hw) {
        LOGE("NULL camera device");
        return;
    }

    hw->dump(fd);
    LOGD("X");
    return;
}

/*===========================================================================
 * FUNCTION   : flush
 *
 * DESCRIPTION:
 *
 * PARAMETERS :
 *
 *
 * RETURN     :
 *==========================================================================*/

int QCamera3HardwareInterface::flush(
                const struct camera3_device *device)
{
    int rc;
    LOGD("E");
    QCamera3HardwareInterface *hw =
        reinterpret_cast<QCamera3HardwareInterface *>(device->priv);
    if (!hw) {
        LOGE("NULL camera device");
        return -EINVAL;
    }

    pthread_mutex_lock(&hw->mMutex);
    // Validate current state
    switch (hw->mState) {
        case STARTED:
            /* valid state */
            break;

        case ERROR:
            pthread_mutex_unlock(&hw->mMutex);
            hw->handleCameraDeviceError();
            return -ENODEV;

        default:
            LOGI("Flush returned during state %d", hw->mState);
            pthread_mutex_unlock(&hw->mMutex);
            return 0;
    }
    pthread_mutex_unlock(&hw->mMutex);

    rc = hw->flush(true /* restart channels */ );
    LOGD("X");
    return rc;
}

/*===========================================================================
 * FUNCTION   : close_camera_device
 *
 * DESCRIPTION:
 *
 * PARAMETERS :
 *
 *
 * RETURN     :
 *==========================================================================*/
int QCamera3HardwareInterface::close_camera_device(struct hw_device_t* device)
{
    int ret = NO_ERROR;
    QCamera3HardwareInterface *hw =
        reinterpret_cast<QCamera3HardwareInterface *>(
            reinterpret_cast<camera3_device_t *>(device)->priv);
    if (!hw) {
        LOGE("NULL camera device");
        return BAD_VALUE;
    }

    LOGI("[KPI Perf]: E camera id %d", hw->mCameraId);
    delete hw;
    LOGI("[KPI Perf]: X");
    CAMSCOPE_DESTROY(CAMSCOPE_SECTION_HAL);
    return ret;
}

/*===========================================================================
 * FUNCTION   : getWaveletDenoiseProcessPlate
 *
 * DESCRIPTION: query wavelet denoise process plate
 *
 * PARAMETERS : None
 *
 * RETURN     : WNR prcocess plate value
 *==========================================================================*/
cam_denoise_process_type_t QCamera3HardwareInterface::getWaveletDenoiseProcessPlate()
{
    char prop[PROPERTY_VALUE_MAX];
    memset(prop, 0, sizeof(prop));
    property_get("persist.denoise.process.plates", prop, "0");
    int processPlate = atoi(prop);
    switch(processPlate) {
    case 0:
        return CAM_WAVELET_DENOISE_YCBCR_PLANE;
    case 1:
        return CAM_WAVELET_DENOISE_CBCR_ONLY;
    case 2:
        return CAM_WAVELET_DENOISE_STREAMLINE_YCBCR;
    case 3:
        return CAM_WAVELET_DENOISE_STREAMLINED_CBCR;
    default:
        return CAM_WAVELET_DENOISE_STREAMLINE_YCBCR;
    }
}


/*===========================================================================
 * FUNCTION   : getTemporalDenoiseProcessPlate
 *
 * DESCRIPTION: query temporal denoise process plate
 *
 * PARAMETERS : None
 *
 * RETURN     : TNR prcocess plate value
 *==========================================================================*/
cam_denoise_process_type_t QCamera3HardwareInterface::getTemporalDenoiseProcessPlate()
{
    char prop[PROPERTY_VALUE_MAX];
    memset(prop, 0, sizeof(prop));
    property_get("persist.tnr.process.plates", prop, "0");
    int processPlate = atoi(prop);
    switch(processPlate) {
    case 0:
        return CAM_WAVELET_DENOISE_YCBCR_PLANE;
    case 1:
        return CAM_WAVELET_DENOISE_CBCR_ONLY;
    case 2:
        return CAM_WAVELET_DENOISE_STREAMLINE_YCBCR;
    case 3:
        return CAM_WAVELET_DENOISE_STREAMLINED_CBCR;
    default:
        return CAM_WAVELET_DENOISE_STREAMLINE_YCBCR;
    }
}


/*===========================================================================
 * FUNCTION   : extractSceneMode
 *
 * DESCRIPTION: Extract scene mode from frameworks set metadata
 *
 * PARAMETERS :
 *      @frame_settings: CameraMetadata reference
 *      @metaMode: ANDROID_CONTORL_MODE
 *      @hal_metadata: hal metadata structure
 *
 * RETURN     : None
 *==========================================================================*/
int32_t QCamera3HardwareInterface::extractSceneMode(
        const CameraMetadata &frame_settings, uint8_t metaMode,
        metadata_buffer_t *hal_metadata)
{
    int32_t rc = NO_ERROR;
    uint8_t sceneMode = CAM_SCENE_MODE_OFF;

    if (ANDROID_CONTROL_MODE_OFF_KEEP_STATE == metaMode) {
        LOGD("Ignoring control mode OFF_KEEP_STATE");
        return NO_ERROR;
    }

    if (metaMode == ANDROID_CONTROL_MODE_USE_SCENE_MODE) {
        camera_metadata_ro_entry entry =
                frame_settings.find(ANDROID_CONTROL_SCENE_MODE);
        if (0 == entry.count)
            return rc;

        uint8_t fwk_sceneMode = entry.data.u8[0];

        int val = lookupHalName(SCENE_MODES_MAP,
                sizeof(SCENE_MODES_MAP)/sizeof(SCENE_MODES_MAP[0]),
                fwk_sceneMode);
        if (NAME_NOT_FOUND != val) {
            sceneMode = (uint8_t)val;
            LOGD("sceneMode: %d", sceneMode);
        }
    }

    if ((sceneMode == CAM_SCENE_MODE_HDR) || m_bSensorHDREnabled) {
        rc = setSensorHDR(hal_metadata, (sceneMode == CAM_SCENE_MODE_HDR));
    }

    if ((rc == NO_ERROR) && !m_bSensorHDREnabled) {
        if (sceneMode == ANDROID_CONTROL_SCENE_MODE_HDR) {
            cam_hdr_param_t hdr_params;
            hdr_params.hdr_enable = 1;
            hdr_params.hdr_mode = CAM_HDR_MODE_MULTIFRAME;
            hdr_params.hdr_need_1x = false;
            if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata,
                    CAM_INTF_PARM_HAL_BRACKETING_HDR, hdr_params)) {
                rc = BAD_VALUE;
            }
        }

        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata,
                CAM_INTF_PARM_BESTSHOT_MODE, sceneMode)) {
            rc = BAD_VALUE;
        }
    }

    if (mForceHdrSnapshot) {
        cam_hdr_param_t hdr_params;
        hdr_params.hdr_enable = 1;
        hdr_params.hdr_mode = CAM_HDR_MODE_MULTIFRAME;
        hdr_params.hdr_need_1x = false;
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata,
                CAM_INTF_PARM_HAL_BRACKETING_HDR, hdr_params)) {
            rc = BAD_VALUE;
        }
    }

    return rc;
}

/*===========================================================================
 * FUNCTION   : setVideoHdrMode
 *
 * DESCRIPTION: Set Video HDR mode from frameworks set metadata
 *
 * PARAMETERS :
 *      @hal_metadata: hal metadata structure
 *      @metaMode: QCAMERA3_VIDEO_HDR_MODE
 *
 * RETURN     : None
 *==========================================================================*/
int32_t QCamera3HardwareInterface::setVideoHdrMode(
        metadata_buffer_t *hal_metadata, cam_video_hdr_mode_t vhdr)
{
    if ( (vhdr >= CAM_VIDEO_HDR_MODE_OFF) && (vhdr < CAM_VIDEO_HDR_MODE_MAX)) {
        return setSensorHDR(hal_metadata, (vhdr == CAM_VIDEO_HDR_MODE_ON), true);
    }

    LOGE("Invalid Video HDR mode %d!", vhdr);
    return BAD_VALUE;
}

/*===========================================================================
 * FUNCTION   : setSensorHDR
 *
 * DESCRIPTION: Enable/disable sensor HDR.
 *
 * PARAMETERS :
 *      @hal_metadata: hal metadata structure
 *      @enable: boolean whether to enable/disable sensor HDR
 *
 * RETURN     : None
 *==========================================================================*/
int32_t QCamera3HardwareInterface::setSensorHDR(
        metadata_buffer_t *hal_metadata, bool enable, bool isVideoHdrEnable)
{
    int32_t rc = NO_ERROR;
    cam_sensor_hdr_type_t sensor_hdr = CAM_SENSOR_HDR_OFF;

    if (enable) {
        char sensor_hdr_prop[PROPERTY_VALUE_MAX];
        memset(sensor_hdr_prop, 0, sizeof(sensor_hdr_prop));
        #ifdef _LE_CAMERA_
        //Default to staggered HDR for IOT
        property_get("persist.camera.sensor.hdr", sensor_hdr_prop, "3");
        #else
        property_get("persist.camera.sensor.hdr", sensor_hdr_prop, "0");
        #endif
        sensor_hdr = (cam_sensor_hdr_type_t) atoi(sensor_hdr_prop);
    }

    bool isSupported = false;
    switch (sensor_hdr) {
        case CAM_SENSOR_HDR_IN_SENSOR:
            if (gCamCapability[mCameraId]->qcom_supported_feature_mask &
                    CAM_QCOM_FEATURE_SENSOR_HDR) {
                isSupported = true;
                LOGD("Setting HDR mode In Sensor");
            }
            break;
        case CAM_SENSOR_HDR_ZIGZAG:
            if (gCamCapability[mCameraId]->qcom_supported_feature_mask &
                    CAM_QCOM_FEATURE_ZIGZAG_HDR) {
                isSupported = true;
                LOGD("Setting HDR mode Zigzag");
            }
            break;
        case CAM_SENSOR_HDR_STAGGERED:
            if (gCamCapability[mCameraId]->qcom_supported_feature_mask &
                    CAM_QCOM_FEATURE_STAGGERED_VIDEO_HDR) {
                isSupported = true;
                LOGD("Setting HDR mode Staggered");
            }
            break;
        case CAM_SENSOR_HDR_OFF:
            isSupported = true;
            LOGD("Turning off sensor HDR");
            break;
        default:
            LOGE("HDR mode %d not supported", sensor_hdr);
            rc = BAD_VALUE;
            break;
    }

    if(isSupported) {
        if (ADD_SET_PARAM_ENTRY_TO_BATCH(hal_metadata,
                CAM_INTF_PARM_SENSOR_HDR, sensor_hdr)) {
            rc = BAD_VALUE;
        } else {
            if(!isVideoHdrEnable)
                m_bSensorHDREnabled = (sensor_hdr != CAM_SENSOR_HDR_OFF);
        }
    }
    return rc;
}

/*===========================================================================
 * FUNCTION   : needRotationReprocess
 *
 * DESCRIPTION: if rotation needs to be done by reprocess in pp
 *
 * PARAMETERS : none
 *
 * RETURN     : true: needed
 *              false: no need
 *==========================================================================*/
bool QCamera3HardwareInterface::needRotationReprocess()
{
    if ((gCamCapability[mCameraId]->qcom_supported_feature_mask & CAM_QCOM_FEATURE_ROTATION) > 0) {
        // current rotation is not zero, and pp has the capability to process rotation
        LOGH("need do reprocess for rotation");
        return true;
    }

    return false;
}

/*===========================================================================
 * FUNCTION   : needReprocess
 *
 * DESCRIPTION: if reprocess in needed
 *
 * PARAMETERS : none
 *
 * RETURN     : true: needed
 *              false: no need
 *==========================================================================*/
bool QCamera3HardwareInterface::needReprocess(cam_feature_mask_t postprocess_mask)
{
    if (gCamCapability[mCameraId]->qcom_supported_feature_mask > 0) {
        // TODO: add for ZSL HDR later
        // pp module has min requirement for zsl reprocess, or WNR in ZSL mode
        if(postprocess_mask == CAM_QCOM_FEATURE_NONE){
            LOGH("need do reprocess for ZSL WNR or min PP reprocess");
            return true;
        } else {
            LOGH("already post processed frame");
            return false;
        }
    }
    return needRotationReprocess();
}

/*===========================================================================
 * FUNCTION   : needJpegExifRotation
 *
 * DESCRIPTION: if rotation from jpeg is needed
 *
 * PARAMETERS : none
 *
 * RETURN     : true: needed
 *              false: no need
 *==========================================================================*/
bool QCamera3HardwareInterface::needJpegExifRotation()
{
    /*If the pp does not have the ability to do rotation, enable jpeg rotation*/
    if (!(gCamCapability[mCameraId]->qcom_supported_feature_mask & CAM_QCOM_FEATURE_ROTATION)) {
       LOGD("Need use Jpeg EXIF Rotation");
       return true;
    }
    return false;
}

/*===========================================================================
 * FUNCTION   : addOfflineReprocChannel
 *
 * DESCRIPTION: add a reprocess channel that will do reprocess on frames
 *              coming from input channel
 *
 * PARAMETERS :
 *   @config  : reprocess configuration
 *   @inputChHandle : pointer to the input (source) channel
 *
 *
 * RETURN     : Ptr to the newly created channel obj. NULL if failed.
 *==========================================================================*/
QCamera3ReprocessChannel *QCamera3HardwareInterface::addOfflineReprocChannel(
        const reprocess_config_t &config, QCamera3ProcessingChannel *inputChHandle)
{
    int32_t rc = NO_ERROR;
    QCamera3ReprocessChannel *pChannel = NULL;

    pChannel = new QCamera3ReprocessChannel(mCameraHandle->camera_handle,
            mChannelHandle, mCameraHandle->ops, captureResultCb, setBufferErrorStatus,
            config.padding, CAM_QCOM_FEATURE_NONE, this, inputChHandle);
    if (NULL == pChannel) {
        LOGE("no mem for reprocess channel");
        return NULL;
    }

    rc = pChannel->initialize(IS_TYPE_NONE);
    if (rc != NO_ERROR) {
        LOGE("init reprocess channel failed, ret = %d", rc);
        delete pChannel;
        return NULL;
    }

    // pp feature config
    cam_pp_feature_config_t pp_config;
    memset(&pp_config, 0, sizeof(cam_pp_feature_config_t));

    pp_config.feature_mask |= CAM_QCOM_FEATURE_PP_SUPERSET_HAL3;
    if (gCamCapability[mCameraId]->qcom_supported_feature_mask
            & CAM_QCOM_FEATURE_DSDN) {
        //Use CPP CDS incase h/w supports it.
        pp_config.feature_mask &= ~CAM_QCOM_FEATURE_CDS;
        pp_config.feature_mask |= CAM_QCOM_FEATURE_DSDN;
    }
    if (!(gCamCapability[mCameraId]->qcom_supported_feature_mask & CAM_QCOM_FEATURE_ROTATION)) {
        pp_config.feature_mask &= ~CAM_QCOM_FEATURE_ROTATION;
    }

    if (config.hdr_param.hdr_enable) {
        pp_config.feature_mask |= CAM_QCOM_FEATURE_HDR;
        pp_config.hdr_param = config.hdr_param;
    }

    if (mForceHdrSnapshot) {
        pp_config.feature_mask |= CAM_QCOM_FEATURE_HDR;
        pp_config.hdr_param.hdr_enable = 1;
        pp_config.hdr_param.hdr_need_1x = 0;
        pp_config.hdr_param.hdr_mode = CAM_HDR_MODE_MULTIFRAME;
    }

    rc = pChannel->addReprocStreamsFromSource(pp_config,
            config,
            IS_TYPE_NONE,
            mMetadataChannel);

    if (rc != NO_ERROR) {
        delete pChannel;
        return NULL;
    }
    return pChannel;
}

/*===========================================================================
 * FUNCTION   : getMobicatMask
 *
 * DESCRIPTION: returns mobicat mask
 *
 * PARAMETERS : none
 *
 * RETURN     : mobicat mask
 *
 *==========================================================================*/
uint8_t QCamera3HardwareInterface::getMobicatMask()
{
    return m_MobicatMask;
}

/*===========================================================================
 * FUNCTION   : setMobicat
 *
 * DESCRIPTION: set Mobicat on/off.
 *
 * PARAMETERS :
 *   @params  : none
 *
 * RETURN     : int32_t type of status
 *              NO_ERROR  -- success
 *              none-zero failure code
 *==========================================================================*/
int32_t QCamera3HardwareInterface::setMobicat()
{
    char value [PROPERTY_VALUE_MAX];
    property_get("persist.camera.mobicat", value, "0");
    int32_t ret = NO_ERROR;
    uint8_t enableMobi = (uint8_t)atoi(value);

    if (enableMobi) {
        tune_cmd_t tune_cmd;
        tune_cmd.type = SET_RELOAD_CHROMATIX;
        tune_cmd.module = MODULE_ALL;
        tune_cmd.value = TRUE;
        ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters,
                CAM_INTF_PARM_SET_VFE_COMMAND,
                tune_cmd);

        ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters,
                CAM_INTF_PARM_SET_PP_COMMAND,
                tune_cmd);
    }
    m_MobicatMask = enableMobi;

    return ret;
}

/*===========================================================================
* FUNCTION   : getLogLevel
*
* DESCRIPTION: Reads the log level property into a variable
*
* PARAMETERS :
*   None
*
* RETURN     :
*   None
*==========================================================================*/
void QCamera3HardwareInterface::getLogLevel()
{
    char prop[PROPERTY_VALUE_MAX];
    uint32_t globalLogLevel = 0;

    property_get("persist.camera.hal.debug", prop, "0");
    int val = atoi(prop);
    if (0 <= val) {
        gCamHal3LogLevel = (uint32_t)val;
    }

    property_get("persist.camera.kpi.debug", prop, "0");
    gKpiDebugLevel = atoi(prop);

    property_get("persist.camera.global.debug", prop, "0");
    val = atoi(prop);
    if (0 <= val) {
        globalLogLevel = (uint32_t)val;
    }

    /* Highest log level among hal.logs and global.logs is selected */
    if (gCamHal3LogLevel < globalLogLevel)
        gCamHal3LogLevel = globalLogLevel;

    return;
}

/*===========================================================================
 * FUNCTION   : validateStreamRotations
 *
 * DESCRIPTION: Check if the rotations requested are supported
 *
 * PARAMETERS :
 *   @stream_list : streams to be configured
 *
 * RETURN     : NO_ERROR on success
 *              -EINVAL on failure
 *
 *==========================================================================*/
int QCamera3HardwareInterface::validateStreamRotations(
        camera3_stream_configuration_t *streamList)
{
    int rc = NO_ERROR;

    /*
    * Loop through all streams requested in configuration
    * Check if unsupported rotations have been requested on any of them
    */
    for (size_t j = 0; j < streamList->num_streams; j++){
        camera3_stream_t *newStream = streamList->streams[j];

        switch(newStream->rotation) {
            case CAMERA3_STREAM_ROTATION_0:
            case CAMERA3_STREAM_ROTATION_90:
            case CAMERA3_STREAM_ROTATION_180:
            case CAMERA3_STREAM_ROTATION_270:
                //Expected values
                break;
            default:
                ALOGE("%s: Error: Unsupported rotation of %d requested for stream"
                        "type:%d and stream format:%d", __func__,
                        newStream->rotation, newStream->stream_type,
                        newStream->format);
                return -EINVAL;
        }

        bool isRotated = (newStream->rotation != CAMERA3_STREAM_ROTATION_0);
        bool isImplDef = (newStream->format ==
                HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED);
        bool isZsl = (newStream->stream_type == CAMERA3_STREAM_BIDIRECTIONAL &&
                isImplDef);

        if (isRotated && (!isImplDef || isZsl)) {
            LOGE("Error: Unsupported rotation of %d requested for stream"
                    "type:%d and stream format:%d",
                    newStream->rotation, newStream->stream_type,
                    newStream->format);
            rc = -EINVAL;
            break;
        }
    }

    return rc;
}

/*===========================================================================
* FUNCTION   : getFlashInfo
*
* DESCRIPTION: Retrieve information about whether the device has a flash.
*
* PARAMETERS :
*   @cameraId  : Camera id to query
*   @hasFlash  : Boolean indicating whether there is a flash device
*                associated with given camera
*   @flashNode : If a flash device exists, this will be its device node.
*
* RETURN     :
*   None
*==========================================================================*/
void QCamera3HardwareInterface::getFlashInfo(const int cameraId,
        bool& hasFlash,
        char (&flashNode)[QCAMERA_MAX_FILEPATH_LENGTH])
{
    cam_capability_t* camCapability = gCamCapability[cameraId];
    if (NULL == camCapability) {
        hasFlash = false;
        flashNode[0] = '\0';
    } else {
        hasFlash = camCapability->flash_available;
        strlcpy(flashNode,
                (char*)camCapability->flash_dev_name,
                QCAMERA_MAX_FILEPATH_LENGTH);
    }
}

/*===========================================================================
* FUNCTION   : getEepromVersionInfo
*
* DESCRIPTION: Retrieve version info of the sensor EEPROM data
*
* PARAMETERS : None
*
* RETURN     : string describing EEPROM version
*              "\0" if no such info available
*==========================================================================*/
const char *QCamera3HardwareInterface::getEepromVersionInfo()
{
    return (const char *)&gCamCapability[mCameraId]->eeprom_version_info[0];
}

/*===========================================================================
* FUNCTION   : getLdafCalib
*
* DESCRIPTION: Retrieve Laser AF calibration data
*
* PARAMETERS : None
*
* RETURN     : Two uint32_t describing laser AF calibration data
*              NULL if none is available.
*==========================================================================*/
const uint32_t *QCamera3HardwareInterface::getLdafCalib()
{
    if (mLdafCalibExist) {
        return &mLdafCalib[0];
    } else {
        return NULL;
    }
}

/*===========================================================================
 * FUNCTION   : dynamicUpdateMetaStreamInfo
 *
 * DESCRIPTION: This function:
 *             (1) stops all the channels
 *             (2) returns error on pending requests and buffers
 *             (3) sends metastream_info in setparams
 *             (4) starts all channels
 *             This is useful when sensor has to be restarted to apply any
 *             settings such as frame rate from a different sensor mode
 *
 * PARAMETERS : None
 *
 * RETURN     : NO_ERROR on success
 *              Error codes on failure
 *
 *==========================================================================*/
int32_t QCamera3HardwareInterface::dynamicUpdateMetaStreamInfo()
{
    ATRACE_CAMSCOPE_CALL(CAMSCOPE_HAL3_DYN_UPDATE_META_STRM_INFO);
    int rc = NO_ERROR;

    LOGD("E");

    rc = stopAllChannels();
    if (rc < 0) {
        LOGE("stopAllChannels failed");
        return rc;
    }

    rc = notifyErrorForPendingRequests();
    if (rc < 0) {
        LOGE("notifyErrorForPendingRequests failed");
        return rc;
    }

    for (uint32_t i = 0; i < mStreamConfigInfo.num_streams; i++) {
        LOGI("STREAM INFO : type %d, wxh: %d x %d, pp_mask: 0x%x"
                "Format:%d",
                mStreamConfigInfo.type[i],
                mStreamConfigInfo.stream_sizes[i].width,
                mStreamConfigInfo.stream_sizes[i].height,
                mStreamConfigInfo.postprocess_mask[i],
                mStreamConfigInfo.format[i]);
    }

    /* Send meta stream info once again so that ISP can start */
    ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters,
            CAM_INTF_META_STREAM_INFO, mStreamConfigInfo);
    rc = mCameraHandle->ops->set_parms(mCameraHandle->camera_handle,
            mParameters);
    if (rc < 0) {
        LOGE("set Metastreaminfo failed. Sensor mode does not change");
    }

    rc = startAllChannels();
    if (rc < 0) {
        LOGE("startAllChannels failed");
        return rc;
    }

    LOGD("X");
    return rc;
}

/*===========================================================================
 * FUNCTION   : stopAllChannels
 *
 * DESCRIPTION: This function stops (equivalent to stream-off) all channels
 *
 * PARAMETERS : None
 *
 * RETURN     : NO_ERROR on success
 *              Error codes on failure
 *
 *==========================================================================*/
int32_t QCamera3HardwareInterface::stopAllChannels()
{
    int32_t rc = NO_ERROR;

    LOGD("Stopping all channels");
    // Stop the Streams/Channels
    for (List<stream_info_t *>::iterator it = mStreamInfo.begin();
        it != mStreamInfo.end(); it++) {
        QCamera3Channel *channel = (QCamera3Channel *)(*it)->stream->priv;
        if (channel) {
            channel->stop();
        }
        (*it)->status = INVALID;
    }

    if (mSupportChannel) {
        mSupportChannel->stop();
    }
    if (mAnalysisChannel) {
        mAnalysisChannel->stop();
    }
    if (mRawDumpChannel) {
        mRawDumpChannel->stop();
    }
    if (mHdrPlusRawSrcChannel) {
        mHdrPlusRawSrcChannel->stop();
    }
    if (mMetadataChannel) {
        /* If content of mStreamInfo is not 0, there is metadata stream */
        mMetadataChannel->stop();
    }

    LOGD("All channels stopped");
    return rc;
}

/*===========================================================================
 * FUNCTION   : startAllChannels
 *
 * DESCRIPTION: This function starts (equivalent to stream-on) all channels
 *
 * PARAMETERS : None
 *
 * RETURN     : NO_ERROR on success
 *              Error codes on failure
 *
 *==========================================================================*/
int32_t QCamera3HardwareInterface::startAllChannels()
{
    int32_t rc = NO_ERROR;

    LOGD("Start all channels ");
    // Start the Streams/Channels
    if (mMetadataChannel) {
        /* If content of mStreamInfo is not 0, there is metadata stream */
        rc = mMetadataChannel->start();
        if (rc < 0) {
            LOGE("META channel start failed");
            return rc;
        }
    }
    for (List<stream_info_t *>::iterator it = mStreamInfo.begin();
        it != mStreamInfo.end(); it++) {
        QCamera3Channel *channel = (QCamera3Channel *)(*it)->stream->priv;
        if (channel) {
            rc = channel->start();
            if (rc < 0) {
                LOGE("channel start failed");
                return rc;
            }
        }
    }
    if (mAnalysisChannel) {
        mAnalysisChannel->start();
    }
    if (mSupportChannel) {
        rc = mSupportChannel->start();
        if (rc < 0) {
            LOGE("Support channel start failed");
            return rc;
        }
    }
    if (mRawDumpChannel) {
        rc = mRawDumpChannel->start();
        if (rc < 0) {
            LOGE("RAW dump channel start failed");
            return rc;
        }
    }
    if (mHdrPlusRawSrcChannel) {
        rc = mHdrPlusRawSrcChannel->start();
        if (rc < 0) {
            LOGE("HDR+ RAW channel start failed");
            return rc;
        }
    }

    LOGD("All channels started");
    return rc;
}

/*===========================================================================
 * FUNCTION   : notifyErrorForPendingRequests
 *
 * DESCRIPTION: This function sends error for all the pending requests/buffers
 *
 * PARAMETERS : None
 *
 * RETURN     : Error codes
 *              NO_ERROR on success
 *
 *==========================================================================*/
int32_t QCamera3HardwareInterface::notifyErrorForPendingRequests()
{
    notifyErrorFoPendingDepthData(mDepthChannel);

    auto pendingRequest = mPendingRequestsList.begin();
    auto pendingBuffer = mPendingBuffersMap.mPendingBuffersInRequest.begin();

    // Iterate through pending requests (for which result metadata isn't sent yet) and pending
    // buffers (for which buffers aren't sent yet).
    while (pendingRequest != mPendingRequestsList.end() ||
           pendingBuffer != mPendingBuffersMap.mPendingBuffersInRequest.end()) {
        if (pendingRequest == mPendingRequestsList.end() ||
            pendingBuffer->frame_number < pendingRequest->frame_number) {
            // If metadata for this frame was sent, notify about a buffer error and returns buffers
            // with error.
            for (auto &info : pendingBuffer->mPendingBufferList) {
                // Send a buffer error for this frame number.
                camera3_notify_msg_t notify_msg;
                memset(&notify_msg, 0, sizeof(camera3_notify_msg_t));
                notify_msg.type = CAMERA3_MSG_ERROR;
                notify_msg.message.error.error_code = CAMERA3_MSG_ERROR_BUFFER;
                notify_msg.message.error.error_stream = info.stream;
                notify_msg.message.error.frame_number = pendingBuffer->frame_number;
                orchestrateNotify(&notify_msg);

                camera3_stream_buffer_t buffer = {};
                buffer.acquire_fence = -1;
                buffer.release_fence = -1;
                buffer.buffer = info.buffer;
                buffer.status = CAMERA3_BUFFER_STATUS_ERROR;
                buffer.stream = info.stream;
                mOutputBufferDispatcher.markBufferReady(pendingBuffer->frame_number, buffer);
            }

            pendingBuffer = mPendingBuffersMap.mPendingBuffersInRequest.erase(pendingBuffer);
        } else if (pendingBuffer == mPendingBuffersMap.mPendingBuffersInRequest.end() ||
                   pendingBuffer->frame_number > pendingRequest->frame_number) {
            // If the buffers for this frame were sent already, notify about a result error.
            camera3_notify_msg_t notify_msg;
            memset(&notify_msg, 0, sizeof(camera3_notify_msg_t));
            notify_msg.type = CAMERA3_MSG_ERROR;
            notify_msg.message.error.error_code = CAMERA3_MSG_ERROR_RESULT;
            notify_msg.message.error.error_stream = nullptr;
            notify_msg.message.error.frame_number = pendingRequest->frame_number;
            orchestrateNotify(&notify_msg);

            if (pendingRequest->input_buffer != nullptr) {
                camera3_capture_result result = {};
                result.frame_number = pendingRequest->frame_number;
                result.result = nullptr;
                result.input_buffer = pendingRequest->input_buffer;
                orchestrateResult(&result);
            }

            mShutterDispatcher.clear(pendingRequest->frame_number);
            pendingRequest = mPendingRequestsList.erase(pendingRequest);
        } else {
            // If both buffers and result metadata weren't sent yet, notify about a request error
            // and return buffers with error.
            for (auto &info : pendingBuffer->mPendingBufferList) {
                camera3_notify_msg_t notify_msg;
                memset(&notify_msg, 0, sizeof(camera3_notify_msg_t));
                notify_msg.type = CAMERA3_MSG_ERROR;
                notify_msg.message.error.error_code = CAMERA3_MSG_ERROR_REQUEST;
                notify_msg.message.error.error_stream = info.stream;
                notify_msg.message.error.frame_number = pendingBuffer->frame_number;
                orchestrateNotify(&notify_msg);

                camera3_stream_buffer_t buffer = {};
                buffer.acquire_fence = -1;
                buffer.release_fence = -1;
                buffer.buffer = info.buffer;
                buffer.status = CAMERA3_BUFFER_STATUS_ERROR;
                buffer.stream = info.stream;
                mOutputBufferDispatcher.markBufferReady(pendingBuffer->frame_number, buffer);
            }

            if (pendingRequest->input_buffer != nullptr) {
                camera3_capture_result result = {};
                result.frame_number = pendingRequest->frame_number;
                result.result = nullptr;
                result.input_buffer = pendingRequest->input_buffer;
                orchestrateResult(&result);
            }

            mShutterDispatcher.clear(pendingRequest->frame_number);
            pendingBuffer = mPendingBuffersMap.mPendingBuffersInRequest.erase(pendingBuffer);
            pendingRequest = mPendingRequestsList.erase(pendingRequest);
        }
    }

    /* Reset pending frame Drop list and requests list */
    mPendingFrameDropList.clear();
    mShutterDispatcher.clear();
    mOutputBufferDispatcher.clear(/*clearConfiguredStreams*/false);
    mPendingBuffersMap.mPendingBuffersInRequest.clear();
    LOGH("Cleared all the pending buffers ");

    return NO_ERROR;
}

bool QCamera3HardwareInterface::isOnEncoder(
        const cam_dimension_t max_viewfinder_size,
        uint32_t width, uint32_t height)
{
    return ((width > (uint32_t)max_viewfinder_size.width) ||
            (height > (uint32_t)max_viewfinder_size.height) ||
            (width > (uint32_t)VIDEO_4K_WIDTH) ||
            (height > (uint32_t)VIDEO_4K_HEIGHT));
}

/*===========================================================================
 * FUNCTION   : setBundleInfo
 *
 * DESCRIPTION: Set bundle info for all streams that are bundle.
 *
 * PARAMETERS : None
 *
 * RETURN     : NO_ERROR on success
 *              Error codes on failure
 *==========================================================================*/
int32_t QCamera3HardwareInterface::setBundleInfo()
{
    int32_t rc = NO_ERROR;

    if (mChannelHandle) {
        cam_bundle_config_t bundleInfo;
        memset(&bundleInfo, 0, sizeof(bundleInfo));
        rc = mCameraHandle->ops->get_bundle_info(
                mCameraHandle->camera_handle, mChannelHandle, &bundleInfo);
        if (rc != NO_ERROR) {
            LOGE("get_bundle_info failed");
            return rc;
        }
        if (mAnalysisChannel) {
            mAnalysisChannel->setBundleInfo(bundleInfo);
        }
        if (mSupportChannel) {
            mSupportChannel->setBundleInfo(bundleInfo);
        }
        for (List<stream_info_t *>::iterator it = mStreamInfo.begin();
                it != mStreamInfo.end(); it++) {
            QCamera3Channel *channel = (QCamera3Channel *)(*it)->stream->priv;
            channel->setBundleInfo(bundleInfo);
        }
        if (mRawDumpChannel) {
            mRawDumpChannel->setBundleInfo(bundleInfo);
        }
        if (mHdrPlusRawSrcChannel) {
            mHdrPlusRawSrcChannel->setBundleInfo(bundleInfo);
        }
    }

    return rc;
}

/*===========================================================================
 * FUNCTION   : setInstantAEC
 *
 * DESCRIPTION: Set Instant AEC related params.
 *
 * PARAMETERS :
 *      @meta: CameraMetadata reference
 *
 * RETURN     : NO_ERROR on success
 *              Error codes on failure
 *==========================================================================*/
int32_t QCamera3HardwareInterface::setInstantAEC(const CameraMetadata &meta)
{
    int32_t rc = NO_ERROR;
    uint8_t val = 0;
    char prop[PROPERTY_VALUE_MAX];

    // First try to configure instant AEC from framework metadata
    if (meta.exists(QCAMERA3_INSTANT_AEC_MODE)) {
        val = (uint8_t)meta.find(QCAMERA3_INSTANT_AEC_MODE).data.i32[0];
    }

    // If framework did not set this value, try to read from set prop.
    if (val == 0) {
        memset(prop, 0, sizeof(prop));
        property_get("persist.camera.instant.aec", prop, "0");
        val = (uint8_t)atoi(prop);
    }

    if ((val >= (uint8_t)CAM_AEC_NORMAL_CONVERGENCE) &&
           ( val < (uint8_t)CAM_AEC_CONVERGENCE_MAX)) {
        ADD_SET_PARAM_ENTRY_TO_BATCH(mParameters, CAM_INTF_PARM_INSTANT_AEC, val);
        mInstantAEC = val;
        mInstantAECSettledFrameNumber = 0;
        mInstantAecFrameIdxCount = 0;
        LOGH("instantAEC value set %d",val);
        if (mInstantAEC) {
            memset(prop, 0, sizeof(prop));
            property_get("persist.camera.ae.instant.bound", prop, "10");
            int32_t aec_frame_skip_cnt = atoi(prop);
            if (aec_frame_skip_cnt >= 0) {
                mAecSkipDisplayFrameBound = (uint8_t)aec_frame_skip_cnt;
            } else {
                LOGE("Invalid prop for aec frame bound %d", aec_frame_skip_cnt);
                rc = BAD_VALUE;
            }
        }
    } else {
        LOGE("Bad instant aec value set %d", val);
        rc = BAD_VALUE;
    }
    return rc;
}

/*===========================================================================
 * FUNCTION   : get_num_overall_buffers
 *
 * DESCRIPTION: Estimate number of pending buffers across all requests.
 *
 * PARAMETERS : None
 *
 * RETURN     : Number of overall pending buffers
 *
 *==========================================================================*/
uint32_t PendingBuffersMap::get_num_overall_buffers()
{
    uint32_t sum_buffers = 0;
    for (auto &req : mPendingBuffersInRequest) {
        sum_buffers += req.mPendingBufferList.size();
    }
    return sum_buffers;
}

/*===========================================================================
 * FUNCTION   : removeBuf
 *
 * DESCRIPTION: Remove a matching buffer from tracker.
 *
 * PARAMETERS : @buffer: image buffer for the callback
 *
 * RETURN     : None
 *
 *==========================================================================*/
void PendingBuffersMap::removeBuf(buffer_handle_t *buffer)
{
    bool buffer_found = false;
    for (auto req = mPendingBuffersInRequest.begin();
            req != mPendingBuffersInRequest.end(); req++) {
        for (auto k = req->mPendingBufferList.begin();
                k != req->mPendingBufferList.end(); k++ ) {
            if (k->buffer == buffer) {
                LOGD("Frame %d: Found Frame buffer %p, take it out from mPendingBufferList",
                        req->frame_number, buffer);
                k = req->mPendingBufferList.erase(k);
                if (req->mPendingBufferList.empty()) {
                    // Remove this request from Map
                    req = mPendingBuffersInRequest.erase(req);
                }
                buffer_found = true;
                break;
            }
        }
        if (buffer_found) {
            break;
        }
    }
    LOGD("mPendingBuffersMap.num_overall_buffers = %d",
            get_num_overall_buffers());
}

/*===========================================================================
 * FUNCTION   : getBufErrStatus
 *
 * DESCRIPTION: get buffer error status
 *
 * PARAMETERS : @buffer: buffer handle
 *
 * RETURN     : Error status
 *
 *==========================================================================*/
int32_t PendingBuffersMap::getBufErrStatus(buffer_handle_t *buffer)
{
    for (auto& req : mPendingBuffersInRequest) {
        for (auto& k : req.mPendingBufferList) {
            if (k.buffer == buffer)
                return k.bufStatus;
        }
    }
    return CAMERA3_BUFFER_STATUS_OK;
}

/*===========================================================================
 * FUNCTION   : setPAAFSupport
 *
 * DESCRIPTION: Set the preview-assisted auto focus support bit in
 *              feature mask according to stream type and filter
 *              arrangement
 *
 * PARAMETERS : @feature_mask: current feature mask, which may be modified
 *              @stream_type: stream type
 *              @filter_arrangement: filter arrangement
 *
 * RETURN     : None
 *==========================================================================*/
void QCamera3HardwareInterface::setPAAFSupport(
        cam_feature_mask_t& feature_mask,
        cam_stream_type_t stream_type,
        cam_color_filter_arrangement_t filter_arrangement)
{
    switch (filter_arrangement) {
    case CAM_FILTER_ARRANGEMENT_RGGB:
    case CAM_FILTER_ARRANGEMENT_GRBG:
    case CAM_FILTER_ARRANGEMENT_GBRG:
    case CAM_FILTER_ARRANGEMENT_BGGR:
        if ((stream_type == CAM_STREAM_TYPE_PREVIEW) ||
                (stream_type == CAM_STREAM_TYPE_ANALYSIS) ||
                (stream_type == CAM_STREAM_TYPE_VIDEO)) {
            if (!(feature_mask & CAM_QTI_FEATURE_PPEISCORE))
                feature_mask |= CAM_QCOM_FEATURE_PAAF;
        }
        break;
    case CAM_FILTER_ARRANGEMENT_Y:
        if (stream_type == CAM_STREAM_TYPE_ANALYSIS) {
            feature_mask |= CAM_QCOM_FEATURE_PAAF;
        }
        break;
    default:
        break;
    }
    LOGD("feature_mask=0x%llx; stream_type=%d, filter_arrangement=%d",
            feature_mask, stream_type, filter_arrangement);


}

/*===========================================================================
* FUNCTION   : getSensorMountAngle
*
* DESCRIPTION: Retrieve sensor mount angle
*
* PARAMETERS : None
*
* RETURN     : sensor mount angle in uint32_t
*==========================================================================*/
uint32_t QCamera3HardwareInterface::getSensorMountAngle()
{
    return gCamCapability[mCameraId]->sensor_mount_angle;
}

/*===========================================================================
* FUNCTION   : getRelatedCalibrationData
*
* DESCRIPTION: Retrieve related system calibration data
*
* PARAMETERS : None
*
* RETURN     : Pointer of related system calibration data
*==========================================================================*/
const cam_related_system_calibration_data_t *QCamera3HardwareInterface::getRelatedCalibrationData()
{
    return (const cam_related_system_calibration_data_t *)
            &(gCamCapability[mCameraId]->related_cam_calibration);
}

/*===========================================================================
 * FUNCTION   : is60HzZone
 *
 * DESCRIPTION: Whether the phone is in zone with 60hz electricity frequency
 *
 * PARAMETERS : None
 *
 * RETURN     : True if in 60Hz zone, False otherwise
 *==========================================================================*/
bool QCamera3HardwareInterface::is60HzZone()
{
    time_t t = time(NULL);
    struct tm lt;

    struct tm* r = localtime_r(&t, &lt);

    if (r == NULL || lt.tm_gmtoff <=  -2*60*60 || lt.tm_gmtoff >= 8*60*60)
        return true;
    else
        return false;
}

/*===========================================================================
 * FUNCTION   : adjustBlackLevelForCFA
 *
 * DESCRIPTION: Adjust the black level pattern in the order of RGGB to the order
 *              of bayer CFA (Color Filter Array).
 *
 * PARAMETERS : @input: black level pattern in the order of RGGB
 *              @output: black level pattern in the order of CFA
 *              @color_arrangement: CFA color arrangement
 *
 * RETURN     : None
 *==========================================================================*/
template<typename T>
void QCamera3HardwareInterface::adjustBlackLevelForCFA(
        T input[BLACK_LEVEL_PATTERN_CNT],
        T output[BLACK_LEVEL_PATTERN_CNT],
        cam_color_filter_arrangement_t color_arrangement)
{
    switch (color_arrangement) {
    case CAM_FILTER_ARRANGEMENT_GRBG:
        output[0] = input[1];
        output[1] = input[0];
        output[2] = input[3];
        output[3] = input[2];
        break;
    case CAM_FILTER_ARRANGEMENT_GBRG:
        output[0] = input[2];
        output[1] = input[3];
        output[2] = input[0];
        output[3] = input[1];
        break;
    case CAM_FILTER_ARRANGEMENT_BGGR:
        output[0] = input[3];
        output[1] = input[2];
        output[2] = input[1];
        output[3] = input[0];
        break;
    case CAM_FILTER_ARRANGEMENT_RGGB:
        output[0] = input[0];
        output[1] = input[1];
        output[2] = input[2];
        output[3] = input[3];
        break;
    default:
        LOGE("Invalid color arrangement to derive dynamic blacklevel");
        break;
    }
}

void QCamera3HardwareInterface::updateHdrPlusResultMetadata(
    CameraMetadata &resultMetadata,
    std::shared_ptr<metadata_buffer_t> settings)
{
    if (settings == nullptr) {
        ALOGE("%s: settings is nullptr.", __FUNCTION__);
        return;
    }

    IF_META_AVAILABLE(double, gps_coords, CAM_INTF_META_JPEG_GPS_COORDINATES, settings) {
        resultMetadata.update(ANDROID_JPEG_GPS_COORDINATES, gps_coords, 3);
    }

    IF_META_AVAILABLE(uint8_t, gps_methods, CAM_INTF_META_JPEG_GPS_PROC_METHODS, settings) {
        String8 str((const char *)gps_methods);
        resultMetadata.update(ANDROID_JPEG_GPS_PROCESSING_METHOD, str);
    }

    IF_META_AVAILABLE(int64_t, gps_timestamp, CAM_INTF_META_JPEG_GPS_TIMESTAMP, settings) {
        resultMetadata.update(ANDROID_JPEG_GPS_TIMESTAMP, gps_timestamp, 1);
    }

    IF_META_AVAILABLE(int32_t, jpeg_orientation, CAM_INTF_META_JPEG_ORIENTATION, settings) {
        resultMetadata.update(ANDROID_JPEG_ORIENTATION, jpeg_orientation, 1);
    }

    IF_META_AVAILABLE(uint32_t, jpeg_quality, CAM_INTF_META_JPEG_QUALITY, settings) {
        uint8_t fwk_jpeg_quality = static_cast<uint8_t>(*jpeg_quality);
        resultMetadata.update(ANDROID_JPEG_QUALITY, &fwk_jpeg_quality, 1);
    }

    IF_META_AVAILABLE(uint32_t, thumb_quality, CAM_INTF_META_JPEG_THUMB_QUALITY, settings) {
        uint8_t fwk_thumb_quality = static_cast<uint8_t>(*thumb_quality);
        resultMetadata.update(ANDROID_JPEG_THUMBNAIL_QUALITY, &fwk_thumb_quality, 1);
    }

    IF_META_AVAILABLE(cam_dimension_t, thumb_size, CAM_INTF_META_JPEG_THUMB_SIZE, settings) {
        int32_t fwk_thumb_size[2];
        fwk_thumb_size[0] = thumb_size->width;
        fwk_thumb_size[1] = thumb_size->height;
        resultMetadata.update(ANDROID_JPEG_THUMBNAIL_SIZE, fwk_thumb_size, 2);
    }

    IF_META_AVAILABLE(uint32_t, intent, CAM_INTF_META_CAPTURE_INTENT, settings) {
        uint8_t fwk_intent = intent[0];
        resultMetadata.update(ANDROID_CONTROL_CAPTURE_INTENT, &fwk_intent, 1);
    }
}

bool QCamera3HardwareInterface::trySubmittingHdrPlusRequestLocked(
        HdrPlusPendingRequest *hdrPlusRequest, const camera3_capture_request_t &request,
        const CameraMetadata &metadata)
{
    if (hdrPlusRequest == nullptr) return false;

    // Check noise reduction mode is high quality.
    if (!metadata.exists(ANDROID_NOISE_REDUCTION_MODE) ||
         metadata.find(ANDROID_NOISE_REDUCTION_MODE).data.u8[0] !=
            ANDROID_NOISE_REDUCTION_MODE_HIGH_QUALITY) {
        ALOGD("%s: Not an HDR+ request: ANDROID_NOISE_REDUCTION_MODE is not HQ: %d", __FUNCTION__,
                metadata.find(ANDROID_NOISE_REDUCTION_MODE).data.u8[0]);
        return false;
    }

    // Check edge mode is high quality.
    if (!metadata.exists(ANDROID_EDGE_MODE) ||
         metadata.find(ANDROID_EDGE_MODE).data.u8[0] != ANDROID_EDGE_MODE_HIGH_QUALITY) {
        ALOGD("%s: Not an HDR+ request: ANDROID_EDGE_MODE is not HQ.", __FUNCTION__);
        return false;
    }

    if (request.num_output_buffers != 1 ||
            request.output_buffers[0].stream->format != HAL_PIXEL_FORMAT_BLOB) {
        ALOGD("%s: Not an HDR+ request: Only Jpeg output is supported.", __FUNCTION__);
        for (uint32_t i = 0; i < request.num_output_buffers; i++) {
            ALOGD("%s: output_buffers[%u]: %dx%d format %d", __FUNCTION__, i,
                    request.output_buffers[0].stream->width,
                    request.output_buffers[0].stream->height,
                    request.output_buffers[0].stream->format);
        }
        return false;
    }

    // Get a YUV buffer from pic channel.
    QCamera3PicChannel *picChannel = (QCamera3PicChannel*)request.output_buffers[0].stream->priv;
    auto yuvBuffer = std::make_shared<mm_camera_buf_def_t>();
    status_t res = picChannel->getYuvBufferForRequest(yuvBuffer.get(), request.frame_number);
    if (res != OK) {
        ALOGE("%s: Getting an available YUV buffer from pic channel failed: %s (%d)",
                __FUNCTION__, strerror(-res), res);
        return false;
    }

    pbcamera::StreamBuffer buffer;
    buffer.streamId = kPbYuvOutputStreamId;
    buffer.dmaBufFd = yuvBuffer->fd;
    buffer.data = yuvBuffer->buffer;
    buffer.dataSize = yuvBuffer->frame_len;

    pbcamera::CaptureRequest pbRequest;
    pbRequest.id = request.frame_number;
    pbRequest.outputBuffers.push_back(buffer);

    // Submit an HDR+ capture request to HDR+ service.
    res = gHdrPlusClient->submitCaptureRequest(&pbRequest);
    if (res != OK) {
        ALOGE("%s: %d: Submitting a capture request failed: %s (%d)", __FUNCTION__, __LINE__,
                strerror(-res), res);
        return false;
    }

    hdrPlusRequest->yuvBuffer = yuvBuffer;
    hdrPlusRequest->frameworkOutputBuffers.push_back(request.output_buffers[0]);

    return true;
}

status_t QCamera3HardwareInterface::openHdrPlusClientAsyncLocked()
{
    if (gHdrPlusClientOpening || gHdrPlusClient != nullptr) {
        return OK;
    }

    status_t res = gEaselManagerClient->openHdrPlusClientAsync(this);
    if (res != OK) {
        ALOGE("%s: Opening HDR+ client asynchronously failed: %s (%d)", __FUNCTION__,
                strerror(-res), res);
        return res;
    }
    gHdrPlusClientOpening = true;

    return OK;
}

status_t QCamera3HardwareInterface::enableHdrPlusModeLocked()
{
    status_t res;

    if (mHdrPlusModeEnabled) {
        return OK;
    }

    // Check if gHdrPlusClient is opened or being opened.
    if (gHdrPlusClient == nullptr) {
        if (gHdrPlusClientOpening) {
            // HDR+ client is being opened. HDR+ mode will be enabled when it's opened.
            return OK;
        }

        res = openHdrPlusClientAsyncLocked();
        if (res != OK) {
            ALOGE("%s: Failed to open HDR+ client asynchronously: %s (%d).", __FUNCTION__,
                    strerror(-res), res);
            return res;
        }

        // When opening HDR+ client completes, HDR+ mode will be enabled.
        return OK;

    }

    // Configure stream for HDR+.
    res = configureHdrPlusStreamsLocked();
    if (res != OK) {
        LOGE("%s: Failed to configure HDR+ streams: %s (%d)", __FUNCTION__, strerror(-res), res);
        return res;
    }

    // Enable HDR+ mode so Easel will start capturing ZSL raw buffers.
    res = gHdrPlusClient->setZslHdrPlusMode(true);
    if (res != OK) {
        LOGE("%s: Failed to enable HDR+ mode: %s (%d)", __FUNCTION__, strerror(-res), res);
        return res;
    }

    mHdrPlusModeEnabled = true;
    ALOGD("%s: HDR+ mode enabled", __FUNCTION__);

    return OK;
}

void QCamera3HardwareInterface::disableHdrPlusModeLocked()
{
    // Disable HDR+ mode.
    if (gHdrPlusClient != nullptr && mHdrPlusModeEnabled) {
        status_t res = gHdrPlusClient->setZslHdrPlusMode(false);
        if (res != OK) {
            ALOGE("%s: Failed to disable HDR+ mode: %s (%d)", __FUNCTION__, strerror(-res), res);
        }

        // Close HDR+ client so Easel can enter low power mode.
        gEaselManagerClient->closeHdrPlusClient(std::move(gHdrPlusClient));
        gHdrPlusClient = nullptr;
    }

    mHdrPlusModeEnabled = false;
    gHdrPlusClientOpening = false;
    ALOGD("%s: HDR+ mode disabled", __FUNCTION__);
}

status_t QCamera3HardwareInterface::configureHdrPlusStreamsLocked()
{
    pbcamera::InputConfiguration inputConfig;
    std::vector<pbcamera::StreamConfiguration> outputStreamConfigs;
    status_t res = OK;

    // Configure HDR+ client streams.
    // Get input config.
    if (mHdrPlusRawSrcChannel) {
        // HDR+ input buffers will be provided by HAL.
        res = fillPbStreamConfig(&inputConfig.streamConfig, kPbRaw10InputStreamId,
                HAL_PIXEL_FORMAT_RAW10, mHdrPlusRawSrcChannel, /*stream index*/0);
        if (res != OK) {
            LOGE("%s: Failed to get fill stream config for HDR+ raw src stream: %s (%d)",
                __FUNCTION__, strerror(-res), res);
            return res;
        }

        inputConfig.isSensorInput = false;
    } else {
        // Sensor MIPI will send data to Easel.
        inputConfig.isSensorInput = true;
        inputConfig.sensorMode.cameraId = mCameraId;
        inputConfig.sensorMode.pixelArrayWidth = mSensorModeInfo.pixel_array_size.width;
        inputConfig.sensorMode.pixelArrayHeight = mSensorModeInfo.pixel_array_size.height;
        inputConfig.sensorMode.activeArrayWidth = mSensorModeInfo.active_array_size.width;
        inputConfig.sensorMode.activeArrayHeight = mSensorModeInfo.active_array_size.height;
        inputConfig.sensorMode.outputPixelClkHz = mSensorModeInfo.op_pixel_clk;
        inputConfig.sensorMode.timestampOffsetNs = mSensorModeInfo.timestamp_offset;
        if (mSensorModeInfo.num_raw_bits != 10) {
            ALOGE("%s: Only RAW10 is supported but this sensor mode has %d raw bits.", __FUNCTION__,
                    mSensorModeInfo.num_raw_bits);
            return BAD_VALUE;
        }

        inputConfig.sensorMode.format = HAL_PIXEL_FORMAT_RAW10;
    }

    // Get output configurations.
    // Easel may need to output RAW16 buffers if mRawChannel was created.
    // TODO: handle RAW16 outputs.

    // Easel may need to output YUV output buffers if mPictureChannel was created.
    pbcamera::StreamConfiguration yuvOutputConfig;
    if (mPictureChannel != nullptr) {
        res = fillPbStreamConfig(&yuvOutputConfig, kPbYuvOutputStreamId,
                HAL_PIXEL_FORMAT_YCrCb_420_SP, mPictureChannel, /*stream index*/0);
        if (res != OK) {
            LOGE("%s: Failed to get fill stream config for YUV stream: %s (%d)",
                __FUNCTION__, strerror(-res), res);

            return res;
        }

        outputStreamConfigs.push_back(yuvOutputConfig);
    }

    // TODO: consider other channels for YUV output buffers.

    res = gHdrPlusClient->configureStreams(inputConfig, outputStreamConfigs);
    if (res != OK) {
        LOGE("%d: Failed to configure streams with HDR+ client: %s (%d)", __FUNCTION__,
            strerror(-res), res);
        return res;
    }

    return OK;
}

void QCamera3HardwareInterface::onEaselFatalError(std::string errMsg)
{
    ALOGE("%s: Got an Easel fatal error: %s", __FUNCTION__, errMsg.c_str());
    // Set HAL state to error.
    pthread_mutex_lock(&mMutex);
    mState = ERROR;
    pthread_mutex_unlock(&mMutex);

    handleCameraDeviceError(/*stopChannelImmediately*/true);
}

void QCamera3HardwareInterface::onOpened(std::unique_ptr<HdrPlusClient> client)
{
    if (client == nullptr) {
        ALOGE("%s: Opened client is null.", __FUNCTION__);
        return;
    }

    logEaselEvent("EASEL_STARTUP_LATENCY", "HDR+ client opened.");
    ALOGI("%s: HDR+ client opened.", __FUNCTION__);

    Mutex::Autolock l(gHdrPlusClientLock);
    if (!gHdrPlusClientOpening) {
        ALOGW("%s: HDR+ is disabled while HDR+ client is being opened.", __FUNCTION__);
        return;
    }

    gHdrPlusClient = std::move(client);
    gHdrPlusClientOpening = false;

    // Set static metadata.
    status_t res = gHdrPlusClient->setStaticMetadata(*gStaticMetadata[mCameraId]);
    if (res != OK) {
        LOGE("%s: Failed to set static metadata in HDR+ client: %s (%d). Closing HDR+ client.",
            __FUNCTION__, strerror(-res), res);
        gEaselManagerClient->closeHdrPlusClient(std::move(gHdrPlusClient));
        gHdrPlusClient = nullptr;
        return;
    }

    // Enable HDR+ mode.
    res = enableHdrPlusModeLocked();
    if (res != OK) {
        LOGE("%s: Failed to configure HDR+ streams.", __FUNCTION__);
    }
}

void QCamera3HardwareInterface::onOpenFailed(status_t err)
{
    ALOGE("%s: Opening HDR+ client failed: %s (%d)", __FUNCTION__, strerror(-err), err);
    Mutex::Autolock l(gHdrPlusClientLock);
    gHdrPlusClientOpening = false;
}

void QCamera3HardwareInterface::onFatalError()
{
    ALOGE("%s: HDR+ client has a fatal error.", __FUNCTION__);

    // Set HAL state to error.
    pthread_mutex_lock(&mMutex);
    mState = ERROR;
    pthread_mutex_unlock(&mMutex);

    handleCameraDeviceError(/*stopChannelImmediately*/true);
}

void QCamera3HardwareInterface::onCaptureResult(pbcamera::CaptureResult *result,
        const camera_metadata_t &resultMetadata)
{
    if (result != nullptr) {
        if (result->outputBuffers.size() != 1) {
            ALOGE("%s: Number of output buffers (%u) is not supported.", __FUNCTION__,
                result->outputBuffers.size());
            return;
        }

        if (result->outputBuffers[0].streamId != kPbYuvOutputStreamId) {
            ALOGE("%s: Only YUV output stream is supported. (stream id %d).", __FUNCTION__,
                result->outputBuffers[0].streamId);
            return;
        }

        // Find the pending HDR+ request.
        HdrPlusPendingRequest pendingRequest;
        {
            Mutex::Autolock lock(mHdrPlusPendingRequestsLock);
            auto req = mHdrPlusPendingRequests.find(result->requestId);
            pendingRequest = req->second;
        }

        // Update the result metadata with the settings of the HDR+ still capture request because
        // the result metadata belongs to a ZSL buffer.
        CameraMetadata metadata;
        metadata = &resultMetadata;
        updateHdrPlusResultMetadata(metadata, pendingRequest.settings);
        camera_metadata_t* updatedResultMetadata = metadata.release();

        QCamera3PicChannel *picChannel =
            (QCamera3PicChannel*)pendingRequest.frameworkOutputBuffers[0].stream->priv;

        // Check if dumping HDR+ YUV output is enabled.
        char prop[PROPERTY_VALUE_MAX];
        property_get("persist.camera.hdrplus.dump_yuv", prop, "0");
        bool dumpYuvOutput = atoi(prop);

        if (dumpYuvOutput) {
            // Dump yuv buffer to a ppm file.
            pbcamera::StreamConfiguration outputConfig;
            status_t rc = fillPbStreamConfig(&outputConfig, kPbYuvOutputStreamId,
                    HAL_PIXEL_FORMAT_YCrCb_420_SP, picChannel, /*stream index*/0);
            if (rc == OK) {
                char buf[FILENAME_MAX] = {};
                snprintf(buf, sizeof(buf), QCAMERA_DUMP_FRM_LOCATION"s_%d_%d_%dx%d.ppm",
                        result->requestId, result->outputBuffers[0].streamId,
                        outputConfig.image.width, outputConfig.image.height);

                hdrplus_client_utils::writePpm(buf, outputConfig, result->outputBuffers[0]);
            } else {
                LOGW("%s: Couldn't dump YUV buffer because getting stream config failed: %s (%d).",
                        __FUNCTION__, strerror(-rc), rc);
            }
        }

        uint32_t halStreamId = picChannel->getStreamID(picChannel->getStreamTypeMask());
        auto halMetadata = std::make_shared<metadata_buffer_t>();
        clear_metadata_buffer(halMetadata.get());

        // Convert updated result metadata to HAL metadata and return the yuv buffer for Jpeg
        // encoding.
        status_t res = translateFwkMetadataToHalMetadata(updatedResultMetadata, halMetadata.get(),
                halStreamId, /*minFrameDuration*/0);
        if (res == OK) {
            // Return the buffer to pic channel for encoding.
            picChannel->returnYuvBufferAndEncode(pendingRequest.yuvBuffer.get(),
                    pendingRequest.frameworkOutputBuffers[0].buffer, result->requestId,
                    halMetadata);
        } else {
            // Return the buffer without encoding.
            // TODO: This should not happen but we may want to report an error buffer to camera
            // service.
            picChannel->returnYuvBuffer(pendingRequest.yuvBuffer.get());
            ALOGE("%s: Translate framework metadata to HAL metadata failed: %s (%d).", __FUNCTION__,
                    strerror(-res), res);
        }

        // Find the timestamp
        camera_metadata_ro_entry_t entry;
        res = find_camera_metadata_ro_entry(updatedResultMetadata,
                ANDROID_SENSOR_TIMESTAMP, &entry);
        if (res != OK) {
            ALOGE("%s: Cannot find sensor timestamp for frame number %d: %s (%d)",
                    __FUNCTION__, result->requestId, strerror(-res), res);
        } else {
            mShutterDispatcher.markShutterReady(result->requestId, entry.data.i64[0]);
        }

        // Send HDR+ metadata to framework.
        {
            pthread_mutex_lock(&mMutex);

            // updatedResultMetadata will be freed in handlePendingResultMetadataWithLock.
            handlePendingResultMetadataWithLock(result->requestId, updatedResultMetadata);
            pthread_mutex_unlock(&mMutex);
        }

        // Remove the HDR+ pending request.
        {
            Mutex::Autolock lock(mHdrPlusPendingRequestsLock);
            auto req = mHdrPlusPendingRequests.find(result->requestId);
            mHdrPlusPendingRequests.erase(req);
        }
    }
}

void QCamera3HardwareInterface::onFailedCaptureResult(pbcamera::CaptureResult *failedResult)
{
    if (failedResult == nullptr) {
        ALOGE("%s: Got an empty failed result.", __FUNCTION__);
        return;
    }

    ALOGE("%s: Got a failed HDR+ result for request %d", __FUNCTION__, failedResult->requestId);

    // Remove the pending HDR+ request.
    {
        Mutex::Autolock lock(mHdrPlusPendingRequestsLock);
        auto pendingRequest = mHdrPlusPendingRequests.find(failedResult->requestId);

        // Return the buffer to pic channel.
        QCamera3PicChannel *picChannel =
                (QCamera3PicChannel*)pendingRequest->second.frameworkOutputBuffers[0].stream->priv;
        picChannel->returnYuvBuffer(pendingRequest->second.yuvBuffer.get());

        mHdrPlusPendingRequests.erase(pendingRequest);
    }

    pthread_mutex_lock(&mMutex);

    // Find the pending buffers.
    auto pendingBuffers = mPendingBuffersMap.mPendingBuffersInRequest.begin();
    while (pendingBuffers != mPendingBuffersMap.mPendingBuffersInRequest.end()) {
        if (pendingBuffers->frame_number == failedResult->requestId) {
            break;
        }
        pendingBuffers++;
    }

    // Send out buffer errors for the pending buffers.
    if (pendingBuffers != mPendingBuffersMap.mPendingBuffersInRequest.end()) {
        std::vector<camera3_stream_buffer_t> streamBuffers;
        for (auto &buffer : pendingBuffers->mPendingBufferList) {
            // Prepare a stream buffer.
            camera3_stream_buffer_t streamBuffer = {};
            streamBuffer.stream = buffer.stream;
            streamBuffer.buffer = buffer.buffer;
            streamBuffer.status = CAMERA3_BUFFER_STATUS_ERROR;
            streamBuffer.acquire_fence = -1;
            streamBuffer.release_fence = -1;

            streamBuffers.push_back(streamBuffer);

            // Send out error buffer event.
            camera3_notify_msg_t notify_msg = {};
            notify_msg.type = CAMERA3_MSG_ERROR;
            notify_msg.message.error.frame_number = pendingBuffers->frame_number;
            notify_msg.message.error.error_code = CAMERA3_MSG_ERROR_BUFFER;
            notify_msg.message.error.error_stream = buffer.stream;

            orchestrateNotify(&notify_msg);
        }

        camera3_capture_result_t result = {};
        result.frame_number = pendingBuffers->frame_number;
        result.num_output_buffers = streamBuffers.size();
        result.output_buffers = &streamBuffers[0];

        // Send out result with buffer errors.
        orchestrateResult(&result);

        // Remove pending buffers.
        mPendingBuffersMap.mPendingBuffersInRequest.erase(pendingBuffers);
    }

    // Remove pending request.
    auto halRequest = mPendingRequestsList.begin();
    while (halRequest != mPendingRequestsList.end()) {
        if (halRequest->frame_number == failedResult->requestId) {
            mPendingRequestsList.erase(halRequest);
            break;
        }
        halRequest++;
    }

    pthread_mutex_unlock(&mMutex);
}


ShutterDispatcher::ShutterDispatcher(QCamera3HardwareInterface *parent) :
        mParent(parent) {}

void ShutterDispatcher::expectShutter(uint32_t frameNumber, bool isReprocess)
{
    std::lock_guard<std::mutex> lock(mLock);

    if (isReprocess) {
        mReprocessShutters.emplace(frameNumber, Shutter());
    } else {
        mShutters.emplace(frameNumber, Shutter());
    }
}

void ShutterDispatcher::markShutterReady(uint32_t frameNumber, uint64_t timestamp)
{
    std::lock_guard<std::mutex> lock(mLock);

    std::map<uint32_t, Shutter> *shutters = nullptr;

    // Find the shutter entry.
    auto shutter = mShutters.find(frameNumber);
    if (shutter == mShutters.end()) {
        shutter = mReprocessShutters.find(frameNumber);
        if (shutter == mReprocessShutters.end()) {
            // Shutter was already sent.
            return;
        }
        shutters = &mReprocessShutters;
    } else {
        shutters = &mShutters;
    }

    // Make this frame's shutter ready.
    shutter->second.ready = true;
    shutter->second.timestamp = timestamp;

    // Iterate throught the shutters and send out shuters until the one that's not ready yet.
    shutter = shutters->begin();
    while (shutter != shutters->end()) {
        if (!shutter->second.ready) {
            // If this shutter is not ready, the following shutters can't be sent.
            break;
        }

        camera3_notify_msg_t msg = {};
        msg.type = CAMERA3_MSG_SHUTTER;
        msg.message.shutter.frame_number = shutter->first;
        msg.message.shutter.timestamp = shutter->second.timestamp;
        mParent->orchestrateNotify(&msg);

        shutter = shutters->erase(shutter);
    }
}

void ShutterDispatcher::clear(uint32_t frameNumber)
{
    std::lock_guard<std::mutex> lock(mLock);
    mShutters.erase(frameNumber);
    mReprocessShutters.erase(frameNumber);
}

void ShutterDispatcher::clear()
{
    std::lock_guard<std::mutex> lock(mLock);

    // Log errors for stale shutters.
    for (auto &shutter : mShutters) {
        ALOGE("%s: stale shutter: frame number %u, ready %d, timestamp %" PRId64,
            __FUNCTION__, shutter.first, shutter.second.ready,
            shutter.second.timestamp);
    }

    // Log errors for stale reprocess shutters.
    for (auto &shutter : mReprocessShutters) {
        ALOGE("%s: stale reprocess shutter: frame number %u, ready %d, timestamp %" PRId64,
            __FUNCTION__, shutter.first, shutter.second.ready,
            shutter.second.timestamp);
    }

    mShutters.clear();
    mReprocessShutters.clear();
}

OutputBufferDispatcher::OutputBufferDispatcher(QCamera3HardwareInterface *parent) :
        mParent(parent) {}

status_t OutputBufferDispatcher::configureStreams(camera3_stream_configuration_t *streamList)
{
    std::lock_guard<std::mutex> lock(mLock);
    mStreamBuffers.clear();
    if (!streamList) {
        ALOGE("%s: streamList is nullptr.", __FUNCTION__);
        return -EINVAL;
    }

    // Create a "frame-number -> buffer" map for each stream.
    for (uint32_t i = 0; i < streamList->num_streams; i++) {
        mStreamBuffers.emplace(streamList->streams[i], std::map<uint32_t, Buffer>());
    }

    return OK;
}

status_t OutputBufferDispatcher::expectBuffer(uint32_t frameNumber, camera3_stream_t *stream)
{
    std::lock_guard<std::mutex> lock(mLock);

    // Find the "frame-number -> buffer" map for the stream.
    auto buffers = mStreamBuffers.find(stream);
    if (buffers == mStreamBuffers.end()) {
        ALOGE("%s: Stream %p was not configured.", __FUNCTION__, stream);
        return -EINVAL;
    }

    // Create an unready buffer for this frame number.
    buffers->second.emplace(frameNumber, Buffer());
    return OK;
}

void OutputBufferDispatcher::markBufferReady(uint32_t frameNumber,
        const camera3_stream_buffer_t &buffer)
{
    std::lock_guard<std::mutex> lock(mLock);

    // Find the frame number -> buffer map for the stream.
    auto buffers = mStreamBuffers.find(buffer.stream);
    if (buffers == mStreamBuffers.end()) {
        ALOGE("%s: Cannot find pending buffers for stream %p.", __FUNCTION__, buffer.stream);
        return;
    }

    // Find the unready buffer this frame number and mark it ready.
    auto pendingBuffer = buffers->second.find(frameNumber);
    if (pendingBuffer == buffers->second.end()) {
        ALOGE("%s: Cannot find the pending buffer for frame number %u.", __FUNCTION__, frameNumber);
        return;
    }

    pendingBuffer->second.ready = true;
    pendingBuffer->second.buffer = buffer;

    // Iterate through the buffers and send out buffers until the one that's not ready yet.
    pendingBuffer = buffers->second.begin();
    while (pendingBuffer != buffers->second.end()) {
        if (!pendingBuffer->second.ready) {
            // If this buffer is not ready, the following buffers can't be sent.
            break;
        }

        camera3_capture_result_t result = {};
        result.frame_number = pendingBuffer->first;
        result.num_output_buffers = 1;
        result.output_buffers = &pendingBuffer->second.buffer;

        // Send out result with buffer errors.
        mParent->orchestrateResult(&result);

        pendingBuffer = buffers->second.erase(pendingBuffer);
    }
}

void OutputBufferDispatcher::clear(bool clearConfiguredStreams)
{
    std::lock_guard<std::mutex> lock(mLock);

    // Log errors for stale buffers.
    for (auto &buffers : mStreamBuffers) {
        for (auto &buffer : buffers.second) {
            ALOGE("%s: stale buffer: stream %p, frame number %u, ready %d",
                __FUNCTION__, buffers.first, buffer.first, buffer.second.ready);
        }
        buffers.second.clear();
    }

    if (clearConfiguredStreams) {
        mStreamBuffers.clear();
    }
}

}; //end namespace qcamera