Initial libmix commit

Change-Id: I7a0b9afdc83a3274189cef0788c7296a871a3d98
Signed-off-by: Guilhem IMBERTON <guilhem.imberton@intel.com>
diff --git a/videoencoder/VideoEncoderVP8.cpp b/videoencoder/VideoEncoderVP8.cpp
new file mode 100644
index 0000000..d65b385
--- /dev/null
+++ b/videoencoder/VideoEncoderVP8.cpp
@@ -0,0 +1,521 @@
+/*
+* Copyright (c) 2009-2011 Intel Corporation.  All rights reserved.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+#include <string.h>
+#include <stdlib.h>
+#include "VideoEncoderLog.h"
+#include "VideoEncoderVP8.h"
+#include <va/va_tpi.h>
+#include <va/va_enc_vp8.h>
+
+VideoEncoderVP8::VideoEncoderVP8()
+    :VideoEncoderBase() {
+
+        mVideoParamsVP8.profile = 0;
+        mVideoParamsVP8.error_resilient = 0;
+        mVideoParamsVP8.num_token_partitions = 4;
+        mVideoParamsVP8.kf_auto = 0;
+        mVideoParamsVP8.kf_min_dist = 128;
+        mVideoParamsVP8.kf_max_dist = 128;
+        mVideoParamsVP8.min_qp = 0;
+        mVideoParamsVP8.max_qp = 63;
+        mVideoParamsVP8.init_qp = 26;
+        mVideoParamsVP8.rc_undershoot = 100;
+        mVideoParamsVP8.rc_overshoot = 100;
+        mVideoParamsVP8.hrd_buf_size = 1000;
+        mVideoParamsVP8.hrd_buf_initial_fullness = 500;
+        mVideoParamsVP8.hrd_buf_optimal_fullness = 600;
+        mVideoParamsVP8.max_frame_size_ratio = 0;
+
+        mVideoConfigVP8.force_kf = 0;
+        mVideoConfigVP8.refresh_entropy_probs = 0;
+        mVideoConfigVP8.value = 0;
+        mVideoConfigVP8.sharpness_level = 2;
+
+        mVideoConfigVP8ReferenceFrame.no_ref_last = 0;
+        mVideoConfigVP8ReferenceFrame.no_ref_gf = 0;
+        mVideoConfigVP8ReferenceFrame.no_ref_arf = 0;
+        mVideoConfigVP8ReferenceFrame.refresh_last = 1;
+        mVideoConfigVP8ReferenceFrame.refresh_golden_frame = 1;
+        mVideoConfigVP8ReferenceFrame.refresh_alternate_frame = 1;
+
+        mComParams.profile = VAProfileVP8Version0_3;
+}
+
+VideoEncoderVP8::~VideoEncoderVP8() {
+}
+
+Encode_Status VideoEncoderVP8::start() {
+
+    Encode_Status ret = ENCODE_SUCCESS;
+    LOG_V( "Begin\n");
+
+    ret = VideoEncoderBase::start ();
+    CHECK_ENCODE_STATUS_RETURN("VideoEncoderBase::start");
+
+    if (mComParams.rcMode == VA_RC_VCM) {
+        mRenderBitRate = false;
+    }
+
+    LOG_V( "end\n");
+    return ret;
+}
+
+
+Encode_Status VideoEncoderVP8::renderSequenceParams() {
+    Encode_Status ret = ENCODE_SUCCESS;
+    VAStatus vaStatus = VA_STATUS_SUCCESS;
+    VAEncSequenceParameterBufferVP8 vp8SeqParam = VAEncSequenceParameterBufferVP8();
+
+    LOG_V( "Begin\n");
+
+    vp8SeqParam.frame_width = mComParams.resolution.width;
+    vp8SeqParam.frame_height = mComParams.resolution.height;
+    vp8SeqParam.error_resilient = mVideoParamsVP8.error_resilient;
+    vp8SeqParam.kf_auto = mVideoParamsVP8.kf_auto;
+    vp8SeqParam.kf_min_dist = mVideoParamsVP8.kf_min_dist;
+    vp8SeqParam.kf_max_dist = mVideoParamsVP8.kf_max_dist;
+    vp8SeqParam.bits_per_second = mComParams.rcParams.bitRate;
+    memcpy(vp8SeqParam.reference_frames, mAutoRefSurfaces, sizeof(mAutoRefSurfaces) * mAutoReferenceSurfaceNum);
+
+    vaStatus = vaCreateBuffer(
+            mVADisplay, mVAContext,
+            VAEncSequenceParameterBufferType,
+            sizeof(vp8SeqParam),
+            1, &vp8SeqParam,
+            &mSeqParamBuf);
+    CHECK_VA_STATUS_RETURN("vaCreateBuffer");
+
+    vaStatus = vaRenderPicture(mVADisplay, mVAContext, &mSeqParamBuf, 1);
+    CHECK_VA_STATUS_RETURN("vaRenderPicture");
+
+    LOG_V( "End\n");
+	return ret;
+}
+
+Encode_Status VideoEncoderVP8::renderPictureParams(EncodeTask *task) {
+    Encode_Status ret = ENCODE_SUCCESS;
+    VAStatus vaStatus = VA_STATUS_SUCCESS;
+    VAEncPictureParameterBufferVP8 vp8PicParam = VAEncPictureParameterBufferVP8();
+    LOG_V( "Begin\n");
+
+    vp8PicParam.coded_buf = task->coded_buffer;
+    vp8PicParam.pic_flags.value = 0;
+    vp8PicParam.ref_flags.bits.force_kf = mVideoConfigVP8.force_kf; //0;
+    if(!vp8PicParam.ref_flags.bits.force_kf) {
+        vp8PicParam.ref_flags.bits.no_ref_last = mVideoConfigVP8ReferenceFrame.no_ref_last;
+        vp8PicParam.ref_flags.bits.no_ref_arf = mVideoConfigVP8ReferenceFrame.no_ref_arf;
+        vp8PicParam.ref_flags.bits.no_ref_gf = mVideoConfigVP8ReferenceFrame.no_ref_gf;
+    }
+    vp8PicParam.pic_flags.bits.refresh_entropy_probs = 0;
+    vp8PicParam.sharpness_level = 2;
+    vp8PicParam.pic_flags.bits.num_token_partitions = 2;
+    vp8PicParam.pic_flags.bits.refresh_last = mVideoConfigVP8ReferenceFrame.refresh_last;
+    vp8PicParam.pic_flags.bits.refresh_golden_frame = mVideoConfigVP8ReferenceFrame.refresh_golden_frame;
+    vp8PicParam.pic_flags.bits.refresh_alternate_frame = mVideoConfigVP8ReferenceFrame.refresh_alternate_frame;
+
+    vaStatus = vaCreateBuffer(
+            mVADisplay, mVAContext,
+            VAEncPictureParameterBufferType,
+            sizeof(vp8PicParam),
+            1, &vp8PicParam,
+            &mPicParamBuf);
+    CHECK_VA_STATUS_RETURN("vaCreateBuffer");
+
+    vaStatus = vaRenderPicture(mVADisplay, mVAContext, &mPicParamBuf, 1);
+    CHECK_VA_STATUS_RETURN("vaRenderPicture");
+
+    LOG_V( "End\n");
+    return ret;
+}
+
+Encode_Status VideoEncoderVP8::renderRCParams(uint32_t layer_id, bool total_bitrate)
+{
+    VABufferID rc_param_buf;
+    VAStatus vaStatus = VA_STATUS_SUCCESS;
+    VAEncMiscParameterBuffer *misc_param;
+    VAEncMiscParameterRateControl *misc_rate_ctrl;
+
+    vaStatus = vaCreateBuffer(mVADisplay, mVAContext,
+                              VAEncMiscParameterBufferType,
+                              sizeof(VAEncMiscParameterBuffer) + sizeof(VAEncMiscParameterRateControl),
+                              1,NULL,&rc_param_buf);
+    CHECK_VA_STATUS_RETURN("vaCreateBuffer");
+
+    vaMapBuffer(mVADisplay, rc_param_buf,(void **)&misc_param);
+
+    misc_param->type = VAEncMiscParameterTypeRateControl;
+    misc_rate_ctrl = (VAEncMiscParameterRateControl *)misc_param->data;
+    memset(misc_rate_ctrl, 0, sizeof(*misc_rate_ctrl));
+
+    if(total_bitrate)
+        misc_rate_ctrl->bits_per_second = mComParams.rcParams.bitRate;
+    else
+    {
+        misc_rate_ctrl->rc_flags.bits.temporal_id = layer_id;
+        if(mTemporalLayerBitrateFramerate[layer_id].bitRate != 0)
+             misc_rate_ctrl->bits_per_second = mTemporalLayerBitrateFramerate[layer_id].bitRate;
+    }
+
+    misc_rate_ctrl->target_percentage = 100;
+    misc_rate_ctrl->window_size = 1000;
+    misc_rate_ctrl->initial_qp = mVideoParamsVP8.init_qp;
+    misc_rate_ctrl->min_qp = mVideoParamsVP8.min_qp;
+    misc_rate_ctrl->basic_unit_size = 0;
+    misc_rate_ctrl->max_qp = mVideoParamsVP8.max_qp;
+
+    vaUnmapBuffer(mVADisplay, rc_param_buf);
+
+    vaStatus = vaRenderPicture(mVADisplay,mVAContext, &rc_param_buf, 1);
+    CHECK_VA_STATUS_RETURN("vaRenderPicture");;
+    return 0;
+}
+
+Encode_Status VideoEncoderVP8::renderFrameRateParams(uint32_t layer_id, bool total_framerate)
+{
+    VABufferID framerate_param_buf;
+    VAStatus vaStatus = VA_STATUS_SUCCESS;
+    VAEncMiscParameterBuffer *misc_param;
+    VAEncMiscParameterFrameRate * misc_framerate;
+    uint32_t frameRateNum = mComParams.frameRate.frameRateNum;
+    uint32_t frameRateDenom = mComParams.frameRate.frameRateDenom;
+
+    vaStatus = vaCreateBuffer(mVADisplay, mVAContext,
+                              VAEncMiscParameterBufferType,
+                              sizeof(VAEncMiscParameterBuffer) + sizeof(VAEncMiscParameterFrameRate),
+                              1,NULL,&framerate_param_buf);
+    CHECK_VA_STATUS_RETURN("vaCreateBuffer");
+
+    vaMapBuffer(mVADisplay, framerate_param_buf,(void **)&misc_param);
+    misc_param->type = VAEncMiscParameterTypeFrameRate;
+    misc_framerate = (VAEncMiscParameterFrameRate *)misc_param->data;
+    memset(misc_framerate, 0, sizeof(*misc_framerate));
+
+    if(total_framerate)
+        misc_framerate->framerate = (unsigned int) (frameRateNum + frameRateDenom /2) / frameRateDenom;
+    else
+    {
+        misc_framerate->framerate_flags.bits.temporal_id = layer_id;
+        if(mTemporalLayerBitrateFramerate[layer_id].frameRate != 0)
+            misc_framerate->framerate = mTemporalLayerBitrateFramerate[layer_id].frameRate;
+    }
+
+    vaUnmapBuffer(mVADisplay, framerate_param_buf);
+
+    vaStatus = vaRenderPicture(mVADisplay,mVAContext, &framerate_param_buf, 1);
+    CHECK_VA_STATUS_RETURN("vaRenderPicture");;
+
+    return 0;
+}
+
+Encode_Status VideoEncoderVP8::renderHRDParams(void)
+{
+    VABufferID hrd_param_buf;
+    VAStatus vaStatus = VA_STATUS_SUCCESS;
+    VAEncMiscParameterBuffer *misc_param;
+    VAEncMiscParameterHRD * misc_hrd;
+    vaStatus = vaCreateBuffer(mVADisplay, mVAContext,
+                              VAEncMiscParameterBufferType,
+                              sizeof(VAEncMiscParameterBuffer) + sizeof(VAEncMiscParameterHRD),
+                              1,NULL,&hrd_param_buf);
+    CHECK_VA_STATUS_RETURN("vaCreateBuffer");
+
+    vaMapBuffer(mVADisplay, hrd_param_buf,(void **)&misc_param);
+    misc_param->type = VAEncMiscParameterTypeHRD;
+    misc_hrd = (VAEncMiscParameterHRD *)misc_param->data;
+    memset(misc_hrd, 0, sizeof(*misc_hrd));
+    misc_hrd->buffer_size = 1000;
+    misc_hrd->initial_buffer_fullness = 500;
+    misc_hrd->optimal_buffer_fullness = 600;
+    vaUnmapBuffer(mVADisplay, hrd_param_buf);
+
+    vaStatus = vaRenderPicture(mVADisplay,mVAContext, &hrd_param_buf, 1);
+    CHECK_VA_STATUS_RETURN("vaRenderPicture");;
+
+    return 0;
+}
+
+Encode_Status VideoEncoderVP8::renderMaxFrameSizeParams(void)
+{
+    VABufferID max_frame_size_param_buf;
+    VAStatus vaStatus = VA_STATUS_SUCCESS;
+    VAEncMiscParameterBuffer *misc_param;
+    VAEncMiscParameterBufferMaxFrameSize * misc_maxframesize;
+    unsigned int frameRateNum = mComParams.frameRate.frameRateNum;
+    unsigned int frameRateDenom = mComParams.frameRate.frameRateDenom;
+    unsigned int frameRate = (unsigned int)(frameRateNum + frameRateDenom /2);
+    unsigned int bitRate = mComParams.rcParams.bitRate;
+
+    vaStatus = vaCreateBuffer(mVADisplay, mVAContext,
+                              VAEncMiscParameterBufferType,
+                              sizeof(VAEncMiscParameterBuffer) + sizeof(VAEncMiscParameterHRD),
+                              1,NULL,&max_frame_size_param_buf);
+    CHECK_VA_STATUS_RETURN("vaCreateBuffer");
+
+    vaMapBuffer(mVADisplay, max_frame_size_param_buf,(void **)&misc_param);
+    misc_param->type = VAEncMiscParameterTypeMaxFrameSize;
+    misc_maxframesize = (VAEncMiscParameterBufferMaxFrameSize *)misc_param->data;
+    memset(misc_maxframesize, 0, sizeof(*misc_maxframesize));
+    misc_maxframesize->max_frame_size = (unsigned int)((bitRate/frameRate) * mVideoParamsVP8.max_frame_size_ratio);
+    vaUnmapBuffer(mVADisplay, max_frame_size_param_buf);
+
+    vaStatus = vaRenderPicture(mVADisplay,mVAContext, &max_frame_size_param_buf, 1);
+    CHECK_VA_STATUS_RETURN("vaRenderPicture");;
+
+    return 0;
+}
+
+Encode_Status VideoEncoderVP8::renderLayerStructureParam(void)
+{
+    VABufferID layer_struc_buf;
+    VAStatus vaStatus = VA_STATUS_SUCCESS;
+    VAEncMiscParameterBuffer *misc_param;
+    VAEncMiscParameterTemporalLayerStructure *misc_layer_struc;
+    uint32_t i;
+
+    vaStatus = vaCreateBuffer(mVADisplay, mVAContext,
+		               VAEncMiscParameterBufferType,
+			       sizeof(VAEncMiscParameterBuffer) + sizeof(VAEncMiscParameterTemporalLayerStructure),
+			       1, NULL, &layer_struc_buf);
+
+    CHECK_VA_STATUS_RETURN("vaCreateBuffer");
+    vaMapBuffer(mVADisplay, layer_struc_buf, (void **)&misc_param);
+    misc_param->type = VAEncMiscParameterTypeTemporalLayerStructure;
+    misc_layer_struc = (VAEncMiscParameterTemporalLayerStructure *)misc_param->data;
+    memset(misc_layer_struc, 0, sizeof(*misc_layer_struc));
+
+    misc_layer_struc->number_of_layers = mComParams.numberOfLayer;
+    misc_layer_struc->periodicity = mComParams.nPeriodicity;
+    LOGE("renderLayerStructureParam misc_layer_struc->number_of_layers is %d",misc_layer_struc->number_of_layers);
+
+    for(i=0;i<mComParams.nPeriodicity;i++)
+    {
+        misc_layer_struc->layer_id[i] = mComParams.nLayerID[i];
+    }
+
+    vaUnmapBuffer(mVADisplay, layer_struc_buf);
+
+    vaStatus = vaRenderPicture(mVADisplay, mVAContext, &layer_struc_buf, 1);
+    CHECK_VA_STATUS_RETURN("vaRenderPicture");;
+
+    return 0;
+}
+
+
+Encode_Status VideoEncoderVP8::sendEncodeCommand(EncodeTask *task) {
+
+    Encode_Status ret = ENCODE_SUCCESS;
+    uint32_t i;
+
+    if (mFrameNum == 0) {
+        ret = renderSequenceParams();
+        ret = renderFrameRateParams(0,true);
+        ret = renderRCParams(0,true);
+        ret = renderHRDParams();
+        ret = renderMaxFrameSizeParams();
+        if(mRenderMultiTemporal)
+        {
+            ret = renderLayerStructureParam();
+            mRenderMultiTemporal = false;
+
+        }
+
+        if(mComParams.numberOfLayer > 1)
+            for(i=0;i<mComParams.numberOfLayer;i++)
+            {
+                ret = renderFrameRateParams(i, false);
+                ret = renderRCParams(i, false);
+            }
+
+        CHECK_ENCODE_STATUS_RETURN("renderSequenceParams");
+    }
+
+    if (mRenderBitRate){
+        ret = renderRCParams(0,true);
+        CHECK_ENCODE_STATUS_RETURN("renderRCParams");
+
+        mRenderBitRate = false;
+    }
+
+    if (mRenderFrameRate) {
+        ret = renderFrameRateParams(0,true);
+        CHECK_ENCODE_STATUS_RETURN("renderFrameRateParams");
+
+        mRenderFrameRate = false;
+    }
+
+    if (mRenderMaxFrameSize) {
+        ret = renderMaxFrameSizeParams();
+        CHECK_ENCODE_STATUS_RETURN("renderMaxFrameSizeParams");
+
+        mRenderMaxFrameSize = false;
+    }
+
+    ret = renderPictureParams(task);
+    CHECK_ENCODE_STATUS_RETURN("renderPictureParams");
+
+    if(mForceKFrame) {
+        mVideoConfigVP8.force_kf = 0;//rest it as default value
+        mForceKFrame = false;
+    }
+
+    LOG_V( "End\n");
+    return ret;
+}
+
+
+Encode_Status VideoEncoderVP8::derivedSetParams(VideoParamConfigSet *videoEncParams) {
+
+	CHECK_NULL_RETURN_IFFAIL(videoEncParams);
+	VideoParamsVP8 *encParamsVP8 = reinterpret_cast <VideoParamsVP8*> (videoEncParams);
+
+	if (encParamsVP8->size != sizeof(VideoParamsVP8)) {
+		return ENCODE_INVALID_PARAMS;
+	}
+
+	mVideoParamsVP8 = *encParamsVP8;
+	return ENCODE_SUCCESS;
+}
+
+Encode_Status VideoEncoderVP8::derivedGetParams(VideoParamConfigSet *videoEncParams) {
+
+	CHECK_NULL_RETURN_IFFAIL(videoEncParams);
+	VideoParamsVP8 *encParamsVP8 = reinterpret_cast <VideoParamsVP8*> (videoEncParams);
+
+	if (encParamsVP8->size != sizeof(VideoParamsVP8)) {
+	       return ENCODE_INVALID_PARAMS;
+        }
+
+        *encParamsVP8 = mVideoParamsVP8;
+        return ENCODE_SUCCESS;
+}
+
+Encode_Status VideoEncoderVP8::derivedGetConfig(VideoParamConfigSet *videoEncConfig) {
+
+		int layer_id;
+        CHECK_NULL_RETURN_IFFAIL(videoEncConfig);
+
+        switch (videoEncConfig->type)
+        {
+                case VideoConfigTypeVP8:{
+                        VideoConfigVP8 *encConfigVP8 =
+                                reinterpret_cast<VideoConfigVP8*> (videoEncConfig);
+
+                        if (encConfigVP8->size != sizeof(VideoConfigVP8)) {
+                                return ENCODE_INVALID_PARAMS;
+                        }
+
+                        *encConfigVP8 = mVideoConfigVP8;
+                }
+                break;
+
+                case VideoConfigTypeVP8ReferenceFrame:{
+
+                        VideoConfigVP8ReferenceFrame *encConfigVP8ReferenceFrame =
+                                reinterpret_cast<VideoConfigVP8ReferenceFrame*> (videoEncConfig);
+
+                        if (encConfigVP8ReferenceFrame->size != sizeof(VideoConfigVP8ReferenceFrame)) {
+                                return ENCODE_INVALID_PARAMS;
+                        }
+
+                        *encConfigVP8ReferenceFrame = mVideoConfigVP8ReferenceFrame;
+
+                }
+                break;
+
+                case VideoConfigTypeVP8MaxFrameSizeRatio :{
+
+                        VideoConfigVP8MaxFrameSizeRatio *encConfigVP8MaxFrameSizeRatio =
+                                reinterpret_cast<VideoConfigVP8MaxFrameSizeRatio*> (videoEncConfig);
+
+                        if (encConfigVP8MaxFrameSizeRatio->size != sizeof(VideoConfigVP8MaxFrameSizeRatio)) {
+                                return ENCODE_INVALID_PARAMS;
+                        }
+
+                        encConfigVP8MaxFrameSizeRatio->max_frame_size_ratio = mVideoParamsVP8.max_frame_size_ratio;
+                }
+                break;
+
+                default: {
+                   LOG_E ("Invalid Config Type");
+                   break;
+                }
+       }
+
+       return ENCODE_SUCCESS;
+}
+
+Encode_Status VideoEncoderVP8::derivedSetConfig(VideoParamConfigSet *videoEncConfig) {
+
+        int layer_id;
+        CHECK_NULL_RETURN_IFFAIL(videoEncConfig);
+
+        switch (videoEncConfig->type)
+        {
+                case VideoConfigTypeVP8:{
+                        VideoConfigVP8 *encConfigVP8 =
+                                reinterpret_cast<VideoConfigVP8*> (videoEncConfig);
+
+                        if (encConfigVP8->size != sizeof(VideoConfigVP8)) {
+                                return ENCODE_INVALID_PARAMS;
+                        }
+
+                        mVideoConfigVP8 = *encConfigVP8;
+                }
+                break;
+
+                case VideoConfigTypeVP8ReferenceFrame:{
+                        VideoConfigVP8ReferenceFrame *encConfigVP8ReferenceFrame =
+                                reinterpret_cast<VideoConfigVP8ReferenceFrame*> (videoEncConfig);
+
+                        if (encConfigVP8ReferenceFrame->size != sizeof(VideoConfigVP8ReferenceFrame)) {
+                                return ENCODE_INVALID_PARAMS;
+                        }
+
+                        mVideoConfigVP8ReferenceFrame = *encConfigVP8ReferenceFrame;
+
+                }
+                break;
+
+                case VideoConfigTypeVP8MaxFrameSizeRatio:{
+                        VideoConfigVP8MaxFrameSizeRatio *encConfigVP8MaxFrameSizeRatio =
+                                reinterpret_cast<VideoConfigVP8MaxFrameSizeRatio*> (videoEncConfig);
+
+                        if (encConfigVP8MaxFrameSizeRatio->size != sizeof(VideoConfigVP8MaxFrameSizeRatio)) {
+                                return ENCODE_INVALID_PARAMS;
+                        }
+
+                        mVideoParamsVP8.max_frame_size_ratio = encConfigVP8MaxFrameSizeRatio->max_frame_size_ratio;
+                        mRenderMaxFrameSize = true;
+		}
+                break;
+
+                case VideoConfigTypeIDRRequest:{
+                        VideoParamConfigSet *encConfigVP8KFrameRequest =
+                                reinterpret_cast<VideoParamConfigSet*> (videoEncConfig);
+
+                        mVideoConfigVP8.force_kf = 1;
+                        mForceKFrame = true;
+                 }
+                 break;
+
+                default: {
+            LOG_E ("Invalid Config Type");
+            break;
+                }
+        }
+        return ENCODE_SUCCESS;
+}