Jiyoung Shin | 9426c42 | 2012-04-02 16:22:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | ** |
| 3 | ** Copyright 2008, The Android Open Source Project |
| 4 | ** Copyright 2010, Samsung Electronics Co. LTD |
| 5 | ** |
| 6 | ** Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | ** you may not use this file except in compliance with the License. |
| 8 | ** You may obtain a copy of the License at |
| 9 | ** |
| 10 | ** http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | ** |
| 12 | ** Unless required by applicable law or agreed to in writing, software |
| 13 | ** distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | ** See the License for the specific language governing permissions and |
| 16 | ** limitations under the License. |
| 17 | */ |
| 18 | |
| 19 | /*! |
| 20 | * \file ExynosCameraHWInterface.h |
| 21 | * \brief hearder file for Android Camera HAL |
| 22 | * \author thun.hwang(thun.hwang@samsung.com) |
| 23 | * \date 2010/06/03 |
| 24 | * |
| 25 | * <b>Revision History: </b> |
| 26 | * - 2011/12/31 : thun.hwang(thun.hwang@samsung.com) \n |
| 27 | * Initial version |
| 28 | * |
| 29 | * - 2012/03/14 : sangwoo.park(sw5771.park@samsung.com) \n |
| 30 | * Change file, class name to ExynosXXX. |
| 31 | * |
| 32 | */ |
| 33 | |
| 34 | #ifndef EXYNOS_CAMERA_HW_INTERFACE_H |
| 35 | |
| 36 | #include <utils/threads.h> |
| 37 | #include <utils/RefBase.h> |
| 38 | #include <binder/MemoryBase.h> |
| 39 | #include <binder/MemoryHeapBase.h> |
Jiyoung Shin | 9426c42 | 2012-04-02 16:22:36 -0700 | [diff] [blame] | 40 | #include <hardware/camera.h> |
| 41 | #include <hardware/gralloc.h> |
| 42 | #include <camera/Camera.h> |
| 43 | #include <camera/CameraParameters.h> |
Dima Zavin | f4979f5 | 2012-05-01 21:49:24 -0700 | [diff] [blame] | 44 | #include <media/hardware/MetadataBufferType.h> |
Jiyoung Shin | 9426c42 | 2012-04-02 16:22:36 -0700 | [diff] [blame] | 45 | |
| 46 | #include "gralloc_priv.h" |
| 47 | |
| 48 | #include "exynos_format.h" |
| 49 | #include "csc.h" |
| 50 | #include "ExynosCamera.h" |
| 51 | |
| 52 | #include <fcntl.h> |
| 53 | #include <sys/mman.h> |
| 54 | |
| 55 | #define USE_EGL (1) |
| 56 | |
| 57 | #define NUM_OF_PREVIEW_BUF (8) |
| 58 | #define NUM_OF_VIDEO_BUF (8) |
| 59 | #define NUM_OF_PICTURE_BUF (6) |
| 60 | #define NUM_OF_WAITING_PUT_PICTURE_BUF (1) |
| 61 | |
| 62 | #define NUM_OF_DETECTED_FACES (32) |
| 63 | |
| 64 | namespace android { |
| 65 | |
| 66 | class ExynosCameraHWInterface : public virtual RefBase { |
| 67 | public: |
| 68 | ExynosCameraHWInterface(int cameraId, camera_device_t *dev); |
| 69 | virtual ~ExynosCameraHWInterface(); |
| 70 | |
| 71 | virtual status_t setPreviewWindow(preview_stream_ops *w); |
| 72 | virtual void setCallbacks(camera_notify_callback notify_cb, |
| 73 | camera_data_callback data_cb, |
| 74 | camera_data_timestamp_callback data_cb_timestamp, |
| 75 | camera_request_memory get_memory, |
| 76 | void *user); |
| 77 | |
| 78 | virtual void enableMsgType(int32_t msgType); |
| 79 | virtual void disableMsgType(int32_t msgType); |
| 80 | virtual bool msgTypeEnabled(int32_t msgType); |
| 81 | |
| 82 | virtual status_t startPreview(); |
| 83 | virtual void stopPreview(); |
| 84 | virtual bool previewEnabled(); |
| 85 | |
| 86 | virtual status_t storeMetaDataInBuffers(bool enable); |
| 87 | |
| 88 | virtual status_t startRecording(); |
| 89 | virtual void stopRecording(); |
| 90 | virtual bool recordingEnabled(); |
| 91 | virtual void releaseRecordingFrame(const void *opaque); |
| 92 | |
| 93 | virtual status_t autoFocus(); |
| 94 | virtual status_t cancelAutoFocus(); |
| 95 | |
| 96 | virtual status_t takePicture(); |
| 97 | virtual status_t cancelPicture(); |
| 98 | |
| 99 | virtual status_t setParameters(const CameraParameters& params); |
| 100 | virtual CameraParameters getParameters() const; |
| 101 | virtual status_t sendCommand(int32_t command, int32_t arg1, int32_t arg2); |
| 102 | |
| 103 | virtual void release(); |
| 104 | |
| 105 | virtual status_t dump(int fd) const; |
| 106 | |
| 107 | inline int getCameraId() const; |
| 108 | |
| 109 | private: |
| 110 | class PreviewThread : public Thread { |
| 111 | ExynosCameraHWInterface *mHardware; |
| 112 | public: |
| 113 | PreviewThread(ExynosCameraHWInterface *hw): |
| 114 | Thread(false), |
| 115 | mHardware(hw) { } |
| 116 | virtual void onFirstRef() { |
| 117 | //run("CameraPreviewThread", PRIORITY_URGENT_DISPLAY); |
| 118 | run("CameraPreviewThread", PRIORITY_DEFAULT); |
| 119 | } |
| 120 | virtual bool threadLoop() { |
| 121 | mHardware->m_previewThreadFuncWrapper(); |
| 122 | return false; |
| 123 | } |
| 124 | }; |
| 125 | |
| 126 | class VideoThread : public Thread { |
| 127 | ExynosCameraHWInterface *mHardware; |
| 128 | public: |
| 129 | VideoThread(ExynosCameraHWInterface *hw): |
| 130 | Thread(false), |
| 131 | mHardware(hw) { } |
| 132 | virtual void onFirstRef() { |
| 133 | run("CameraVideoThread", PRIORITY_DEFAULT); |
| 134 | } |
| 135 | virtual bool threadLoop() { |
| 136 | mHardware->m_videoThreadFuncWrapper(); |
| 137 | return false; |
| 138 | } |
| 139 | }; |
| 140 | |
| 141 | class PictureThread : public Thread { |
| 142 | ExynosCameraHWInterface *mHardware; |
| 143 | public: |
| 144 | PictureThread(ExynosCameraHWInterface *hw): |
| 145 | Thread(false), |
| 146 | mHardware(hw) { } |
| 147 | virtual bool threadLoop() { |
| 148 | mHardware->m_pictureThreadFunc(); |
| 149 | return false; |
| 150 | } |
| 151 | }; |
| 152 | |
| 153 | class AutoFocusThread : public Thread { |
| 154 | ExynosCameraHWInterface *mHardware; |
| 155 | public: |
| 156 | AutoFocusThread(ExynosCameraHWInterface *hw): Thread(false), mHardware(hw) { } |
| 157 | virtual void onFirstRef() { |
| 158 | run("CameraAutoFocusThread", PRIORITY_DEFAULT); |
| 159 | } |
| 160 | virtual bool threadLoop() { |
| 161 | mHardware->m_autoFocusThreadFunc(); |
| 162 | return true; |
| 163 | } |
| 164 | }; |
| 165 | |
| 166 | private: |
| 167 | void m_initDefaultParameters(int cameraId); |
| 168 | |
| 169 | bool m_startPreviewInternal(void); |
| 170 | void m_stopPreviewInternal(void); |
| 171 | |
| 172 | bool m_previewThreadFuncWrapper(void); |
| 173 | bool m_previewThreadFunc(void); |
| 174 | bool m_videoThreadFuncWrapper(void); |
| 175 | bool m_videoThreadFunc(void); |
| 176 | bool m_autoFocusThreadFunc(void); |
| 177 | |
| 178 | bool m_startPictureInternal(void); |
| 179 | bool m_stopPictureInternal(void); |
| 180 | bool m_pictureThreadFunc(void); |
| 181 | |
| 182 | int m_saveJpeg(unsigned char *real_jpeg, int jpeg_size); |
| 183 | void m_savePostView(const char *fname, uint8_t *buf, |
| 184 | uint32_t size); |
| 185 | int m_decodeInterleaveData(unsigned char *pInterleaveData, |
| 186 | int interleaveDataSize, |
| 187 | int yuvWidth, |
| 188 | int yuvHeight, |
| 189 | int *pJpegSize, |
| 190 | void *pJpegData, |
| 191 | void *pYuvData); |
| 192 | bool m_YUY2toNV21(void *srcBuf, void *dstBuf, uint32_t srcWidth, uint32_t srcHeight); |
| 193 | bool m_scaleDownYuv422(char *srcBuf, uint32_t srcWidth, |
| 194 | uint32_t srcHight, char *dstBuf, |
| 195 | uint32_t dstWidth, uint32_t dstHight); |
| 196 | |
| 197 | bool m_checkVideoStartMarker(unsigned char *pBuf); |
| 198 | bool m_checkEOIMarker(unsigned char *pBuf); |
| 199 | bool m_findEOIMarkerInJPEG(unsigned char *pBuf, |
| 200 | int dwBufSize, int *pnJPEGsize); |
| 201 | bool m_splitFrame(unsigned char *pFrame, int dwSize, |
| 202 | int dwJPEGLineLength, int dwVideoLineLength, |
| 203 | int dwVideoHeight, void *pJPEG, |
| 204 | int *pdwJPEGSize, void *pVideo, |
| 205 | int *pdwVideoSize); |
| 206 | void m_setSkipFrame(int frame); |
| 207 | bool m_isSupportedPreviewSize(const int width, const int height) const; |
| 208 | |
| 209 | void m_getAlignedYUVSize(int colorFormat, int w, int h, ExynosBuffer *buf); |
| 210 | |
| 211 | bool m_getResolutionList(String8 & string8Buf, char * strBuf, int w, int h); |
| 212 | |
| 213 | bool m_getZoomRatioList(String8 & string8Buf, char * strBuf, int maxZoom, int start, int end); |
| 214 | |
| 215 | int m_bracketsStr2Ints(char *str, int num, ExynosRect2 *rect2s, int *weights); |
| 216 | bool m_subBracketsStr2Ints(int num, char *str, int *arr); |
| 217 | bool m_getRatioSize(int src_w, int src_h, |
| 218 | int dst_w, int dst_h, |
| 219 | int *crop_x, int *crop_y, |
| 220 | int *crop_w, int *crop_h, |
| 221 | int zoom); |
| 222 | int m_calibratePosition(int w, int new_w, int x); |
| 223 | #ifdef LOG_NDEBUG |
| 224 | bool m_fileDump(char *filename, void *srcBuf, uint32_t size); |
| 225 | #endif |
| 226 | |
| 227 | private: |
| 228 | sp<PreviewThread> m_previewThread; |
| 229 | sp<VideoThread> m_videoThread; |
| 230 | sp<AutoFocusThread> m_autoFocusThread; |
| 231 | sp<PictureThread> m_pictureThread; |
| 232 | |
| 233 | /* used by auto focus thread to block until it's told to run */ |
| 234 | mutable Mutex m_focusLock; |
| 235 | mutable Condition m_focusCondition; |
| 236 | bool m_exitAutoFocusThread; |
| 237 | |
| 238 | /* used by preview thread to block until it's told to run */ |
| 239 | mutable Mutex m_previewLock; |
| 240 | mutable Condition m_previewCondition; |
| 241 | mutable Condition m_previewStoppedCondition; |
| 242 | bool m_previewRunning; |
| 243 | bool m_exitPreviewThread; |
| 244 | bool m_previewStartDeferred; |
| 245 | |
| 246 | mutable Mutex m_videoLock; |
| 247 | mutable Condition m_videoCondition; |
| 248 | mutable Condition m_videoStoppedCondition; |
| 249 | bool m_videoRunning; |
| 250 | bool m_videoStart; |
| 251 | bool m_exitVideoThread; |
| 252 | bool m_recordingHint; |
| 253 | |
| 254 | void *m_grallocVirtAddr[NUM_OF_PREVIEW_BUF]; |
| 255 | int m_matchedGrallocIndex[NUM_OF_PREVIEW_BUF]; |
| 256 | ExynosBuffer m_pictureBuf; |
| 257 | ExynosBuffer copy_previewBuf; |
| 258 | |
| 259 | struct ExynosBufferQueue { |
| 260 | ExynosBuffer buf; |
| 261 | ExynosBufferQueue *next; |
| 262 | }; |
| 263 | |
| 264 | ExynosBufferQueue *m_oldPictureBufQueueHead; |
| 265 | ExynosBufferQueue m_oldPictureBufQueue[NUM_OF_PICTURE_BUF]; |
| 266 | mutable Mutex m_pictureLock; |
| 267 | mutable Condition m_pictureCondition; |
| 268 | bool m_pictureRunning; |
| 269 | bool m_captureInProgress; |
| 270 | int m_numOfAvaliblePictureBuf; |
| 271 | |
| 272 | ExynosRect m_orgPreviewRect; |
| 273 | ExynosRect m_orgPictureRect; |
| 274 | ExynosRect m_orgVideoRect; |
| 275 | |
| 276 | void *m_exynosPreviewCSC; |
| 277 | void *m_exynosPictureCSC; |
| 278 | void *m_exynosVideoCSC; |
| 279 | |
| 280 | preview_stream_ops *m_previewWindow; |
| 281 | |
| 282 | /* used to guard threading state */ |
| 283 | mutable Mutex m_stateLock; |
| 284 | |
| 285 | CameraParameters m_params; |
| 286 | CameraParameters m_internalParams; |
| 287 | |
| 288 | camera_memory_t *m_previewHeap[NUM_OF_PREVIEW_BUF]; |
| 289 | buffer_handle_t *m_previewBufHandle[NUM_OF_PREVIEW_BUF]; |
| 290 | int m_previewStride[NUM_OF_PREVIEW_BUF]; |
| 291 | bool m_avaliblePreviewBufHandle[NUM_OF_PREVIEW_BUF]; |
| 292 | bool m_flagGrallocLocked[NUM_OF_PREVIEW_BUF]; |
| 293 | int m_minUndequeuedBufs; |
| 294 | int m_numOfAvailableVideoBuf; |
| 295 | int m_cntVideoBuf; |
| 296 | |
| 297 | camera_memory_t *m_videoHeap[NUM_OF_VIDEO_BUF]; |
| 298 | camera_memory_t *m_resizedVideoHeap[NUM_OF_VIDEO_BUF]; |
| 299 | camera_memory_t *m_pictureHeap[NUM_OF_PICTURE_BUF]; |
Rebecca Schultz Zavin | 471812b | 2012-05-15 16:49:56 -0700 | [diff] [blame] | 300 | int m_pictureFds[NUM_OF_PICTURE_BUF][3]; |
Jiyoung Shin | 9426c42 | 2012-04-02 16:22:36 -0700 | [diff] [blame] | 301 | camera_memory_t *m_rawHeap; |
Rebecca Schultz Zavin | 471812b | 2012-05-15 16:49:56 -0700 | [diff] [blame] | 302 | int m_ion_client; |
Jiyoung Shin | 9426c42 | 2012-04-02 16:22:36 -0700 | [diff] [blame] | 303 | |
| 304 | camera_frame_metadata_t m_frameMetadata; |
| 305 | camera_face_t m_faces[NUM_OF_DETECTED_FACES]; |
| 306 | bool m_faceDetected; |
| 307 | |
| 308 | ExynosCamera *m_secCamera; |
| 309 | |
| 310 | mutable Mutex m_skipFrameLock; |
| 311 | int m_skipFrame; |
| 312 | |
| 313 | camera_notify_callback m_notifyCb; |
| 314 | camera_data_callback m_dataCb; |
| 315 | camera_data_timestamp_callback m_dataCbTimestamp; |
| 316 | camera_request_memory m_getMemoryCb; |
| 317 | void *m_callbackCookie; |
| 318 | |
| 319 | int32_t m_msgEnabled; |
| 320 | |
| 321 | Vector<Size> m_supportedPreviewSizes; |
| 322 | |
| 323 | camera_device_t *m_halDevice; |
| 324 | static gralloc_module_t const* m_grallocHal; |
| 325 | }; |
| 326 | |
| 327 | }; // namespace android |
| 328 | |
| 329 | #endif |