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      1 /* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
      2  *
      3  * Redistribution and use in source and binary forms, with or without
      4  * modification, are permitted provided that the following conditions are
      5  * met:
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      7  *       notice, this list of conditions and the following disclaimer.
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      9  *       copyright notice, this list of conditions and the following
     10  *       disclaimer in the documentation and/or other materials provided
     11  *       with the distribution.
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     13  *       contributors may be used to endorse or promote products derived
     14  *       from this software without specific prior written permission.
     15  *
     16  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
     17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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     25  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
     26  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  *
     28  */
     29 
     30 #ifndef __QCAMERA3_CHANNEL_H__
     31 #define __QCAMERA3_CHANNEL_H__
     32 
     33 // System dependencies
     34 #include <utils/List.h>
     35 #include <utils/Mutex.h>
     36 #include <utils/Vector.h>
     37 #include "gralloc_priv.h"
     38 
     39 // Camera dependencies
     40 #include "cam_intf.h"
     41 #include "cam_types.h"
     42 #include "camera3.h"
     43 #include "QCamera3HALHeader.h"
     44 #include "QCamera3Mem.h"
     45 #include "QCamera3PostProc.h"
     46 #include "QCamera3Stream.h"
     47 #include "QCamera3StreamMem.h"
     48 
     49 extern "C" {
     50 #include "mm_camera_interface.h"
     51 #include "mm_jpeg_interface.h"
     52 }
     53 
     54 using namespace android;
     55 
     56 #define MIN_STREAMING_BUFFER_NUM 7+11
     57 
     58 #define QCAMERA_DUMP_FRM_PREVIEW          1
     59 #define QCAMERA_DUMP_FRM_VIDEO            (1<<1)
     60 #define QCAMERA_DUMP_FRM_SNAPSHOT         (1<<2)
     61 #define QCAMERA_DUMP_FRM_CALLBACK         (1<<3)
     62 #define QCAMERA_DUMP_FRM_INPUT_REPROCESS  (1<<6)
     63 
     64 typedef int64_t nsecs_t;
     65 
     66 namespace qcamera {
     67 
     68 typedef void (*channel_cb_routine)(mm_camera_super_buf_t *metadata,
     69                                 camera3_stream_buffer_t *buffer,
     70                                 uint32_t frame_number, bool isInputBuffer,
     71                                 void *userdata);
     72 
     73 typedef void (*channel_cb_buffer_err)(QCamera3Channel* ch, uint32_t frameNumber,
     74                                 camera3_buffer_status_t err,
     75                                 void *userdata);
     76 
     77 class QCamera3Channel
     78 {
     79 public:
     80     QCamera3Channel(uint32_t cam_handle,
     81                    uint32_t channel_handle,
     82                    mm_camera_ops_t *cam_ops,
     83                    channel_cb_routine cb_routine,
     84                    channel_cb_buffer_err cb_buf_err,
     85                    cam_padding_info_t *paddingInfo,
     86                    cam_feature_mask_t postprocess_mask,
     87                    void *userData, uint32_t numBuffers);
     88     virtual ~QCamera3Channel();
     89 
     90     virtual int32_t start();
     91     virtual int32_t stop();
     92     virtual int32_t setBatchSize(uint32_t);
     93     virtual int32_t queueBatchBuf();
     94     virtual int32_t setPerFrameMapUnmap(bool enable);
     95     int32_t bufDone(mm_camera_super_buf_t *recvd_frame);
     96     int32_t setBundleInfo(const cam_bundle_config_t &bundleInfo);
     97 
     98     virtual uint32_t getStreamTypeMask();
     99     uint32_t getStreamID(uint32_t streamMask);
    100     void destroy();
    101     virtual int32_t initialize(cam_is_type_t isType) = 0;
    102     virtual int32_t request(buffer_handle_t * /*buffer*/,
    103                 uint32_t /*frameNumber*/,
    104                 int &/*indexUsed*/){ return 0;};
    105     virtual int32_t request(buffer_handle_t * /*buffer*/,
    106                 uint32_t /*frameNumber*/,
    107                 camera3_stream_buffer_t* /*pInputBuffer*/,
    108                 metadata_buffer_t* /*metadata*/,
    109                 int & /*indexUsed*/){ return 0;};
    110     virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame,
    111                             QCamera3Stream *stream) = 0;
    112 
    113     virtual int32_t registerBuffer(buffer_handle_t *buffer, cam_is_type_t isType) = 0;
    114     virtual QCamera3StreamMem *getStreamBufs(uint32_t len) = 0;
    115     virtual void putStreamBufs() = 0;
    116     virtual int32_t flush();
    117 
    118     QCamera3Stream *getStreamByHandle(uint32_t streamHandle);
    119     uint32_t getMyHandle() const {return m_handle;};
    120     uint32_t getNumOfStreams() const {return m_numStreams;};
    121     uint32_t getNumBuffers() const {return mNumBuffers;};
    122     QCamera3Stream *getStreamByIndex(uint32_t index);
    123 
    124     static void streamCbRoutine(mm_camera_super_buf_t *super_frame,
    125                 QCamera3Stream *stream, void *userdata);
    126     void dumpYUV(mm_camera_buf_def_t *frame, cam_dimension_t dim,
    127             cam_frame_len_offset_t offset, uint8_t name);
    128     bool isUBWCEnabled();
    129     cam_format_t getStreamDefaultFormat(cam_stream_type_t type,
    130             uint32_t width, uint32_t height);
    131     virtual int32_t timeoutFrame(__unused uint32_t frameNumber) = 0;
    132 
    133     void *mUserData;
    134     cam_padding_info_t mPaddingInfo;
    135     QCamera3Stream *mStreams[MAX_STREAM_NUM_IN_BUNDLE];
    136     uint32_t m_numStreams;
    137 protected:
    138 
    139     int32_t addStream(cam_stream_type_t streamType,
    140                       cam_format_t streamFormat,
    141                       cam_dimension_t streamDim,
    142                       cam_rotation_t streamRotation,
    143                       uint8_t minStreamBufnum,
    144                       cam_feature_mask_t postprocessMask,
    145                       cam_is_type_t isType,
    146                       uint32_t batchSize = 0);
    147 
    148     int32_t allocateStreamInfoBuf(camera3_stream_t *stream);
    149 
    150     uint32_t m_camHandle;
    151     mm_camera_ops_t *m_camOps;
    152     bool m_bIsActive;
    153 
    154     uint32_t m_handle;
    155 
    156 
    157     mm_camera_buf_notify_t mDataCB;
    158 
    159 
    160     QCamera3HeapMemory *mStreamInfoBuf;
    161     channel_cb_routine mChannelCB;
    162     channel_cb_buffer_err mChannelCbBufErr;
    163     //cam_padding_info_t *mPaddingInfo;
    164     cam_feature_mask_t mPostProcMask;
    165     uint32_t mYUVDump;
    166     cam_is_type_t mIsType;
    167     uint32_t mNumBuffers;
    168     /* Enable unmapping of buffer before issuing buffer callback. Default value
    169      * for this flag is true and is selectively set to false for the usecases
    170      * such as HFR to avoid any performance hit due to mapping/unmapping */
    171     bool    mPerFrameMapUnmapEnable;
    172     uint32_t mFrmNum;
    173     uint32_t mDumpFrmCnt;
    174     uint32_t mSkipMode;
    175     uint32_t mDumpSkipCnt;
    176 };
    177 
    178 /* QCamera3ProcessingChannel is used to handle all streams that are directly
    179  * generated by hardware and given to frameworks without any postprocessing at HAL.
    180  * It also handles input streams that require reprocessing by hardware and then
    181  * returned to frameworks. */
    182 class QCamera3ProcessingChannel : public QCamera3Channel
    183 {
    184 public:
    185    QCamera3ProcessingChannel(uint32_t cam_handle,
    186            uint32_t channel_handle,
    187            mm_camera_ops_t *cam_ops,
    188            channel_cb_routine cb_routine,
    189            channel_cb_buffer_err cb_buffer_err,
    190            cam_padding_info_t *paddingInfo,
    191            void *userData,
    192            camera3_stream_t *stream,
    193            cam_stream_type_t stream_type,
    194            cam_feature_mask_t postprocess_mask,
    195            QCamera3Channel *metadataChannel,
    196            uint32_t numBuffers = MAX_INFLIGHT_REQUESTS);
    197 
    198     ~QCamera3ProcessingChannel();
    199 
    200     virtual int32_t initialize(cam_is_type_t isType);
    201     virtual int32_t request(buffer_handle_t *buffer,
    202             uint32_t frameNumber,
    203             camera3_stream_buffer_t* pInputBuffer,
    204             metadata_buffer_t* metadata, int &indexUsed);
    205     virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame,
    206             QCamera3Stream *stream);
    207     virtual QCamera3StreamMem *getStreamBufs(uint32_t len);
    208     virtual void putStreamBufs();
    209     virtual int32_t registerBuffer(buffer_handle_t *buffer, cam_is_type_t isType);
    210 
    211     virtual int32_t stop();
    212 
    213     virtual reprocess_type_t getReprocessType() = 0;
    214 
    215     virtual void reprocessCbRoutine(buffer_handle_t *resultBuffer,
    216             uint32_t resultFrameNumber);
    217 
    218     int32_t queueReprocMetadata(mm_camera_super_buf_t *metadata);
    219     int32_t metadataBufDone(mm_camera_super_buf_t *recvd_frame);
    220     int32_t translateStreamTypeAndFormat(camera3_stream_t *stream,
    221             cam_stream_type_t &streamType,
    222             cam_format_t &streamFormat);
    223     int32_t setReprocConfig(reprocess_config_t &reproc_cfg,
    224             camera3_stream_buffer_t *pInputBuffer,
    225             metadata_buffer_t *metadata,
    226             cam_format_t streamFormat, cam_dimension_t dim);
    227     int32_t setFwkInputPPData(qcamera_fwk_input_pp_data_t *src_frame,
    228             camera3_stream_buffer_t *pInputBuffer,
    229             reprocess_config_t *reproc_cfg,
    230             metadata_buffer_t *metadata,
    231             buffer_handle_t *output_buffer,
    232             uint32_t frameNumber);
    233     int32_t checkStreamCbErrors(mm_camera_super_buf_t *super_frame,
    234             QCamera3Stream *stream);
    235     int32_t getStreamSize(cam_dimension_t &dim);
    236     virtual int32_t timeoutFrame(uint32_t frameNumber);
    237 
    238     QCamera3PostProcessor m_postprocessor; // post processor
    239     void showDebugFPS(int32_t streamType);
    240 
    241 protected:
    242     uint8_t mDebugFPS;
    243     int mFrameCount;
    244     int mLastFrameCount;
    245     nsecs_t mLastFpsTime;
    246     bool isWNREnabled() {return m_bWNROn;};
    247     void startPostProc(const reprocess_config_t &reproc_cfg);
    248     void issueChannelCb(buffer_handle_t *resultBuffer,
    249             uint32_t resultFrameNumber);
    250     int32_t releaseOfflineMemory(uint32_t resultFrameNumber);
    251 
    252     QCamera3StreamMem mMemory; //output buffer allocated by fwk
    253     camera3_stream_t *mCamera3Stream;
    254     uint32_t mNumBufs;
    255     cam_stream_type_t mStreamType;
    256     cam_format_t mStreamFormat;
    257     uint8_t mIntent;
    258 
    259     bool mPostProcStarted;
    260     bool mInputBufferConfig;   // Set when the processing channel is configured
    261                                // for processing input(framework) buffers
    262 
    263     QCamera3Channel *m_pMetaChannel;
    264     mm_camera_super_buf_t *mMetaFrame;
    265     QCamera3StreamMem mOfflineMemory;      //reprocessing input buffer
    266     QCamera3StreamMem mOfflineMetaMemory; //reprocessing metadata buffer
    267     List<uint32_t> mFreeOfflineMetaBuffersList;
    268     Mutex mFreeOfflineMetaBuffersLock;
    269     android::List<mm_camera_super_buf_t *> mOutOfSequenceBuffers;
    270 
    271 private:
    272 
    273     bool m_bWNROn;
    274 };
    275 
    276 /* QCamera3RegularChannel is used to handle all streams that are directly
    277  * generated by hardware and given to frameworks without any postprocessing at HAL.
    278  * Examples are: all IMPLEMENTATION_DEFINED streams, CPU_READ streams. */
    279 class QCamera3RegularChannel : public QCamera3ProcessingChannel
    280 {
    281 public:
    282     QCamera3RegularChannel(uint32_t cam_handle,
    283                     uint32_t channel_handle,
    284                     mm_camera_ops_t *cam_ops,
    285                     channel_cb_routine cb_routine,
    286                     channel_cb_buffer_err cb_buffer_err,
    287                     cam_padding_info_t *paddingInfo,
    288                     void *userData,
    289                     camera3_stream_t *stream,
    290                     cam_stream_type_t stream_type,
    291                     cam_feature_mask_t postprocess_mask,
    292                     QCamera3Channel *metadataChannel,
    293                     uint32_t numBuffers = MAX_INFLIGHT_REQUESTS);
    294 
    295     virtual ~QCamera3RegularChannel();
    296 
    297     virtual int32_t setBatchSize(uint32_t batchSize);
    298     virtual uint32_t getStreamTypeMask();
    299     virtual int32_t queueBatchBuf();
    300     virtual int32_t initialize(cam_is_type_t isType);
    301     using QCamera3ProcessingChannel::request;
    302     virtual int32_t request(buffer_handle_t *buffer, uint32_t frameNumber,
    303                     int &indexUsed);
    304     virtual reprocess_type_t getReprocessType();
    305 
    306 private:
    307     int32_t initialize(struct private_handle_t *priv_handle);
    308 
    309     uint32_t mBatchSize;
    310     cam_rotation_t mRotation;
    311 };
    312 
    313 /* QCamera3MetadataChannel is for metadata stream generated by camera daemon. */
    314 class QCamera3MetadataChannel : public QCamera3Channel
    315 {
    316 public:
    317     QCamera3MetadataChannel(uint32_t cam_handle,
    318                     uint32_t channel_handle,
    319                     mm_camera_ops_t *cam_ops,
    320                     channel_cb_routine cb_routine,
    321                     channel_cb_buffer_err cb_buffer_err,
    322                     cam_padding_info_t *paddingInfo,
    323                     cam_feature_mask_t postprocess_mask,
    324                     void *userData,
    325                     uint32_t numBuffers = MIN_STREAMING_BUFFER_NUM);
    326     virtual ~QCamera3MetadataChannel();
    327 
    328     virtual int32_t initialize(cam_is_type_t isType);
    329 
    330     virtual int32_t request(buffer_handle_t *buffer, uint32_t frameNumber,
    331                     int &indexUsed);
    332     virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame,
    333                             QCamera3Stream *stream);
    334 
    335     virtual QCamera3StreamMem *getStreamBufs(uint32_t le);
    336     virtual void putStreamBufs();
    337     virtual int32_t registerBuffer(buffer_handle_t * /*buffer*/, cam_is_type_t /*isType*/)
    338             { return NO_ERROR; };
    339     virtual int32_t timeoutFrame(__unused uint32_t frameNumber) {return NO_ERROR; };
    340 
    341 private:
    342     QCamera3StreamMem *mMemory;
    343 };
    344 
    345 /* QCamera3RawChannel is for opaqueu/cross-platform raw stream containing
    346  * vendor specific bayer data or 16-bit unpacked bayer data */
    347 class QCamera3RawChannel : public QCamera3RegularChannel
    348 {
    349 public:
    350     QCamera3RawChannel(uint32_t cam_handle,
    351                     uint32_t channel_handle,
    352                     mm_camera_ops_t *cam_ops,
    353                     channel_cb_routine cb_routine,
    354                     channel_cb_buffer_err cb_buffer_err,
    355                     cam_padding_info_t *paddingInfo,
    356                     void *userData,
    357                     camera3_stream_t *stream,
    358                     cam_feature_mask_t postprocess_mask,
    359                     QCamera3Channel *metadataChannel,
    360                     bool raw_16 = false,
    361                     uint32_t numBuffers = MAX_INFLIGHT_REQUESTS);
    362 
    363     virtual ~QCamera3RawChannel();
    364 
    365     virtual int32_t initialize(cam_is_type_t isType);
    366 
    367     virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame,
    368                             QCamera3Stream *stream);
    369 
    370     virtual reprocess_type_t getReprocessType();
    371 
    372 private:
    373     bool mRawDump;
    374     bool mIsRaw16;
    375 
    376     void dumpRawSnapshot(mm_camera_buf_def_t *frame);
    377     void convertLegacyToRaw16(mm_camera_buf_def_t *frame);
    378     void convertMipiToRaw16(mm_camera_buf_def_t *frame);
    379 };
    380 
    381 /*
    382  * QCamera3RawDumpChannel is for internal use only for Raw dump
    383  */
    384 
    385 class QCamera3RawDumpChannel : public QCamera3Channel
    386 {
    387 public:
    388     QCamera3RawDumpChannel(uint32_t cam_handle,
    389                     uint32_t channel_handle,
    390                     mm_camera_ops_t *cam_ops,
    391                     cam_dimension_t rawDumpSize,
    392                     cam_padding_info_t *paddingInfo,
    393                     void *userData,
    394                     cam_feature_mask_t postprocess_mask, uint32_t numBuffers = 3U);
    395     virtual ~QCamera3RawDumpChannel();
    396     virtual int32_t initialize(cam_is_type_t isType);
    397     virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame,
    398                             QCamera3Stream *stream);
    399     virtual QCamera3StreamMem *getStreamBufs(uint32_t le);
    400     virtual void putStreamBufs();
    401     virtual int32_t registerBuffer(buffer_handle_t * /*buffer*/, cam_is_type_t /*isType*/)
    402             { return NO_ERROR; };
    403     virtual int32_t timeoutFrame(__unused uint32_t frameNumber) {return NO_ERROR;};
    404     virtual int32_t request(buffer_handle_t *buffer, uint32_t frameNumber,
    405             int &indexUsed);
    406     void dumpRawSnapshot(mm_camera_buf_def_t *frame);
    407 
    408 public:
    409     cam_dimension_t mDim;
    410 
    411 private:
    412     bool mRawDump;
    413     QCamera3StreamMem *mMemory;
    414 };
    415 
    416 /* QCamera3YUVChannel is used to handle flexible YUV streams that are directly
    417  * generated by hardware and given to frameworks without any postprocessing at HAL.
    418  * It is also used to handle input buffers that generate YUV outputs */
    419 class QCamera3YUVChannel : public QCamera3ProcessingChannel
    420 {
    421 public:
    422     QCamera3YUVChannel(uint32_t cam_handle,
    423             uint32_t channel_handle,
    424             mm_camera_ops_t *cam_ops,
    425             channel_cb_routine cb_routine,
    426             channel_cb_buffer_err cb_buffer_err,
    427             cam_padding_info_t *paddingInfo,
    428             void *userData,
    429             camera3_stream_t *stream,
    430             cam_stream_type_t stream_type,
    431             cam_feature_mask_t postprocess_mask,
    432             QCamera3Channel *metadataChannel);
    433     ~QCamera3YUVChannel();
    434     virtual int32_t initialize(cam_is_type_t isType);
    435     using QCamera3ProcessingChannel::request;
    436     virtual int32_t request(buffer_handle_t *buffer,
    437             uint32_t frameNumber,
    438             camera3_stream_buffer_t* pInputBuffer,
    439             metadata_buffer_t* metadata, bool &needMetadata,
    440             int &indexUsed);
    441     virtual reprocess_type_t getReprocessType();
    442     virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame,
    443             QCamera3Stream *stream);
    444     virtual void putStreamBufs();
    445     virtual void reprocessCbRoutine(buffer_handle_t *resultBuffer,
    446         uint32_t resultFrameNumber);
    447 
    448 private:
    449     typedef struct {
    450         uint32_t frameNumber;
    451         bool offlinePpFlag;
    452         buffer_handle_t *output;
    453         mm_camera_super_buf_t *callback_buffer;
    454     } PpInfo;
    455 
    456     // Whether offline postprocessing is required for this channel
    457     bool mBypass;
    458     uint32_t mFrameLen;
    459 
    460     // Current edge, noise, and crop region setting
    461     cam_edge_application_t mEdgeMode;
    462     uint32_t mNoiseRedMode;
    463     cam_crop_region_t mCropRegion;
    464 
    465     // Mutex to protect mOfflinePpFlagMap and mFreeHeapBufferList
    466     Mutex mOfflinePpLock;
    467     // Map between free number and whether the request needs to be
    468     // postprocessed.
    469     List<PpInfo> mOfflinePpInfoList;
    470     // Heap buffer index list
    471     List<uint32_t> mFreeHeapBufferList;
    472 
    473 private:
    474     bool needsFramePostprocessing(metadata_buffer_t* meta);
    475     int32_t handleOfflinePpCallback(uint32_t resultFrameNumber,
    476             Vector<mm_camera_super_buf_t *>& pendingCbs);
    477     mm_camera_super_buf_t* getNextPendingCbBuffer();
    478 };
    479 
    480 /* QCamera3PicChannel is for JPEG stream, which contains a YUV stream generated
    481  * by the hardware, and encoded to a JPEG stream */
    482 class QCamera3PicChannel : public QCamera3ProcessingChannel
    483 {
    484 public:
    485     QCamera3PicChannel(uint32_t cam_handle,
    486             uint32_t channel_handle,
    487             mm_camera_ops_t *cam_ops,
    488             channel_cb_routine cb_routine,
    489             channel_cb_buffer_err cb_buffer_err,
    490             cam_padding_info_t *paddingInfo,
    491             void *userData,
    492             camera3_stream_t *stream,
    493             cam_feature_mask_t postprocess_mask,
    494             bool is4KVideo,
    495             bool isInputStreamConfigured,
    496             QCamera3Channel *metadataChannel,
    497             uint32_t numBuffers = MAX_INFLIGHT_REQUESTS);
    498     ~QCamera3PicChannel();
    499 
    500     virtual int32_t initialize(cam_is_type_t isType);
    501     virtual int32_t flush();
    502     virtual int32_t request(buffer_handle_t *buffer,
    503             uint32_t frameNumber,
    504             camera3_stream_buffer_t* pInputBuffer,
    505             metadata_buffer_t* metadata,
    506             int &indexUsed);
    507     virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame,
    508             QCamera3Stream *stream);
    509 
    510     virtual QCamera3StreamMem *getStreamBufs(uint32_t le);
    511     virtual void putStreamBufs();
    512     virtual reprocess_type_t getReprocessType();
    513     virtual int32_t timeoutFrame(uint32_t frameNumber);
    514 
    515     QCamera3Exif *getExifData(metadata_buffer_t *metadata,
    516             jpeg_settings_t *jpeg_settings);
    517     void overrideYuvSize(uint32_t width, uint32_t height);
    518     static void jpegEvtHandle(jpeg_job_status_t status,
    519             uint32_t /*client_hdl*/,
    520             uint32_t jobId,
    521             mm_jpeg_output_t *p_output,
    522             void *userdata);
    523     static void dataNotifyCB(mm_camera_super_buf_t *recvd_frame,
    524             void *userdata);
    525     void setCppPerfParam();
    526     void resetCppPerfParam();
    527 
    528 private:
    529     int32_t queueJpegSetting(uint32_t out_buf_index, metadata_buffer_t *metadata);
    530 
    531 public:
    532     cam_dimension_t m_max_pic_dim;
    533 
    534 private:
    535     uint32_t mNumSnapshotBufs;
    536     uint32_t mYuvWidth, mYuvHeight;
    537     int32_t mCurrentBufIndex;
    538     bool mInputBufferHint;
    539     QCamera3StreamMem *mYuvMemory;
    540     // Keep a list of free buffers
    541     Mutex mFreeBuffersLock;
    542     List<uint32_t> mFreeBufferList;
    543     uint32_t mFrameLen;
    544     uint32_t mPendingLiveSnapshotFrames;
    545 };
    546 
    547 // reprocess channel class
    548 class QCamera3ReprocessChannel : public QCamera3Channel
    549 {
    550 public:
    551     QCamera3ReprocessChannel(uint32_t cam_handle,
    552                             uint32_t channel_handle,
    553                             mm_camera_ops_t *cam_ops,
    554                             channel_cb_routine cb_routine,
    555                             channel_cb_buffer_err cb_buffer_err,
    556                             cam_padding_info_t *paddingInfo,
    557                             cam_feature_mask_t postprocess_mask,
    558                             void *userData, void *ch_hdl);
    559     QCamera3ReprocessChannel();
    560     virtual ~QCamera3ReprocessChannel();
    561     // offline reprocess
    562     virtual int32_t start();
    563     virtual int32_t stop();
    564     int32_t doReprocessOffline(qcamera_fwk_input_pp_data_t *frame,
    565             bool isPriorityFrame = false);
    566     int32_t doReprocess(int buf_fd,void *buffer, size_t buf_length, int32_t &ret_val,
    567                         mm_camera_super_buf_t *meta_buf);
    568     int32_t overrideMetadata(qcamera_hal3_pp_buffer_t *pp_buffer,
    569             mm_camera_buf_def_t *meta_buffer,
    570             jpeg_settings_t *jpeg_settings,
    571             qcamera_fwk_input_pp_data_t &fwk_frame);
    572     int32_t overrideFwkMetadata(qcamera_fwk_input_pp_data_t *frame);
    573     virtual QCamera3StreamMem *getStreamBufs(uint32_t len);
    574     virtual void putStreamBufs();
    575     virtual int32_t initialize(cam_is_type_t isType);
    576     int32_t unmapOfflineBuffers(bool all);
    577     int32_t bufDone(mm_camera_super_buf_t *recvd_frame);
    578     virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame,
    579                             QCamera3Stream *stream);
    580     static void dataNotifyCB(mm_camera_super_buf_t *recvd_frame,
    581                                        void* userdata);
    582     int32_t addReprocStreamsFromSource(cam_pp_feature_config_t &pp_config,
    583            const reprocess_config_t &src_config,
    584            cam_is_type_t is_type,
    585            QCamera3Channel *pMetaChannel);
    586     QCamera3Stream *getStreamBySrcHandle(uint32_t srcHandle);
    587     QCamera3Stream *getSrcStreamBySrcHandle(uint32_t srcHandle);
    588     virtual int32_t registerBuffer(buffer_handle_t * buffer, cam_is_type_t isType);
    589     virtual int32_t timeoutFrame(__unused uint32_t frameNumber) {return NO_ERROR;};
    590 
    591 public:
    592     void *inputChHandle;
    593 
    594 private:
    595     typedef struct {
    596         QCamera3Stream *stream;
    597         cam_mapping_buf_type type;
    598         uint32_t index;
    599     } OfflineBuffer;
    600 
    601     int32_t resetToCamPerfNormal(uint32_t frameNumber);
    602     android::List<OfflineBuffer> mOfflineBuffers;
    603     android::List<OfflineBuffer> mOfflineMetaBuffers;
    604     int32_t mOfflineBuffersIndex;
    605     int32_t mOfflineMetaIndex;
    606     uint32_t mFrameLen;
    607     Mutex mFreeBuffersLock; // Lock for free heap buffers
    608     List<int32_t> mFreeBufferList; // Free heap buffers list
    609     reprocess_type_t mReprocessType;
    610     uint32_t mSrcStreamHandles[MAX_STREAM_NUM_IN_BUNDLE];
    611     QCamera3ProcessingChannel *m_pSrcChannel; // ptr to source channel for reprocess
    612     QCamera3Channel *m_pMetaChannel;
    613     QCamera3StreamMem *mMemory;
    614     QCamera3StreamMem mGrallocMemory;
    615     Vector<uint32_t> mPriorityFrames;
    616     Mutex            mPriorityFramesLock;
    617     bool             mReprocessPerfMode;
    618 };
    619 
    620 
    621 /* QCamera3SupportChannel is for HAL internal consumption only */
    622 class QCamera3SupportChannel : public QCamera3Channel
    623 {
    624 public:
    625     QCamera3SupportChannel(uint32_t cam_handle,
    626                     uint32_t channel_handle,
    627                     mm_camera_ops_t *cam_ops,
    628                     cam_padding_info_t *paddingInfo,
    629                     cam_feature_mask_t postprocess_mask,
    630                     cam_stream_type_t streamType,
    631                     cam_dimension_t *dim,
    632                     cam_format_t streamFormat,
    633                     uint8_t hw_analysis_supported,
    634                     void *userData,
    635                     uint32_t numBuffers = MIN_STREAMING_BUFFER_NUM
    636                     );
    637     virtual ~QCamera3SupportChannel();
    638 
    639     virtual int32_t initialize(cam_is_type_t isType);
    640 
    641     virtual int32_t request(buffer_handle_t *buffer, uint32_t frameNumber,
    642                     int &indexUsed);
    643     virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame,
    644                             QCamera3Stream *stream);
    645 
    646     virtual QCamera3StreamMem *getStreamBufs(uint32_t le);
    647     virtual void putStreamBufs();
    648     virtual int32_t registerBuffer(buffer_handle_t * /*buffer*/, cam_is_type_t /*isType*/)
    649             { return NO_ERROR; };
    650     virtual int32_t timeoutFrame(__unused uint32_t frameNumber) {return NO_ERROR;};
    651 
    652     static cam_dimension_t kDim;
    653 private:
    654     QCamera3StreamMem *mMemory;
    655     cam_dimension_t mDim;
    656     cam_stream_type_t mStreamType;
    657     cam_format_t mStreamFormat;
    658 };
    659 
    660 }; // namespace qcamera
    661 
    662 #endif /* __QCAMERA_CHANNEL_H__ */
    663