1 /* Copyright (c) 2012-2015, The Linux Foundataion. 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: 6 * * Redistributions of source code must retain the above copyright 7 * notice, this list of conditions and the following disclaimer. 8 * * Redistributions in binary form must reproduce the above 9 * copyright notice, this list of conditions and the following 10 * disclaimer in the documentation and/or other materials provided 11 * with the distribution. 12 * * Neither the name of The Linux Foundation nor the names of its 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 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 23 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 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_STREAM_H__ 31 #define __QCAMERA3_STREAM_H__ 32 33 #include <hardware/camera3.h> 34 #include "utils/Mutex.h" 35 #include "QCameraCmdThread.h" 36 #include "QCamera3Mem.h" 37 #include "QCamera3StreamMem.h" 38 39 extern "C" { 40 #include <mm_camera_interface.h> 41 } 42 43 namespace qcamera { 44 45 class QCamera3Stream; 46 class QCamera3Channel; 47 48 typedef void (*hal3_stream_cb_routine)(mm_camera_super_buf_t *frame, 49 QCamera3Stream *stream, 50 void *userdata); 51 52 class QCamera3Stream 53 { 54 public: 55 QCamera3Stream(uint32_t camHandle, 56 uint32_t chId, 57 mm_camera_ops_t *camOps, 58 cam_padding_info_t *paddingInfo, 59 QCamera3Channel *channel); 60 virtual ~QCamera3Stream(); 61 virtual int32_t init(cam_stream_type_t streamType, 62 cam_format_t streamFormat, 63 cam_dimension_t streamDim, 64 cam_rotation_t streamRotation, 65 cam_stream_reproc_config_t* reprocess_config, 66 uint8_t minStreamBufNum, 67 uint32_t postprocess_mask, 68 cam_is_type_t is_type, 69 uint32_t batchSize, 70 hal3_stream_cb_routine stream_cb, 71 void *userdata); 72 virtual int32_t bufDone(uint32_t index); 73 virtual int32_t bufRelease(int32_t index); 74 virtual int32_t processDataNotify(mm_camera_super_buf_t *bufs); 75 virtual int32_t start(); 76 virtual int32_t stop(); 77 virtual int32_t queueBatchBuf(); 78 79 static void dataNotifyCB(mm_camera_super_buf_t *recvd_frame, void *userdata); 80 static void *dataProcRoutine(void *data); getMyHandle()81 uint32_t getMyHandle() const {return mHandle;} 82 cam_stream_type_t getMyType() const; 83 int32_t getFrameOffset(cam_frame_len_offset_t &offset); 84 int32_t getFrameDimension(cam_dimension_t &dim); 85 int32_t getFormat(cam_format_t &fmt); getStreamBufs()86 QCamera3StreamMem *getStreamBufs() {return mStreamBufs;}; 87 uint32_t getMyServerID(); 88 89 int32_t mapBuf(uint8_t buf_type, uint32_t buf_idx, 90 int32_t plane_idx, int fd, size_t size); 91 int32_t unmapBuf(uint8_t buf_type, uint32_t buf_idx, int32_t plane_idx); 92 int32_t setParameter(cam_stream_parm_buffer_t ¶m); 93 94 static void releaseFrameData(void *data, void *user_data); 95 96 private: 97 uint32_t mCamHandle; 98 uint32_t mChannelHandle; 99 uint32_t mHandle; // stream handle from mm-camera-interface 100 mm_camera_ops_t *mCamOps; 101 cam_stream_info_t *mStreamInfo; // ptr to stream info buf 102 mm_camera_stream_mem_vtbl_t mMemVtbl; 103 mm_camera_map_unmap_ops_tbl_t *mMemOps; 104 uint8_t mNumBufs; 105 hal3_stream_cb_routine mDataCB; 106 void *mUserData; 107 108 QCameraQueue mDataQ; 109 QCameraCmdThread mProcTh; // thread for dataCB 110 111 QCamera3HeapMemory *mStreamInfoBuf; 112 QCamera3StreamMem *mStreamBufs; 113 mm_camera_buf_def_t *mBufDefs; 114 cam_frame_len_offset_t mFrameLenOffset; 115 cam_padding_info_t mPaddingInfo; 116 QCamera3Channel *mChannel; 117 Mutex mLock; //Lock controlling access to 'mBufDefs' 118 119 uint32_t mBatchSize; // 0: No batch, non-0: Number of imaage bufs in a batch 120 uint8_t mNumBatchBufs; //Number of batch buffers which can hold image bufs 121 QCamera3HeapMemory *mStreamBatchBufs; //Pointer to batch buffers memory 122 mm_camera_buf_def_t *mBatchBufDefs; //Pointer to array of batch bufDefs 123 mm_camera_buf_def_t *mCurrentBatchBufDef; //batch buffer in progress during 124 //aggregation 125 uint32_t mBufsStaged; //Number of image buffers aggregated into 126 //currentBatchBufDef 127 QCameraQueue mFreeBatchBufQ; //Buffer queue containing empty batch buffers 128 129 static int32_t get_bufs( 130 cam_frame_len_offset_t *offset, 131 uint8_t *num_bufs, 132 uint8_t **initial_reg_flag, 133 mm_camera_buf_def_t **bufs, 134 mm_camera_map_unmap_ops_tbl_t *ops_tbl, 135 void *user_data); 136 static int32_t put_bufs( 137 mm_camera_map_unmap_ops_tbl_t *ops_tbl, 138 void *user_data); 139 static int32_t invalidate_buf(uint32_t index, void *user_data); 140 static int32_t clean_invalidate_buf(uint32_t index, void *user_data); 141 142 int32_t getBufs(cam_frame_len_offset_t *offset, 143 uint8_t *num_bufs, 144 uint8_t **initial_reg_flag, 145 mm_camera_buf_def_t **bufs, 146 mm_camera_map_unmap_ops_tbl_t *ops_tbl); 147 int32_t putBufs(mm_camera_map_unmap_ops_tbl_t *ops_tbl); 148 int32_t invalidateBuf(uint32_t index); 149 int32_t cleanInvalidateBuf(uint32_t index); 150 int32_t getBatchBufs( 151 uint8_t *num_bufs, uint8_t **initial_reg_flag, 152 mm_camera_buf_def_t **bufs, 153 mm_camera_map_unmap_ops_tbl_t *ops_tbl); 154 int32_t putBatchBufs(mm_camera_map_unmap_ops_tbl_t *ops_tbl); 155 int32_t getBatchBufDef(mm_camera_buf_def_t& batchBufDef, 156 int32_t index); 157 int32_t aggregateBufToBatch(mm_camera_buf_def_t& bufDef); 158 int32_t handleBatchBuffer(mm_camera_super_buf_t *superBuf); 159 void flushFreeBatchBufQ(); 160 }; 161 162 }; // namespace qcamera 163 164 #endif /* __QCAMERA3_STREAM_H__ */ 165