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 __QCAMERA_STREAM_H__ 31 #define __QCAMERA_STREAM_H__ 32 33 #include <hardware/camera.h> 34 #include "QCameraCmdThread.h" 35 #include "QCameraMem.h" 36 #include "QCameraAllocator.h" 37 38 extern "C" { 39 #include <mm_camera_interface.h> 40 } 41 42 namespace qcamera { 43 44 class QCameraStream; 45 typedef void (*stream_cb_routine)(mm_camera_super_buf_t *frame, 46 QCameraStream *stream, 47 void *userdata); 48 49 class QCameraStream 50 { 51 public: 52 QCameraStream(QCameraAllocator &allocator, 53 uint32_t camHandle, uint32_t chId, 54 mm_camera_ops_t *camOps, cam_padding_info_t *paddingInfo, 55 bool deffered = false, cam_rotation_t online_rotation = ROTATE_0); 56 virtual ~QCameraStream(); 57 virtual int32_t init(QCameraHeapMemory *streamInfoBuf, 58 QCameraHeapMemory *miscBuf, 59 uint8_t minStreamBufNum, 60 stream_cb_routine stream_cb, 61 void *userdata, 62 bool bDynallocBuf); 63 virtual int32_t processZoomDone(preview_stream_ops_t *previewWindow, 64 cam_crop_data_t &crop_info); 65 virtual int32_t bufDone(uint32_t index); 66 virtual int32_t bufDone(const void *opaque, bool isMetaData); 67 virtual int32_t processDataNotify(mm_camera_super_buf_t *bufs); 68 virtual int32_t start(); 69 virtual int32_t stop(); 70 71 /* Used for deffered allocation of buffers */ 72 virtual int32_t allocateBuffers(); 73 virtual int32_t releaseBuffs(); 74 75 static void dataNotifyCB(mm_camera_super_buf_t *recvd_frame, void *userdata); 76 static void *dataProcRoutine(void *data); 77 static void *BufAllocRoutine(void *data); getMyHandle()78 uint32_t getMyHandle() const {return mHandle;} 79 bool isTypeOf(cam_stream_type_t type); 80 bool isOrignalTypeOf(cam_stream_type_t type); 81 int32_t getFrameOffset(cam_frame_len_offset_t &offset); 82 int32_t getCropInfo(cam_rect_t &crop); 83 int32_t setCropInfo(cam_rect_t crop); 84 int32_t getFrameDimension(cam_dimension_t &dim); 85 int32_t getFormat(cam_format_t &fmt); getStreamBufs()86 QCameraMemory *getStreamBufs() {return mStreamBufs;}; getStreamInfoBuf()87 QCameraHeapMemory *getStreamInfoBuf() {return mStreamInfoBuf;}; getMiscBuf()88 QCameraHeapMemory *getMiscBuf() {return mMiscBuf;}; 89 uint32_t getMyServerID(); 90 cam_stream_type_t getMyType(); 91 cam_stream_type_t getMyOriginalType(); 92 int32_t acquireStreamBufs(); 93 94 int32_t mapBuf(uint8_t buf_type, uint32_t buf_idx, 95 int32_t plane_idx, int fd, size_t size, 96 mm_camera_map_unmap_ops_tbl_t *ops_tbl = NULL); 97 int32_t unmapBuf(uint8_t buf_type, uint32_t buf_idx, int32_t plane_idx, 98 mm_camera_map_unmap_ops_tbl_t *ops_tbl = NULL); 99 int32_t setParameter(cam_stream_parm_buffer_t ¶m); 100 int32_t getParameter(cam_stream_parm_buffer_t ¶m); 101 int32_t syncRuntimeParams(); getOutputCrop()102 cam_stream_parm_buffer_t getOutputCrop() { return m_OutputCrop;}; getImgProp()103 cam_stream_parm_buffer_t getImgProp() { return m_ImgProp;}; 104 105 static void releaseFrameData(void *data, void *user_data); 106 int32_t configStream(); isDeffered()107 bool isDeffered() const { return mDefferedAllocation; } 108 void deleteStream(); 109 getBufferCount()110 uint8_t getBufferCount() { return mNumBufs; } getChannelHandle()111 uint32_t getChannelHandle() { return mChannelHandle; } 112 int32_t getNumQueuedBuf(); 113 114 uint32_t mDumpFrame; 115 uint32_t mDumpMetaFrame; 116 uint32_t mDumpSkipCnt; 117 118 void cond_wait(); 119 void cond_signal(); 120 121 private: 122 uint32_t mCamHandle; 123 uint32_t mChannelHandle; 124 uint32_t mHandle; // stream handle from mm-camera-interface 125 mm_camera_ops_t *mCamOps; 126 cam_stream_info_t *mStreamInfo; // ptr to stream info buf 127 mm_camera_stream_mem_vtbl_t mMemVtbl; 128 uint8_t mNumBufs; 129 uint8_t mNumPlaneBufs; 130 uint8_t mNumBufsNeedAlloc; 131 uint8_t *mRegFlags; 132 stream_cb_routine mDataCB; 133 void *mUserData; 134 135 QCameraQueue mDataQ; 136 QCameraCmdThread mProcTh; // thread for dataCB 137 138 QCameraHeapMemory *mStreamInfoBuf; 139 QCameraHeapMemory *mMiscBuf; 140 QCameraMemory *mStreamBufs; 141 QCameraMemory *mStreamBatchBufs; 142 QCameraAllocator &mAllocator; 143 mm_camera_buf_def_t *mBufDefs; 144 mm_camera_buf_def_t *mPlaneBufDefs; 145 cam_frame_len_offset_t mFrameLenOffset; 146 cam_padding_info_t mPaddingInfo; 147 cam_rect_t mCropInfo; 148 cam_rotation_t mOnlineRotation; 149 pthread_mutex_t mCropLock; // lock to protect crop info 150 pthread_mutex_t mParameterLock; // lock to sync access to parameters 151 bool mStreamBufsAcquired; 152 bool m_bActive; // if stream mProcTh is active 153 bool mDynBufAlloc; // allow buf allocation in 2 steps 154 pthread_t mBufAllocPid; 155 mm_camera_map_unmap_ops_tbl_t m_MemOpsTbl; 156 cam_stream_parm_buffer_t m_OutputCrop; 157 cam_stream_parm_buffer_t m_ImgProp; 158 159 static int32_t get_bufs( 160 cam_frame_len_offset_t *offset, 161 uint8_t *num_bufs, 162 uint8_t **initial_reg_flag, 163 mm_camera_buf_def_t **bufs, 164 mm_camera_map_unmap_ops_tbl_t *ops_tbl, 165 void *user_data); 166 167 static int32_t get_bufs_deffered( 168 cam_frame_len_offset_t *offset, 169 uint8_t *num_bufs, 170 uint8_t **initial_reg_flag, 171 mm_camera_buf_def_t **bufs, 172 mm_camera_map_unmap_ops_tbl_t *ops_tbl, 173 void *user_data); 174 175 static int32_t put_bufs( 176 mm_camera_map_unmap_ops_tbl_t *ops_tbl, 177 void *user_data); 178 179 static int32_t put_bufs_deffered( 180 mm_camera_map_unmap_ops_tbl_t *ops_tbl, 181 void *user_data); 182 183 static int32_t invalidate_buf(uint32_t index, void *user_data); 184 static int32_t clean_invalidate_buf(uint32_t index, void *user_data); 185 186 int32_t getBufs(cam_frame_len_offset_t *offset, 187 uint8_t *num_bufs, 188 uint8_t **initial_reg_flag, 189 mm_camera_buf_def_t **bufs, 190 mm_camera_map_unmap_ops_tbl_t *ops_tbl); 191 int32_t putBufs(mm_camera_map_unmap_ops_tbl_t *ops_tbl); 192 193 /* Used for deffered allocation of buffers */ 194 int32_t allocateBatchBufs(cam_frame_len_offset_t *offset, 195 uint8_t *num_bufs, uint8_t **initial_reg_flag, 196 mm_camera_buf_def_t **bufs, mm_camera_map_unmap_ops_tbl_t *ops_tbl); 197 198 int32_t releaseBatchBufs(mm_camera_map_unmap_ops_tbl_t *ops_tbl); 199 200 int32_t invalidateBuf(uint32_t index); 201 int32_t cleanInvalidateBuf(uint32_t index); 202 int32_t calcOffset(cam_stream_info_t *streamInfo); 203 int32_t unmapStreamInfoBuf(); 204 int32_t releaseStreamInfoBuf(); 205 int32_t releaseMiscBuf(); 206 int32_t mapBuf(QCameraMemory *heapBuf, cam_mapping_buf_type bufType, 207 mm_camera_map_unmap_ops_tbl_t *ops_tbl = NULL); 208 int32_t unMapBuf(QCameraMemory *heapBuf, cam_mapping_buf_type bufType, 209 mm_camera_map_unmap_ops_tbl_t *ops_tbl = NULL); 210 211 bool mDefferedAllocation; 212 213 bool wait_for_cond; 214 pthread_mutex_t m_lock; 215 pthread_cond_t m_cond; 216 217 }; 218 219 }; // namespace qcamera 220 221 #endif /* __QCAMERA_STREAM_H__ */ 222