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100 lines
3.6 KiB
100 lines
3.6 KiB
/* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer in the documentation and/or other materials provided |
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* with the distribution. |
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* * Neither the name of The Linux Foundation nor the names of its |
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* contributors may be used to endorse or promote products derived |
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* from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#ifndef __QCAMERA3_STREAMMEM_H__ |
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#define __QCAMERA3_STREAMMEM_H__ |
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// System dependencies |
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#include <utils/Mutex.h> |
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// Camera dependencies |
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#include "QCamera3Mem.h" |
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extern "C" { |
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#include "mm_camera_interface.h" |
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} |
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using namespace android; |
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namespace qcamera { |
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class QCamera3StreamMem { |
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public: |
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QCamera3StreamMem(uint32_t maxHeapBuffer); |
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virtual ~QCamera3StreamMem(); |
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uint32_t getCnt(); |
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int getRegFlags(uint8_t *regFlags); |
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// Helper function to access individual QCamera3Buffer object |
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int getFd(uint32_t index); |
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ssize_t getSize(uint32_t index); |
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int invalidateCache(uint32_t index); |
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int cleanInvalidateCache(uint32_t index); |
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int cleanCache(uint32_t index); |
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int32_t getBufDef(const cam_frame_len_offset_t &offset, |
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mm_camera_buf_def_t &bufDef, uint32_t index, |
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bool virtualAddr); |
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void *getPtr(uint32_t index); |
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bool valid(uint32_t index); |
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// Gralloc buffer related functions |
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int registerBuffer(buffer_handle_t *buffer, cam_stream_type_t type); |
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int unregisterBuffer(uint32_t index); |
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int getMatchBufIndex(void *object); |
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void *getBufferHandle(uint32_t index); |
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void unregisterBuffers(); //TODO: relace with unififed clear() function? |
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// Heap buffer related functions |
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int allocateAll(size_t size); |
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int allocateOne(size_t size, bool isCached = true); |
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void deallocate(); //TODO: replace with unified clear() function? |
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// Clear function: unregister for gralloc buffer, and deallocate for heap buffer |
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void clear() {unregisterBuffers(); deallocate(); } |
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// Frame number getter and setter |
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int32_t markFrameNumber(uint32_t index, uint32_t frameNumber); |
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int32_t getFrameNumber(uint32_t index); |
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int32_t getOldestFrameNumber(uint32_t &index); |
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int32_t getGrallocBufferIndex(uint32_t frameNumber); |
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int32_t getHeapBufferIndex(uint32_t frameNumber); |
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int32_t getBufferIndex(uint32_t frameNumber); |
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private: |
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//variables |
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QCamera3HeapMemory mHeapMem; |
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QCamera3GrallocMemory mGrallocMem; |
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uint32_t mMaxHeapBuffers; |
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Mutex mLock; |
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}; |
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}; |
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#endif // __QCAMERA3_STREAMMEM_H__
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