android_device_lenovo_karate/camera/QCamera2/HAL3/QCamera3StreamMem.h
Vitaliy Tomin 880b26ccee land: import oss camera LA.UM.5.1-03810-8x37.0
additional cherry-picks:
 * b706b064b QCamera2: Fix compilation errors for unused variables.
 * 1e2ea589e HAL: Fixed compilation error for AOSP upgrade
2017-12-11 20:14:21 +05:30

97 lines
3.5 KiB
C++

/* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
*
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#ifndef __QCAMERA3_STREAMMEM_H__
#define __QCAMERA3_STREAMMEM_H__
// System dependencies
#include <utils/Mutex.h>
// Camera dependencies
#include "QCamera3Mem.h"
extern "C" {
#include "mm_camera_interface.h"
}
using namespace android;
namespace qcamera {
class QCamera3StreamMem {
public:
QCamera3StreamMem(uint32_t maxHeapBuffer, bool queueAll = true);
virtual ~QCamera3StreamMem();
uint32_t getCnt();
int getRegFlags(uint8_t *regFlags);
// Helper function to access individual QCamera3Buffer object
int getFd(uint32_t index);
ssize_t getSize(uint32_t index);
int invalidateCache(uint32_t index);
int cleanInvalidateCache(uint32_t index);
int32_t getBufDef(const cam_frame_len_offset_t &offset,
mm_camera_buf_def_t &bufDef, uint32_t index);
void *getPtr(uint32_t index);
bool valid(uint32_t index);
// Gralloc buffer related functions
int registerBuffer(buffer_handle_t *buffer, cam_stream_type_t type);
int unregisterBuffer(uint32_t index);
int getMatchBufIndex(void *object);
void *getBufferHandle(uint32_t index);
void unregisterBuffers(); //TODO: relace with unififed clear() function?
// Heap buffer related functions
int allocateAll(size_t size);
int allocateOne(size_t size);
void deallocate(); //TODO: replace with unified clear() function?
// Clear function: unregister for gralloc buffer, and deallocate for heap buffer
void clear() {unregisterBuffers(); deallocate(); }
// Frame number getter and setter
int32_t markFrameNumber(uint32_t index, uint32_t frameNumber);
int32_t getFrameNumber(uint32_t index);
int32_t getGrallocBufferIndex(uint32_t frameNumber);
int32_t getHeapBufferIndex(uint32_t frameNumber);
private:
//variables
QCamera3HeapMemory mHeapMem;
QCamera3GrallocMemory mGrallocMem;
uint32_t mMaxHeapBuffers;
Mutex mLock;
bool mQueueHeapBuffers;
};
};
#endif // __QCAMERA3_STREAMMEM_H__