/*===========================================================================
* FUNCTION : getBufDef
*
* DESCRIPTION: query detailed buffer information
*
* PARAMETERS :
* @offset : [input] frame buffer offset
* @bufDef : [output] reference to struct to store buffer definition
* @index : [input] index of the buffer
*
* RETURN : int32_t type of status
* NO_ERROR -- success
* none-zero failure code
*==========================================================================*/
int32_t QCamera3Memory::getBufDef(const cam_frame_len_offset_t &offset,
mm_camera_buf_def_t &bufDef, uint32_t index)
{
Mutex::Autolock lock(mLock);
if (!mBufferCount) {
ALOGE("Memory not allocated");
return NO_INIT;
}
bufDef.fd = mMemInfo[index].fd;
bufDef.frame_len = mMemInfo[index].size;
bufDef.mem_info = (void *)this;
bufDef.planes_buf.num_planes = (int8_t)offset.num_planes;
bufDef.buffer = getPtrLocked(index);
bufDef.buf_idx = (uint8_t)index;
/* Plane 0 needs to be set separately. Set other planes in a loop */
bufDef.planes_buf.planes[0].length = offset.mp[0].len;
bufDef.planes_buf.planes[0].m.userptr = (long unsigned int)mMemInfo[index].fd;
bufDef.planes_buf.planes[0].data_offset = offset.mp[0].offset;
bufDef.planes_buf.planes[0].reserved[0] = 0;
for (int i = 1; i < bufDef.planes_buf.num_planes; i++) {
bufDef.planes_buf.planes[i].length = offset.mp[i].len;
bufDef.planes_buf.planes[i].m.userptr = (long unsigned int)mMemInfo[i].fd;
bufDef.planes_buf.planes[i].data_offset = offset.mp[i].offset;
bufDef.planes_buf.planes[i].reserved[0] =
bufDef.planes_buf.planes[i-1].reserved[0] +
bufDef.planes_buf.planes[i-1].length;
}
return NO_ERROR;
}
/*===========================================================================
* FUNCTION : getPtr
*
* DESCRIPTION: Return buffer pointer
*
* PARAMETERS :
* @index : index of the buffer
*
* RETURN : buffer ptr
*==========================================================================*/
void *QCamera3HeapMemory::getPtr(int index)
{
return getPtrLocked(index);
}
/*===========================================================================
* FUNCTION : getPtr
*
* DESCRIPTION: Return buffer pointer.
*
* PARAMETERS :
* @index : index of the buffer
*
* RETURN : buffer ptr
*==========================================================================*/
void *QCamera3GrallocMemory::getPtr(int index)
{
Mutex::Autolock lock(mLock);
return getPtrLocked(index);
}
