64 lines
2.7 KiB
C
64 lines
2.7 KiB
C
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/* 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 __QCAMERA_ALLOCATOR__
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#define __QCAMERA_ALLOCATOR__
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extern "C" {
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#include "mm_camera_interface.h"
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}
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namespace qcamera {
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class QCameraMemory;
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class QCameraHeapMemory;
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typedef struct {
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int32_t (*bgFunction) (void *);
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void* bgArgs;
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} BackgroundTask;
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class QCameraAllocator {
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public:
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virtual QCameraMemory *allocateStreamBuf(cam_stream_type_t stream_type,
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size_t size, int stride, int scanline, uint8_t &bufferCnt) = 0;
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virtual int32_t allocateMoreStreamBuf(QCameraMemory *mem_obj,
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size_t size, uint8_t &bufferCnt) = 0;
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virtual QCameraHeapMemory *allocateStreamInfoBuf(cam_stream_type_t stream_type) = 0;
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virtual QCameraHeapMemory *allocateMiscBuf(cam_stream_info_t *streamInfo) = 0;
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virtual QCameraMemory *allocateStreamUserBuf(cam_stream_info_t *streamInfo) = 0;
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virtual void waitForDeferredAlloc(cam_stream_type_t stream_type) = 0;
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virtual uint32_t scheduleBackgroundTask(BackgroundTask* bgTask) = 0;
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virtual int32_t waitForBackgroundTask(uint32_t &taskId) = 0;
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virtual ~QCameraAllocator() {}
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};
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}; /* namespace qcamera */
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#endif /* __QCAMERA_ALLOCATOR__ */
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