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      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_ALLOCATOR__
     31 #define __QCAMERA_ALLOCATOR__
     32 
     33 extern "C" {
     34 #include <mm_camera_interface.h>
     35 }
     36 
     37 namespace qcamera {
     38 
     39 class QCameraMemory;
     40 class QCameraHeapMemory;
     41 
     42 class QCameraAllocator {
     43 public:
     44     virtual QCameraMemory *allocateStreamBuf(cam_stream_type_t stream_type,
     45             size_t size, int stride, int scanline, uint8_t &bufferCnt) = 0;
     46     virtual int32_t allocateMoreStreamBuf(QCameraMemory *mem_obj,
     47             size_t size, uint8_t &bufferCnt) = 0;
     48     virtual QCameraHeapMemory *allocateStreamInfoBuf(cam_stream_type_t stream_type) = 0;
     49     virtual QCameraHeapMemory *allocateMiscBuf(cam_stream_info_t *streamInfo) = 0;
     50     virtual QCameraMemory *allocateStreamUserBuf(cam_stream_info_t *streamInfo) = 0;
     51     virtual ~QCameraAllocator() {}
     52 };
     53 
     54 }; /* namespace qcamera */
     55 #endif /* __QCAMERA_ALLOCATOR__ */
     56