diff options
Diffstat (limited to '')
| -rw-r--r-- | camera/QCamera2/util/QCameraBufferMaps.cpp | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/camera/QCamera2/util/QCameraBufferMaps.cpp b/camera/QCamera2/util/QCameraBufferMaps.cpp new file mode 100644 index 0000000..d7c058e --- /dev/null +++ b/camera/QCamera2/util/QCameraBufferMaps.cpp @@ -0,0 +1,246 @@ +/* Copyright (c) 2015-2016, The Linux Foundation. All rights reserved. +* +* Redistribution and use in source and binary forms, with or without +* modification, are permitted provided that the following conditions are +* met: +* * Redistributions of source code must retain the above copyright +* notice, this list of conditions and the following disclaimer. +* * Redistributions in binary form must reproduce the above +* copyright notice, this list of conditions and the following +* disclaimer in the documentation and/or other materials provided +* with the distribution. +* * Neither the name of The Linux Foundation nor the names of its +* contributors may be used to endorse or promote products derived +* from this software without specific prior written permission. +* +* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED +* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF +* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT +* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS +* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR +* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, +* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE +* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN +* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +* +*/ + +#define LOG_TAG "QCameraBufferMaps" + +// System dependencies +#include <utils/Errors.h> +#include <stdlib.h> +#include <string.h> + +// Camera dependencies +#include "QCameraBufferMaps.h" + +using namespace android; + +namespace qcamera { + +/*=========================================================================== + * FUNCTION : QCameraBufferMaps + * + * DESCRIPTION: default constructor of QCameraBufferMaps + * + * PARAMETERS : None + * + * RETURN : None + *==========================================================================*/ +QCameraBufferMaps::QCameraBufferMaps() +{ + memset(&mBufMapList, 0, sizeof(mBufMapList)); +} + +/*=========================================================================== + * FUNCTION : QCameraBufferMaps + * + * DESCRIPTION: copy constructor of QCameraBufferMaps + * + * PARAMETERS : + * @pBufferMaps : object to be copied + * + * RETURN : None + *==========================================================================*/ +QCameraBufferMaps::QCameraBufferMaps(const QCameraBufferMaps& pBufferMaps) +{ + memcpy(&mBufMapList, &pBufferMaps.mBufMapList, sizeof(mBufMapList)); +} + +/*=========================================================================== + * FUNCTION : QCameraBufferMaps + * + * DESCRIPTION: constructor of QCameraBufferMaps + * + * PARAMETERS : + * @pBufMapList : list of buffer maps + * + * RETURN : None + *==========================================================================*/ +QCameraBufferMaps::QCameraBufferMaps(const cam_buf_map_type_list& pBufMapList) +{ + memcpy(&mBufMapList, &pBufMapList, sizeof(mBufMapList)); +} + +/*=========================================================================== + * FUNCTION : QCameraBufferMaps + * + * DESCRIPTION: constructor of QCameraBufferMaps + * + * PARAMETERS : + * @pType : Type of buffer + * @pStreamId : Stream id + * @pFrameIndex : Frame index + * @pPlaneIndex : Plane index + * @pCookie : Could be job_id to identify mapping job + * @pFd : Origin file descriptor + * @pSize : Size of the buffer + * + * RETURN : None + *==========================================================================*/ +QCameraBufferMaps::QCameraBufferMaps(cam_mapping_buf_type pType, + uint32_t pStreamId, + uint32_t pFrameIndex, + int32_t pPlaneIndex, + uint32_t pCookie, + int32_t pFd, + size_t pSize) +{ + memset(&mBufMapList, 0, sizeof(mBufMapList)); + enqueue(pType, pStreamId, pFrameIndex, pPlaneIndex, pCookie, pFd, pSize); +} + +/*=========================================================================== + * FUNCTION : ~QCameraBufferMaps + * + * DESCRIPTION: destructor of QCameraBufferMaps + * + * PARAMETERS : None + * + * RETURN : None + *==========================================================================*/ +QCameraBufferMaps::~QCameraBufferMaps() +{ +} + +/*=========================================================================== + * FUNCTION : operator= + * + * DESCRIPTION: assignment operator of QCameraBufferMaps + * + * PARAMETERS : + * @pBufferMaps : object to be copied + * + * RETURN : *this, with updated contents + *==========================================================================*/ +QCameraBufferMaps& QCameraBufferMaps::operator=(const QCameraBufferMaps& pBufferMaps) +{ + if (&pBufferMaps != this) { + memcpy(&mBufMapList, &pBufferMaps.mBufMapList, sizeof(mBufMapList)); + } + return *this; +} + +/*=========================================================================== + * FUNCTION : enqueue + * + * DESCRIPTION: Add a buffer map + * + * PARAMETERS : + * @pType : Type of buffer + * @pStreamId : Stream id + * @pFrameIndex : Frame index + * @pPlaneIndex : Plane index + * @pCookie : Could be job_id to identify mapping job + * @pFd : Origin file descriptor + * @pSize : Size of the buffer + * + * RETURN : int32_t type of status + * NO_ERROR -- success + * none-zero failure code + *==========================================================================*/ +uint32_t QCameraBufferMaps::enqueue(cam_mapping_buf_type pType, + uint32_t pStreamId, + uint32_t pFrameIndex, + int32_t pPlaneIndex, + uint32_t pCookie, + int32_t pFd, + size_t pSize) +{ + uint32_t pos = mBufMapList.length++; + mBufMapList.buf_maps[pos].type = pType; + mBufMapList.buf_maps[pos].stream_id = pStreamId; + mBufMapList.buf_maps[pos].frame_idx = pFrameIndex; + mBufMapList.buf_maps[pos].plane_idx = pPlaneIndex; + mBufMapList.buf_maps[pos].cookie = pCookie; + mBufMapList.buf_maps[pos].fd = pFd; + mBufMapList.buf_maps[pos].size = pSize; + + return NO_ERROR; +} + +/*=========================================================================== + * FUNCTION : getCamBufMapList + * + * DESCRIPTION: Populate the list + * + * PARAMETERS : + * @pBufMapList : [output] the list of buffer maps + * + * RETURN : int32_t type of status + * NO_ERROR -- success + * none-zero failure code + *==========================================================================*/ +uint32_t QCameraBufferMaps::getCamBufMapList(cam_buf_map_type_list& pBufMapList) const +{ + memcpy(&pBufMapList, &mBufMapList, sizeof(pBufMapList)); + + return NO_ERROR; +} + +/*=========================================================================== + * FUNCTION : makeSingletonBufMapList + * + * DESCRIPTION: Create a buffer map list of a single element + * + * PARAMETERS : + * @pType : Type of buffer + * @pStreamId : Stream id + * @pFrameIndex : Frame index + * @pPlaneIndex : Plane index + * @pCookie : Could be job_id to identify mapping job + * @pFd : Origin file descriptor + * @pSize : Size of the buffer + * @pBufMapList : [output] the list of buffer maps + * + * RETURN : int32_t type of status + * NO_ERROR -- success + * none-zero failure code + *==========================================================================*/ +uint32_t QCameraBufferMaps::makeSingletonBufMapList(cam_mapping_buf_type pType, + uint32_t pStreamId, + uint32_t pFrameIndex, + int32_t pPlaneIndex, + uint32_t pCookie, + int32_t pFd, + size_t pSize, + cam_buf_map_type_list& pBufMapList) +{ + uint32_t rc = NO_ERROR; + + QCameraBufferMaps bufferMaps(pType, + pStreamId, + pFrameIndex, + pPlaneIndex, + pCookie, + pFd, + pSize); + rc = bufferMaps.getCamBufMapList(pBufMapList); + + return rc; +} + +}; // namespace qcamera |