185 lines
7.3 KiB
C++
185 lines
7.3 KiB
C++
/*!
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* \copy
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* Copyright (c) 2009-2013, Cisco Systems
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* 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
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* are met:
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*
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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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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*
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* \file picture_handle.c
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*
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* \brief picture pData handling
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*
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* \date 5/20/2009 Created
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*
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*************************************************************************************/
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#include "picture_handle.h"
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#include "svc_motion_estimate.h"
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namespace WelsEnc {
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/*!
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* \brief alloc picture pData with borders for each plane based width and height of picture
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* \param cx width of picture in pixels
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* \param cy height of picture in pixels
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* \param need_data need pData allocation
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* \pram need_expand need borders expanding
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* \return successful if effective picture pointer returned, otherwise failed with NULL
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*/
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SPicture* AllocPicture (CMemoryAlign* pMa, const int32_t kiWidth , const int32_t kiHeight,
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bool bNeedMbInfo, int32_t iNeedFeatureStorage) {
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SPicture* pPic = NULL;
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int32_t iPicWidth = 0;
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int32_t iPicHeight = 0;
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int32_t iPicChromaWidth = 0;
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int32_t iPicChromaHeight = 0;
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int32_t iLumaSize = 0;
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int32_t iChromaSize = 0;
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pPic = static_cast<SPicture*> (pMa->WelsMallocz (sizeof (SPicture), "pPic"));
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WELS_VERIFY_RETURN_IF (NULL, NULL == pPic);
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iPicWidth = WELS_ALIGN (kiWidth, MB_WIDTH_LUMA) + (PADDING_LENGTH << 1); // with width of horizon
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iPicHeight = WELS_ALIGN (kiHeight, MB_HEIGHT_LUMA) + (PADDING_LENGTH << 1); // with height of vertical
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iPicChromaWidth = iPicWidth >> 1;
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iPicChromaHeight = iPicHeight >> 1;
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iPicWidth = WELS_ALIGN (iPicWidth,
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32); // 32(or 16 for chroma below) to match original imp. here instead of cache_line_size
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iPicChromaWidth = WELS_ALIGN (iPicChromaWidth, 16);
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iLumaSize = iPicWidth * iPicHeight;
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iChromaSize = iPicChromaWidth * iPicChromaHeight;
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pPic->pBuffer = (uint8_t*)pMa->WelsMalloc (iLumaSize /* luma */
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+ (iChromaSize << 1) /* Cb,Cr */
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, "pPic->pBuffer");
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WELS_VERIFY_RETURN_PROC_IF (NULL, NULL == pPic->pBuffer, FreePicture (pMa, &pPic));
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pPic->iLineSize[0] = iPicWidth;
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pPic->iLineSize[1] = pPic->iLineSize[2] = iPicChromaWidth;
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pPic->pData[0] = pPic->pBuffer + (1 + pPic->iLineSize[0]) * PADDING_LENGTH;
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pPic->pData[1] = pPic->pBuffer + iLumaSize + (((1 + pPic->iLineSize[1]) * PADDING_LENGTH) >> 1);
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pPic->pData[2] = pPic->pBuffer + iLumaSize + iChromaSize + (((1 + pPic->iLineSize[2]) * PADDING_LENGTH) >> 1);
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pPic->iWidthInPixel = kiWidth;
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pPic->iHeightInPixel = kiHeight;
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pPic->iFrameNum = -1;
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pPic->bIsLongRef = false;
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pPic->iLongTermPicNum = -1;
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pPic->uiRecieveConfirmed = 0;
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pPic->iMarkFrameNum = -1;
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if (bNeedMbInfo) {
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const uint32_t kuiCountMbNum = ((15 + kiWidth) >> 4) * ((15 + kiHeight) >> 4);
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pPic->uiRefMbType = (uint32_t*)pMa->WelsMallocz (kuiCountMbNum * sizeof (uint32_t), "pPic->uiRefMbType");
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WELS_VERIFY_RETURN_PROC_IF (NULL, NULL == pPic->uiRefMbType, FreePicture (pMa, &pPic));
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pPic->pRefMbQp = (uint8_t*)pMa->WelsMallocz (kuiCountMbNum * sizeof (uint8_t), "pPic->pRefMbQp");
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WELS_VERIFY_RETURN_PROC_IF (NULL, NULL == pPic->pRefMbQp, FreePicture (pMa, &pPic));
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pPic->sMvList = static_cast<SMVUnitXY*> (pMa->WelsMallocz (kuiCountMbNum * sizeof (SMVUnitXY),
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"pPic->sMvList"));
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WELS_VERIFY_RETURN_PROC_IF (NULL, NULL == pPic->sMvList, FreePicture (pMa, &pPic));
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pPic->pMbSkipSad = (int32_t*)pMa->WelsMallocz (kuiCountMbNum * sizeof (int32_t), "pPic->pMbSkipSad");
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WELS_VERIFY_RETURN_PROC_IF (NULL, NULL == pPic->pMbSkipSad, FreePicture (pMa, &pPic));
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}
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if (iNeedFeatureStorage) {
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pPic->pScreenBlockFeatureStorage = static_cast<SScreenBlockFeatureStorage*> (pMa->WelsMallocz (sizeof (
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SScreenBlockFeatureStorage), "pScreenBlockFeatureStorage"));
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int32_t iReturn = RequestScreenBlockFeatureStorage (pMa, kiWidth, kiHeight, iNeedFeatureStorage,
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pPic->pScreenBlockFeatureStorage);
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WELS_VERIFY_RETURN_PROC_IF (NULL, ENC_RETURN_SUCCESS != iReturn, FreePicture (pMa, &pPic));
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} else {
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pPic->pScreenBlockFeatureStorage = NULL;
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}
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return pPic;
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}
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/*!
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* \brief free picture pData planes
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* \param pPic picture pointer to be destoryed
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* \return none
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*/
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void FreePicture (CMemoryAlign* pMa, SPicture** ppPic) {
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if (NULL != ppPic && NULL != *ppPic) {
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SPicture* pPic = *ppPic;
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if (NULL != pPic->pBuffer) {
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pMa->WelsFree (pPic->pBuffer, "pPic->pBuffer");
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pPic->pBuffer = NULL;
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}
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pPic->pBuffer = NULL;
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pPic->pData[0] =
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pPic->pData[1] =
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pPic->pData[2] = NULL;
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pPic->iLineSize[0] =
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pPic->iLineSize[1] =
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pPic->iLineSize[2] = 0;
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pPic->iWidthInPixel = 0;
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pPic->iHeightInPixel = 0;
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pPic->iFrameNum = -1;
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pPic->bIsLongRef = false;
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pPic->uiRecieveConfirmed = 0;
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pPic->iLongTermPicNum = -1;
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pPic->iMarkFrameNum = -1;
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if (pPic->uiRefMbType) {
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pMa->WelsFree (pPic->uiRefMbType, "pPic->uiRefMbType");
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pPic->uiRefMbType = NULL;
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}
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if (pPic->pRefMbQp) {
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pMa->WelsFree (pPic->pRefMbQp, "pPic->pRefMbQp");
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pPic->pRefMbQp = NULL;
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}
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if (pPic->sMvList) {
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pMa->WelsFree (pPic->sMvList, "pPic->sMvList");
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pPic->sMvList = NULL;
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}
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if (pPic->pMbSkipSad) {
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pMa->WelsFree (pPic->pMbSkipSad, "pPic->pMbSkipSad");
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pPic->pMbSkipSad = NULL;
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}
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if (pPic->pScreenBlockFeatureStorage) {
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ReleaseScreenBlockFeatureStorage (pMa, pPic->pScreenBlockFeatureStorage);
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pMa->WelsFree (pPic->pScreenBlockFeatureStorage, "pPic->pScreenBlockFeatureStorage");
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pPic->pScreenBlockFeatureStorage = NULL;
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}
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pMa->WelsFree (*ppPic, "pPic");
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*ppPic = NULL;
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}
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}
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} // namespace WelsEnc
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