ref: 3c753c42b891c51ca6715f64e8f8427a5f140107
dir: /codec/encoder/core/src/picture_handle.cpp/
/*! * \copy * Copyright (c) 2009-2013, Cisco Systems * 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. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT HOLDER 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. * * * \file picture_handle.c * * \brief picture pData handling * * \date 5/20/2009 Created * *************************************************************************************/ #include "picture_handle.h" #include "svc_motion_estimate.h" namespace WelsEnc { /*! * \brief alloc picture pData with borders for each plane based width and height of picture * \param cx width of picture in pixels * \param cy height of picture in pixels * \param need_data need pData allocation * \pram need_expand need borders expanding * \return successful if effective picture pointer returned, otherwise failed with NULL */ SPicture* AllocPicture (CMemoryAlign* pMa, const int32_t kiWidth , const int32_t kiHeight, bool bNeedMbInfo, int32_t iNeedFeatureStorage) { SPicture* pPic = NULL; int32_t iPicWidth = 0; int32_t iPicHeight = 0; int32_t iPicChromaWidth = 0; int32_t iPicChromaHeight = 0; int32_t iLumaSize = 0; int32_t iChromaSize = 0; pPic = static_cast<SPicture*> (pMa->WelsMallocz (sizeof (SPicture), "pPic")); WELS_VERIFY_RETURN_IF (NULL, NULL == pPic); iPicWidth = WELS_ALIGN (kiWidth, MB_WIDTH_LUMA) + (PADDING_LENGTH << 1); // with width of horizon iPicHeight = WELS_ALIGN (kiHeight, MB_HEIGHT_LUMA) + (PADDING_LENGTH << 1); // with height of vertical iPicChromaWidth = iPicWidth >> 1; iPicChromaHeight = iPicHeight >> 1; iPicWidth = WELS_ALIGN (iPicWidth, 32); // 32(or 16 for chroma below) to match original imp. here instead of cache_line_size iPicChromaWidth = WELS_ALIGN (iPicChromaWidth, 16); iLumaSize = iPicWidth * iPicHeight; iChromaSize = iPicChromaWidth * iPicChromaHeight; pPic->pBuffer = (uint8_t*)pMa->WelsMalloc (iLumaSize /* luma */ + (iChromaSize << 1) /* Cb,Cr */ , "pPic->pBuffer"); WELS_VERIFY_RETURN_PROC_IF (NULL, NULL == pPic->pBuffer, FreePicture (pMa, &pPic)); pPic->iLineSize[0] = iPicWidth; pPic->iLineSize[1] = pPic->iLineSize[2] = iPicChromaWidth; pPic->pData[0] = pPic->pBuffer + (1 + pPic->iLineSize[0]) * PADDING_LENGTH; pPic->pData[1] = pPic->pBuffer + iLumaSize + (((1 + pPic->iLineSize[1]) * PADDING_LENGTH) >> 1); pPic->pData[2] = pPic->pBuffer + iLumaSize + iChromaSize + (((1 + pPic->iLineSize[2]) * PADDING_LENGTH) >> 1); pPic->iWidthInPixel = kiWidth; pPic->iHeightInPixel = kiHeight; pPic->iFrameNum = -1; pPic->bIsLongRef = false; pPic->iLongTermPicNum = -1; pPic->uiRecieveConfirmed = 0; pPic->iMarkFrameNum = -1; if (bNeedMbInfo) { const uint32_t kuiCountMbNum = ((15 + kiWidth) >> 4) * ((15 + kiHeight) >> 4); pPic->uiRefMbType = (uint32_t*)pMa->WelsMallocz (kuiCountMbNum * sizeof (uint32_t), "pPic->uiRefMbType"); WELS_VERIFY_RETURN_PROC_IF (NULL, NULL == pPic->uiRefMbType, FreePicture (pMa, &pPic)); pPic->pRefMbQp = (uint8_t*)pMa->WelsMallocz (kuiCountMbNum * sizeof (uint8_t), "pPic->pRefMbQp"); WELS_VERIFY_RETURN_PROC_IF (NULL, NULL == pPic->pRefMbQp, FreePicture (pMa, &pPic)); pPic->sMvList = static_cast<SMVUnitXY*> (pMa->WelsMallocz (kuiCountMbNum * sizeof (SMVUnitXY), "pPic->sMvList")); WELS_VERIFY_RETURN_PROC_IF (NULL, NULL == pPic->sMvList, FreePicture (pMa, &pPic)); pPic->pMbSkipSad = (int32_t*)pMa->WelsMallocz (kuiCountMbNum * sizeof (int32_t), "pPic->pMbSkipSad"); WELS_VERIFY_RETURN_PROC_IF (NULL, NULL == pPic->pMbSkipSad, FreePicture (pMa, &pPic)); } if (iNeedFeatureStorage) { pPic->pScreenBlockFeatureStorage = static_cast<SScreenBlockFeatureStorage*> (pMa->WelsMallocz (sizeof ( SScreenBlockFeatureStorage), "pScreenBlockFeatureStorage")); int32_t iReturn = RequestScreenBlockFeatureStorage (pMa, kiWidth, kiHeight, iNeedFeatureStorage, pPic->pScreenBlockFeatureStorage); WELS_VERIFY_RETURN_PROC_IF (NULL, ENC_RETURN_SUCCESS != iReturn, FreePicture (pMa, &pPic)); } else { pPic->pScreenBlockFeatureStorage = NULL; } return pPic; } /*! * \brief free picture pData planes * \param pPic picture pointer to be destoryed * \return none */ void FreePicture (CMemoryAlign* pMa, SPicture** ppPic) { if (NULL != ppPic && NULL != *ppPic) { SPicture* pPic = *ppPic; if (NULL != pPic->pBuffer) { pMa->WelsFree (pPic->pBuffer, "pPic->pBuffer"); pPic->pBuffer = NULL; } pPic->pBuffer = NULL; pPic->pData[0] = pPic->pData[1] = pPic->pData[2] = NULL; pPic->iLineSize[0] = pPic->iLineSize[1] = pPic->iLineSize[2] = 0; pPic->iWidthInPixel = 0; pPic->iHeightInPixel = 0; pPic->iFrameNum = -1; pPic->bIsLongRef = false; pPic->uiRecieveConfirmed = 0; pPic->iLongTermPicNum = -1; pPic->iMarkFrameNum = -1; if (pPic->uiRefMbType) { pMa->WelsFree (pPic->uiRefMbType, "pPic->uiRefMbType"); pPic->uiRefMbType = NULL; } if (pPic->pRefMbQp) { pMa->WelsFree (pPic->pRefMbQp, "pPic->pRefMbQp"); pPic->pRefMbQp = NULL; } if (pPic->sMvList) { pMa->WelsFree (pPic->sMvList, "pPic->sMvList"); pPic->sMvList = NULL; } if (pPic->pMbSkipSad) { pMa->WelsFree (pPic->pMbSkipSad, "pPic->pMbSkipSad"); pPic->pMbSkipSad = NULL; } if (pPic->pScreenBlockFeatureStorage) { ReleaseScreenBlockFeatureStorage (pMa, pPic->pScreenBlockFeatureStorage); pMa->WelsFree (pPic->pScreenBlockFeatureStorage, "pPic->pScreenBlockFeatureStorage"); pPic->pScreenBlockFeatureStorage = NULL; } pMa->WelsFree (*ppPic, "pPic"); *ppPic = NULL; } } } // namespace WelsEnc