93 lines
3.9 KiB
C++
93 lines
3.9 KiB
C++
/*!
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* \copy
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* Copyright (c) 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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#include "imagerotate.h"
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WELSVP_NAMESPACE_BEGIN
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////
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CImageRotating::CImageRotating (int32_t iCpuFlag) {
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m_iCPUFlag = iCpuFlag;
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m_eMethod = METHOD_IMAGE_ROTATE;
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WelsMemset (&m_pfRotateImage, 0, sizeof (m_pfRotateImage));
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InitImageRotateFuncs (m_pfRotateImage, m_iCPUFlag);
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}
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CImageRotating::~CImageRotating() {
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}
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void CImageRotating::InitImageRotateFuncs (SImageRotateFuncs& sImageRotateFuncs, int32_t iCpuFlag) {
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sImageRotateFuncs.pfImageRotate90D = ImageRotate90D_c;
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sImageRotateFuncs.pfImageRotate180D = ImageRotate180D_c;
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sImageRotateFuncs.pfImageRotate270D = ImageRotate270D_c;
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}
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EResult CImageRotating::ProcessImageRotate (int32_t iType, uint8_t* pSrc, uint32_t uiBytesPerPixel, uint32_t iWidth,
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uint32_t iHeight, uint8_t* pDst) {
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if (iType == 90) {
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m_pfRotateImage.pfImageRotate90D (pSrc, uiBytesPerPixel, iWidth, iHeight, pDst);
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} else if (iType == 180) {
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m_pfRotateImage.pfImageRotate180D (pSrc, uiBytesPerPixel, iWidth, iHeight, pDst);
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} else if (iType == 270) {
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m_pfRotateImage.pfImageRotate270D (pSrc, uiBytesPerPixel, iWidth, iHeight, pDst);
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} else {
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return RET_NOTSUPPORTED;
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}
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return RET_SUCCESS;
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}
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EResult CImageRotating::Process (int32_t iType, SPixMap* pSrc, SPixMap* pDst) {
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EResult eReturn = RET_INVALIDPARAM;
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if ((pSrc->eFormat == VIDEO_FORMAT_RGBA) ||
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(pSrc->eFormat == VIDEO_FORMAT_BGRA) ||
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(pSrc->eFormat == VIDEO_FORMAT_ABGR) ||
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(pSrc->eFormat == VIDEO_FORMAT_ARGB)) {
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eReturn = ProcessImageRotate (iType, (uint8_t*)pSrc->pPixel[0], pSrc->iSizeInBits * 8, pSrc->sRect.iRectWidth,
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pSrc->sRect.iRectHeight, (uint8_t*)pDst->pPixel[0]);
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} else if (pSrc->eFormat == VIDEO_FORMAT_I420) {
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ProcessImageRotate (iType, (uint8_t*)pSrc->pPixel[0], pSrc->iSizeInBits * 8, pSrc->sRect.iRectWidth,
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pSrc->sRect.iRectHeight, (uint8_t*)pDst->pPixel[0]);
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ProcessImageRotate (iType, (uint8_t*)pSrc->pPixel[1], pSrc->iSizeInBits * 8, (pSrc->sRect.iRectWidth >> 1),
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(pSrc->sRect.iRectHeight >> 1), (uint8_t*)pDst->pPixel[1]);
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eReturn = ProcessImageRotate (iType, (uint8_t*)pSrc->pPixel[2], pSrc->iSizeInBits * 8, (pSrc->sRect.iRectWidth >> 1),
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(pSrc->sRect.iRectHeight >> 1), (uint8_t*)pDst->pPixel[2]);
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} else {
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eReturn = RET_NOTSUPPORTED;
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}
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return eReturn;
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}
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WELSVP_NAMESPACE_END
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