mirror of https://github.com/NekoX-Dev/NekoX.git
112 lines
4.3 KiB
C++
112 lines
4.3 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 copy_mb.cpp
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*
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* \brief copy MB YUV data
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*
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* \date 2014.04.14 Created
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*
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*************************************************************************************
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*/
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#include "copy_mb.h"
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#include "macros.h"
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#include "ls_defines.h"
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/****************************************************************************
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* Copy functions
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****************************************************************************/
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void WelsCopy4x4_c (uint8_t* pDst, int32_t iStrideD, uint8_t* pSrc, int32_t iStrideS) {
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const int32_t kiSrcStride2 = iStrideS << 1;
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const int32_t kiSrcStride3 = iStrideS + kiSrcStride2;
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const int32_t kiDstStride2 = iStrideD << 1;
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const int32_t kiDstStride3 = iStrideD + kiDstStride2;
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ST32 (pDst, LD32 (pSrc));
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ST32 (pDst + iStrideD, LD32 (pSrc + iStrideS));
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ST32 (pDst + kiDstStride2, LD32 (pSrc + kiSrcStride2));
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ST32 (pDst + kiDstStride3, LD32 (pSrc + kiSrcStride3));
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}
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void WelsCopy8x4_c (uint8_t* pDst, int32_t iStrideD, uint8_t* pSrc, int32_t iStrideS) {
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WelsCopy4x4_c (pDst, iStrideD, pSrc, iStrideS);
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WelsCopy4x4_c (pDst + 4, iStrideD, pSrc + 4, iStrideS);
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}
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void WelsCopy4x8_c (uint8_t* pDst, int32_t iStrideD, uint8_t* pSrc, int32_t iStrideS) {
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WelsCopy4x4_c (pDst, iStrideD, pSrc, iStrideS);
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WelsCopy4x4_c (pDst + (iStrideD << 2), iStrideD, pSrc + (iStrideS << 2), iStrideS);
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}
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void WelsCopy8x8_c (uint8_t* pDst, int32_t iStrideD, uint8_t* pSrc, int32_t iStrideS) {
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int32_t i;
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for (i = 0; i < 4; i++) {
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ST32 (pDst, LD32 (pSrc));
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ST32 (pDst + 4 , LD32 (pSrc + 4));
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ST32 (pDst + iStrideD, LD32 (pSrc + iStrideS));
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ST32 (pDst + iStrideD + 4 , LD32 (pSrc + iStrideS + 4));
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pDst += iStrideD << 1;
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pSrc += iStrideS << 1;
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}
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}
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void WelsCopy8x16_c (uint8_t* pDst, int32_t iStrideD, uint8_t* pSrc, int32_t iStrideS) {
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int32_t i;
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for (i = 0; i < 8; ++i) {
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ST32 (pDst, LD32 (pSrc));
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ST32 (pDst + 4 , LD32 (pSrc + 4));
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ST32 (pDst + iStrideD, LD32 (pSrc + iStrideS));
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ST32 (pDst + iStrideD + 4 , LD32 (pSrc + iStrideS + 4));
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pDst += iStrideD << 1;
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pSrc += iStrideS << 1;
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}
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}
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void WelsCopy16x8_c (uint8_t* pDst, int32_t iStrideD, uint8_t* pSrc, int32_t iStrideS) {
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int32_t i;
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for (i = 0; i < 8; i++) {
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ST32 (pDst, LD32 (pSrc));
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ST32 (pDst + 4 , LD32 (pSrc + 4));
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ST32 (pDst + 8 , LD32 (pSrc + 8));
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ST32 (pDst + 12 , LD32 (pSrc + 12));
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pDst += iStrideD ;
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pSrc += iStrideS;
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}
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}
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void WelsCopy16x16_c (uint8_t* pDst, int32_t iStrideD, uint8_t* pSrc, int32_t iStrideS) {
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int32_t i;
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for (i = 0; i < 16; i++) {
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ST32 (pDst, LD32 (pSrc));
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ST32 (pDst + 4 , LD32 (pSrc + 4));
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ST32 (pDst + 8 , LD32 (pSrc + 8));
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ST32 (pDst + 12 , LD32 (pSrc + 12));
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pDst += iStrideD ;
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pSrc += iStrideS;
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}
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}
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