ref: c532eb998c9f965aea988b08389e527cad8433a6
dir: /codec/common/src/copy_mb.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 copy_mb.cpp * * \brief copy MB YUV data * * \date 2014.04.14 Created * ************************************************************************************* */ #include "copy_mb.h" #include "macros.h" #include "ls_defines.h" /**************************************************************************** * Copy functions ****************************************************************************/ void WelsCopy4x4_c (uint8_t* pDst, int32_t iStrideD, uint8_t* pSrc, int32_t iStrideS) { const int32_t kiSrcStride2 = iStrideS << 1; const int32_t kiSrcStride3 = iStrideS + kiSrcStride2; const int32_t kiDstStride2 = iStrideD << 1; const int32_t kiDstStride3 = iStrideD + kiDstStride2; ST32 (pDst, LD32 (pSrc)); ST32 (pDst + iStrideD, LD32 (pSrc + iStrideS)); ST32 (pDst + kiDstStride2, LD32 (pSrc + kiSrcStride2)); ST32 (pDst + kiDstStride3, LD32 (pSrc + kiSrcStride3)); } void WelsCopy8x4_c (uint8_t* pDst, int32_t iStrideD, uint8_t* pSrc, int32_t iStrideS) { WelsCopy4x4_c (pDst, iStrideD, pSrc, iStrideS); WelsCopy4x4_c (pDst + 4, iStrideD, pSrc + 4, iStrideS); } void WelsCopy4x8_c (uint8_t* pDst, int32_t iStrideD, uint8_t* pSrc, int32_t iStrideS) { WelsCopy4x4_c (pDst, iStrideD, pSrc, iStrideS); WelsCopy4x4_c (pDst + (iStrideD << 2), iStrideD, pSrc + (iStrideS << 2), iStrideS); } void WelsCopy8x8_c (uint8_t* pDst, int32_t iStrideD, uint8_t* pSrc, int32_t iStrideS) { int32_t i; for (i = 0; i < 4; i++) { ST32 (pDst, LD32 (pSrc)); ST32 (pDst + 4 , LD32 (pSrc + 4)); ST32 (pDst + iStrideD, LD32 (pSrc + iStrideS)); ST32 (pDst + iStrideD + 4 , LD32 (pSrc + iStrideS + 4)); pDst += iStrideD << 1; pSrc += iStrideS << 1; } } void WelsCopy8x16_c (uint8_t* pDst, int32_t iStrideD, uint8_t* pSrc, int32_t iStrideS) { int32_t i; for (i = 0; i < 8; ++i) { ST32 (pDst, LD32 (pSrc)); ST32 (pDst + 4 , LD32 (pSrc + 4)); ST32 (pDst + iStrideD, LD32 (pSrc + iStrideS)); ST32 (pDst + iStrideD + 4 , LD32 (pSrc + iStrideS + 4)); pDst += iStrideD << 1; pSrc += iStrideS << 1; } } void WelsCopy16x8_c (uint8_t* pDst, int32_t iStrideD, uint8_t* pSrc, int32_t iStrideS) { int32_t i; for (i = 0; i < 8; i++) { ST32 (pDst, LD32 (pSrc)); ST32 (pDst + 4 , LD32 (pSrc + 4)); ST32 (pDst + 8 , LD32 (pSrc + 8)); ST32 (pDst + 12 , LD32 (pSrc + 12)); pDst += iStrideD ; pSrc += iStrideS; } } void WelsCopy16x16_c (uint8_t* pDst, int32_t iStrideD, uint8_t* pSrc, int32_t iStrideS) { int32_t i; for (i = 0; i < 16; i++) { ST32 (pDst, LD32 (pSrc)); ST32 (pDst + 4 , LD32 (pSrc + 4)); ST32 (pDst + 8 , LD32 (pSrc + 8)); ST32 (pDst + 12 , LD32 (pSrc + 12)); pDst += iStrideD ; pSrc += iStrideS; } }