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https://gitee.com/openharmony/third_party_ffmpeg
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80 lines
2.2 KiB
C
80 lines
2.2 KiB
C
/*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_COPY_BLOCK_H
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#define AVCODEC_COPY_BLOCK_H
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#include <stddef.h>
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#include <stdint.h>
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#include "libavutil/intreadwrite.h"
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static inline void copy_block4(uint8_t *dst, const uint8_t *src, ptrdiff_t dstStride, ptrdiff_t srcStride, int h)
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{
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int i;
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for (i = 0; i < h; i++) {
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AV_COPY32U(dst, src);
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dst += dstStride;
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src += srcStride;
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}
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}
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static inline void copy_block8(uint8_t *dst, const uint8_t *src, ptrdiff_t dstStride, ptrdiff_t srcStride, int h)
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{
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int i;
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for (i = 0; i < h; i++) {
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AV_COPY64U(dst, src);
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dst += dstStride;
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src += srcStride;
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}
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}
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static inline void copy_block9(uint8_t *dst, const uint8_t *src, ptrdiff_t dstStride, ptrdiff_t srcStride, int h)
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{
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int i;
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for (i = 0; i < h; i++) {
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AV_COPY64U(dst, src);
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dst[8] = src[8];
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dst += dstStride;
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src += srcStride;
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}
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}
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static inline void copy_block16(uint8_t *dst, const uint8_t *src, ptrdiff_t dstStride, ptrdiff_t srcStride, int h)
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{
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int i;
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for (i = 0; i < h; i++) {
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AV_COPY128U(dst, src);
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dst += dstStride;
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src += srcStride;
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}
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}
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static inline void copy_block17(uint8_t *dst, const uint8_t *src, ptrdiff_t dstStride, ptrdiff_t srcStride, int h)
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{
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int i;
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for (i = 0; i < h; i++) {
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AV_COPY128U(dst, src);
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dst[16] = src[16];
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dst += dstStride;
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src += srcStride;
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}
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}
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#endif /* AVCODEC_COPY_BLOCK_H */
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