diff options
Diffstat (limited to 'libavcodec/copy_block.h')
-rw-r--r-- | libavcodec/copy_block.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/libavcodec/copy_block.h b/libavcodec/copy_block.h new file mode 100644 index 0000000..ec465db --- /dev/null +++ b/libavcodec/copy_block.h @@ -0,0 +1,61 @@ +/* + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef AVCODEC_COPY_BLOCK_H +#define AVCODEC_COPY_BLOCK_H + +#include <stdint.h> + +#include "libavutil/intreadwrite.h" + +static inline void copy_block8(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h) +{ + int i; + for(i=0; i<h; i++) + { + AV_COPY64U(dst, src); + dst+=dstStride; + src+=srcStride; + } +} + +static inline void copy_block9(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h) +{ + int i; + for(i=0; i<h; i++) + { + AV_COPY64U(dst, src); + dst[8]= src[8]; + dst+=dstStride; + src+=srcStride; + } +} + +static inline void copy_block17(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h) +{ + int i; + for(i=0; i<h; i++) + { + AV_COPY128U(dst, src); + dst[16]= src[16]; + dst+=dstStride; + src+=srcStride; + } +} + +#endif /* AVCODEC_COPY_BLOCK_H */ |