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| author | Jindřich Makovička <makovick@gmail.com> | 2005-02-27 08:56:26 +0000 |
|---|---|---|
| committer | Jindřich Makovička <makovick@gmail.com> | 2005-02-27 08:56:26 +0000 |
| commit | 655f688d54ab2a4160eafb26522c0d5f2791ca70 (patch) | |
| tree | e7ff19ff8378e8d1fcaa95a6a2af7a262c8d709d /libavcodec/libpostproc/postprocess_internal.h | |
| parent | c80d990fa91cb969286d66299d8f76e975a90d8e (diff) | |
support for negative strides
Originally committed as revision 3989 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/libpostproc/postprocess_internal.h')
| -rw-r--r-- | libavcodec/libpostproc/postprocess_internal.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/libavcodec/libpostproc/postprocess_internal.h b/libavcodec/libpostproc/postprocess_internal.h index 3d6728e2aa..01d4679adb 100644 --- a/libavcodec/libpostproc/postprocess_internal.h +++ b/libavcodec/libpostproc/postprocess_internal.h @@ -160,3 +160,11 @@ typedef struct PPContext{ } PPContext; +static inline void linecpy(void *dest, void *src, int lines, int stride) +{ + if (stride > 0) { + memcpy(dest, src, lines*stride); + } else { + memcpy(dest+(lines-1)*stride, src+(lines-1)*stride, -lines*stride); + } +} |