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author | Michael Niedermayer <michael@niedermayer.cc> | 2018-07-18 22:22:35 +0200 |
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committer | Michael Niedermayer <michael@niedermayer.cc> | 2018-10-07 21:34:00 +0200 |
commit | 1a4a6d94ccb9be41e8ade9b26f5230b39b14b6e0 (patch) | |
tree | bef9465f5f64ec9f799067f88ead23d00c0d5479 | |
parent | 2be51cbeea352ea5fdfd3a4751f1960ba522174d (diff) | |
download | ffmpeg-1a4a6d94ccb9be41e8ade9b26f5230b39b14b6e0.tar.gz |
avutil/pixfmt: Document chroma plane size for odd resolutions
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit be0b77e6e83b61c2da338201b5ddfae1c9acedc5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r-- | libavutil/pixfmt.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavutil/pixfmt.h b/libavutil/pixfmt.h index e184a56672..34a1531489 100644 --- a/libavutil/pixfmt.h +++ b/libavutil/pixfmt.h @@ -42,6 +42,10 @@ * This is stored as BGRA on little-endian CPU architectures and ARGB on * big-endian CPUs. * + * @note + * If the resolution is not a multiple of the chroma subsampling factor + * then the chroma plane resolution must be rounded up. + * * @par * When the pixel format is palettized RGB32 (AV_PIX_FMT_PAL8), the palettized * image data is stored in AVFrame.data[0]. The palette is transported in |