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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> | 2018-10-28 02:22:42 +0200 |
commit | 7489a527f000a8b48bfcd1c1dafcb68f310e1695 (patch) | |
tree | 50ebcac51f5eb1ff4c26fb9ff7557117644b5787 | |
parent | e225db5d758ccad0fd84bfa0649f77385faafd44 (diff) | |
download | ffmpeg-7489a527f000a8b48bfcd1c1dafcb68f310e1695.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 24889c8e52..8a26fa874c 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 |