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| author | Kirill Gavrilov <kirill@sview.ru> | 2013-08-12 19:29:35 +0400 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-08-12 18:10:14 +0200 |
| commit | 53f309c617394c0c8d955ac907863590d268292b (patch) | |
| tree | d31f1e48a51f63fbc985781e344f0978a141087c /libavutil/pixfmt.h | |
| parent | 2395ae22ce8b9eea7cb4ebd9f8d6d707496119b4 (diff) | |
| download | ffmpeg-53f309c617394c0c8d955ac907863590d268292b.tar.gz | |
pixfmt: extend description for planar YUV 9/10 bits formats
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavutil/pixfmt.h')
| -rw-r--r-- | libavutil/pixfmt.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/libavutil/pixfmt.h b/libavutil/pixfmt.h index d3d39ad9da..57da2a3ed9 100644 --- a/libavutil/pixfmt.h +++ b/libavutil/pixfmt.h @@ -146,9 +146,11 @@ enum AVPixelFormat { AV_PIX_FMT_BGR48BE, ///< packed RGB 16:16:16, 48bpp, 16B, 16G, 16R, the 2-byte value for each R/G/B component is stored as big-endian AV_PIX_FMT_BGR48LE, ///< packed RGB 16:16:16, 48bpp, 16B, 16G, 16R, the 2-byte value for each R/G/B component is stored as little-endian - //the following 10 formats have the disadvantage of needing 1 format for each bit depth, thus - //If you want to support multiple bit depths, then using AV_PIX_FMT_YUV420P16* with the bpp stored separately - //is better + /** + * The following 12 formats have the disadvantage of needing 1 format for each bit depth. + * Notice that each 9/10 bits sample is stored in 16 bits with extra padding. + * If you want to support multiple bit depths, then using AV_PIX_FMT_YUV420P16* with the bpp stored separately is better. + */ AV_PIX_FMT_YUV420P9BE, ///< planar YUV 4:2:0, 13.5bpp, (1 Cr & Cb sample per 2x2 Y samples), big-endian AV_PIX_FMT_YUV420P9LE, ///< planar YUV 4:2:0, 13.5bpp, (1 Cr & Cb sample per 2x2 Y samples), little-endian AV_PIX_FMT_YUV420P10BE,///< planar YUV 4:2:0, 15bpp, (1 Cr & Cb sample per 2x2 Y samples), big-endian |