avutil/pixfmt: Document chroma plane size for odd resolutions

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2018-07-18 22:22:35 +02:00
parent 9cb3d8fcb7
commit be0b77e6e8
1 changed files with 4 additions and 0 deletions

View File

@ -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