[FFmpeg-devel] [PATCH3/3] avfilter YUV aligment 32 bytesaligment for Y only and 16 bytes for UV.
Tue Sep 21 21:43:30 CEST 2010
"Richard Buteau" <rbuteau at rgbnetworks.com> writes:
>> "Richard Buteau" <rbuteau at rgbnetworks.com> writes:
>>> Hi all,
>>> Some encoder don't support linesize that aren't multiple. As an
>>> example they expect 720/360/360 for yuv image or 732/368/368.
>>> the avfilter align all linesize on 16 byte, this make a yuv 720/368/368.
>>> 720 isn't a multiple of 368.
>>> I added alignment on 32bytes for Y only so it's always 732/368/368
>> Why? Nothing requires alignment greater than 16. If something did,
>> this patch would be the wrong way to fix it.
> The other option to preserve 2:1 ratio between linesize and
What makes you believe such a requirement exists?
Also, don't top-post and do quote properly.
mans at mansr.com
More information about the ffmpeg-devel