[FFmpeg-devel] framepool width and potential patch for bug 9873

Paul B Mahol onemda at gmail.com
Sat Aug 20 16:17:35 EEST 2022


On Sat, Aug 20, 2022 at 2:30 PM Timo Rothenpieler <timo at rothenpieler.org>
wrote:

> On 20.08.2022 14:27, Brendan Hack wrote:
> > Oh, I think I've got the wrong end of the stick here in regards to what
> > align does in ff_frame_pool_video_init. Frei0r only needs the start of
> > the buffer to be aligned to 16 bytes. It doesn't need each _line_ to be
> > explicitly aligned to 16 bytes since its requirement that the width be a
> > multiple of 8 enforces that (since every 8 pixels is 32 bytes).
>
> Now that sounds like the align should be 8, not 16 or 1, in order for
> frames with odd sizes still work?
>

IIRC michael have wrote fix for frei0r filter, dunno if its merged.


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