[FFmpeg-devel] [PATCH 1/5] lavu/pixfmt: add Y210/AYUV/Y410 pixel formats
h.leppkes at gmail.com
Fri Jun 28 04:03:12 EEST 2019
On Fri, Jun 28, 2019 at 1:26 AM James Darnley <james.darnley at gmail.com> wrote:
> On 2019-06-28 04:26, Linjie Fu wrote:
> > Previously, media driver provided planar format(like 420 8 bit), but
> > for HEVC Range Extension (422/444 8/10 bit), the decoded image is
> > produced in packed format.
> > Y210/AYUV/Y410 are packed formats which are needed in HEVC Rext decoding
> > for both VAAPI and QSV:
> > - Y210: 422 10 BIT
> > - AYUV: 444 8 BIT
> > - Y410: 444 10 BIT
> Why am I suspicious that at least one of those is a re-ordered v210? I
> seem to recall that we rejected adding v210 to this list. Either they
> don't belong in this list or they don't belong because libavcodec has a
> proper decoder (at least for v210).
They are not quite as bad as v210 (and not related).
Microsoft documents them here as the recommended formats to be used on Windows:
More information about the ffmpeg-devel