[FFmpeg-devel] [PATCH 1/3] avformat/flv: add support for h265 streams

[Jean-Baptiste Kempf]

On Thu, 1 Jul 2021, at 18:15, James Almer wrote:
> >> Is there an official source for these numbers?
> > 
> > Apparently no. Neither does REALH263 or MPEG4 as far as i can see. But 
> > if there are files out there that can be demuxed with this change, as 
> > long as we don't support creating them, it should be fine.
> 
> There was some discussion on IRC and an old trac ticket where we had 
> decided to strictly support only what Apple defined in the spec was 
> linked as reference, so I'm withdrawing this set.

What I suggested, in the past, is to use the last ID (16?) to define an extra header, that would allow other FourCC, like H265, VP8/VP9, since that ID is not used anywhere I've seen yet.
It needs a documentation, though, since Adobe stopped working on the format.

Best,
-- 
Jean-Baptiste Kempf -  President
+33 672 704 734