Once upon a time, David Airlie <airlied(a)redhat.com> said:
> On Wed, Sep 28, 2022 at 4:02 AM Frantisek Zatloukal <fzatlouk(a)redhat.com>
wrote:
> > since this mesa change (
https://src.fedoraproject.org/rpms/mesa/c/94ef544b3f2125912dfbff4c6ef373f...
) in F37 and rawhide, the mesa package lost support for vaapi accelerated encoding and
decoding of h264, h265 and decoding of vc1 (
https://bugzilla.redhat.com/show_bug.cgi?id=2123998 ).
> >
> > It seems like a big regression from F36 for users with GPUs with open source
drivers (mainly AMD, maybe nVidia/other non x86...), that affects common use-cases of
Fedora Workstation, like watching videos, in-house game streaming, attending online
meetings and many more.
>
> This was an oversight being enabled prior to this, and I think we have
> to remove it from older Fedora as well. Fedora cannot ship anything
> that causes the OS to provide an API which exposes patent algorithms.
>
> The patent licensing around H264/H265 is such that providing this
> could leave Red Hat and other Fedora distributors exposed to legal
> problems.
But isn't this just providing for hardware decoding, where (presumably)
the hardware vendor arranged for whatever needed licenses?
The presumably is wrong. hw vendors do not cover the license costs for
the patents.
Dave.