[FFmpeg-devel] [PATCH] hwcontext_vaapi: Don't require a render node when deriving from DRM

[Mark Thompson]

On 28/08/2020 23:15, Mark Thompson wrote:
> The V4L2 driver does not actually have an associated DRM device at all, so
> users work around the requirement by giving libva an unrelated display-only
> device instead (which is fine, because it doesn't actually do anything with
> that device).  This was broken by bc9b6358fb7315c0173de322472641766f6289da
> forcing a render node, because the display-only device did not have an
> associated render node to use.  Fix that by just passing through the
> original non-render DRM fd if we can't find a render node.
> 
> Reported-by: Paul Kocialkowski <paul.kocialkowski at bootlin.com>
> ---
> Also tested by the reporter.  I'll apply this in a few days if there are no comments.

Applied.

Thanks,

- Mark