[vlc-devel] [PATCH] vaapi: support using DRM in the gl output
matmaul at gmail.com
Fri Jun 30 12:21:28 CEST 2017
Le ven. 30 juin 2017 à 00:10, Thomas Guillem <thomas at gllm.fr> a écrit :
> On Thu, Jun 29, 2017, at 22:47, Rémi Denis-Courmont wrote:
> > Le torstaina 29. kesäkuuta 2017, 21.43.16 EEST Mathieu Velten a écrit :
> > > Fixes #18445
> > This does not fix #18445.
> I did the same patch for the vaapi converter locally but didn't have an
> internet connection to propose it. I'm ok with your converter_vaapi.c
> changes but you shouldn't touch avcodec/vaapi.c. This module should
> still be usable if interop is not working.
> For me, it fixes #18445. This is no reason to prefer the old
> avcodec/vaapi DRM with software rendering when there is the direct
> rendering one working. This old module will be used if your system can't
> do interop.
The changes in vaapi.c allows gl output + DRM (non DR) to work.
I think it is doable to only initialize VADisplay in the decoder, and the
gl vout can
pick up this display on first image displayed. I'll have a look after the
However I think Rémi has a point, even with that patch something is wrong
when doing DRM + other vout.
It seems to decode well but it looks like we have a pixel format
negotiation problem somewhere,
SPU is not working and I get a bunch of:
[00007fa58801ca50] blend blend error: no matching alpha blending routine
(chroma: YUVA -> VAOP)
[00007fa58801ca50] core blend error: blending YUVA to VAOP failed
> > --
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