Bug#747663: mpv: hwdev=vaapi has bad quality output

[Kurt Roeckx]

On Sat, May 10, 2014 at 11:34:27PM +0200, Alessandro Ghedini wrote:
> On sab, mag 10, 2014 at 10:55:09 +0200, Kurt Roeckx wrote:
> > Package: mpv
> > Version: 0.3.9-1
> > 
> > Hi,
> > 
> > I've been using hwdec=vaapi for a while now and things looked
> > good.  Yesterday I upgraded from 0.3.8-1 to 0.3.9-1 and everything
> > I look at now looks really bad.
> 
> Does this mean that downgrading to 0.3.8-1 fixes the problem? There haven't been
> any changess to the vaapi code in 0.3.9, so I suspect this may not be mpv's
> fault.

No, still the same with 0.3.8-1.

> In particular, the most recent libav in sid/testing is supposed to fix a
> vaapi-related bug (#745655), what version of libavcodec54/libavformat54/etc...
> are you using? Does it get better if you upgrade/downgrade to a different
> version?

So today I got an update of those from 6:9.11-3+b3 to 6:9.13-1.
Downgradeing libavcodec54 back to 6:9.11-3+b3 fixes the issue.


Kurt