Re: (UVD RS780 first impression)

From: "Michel Dänzer" <michel@daenzer.net>
To: Stefan Lange <lange_stefan@gmx.net>
Cc: dri-devel@lists.freedesktop.org
Subject: Re: (UVD RS780 first impression)
Date: Wed, 27 Aug 2014 12:40:39 +0900	[thread overview]
Message-ID: <53FD5337.7000108@daenzer.net> (raw)
In-Reply-To: <53FC964C.6000108@gmx.net>

On 26.08.2014 23:14, Stefan Lange wrote:
> Hi,
>
> first of all: Thanks a lot for putting effort into this sort of ancient
> hardware, I'm really surprised in a very positive way to see open source
> UVD support happen on old R600 GPUs. I gave the recently posted patches
> a shot an here is my first impression:
>
> Kernel from uvd-r600-release branch compiles and boots fine
> (I also included the 3.16.1 and Con Kolivas' ck/BFS patch as well, I
> hope that was OK; I could give it a try without modifications as well,
> if that would help.)
>
> Mesa with the posted patch applied also compiled fine
>
> First tests with mplayer were not so successful, unfortunately:
> I tried "big buck bunny" with both software and hardwarde decoding.
> Software looks OK (as expected). Hardware decoding seems to work,
> mplayer doesn't complain and CPU usage also goes down significantly, the
> resulting image is distorted, however.
> I tried to get a screen shots to illustrate the issue, see attachment.
> Looks like part of the top is found at the bottom, and look sort of like
> an interlaced image.

Sounds like you're missing 
http://cgit.freedesktop.org/mesa/mesa/commit/?id=80771e47b6c1e47ab55f17311e1d4e227a9eb3d8 
.

-- 
Earthling Michel Dänzer            |                  http://www.amd.com
Libre software enthusiast          |                Mesa and X developer