(UVD RS780 first impression)

Christian König deathsimple at vodafone.de
Wed Aug 27 00:00:57 PDT 2014

Am 27.08.2014 um 05:40 schrieb Michel Dänzer:
> 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 
> .

Agree, that is exactly the expected behavior if you don't use the 
necessary mesa patch.

Please make sure you actually installed mesa into the correct path etc....


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