[mythtv-users] Nvidia GF8200 and VDPAU performance limits ?

George Mogielnicki george at begos.ca
Sun Feb 22 14:55:27 UTC 2009


> On Sun, 2009-02-22 at 11:09 +1100, Jean-Yves Avenard wrote:
>> Hi
>>
>> 2009/2/22 George Mogielnicki <george at begos.ca>:
>> > I have a bunch of questions to the VDPAU users
>> > - is the imperfect video motion common in the other cards ?
>>
>> With the current nvidia drivers, If you don't disable Composite then yes
>>
>> > - could it be that I hit the performance limit of this chipset ?
>> the 8xxx aren't the fastest.
>> To me it seems the the number of 3D shader units is a better
>> assessment on how well a video card will do VDPAU.
>> A reason why my 8400gs running at 678 MHz doesn't do a job anywhere as
>> good as my old 8600GT running at 600MHz
>
> My 8200 board handles vdpau quiet well, no problems even with Bob
> deinterlacer and hd content. The only problem is the slow 2d
> performance, but this seems to be a general nvidia issue.
>
> Stefan
>

Stefan;

Are you running 0.22 or 0.21-fixes ? Also, what is your HD source and
resolution. I'm capturing HD-PVR and 1080.

George




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