[mythtv-users] vdpau question

Blammo blammo.doh at gmail.com
Mon Jul 12 06:24:38 UTC 2010


On Sun, Jul 11, 2010 at 10:45 PM, GZ <gzornetzer.lists at gmail.com> wrote:
> On Sun, Jul 11, 2010 at 7:38 PM, Blammo <blammo.doh at gmail.com> wrote:
>>
>> On Wed, May 19, 2010 at 10:20 PM, GZ <gzornetzer.lists at gmail.com> wrote:
>> > On Wed, May 19, 2010 at 8:13 PM, Ronald Frazier <ron at ronfrazier.net>
>> > wrote:
>> >>
>> >> On Wed, May 19, 2010 at 11:49 AM, Blammo <blammo.doh at gmail.com> wrote:
>> >> > Also be warned in the current NV driver set (195.36.15 and older),
>> >> > there is at least (1) serious bug that affects using an add on Video
>> >> > card of a newer generation (8x00/9x00/2x0) with the integrated video
>> >> > chipsets (6x00/7x00) causing MPEG2 sparkle/dropout/etc within both
>> >> > MythTV and mplayer..
>> >>
>> >> I too would like more info. When you say "195.36.15 and older" are you
>> >> only referring to the 195.* drivers or are you including earlier lines
>> >> like 190.* ? I've got two frontends with integrated 7100 graphics and
>> >> add in G210 card. Both are running 190.53 and have been working
>> >> beautifully with VDPAU since december.
>> >>
>> > Now that I've gotten home, I can verify that it's the 190 series that is
>> > behaving for me.  I have an Geforce 7100 motherboard with a GT220.
>> > Vdpau
>> > works with mplayer.
>> > -GZ
>>
>>
>> Sorry for taking so long to respond.. this list can be daunting to follow.
>> :)
>>
>> Specifically the problem is with MPEG2 playback. All forms of
>> VC-1/MPEG4 seem to work fine.
>>
>>
>> start on this TRAC ticket I opened: http://svn.mythtv.org/trac/ticket/7571
>>
>> (If you look at the images attached to the ticket, you can see what it
>> looks like..the last two show it the most clearly..
>>
>> NVIDIA linux guru Steven Warren was also able to reproduce the issue,
>> and mentioned fixes coming in the 256 drivers.. all 8 pages are here:
>>
>> http://www.nvnews.net/vbulletin/showthread.php?t=136817
>
> Hmmm, well, I'm building a new OS image with F13 and atrpms.  I think
> they've got rpm's for the 256 drivers.  I'll try to test those in the next
> couple of weeks.  I also see that you ONLY have the problem when decoding
> MPEG2 and not h264 or VC-1.  I don't believe that I ever tested mpeg2 vdpau.
> -GZ

Footnote, upgraded to 256.35 from atrpms.net tonight... almost 3h of
flawless mpeg2 playback...Thank you Steven!


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