[mythtv-users] Nvidia 8600 video tearing, how solve?

Michelle Dupuis support at ocg.ca
Wed Jul 25 02:34:04 UTC 2007


I have the SYNC TO VBLANK set in the nvidia-settings field...(and opengl
setting too).  No difference.

Where in myth is the option to use opengl sync? 

> -----Original Message-----
> From: mythtv-users-bounces at mythtv.org 
> [mailto:mythtv-users-bounces at mythtv.org] On Behalf Of Daniel Agar
> Sent: Tuesday, July 24, 2007 9:53 PM
> To: Discussion about mythtv
> Subject: Re: [mythtv-users] Nvidia 8600 video tearing, how solve?
> 
> > As my myth is getting better every day, I'm getting fussier :)  My 
> > next problem is regular tearing of the image during playback.  I 
> > started mythfrontend with "-v playback" and saw these errors:
> >
> > nVidiaVideoSync: VBlank ioctl did not work, unimplemented 
> in this driver?
> > DRMVideoSync: Could not open device /dev/dri/card0, No such file or 
> > directory
> >
> > I've got a new Nvidia 8600GS video card...so it should have 
> plenty of 
> > horsepower.  I'm running the latest drivers (ver 100.14.11) so the 
> > feature should be supported.
> >
> > Anyone know how to turn on this Vblank using the nvidia driver?
> > Solutions?
> >
> > Thanks,
> > MD
> >
> Try running nvidia-settings, there's an option in there to 
> enable sync to vblank also try enabling opengl sync within myth.
> 
> Daniel
> 
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