[mythtv-users] Problems with 1920x1080 display

[Steve Skarda]

On 2/8/06, Jurgen Kramer <gtm.kramer at inter.nl.net> wrote:
>
> On Wed, 2006-02-08 at 15:08 -0500, Patrick A. Ouellette wrote:
> > On Wed, Feb 08, 2006 at 10:58:59AM -0800, Drew Tomlinson wrote:
> > > >>
> > > >
> > > > Yep, same problem here. Both mythvideo and mplayer make X consume
> 100%
> > > > CPU. Not even a CTRL-ALT-BACKSPACE will help. Running at 720p works
> > > > perfectly. I tryd using 1080i, maybe X/the nvidia driver has a
> problem
> > > > with interlacing?
> > > >
> > >
> > > Which nvidia driver are you using?  There have been many posts about
> > > nvidia driver versions greater than 7676 causing issues with OpenGL
> vsync.
> > >
> >
> > Thanks for the hint.  I saw the previous posts just *after* I hit the
> > send button.  I've been having this problem for a while and just decided
> > to start fixing it.  Seems to me I had myth 18.1 working with an earlier
> > nVidia driver (currently running 8178) at 1080i but output was slow
> > (prebuffer issues that are listed as fixed now).
> >
> > At lease XvMC almost works - that's next on the list (after 1080i
> > output).
> >
> How did you get that to work? With XvmcUsesTextures set to true?
>
> > I'll try the fixes suggested in the other thread(s).
> >
>
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http://www.nvnews.net/vbulletin/printthread.php?t=50221

7676 driver

nvidia-settings

set sync to vertical blank to off

"nvidia-settings -l"  everytime you start x

That fixed an identical problem for me.
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