[mythtv-users] Help in playing hdtv

Brad DerManouelian myth at dermanouelian.com
Mon Feb 11 20:27:28 UTC 2008

> Hi there,
> I am running mythtv trunk version an try to get hdtv running  
> smoothly. First
> I have to say, that until running the trunk version (I had v0.20 fixes
> before) hdtv livetv was impossible. Now it is playing, but with a
> very "jittery" picture and skiped frames.
> I do not know if it is a problem of my hardware configuration:
> Gfx: GeForce 7300 SE with native nvidia driver
> CPU: Intel(R) Core(TM)2 CPU          6320  @ 1.86GHz
> Ram: 2GB
> So I think it is not too bad. But when I run "top" while playing a  
> livetv I
> see it is displaying about 100% till 140% for mythfrontend. So I  
> guess I
> reached the limits :-(
> Mythfronend is running as a normal user.
> So the question is if my hardware is not powerfull enough to play  
> hdtv, or
> if
> I have to tweak my config.
> Looking in the documentation did not show me a special configuration  
> hint.
> So maybe someone here has a similar config and can give me some  
> advice ?

I would start by looking at your xorg settings. Which nvidia driver  
are you using? Do you have:
Option "Use Events" "True" in your device section? If not, give that a  


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