[mythtv-users] XvMC and opengl problems

[Kevin Kuphal]

Mike wrote:
> I seem to be having a problem enabling XvMC... It works, but at really 
> high cpu load where as normal CPU load is low when it is off. I compiled 
> with the latest nvidia drivers and tried with or without the use of 
> twinview.
> ./configure --enable-xvmc --enable-opengl-vsync --enable-dvb
>
> Something about this doesn't seem quite right. vsync seems to be dying 
> for some reason and I think that is the reason XvMC takes up so much 
> CPU. Also, why does it try XvMC 3 times? Is that normal? Anybody have 
> any idea's as to what I'm doing wrong?
>   
Newer versions of the Nvidia drivers will eat all your CPU when using 
OpenGL Vsync.  either disable OpenGL vsync or move to a better version 
of the drivers like 7676 which work great with both.

Kevin