[mythtv] Sync problem in LiveTV

[Michael T. Dean]

raptorjr wrote:

> I have a sync problem in LiveTV, and recordings too.
> Every 15-20 secunds the picture makes a little jump, and the sound is 
> fast forwarding
> to keep up. Atleast it sound kind of like that. The sound is jerky a 
> second or something
> and try to keep up with the picture. And then everything is fine again 
> for 15-20 seconds.
>  
> I've been trying several different settings in Playback to see if it 
> helps, but no help.
> Been trying different version of ivtv too, but it is the same problem 
> all the time.
>  
> I have a pvr-250 and i'm using the svn version of mythtv. The CPU is 
> only at 45-50%
> when running LiveTV, and i don't see more cpu used when the problem 
> occurs.
>  
> Does anyone have a clue on what i could do to get it to work?

Did you check:

Use video as timebase
Use the video as the timebase and warp the audio to keep it in sync. 
(Experimental)

If so, uncheck it.

Mike