[mythtv-users] Problem on only one station: Video is X.XXX frames ahead of audio

[George Mari]

Ray Lischner wrote:
> I'm running mythtv 0.21-fixes on Suse 10.3 on an FE-only box with a Core
> 2 Duo E4500, 1GB RAM, Inel G965 integrated video. Audio is pasthrough
> over S/PDIF to my receiver. Video out is a DVI daughter card, to an
> HDMI adapter to my TV.
> 
> Everthing works fine except for the local ABC affiliate (WMAR in
> Baltimore). Whenever I watch shows on ABC, the audio is intermittent.
> The playback log contains:
> 
> ...
> 2008-11-22 22:17:27.956 NVP: Video is 5.45154 frames ahead of audio,
>                         doubling video frame interval to slow down.
> 2008-11-22 22:17:27.989 NVP: Video is 4.4483 frames ahead of audio,
>                         doubling video frame interval to slow down.
> ...
> 
> Lots and lots of similar lines. I'm experimented with different playback
> profiles, checking and unchecking all the audio and video sync options,
> all without success.
> 
> I can watch 720p and 1080i on all other channels without any problem.
> I can watch ABC on ordinary PCs that don't use passthrough audio. I have
> a problem only with this one station on this one FE.
> 
> Any suggestions?
> --
> Ray Lischner
> 

I had a similar problem with some 720p shows from my local PBS 
affiliate.  Try turning on 'Extra audio buffering' in the frontend.

Setup->Setup->TV Setting->Playback

Or, if it's already on, try turning it off.