[mythtv-users] Choppy Video in mythfrontend, but not in xawtv

Kevin Kuphal kuphal at dls.net
Sat Dec 11 22:11:50 UTC 2004

Tom Williams wrote:

> Hi All,
> I am new to MythTv, but I have setup a RH9 box the details are below. 
> Here is what I am dealing with when I launch xawtv it seems fine the 
> video is smooth no big issues there, when I fire up mythfrontend, and 
> try to watch the video it seems very choppy, audio is out of sync…any 
> ideas?
> RH 9
> ATI Wonder VE – Comp. Input
> ATI Radeon AGP (installed with the ati drivers from their site)
> 100Gig Drive,
> 500Meg Ram
> Any thoughts or things I can look at, when I look at ‘top’ the CPU is 
> just getting nailed when mythfront is running I have even tried things 
> like renice -20 on the front end but still no luck…any help would be 
> greatly appreciated.
Your CPU shouldn't be getting pegged playing back much of anything. Can 
you run mythfrontend with --verbose all and report back the results? Are 
your video drivers Xv accelerated?


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