[mythtv-users] Re: very serious A/V sync issues

[Axel Thimm]

On Mon, Mar 07, 2005 at 08:49:05AM -0500, Matt Vollmar wrote:
> Marcel Janssen wrote:
> >On Sunday 06 March 2005 22:57, Marcel Janssen wrote:
> >>On Sunday 06 March 2005 22:34, Marcel Janssen wrote:
> >>>When I record a program in mythtv it plays out of sync in mythtv (audio
> >>>is up to 2 seconds ahead of video)
> >>>mplayer plays the recorded files (the nuv files I recording with mythtv)
> >>>perfectly in sync.
> >>>This makes me believe that the recorded files are OK but mythtv playback
> >>>is wrong here.
> >>>
> >>>Now, it could be a problem with mythtv in relation to my system (fully up
> >>>to date FC3 with ATrpms), but since I have no problems with any other
> >>>video related software (xine,mplayer,oggle,xawtv etc) I have no clue left
> >>>what I could change on my system except mythtv to solve the issue.
> >>>
> >>>Which options affect A/V sync ?
> >>>If it is a bug in mythtv (which I believe), how can I analyze the problem
> >>>or submit data on this issue ?
> >>>
> >>Forgot to tell that I use OSS drivers for my soundcard because
> >>there are no alsa drivers available and I use SPDIF output.
> >
> >Could it be that OSS support is broken ?  Anyone having mythtv
> >working well with OSS drivers ?

Yes.

> Sounds to me like the opengl_vsync issue.  You need to recompile Myth 
> without opengl_vsync set.

Since Marcel is using ATrpms' build, he shouldn't have opengl_vsync
built in. Unless someone borked the packages at ATrpms, but then more
users would have issues.
-- 
Axel.Thimm at ATrpms.net
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