[vdr] Re: A/V syncing in DVD replay

["Jean-Claude REPETTO" <jrepetto@francenet.fr>]

----- Original Message -----
From: Klaus Schmidinger <Klaus.Schmidinger@cadsoft.de>
To: <vdr@linuxtv.org>
Sent: Sunday, November 04, 2001 12:35 AM
Subject: [vdr] Re: A/V syncing in DVD replay


> Jean-Claude REPETTO wrote:
> >
> > ----- Original Message -----
> > From: Klaus Schmidinger <Klaus.Schmidinger@cadsoft.de>
> > To: <vdr@linuxtv.org>
> > Sent: Saturday, November 03, 2001 12:40 PM
> > Subject: [vdr] A/V syncing in DVD replay
> >
> > > I have uploaded a pre-release of VDR 0.98 to
> > >
> > >   ftp://ftp.cadsoft.de/pub/people/kls/vdr/vdr-0.98pre2.tgz
> > >
> > > which, amoung other fixes, contains this change to DVD replay.
> > >
> > > I would appreciate if those amoung you who have a DVD drive installed
> > > in their VDR machine could run tests with this version, and see
whether
> > > audio and video (replayed via the DVB card's A/V out!) are ok. There
> > > might be DVDs out there with A/V multiplexing different than the ones
> > > I had available for testing. If you have a DVD where audio/video
replay
> > > is broken or out of sync, please let me know.
> >
> > I have tested "Les visiteurs 2" and "The Corrs live at landsdowne road".
The
> > sound stays in sync with the video, but the video is jerky, about twice
per
> > second.
>
> So I take it that the audio is running smoothly (no chirping or
interruptions),
> but the video is not, right?

That's exactly was I am seeing.


> When the video "jerks", do you have the impression the a few frames are
shown
> "faster" than normal (which would indicate that the video catches up with
the audio)
> or does it seem like some frames are shown "slower" than normal (which
would mean
> that the video "waits" for the audio to catch up)?

Yes, it seems that some frames are missing. The video is faster than normal.
BTW, I am using libdvdread 0.9.1 and DVB driver from CVS 21 Sep 2001.

There is the same problem in VDR 0.98 final.
In VDR 0.97 the video was OK.

Jean-Claude