[linux-dvb] Re: DVD-Probs with v0.90

[Matthias Weingart <matthias@pentax.boerde.de>]

On Tue, Aug 07, 2001 at 06:08:07PM +0200, Klaus Schmidinger wrote:
> Jean-Claude Repetto wrote:
> > 
> > ----- Original Message -----
> > From: "Frank Schneider" <f.schneider@mb-schneider.de>
> > To: <linux-dvb@linuxtv.org>
> > Sent: Tuesday, August 07, 2001 5:21 PM
> > Subject: [linux-dvb] DVD-Probs with v0.90
> > 
> > > Hello,
> > >
> > > when I play a DVD i have all 10 Sec. horizontally flickers.
> > >
> > > I have vdr 0.90 and driver's from 03.08.2001
> > > I have an IDE DVD-LW.
> > >
> > > How can I solve it?
> > > Thank you .
> > >
> > >
> > It seems that you have the same problem as I have. Do you have also audio
> > drop-outs at the same time ? What CPU do you have ?
> > Please read my message sent to this list on 2 august, at 11:20 pm and look
> > at your CPU charge with the "top" utility.
> > There is a task, named "dvb_mon", that uses generally 0% CPU, but every 10
> > or 15 seconds it uses up to 40 or 50% CPU, and then the problems appears.
> > BTW, can somebody explain what exactly is the "Dvb_mon" task ?
> > 
> > Best regards,
> > 
> > Jean-Claude
> 
> As far as I understand it 'dvb_mon' is the part of the DVB driver that
> does the channel tuning.
> I guess what's kicking in every now and then is the AFC function.
> See DVB/driver/dvb.c for details.

Uuups, maybe vdr should disable channel tuning at all when playing dvd's?
With only one card and no EPG this should be possible. If vdr already
disabling this, try switch off background epg scanning. Maybe that will
solve your problem.

        Matthias


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