[linux-dvb] Re: Still A/V sync problems (PCR error?)

[Oliver Endriss <o.endriss@gmx.de>]

On Wednesday 05 November 2003 19:13, Johannes Stezenbach wrote:
> Oliver Endriss wrote:
> > On Wednesday 05 November 2003 15:17, Y2 Plugh wrote:
> > > I believe this timestamp can only come from the transponder PCR, since vdr 
> > > is not telling the driver the PCR pid, I concluded that the driver (firmware) 
> > > must be doing this.
> > 
> > vdr *always* sets the PCR pid in live view mode. If pcr pid (ppid) is
> > not specified, the video pid (vpid) is used.
> 
> This thread is about *playback*. The firmware resets the PCR PID
> when playback starts, but if vdr would set it again after playback has
> started there could be trouble. Klaus says that vdr does not
> do it, but a vdr patch exists which does it.

Ack. Vanilla vdr does not set the PCR pid in *playback* mode.
IMHO this would be pointless anyway.

My tests showed that the STC value 'jumps' once when playback is
started, and jumps again when playback is stopped. Nothing unusual.

Oliver


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