[mythtv-users] channel change delay with PVR350
steven.cruysberghs at pi.be
Sat Feb 14 05:09:56 EST 2004
I fixed the WAF thing by setting the option "Always use Browse mode when
changing channels in LiveTV" in the tv playback settings.
And you will proably find out that after a while you start watching less
and less live tv :-)
Op vr 13-02-2004, om 14:22 schreef Brian Stults:
> Malcolm wrote:
> > ----- Original Message -----
> > From: "Brian Stults" <bstults at crim.ufl.edu>
> >>When I change channels in mythtv, or if I change the setup and use the
> >>cable box to change the channel, I get a pretty serious delay. I'd say
> >>it's about 2 seconds. This makes flipping through channels impossible.
> >> I'm just wondering if this is normal, or if there might be something I
> >>can do to fix this.
> >>There was a thread a while back about this and David Engel wrote some
> >>patches to help with this, among other things. That thread ended back
> >>in early January, though, so I suspect that the changes are already
> >>rolled into 0.14.
> >>From what I understand it's normal. Myth has to encode the signal on a
> > capture card, buffer it, decode for your viewing. The process causes aprox
> > 2 to 3 sec delay. Commercially available PVRs like the Tivo and Replay also
> > have that delay.
> Long ago I had an AverMedia TVPhone tuner card. It was a BT848 card.
> When I used xawtv to view TV with it, I could flip really fast through
> the channels. I recognize that mythtv does a whole lot more than xawtv,
> but why is it that much different for just watching TV?
> I'm sure I'm just not understanding something about the internals of
> mythtv, but I'm curious. Channel flipping is also a big part of the WAF.
> Thanks again!
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