[mythtv-users] XvMC playback problem
st3v3.sm1th at gmail.com
Mon Sep 24 17:09:46 UTC 2007
On 24/09/2007, James Fidell <james at fidell.co.uk> wrote:
> Steve Smith wrote:
> > Let me guess, you're recording DVB (e.g. DVB-T/Freeview) streams right?
> Got it in one :) Specifically Freeview.
> > If so then I encountered the same problem, it turned out to be when the
> > stream contained more than one audio stream the playback would stutter
> > terribly.
> I did wonder if the problem might be something like that. For the first
> programme I've checked (the repeats of Torchwood on BBC3) there appear
> be two audio streams.
> However, almost all of my recordings appear to have two audio streams
> (according to mplayer -v). Is mplayer lying to me? (BBC1 & BBC2 seem to
> be a mixture of one and two streams; BBC3 appears to be all two streams)
> Could the problem be slightly more complicated than that?
> > I created a quick and dirty fix for mine that records only the first
> > stream I find (for the channel). Although logically this might encounter
> > problems (I should really look for the first stereo audio stream), in
> > practice I've encountered no problems....
> If I could work out how to, say, strip the second audio channel from the
> transport stream from a recording I know doesn't work and play the
> result back with mythtv that might be useful, I guess. Sadly we're now
> beyond the limits of my understanding :(
> mythtv-users mailing list
> mythtv-users at mythtv.org
Unfortunately I haven't figured out how to strip an audio channel from an
existing recording, only stop it from recording in the first place. With
your system you'll find that the recordings play fine with XvMC turned off.
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