[mythtv-users] XvMC output not working

[Michael Haan]

On 6/5/05, Mario Limonciello <mario.mailing at gmail.com> wrote:
> Robert Tsai wrote:
> 
> >On Sun, Jun 05, 2005 at 11:56:12AM -0400, Mario Limonciello wrote:
> >
> >
> >>The particularly odd portion of this is that if XvMC output is
> >>attempted several times repeatedly (with mythtv for example), it
> >>will work around the 8-25th try.  Once it has started to work during
> >>a single X session, it will work until X is restarted, or logged out
> >>of. At this point the 8-25 trick has to be tried again.  This
> >>problem is particularly annoying (especially until I found this
> >>workaround), since I can't watch any HD content that I record.
> >>
> >>
> >
> >So if you disable XvMC, you can't watch any HD content?
> >
> >I thought all AMD64 CPUs would be beefy enough to do so ... I've been
> >using --disable-xvmc with the "old" nvidia drivers (7174 I think) and
> >have been able to watch HD fine on an Athlon64 3500+.
> >
> >I've never had any success with XvMC, but I've never had the patience
> >to try something that fails 3 times in a row, let alone 7-24 times in
> >a row :)
> >
> >--Rob
> >
> >
> >------------------------------------------------------------------------
> >
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> >
> >
> Thats the kind of odd part for me, HD content works fine at maybe 60-80
> cpu through mplayer or xine.  Through myth I can think of two times that
> HD played using Xv at 80 percent cpu.  Every other time i've tried with
> Xv in myth i'd encounter 100 percent cpu usage all by myth.
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> 

As you know, I have the same issues on an AMD64 3800.  Not using XvMC
(though I desperately want to) I can get HD to playback if I a) Enable
extra audio buffering and b) stop/restart several times.