[mythtv-users] Re: mythtv 0.16 - unable to create AudioOutput

Vinton Coffman vintonc at redzone.com
Mon Sep 27 01:07:54 EDT 2004


>  I've just installed mythtv 0.16 and I am having sound problems.
> MythMusic works just fine but any other module which uses sound gives a
> "unable to create AudioOutput" message. I have compiled mythtv with and
> without OSS support but the problem does not go away.

This sounds like just the opposite problem I'm having.  Maybe they're 
related.  I have digital out for mythtv live and recorded, and 
mythvideo but only analog through /dev/dsp for mythmusic.  See details 
below.

Vinton

my previous posting
  I have ALSA output through the SPDIF working with live tv and recorded
by following the HOWTO on mythtv.info and using the second,
comprehensive .asoundrc file on that site. I changed mythtv's audio
device to "ALSA:mixed-digital" per the HOWTO and mythvideo to "-ao
alsa9:mixed-digital". Both work well. I can run aplay and get other
sounds to play while watching live tv, so there doesn't seem to be any
blocking going on.

I noticed some minor popping the other night but my myth box is Athlon
2500 and it was recording with both pvr-250's, flaggingcomms (low cpu
setting) and I was watching a previously recorded show. The popping
started when I skipped backward but went away by exiting and opening
the show again. Not worried about that, a faster cpu would probably
fix that.

The problem is I can't find a usable device for mythmusic. No matter
what I put in Setup->Media->music->general audio device, I get this
error "AudioOutput: timed-out opening 'ALSA:mixed-digital'." The AC3
pass thru is off too. This was the only solution I could find in the
archive, but I didn't have it set to start with.

Does anyone have SPDIF output working with mythmusic? What device did
you use? Is the the same as mythvideo or mythtv?



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