[mythtv-users] digital audio driving me crazy
philwild at gmail.com
Mon Nov 9 13:57:50 UTC 2009
2009/11/9 Per Olausson <per.olauzzon at googlemail.com>:
> Hi. I am running Mythtv on ubuntu (mythubuntu) after getting rid of my
> previous setup based on gentoo (it was getting too demanding keeping up).
> On gentoo I used to (I believe) have digital audio all up and running fine,
> yet on this new setup I am scratching my head and becoming very frustrated.
> I have followed the wiki, other guides here and there and everywhere but not
> getting anywhere. I have 18 years experience on Unix/Linux so I know what I
> am doing. I think.
> Right. I cannot get digital audio playback working when watching something
> live on TV. Everything else appears to work.
> I get silence or cracks/squeaks. I have checked the board (DVB-C) and it is
> capable of AC3. Is there some kind of magic required to ensure that when
> recording or viewing something with AC3 the board is indeed getting the
> right sound out?
> I have played around with test.ac3 output and cannot get that to work
> neither. So I am assuming that something is wrong with my ALSA setup, but
> what I don't know. It is a nforce3 based board, I have an asoundrc file in
> my home directory etc.
> Does anyone have a minute/ideas or could point to a guide that certifiably
> works? It would be much appreciated.
I have the following also config file /etc/asound.conf
leave all mythtv settings as the defaults
phil at echo:~$ cat /etc/asound.conf
Change the line that says pcm "hw:0,3" to match the output you are
using on your system (look at aplay -l and using card 0 device 3 on my
More information about the mythtv-users