[mythtv-users] Fedora 20 mythtv .27 audio issue

John Pilkington J.Pilk at tesco.net
Sun Aug 10 10:54:56 UTC 2014


On 09/08/14 15:09, Roger Siddons wrote:
> On Sat, 09 Aug 2014 14:14:23 +0100, Jean-Yves Avenard
> <jyavenard at gmail.com> wrote:
>
>
>
>
>     On 9 August 2014 22:27, Nick Campbell <westlandnick at gmail.com
>     <mailto:westlandnick at gmail.com>> wrote:
>
>         Yea I shouldn't have to manually enter them..  When I press
>         scan, I get nothing.  I'm not sure which I'm opening, I'm about
>
>
>     the only way you would get nothing at all is if myth wasn't compiled
>     with any audio framework support.
>
>     otherwise you would at least get an alsa device and a pulse one
>     (especially as you have pulseaudio running)
>
>
> Coincidentally, I saw the same issue on a clean install of Mythbuntu
> 14.04 (which includes pulseaudio), namely an "ALSA:default card invalid"
> popup and Scan populating the field with NULL.
>
> Afraid I didn't look too deeply into it : reinstalling alsa and
> rebooting got it working normally.
>
> For OP:
>
> grep -i alsa config.*
>
> in your mythtv dir will show you what you did actually build with.
>

I don't know if this script still exists in F20, and JYA's comments, 
plus the fact that your audio problem affects only MythTV, suggest that 
it might not be relevant, but in the past '/bin/alsaunmute' has restored 
puzzlingly missing audio for me.

John






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