[mythtv-users] Fwd: Digital Audio on HDMI MB not working

Allen Edwards allen.p.edwards at gmail.com
Tue Jan 20 14:48:20 UTC 2009


On Tue, Jan 20, 2009 at 6:38 AM, Phil Wild <philwild at gmail.com> wrote:
>
>
> 2009/1/20 Phil Wild <philwild at gmail.com>
>>
>> Hold on everyone! I spoke too soon...
>>
>> I still have a problem with audio from mythmusic...
>>
>> I get no sound. In the log I see
>>
>> 2009-01-20 22:38:21.308 Opening audio device 'hw:0,3'. ch 2(2) sr 44100
>> 2009-01-20 22:38:21.308 Opening ALSA audio device 'hw:0,3'.
>> 2009-01-20 22:38:21.309 AudioOutput Error: Rate doesn't match (requested
>> 44100Hz, got 48000Hz)
>> 2009-01-20 22:38:21.309 AudioOutput Error: Unable to set ALSA parameters
>> Destroying SipFsm object
>>
>> I will keep you posted...
>>
>> Phil
>>
>
> I found this on the net... Could it be related?
>
> Problem:
> Aplay/mplayer only plays 48000 Hz stereo files, saying "[AO_ALSA] Unable to
> set hw-parameters: Invalid argument" and "aplay: set_params:961: Unable to
> install hw params:" irrespectively. No mono and no non-48kHz files work.
> Cause:
> Alsa doesn't know how to resample, but doesn't mention that even when you
> specifically ask it to in .asoundrc.
> Solution:
> Rebuild alsa-libs to include all the pcm plugins. In Gentoo, this means
> sticking ALSA_PCM_PLUGINS="*" in make.conf and emerge alsa-lib.
> Reason:
> Alsa should now be able to resample audio and magically play all the other
> formats, even without ~/.asoundrc or /etc/asound.conf
>
>
> --
> Tel: 0400 466 952
> Fax: 0433 123 226
> email: philwild AT gmail.com
>
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>
>



Just for a test could you delete or rename alsa.conf and see if that
makes any difference.

Allen


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