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

Rob Rosenfeld rob+mythtv-users at rosenfeld.to
Tue Jan 20 04:35:43 UTC 2009


On Mon, Jan 19, 2009 at 11:23 PM, Phil Wild <philwild at gmail.com> wrote:
>
>>
>>
>> i'll have to play around with manually changing that around.
>> passthrough is set to default, max audio is stereo, upmix is passive,
>> AC3 and DTS passthrough are both checked.
>>
>> still playing...
>>
>
> Hi Andrew,
>
> Before fiddling with mythtv, what sort of result do you get from the OS and
> alsa directly?
>
> Try aplay -Dhw:0,3 /some/dolbydigital/audio/file.wav

I got messages using aplay like "Warning: rate is not accurate
(requested = 44100Hz, got = 48000Hz)", so I was never sure if it was
supposed to work.

I wound up doing my sans-mythtv testing using the following form.
Note that for mplayer you use a period, instead of a comma, between
the zero and the three.

mplayer -ao alsa:device=hw=0.3 -afm hwac3 /some/dolbydigital/audio/file.wav


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