[mythtv] Seemingly simple and useful digital audio toggle

[Christian Oltenburger]

> I have my MythTV box hooked up to my TV via an analog stereo
> connection.  I also have the MythTV box hooked up to my surround
> receiver via an SPDIF output.  I use the analog output when just
> casually watching TV - the news, a TV show.  But I want to use digital
> surround pass-through when I'm watching a movie.  The trouble is that
> there's no easy way to switch outputs, as far as I can tell.
>  Obviously, I know how to go into settings and change the audio
> output, but this is cumbersome.
>
> In an ideal world, both streams would play simultaneously, and I'd
> just put on my surround receiver and mute the TV when I want to listen
> in surround.  I don't know why this would be hard to implement, since
> the SPDIF should just be a pass-through, but I've read that MythTV
> simply can't play two audio streams.
>
> Second best would be a simple menu choice or toggle to easily switch
> between audio outputs.  Any idea how I can do this?
>
>
Hi,

to stream the audio output to both interfaces you can setup a mixer via
alsa. I did this too to get audio on my TV via HDMI and the amplifier
via SPDIF.
Unfortunately I can't find the HOWTO anymore but searching the web for
"asound.conf HDMI spdif" should help you.

Regards,
Christian
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