[mythtv-users] Partly OT: Output analog recordings to SPDIF

Michael T. Dean mtdean at thirdcontact.com
Sun Apr 16 06:16:17 UTC 2006


On 04/16/2006 01:40 AM, N Dugas wrote:
>>> On Apr 15, 2006, at 11:22 PM, N Dugas wrote:
>>>> I've been playing around with SPDIF and have been able to output HD 
>>>> sound to SPDIF. ...
>>>>
>>>> My .asoundrc looks like this:
>>>>
>>>> pcm.!default {
>>>>    type plug
>>>>    slave.pcm dmix-nforce
>>>> } ...
> Ah ha.  I found that if I uncheck the "Enable AC3 to SPDIF passthrough", 
> the audio is fine for the analog channels and it's only in stereo for 
> the the HD channels.  Any way of getting something suitable which would 
> allow me to use the SPDIF without any mucking about to enable the AC3 
> when watching HD recordings?

There's no way you'll ever get surround with the dmix plugin because 
it's a 2-channel plugin.  You'd be better off with ALSA:digital from the 
other .asoundrc .

Mike


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