[mythtv-users] Partly OT: Output analog recordings to SPDIF
Ashley Clark
aclark at ghoti.org
Sun Apr 16 04:55:03 UTC 2006
I set up my SPDIF connection using the information at this page:
http://mythtv.org/wiki/index.php/Configuring_Digital_Sound
After using their revised asoundrc I'm using ALSA:digital as my
output device and I get clear PCM 2.0 sound and 5.1 pass-through.
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. When playing back analog video, the sound stutters
> and
> sounds like chipmunks. Googling has not yielded a working solution.
>
> My .asoundrc looks like this:
>
> pcm.!default {
> type plug
> slave.pcm dmix-nforce
> }
>
> #my spdif is device 2
> pcm.nforce-hw {
> type hw
> card 0
> device 2
> }
>
> pcm.dmix-nforce {
> type dmix
> ipc_key 1234
> ipc_perm 0666
> slave {
> #point the pcm to spdif
> pcm "nforce-hw"
> channels 2
> period_time 0
> buffer_time 0
> period_size 2048
> buffer_size 32768
> }
> }
>
> When I select ALSA:dmix-nforce as the device, mythfrontend complains
> that it cannot open the device. For now, I have to chose either
> ALSA:plug:spdif or /dev/dsp. I'd like to be able to keep it on one
> setting. Any ideas?
>
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Ashley Clark
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