[mythtv-users] SPDIF on Turtle Beach Riviera/CMI8738-MC6

Michael Haan michael.haan at gmail.com
Wed Apr 6 03:43:53 UTC 2005


On Apr 5, 2005 11:15 PM, Arron King <kinga8 at gmail.com> wrote:
> Hello,
> 
> I have been working on my setup for a while now, and the only thing
> that has been troublesome has been the sound.  Many thanks to this
> list and to Jarod for his guide!
> 
> I picked up a TB Riviera card, and can't seem to get the Myth to put
> sound out the SPDIF.  I can play sounds/music through the SPDIF  at
> the shell (either via aplay or mplayer).
> 
> I have been using the Digital Sound HowTo at -
> http://www.mythtv.info/moin.cgi/DigitalSoundHowTo.  This document has
> been tremedously helpful.    I am acutally using the .asoundrc file
> listed on that site.   I believe even though I have different
> hardware, that  the SPDIF for the Riviera is on device 2 of card 0
> (hw:0,2)
> 
> Here is the output of my aplay -l
> 
> aplay -l
> **** List of PLAYBACK Hardware Devices ****
> card 0: CMI8738MC6 [C-Media PCI CMI8738-MC6], device 0: CMI8738-MC6
> [C-Media PCI DAC/ADC]
>  Subdevices: 1/1
>  Subdevice #0: subdevice #0
> card 0: CMI8738MC6 [C-Media PCI CMI8738-MC6], device 1: CMI8738-MC6
> [C-Media PCI 2nd DAC]
>  Subdevices: 1/1
>  Subdevice #0: subdevice #0
> card 0: CMI8738MC6 [C-Media PCI CMI8738-MC6], device 2: CMI8738-MC6
> [C-Media PCI IEC958]
>  Subdevices: 1/1
>  Subdevice #0: subdevice #0
> 
> What I am hoping is that someone would either
> 
> A) share a .asoundrc file that allows them to use the SPDIF on a
> Turtle Beach Riviera (or similar chipset:  C-Media CMI8738-MC6) card.
> 
> or
> 
> B) help me understand how to figure out which audio device is the
> SPDIF so I can modify the asoundrc I have.
> 
> I've been lurking for a few days, searching the archives and google
> trying to find out what I am missing.  I've learned a lot - and hope
> someone can save me more head trauma  !!
> 
> Thanks!
> 
> Arron
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This card was a breeze compared to others.  I can't get to my
.asoundrc right now, but I found one on the web that worked out of the
box.  In myth, i set my device to "ALSA:spdif".  Hope that helps.


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