[mythtv-users] SPDIF howto? C-Media card

Big Wave Dave bigwavedave at gmail.com
Thu Feb 7 07:00:54 UTC 2008


On Feb 6, 2008 10:58 PM, Big Wave Dave <bigwavedave at gmail.com> wrote:
> On Feb 6, 2008 4:43 PM, Mark Hutchinson <mark at onnow.net> wrote:
> > Beating my head against the wall here.
> > C-Media based card with SPDIF out.
> > Just wanting to get this working.
> >
> > In Mythfrontend, audio setup, what is my device?
> >
> > Here is some output.  I am not sure how to test it from command line.
> > I have the SPDIF connected to some speakers with the optical, but cant
> > get any sound out.
> >
> > aplay -L
> >
> > 00-02: CMI8738-MC8 : C-Media PCI IEC958 : playback 1 : capture 1
> > 00-01: CMI8738-MC8 : C-Media PCI 2nd DAC : playback 1
> > 00-00: CMI8738-MC8 : C-Media PCI DAC/ADC : playback 1 : capture 1
> > [root at markmythhd ~]# aplay -L
> > default:CARD=CMI8738MC8
> >      C-Media PCI CMI8738-MC8, C-Media PCI IEC958
> >      Default Audio Device
> > front:CARD=CMI8738MC8,DEV=0
> >      C-Media PCI CMI8738-MC8, C-Media PCI DAC/ADC
> >      Front speakers
> > iec958:CARD=CMI8738MC8,DEV=0
> >      C-Media PCI CMI8738-MC8, C-Media PCI DAC/ADC
> >      IEC958 (S/PDIF) Digital Audio Output
> > null
> >      Discard all samples (playback) or generate zero samples (capture)
> >
> I would recommend looking at:
> http://www.mythtv.org/wiki/index.php/Configuring_Digital_Sound_with_AC3_and_SPDIF
> and
> http://www.mythtv.org/wiki/index.php/Configuring_Digital_Sound
>
> Dave
>
> ----------------------------------------------
> http://www.techsneeze.com
>

Also....
http://www.mythtv.org/wiki/index.php/Asoundrc_CMI8738-MC6

Best of luck!

Dave


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