[mythtv-users] Turtle Beach Riviera /CMedia CMI8738 and optical SPDIF

Kevin Kuphal kuphal at dls.net
Mon Jan 29 20:22:30 UTC 2007

Clay wrote:
> Has anyone been able to get a Turtle Beach Riviera working on their system
> so that a 5.1 stream will go out of the optical connection?  (I have read
> here and there that Cmedia has advertised that it works, but it really
> doesn't)
> I can get 2 channels go do through, but no 5.1.  I am grinding through the
> email thread on this list about ac3 passthrough but no luck yet.  The
> following gives me 2 channels out of myth:
Sure.  This is my recommended card for optical out.  No funny .asoundrc 
needed.  Just set Myth for AC3 passthrough, turn on the IEC598 in the 
alsa-mixer and set your output device to alsa:default in Myth


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