[linux-audio-dev] Reliability of SPDIF sync w/ onboard audio?

Clemens Ladisch clemens at ladisch.de
Thu Mar 9 08:43:55 UTC 2006


drclaw at dogsolitude.org wrote:
> Ok, given a pair of commodity Linux PC's with cheapo onboard audio
> codecs capable of SPDIF input and output, assuming I sent identical
> input signals into both machines and didn't perform any processing in
> the middle, could I reasonably expect the output signals to be
> synchronized, or should I expect unpleasant phasing / delay effects
> when listening to both channels simultaneously as a result of the
> inherently flakey consumer-grade codecs?

Onboard codecs do not support synchronizing to an external signal.  The
output frequency will always be determined by their own sample clock.


Regards,
Clemens



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