[Jack-Devel] Does alsa_in reading from SPDIF input inject pops and clicks?

[crocket]

If I set the clock source of a USB soundcard to SPDIF, would the headphone
jack of the USB soundcard conform to the SPDIF clock, too?
Or, does the SPDIF clock source apply only to SPDIF In?

On Fri, Aug 9, 2019 at 7:21 AM Chris Caudle <chris at chriscaudle.org> wrote:

> On Thu, August 8, 2019 5:10 pm, crocket wrote:
> > Does changing clock source to internal clock or SPDIF make any difference
> > on pops and clicks?
>
> Your clock setting has to be consistent with the audio data flow.  If you
> are sourcing audio data from S/PDIF input and set the clock source to
> internal you will definitely get pops and clicks.  Internal clock should
> only be used when audio input is through the converters on the interface,
> or if you are only using S/PDIF for output.  The clock source should only
> be set to S/PDIF if you have a valid S/PDIF data stream present, and you
> should also verify that the sample rate you set for the interface matches
> the actual rate of the S/PDIF data.
>
> --
> Chris Caudle
>
>
>
>
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