[LAU] How to run jack at 8kHz sr?

Alexandre DENIS contact at alexandredenis.net
Thu Sep 17 16:01:38 UTC 2015

On Thu, 17 Sep 2015 17:08:22 +0200 (CEST)
Tim Goetze <tim at quitte.de> wrote:

> [Alessio Degani]
> > With my sound card, is impossible to set jack to run at 8 kHz.
> [...]
> > What can I do to test my algorithm at 8 kHz in realtime using jack?
> Jack does not support multirate processing, so you'll have to do the
> down- and upsampling in your client.  For a C application I'd look at
> libsamplerate first.

Or simpler : use the 'dummy' backend for jackd at 8kHz, and connect
your soundcard using zita-a2j/j2a.


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