[LAU] jack and the merging of soundcards

[Paul Davis]

On Thu, Nov 20, 2014 at 5:12 PM, Ede Wolf <listac at nebelschwaden.de> wrote:

> Thanks very much. I do know about zita-a2j any may end up using it for
> recording smtpe through onboard audio, at least as an experiment, but for
> standard audio I would like to avoid resampling whenever possible. Also,
> maybe pure superstition, that a2j attached soundcard always feels as just
> being second best, not treated equal.
>
> However, if I may re-ask, as it has not been quite clear to me: While alsa
> seems to be capable of handling two cards that way, would this also work
> for jack or would jack refuse to fail for this trick?
>

if the ALSA layer behaves, JACK has no idea what is going on. But this does
require that it manages to start all N cards within a 1 sample timeslice.
Theoretically, it should be possible to do this in microseconds.
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