Tim Goetze wrote:
In the case of the current version of snd-usb-audio, the queue has the
same length as the buffer, but never more than 18 ms.
> And is it correct to assume that in a best-case scenario where the
Pro devices typically don't do this.
> and the period size coincides with the interval at which USB frames
This does not happen with Jack, where period sizes typically are a power
> the additional latency will be one period?
These two conditions have nothing to do with the queue length; they
ensure that USB interrupts happen exactly at period boundaries, i.e.,
that there is no jitter in the reported period interrupts.
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