Real Time Audio (SCHED_FIFO)

Jeff Rush jeff at
Sun Jul 29 11:36:26 CEST 2007

Esben Stien wrote:
> "Brad Midgley" <bmidgley at> writes:
>> tell us the big picture for what you want to do
> I want to be able to have real time low latency drop out free audio,
> which is not possible without jack.
> This is especially crucial for a phone or anything that deals with
> audio;).

Actually it depends on how much mixing you're doing.  At the hardware
interface they are using ALSA.

> I've heard now that JACK has been ported to openmoko, btw. I just hope
> it's used as the default sound server in openmoko.

Above ALSA, the default sound server for OpenMoko is PulseAudio, a very good
audio server.  It has features to support low-latency and realtime response.


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