Subject: [linux-audio-user] USB, what's the story? (was: Firewire, what's the story?)
From: Ryan (ruinaudio_AT_comcast.net)
Date: Tue Dec 09 2003 - 19:49:06 EET
On Mon, 2003-12-08 at 18:29, Jack O'Quin wrote:
> Steve Harris <S.W.Harris_AT_ecs.soton.ac.uk> writes:
>
> > Latency shouldn't be an issue - the 1394 bus is low latency - higher
> > latency than PCI I expect, but still not measurable in audio terms.
>
> Does it have the same problem as USB, using fixed-time rather than
> fixed-size packets?
>
> I seem to recall that it does, but that the packet size is smaller,
> making the latency problem easier to deal with.
Is this fixed-time vs. fixed-size usb issue addressed in the 2.6 kernel
(or is it alsa or is it something else)?
Just curious where the "heart" of the issue is and what kind of time
line we are looking at.
thanks,
-ry
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