Subject: Re: [linux-audio-user] USB-Audio latency
From: Chris Pickett (chris.pickett_AT_mail.mcgill.ca)
Date: Wed Jul 28 2004 - 20:07:10 EEST
Clemens Ladisch wrote:
> Polashek, Matthew wrote:
>
>>2 - What the minimum latency of a USB-audio device is with Linux?
>
>
> I guess around 10 ms with default settings.
>
> The snd-usb-audio module has an undocumented parameter "nrpacks"
> which is equivalent to the number of milliseconds between USB
> interrupts. The default value is 4. You can try setting it to lower
> values; the minimum is 1.
Just out of curiousity, does all this apply to USB-MIDI as well?
Chris
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