Re: [linux-audio-dev] How does ASIO work?

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Subject: Re: [linux-audio-dev] How does ASIO work?
From: torbenh_AT_gmx.de
Date: Tue Jul 06 2004 - 16:05:25 EEST


On Tue, Jul 06, 2004 at 12:38:27PM +0200, Maarten de Boer wrote:
> Hello,
>
> I am preparing some slides about Linux audio, and while comparing Linux
> with Windows, I have been wondering how the ASIO drivers manage to
> obtain low latency on MS Windows, an operating system that does not seem
> capable of low latency in any other way. So what tricks did Steinberg
> come up with to get around that? I'd like to be able to say why the Linux
> approach is better/cleaner.

asio is doing some magic to call the process callback directly from the
soundcard interrupt.

i believe that the scheduler is not involved in this stuff.

>
> Maarten
>

-- 
torben Hohn
http://galan.sourceforge.net -- The graphical Audio language


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