Re: The ALSA Situation

[Florian Schmidt <mista.tapas@gmx.net>]

On Sat, 13 Nov 2004 11:42:54 +0100 (CET)
Jaroslav Kysela <perex@suse.cz> wrote:

> On Fri, 12 Nov 2004, Florian Schmidt wrote:
> 
> > Sadly i have no idea about how difficult it would be to code up such a
> > virtual soundcard module, but i suppose some of the
> > resampling/mixing/conversion code in ALSA-lib can be reused. I have never
> > attempted to program a module, so i leave judgement about this idea to the
> > gurus :)
> 
> I started coding of the loopback driver which simply makes this:
> 
> PCM loopback playback device -> PCM loopback capture device
> 
> With this module, we can do easy rerouting for OSS emulation from the 
> kernel space back to the user space and do all necessary extended 
> operation via alsa-lib before samples are sent to real sound hardware.

Hi, an irc user told me today that artsdsp seems to have an mmap
emulation that works for games like Enemy Territory (which uses mmap
with OSS). I haven't looked into the source yet, but maybe we can rip
some more :)

flo


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