At Thu, 02 Jan 2003 10:40:56 +0100,
Benny Sjostrand wrote:
>
> >
> >
> >Actually the drive that I use to send sound to the rears speakers is
> >"h:0,1" not "h:1,0". That's because the rear speakers controller is just
> >a subdevice of my first and only sound card. That works with no problems
> >sending sound only to the rear speakers but not to the four speakers.
> >I'm looking for a way to create surround sound using the four speakers.
> >There must be a way. Help please!
> >
> >
> >
> Oops! sorry for my misstake, I mean hw:0,0 -> front speakers and
> hw:0,1-> rear speakers (assuming that you got only one soundcard
> installed). In such way it's possible to control each speaker
> independently, programs like xine can take advantage of this.
>
> Then, whatever you want to do is just a software issue. It's not
> possible to send the same output to front and rear just via a simple
> "aplay ...", maybe it's possible to do magic via the .asoundrc stuff
> crearting a virtual device, but I dont know how to do that.
the latest alsa-lib cvs tree already includes the definition for
cs46xx. you'll be able to play a 4-channel wav file like
% aplay -Dsurround40 4channels.wav
Takashi
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