[plug] Dual Sound cards

bk bk at bofh.ns.ca
Sat Jul 17 23:47:17 WST 1999


On Sat, Jul 17, 1999 at 12:23:10AM -0800, Trevor Phillips wrote:
> bk wrote:
> > 
> > I can play two mp3s at once (independent of each other) with my AudioPCI
> > 64 + ALSA. First mpg123 uses /dev/adsp0 the second uses /dev/adsp1. Do you
> > mean like that?
> 
> Does the card have multiple digital channels? Or is ALSA mixing the channels
> into one standard stereo out? I reckon the latter would be great in a sound
> driver! 

I guess it's mixing the channels into the one output. ALSA even supports
this with the sb16 which has only one DSP and does full-duplex.

-David (bk at bofh.ns.ca)


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