[linux-audio-dev] emu10k1 multichannel support

Aaron aamehl at pop.actcom.net.il
Sun Jan 23 13:26:46 UTC 2005


HI
Thanks for the replay


I gather the only way I can get this patch is by rolling my own
kernel?

If so I guess I am stuck because with alsa I alway follow the adage if
it aint broke don't fix it.


So I will suffer with what I have in the meantime I guess.

Aaron
On Sat, Jan 22, 2005 at 05:02:39PM -0500 or thereabouts, Lee Revell wrote:
> On Sat, 2005-01-22 at 19:30 +0200, Aaron wrote:
> > HI,
> > 
> > Slightly related.
> > I have a sound blaster and want something simple.
> > 
> > I want a way to use all outputs I want two speakers and a headset to
> > work. 
> > 
> > Now I can only have one or the other.
> > 
> > the regular speaker out and the rear speaker out seem to be mutually
> > exclusive.
> > 
> > I want actually a way to toggle:
> > speakers only
> > headset only 
> > both working.
> > 
> > I also wonder if there is a way to route different outputs to
> > different places:
> > 
> > I am using the headset and seperately my children are listening to
> > mp3s over the speakers. Is this possible?
> > 
> 
> Yes, this should work.  With an SBLive, connect a JACK client to
> playback_1 and playback_2 to output directly to the front speakers, and
> connect to playback_3 and playback_4 to output directly to the rear
> speakers.  I think playback_5 and playback_6 correspond to center/LFE on
> the SBLive so you could use this to do 5.1 surround directly from a JACK
> client, which was not easily possible before.
> 
> > 
> > It may be that the mixer is what is confusing me (and I am most
> > confused over it)
> > 
> 
> Yes the mixer is confusing.  This device lets you bypass parts of the
> mixer by mapping the JACK ports directly onto the FX buses.  FWIW, the
> Windows mixer doesn't handle this device well either.
> 
> > Any help would be most appreciated.
> > 
> > Also when will this patch appear in a released alsa package for
> > debian?
> > 
> 
> Once it's stable.  Hopefully this will be in ALSA 1.0.9.  There were bad
> bugs in versions up to 0.04 but that one should work very well.
> 
> Lee
> 



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