[linux-audio-user] jack and sblive inputs

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To use a mic just use a stereo to dual mono splitter in the line input
and use either the left or right channel.

Jan

On Sat, 2004-05-22 at 06:32, michelangelo79@xxxxxxxxx wrote:
> Hi People! 
>  
> I've been searchin around to solve my little problem but couldnt find any 
> solution yet. 
>  
> I have a Creative Sound Blaster Live! sound card and the problem is that when 
> i star jack deamon, i have only 2 input channel and 2 output channel. 
> Not bad for the output (even if my sound card has more, i need only that two). 
> Too bad for the input!  
> I noticed that the two output channel are not really two separate channel, but 
> left channel and right channel of the same output plug in sblive. 
> In the same way the two input channel are left channel and right channel of 
> the line-in plug. 
> I wonder how can I add a third input channel for the microphone plug? (just 
> one 'cause mic is mono).  
>  
> To start jack i use qjackctl, i tried to put 3 input channels in the setup 
> section, but deamon do not start with this configuration! : 
> configuring for 44100Hz, period = 1024 frames, buffer = 2 periods 
> Couldn't open hw:0 for 32bit samples trying 24bit instead 
> Couldn't open hw:0 for 24bit samples trying 16bit instead 
> ALSA: cannot set channel count to 3 for capture 
> ALSA: cannot configure capture channel 
> cannot load driver module alsa 
> 13:33:10.468 JACK was stopped successfully. 
>  
> While when starting jack deamon with only 2 channels (one plug) the command 
> line used by qjackctl is: 
>  
> jackd -v -R -t500 -dalsa -dhw:0 -r44100 -p1024 -n2 -i2 -o2 
>  
> Any help is apriciated! :)  
> Thank you all! 
>  
> Michelangelo  
> 
> 


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