[PD] full duplex in redhat 7.1 and OSS

[mirko at petrovich.net]

Hi Guenter,





On Tue, 17 Jul 2001 16:30:49 +0200 (CEST) guenter geiger <geiger at epy.co.at> 


wrote:


>



>



>On 17 Jul 2001 mirko at petrovich.net wrote:



>> My problem is that I can't do full duplex in pd 0.33 with OSS drivers.When I run pd I get


:
>> 



>> /dev/dsp/ (readonly): Device or resource busy



>> input channels = 0, output channels = 2



>> 



>> 



>> If I run with -nodac  



>> I get:



>> 



>> input channels = 2, output channels = 0



>> OSS: issuing first ADC 'read' ... ...done.



>> 



>strange ... what does pd say with -verbose flag ?






$pd -verbose


Pd version 0.33 PATCH 2


 compiled 22:32:42 Jul 16 2001


device 1: tried /dev/midi; returned 3


device 1: tried /dev/midi; returned -1


device 1: tried /dev/midi00; returned -1


device 1: tried /dev/midi0; returned -1


couldn't open MIDI output device 1


opened 1 MIDI input device(s) and 0 MIDI output device(s).


opened audio output on /dev/dsp; got 2 channels


bytes per sample = 2


setting nfrags = 6, fragsize 1024





audiobuffer set to 40 msec


/dev/dsp (readonly): Device or resource busy


input channels = 0, output channels = 2


port 5400


Waiting for connection request... 


TCL_LIBRARY=/usr/local/lib/pd/tcl/library TK_LIBRARY=/usr/local/lib/pd/tk/library /usr/local/lib/pd/bin/pd-gui 5400


... connected





>Is pd -noadc working ?






yes, it is working.





$ pd -noadc -verbose


Pd version 0.33 PATCH 2


 compiled 22:32:42 Jul 16 2001


device 1: tried /dev/midi; returned 3


device 1: tried /dev/midi; returned -1


device 1: tried /dev/midi00; returned -1


device 1: tried /dev/midi0; returned -1


couldn't open MIDI output device 1


opened 1 MIDI input device(s) and 0 MIDI output device(s).


opened audio output on /dev/dsp; got 2 channels


bytes per sample = 2


setting nfrags = 6, fragsize 1024





audiobuffer set to 40 msec


input channels = 0, output channels = 2


port 5400


Waiting for connection request... 


TCL_LIBRARY=/usr/local/lib/pd/tcl/library TK_LIBRARY=/usr/local/lib/pd/tk/library /usr/local/lib/pd/bin/pd-gui 5400


... connected





>



>You checked that there is no other application accessing sound hardware ?






yes, there is no other application.It's very strange since jmax runs ok.





Thank you.





MIRKO PETROVICH


cl




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