[PD] PortAudio/ALSA/Jack with 0.37 (CVS)

Frank Barknecht fbar at footils.org
Sat May 10 11:13:25 CEST 2003


Hallo,

I see, that Guenther is checking in 0.37 into CVS, so I'm giving it a
try (Linux). I've several questions regarding the changed audio/midi
subsystem. 

I built pd with "--enable-alsa" and "--enable-jack" still, but the
startup options "-alsa" and "-jack" don't work anymore.

I see that portaudio is used while compiling with these defines:
"-DUSEAPI_PORTAUDIO -DPA_USE_OSS ... -DUSEAPI_OSS"

Those can not be changes with configure-options, it seems. I then 
./configured in portaudio to use jack and Alsa, but it wouldn't
compile. Do I have too old a jack version? Even with ALSA only I get
several errors, but only in the "tests" which I uncommented in the
portaudio-makefile then. 

Now Pd gives errors while linking, even if I use 
"-DUSEAPI_PORTAUDIO -DPA_USE_ALSA ... -DUSEAPI_ALSA".

So: Does anyone here know, how I can Pd 0.37 get to use ALSA or
even JACK? OSS-emulation in ALSA does not work correctly on my laptop
with a USB-audio device.

Would (or will) it be possible to compile with both PA_ALSA and
PA_JACK and can I change at runtime, which one to use? 

Or will the old Alsa (or Jack) work again?

ciao
-- 
 Frank Barknecht                               _ ______footils.org__




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