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PortAudio - an Open-Source Cross-Platform Audio API
PortAudio is a free, cross-platform, open-source, audio I/O library.It lets you write simple audio programs in 'C' or C++ that will compile and run on many platforms including Windows, Macintosh OS X, and Unix (OSS/ALSA).
PortAudio: pa_linux_alsa.h File Reference
http://files.portaudio.com/docs/v19-doxydocs/pa__linux__alsa_8h.html
Set the path and name of ALSA library file if PortAudio is configured to load it dynamically (see PA_ALSA_DYNAMIC). This setting will overwrite the default name set by PA_ALSA_PATHNAME define. Parameters. pathName. Full path with filename. Only filename can be used, but dlopen () will lookup default searchable directories (/usr/lib;/usr/local ...
c++ - Portaudio and ALSA: "Cannot obtain info for CTL …
https://stackoverflow.com/questions/27552562/portaudio-and-alsa-cannot-obtain-info-for-ctl-elem
After I copied the header portaudio.h and libportaudio.a to the test directory, I managed to compile successfully patest_sine8.c with: When I run the program the output is the following: PortAudio Test: output signed 8 bit sine wave. ALSA lib setup.c:548: (add_elem) Cannot obtain info for CTL elem (MIXER,'AC97 2ch->4ch Copy Switch',0,0,0): No ...
Linux & PortAudio: Can you get it to work with the ALSA ...
https://github.com/supercollider/supercollider/issues/1944
PortAudio is talking to PulseAudio using its ALSA compatibility layer. As described in #1943 , the PulseAudio default ALSA device reports 32 in and out channels. With this setup, the following works mostly (*) fine with sclang:
PortAudio: Public API definitions for users of PortAudio
http://files.portaudio.com/docs/v19-doxydocs/group__public__header.html
JACK-specific PortAudio API extension header file. file pa_linux_alsa.h ALSA-specific PortAudio API extension header file. file pa_mac_core.h CoreAudio-specific PortAudio API extension header file. file pa_win_ds.h DirectSound-specific PortAudio API extension header file. file pa_win_wasapi.h WASAPI-specific PortAudio API extension header file.
GitHub - PortAudio/portaudio: PortAudio is a cross ...
https://github.com/PortAudio/portaudio
PortAudio - portable audio I/O library. PortAudio is a portable audio I/O library designed for cross-platform support of audio. It uses either a callback mechanism to request audio processing, or blocking read/write calls to buffer data between the native audio subsystem and the client.
PortAudio: pa_linux_alsa.h Source File
http://files.portaudio.com/docs/v19-doxydocs/pa__linux__alsa_8h_source.html
PortAudio: pa_linux_alsa.h Source File. Go to the documentation of this file. 1 #ifndef PA_LINUX_ALSA_H. 2 #define PA_LINUX_ALSA_H. 3.
PortAudio: pa_linux_alsa.c File Reference
http://files.portaudio.com/docs/v19-doxydocs-dev/pa__linux__alsa_8c.html
Set the path and name of ALSA library file if PortAudio is configured to load it dynamically (see PA_ALSA_DYNAMIC). This setting will overwrite the default name set by PA_ALSA_PATHNAME define. Parameters. pathName: Full path with filename. Only filename can be used, but dlopen() will lookup default searchable directories (/usr/lib;/usr/local ...
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