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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 ...
No sound with portaudio after upgrading to alsa-lib-1.1.3 ...
https://github.com/PCSX2/pcsx2/issues/1775
The SDL2 audio module has no issues and downgrading to alsa-lib-1.1.2 will allow audio to work again. I also do not have pulseaudio installed so this happens with just alsa. I am not sure if this is a pcsx2, portaudio or alsa issue, but hopefully starting here will at …
Linux & PortAudio: Can you get it to work with the ALSA ...
https://github.com/supercollider/supercollider/issues/1944
I've built SC with -DAUDIOAPI=portaudio on my Fedora 25 machine (which uses PulseAudio).. When I start the server, the ALSA default device is chosen, which routes sound through PulseAudio. I am able to route sound into and out of SC via PA. I can also change the sample rate with s.options.sampleRate.The performance isn't reliable, however.
PortAudio - Audacity Wiki
https://wiki.audacityteam.org/wiki/PortAudio
Portaudio v18. This is the earlier version of PortAudio, but it has limited support for more modern audio APIs .In particular, it has no ALSA support on Linux. The Audacity version of PortAudio has been patched extensively, in particular to get our Mac CoreAudio support to work with a wider range of devices.. Portaudio v19
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).
Issues running with Portaudio (without jack) on linux ...
https://github.com/supercollider/supercollider/issues/1658
As soon as portaudio connects to the ALSA "default" device instead of the "hw:0,0", sound will stutter. Worse, once PulseAudio runs (standard Ubuntu behaviour), using the pulseaudio ALSA driver won't play anything.
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.
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