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raspberry pi - RPi Pyaudio/Portaudio + ALSA: How to …
https://stackoverflow.com/questions/61323454/rpi-pyaudio-portaudio-alsa-how-to-select-change-mux-inputs
RPi Pyaudio/Portaudio + ALSA: How to select/change mux inputs. Ask Question Asked 1 year, 9 months ago. Active 1 year, 7 months ago. ... By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.
Linux & PortAudio: Can you get it to work with the ALSA ...
https://github.com/supercollider/supercollider/issues/1944
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: s.options.device="default" s.boot ( { f = LFSaw.kr(0.4, 0, 24, LFSaw.kr([8,7.23], 0, 3, 80)).midicps; CombN.ar(SinOsc.ar(f, 0, 0.04), 0.2, 0.2, 4) }.play)
PortAudio - an Open-Source Cross-Platform Audio API
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). It is intended to promote the exchange of audio software between developers on different platforms.
[Feature request] Manually Select an audio output device ...
https://github.com/UltraStar-Deluxe/USDX/issues/206
On my plateform i don't use pulse, only Alsa. Ultrastar-Deluxe use Portaudio to find alsa configuration and take the first device only. With asound.conf, .asoundrc, environments variables (force SDL and PortAudio to use specific device), i have didn't succeed to force UltraStar-Deluxe to use a specific card and device. it use only
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