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PulseAudio - Wikipedia
https://en.wikipedia.org/wiki/PulseAudio#:~:text=PulseAudio%20acts%20as%20a%20sound%20server%2C%20where%20a,cards%2C%20remote%20network%20PulseAudio%20servers%2C%20or%20other%20processes%29.
linux - Configure pulseaudio default input port - Unix ...
https://unix.stackexchange.com/questions/612215/configure-pulseaudio-default-input-port
For instance, pacmd set-card-profile 0 output:analog-stereo+input:analog-stereo. First list your cards, by pacmd list-cards, then set the card's profile by using pacmd set-card-profile 0 output:analog-stereo+input:analog-stereo where you can replace the '0' in the command by the card's index number. Try keeping the same profile as described in the command, i.e. …
linux - How to configure PulseAudio to input/output via ...
https://superuser.com/questions/1157370/how-to-configure-pulseaudio-to-input-output-via-alsa
Once you have a working setup you could try something like pactl exit; pulseaudio --start. The --start option makes it run in the background, where you won't be able to see error messages. Use parecord -v t.wav and paplay -v t.wav to record and play a WAV file. You should be able to have these commands running at the same time.
PulseAudio/Examples - ArchWiki - Arch Linux
https://wiki.archlinux.org/title/PulseAudio/Examples
audio - Change PulseAudio Input/Output from Shell? - Unix ...
https://unix.stackexchange.com/questions/65246/change-pulseaudio-input-output-from-shell
pacmd set-default-source [sourcename]:: set the default input. pacmd set-sink-volume [index] [volume]:: set the sink volume. pacmd set-source-volume index volume:: volume control range 0 - 65536 (the lower the number the lower the volume) These are only a few that I've pulled out of the wiki & man page. Reference this for more detailed information.
pulseaudio - How to Pass/Record audio output as an …
https://askubuntu.com/questions/171287/how-to-pass-record-audio-output-as-an-input-device
pulseaudio - Collecting and mixing sound input from ...
https://askubuntu.com/questions/868817/collecting-and-mixing-sound-input-from-different-microphones
PulseAudio from the Command Line - Shallow Sky
https://shallowsky.com/linux/pulseaudio-command-line.html
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