Pulseaudio Record System Audio

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Running pulseaudio inside docker container to record ...

https://stackoverflow.com/questions/64037579/running-pulseaudio-inside-docker-container-to-record-system-audio

I'm trying to set up a Docker container with Selenium that takes a recording of the browser with system audio using ffmpeg. I've got video working using Xvfb. Unfortunately, on the audio side, it seems to be more tricky. I thought I would set up a virtual pulseaudio sink inside the container, which would allow me to record its monitor:

Kubuntu/Pulseaudio: Record both mic and system audio ...

https://languor.us/kubuntu-pulseaudio-record-both-mic-and-system-audio

By default, the programs record either the system audio, or the mic audio (or if the program is shit, neither); they don't record both the system audio and the mic audio. The fix for this on my Kubuntu 16.04 (Xenial) system which uses the Pulseaudio system to manage audio is as follows: Install PulseAudio Volume Control using:

Record system output sound in Linux with pacat (Pulseaudio ...

https://www.funwithelectronics.com/?id=95

Record system output sound in Linux with pacat (Pulseaudio) When pulseaudio is used as the sound server of the system, there is a simple way to record the output sound to file on the command line using the pacat-command. This short article describes how to do it.

record_system_sound - Ubuntu Wiki

https://wiki.ubuntu.com/record_system_sound

Open Synaptic, or the Ubuntu Software Center, and search for and install the Pulse Audio Volume Control program called "pavucontrol". You can also click on this apt link to do so: apt://pavucontrol. Once you have it installed, you can now use it to re-direct your audio. It should be listed in your applications menu as "PulseAudio Volume Control". Go ahead and open it.

scripts - Record a program's output with PulseAudio - Ask ...

https://askubuntu.com/questions/60837/record-a-programs-output-with-pulseaudio

$ parec --format=s16le -d record-n-play.monitor | \ lame -r --quiet -q 3 --lowpass 17 --abr 192 - "temp.mp3" \ > /dev/null &1>/dev/null $ killall -q parec lame NB: To unmess everything or retry the procedure: Delete or reset the sinks by using this answer. pulseaudio -k works great to reset everything to session's defaults.

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