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PulseAudio: pacat-simple.c - freedesktop.org
https://freedesktop.org/software/pulseaudio/doxygen/pacat-simple_8c-example.html
A simple but limited synchronous playback and recording API. pa_simple_drain. int pa_simple_drain (pa_simple *s, int *error) Wait until all data already written is played by the daemon. pa_simple_get_latency. pa_usec_t pa_simple_get_latency (pa_simple *s, int *error) Return the playback or record latency.
PulseAudio: pacat.c - Maemo
http://maemo.org/api_refs/5.0/5.0-final/pulseaudio/pacat_8c-example.html
pacat.c A playback and recording tool using the asynchronous API /***This file is part of PulseAudio.
pacat(1) - Linux man page
https://linux.die.net/man/1/pacat
pacat - Play back or record raw or encoded audio streams on a PulseAudio sound server Synopsis paplay [options] [FILE] parecord [ options] [FILE] pacat [ options] [FILE] parec [ options] [FILE] pamon [ options] [FILE] pacat --help pacat --version Description
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. In order to find the correct device you should run this command:
pacat.c\utils\src - pulseaudio/pulseaudio - PulseAudio ...
https://cgit.freedesktop.org/pulseaudio/pulseaudio/tree/src/utils/pacat.c
Meanwhile, the STDIN read(2) system call can return * a length much smaller than the frame-aligned size requested - leading to * invalid writes. This can be reproduced by choosing a starved STDIN backend * (e.g. "pacat /dev/random", "echo 1234 | pacat"), or an incomplete WAV file * in raw non-paplay mode.
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