Package alsa-utils

Advanced Linux Sound Architecture (ALSA) utilities

http://www.alsa-project.org/

This package contains command line utilities for the Advanced Linux Sound
Architecture (ALSA).

General Commands (Section 1)
aconnect
aconnect is a utility to connect and disconnect two existing ports on ALSA sequencer system. The ports with the arbitrary subscription permission, such as...
alsactl
alsactl is used to control advanced settings for the ALSA soundcard drivers. It supports multiple soundcards. If your card has features that you can't seem to...
alsa-info.sh
alsa-info.sh is a command-line utility gathering information about the ALSA subsystem. It is used mostly for debugging purposes.
alsaloop
alsaloop allows create a PCM loopback between a PCM capture device and a PCM playback device. alsaloop supports multiple soundcards, adaptive clock...
alsamixer
alsamixer is an ncurses mixer program for use with the ALSA soundcard drivers. It supports multiple soundcards with multiple devices.
alsaunmute
alsaunmute is a shell script which runs the alsactl(1) utility with init argument (see the script for details).
amidi
amidi is a command-line utility which allows one to receive and send SysEx (system exclusive) data from/to external MIDI devices. It can also send any other...
amixer
amixer allows command-line control of the mixer for the ALSA soundcard driver. amixer supports multiple soundcards. amixer with no arguments will display the...
aplay
arecord is a command-line soundfile recorder for the ALSA soundcard driver. It supports several file formats and multiple soundcards with multiple devices. If...
aplaymidi
aplaymidi is a command-line utility that plays the specified MIDI file(s) to one or more ALSA sequencer ports.
arecordmidi
arecordmidi is a command-line utility that records a Standard MIDI File from one or more ALSA sequencer ports. To stop recording, press Ctrl+C.
aseqdump
aseqdump is a command-line utility that prints the sequencer events it receives as text. To stop receiving, press Ctrl+C.
aseqnet
aseqnet is an ALSA sequencer client which sends and receives event packets over network. Suppose two hosts connected by network, hostA as a server and hostB as...
iecset
iecset is a small utility to set or dump the IEC958 (or so-called "S/PDIF") status bits of the specified sound card via ALSA control API. When iecset is started...
speaker-test
speaker-test generates a tone that can be used to test the speakers of a computer. speaker-test by default will test the default device. If you want to test...
Miscellanea (Section 7)
alsactl_init
"alsactl init" provides soundcard specific initialization.