Section: User Commands (1)
Updated: 28 November 2018
axfer - command-line sound recorder and player for sound devices and nodes
supported by Linux sound subsystem (Advanced Linux Sound Architecture, also
known as ALSA).
subcommand direction options
options = ( depends on
is a command-line recorder and player to transfer audio data frame between
sound devices/nodes and files/stdin/stdout.
Performs transmission of audio data frame. Its detail is described in
Dumps lists of available sound devices and nodes. Its detail is described in
Prints version of this application (as the same version as alsa-utils package).
Prints a short message about subcommands for users to enter this application.
Operates for capture transmission.
Operates for playback transmission.
(0) if run time successfully finished, else
This program has unit tests for internal implementation. Please refer to the
COMPATIBILITY TO APLAY
is designed to be compatible to aplay(1) as much as possible. In command line,
executions of aplay/arecord files under $PATH runs axfer with compatibility
mode if filesystem has symbolic link from the aplay/arecord to axfer.
$ ln -s aplay axfer
$ ln -s arecord axfer
A string to which arg points
When args in run time points to string ended with 'aplay', it has the
same meaning of
direction. When it points to string ended with 'arecord', it has the same
Options acknowledged as list subcommand
are acknowledged as
subcommand. Without them, the run time performs
Report any bugs to mailing list of ALSA community
> where the development and maintenance is
primarily done. Bug tracking service of alsa-utils repository on github.com is
Takashi Sakamoto <firstname.lastname@example.org