axfer (1) Linux Manual Page
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).
Synopsys
axfer subcommand direction optionssubcommand = transfer | list | version | help
direction = capture | playback
options = ( depends on subcommand )
Description
The axfer is a command-line recorder and player to transfer audio data frame between sound devices/nodes and files/stdin/stdout.Options
Subcommand
- transfer
- Performs transmission of audio data frame. Its detail is described in axfer-transfer(1) manual.
- list
- Dumps lists of available sound devices and nodes. Its detail is described in axfer-list(1) manual.
- version
- Prints version of this application (as the same version as alsa-utils package).
- help
- Prints a short message about subcommands for users to enter this application.
Direction
- capture
- Operates for capture transmission.
- playback
- Operates for playback transmission.
Exit Status
EXIT_SUCCESS (0) if run time successfully finished, else EXIT_FAILURE (1).Unit Test
This program has unit tests for internal implementation. Please refer to the manual of axfer-transfer for details.Compatibility To Aplay
The axfer 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