PipeWire 1.0.3
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pw-loopback

PipeWire loopback client

SYNOPSIS

pw-loopback [options]

DESCRIPTION

The pw-loopback program is a PipeWire client that uses the PipeWire loopback module to create loopback nodes, with configuration given via the command-line options.

OPTIONS

-h | --help
Show help.
-r | --remote=NAME
The name of the remote instance to connect to. If left unspecified, a connection is made to the default PipeWire instance.
-n | --name=NAME
Name of the loopback node
-g | --group=NAME
Name of the loopback node group
-c | --channels=NUMBER
Number of channels to provide
-m | --channel-map=MAP
Channel map (default [ FL, FR ])
-l | --latency=LATENCY
Desired latency in ms
-d | --delay=DELAY
Added delay in seconds (floating point allowed)
-C | --capture=TARGET
Target device to capture from
-P | --playback=TARGET
Target device to play to
--capture-props=PROPS
Wanted properties of capture node (in JSON)
--playback-props=PROPS
Wanted properties of capture node (in JSON)

AUTHORS

The PipeWire Developers <https://gitlab.freedesktop.org/pipewire/pipewire/issues>; PipeWire is available from <https://pipewire.org>

SEE ALSO

pipewire(1), pw-cat(1), pactl(1)

Other ways to create loopback nodes are adding the loopback module in the configuration of a PipeWire daemon, or loading the loopback module using Pulseaudio commands (pactl load-module module-loopback ...).