pw-loopback(1)

NAME
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 ...).