Mutewatcher sets MIDI controls values to reflect the state of the Pulseaudio default sink and default source mute state.
You can configure mutewatcher using the following environment variables:
MUTEWATCHER_MIDI_DEVICE- Device name (or unique substring)MUTEWATCHER_MIDI_CHANNEL- Channel on which to send messagesMUTEWATCHER_SINK_LED- Control number to reflect sink (output) mute statusMUTEWATCHER_SOURCE_LED- Control number to reflect source (input) mute status