Toogle PulseAudio output ports, disable/enable Auto-Mute Mode on Linux

toogle_sound_port.sh

#!/bin/sh

DEVICE='0' # Index/name of the device in `pacmd list-sinks`
CARD='1' # Card index in `cat /proc/asound/cards`
ACTIVE_SINK=$(pacmd list-sinks | grep 'active port' | awk '{ print $3 }')

if [ "$ACTIVE_SINK" = "<analog-output-headphones>" ]; then
	echo "[*] Enabling all analog output on $DEVICE."
	pacmd set-sink-port "$DEVICE" analog-output-lineout
	amixer -c "$CARD" sset 'Auto-Mute Mode' Disabled
else
	echo "[*] Enabling headphones only on $DEVICE."
	pacmd set-sink-port "$DEVICE" analog-output-headphones
	amixer -c "$CARD" sset 'Auto-Mute Mode' Enabled
fi

exit 0