shortcuts/mute_unmute_microphone.sh

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#!/bin/bash
# Function : Mute/Unmute Microphone
# Depends : alsa-utils
onoff=$(amixer set Capture toggle | grep 'Front' | tail -n 1 | sed -e 's/.*\[\(.*\)\]/\1/');
dash=$(if [ "$onoff" == 'on' ]; then echo -ne '-'; fi);
xset ${dash}led;
notify-send "Microphone" "The microphone is now $onoff." --hint int:transient:1 --icon=file:///usr/share/icons/Adwaita/scalable/devices/audio-input-microphone-symbolic.svg