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#!/bin/bash
# Function to get the class name of the focused application
get_focused_app_class() {
window_id=$(xdotool getactivewindow)
xdotool getwindowclassname $window_id
}
# Function to get the sink input ID based on the sink input name
get_sink_input_id() {
sink_input_name="$1"
pulsemixer --list-sinks | grep -i "$sink_input_name" | awk -F'ID: |, Name:' '{print $2}'
}
# Function to decrease the volume of a sink input
decrease_volume() {
sink_input_id="$1"
volume_decrease="$2"
pulsemixer --id "$sink_input_id" --change-volume -"$volume_decrease"
echo "Decreased volume of sink input $sink_input_id by $volume_decrease%"
}
# Configuration
volume_decrease_percentage=5
# Get the class name of the focused application
app_class=$(get_focused_app_class)
# Determine the sink input name based on the focused application class
case "$app_class" in
"qutebrowser"|"St"|"Zathura")
sink_input_name="Music Player Daemon"
;;
"Mednafen")
sink_input_name="mednafen"
;;
"mpv")
lower_volume_mpv
;;
*)
sink_input_name="$app_class"
;;
esac
if [ -n "$sink_input_name" ]; then
# Get the sink input ID based on the sink input name
sink_input_id=$(get_sink_input_id "$sink_input_name")
if [ -n "$sink_input_id" ]; then
# Decrease the volume of the specified sink input
decrease_volume "$sink_input_id" "$volume_decrease_percentage"
else
echo "Sink input not found for application: $sink_input_name"
fi
else
echo "No sink input name specified for application class: $app_class"
fi
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