195 lines
4.1 KiB
Bash
Executable File
195 lines
4.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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# finds the active sink for pulse audio and increments the volume. useful when you have multiple audio outputs and have a key bound to vol-up and down
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osd='no'
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inc='2'
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capvol='no'
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maxvol='200'
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autosync='yes'
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# Muted status
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# yes: muted
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# no : not muted
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curStatus="no"
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active_sink=""
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limit=$((100 - inc))
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maxlimit=$((maxvol - inc))
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reloadSink() {
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active_sink=$(pacmd list-sinks | awk '/* index:/{print $3}')
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}
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function volUp {
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getCurVol
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if [ "$capvol" = 'yes' ]
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then
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if [ "$curVol" -le 100 ] && [ "$curVol" -ge "$limit" ]
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then
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pactl set-sink-volume "$active_sink" -- 100%
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elif [ "$curVol" -lt "$limit" ]
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then
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pactl set-sink-volume "$active_sink" -- "+$inc%"
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fi
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elif [ "$curVol" -le "$maxvol" ] && [ "$curVol" -ge "$maxlimit" ]
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then
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pactl set-sink-volume "$active_sink" "$maxvol%"
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elif [ "$curVol" -lt "$maxlimit" ]
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then
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pactl set-sink-volume "$active_sink" "+$inc%"
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fi
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getCurVol
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if [ ${osd} = 'yes' ]
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then
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qdbus org.kde.kded /modules/kosd showVolume "$curVol" 0
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fi
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if [ ${autosync} = 'yes' ]
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then
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volSync
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fi
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}
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function volDown {
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pactl set-sink-volume "$active_sink" "-$inc%"
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getCurVol
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if [ ${osd} = 'yes' ]
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then
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qdbus org.kde.kded /modules/kosd showVolume "$curVol" 0
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fi
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if [ ${autosync} = 'yes' ]
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then
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volSync
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fi
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}
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function getSinkInputs {
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input_array=$(pacmd list-sink-inputs | grep -B 4 "sink: $1 " | awk '/index:/{print $2}')
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}
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function volSync {
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getSinkInputs "$active_sink"
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getCurVol
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for each in $input_array
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do
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pactl set-sink-input-volume "$each" "$curVol%"
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done
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}
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function getCurVol {
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curVol=$(pacmd list-sinks | grep -A 15 "index: $active_sink$" | grep 'volume:' | grep -E -v 'base volume:' | awk -F : '{print $3}' | grep -o -P '.{0,3}%'| sed s/.$// | tr -d ' ')
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}
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function volMute {
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case "$1" in
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mute)
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pactl set-sink-mute "$active_sink" 1
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curVol=0
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status=1
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;;
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unmute)
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pactl set-sink-mute "$active_sink" 0
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getCurVol
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status=0
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;;
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esac
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if [ ${osd} = 'yes' ]
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then
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qdbus org.kde.kded /modules/kosd showVolume ${curVol} ${status}
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fi
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}
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function volMuteStatus {
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curStatus=$(pacmd list-sinks | grep -A 15 "index: $active_sink$" | awk '/muted/{ print $2}')
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}
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# Prints output for bar
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# Listens for events for fast update speed
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function listen {
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firstrun=0
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pactl subscribe 2>/dev/null | {
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while true; do
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{
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# If this is the first time just continue
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# and print the current state
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# Otherwise wait for events
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# This is to prevent the module being empty until
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# an event occurs
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if [ $firstrun -eq 0 ]
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then
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firstrun=1
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else
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read -r event || break
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if ! echo "$event" | grep -e "on card" -e "on sink"
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then
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# Avoid double events
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continue
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fi
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fi
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} &>/dev/null
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output
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done
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}
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}
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function output() {
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reloadSink
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getCurVol
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volMuteStatus
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if [ "${curStatus}" = 'yes' ]
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then
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echo " $curVol%"
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else
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echo " $curVol%"
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fi
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} #}}}
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reloadSink
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case "$1" in
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--up)
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volUp
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;;
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--down)
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volDown
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;;
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--togmute)
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volMuteStatus
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if [ "$curStatus" = 'yes' ]
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then
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volMute unmute
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else
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volMute mute
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fi
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;;
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--mute)
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volMute mute
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;;
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--unmute)
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volMute unmute
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;;
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--sync)
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volSync
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;;
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--listen)
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# Listen for changes and immediately create new output for the bar
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# This is faster than having the script on an interval
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listen
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;;
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*)
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# By default print output for bar
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output
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;;
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esac
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