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|
#!/usr/bin/env bash
# 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
osd='no'
inc='2'
capvol='no'
maxvol='200'
autosync='yes'
# Muted status
# yes: muted
# no : not muted
curStatus="no"
active_sink=""
limit=$((100 - inc))
maxlimit=$((maxvol - inc))
reloadSink() {
active_sink=$(pacmd list-sinks | awk '/* index:/{print $3}')
}
function volUp {
getCurVol
if [ "$capvol" = 'yes' ]
then
if [ "$curVol" -le 100 ] && [ "$curVol" -ge "$limit" ]
then
pactl set-sink-volume "$active_sink" -- 100%
elif [ "$curVol" -lt "$limit" ]
then
pactl set-sink-volume "$active_sink" -- "+$inc%"
fi
elif [ "$curVol" -le "$maxvol" ] && [ "$curVol" -ge "$maxlimit" ]
then
pactl set-sink-volume "$active_sink" "$maxvol%"
elif [ "$curVol" -lt "$maxlimit" ]
then
pactl set-sink-volume "$active_sink" "+$inc%"
fi
getCurVol
if [ ${osd} = 'yes' ]
then
qdbus org.kde.kded /modules/kosd showVolume "$curVol" 0
fi
if [ ${autosync} = 'yes' ]
then
volSync
fi
}
function volDown {
pactl set-sink-volume "$active_sink" "-$inc%"
getCurVol
if [ ${osd} = 'yes' ]
then
qdbus org.kde.kded /modules/kosd showVolume "$curVol" 0
fi
if [ ${autosync} = 'yes' ]
then
volSync
fi
}
function getSinkInputs {
input_array=$(pacmd list-sink-inputs | grep -B 4 "sink: $1 " | awk '/index:/{print $2}')
}
function volSync {
getSinkInputs "$active_sink"
getCurVol
for each in $input_array
do
pactl set-sink-input-volume "$each" "$curVol%"
done
}
function getCurVol {
curVol=$(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 ' ')
}
function volMute {
case "$1" in
mute)
pactl set-sink-mute "$active_sink" 1
curVol=0
status=1
;;
unmute)
pactl set-sink-mute "$active_sink" 0
getCurVol
status=0
;;
esac
if [ ${osd} = 'yes' ]
then
qdbus org.kde.kded /modules/kosd showVolume ${curVol} ${status}
fi
}
function volMuteStatus {
curStatus=$(pacmd list-sinks | grep -A 15 "index: $active_sink$" | awk '/muted/{ print $2}')
}
# Prints output for bar
# Listens for events for fast update speed
function listen {
firstrun=0
pactl subscribe 2>/dev/null | {
while true; do
{
# If this is the first time just continue
# and print the current state
# Otherwise wait for events
# This is to prevent the module being empty until
# an event occurs
if [ $firstrun -eq 0 ]
then
firstrun=1
else
read -r event || break
if ! echo "$event" | grep -e "on card" -e "on sink"
then
# Avoid double events
continue
fi
fi
} &>/dev/null
output
done
}
}
function output() {
reloadSink
getCurVol
volMuteStatus
if [ "${curStatus}" = 'yes' ]
then
echo "ﱝ mute"
else
if [ $curVol -gt 70 ]; then
echo "$curVol%"
elif [ $curVol -gt 30 ]; then
echo "$curVol%"
else
echo "$curVol%"
fi
fi
} #}}}
reloadSink
case "$1" in
--up)
volUp
;;
--down)
volDown
;;
--togmute)
volMuteStatus
if [ "$curStatus" = 'yes' ]
then
volMute unmute
else
volMute mute
fi
;;
--mute)
volMute mute
;;
--unmute)
volMute unmute
;;
--sync)
volSync
;;
--listen)
# Listen for changes and immediately create new output for the bar
# This is faster than having the script on an interval
listen
;;
*)
# By default print output for bar
output
;;
esac
|
