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#!/bin/sh
# sh-pulse --- Control script for pulseaudio volume and output sink
# Copyright © 2024 Runciter <runciter@pkbd.org>
#
# This file is part of sh-pulse.
#
# sh-pulse is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or (at
# your option) any later version.
#
# sh-pulse is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with sh-pulse. If not, see <http://www.gnu.org/licenses/>.
declare -a SINKS=($(pactl list short sinks | awk '{print $1}'))
if test "x${#SINKS[@]}" = x0
then
echo no sinks found, are you running pulseaudio?
exit 1
fi
declare -a SINKNAMES=($(pactl list short sinks | awk '{print $2}'))
declare -a INPUTS=($(pactl list short sink-inputs | awk '{print $1}'))
declare -a INPUTSINKS=($(pactl list short sink-inputs | awk '{print $2}'))
if test "x${#INPUTS[@]}" = x0
then
echo no inputs found, setting first sink as default sink
IS=0
pactl set-default-sink ${SINKNAMES[$IS]}
else
for (( I=0; I<${#SINKS[@]}; ++I ))
do
if test "x${INPUTSINKS[0]}" = "x${SINKS[$I]}"
then
IS=$I
fi
done
fi
case "$1" in
increase)
if test "x$2" = "x"
then
pactl set-sink-volume ${SINKS[$IS]} "+5%"
else
pactl set-sink-volume ${SINKS[$IS]} $2
fi
;;
decrease)
if test "x$2" = "x"
then
pactl set-sink-volume ${SINKS[$IS]} "-5%"
else
pactl set-sink-volume ${SINKS[$IS]} $2
fi
;;
togglemute)
pactl set-sink-mute ${SINKS[$IS]} toggle
;;
nextsink)
if test "x$(( ${IS}+1))" = "x${#SINKS[@]}"
then
IS=0
else
IS=$(($IS+1))
fi
pactl set-default-sink ${SINKNAMES[$IS]}
for (( I=0; I<${#INPUTS[@]}; ++I ))
do
pactl move-sink-input ${INPUTS[$I]} ${SINKS[$IS]}
done
;;
*)
echo "Usage: vlm {increase [INC]|decrease [INC]|togglemute|nextsink}"
echo " Volume increment INC is given as is to pactl."
echo " Default INC is +5% for increase, -5% for decrease."
echo " nextsink cycles audio outputs e.g. sound cards, usb, ..."
exit 2
;;
esac
exit 0
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