40 lines
712 B
Bash
40 lines
712 B
Bash
#!/bin/sh
|
|
|
|
# SPDX-License-Identifier: GPL-2.0-or-later
|
|
# Copyright (C) 2023-present Fewtarius
|
|
|
|
|
|
# Source minimal predefined functions and variables
|
|
# to ensure as much performance as possible.
|
|
. /etc/profile.d/02-distribution
|
|
|
|
VOLUME=$(get_setting "audio.volume")
|
|
MAX_VOLUME=100
|
|
MIN_VOLUME=0
|
|
STEP=10
|
|
|
|
case ${1} in
|
|
"+"|"up")
|
|
VOLUME=$(( ${VOLUME} + ${STEP} ))
|
|
;;
|
|
"-"|"down")
|
|
VOLUME=$(( ${VOLUME} - ${STEP} ))
|
|
;;
|
|
*)
|
|
VOLUME=${1}
|
|
;;
|
|
esac
|
|
|
|
if (( ${VOLUME} < ${MIN_VOLUME} ))
|
|
then
|
|
VOLUME=${MIN_VOLUME}
|
|
elif (( ${VOLUME} > ${MAX_VOLUME} ))
|
|
then
|
|
VOLUME=${MAX_VOLUME}
|
|
elif [ -z "${VOLUME}"
|
|
then
|
|
VOLUME=60
|
|
fi
|
|
|
|
amixer set "${DEVICE_AUDIO_MIXER}" ${VOLUME}%
|
|
set_setting "audio.volume" ${VOLUME}
|