90 lines
2.4 KiB
Bash
Executable file
90 lines
2.4 KiB
Bash
Executable file
#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0-or-later
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# Copyright (C) 2020-present Shanti Gilbert (https://github.com/shantigilbert)
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# Copyright (C) 2020-present Fewtarius
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# Source predefined functions and variables
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. /etc/profile
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round() {
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awk -v val=$1 'BEGIN{print int((val+5/2)/5) * 5}'
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}
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if [ "${1}" == "toggleaudio" ];then
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# Toggle audio output
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CURRENTAUDIO=$(get_setting "audio.device")
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case "${CURRENTAUDIO}" in
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"headphone")
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echo "setting speakers"
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amixer cset name='Playback Path' SPK
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set_setting "audio.device" "speakers"
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;;
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"auto"|"speakers"|*)
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echo "setting headphones"
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amixer cset name='Playback Path' HP
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set_setting "audio.device" "headphone"
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;;
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esac
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fi
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if [ "${1}" == "setaudio" ];then
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# Set audio output second parameter is either headphones or speakers
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case "${2}" in
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"headphone")
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echo "setting headphones"
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amixer cset name='Playback Path' HP
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set_setting "audio.device" "headphone"
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;;
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"auto"|"speakers"|*)
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echo "setting speakers"
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amixer cset name='Playback Path' SPK
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set_setting "audio.device" "speakers"
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;;
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esac
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fi
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if [ "${1}" == "vol" ];then
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VOLSTEP=1
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if [ -n "${3}" ]; then
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VOLSTEP="${3}"
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fi
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CURRENTVOL=$(get_setting "audio.volume")
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MAXVOL=100
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MINVOL=0
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if [ "${2}" == "+" ]; then
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STEPVOL=$(($CURRENTVOL+$VOLSTEP))
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elif [ "${2}" == "-" ]; then
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STEPVOL=$(($CURRENTVOL-$VOLSTEP))
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else
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STEPVOL=${2}
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fi
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[ "$STEPVOL" -ge "$MAXVOL" ] && STEPVOL="$MAXVOL"
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[ "$STEPVOL" -le "$MINVOL" ] && STEPVOL="$MINVOL"
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amixer set "${DEVICE_AUDIO_MIXER}" ${STEPVOL}%
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alsactl store -f /storage/.config/asound.state
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set_setting "audio.volume" ${STEPVOL}
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fi
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if [ "${1}" == "bright" ]; then
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STEPS="5"
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BRIGHTNESS_DEV="$(ls /sys/class/backlight)"
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CURRENTBRIGHT=$(cat /sys/class/backlight/${BRIGHTNESS_DEV}/brightness)
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MAXBRIGHT="100" #$(cat /sys/class/backlight/${BRIGHTNESS_DEV}/max_brightness)
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MINBRIGHT="2"
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if [ "${2}" == "+" ]; then
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STEPBRIGHT=$(($CURRENTBRIGHT+$(round $STEPS)))
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elif [ "${2}" == "-" ]; then
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STEPBRIGHT=$(($CURRENTBRIGHT-$(round $STEPS)))
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else
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STEPBRIGHT=${2}
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fi
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[ "$STEPBRIGHT" -ge "$MAXBRIGHT" ] && STEPBRIGHT="$MAXBRIGHT"
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[ "$STEPBRIGHT" -le "$MINBRIGHT" ] && STEPBRIGHT="$MINBRIGHT"
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#echo "Setting bright to $STEPBRIGHT"
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echo "${STEPBRIGHT}" > /sys/class/backlight/${BRIGHTNESS_DEV}/brightness
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set_setting "system.brightness" $(cat /sys/class/backlight/${BRIGHTNESS_DEV}/brightness)
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fi
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