#!/bin/bash # Displays the default device, volume, and mute status for i3blocks # default vars {{{ # set -a SINK_SYMB="" AUDIO_HIGH_SYMBOL=${AUDIO_HIGH_SYMBOL:-''} AUDIO_MED_THRESH=${AUDIO_MED_THRESH:-50} AUDIO_MED_SYMBOL=${AUDIO_MED_SYMBOL:-''} AUDIO_LOW_THRESH=${AUDIO_LOW_THRESH:-0} AUDIO_LOW_SYMBOL=${AUDIO_LOW_SYMBOL:-''} AUDIO_MUTED_SYMBOL=${AUDIO_MUTED_SYMBOL:-''} AUDIO_DELTA=${AUDIO_DELTA:-5} . "/home/kevin/.cache/wal/colors.sh" # DEFAULT_COLOR=${DEFAULT_COLOR:-"#ffffff"} DEFAULT_COLOR="$color7" MUTED_COLOR=${MUTED_COLOR:-"#a0a0a0"} USE_ALSA_NAME=${USE_ALSA_NAME:-0} USE_DESCRIPTION=${USE_DESCRIPTION:-0} SUBSCRIBE=${SUBSCRIBE:-0} MIXER=${MIXER:-""} SCONTROL=${SCONTROL:-""} # }}} default vars # # LONG_FORMAT=${LONG_FORMAT:-'${SYMB} ${VOL}% [${INDEX}:${NAME}]'} LONG_FORMAT=${SHORT_FORMAT:-'${SINK_SYMB} ${VOL}%'} # SHORT_FORMAT=${SHORT_FORMAT:-'${SYMB} ${VOL}%[${INDEX}]'} SHORT_FORMAT=${SHORT_FORMAT:-'${SINK_SYMB} ${VOL}%[${INDEX}]'} # flags {{{ # while getopts F:Sf:adH:M:L:X:T:t:C:c:i:m:s:h opt; do case "$opt" in S) SUBSCRIBE=1 ;; F) LONG_FORMAT="$OPTARG" ;; f) SHORT_FORMAT="$OPTARG" ;; a) USE_ALSA_NAME=1 ;; d) USE_DESCRIPTION=1 ;; H) AUDIO_HIGH_SYMBOL="$OPTARG" ;; M) AUDIO_MED_SYMBOL="$OPTARG" ;; L) AUDIO_LOW_SYMBOL="$OPTARG" ;; X) AUDIO_MUTED_SYMBOL="$OPTARG" ;; T) AUDIO_MED_THRESH="$OPTARG" ;; t) AUDIO_LOW_THRESH="$OPTARG" ;; C) DEFAULT_COLOR="$OPTARG" ;; c) MUTED_COLOR="$OPTARG" ;; i) AUDIO_INTERVAL="$OPTARG" ;; m) MIXER="$OPTARG" ;; s) SCONTROL="$OPTARG" ;; h) printf \ "Usage: volume-pulseaudio [-S] [-F format] [-f format] [-p] [-a|-d] [-H symb] [-M symb] [-L symb] [-X symb] [-T thresh] [-t thresh] [-C color] [-c color] [-i inter] [-m mixer] [-s scontrol] [-h] Options: -F, -f\tOutput format (-F long format, -f short format) to use, with exposed variables: \${SYMB}, \${VOL}, \${INDEX}, \${NAME} -S\tSubscribe to volume events (requires persistent block, always uses long format) -a\tUse ALSA name if possible -d\tUse device description instead of name if possible -H\tSymbol to use when audio level is high. Default: '$AUDIO_HIGH_SYMBOL' -M\tSymbol to use when audio level is medium. Default: '$AUDIO_MED_SYMBOL' -L\tSymbol to use when audio level is low. Default: '$AUDIO_LOW_SYMBOL' -X\tSymbol to use when audio is muted. Default: '$AUDIO_MUTED_SYMBOL' -T\tThreshold for medium audio level. Default: $AUDIO_MED_THRESH -t\tThreshold for low audio level. Default: $AUDIO_LOW_THRESH -C\tColor for non-muted audio. Default: $DEFAULT_COLOR -c\tColor for muted audio. Default: $MUTED_COLOR -i\tInterval size of volume increase/decrease. Default: $AUDIO_DELTA -m\tUse the given mixer. -s\tUse the given scontrol. -h\tShow this help text " && exit 0;; esac done # }}} flags # # functions {{{ # if [[ -z "$MIXER" ]] ; then MIXER="default" if amixer -D pulse info >/dev/null 2>&1 ; then MIXER="pulse" fi fi if [[ -z "$SCONTROL" ]] ; then SCONTROL=$(amixer -D "$MIXER" scontrols | sed -n "s/Simple mixer control '\([^']*\)',0/\1/p" | head -n1) fi CAPABILITY=$(amixer -D $MIXER get $SCONTROL | sed -n "s/ Capabilities:.*cvolume.*/Capture/p") function move_sinks_to_new_default { DEFAULT_SINK=$1 pacmd list-sink-inputs | grep index: | grep -o '[0-9]\+' | while read SINK do pacmd move-sink-input $SINK $DEFAULT_SINK done } function set_default_playback_device_next { inc=${1:-1} num_devices=$(pacmd list-sinks | grep -c index:) sink_arr=($(pacmd list-sinks | grep index: | grep -o '[0-9]\+')) default_sink_index=$(( $(pacmd list-sinks | grep index: | grep -no '*' | grep -o '^[0-9]\+') - 1 )) default_sink_index=$(( ($default_sink_index + $num_devices + $inc) % $num_devices )) default_sink=${sink_arr[$default_sink_index]} pacmd set-default-sink $default_sink move_sinks_to_new_default $default_sink } # }}} functions # # triggers {{{ # case "$BLOCK_BUTTON" in 1) set_default_playback_device_next ;; 2) amixer -q -D $MIXER sset $SCONTROL $CAPABILITY toggle ;; 3) set_default_playback_device_next -1 ;; 4) amixer -q -D $MIXER sset $SCONTROL $CAPABILITY $AUDIO_DELTA%+ ;; 5) amixer -q -D $MIXER sset $SCONTROL $CAPABILITY $AUDIO_DELTA%- ;; esac # }}} triggers # # print_format {{{ # function print_format { # echo $NAME case $NAME in *"FiiO"*) SINK_SYMB="" ;; *"hdmi"*) SINK_SYMB="" ;; *"pci"*) SINK_SYMB="" ;; esac # echo "$1" | envsubst '${SYMB}${VOL}${INDEX}${NAME}' echo "$1" | envsubst '${SINK_SYMB}${VOL}${INDEX}${NAME}' } # }}} print_format # # print_block {{{ # function print_block { for name in INDEX NAME VOL MUTED; do read $name done < <(pacmd list-sinks | grep "index:\|name:\|volume: front\|muted:" | grep -A3 '*') INDEX=$(echo "$INDEX" | grep -o '[0-9]\+') VOL=$(echo "$VOL" | grep -o "[0-9]*%" | head -1 ) VOL="${VOL%?}" NAME=$(echo "$NAME") # NAME=$(echo "$NAME" | sed \ # 's/.*<.*\.\(.*\)>.*/\1/; t;'\ # 's/.*<\(.*\)>.*/\1/; t;'\ # 's/.*/unknown/') # NAME=$(echo "$NAME" | sed \ # 's/.*<.*\.\(.*\)\..*>.*/\1/; t;') if [[ $USE_ALSA_NAME == 1 ]] ; then ALSA_NAME=$(pacmd list-sinks |\ awk '/^\s*\*/{f=1}/^\s*index:/{f=0}f' |\ grep "alsa.name\|alsa.mixer_name" |\ head -n1 |\ sed 's/.*= "\(.*\)".*/\1/') NAME=${ALSA_NAME:-$NAME} elif [[ $USE_DESCRIPTION == 1 ]] ; then DESCRIPTION=$(pacmd list-sinks |\ awk '/^\s*\*/{f=1}/^\s*index:/{f=0}f' |\ grep "device.description" |\ head -n1 |\ sed 's/.*= "\(.*\)".*/\1/') NAME=${DESCRIPTION:-$NAME} fi if [[ $MUTED =~ "no" ]] ; then SYMB=$AUDIO_HIGH_SYMBOL [[ $VOL -le $AUDIO_MED_THRESH ]] && SYMB=$AUDIO_MED_SYMBOL [[ $VOL -le $AUDIO_LOW_THRESH ]] && SYMB=$AUDIO_LOW_SYMBOL COLOR=$DEFAULT_COLOR else SYMB=$AUDIO_MUTED_SYMBOL COLOR=$MUTED_COLOR fi if [[ $SUBSCRIBE == 1 ]] ; then print_format "$LONG_FORMAT" else print_format "$LONG_FORMAT" print_format "$SHORT_FORMAT" echo "$COLOR" fi } # }}} print_block # print_block if [[ $SUBSCRIBE == 1 ]] ; then while read -r EVENT; do print_block done < <(pactl subscribe | stdbuf -oL grep change) fi