Created
January 27, 2022 21:15
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Switch PulseAudio sinks
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| #!/usr/bin/env bash | |
| die() { | |
| notify-send "${NOTIFICATION_SUMMARY}" "${1}" -i audio-volume-muted -t 3000 | |
| exit 1 | |
| } | |
| config_path="${XDG_CONFIG_HOME:-$HOME/.config}/switch-sink.conf.bash" | |
| [[ -f ${config_path} ]] || die 'Config not found' | |
| # shellcheck disable=SC1090 | |
| source "${config_path}" | |
| declare -A sink_pa_names_map | |
| for full_pa_name in $(pacmd list-sinks | grep -oP '(?<=name: <)[^>]+'); do | |
| short_pa_name=$(echo "${full_pa_name}" | awk -F. '{OFS=".";NF-=1;$1="";sub(".", "");print}') | |
| sink_pa_names_map[${short_pa_name}]="${full_pa_name}" | |
| done | |
| current_pa_name="$(pactl get-default-sink)" | |
| next_index=0 | |
| declare -a sink_pa_names | |
| declare -A card_human_names_map | |
| for index in "${!CARDS[@]}"; do | |
| card=${CARDS[${index}]} | |
| read -r short_pa_name human_name <<< "${card}" | |
| full_pa_name=${sink_pa_names_map[${short_pa_name}]} | |
| sink_pa_names+=("${full_pa_name}") | |
| card_human_names_map["${full_pa_name}"]="${human_name}" | |
| [[ ${full_pa_name} == "${current_pa_name}" ]] && next_index=$((index + 1)) | |
| done | |
| [[ ${next_index} -ge ${#CARDS[@]} ]] && next_index=0 | |
| next_sink_pa_name=${sink_pa_names[${next_index}]} | |
| next_sink_human_name=${card_human_names_map[${next_sink_pa_name}]} | |
| pactl set-default-sink "${next_sink_pa_name}" || die 'Failed to switch' | |
| notify-send "${NOTIFICATION_SUMMARY}" "${next_sink_human_name}" -i audio-volume-high -t 2000 | |
| [[ -z "${TRAY_APP}" ]] && exit | |
| killall -e "${TRAY_APP}" 2> /dev/null | |
| ${TRAY_APP} & | |
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| CARDS=( | |
| 'pci-0000_0c_00.4 Speakers' | |
| 'pci-0000_0a_00.1 Display' | |
| 'usb-KTMicro_KT_USB_Audio_2021-06-07-0000-0000-0000--00 USB Card' | |
| ) | |
| TRAY_APP='volumeicon' | |
| NOTIFICATION_SUMMARY='Audio Output' |
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