100 lines
2.1 KiB
Bash
Executable file
100 lines
2.1 KiB
Bash
Executable file
#!/bin/bash
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# SPDX-License-Identifier: Apache-2.0
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# Copyright (C) 2020-present Fewtarius
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. /etc/profile
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function list_audio_devices() {
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echo "DEFAULT (SYSTEM PROVIDED)"
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echo "DEFAULT HDMI"
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echo "CUSTOM (UNMANAGED)"
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for SDEVICE in $(find /proc/asound/card*/pcm*/info)
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do
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TYPE=$(awk '/^stream:/ {print $2}' ${SDEVICE})
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if [[ "${TYPE}" =~ PLAYBACK ]]
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then
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CARD=$(awk '/^card:/ {print $2}' ${SDEVICE})
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DEVICE=$(awk '/^device:/ {print $2}' ${SDEVICE})
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NAME=$(awk '/^name:/ {print $2}' ${SDEVICE})
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echo "${NAME} (${CARD}:${DEVICE})"
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fi
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done
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}
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function set_audio_device() {
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SELECTION="$1"
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set_setting system.audiodevice "${SELECTION}"
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if [ "${SELECTION}" == "DEFAULT (SYSTEM PROVIDED)" ]
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then
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if [ "$(get_setting system.rg353v)" = "1" ]
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then
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cp /usr/config/asound.conf.RG353V /storage/.config
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exit 0
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else
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if [ -e "/usr/config/asound.conf" ]
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then
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cp /usr/config/asound.conf /storage/.config
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exit 0
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else
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CARD="0"
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HWDEV="hw:${CARD},0"
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fi
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fi
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elif [ "${SELECTION}" == "DEFAULT HDMI" ]
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then
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CARD="0"
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HWDEV="hdmi"
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elif [ "${SELECTION}" == "CUSTOM (UNMANAGED)" ]
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then
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exit 0
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else
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for SDEVICE in $(find /proc/asound/card*/pcm*/info)
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do
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TYPE=$(awk '/^stream:/ {print $2}' ${SDEVICE})
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if [[ "${TYPE}" =~ PLAYBACK ]]
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then
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CARD=$(awk '/^card:/ {print $2}' ${SDEVICE})
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DEVICE=$(awk '/^device:/ {print $2}' ${SDEVICE})
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NAME=$(awk '/^name:/ {print $2}' ${SDEVICE})
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if [ "${SELECTION}" == "${NAME} (${CARD}:${DEVICE})" ]
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then
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HWDEV="hw:${CARD},${DEVICE}"
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fi
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fi
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done
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fi
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cat <<EOF >/storage/.config/asound.conf
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pcm.!default {
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type plug
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slave {
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pcm "${HWDEV}"
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}
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}
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ctl.!default {
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type hw
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card ${CARD}
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}
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EOF
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}
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function get_audio_device() {
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MYAUDIODEVICE=$(get_setting system.audiodevice)
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if [ ! -z "${MYAUDIODEVICE}" ]
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then
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echo ${MYAUDIODEVICE}
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else
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echo "DEFAULT (SYSTEM PROVIDED)"
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fi
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}
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case $1 in
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list)
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list_audio_devices
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;;
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set)
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set_audio_device "$2"
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;;
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get)
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get_audio_device
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;;
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esac
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