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n1trux/toggle_automute.sh

Created May 21, 2017 07:53
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toggle automute for specific alsa card
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toggle_automute.sh
#!/bin/sh
# card name
CARD=`sed -n 's/\s\([0-9]*\).*:\s.*Intel PCH/\1/p' /proc/asound/cards`
# check auto-mute state
amixer -c $CARD sget "Auto-Mute Mode" | grep "Item0: 'Disabled'"
# $? is 0 if auto-mute is disabled
# $? is 1 if auto-mute is enabled
if [ "$?" -eq "0" ]; then
amixer -c $CARD sset "Auto-Mute Mode" Enabled
notify-send 'auto-mute enabled' -u low -a ALSA -t 4000 -i audio-volume-muted
else
amixer -c $CARD sset "Auto-Mute Mode" Disabled
notify-send 'auto-mute disabled' -u low -a ALSA -t 4000 -i audio-volume-high
fi
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