29 lines
971 B
Bash
Executable file
29 lines
971 B
Bash
Executable file
#!/bin/sh
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# Fetch current mic levels
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# (in current default Capture)
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info=$(amixer get Capture | grep -m 1 '[0-9]*%')
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if [ -z "${info##*\[off\]}" ] ; then
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echo " ──────────"
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exit 0
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fi
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vol="${info#*\[}"
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vol="${vol%%%\]*}"
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case 1 in
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$((vol >= 100)) ) bar="━━━━━━━━━━" ;;
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$((vol >= 90)) ) bar="━━━━━━━━━─" ;;
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$((vol >= 80)) ) bar="━━━━━━━━──" ;;
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$((vol >= 70)) ) bar="━━━━━━━───" ;;
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$((vol >= 60)) ) bar="━━━━━━────" ;;
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$((vol >= 50)) ) bar="━━━━━─────" ;;
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$((vol >= 40)) ) bar="━━━━──────" ;;
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$((vol >= 30)) ) bar="━━━───────" ;;
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$((vol >= 20)) ) bar="━━────────" ;;
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$((vol >= 10)) ) bar="━─────────" ;;
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$((vol >= 0)) ) bar="──────────" ;;
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esac
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echo " $bar"
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