#!/bin/bash 

#

# Send an "all notes off" event to all channels of all 

# MIDI-Devices configured in the System

# 

# Written by Matthias Nagorni, (c) 2001 SuSE GmbH Nuremberg

#                              (c) 2014 SUSE Linux Products GmbH

#

for d in /dev/snd/midiC?D?; do

    echo Sending "all notes off" to MIDI device $d

    cat /usr/lib/all_notes_off.bin > $d

done

if [ -x /usr/bin/pmidi ]; then

    echo Can execute pmidi. Fine. 

    plist=$(pmidi -l)

    for p in $plist; do

        p1=${p%:0}

        if [ "$p1" != "$p" ] && [ $p1 -gt 16 ]; then

            echo Sending "all notes off" to MIDI port $p

            pmidi -p $p -d 0 /usr/lib/all_notes_off.mid

        fi

    done

fi

​