midi_channel_filter.jsfx

desc:MIDI Channel Filter
//tags: MIDI processing filter
//author: Mark Heath
// explanation - removes all MIDI notes not on the channel to keep

slider1:1<1,16,1>MIDI Channel to keep

in_pin:none
out_pin:none

@slider
chan = (slider1|0)-1;

@block

while (
  midirecv(mpos, msg1, msg23) ? (
    inch=msg1&15;
    cmd=msg1>>4;
    ((cmd==15) | (chan==inch)) ? (
        midisend(mpos, msg1, msg23);
    );
    1;
  );
);