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Steve Seguin 2021-05-31 12:25:41 -04:00 committed by GitHub
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<html>
<head>
<script src="https://cdn.jsdelivr.net/npm/webmidi"></script>
</head>
<body><br />
check the console debug logs for output;
<br /><br />virtual midi controller here:<br />
http://www.tobias-erichsen.de/software/loopmidi.html
<br /><br /> code referenced from here:<br />
https://github.com/djipco/webmidi
<script>
// Enable WebMidi.js
WebMidi.enable(function (err) {
if (err) {
console.log("WebMidi could not be enabled.", err);
}
// Viewing available inputs and outputs
console.log(WebMidi.inputs);
console.log(WebMidi.outputs);
// Reacting when a new device becomes available
WebMidi.addListener("connected", function(e) {
console.log(e);
});
// Reacting when a device becomes unavailable
WebMidi.addListener("disconnected", function(e) {
console.log(e);
});
// Display the current time
console.log(WebMidi.time);
// Retrieve an input by name, id or index
// var input = WebMidi.getInputByName("StreamDeck2Daw");
// input = WebMidi.getInputById("1809568182");
var input = WebMidi.inputs[0];
// Listen for a 'note on' message on all channels
input.addListener('noteon', "all",
function (e) {
console.log("Received 'noteon' message (" + e.note.name + e.note.octave + ").");
}
);
// Listen to pitch bend message on channel 3
input.addListener('pitchbend', 3,
function (e) {
console.log("Received 'pitchbend' message.", e);
}
);
// Listen to control change message on all channels
input.addListener('controlchange', "all",
function (e) {
console.log("Received 'controlchange' message.", e);
}
);
// Listen to NRPN message on all channels
input.addListener('nrpn', "all",
function (e) {
if(e.controller.type === 'entry') {
console.log("Received 'nrpn' 'entry' message.", e);
}
if(e.controller.type === 'decrement') {
console.log("Received 'nrpn' 'decrement' message.", e);
}
if(e.controller.type === 'increment') {
console.log("Received 'nrpn' 'increment' message.", e);
}
console.log("message value: " + e.controller.value + ".", e);
}
);
});
</script>
</body>
</html>