How to use the @tonejs/midi function in @tonejs/midi
To help you get started, we’ve selected a few @tonejs/midi examples, based on popular ways it is used in public projects.
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dawg / vusic / src / midi-parser.ts View on Github 
export const parse = (buffer: ArrayBuffer, bpm: number): INotes => {
const json = new Midi(buffer);
const bps = bpm / 60;
const notes: INote[] = [];
json.tracks.forEach((track) => {
track.notes.forEach((note) => {
notes.push({
name: note.name,
start: note.time * bps,
duration: note.duration * bps,
velocity: note.velocity,
});
});
});
return notes;
};
