MidiParser | Read/Write SMF in Swift for iOS/macOS | Audio Utils library

// init empty midi
let midi = MidiData()
// add track
let track1 = midi.addTrack()

// add note events to track1
track1.add(note: MidiNote(timeStamp: 0, duration: 10, note: 50, velocity: 100, channel: 0))
track1.add(notes: [
    MidiNote(timeStamp: 5  

import MidiParser

let midi = MidiData()
let data: Data = ... // load .mid file as `Data` type
midi.load(data: data)

print(midi.noteTracks.count) // 5
print(midi.noteTracks[0].trackName) // "Bass"
print(midi.noteTracks[1].trackName) // "Piano"
prin  

let track = midi.noteTracks[0]
print(track.count) // number of note events in the track
print(track[0]) // get note event from index with subscript
// MidiNote(timeStamp: 0.0, duration: 0.533333361, note: 45, velocity: 78, channel: 0, releaseVelocity