A value that indicates whether the MIDI sequence contained in the file is set up for use with a general MIDI device.
- iOS 9.0+
- macOS 10.13+
- Mac Catalyst 13.0+
When the value of this property is 1, the MIDI sequence in the file is set up for use with a general MIDI device; when the value is 0, it is not.
var audioSampleRate: NSNumber?
The sample rate of the audio data contained in the file as a float value representing HZ (that is, audio frames/second), such as 44100.0 or 22254.54.
var lyricist: String?
The lyricist or text writer for the song or audio composition contained in the file.
var musicalGenre: String?
The musical genre of the song or audio composition contained in the file, such as Jazz, Pop, Rock, or Classical.
var timeSignature: String?
The time signature of the musical composition contained in the audio or MIDI file in a string, such as "4/4" or "7/8".