The name of an instrument within the context of an instrument category.
- iOS 9.0+
- macOS 10.13+
- Mac Catalyst 13.0+
For some instrument categories, such as Percussion and Keyboards, you can specify an instrument name.
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".