rubberband: rubberband (library for audio time-stretching and pitch-shifting) rubberband: rubberband: Rubber Band Library is a high quality software library for audio rubberband: time-stretching and pitch-shifting. It permits you to change the rubberband: tempo and pitch of an audio stream or recording dynamically and rubberband: independently of one another. rubberband: It is designed to satisfy the need for a sanely licensed rubberband: time-stretching library that sounds good enough for general musical rubberband: use and is useful in practical applications. rubberband: rubberband: More info: https://www.breakfastquay.com/rubberband/