GitLab

Summary:
Adds functions and transforms for speed and speed perturbation (https://www.isca-speech.org/archive/interspeech_2015/ko15_interspeech.html).

Pull Request resolved: https://github.com/pytorch/audio/pull/2829

Reviewed By: xiaohui-zhang

Differential Revision: D41285114

Pulled By: hwangjeff

fbshipit-source-id: 114740507698e01f35d4beb2c568a2479e847506