Can anyone point me a direction i can follow to learn how to handle audio in xcode

My real objective is to b开发者_如何学Pythone able to use 1 audio file and create X amount of different pitches and then playing them in the app using some code to handle the timing.

TIA for any helpful insight

You can read Core Audio documentation.

See this answer, which recommends using the AVFoundation framework.

Core Audio is supposed to be fairly low level. Great if you need more flexibility/control, but AVFoundation may be more appropriate for your app.