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

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You can read Core Audio documentation.

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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.