How to use an Audio Unit on the iPhone

Question

I\'m looking for a way to change the pitch of recorded audio as it is saved to disk, or played back (in real time). I understand Audio Units can be used for this. The iPhone off

Answer 1

Regarding changing pitch on the iPhone, OpenAL is the way to go. Check out the SoundManager class available from www.71squared.com for a great example of an OpenAL sound engine that supports pitch.