Audio application for iphone/ipod touch

iphone application that is capable of audio peak detection, tempo adjustment, +/- 12 pitch shift, and touch-play interface. User must be able to import audio into the application and export finished projects as well. ## Deliverables iphone application that is capable of audio peak detection, tempo adjustment, +/- 12 pitch shift, and touch-play interface. User must be able to import audio into the application. Application marks audio peaks and allows user to adjust tempo/pitch of the song. the user can view the file in wave form. Upon tapping the wave, the audio file will begin to play from the exact location where the finger made contact with the screen (at the predetermined audio peak set). Upon holding finger down on the wave, the audio file will stop playing. The timing and responsiveness of the touch-play interface must be very precise. The application should also include the abilities to record/save user modifications of the audio file and render/export their recorded projects directly.