Code to Copy from iPod Library to App's Directory

CopyFromLibraryToApp.m

//Implement this in the MPMediaPickerControllerDelegate

-(void)mediaPicker:(MPMediaPickerController *)mediaPicker didPickMediaItems:(MPMediaItemCollection *)mediaItemCollection{
    NSString *tempPath = NSTemporaryDirectory();
    int i=1;
    for (MPMediaItem *theItem in mediaItemCollection.items) {
        NSURL *url = [theItem valueForProperty:MPMediaItemPropertyAssetURL];
        AVURLAsset *songAsset = [AVURLAsset URLAssetWithURL:url options:nil];
        AVAssetExportSession *exporter = [[AVAssetExportSession alloc] initWithAsset: songAsset presetName: AVAssetExportPresetPassthrough];
        exporter.outputFileType = @"com.apple.coreaudio-format";
        NSString *fname = [[NSString stringWithFormat:@"%d",i] stringByAppendingString:@".caf"];
        ++i;
        NSString *exportFile = [tempPath stringByAppendingPathComponent: fname];
        exporter.outputURL = [NSURL fileURLWithPath:exportFile];
        [exporter exportAsynchronouslyWithCompletionHandler:^{
            //Code for completion Handler
        }];
    }
    [picker dismissViewControllerAnimated:YES completion:Nil];
}