// iOS5 Only
- (void) setMediaInfo {
    NSMutableDictionary * dict = [[NSMutableDictionary alloc] init];
    NSString * imName = @"imagetest.png"; // Artwork image
    [dict setObject:NSLocalizedString(@"My Music", @"") forKey:MPMediaItemPropertyTitle];
    [dict setObject:NSLocalizedString(@"Myself Artist", @"") forKey:MPMediaItemPropertyArtist];
    MPMediaItemArtwork * mArt = [[MPMediaItemArtwork alloc] initWithImage:[UIImage imageNamed:imName]];
    [dict setObject:mArt forKey:MPMediaItemPropertyArtwork]; 
    [MPNowPlayingInfoCenter defaultCenter].nowPlayingInfo = nil;
    [[MPNowPlayingInfoCenter defaultCenter] setNowPlayingInfo:dict];
    [dict release];
}

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Metadata of Playing Media
*iOS5 Only*

Use this for integration with Accessories and Apple TV

AVAudioPlayer Metadata for iTunes integration

iphone

Objective C