Get Duration of all items in AVPlayer

Get avPlayer durations

    float count = 0.0;
    for (AVPlayerItem *playerItem in self.player.items) {
        CMTime duration = playerItem.asset.duration;
        float durationSeconds = CMTimeGetSeconds(duration);
        count = count + durationSeconds;
    }
    
    NSLog(@"total player duration: %.2f", count);