@class AVPlayer; @interface VideoKVOHelper : NSObject @property (retain, nonatomic) AVPlayer *player; @property (copy, nonatomic) id /* block */ playerItemBlock; @property (copy, nonatomic) id /* block */ playerBlock; @property (retain, nonatomic) id timeObserver; - (void)dealloc; - (id)initWithPlayer:(id)a0; - (void)observeValueForKeyPath:(id)a0 ofObject:(id)a1 change:(id)a2 context:(void *)a3; - (void).cxx_destruct; - (void)addAVPlayerItemObserverWithBlock:(id /* block */)a0; - (void)addAVPlayerRateObserverWithBlock:(id /* block */)a0; @end