@class NSMapTable, AVPlayer; @interface SVMediaPlaybackController : NSObject @property (readonly, nonatomic) NSMapTable *timeControlStatusObservers; @property (weak, nonatomic) AVPlayer *currentlyPlaying; - (id)init; - (void).cxx_destruct; - (void)unregisterPlayer:(id)a0; - (void)registerPlayer:(id)a0; - (void)updateCurrentlyPlaying:(id)a0; @end