MPMoviePlayerController Conforms to MPMediaPlayback protocol
you can see the property currentPlaybackRate as :-
@property(nonatomic) float currentPlaybackRate
A value of 0 represents that the video is stopped , a value of 1 indicates normal speed and further positive values indicate increased speed while negative ones indicate reverse .
Also check your endseeking delegate method of MPMediaPlayback as it is the only method that reverts the playback to normal
与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…