ios avplayer播放完毕监听
//播放监听,可以监听到播放完毕,每秒处发一次,从播放后的第一秒触发,不是一播放就出发 WeakObj(self) WeakObj(_voicePlayer) self.listenNer = [_voicePlayer addPeriodicTimeObserverForInterval:CMTimeMakeWithSeconds(1, NSEC...