我正在使用AVPlayer和UISlider作为视频播放的擦洗器 . 以下是代码:
__weak __typeof__(self) weakSelf = self;
avPlayerTimeObserver_ = [_avPlayer addPeriodicTimeObserverForInterval:CMTimeMake(1, 10)
queue:dispatch_get_main_queue()
usingBlock:^(CMTime time) {
if (weakSelf.avPlayer.status == AVPlayerStatusReadyToPlay && weakSelf.avPlayer.currentItem.status == AVPlayerItemStatusReadyToPlay) {
NSTimeInterval currentTime = CMTimeGetSeconds(_avPlayer.currentItem.currentTime);
NSLog("currentTime: %@");
[self.playerView.scrubber setValue:currentTime];
}
}];
通过检查登录控制台,滑块的值在一秒内设置了很多次:
2014-07-28 10:41:07.044 TestAVPlayer [16733:90b]当前时间:19.609156
2014-07-28 10:41:07.145 TestAVPlayer [16733:90b] currentTime:19.709789
2014-07-28 10:41:07.245 TestAVPlayer [16733:90b] currentTime:19.809995
2014-07-28 10:41:07.345 TestAVPlayer [16733:90b] currentTime:19.909412
2014-07-28 10:41:07.445 TestAVPlayer [16733:90b] currentTime:20.009458
2014-07-28 10:41:07.545 TestAVPlayer [16733:90b] currentTime:20.109446
2014-07-28 10:41:07.644 TestAVPlayer [16733:90b] currentTime:20.209153
2014-07-28 10:41:07.744 TestAVPlayer [16733:90b] currentTime:20.309311
2014-07-28 10:41:07.844 TestAVPlayer [16733:90b] currentTime:20.409178
2014-07-28 10:41:07.944 TestAVPlayer [16733:90b] currentTime:20.509420
2014-07-28 10:41:08.045 TestAVPlayer [16733:90b] currentTime:20.610105
2014-07-28 10:41:08.144 TestAVPlayer [16733:90b] currentTime:20.709268
2014-07-28 10:41:08.245 TestAVPlayer [16733:90b] currentTime:20.809690
2014-07-28 10:41:08.345 TestAVPlayer [16733:90b] currentTime:20.909868
但滑块的拇指只是每1秒一步一步地移动我设置间隔CMTimeMake(1,10)或CMTimeMake(1,30)甚至CMTimeMake(1,100)
怎么让它变得更加闷闷不乐?