有没有办法确定 MPMovieController 正在播放的流的比特率? 我在 iOS 上用 objective-c 编程
最佳答案
您可以从事件中获取指示的码率,这是根据m3u8 流的码率。为了计算实际比特率,我将 event.numberOfBytesTransferred/event.durationWatched 除以 8。
NSArray *events = self.player.accessLog.events;
MPMovieAccessLogEvent *event = (MPMovieAccessLogEvent *)[events lastObject];
double calculatedBitRate = 8 * event.numberOfBytesTransferred / event.durationWatched;
value = [nf stringFromNumber:[NSNumber numberWithDouble:calculatedBitRate]];
self.calculatedBitRateLabel.text = [NSString stringWithFormat:@"My calculated bit rate = %@", value];
关于iphone - 确定 MPMoviez Controller 比特率,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/7298735/