我正在通过以下方式播放电影:
moviePlayer = [[MPMoviePlayerViewController alloc] initWithContentURL:[NSURL fileURLWithPath:asset.filepath]];
//[[vc moviePlayer] prepareToPlay];
[self presentViewController:moviePlayer animated:YES completion:NULL];
控制器出现,但随后立即自行消失。我究竟做错了什么?谢谢!