MPMoviePlayerViewController

最新推荐文章于 2016-08-19 10:57:02 发布

iphoneing

最新推荐文章于 2016-08-19 10:57:02 发布

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文章标签： url object

本文链接：https://blog.youkuaiyun.com/iphoneing/article/details/5954780

版权

本文介绍了一个iOS应用中视频播放器的初始化及播放流程。通过检查视频URL的有效性，并根据不同iOS系统版本选择合适的播放器实现方式，实现了视频播放功能。同时，文章还介绍了如何监听播放结束事件并释放资源。

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-(void) initAndPlay:(NSString *)videoURL
{
    if ([videoURL rangeOfString:@"http://"].location!=NSNotFound||[videoURL rangeOfString:@"https://"].location!=NSNotFound)
    {
    NSURL *URL = [[NSURL alloc] initWithString:videoURL];
    if (URL) {
    if ([[[UIDevice currentDevice] systemVersion] doubleValue] >= 3.2)
    {
        MPMoviePlayerViewController* tmpMoviePlayViewController=[[MPMoviePlayerViewController alloc] initWithContentURL:URL];
        if (tmpMoviePlayViewController)
        {
             self._moviePlayViewController=tmpMoviePlayViewController;

            [self presentMoviePlayerViewControllerAnimated:_moviePlayViewController];
            _moviePlayViewController.moviePlayer.movieSourceType = MPMovieSourceTypeFile;
            [_moviePlayViewController.moviePlayer play];
        }
        [tmpMoviePlayViewController release];
    }
    else if([[[UIDevice currentDevice] systemVersion] doubleValue] < 3.2)
    {
        MPMoviePlayerController* tmpMoviePlayController=[[MPMoviePlayerController alloc] initWithContentURL:URL];
        if (tmpMoviePlayController)
        {
            self._moviePlayerController=tmpMoviePlayController;
            [_moviePlayerController play];
        }
        [tmpMoviePlayController release];
    }
        [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(playbackDidFinish) name:MPMoviePlayerPlaybackDidFinishNotification object:nil];
    }
    [URL release];
    }
}

- (void) playbackDidFinish
{
    [[NSNotificationCenter defaultCenter] removeObserver:self name:MPMoviePlayerPlaybackDidFinishNotification object:nil];
    if (_moviePlayViewController)
    {
        [self dismissMoviePlayerViewControllerAnimated];
        [self._moviePlayViewController.moviePlayer stop];
        _moviePlayViewController.moviePlayer.initialPlaybackTime=-1.0;
        [_moviePlayViewController release];
        _moviePlayViewController=nil;
    }
    if (_moviePlayerController)
    {
        [self._moviePlayerController stop];
        _moviePlayerController.initialPlaybackTime = -1.0;
        [_moviePlayerController release];
        _moviePlayerController = nil;
    }
}