target cor radi obj art finished trac 观察者
- 方法一:
- - (void)viewDidLoad
- {
- [super viewDidLoad];
- // Do any additional setup after loading the view.
- //利用自带MPMoviePlayerController来实现视频播放,首先要在 项目中导入MediaPlayer.Framework框架包.
- //在试图控制器中导入#import "MediaPlayer/MPMoviePlayerController.h"
- UIImageView *imageView = [[UIImageView alloc] initWithFrame:CGRectMake(0, 0, 320, 568)];
- imageView.image = [UIImage imageNamed:@"00013"];
- [self.view addSubview:imageView];
- [imageView release];
- // 播放视频按钮
- UIButton *playButton = [UIButton buttonWithType:UIButtonTypeSystem];
- playButton.frame = CGRectMake(200, 30, 100, 30);
- [playButton addTarget:self action:@selector(playClick:) forControlEvents:UIControlEventTouchUpInside];
- [playButton setTitle:@"播放视频" forState:UIControlStateNormal];
- playButton.backgroundColor = [UIColor greenColor];
- playButton.layer.cornerRadius = 5;
- playButton.layer.masksToBounds = YES;
- [self.view addSubview:playButton];
- }
- - (void)playClick:(UIButton *)btn
- {
- //视频文件路径,此视频已经存入项目包中.属于本地播放
- NSString *path = [[NSBundle mainBundle] pathForResource:@"test" ofType:@"mp4"];
- //视频URL
- NSURL *url = [NSURL fileURLWithPath:path];
- //视频播放对象
- MPMoviePlayerController *movie = [[MPMoviePlayerController alloc] initWithContentURL:url];
- movie.controlStyle = MPMovieControlStyleFullscreen;
- [movie.view setFrame:self.view.bounds];
- movie.initialPlaybackTime = -1;
- [self.view addSubview:movie.view];
- //注冊一个播放结束的通知, 当播放结束时, 监听到而且做一些处理
- //播放器自带有播放通知的功能, 在此只只须要注冊观察者监听通知的就可以
- [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(myMovieFinishedCallback:) name:MPMoviePlayerPlaybackDidFinishNotification
- object:movie];
- [movie play];
- }
- - (void)myMovieFinishedCallback:(NSNotification *)notify
- {
- //视频播放对象
- MPMoviePlayerController *theMovie = [notify object];
- //销毁播放通知
- [[NSNotificationCenter defaultCenter] removeObserver:self name:MPMoviePlayerPlaybackDidFinishNotification object:(theMovie)];
- //释放视频对象
- [theMovie.view release];
- }
- 方法二:
- - (void)viewDidLoad
- {
- //首先要在 项目中导入MediaPlayer.Framework框架包.
- //在试图控制器中导入#import <MediaPlayer/MediaPlayer.h>
- [super viewDidLoad];
- // Do any additional setup after loading the view.
- NSURL *videoURL;
- NSString *path = [[NSBundle mainBundle] pathForResource:@"test" ofType:@"mp4"];
- //推断是网络地址还是本地播放地址
- if ([path hasPrefix:@"http://"]) {
- videoURL = [NSURL URLWithString:path];
- }else{
- videoURL = [NSURL fileURLWithPath:path];
- }
- MPMoviePlayerViewController *_moviePlayerController= [[MPMoviePlayerViewController alloc] initWithContentURL:videoURL];
- [_moviePlayerController.view setFrame:CGRectMake(0,100,320,200)];
- _moviePlayerController.moviePlayer.movieSourceType=MPMovieSourceTypeFile;
- [_moviePlayerController.moviePlayer setScalingMode:MPMovieScalingModeNone];
- [_moviePlayerController.moviePlayer setRepeatMode:MPMovieRepeatModeNone];
- [_moviePlayerController.moviePlayer setControlStyle:MPMovieControlModeVolumeOnly];
- [_moviePlayerController.moviePlayer setFullscreen:NO animated:YES];
- [_moviePlayerController.moviePlayer play];
- //视频播放组件的容器,加这个容器是为了兼容iOS6,假设不加容器在iOS7以下没有不论什么问题,假设在iOS6以下视频的播放画面会自己主动铺满self.view;
- UIView *moviePlayView = [[UIView alloc]initWithFrame:CGRectMake(0, 0, 320, 568)];
- [self.view addSubview:moviePlayView];
- [moviePlayView addSubview:[_moviePlayerController.moviePlayer view]];
- }
ios 视频播放代码 Demo
来源: http://www.bubuko.com/infodetail-2095692.html