iOS 視頻播放

#import "ViewController.h"

#import <MediaPlayer/MediaPlayer.h>

@interface ViewController ()

@property (nonatomic, strong) MPMoviePlayerController *moviePlayer;

@end

@implementation ViewController

- (void)viewDidLoad {

    [super viewDidLoad];

    // Do any additional setup after loading the view, typically from a nib.

    

    // 播放

    [self.moviePlayer play];

    // 通知

    [self addNotification];

}

- (void)addNotification {

    

    NSNotificationCenter *notificationCenter = [NSNotificationCenter defaultCenter];

    [notificationCenter addObserver:self selector:@selector(mediaPlayerPlaybackStateChange:) name:MPMoviePlayerPlaybackStateDidChangeNotification object:self.moviePlayer];

    [notificationCenter addObserver:self selector:@selector(mediaPlayerPlaybackFinished:) name:MPMoviePlayerPlaybackDidFinishNotification object:self.moviePlayer];

}

- (void)mediaPlayerPlaybackStateChange:(NSNotification *)nofication {

    switch (self.moviePlayer.playbackState) {

        case MPMoviePlaybackStatePlaying:

            NSLog(@"正在播放...");

            break;

        case MPMoviePlaybackStatePaused:

            NSLog(@"暫停播放.");

            break;

        case MPMoviePlaybackStateStopped:

            NSLog(@"中止播放.");

            break;

        default:

            NSLog(@"播放狀態:%li",self.moviePlayer.playbackState);

            break;

    }

}

-(void)mediaPlayerPlaybackFinished:(NSNotification *)notification{

    NSLog(@"播放完成.");

}

- (void)dealloc {

    [[NSNotificationCenter defaultCenter] removeObserver:self];

}

- (MPMoviePlayerController *)moviePlayer {

    if (!_moviePlayer) {

        NSURL *url = [[NSBundle mainBundle] URLForResource:@"Alizee_La_Isla_Bonita.mp4" withExtension:nil];

        _moviePlayer = [[MPMoviePlayerController alloc]initWithContentURL:url];

        _moviePlayer.view.frame = self.view.bounds;

        _moviePlayer.view.autoresizingMask = UIViewAutoresizingFlexibleWidth|UIViewAutoresizingFlexibleHeight;

        [self.view addSubview:_moviePlayer.view];

    }

    return _moviePlayer;

}

@end