简单拉流

喜欢ヅ旅行 2022-07-17 00:20 78阅读 0赞

转载地址：  https://github.com/SunLiner/MiaowShow

#import "ViewController.h"
    #import <IJKMediaFramework/IJKMediaFramework.h>
    
    
    @interface ViewController ()
    
    /** 直播播放器 */
    @property (nonatomic, strong) IJKFFMoviePlayerController *moviePlayer;
    
    /** 直播流地址 */
    @property (nonatomic, copy  ) NSString   *flv;
    
    @end
    
    @implementation ViewController
    
    - (void)viewDidLoad {
        [super viewDidLoad];
        
        _flv = @"rtmp://192.168.8.164:1935/zbcs/room";
        
        [self plarFLV:_flv];
    }
    
    #pragma mark - private method
    
    - (void)plarFLV:(NSString *)flv{
        
        IJKFFOptions *options = [IJKFFOptions optionsByDefault];
        [options setPlayerOptionIntValue:1  forKey:@"videotoolbox"];
        // 帧速率(fps) （可以改，确认非标准桢率会导致音画不同步，所以只能设定为15或者29.97）
        //    [options setPlayerOptionIntValue:29.97 forKey:@"r"];
        
        [options setOptionIntValue:29.97 forKey:@"r" ofCategory:kIJKFFOptionCategoryPlayer];
        [options setOptionIntValue:60 forKey:@"max-fps" ofCategory:kIJKFFOptionCategoryPlayer];
        [options setOptionIntValue:IJK_AVDISCARD_DEFAULT forKey:@"skip_frame" ofCategory:kIJKFFOptionCategoryCodec];
        [options setOptionIntValue:IJK_AVDISCARD_DEFAULT forKey:@"skip_loop_filter" ofCategory:kIJKFFOptionCategoryCodec];
        
        [options setOptionIntValue:1 forKey:@"videotoolbox" ofCategory:kIJKFFOptionCategoryPlayer];
        
        // -vol——设置音量大小，256为标准音量。（要设置成两倍音量时则输入512，依此类推
        [options setPlayerOptionIntValue:512 forKey:@"vol"];
        _moviePlayer = [[IJKFFMoviePlayerController alloc] initWithContentURLString:flv withOptions:options];
        _moviePlayer.view.frame = self.view.bounds;
        // 填充fill
        _moviePlayer.scalingMode = IJKMPMovieScalingModeAspectFill;
        // 设置自动播放(必须设置为NO, 防止自动播放, 才能更好的控制直播的状态)
        _moviePlayer.shouldAutoplay = NO;
        // 默认不显示
        _moviePlayer.shouldShowHudView = NO;
        [self.view insertSubview:_moviePlayer.view atIndex:0];
        [_moviePlayer prepareToPlay];
        [_moviePlayer play];
        // 设置监听
        [self initObserver];
    }
    
    - (void)initObserver{
        [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(stateDidChange) name:IJKMPMoviePlayerLoadStateDidChangeNotification object:_moviePlayer];
    }
    
    
    #pragma mark - notify method
    
    - (void)stateDidChange{
        if ((_moviePlayer.loadState & IJKMPMovieLoadStatePlaythroughOK) != 0) {
            if (!_moviePlayer.isPlaying) {
                [_moviePlayer play];
            }
        }else if (_moviePlayer.loadState & IJKMPMovieLoadStateStalled){ // 网速不佳, 自动暂停状态
           
            NSLog(@"网速不佳");
        }
    }
    
    @end

记得添加  IJKMediaFramework.framework , 然后还有 libz.tbd , 可以用上一篇的服务地址进行测试。

延迟很大， 但是可以测试用。