这是Xib的图，不知道怎么直接传工程，知道的朋友可以说一下，我就直接发工程了，仅供参考

#import "PlayerViewController.h"#import 
     
      @interface PlayerViewController (){    BOOL falg;    BOOL falg1;    AVPlayerLayer *playerLayer;    NSString *URLString;    UIImageView *media_starImageView;    NSString *filePath;    NSURL *url;    NSString *urlStr;    NSArray *arr1;    unsigned int i;}@property (nonatomic,strong) AVPlayer *player;//播放器对象@property (weak, nonatomic) IBOutlet UIView *container; //播放器容器@property (weak, nonatomic) IBOutlet UIButton *playOrPause; //播放/暂停按钮@property (weak, nonatomic) IBOutlet UIButton *nextButton;//下一集按钮@property (strong, nonatomic) IBOutlet UISlider *slider;//滑块调整播放进度@property (weak, nonatomic) IBOutlet UIButton *fullButton;//全屏按钮@property (weak, nonatomic) IBOutlet UILabel *leftLabel;@property (weak, nonatomic) IBOutlet UILabel *rightLabel;@end@implementation PlayerViewController#pragma mark - 控制器视图方法- (void)viewDidLoad {    [super viewDidLoad];    self.navigationItem.title = @"视频播放器";    //初始化视频数组(在线播放)    arr1 = @[@"http://123.134.67.201:80/play/BEDF14F6FF4FF604DCCB053EEE20536EB33EFC37.mp4",             @"http://221.204.189.54:80/play/0F7758AF15BD3895E07E360C34B95AB42E631487.mp4",             @"http://123.134.67.198:80/play/BFD75E46DE50B2D8BBD810F259B2CC892DE9F690.mp4",             @"http://123.134.67.197:80/play/4B07614CBE84228E2645AC9F14C4BABFC5E6F0E1.mp4",             @"http://58.244.255.12/play/82846AEB3B80981E4A674374C05B3F771144D3AF/1074654_smooth.mp4"];    i = 0;        //初始化容器    self.container.frame = CGRectMake(0, 64, self.view.bounds.size.width, self.view.bounds.size.width);    falg = YES;    falg1 = YES;    [self.playOrPause setImage:[UIImage imageNamed:@"pui_pausebtn_b_disable@2x"] forState:UIControlStateNormal];    //创建播放器层    [self setupUI];    //播放    [self.player play];        //将底部进度条等视图提前，不然会被播放内容覆盖掉    [self.container bringSubviewToFront:_playOrPause];    [self.container bringSubviewToFront:_nextButton];    [self.container bringSubviewToFront:_leftLabel];    [self.container bringSubviewToFront:_slider];    [self.container bringSubviewToFront:_rightLabel];    [self.container bringSubviewToFront:_fullButton];   }-(void)dealloc{    [self removeObserverFromPlayerItem:self.player.currentItem];    [self removeNotification];}#pragma mark - 私有方法-(void)setupUI{    //创建播放器层    playerLayer = [AVPlayerLayer playerLayerWithPlayer:self.player];    playerLayer.frame = self.container.bounds;    playerLayer.videoGravity = AVLayerVideoGravityResize;//视频填充模式    [self.container.layer addSublayer:playerLayer];}/** *  截取指定时间的视频缩略图 * *  @param timeBySecond 时间点 *//** *  初始化播放器 * *  @return 播放器对象 *///初始化播放器-(AVPlayer *)player{    if (!_player) {        AVPlayerItem *playerItem=[self getPlayItem:0];        _player=[AVPlayer playerWithPlayerItem:playerItem];        //给播放器添加进度更新        [self addProgressObserver];        //给AVPlayerItem添加监控        [self addObserverToPlayerItem:playerItem];    }    return _player;}/** *  根据视频索引取得AVPlayerItem对象 * *  @param videoIndex 视频顺序索引 * *  @return AVPlayerItem对象 */-(AVPlayerItem *)getPlayItem:(int)videoIndex{#warning 为了节约体积,本地视频没有上传,自己找mp4格式的本地视频        //本地播放//    NSString *file = [[NSBundle mainBundle] pathForResource:@"火影忍者65" ofType:@"mp4"];//    NSURL *url = [NSURL fileURLWithPath:file];    //在线播放        urlStr=[NSString stringWithFormat:@"http://123.134.67.201:80/play/BEDF14F6FF4FF604DCCB053EEE20536EB33EFC37.mp4"];        url=[NSURL URLWithString:urlStr];        AVPlayerItem *playerItem=[AVPlayerItem playerItemWithURL:url];        return playerItem;}#pragma mark - 通知/** *  添加播放器通知 */-(void)addNotification{    //给AVPlayerItem添加播放完成通知    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(playbackFinished:) name:AVPlayerItemDidPlayToEndTimeNotification object:self.player.currentItem];}//移除本地通知-(void)removeNotification{    [[NSNotificationCenter defaultCenter] removeObserver:self];}/** *  播放完成通知 * *  @param notification 通知对象 */-(void)playbackFinished:(NSNotification *)notification{    NSLog(@"视频播放完成.");}#pragma mark - 监控/** *  给播放器添加进度更新 */-(void)addProgressObserver{    AVPlayerItem *playerItem = self.player.currentItem;    UISlider *slider = self.slider;    [slider addTarget:self action:@selector(changeValue:) forControlEvents:UIControlEventValueChanged];    __weak PlayerViewController *blockSelf = self;    //这里设置每秒执行一次    [self.player addPeriodicTimeObserverForInterval:CMTimeMake(1.0, 1.0) queue:dispatch_get_main_queue() usingBlock:^(CMTime time) {        //当前时间（秒）        float current=CMTimeGetSeconds(time);        //总时间（秒）        float total=CMTimeGetSeconds([playerItem duration]);        [blockSelf leftLabel:[blockSelf convertTime:current]];        NSLog(@"当前播放时长%@", [blockSelf convertTime:current]);        if (current) {            [slider setValue:(current/total) animated:YES];        }    }];}- (void)changeValue:(UISlider *)aSlider{    AVPlayerItem *playerItem = self.player.currentItem;    //从当前位置播放    [self.player seekToTime:CMTimeMakeWithSeconds(aSlider.value * CMTimeGetSeconds([playerItem duration]), 1)];    //机智的暂停,防止造成拖动时进度条卡顿的尴尬（因为AVPlayer这个拖动后会暂停，不会自动播放）    [self.player pause];    [self.playOrPause setImage:[UIImage imageNamed:@"pui_playbtn_b_disable@2x"] forState:UIControlStateNormal];}//计算时间，返回字符串- (NSString *)convertTime:(CGFloat)second{        NSDate *d = [NSDate dateWithTimeIntervalSince1970:second];        NSDateFormatter *formatter = [[NSDateFormatter alloc] init];        if (second/3600 >= 1) {            [formatter setDateFormat:@"01:mm:ss"];            } else {                [formatter setDateFormat:@"mm:ss"];                }        NSString *showtimeNew = [formatter stringFromDate:d];        return showtimeNew;}/** *  给AVPlayerItem添加监控 * *  @param playerItem AVPlayerItem对象 */-(void)addObserverToPlayerItem:(AVPlayerItem *)playerItem{    //监控状态属性，注意AVPlayer也有一个status属性，通过监控它的status也可以获得播放状态    [playerItem addObserver:self forKeyPath:@"status" options:NSKeyValueObservingOptionNew context:nil];    //监控网络加载情况属性    [playerItem addObserver:self forKeyPath:@"loadedTimeRanges" options:NSKeyValueObservingOptionNew context:nil];}-(void)removeObserverFromPlayerItem:(AVPlayerItem *)playerItem{    [playerItem removeObserver:self forKeyPath:@"status"];    [playerItem removeObserver:self forKeyPath:@"loadedTimeRanges"];}/** *  通过KVO监控播放器状态 * *  @param keyPath 监控属性 *  @param object  监视器 *  @param change  状态改变 *  @param context 上下文 *///通过KVO监控播放器状态-(void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context{    AVPlayerItem *playerItem=object;    __weak PlayerViewController *blockSelf = self;    if ([keyPath isEqualToString:@"status"]) {        AVPlayerStatus status= [[change objectForKey:@"new"] intValue];        if(status==AVPlayerStatusReadyToPlay){            [blockSelf rightLabel:[blockSelf convertTime:CMTimeGetSeconds(playerItem.duration)]];            NSLog(@"视频总时长%@", [blockSelf convertTime:CMTimeGetSeconds(playerItem.duration)]);        }    }else if([keyPath isEqualToString:@"loadedTimeRanges"]){        NSArray *array=playerItem.loadedTimeRanges;        CMTimeRange timeRange = [array.firstObject CMTimeRangeValue];//本次缓冲时间范围        float startSeconds = CMTimeGetSeconds(timeRange.start);        float durationSeconds = CMTimeGetSeconds(timeRange.duration);        NSTimeInterval totalBuffer = startSeconds + durationSeconds;//缓冲总长度        NSLog(@"视频共缓冲时长%@", [blockSelf convertTime:totalBuffer]);    }}- (void)leftLabel:(NSString *)leftLabelText{    _leftLabel.text = leftLabelText;}- (void)rightLabel:(NSString *)rightLabelText{    _rightLabel.text = rightLabelText;}#pragma mark - UI事件/** *  点击播放/暂停按钮 * *  @param sender 播放/暂停按钮 */- (IBAction)playClick:(UIButton *)sender {    if(self.player.rate==0){ //说明时暂停        [sender setImage:[UIImage imageNamed:@"pui_pausebtn_b_disable@2x"] forState:UIControlStateNormal];        [self.player play];    }else if(self.player.rate==1){//正在播放        [self.player pause];        [sender setImage:[UIImage imageNamed:@"pui_playbtn_b_disable@2x"] forState:UIControlStateNormal];    }}//关闭自动旋转- (BOOL)shouldAutorotate{    return NO;}//全屏或退出Button- (IBAction)fullOrExit:(UIButton *)sender {    if (falg) {        [sender setImage:[UIImage imageNamed:@"pui_zoomoutbtn@2x"] forState:UIControlStateNormal];        falg = !falg;                self.container.frame = CGRectMake(0, 0, self.view.bounds.size.height, self.view.bounds.size.width);        playerLayer.frame = self.container.bounds;        [self.view bringSubviewToFront:self.container];//        playerLayer.videoGravity = AVLayerVideoGravityResize;//视频填充模式        //旋转屏幕，但是只旋转当前的View        [[UIApplication sharedApplication] setStatusBarOrientation:UIInterfaceOrientationLandscapeRight];        self.view.transform = CGAffineTransformMakeRotation(M_PI/2);        CGRect frame = [UIScreen mainScreen].applicationFrame;        self.view.bounds = CGRectMake(0, 64, frame.size.height, frame.size.width);        //隐藏导航栏        [[self navigationController] setNavigationBarHidden:YES animated:YES];    } else {        [sender setImage:[UIImage imageNamed:@"pui_zoominbtn@2x"] forState:UIControlStateNormal];        falg = !falg;        self.container.frame = CGRectMake(0, 0, self.view.bounds.size.height, self.view.bounds.size.height);        playerLayer.frame = self.container.bounds;        [self.view bringSubviewToFront:self.container];        //旋转屏幕，但是只旋转当前的View        [[UIApplication sharedApplication] setStatusBarOrientation:UIInterfaceOrientationLandscapeLeft];        self.view.transform = CGAffineTransformMakeRotation(M_PI*2);        CGRect frame = [UIScreen mainScreen].applicationFrame;        self.view.bounds = CGRectMake(0, 0, frame.size.height, frame.size.width);        //显示导航栏        [[self navigationController] setNavigationBarHidden:NO animated:YES];    }}//下一个视频Button- (IBAction)nextButton:(UIButton *)sender {    i++;    [self removeNotification];    if (i == arr1.count) {        i = 0;    }    urlStr=[NSString stringWithFormat:arr1[i]];    url=[NSURL URLWithString:urlStr];    AVPlayerItem *playerItem=[AVPlayerItem playerItemWithURL:url];    [self.player replaceCurrentItemWithPlayerItem:playerItem];    [self addNotification];}//点击隐藏或者出现播放进度控制栏- (IBAction)tapPlayer:(id)sender {    if (falg1) {        falg1 = !falg1;        _playOrPause.hidden = YES;        _nextButton.hidden = YES;        _slider.hidden = YES;        _fullButton.hidden = YES;        _leftLabel.hidden = YES;        _rightLabel.hidden = YES;            } else {        falg1 = !falg1;        _playOrPause.hidden = NO;        _nextButton.hidden = NO;        _slider.hidden = NO;        _fullButton.hidden = NO;        _leftLabel.hidden = NO;        _rightLabel.hidden = NO;    }    } 下面上传图片，只是解压别的软件里面的图片，也不知道上传了能不能下载下来，png的传不上去，就转成jpg的了。 github主页：https://github.com/ShaoWenLe