ios avplayer 视频播放器
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#import <UIKit/UIKit.h>
@interface XGGesTuresView : UIView
//左下角播放按钮
@property (nonatomic ,strong)UIButton * leftplayerbutton;
//最小时间
@property (nonatomic ,strong)UILabel * mintimelable;
//滑动条
@property (nonatomic ,strong)UISlider * slider;
//缓冲条
@property (nonatomic ,strong)UIProgressView * progressview;
//视频总时长
@property (nonatomic ,strong)UILabel * maxtimelable;
//全屏按钮
@property (nonatomic ,strong)UIButton * fullbutton;
//右边中间播放按钮
@property (nonatomic ,strong)UIButton * rightplayerbutton;
//小菊花
@property (nonatomic ,strong)UIActivityIndicatorView * activity;
//视频出错提示 网络提示 用同一个
//@property (nonatomic ,strong)UILabel * errorlable;
//返回按钮
@property (nonatomic ,strong)UIButton * backbutton;
//标题 可以自己调颜色
@property (nonatomic ,strong)UILabel * titlelable;
@end
#import "XGGesTuresView.h"
@implementation XGGesTuresView
- (instancetype)initWithFrame:(CGRect)frame{
if (self =[super initWithFrame:frame]) {
self.backgroundColor = [UIColor clearColor];
[self creatUI];
}
return self;
}
- (void)creatUI{
//左边播放按钮
self.leftplayerbutton = [UIButton buttonWithType:UIButtonTypeCustom];
[self.leftplayerbutton setImage:[UIImage imageNamed:@"Stop"] forState:UIControlStateNormal];
[self.leftplayerbutton setImage:[UIImage imageNamed:@"Play"] forState:UIControlStateSelected];
[self addSubview:self.leftplayerbutton];
//进度时间lable
self.mintimelable = [[UILabel alloc]init];
self.mintimelable.text = @"00:00";
self.mintimelable.textColor = [UIColor whiteColor];
self.mintimelable.textAlignment = NSTextAlignmentCenter;
self.mintimelable.font = [UIFont systemFontOfSize:14];
[self addSubview:self.mintimelable];
//缓冲条
self.progressview = [[UIProgressView alloc]init];
self.progressview.progressTintColor = [UIColor magentaColor];
[self addSubview:self.progressview];
//滑动条
self.slider = [[UISlider alloc]init];
self.slider.minimumTrackTintColor = [UIColor whiteColor];
self.slider.maximumTrackTintColor = [UIColor clearColor];
[self.slider setThumbImage:[UIImage imageNamed:@"icmpv_thumb_light"] forState:UIControlStateNormal];
[self addSubview:self.slider];
//总时间lable
self.maxtimelable = [[UILabel alloc]init];
self.maxtimelable.text = @"00:00";
self.maxtimelable.textColor = [UIColor whiteColor];
self.maxtimelable.textAlignment = NSTextAlignmentCenter;
self.maxtimelable.font = [UIFont systemFontOfSize:14];
[self addSubview:self.maxtimelable];
//全屏按钮
self.fullbutton = [UIButton buttonWithType:UIButtonTypeCustom];
[self.fullbutton setImage:[UIImage imageNamed:@"Rotation"] forState:UIControlStateNormal];
[self addSubview:self.fullbutton];
//右边播放按钮
self.rightplayerbutton = [UIButton buttonWithType:UIButtonTypeCustom];
[self.rightplayerbutton setImage:[UIImage imageNamed:@"player_pause_iphone_window"] forState:UIControlStateNormal];
[self.rightplayerbutton setImage:[UIImage imageNamed:@"player_start_iphone_window"] forState:UIControlStateSelected];
[self addSubview:self.rightplayerbutton];
//小菊花
self.activity = [[UIActivityIndicatorView alloc]initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge];
self.activity.color = [UIColor whiteColor];
[self addSubview:self.activity];
//视频出错提示
// self.errorlable = [[UILabel alloc]init];
// self.errorlable.text = @"亲,视频解析出错了!";
// self.errorlable.textColor = [UIColor whiteColor];
// self.errorlable.textAlignment = NSTextAlignmentCenter;
// self.errorlable.hidden = YES;
// [self addSubview:self.errorlable];
//返回按钮
self.backbutton = [UIButton buttonWithType:UIButtonTypeCustom];
[self.backbutton setImage:[UIImage imageNamed:@"public返回"] forState:UIControlStateNormal];
[self addSubview:self.backbutton];
//标题
self.titlelable = [[UILabel alloc]init];
self.titlelable.textColor = [UIColor whiteColor];
[self addSubview:self.titlelable];
}
- (void)layoutSubviews{
[super layoutSubviews];
self.leftplayerbutton.frame = CGRectMake(10, self.frame.size.height - 40, 30, 30);
self.mintimelable.frame = CGRectMake(CGRectGetMaxX(self.leftplayerbutton.frame), self.frame.size.height - 40, 60, 30);
self.slider.frame = CGRectMake(CGRectGetMaxX(self.mintimelable.frame), self.frame.size.height - 35, self.frame.size.width - 2 *CGRectGetMaxX(self.mintimelable.frame), 20);
self.progressview.frame = CGRectMake(self.slider.frame.origin.x + 6, self.slider.frame.origin.y, self.slider.frame.size.width - 12, 2);
self.progressview.center = self.slider.center;
self.maxtimelable.frame = CGRectMake(CGRectGetMaxX(self.slider.frame), self.frame.size.height - 40, 60, 30);
self.fullbutton.frame = CGRectMake(CGRectGetMaxX(self.maxtimelable.frame), self.frame.size.height -40, 30, 30);
self.rightplayerbutton.frame = CGRectMake(self.frame.size.width - 60, self.frame.size.height - 100, 50, 50);
self.activity.frame = CGRectMake(CGRectGetMidX(self.bounds) - 37*0.5, CGRectGetMidY(self.bounds)-37*0.5, 37, 37);
//self.errorlable.frame = CGRectMake(self.frame.size.width/ 2 - 100, self.frame.size.height / 2 -10, 200, 20);
self.backbutton.frame = CGRectMake(0, 0, 30, 30);
self.titlelable.frame = CGRectMake(CGRectGetMaxX(self.backbutton.frame), CGRectGetMinY(self.backbutton.frame), self.frame.size.width - CGRectGetMaxX(self.backbutton.frame), 30);
}
- (void)dealloc{
}
上面这些是提示视图 和 手势视图 下面是主要 用avplayer 来播放 代码可以复制到你的工程里 把类改一下就行
#import <UIKit/UIKit.h>
@protocol XGAVPlayerViewdelegate <NSObject>
//全屏
- (void)XGAVPlayerViewfullScreen:(BOOL)fullscreen;
//返回
- (void)XGAVPlayerViewback;
@end
@interface XGAVPlayerView : UIView
//代理
@property (nonatomic ,weak)id<XGAVPlayerViewdelegate>delegate;
//本地和网络亦可
- (void)setUrl:(NSURL *)url andIsStartplay:(BOOL)isstartplay;
//
- (void)closeplay;
@end
#import "XGAVPlayerView.h"
#import "Reachability.h"
#import "XGGesTuresView.h"
#import <CoreTelephony/CTCall.h>
#import <AVFoundation/AVFoundation.h>
#import <CoreTelephony/CTCallCenter.h>
@interface XGAVPlayerView ()<UIAlertViewDelegate,UIGestureRecognizerDelegate>
//播放工具
@property (nonatomic ,strong)AVPlayer * player;
//播放图层
@property (nonatomic ,strong)AVPlayerLayer * playerlayer;
//播放资源对象
@property (nonatomic ,strong)AVPlayerItem * playeritem;
//手势视图
@property (nonatomic ,strong)XGGesTuresView * gesturesview;
//错误lable
@property (nonatomic ,strong)UILabel * errorlable;
//重连
@property (nonatomic ,strong)UIButton * reconnectbutton;
//电话
@property (nonatomic ,strong)CTCallCenter * telephone;
//播放地址
@property (nonatomic ,strong)NSURL * playerurl;
//player时间观察者
@property (nonatomic ,strong)id playTimeObserver;
//是否正在播放
@property (nonatomic ,assign)BOOL isplaying;
//是否开始播放 可从外界控制
@property (nonatomic ,assign)BOOL isstartplay;
//网络
@property (nonatomic ,assign)NetworkStatus netstatus;
@end
@implementation XGAVPlayerView
//初始化
- (instancetype)initWithFrame:(CGRect)frame{
if (self = [super initWithFrame:frame]) {
self.backgroundColor = [UIColor blackColor];
[self creatAvPlayer];
[self creatUI];
[self addtap];
}
return self;
}
//播放管理
- (void)creatAvPlayer{
self.player = [[AVPlayer alloc]init];
self.playerlayer = [AVPlayerLayer playerLayerWithPlayer:self.player];
self.playerlayer.videoGravity = AVLayerVideoGravityResizeAspect;
[self.layer insertSublayer:self.playerlayer atIndex:0];//放到最底层
}
//视图
- (void)creatUI{
//错误
self.errorlable = [[UILabel alloc]init];
self.errorlable.textColor = [UIColor whiteColor];
self.errorlable.textAlignment = NSTextAlignmentCenter;
self.errorlable.hidden = YES;
[self addSubview:self.errorlable];
//重连
self.reconnectbutton = [UIButton buttonWithType:UIButtonTypeCustom];
[self.reconnectbutton setTitle:@"重 连" forState:UIControlStateNormal];
self.reconnectbutton.backgroundColor = [UIColor greenColor];
self.reconnectbutton.hidden = YES;
[self.reconnectbutton addTarget:self action:@selector(notreachableclick) forControlEvents:UIControlEventTouchUpInside];
[self addSubview:self.reconnectbutton];
//手势视图
self.gesturesview = [[XGGesTuresView alloc]init];
[self addSubview:self.gesturesview];
self.gesturesview.slider.value = 0.0;//滑动条初始值
self.gesturesview.progressview.progress = 0.0;//缓冲条初始值
[self.gesturesview.leftplayerbutton addTarget:self action:@selector(playclick) forControlEvents:UIControlEventTouchUpInside];
[self.gesturesview.fullbutton addTarget:self action:@selector(fullclick:) forControlEvents:UIControlEventTouchUpInside];
[self.gesturesview.rightplayerbutton addTarget:self action:@selector(playclick) forControlEvents:UIControlEventTouchUpInside];
[self.gesturesview.backbutton addTarget:self action:@selector(backclick) forControlEvents:UIControlEventTouchUpInside];
[self.gesturesview.slider addTarget:self action:@selector(palyslidertouchdown:) forControlEvents:UIControlEventTouchDown];//按下
[self.gesturesview.slider addTarget:self action:@selector(palysliderdrop:) forControlEvents:UIControlEventValueChanged];//拖动
[self.gesturesview.slider addTarget:self action:@selector(palysliderdropfinish:) forControlEvents:UIControlEventTouchUpInside];//点击
}
//播放 暂停
- (void)playclick{
self.isplaying ? [self stopplay] :[self startplay];
}
//全屏
- (void)fullclick:(UIButton *)sender{
sender.selected = !sender.selected;
if (self.delegate && [self.delegate respondsToSelector:@selector(XGAVPlayerViewfullScreen:)]){
[self.delegate XGAVPlayerViewfullScreen:sender.selected];
}
}
//返回 如果反回到原始图(竖屏) 记得改变全屏按钮状态 如果返回到上一个控制器 则不需要改变全屏按钮状态 这里自定义
- (void)backclick{
[self stopplay];
if (self.delegate && [self.delegate respondsToSelector:@selector(XGAVPlayerViewback)]){
[self.delegate XGAVPlayerViewback];
}
}
//按下
- (void)palyslidertouchdown:(UISlider *)sender{
[self.player pause];
if (self.isplaying == YES) {
self.gesturesview.leftplayerbutton.selected = YES;
self.gesturesview.rightplayerbutton.selected = YES;
}
[[self class] cancelPreviousPerformRequestsWithTarget:self selector:@selector(showgesturesview) object:nil];
}
//拖动
- (void)palysliderdrop:(UISlider *)sender{
CMTime changetime = CMTimeMakeWithSeconds(sender.value, 1.0);
self.gesturesview.mintimelable.text = [self convertTime:CMTimeGetSeconds(changetime)];
}
//拖动结束
- (void)palysliderdropfinish:(UISlider *)sender{
CMTime changetime = CMTimeMakeWithSeconds(sender.value, 1.0);
[self.playeritem seekToTime:changetime completionHandler:^(BOOL finished) {
self.isplaying ? [self startplay] : nil;
}] ;
}
//手势
- (void)addtap{
UITapGestureRecognizer * tap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(showgesturesview)];
tap.delegate = self;
[self addGestureRecognizer:tap];
}
//手势方法
- (void)showgesturesview{
[[self class] cancelPreviousPerformRequestsWithTarget:self selector:@selector(showgesturesview) object:nil];
[UIView animateWithDuration:0.25 animations:^{
self.gesturesview.hidden = !self.gesturesview.hidden;
[[UIApplication sharedApplication]setStatusBarHidden:self.gesturesview.hidden withAnimation:UIStatusBarAnimationFade];
} completion:nil];
}
//手势代理 用来解决uislider和tap 的手势冲突
- (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldReceiveTouch:(nonnull UITouch *)touch{
if ([touch.view isKindOfClass:[UISlider class]]) {
return NO;
}
return YES;
}
//本地和网络亦可
- (void)setUrl:(NSURL *)url andIsStartplay:(BOOL)isstartplay{//进来优先检查网络
self.isstartplay = isstartplay;
self.playerurl = url;
NetworkStatus firststatus = [self CheckNowNetWorkStatus];
switch (firststatus) {
case NotReachable:{//进来时没网络
[self notreachable];
}break;
case ReachableViaWiFi:{//进来wifi
[self reachableviawifi:url];
}break;
case ReachableViaWWAN:{//进来时没网络
UIAlertView * firstalert = [[UIAlertView alloc]initWithTitle:@"温馨提示" message:@"当前处于2g/3g/4g模式下,继续播放会产生流量!" delegate:self cancelButtonTitle:@"取消" otherButtonTitles:@"确定", nil];
firstalert.tag = 1;
[firstalert show];
}break;
default:
break;
}
}
//无网络提示
- (void)notreachable{
[self stopplay];
self.errorlable.hidden = NO;
self.errorlable.text = @"亲,没有网络!";
self.reconnectbutton.hidden = NO;
self.gesturesview.userInteractionEnabled = NO;
}
//刚进来时无网络状态 没有创建self.playeritem 和监听 所以不影响后面的
- (void)notreachableclick{
NetworkStatus reconnect = [self CheckNowNetWorkStatus];
switch (reconnect) {
case NotReachable:{//重连 无网络点击 不做任何反应
NSLog(@"无网络");
}break;
case ReachableViaWiFi:{//wifi
NSLog(@"wifi");
}
case ReachableViaWWAN:{//在流量状态重连 表示用户默认接受了流量状态下播放 wifi就不用说了
[self reachableviawifi:self.playerurl];
}break;
default:
break;
}
}
//wifi
- (void)reachableviawifi:(NSURL *)url{
self.errorlable.hidden = YES;
self.reconnectbutton.hidden = YES;
self.gesturesview.userInteractionEnabled = YES;
if ([url.absoluteString hasPrefix:@"http"] ||[url.absoluteString hasPrefix:@"https"]){//网络视频 添加网络监听
self.playeritem = [AVPlayerItem playerItemWithURL:[NSURL URLWithString:[url.absoluteString stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]]];
[self addnetworkNotification];
}else{//本地
self.playeritem = [AVPlayerItem playerItemWithURL:url];
}
[self.player replaceCurrentItemWithPlayerItem:self.playeritem];
[self addNotification];
}
//网络监控
- (void)addnetworkNotification{
[[NSNotificationCenter defaultCenter]addObserver:self selector:@selector(netchange:) name:kReachabilityChangedNotification object:nil];
}
//网络状态
- (void)netchange:(NSNotification *)noti{
Reachability * reach = [noti object];
if ([reach isKindOfClass:[Reachability class]]) {
NetworkStatus status = [reach currentReachabilityStatus];
[self updatenetworkstatus:status];
}
}
//根据网络 改变播放状态
- (void)updatenetworkstatus:(NetworkStatus)status{
switch (status) {
case NotReachable:{//无网络
[self notreachable];
}break;
case ReachableViaWiFi:{
self.errorlable.hidden = YES;
self.reconnectbutton.hidden = YES;
self.gesturesview.userInteractionEnabled = YES;
}break;
case ReachableViaWWAN:{//2g3g4g
[self stopplay];
UIAlertView * wwanalert = [[UIAlertView alloc]initWithTitle:@"温馨提示" message:@"当前处于2g/3g/4g模式下,继续播放会产生流量!" delegate:self cancelButtonTitle:@"取消" otherButtonTitles:@"确定", nil];
wwanalert.tag = 2;
[wwanalert show];
}break;
default:
break;
}
}
//alert代理
- (void)alertView:(UIAlertView *)alertView didDismissWithButtonIndex:(NSInteger)buttonIndex{
switch (alertView.tag) {
case 1:{
if (buttonIndex != alertView.cancelButtonIndex) {
[self reachableviawifi:self.playerurl];
}
}break;
case 2:{
if (buttonIndex != alertView.cancelButtonIndex) {
[self startplay];
}
}break;
default:
break;
}
}
//通知
- (void)addNotification {
//kvo监听
[self.playeritem addObserver:self forKeyPath:@"status" options:NSKeyValueObservingOptionNew context:nil];
// 监听loadedTimeRanges属性
[self.playeritem addObserver:self forKeyPath:@"loadedTimeRanges" options:NSKeyValueObservingOptionNew context:nil];
// 播放完成通知
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(playbackFinished:) name:AVPlayerItemDidPlayToEndTimeNotification object:nil];
// 前台通知
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(enterForeground:) name:UIApplicationWillEnterForegroundNotification object:nil];
// 后台通知
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(enterBackground:) name:UIApplicationDidEnterBackgroundNotification object:nil];
[self monitoringPlayback:self.playeritem];
}
//键值观察
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary<NSString *,id> *)change context:(void *)context {
if ([keyPath isEqualToString:@"status"]){//状态
AVPlayerStatus status = [[change objectForKey:@"new"] intValue];
if (status == AVPlayerStatusReadyToPlay) {
AVPlayerItem *item = (AVPlayerItem *)object;
self.gesturesview.slider.maximumValue = CMTimeGetSeconds(item.duration);// 获取视频长度 设置视频时间
self.gesturesview.maxtimelable.text = [self convertTime:CMTimeGetSeconds(item.duration)];// 设置视频时间
self.isstartplay ? [self startplay]:[self stopplay];// 进来开始播放 进来暂停暂停
}else if (status == AVPlayerStatusFailed){//当地址不对 无网络时 会走此方法
NSLog(@"AVPlayerStatusFailed");
[self stopplay];
self.errorlable.hidden = NO;
self.errorlable.text = @"亲,视频解析出错了!";
self.gesturesview.userInteractionEnabled = NO;
}else {
NSLog(@"AVPlayerStatusUnknown");
}
} else if ([keyPath isEqualToString:@"loadedTimeRanges"]){
NSTimeInterval timeInterval = [self availableDurationRanges]; // 缓冲时间
CGFloat totalDuration = CMTimeGetSeconds(self.playeritem.duration); // 总时间
[self.gesturesview.progressview setProgress:timeInterval / totalDuration animated:YES];//更新缓冲条
}
}
// 相对格林时间
- (NSString *)convertTime:(CGFloat)second {
NSDate *date = [NSDate dateWithTimeIntervalSince1970:second];
NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
if (second / 3600 >= 1) {
[formatter setDateFormat:@"HH:mm:ss"];
} else {
[formatter setDateFormat:@"mm:ss"];
}
NSString *showTimeNew = [formatter stringFromDate:date];
return showTimeNew;
}
// 缓冲时间 计算
- (NSTimeInterval)availableDurationRanges {
NSArray *loadedTimeRanges = [self.playeritem loadedTimeRanges]; // 获取item的缓冲数组
CMTimeRange timeRange = [loadedTimeRanges.firstObject CMTimeRangeValue]; // 获取缓冲区域
float startSeconds = CMTimeGetSeconds(timeRange.start);// CMTimeRange 结构体 start duration 表示起始位置 和 持续时间
float durationSeconds = CMTimeGetSeconds(timeRange.duration);
NSTimeInterval result = startSeconds + durationSeconds; // 计算总缓冲时间 = start + duration
return result;
}
//播放完成通知
- (void)playbackFinished:(NSNotification *)notification {
self.playeritem = [notification object];
[self.playeritem seekToTime:kCMTimeZero]; // 跳转到初始
[self stopplay];//暂停
self.gesturesview.hidden = NO;
//[self startplay];//开始 无限循环
}
//进入前台
- (void)enterForeground:(NSNotification *)notification {
NSSet * currentsset = self.telephone.currentCalls;
if (currentsset == nil) {
if(!self.isplaying){//切刀后台最后一刻的状态
[self startplay];
}
}
}
//进入后台
- (void)enterBackground:(NSNotification *)notification {
[self stopplay];
}
// 观察播放进度 每秒执行1次， CMTime 为1秒
- (void)monitoringPlayback:(AVPlayerItem *)item {
__weak typeof(self)WeakSelf = self;
self.playTimeObserver = [self.player addPeriodicTimeObserverForInterval:CMTimeMake(1, 1.0) queue:dispatch_get_main_queue() usingBlock:^(CMTime time) {
//当前播放时间 秒
float currentPlayTime = (double)item.currentTime.value/ item.currentTime.timescale;
WeakSelf.gesturesview.slider.value = currentPlayTime;
WeakSelf.gesturesview.mintimelable.text = [WeakSelf convertTime:currentPlayTime];
}];
}
//开始播放
- (void)startplay{
self.isplaying = YES;
[self.player play];
self.gesturesview.leftplayerbutton.selected = NO;
self.gesturesview.rightplayerbutton.selected = NO;
[self performSelector:@selector(showgesturesview) withObject:nil afterDelay:5.0];
}
//暂停播放
- (void)stopplay{
self.isplaying = NO;
[self.player pause];
self.gesturesview.leftplayerbutton.selected = YES;
self.gesturesview.rightplayerbutton.selected = YES;
[[self class] cancelPreviousPerformRequestsWithTarget:self selector:@selector(showgesturesview) object:nil];
}
//约束
- (void)layoutSubviews{
[super layoutSubviews];
self.playerlayer.frame = self.bounds;
self.gesturesview.frame = self.bounds;
self.errorlable.frame = CGRectMake(self.frame.size.width/ 2 - 150, self.frame.size.height / 2 -20, 300, 20);
self.reconnectbutton.frame = CGRectMake(self.frame.size.width/ 2 - 30, CGRectGetMaxY(self.errorlable.frame) + 10, 60, 30);
}
//第一次进入页面判断网络状态使用
- (NetworkStatus)CheckNowNetWorkStatus{
NSArray *subviews = [[[[UIApplication sharedApplication] valueForKey:@"statusBar"] valueForKey:@"foregroundView"] subviews];
NSNumber *dataNetworkItemView = nil;
for (id subview in subviews) {
if([subview isKindOfClass:[NSClassFromString(@"UIStatusBarDataNetworkItemView") class]]) {
dataNetworkItemView = subview;
break;
}
}
switch ([[dataNetworkItemView valueForKey:@"dataNetworkType"]integerValue]) {
case 0:NSLog(@"No wifi or cellular");
return NotReachable;
break;
case 1:NSLog(@"2G");
case 2:NSLog(@"3G");
case 3:NSLog(@"4G");
case 4:NSLog(@"LTE");
return ReachableViaWWAN;
break;
case 5:NSLog(@"Wifi");
return ReachableViaWiFi;
break;
default:
break;
}
return ReachableViaWiFi;
}
////手动释放
//- (void)closeplay{
// [self.player pause];
// [self.playeritem removeObserver:self forKeyPath:@"status"];
// [self.playeritem removeObserver:self forKeyPath:@"loadedTimeRanges"];
// [[NSNotificationCenter defaultCenter]removeObserver:self];
// [self.player removeTimeObserver:self.playTimeObserver];
// self.playTimeObserver = nil;
// [self.player replaceCurrentItemWithPlayerItem:nil];
//
//}
//自动释放
-(void)dealloc{
[[NSNotificationCenter defaultCenter]removeObserver:self];
[self.player removeTimeObserver:self.playTimeObserver];
self.playTimeObserver = nil;
[self.player replaceCurrentItemWithPlayerItem:nil];
[self.playeritem removeObserver:self forKeyPath:@"status"];
[self.playeritem removeObserver:self forKeyPath:@"loadedTimeRanges"];
}
网络监听类 Reachability.h 网上很多 苹果官网也有 可以自己去下 如果还是不明白 可以吧联系方式留下 有空我会发到你的邮箱
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