iOS 视频相关

视频代码

import “playViewController.h”
@interfaceplayViewController ()
@end
@implementation playViewController
- (void)viewDidLoad {

[superviewDidLoad];self.view.backgroundColor=[UIColorwhiteColor];UIButton *videoPlayer = [UIButtonbuttonWithType:UIButtonTypeCustom];[videoPlayer setImage:[UIImageimageNamed:@"play1.png"]        forState:UIControlStateNormal]; [videoPlayer setImage:[UIImageimageNamed:@"play.png"] forState:UIControlStateHighlighted];UIImage *playImage = [selfthumbnailImageForVideo:                             [NSURLfileURLWithPath:[[NSBundlemainBundle] pathForResource:@"popeye"ofType:@"mp4"]]];[videoPlayer setBackgroundImage:playImage forState:UIControlStateNormal];videoPlayer.frame = CGRectMake(self.view.frame.size.width/8.0, 90,     self.view.frame.size.width*3/4.0, self.view.frame.size.width/2.0);[videoPlayer addTarget:selfaction:@selector(buttonEvent:)     forControlEvents:UIControlEventTouchDown];videoPlayer.tag = 5;[self.view addSubview:videoPlayer];UILabel *locallabel=[[UILabelalloc]initWithFrame:CGRectMake(self.view.frame.size.width/8.0, self.view.frame.size.width/2.0+90, self.view.frame.size.width*3/4.0, 60)];locallabel.textAlignment=NSTextAlignmentCenter;locallabel.text=@"本地视频播放";[self.view addSubview:locallabel];NSURL *moveURl = [NSURLURLWithString:@"http://124.232.154.173/youku/67774226A883683168CDDA659A/03000805005153359910D703BAF2B17CDDDAF7-77C8-0F5A-F0BC-6BD2DA2B0B00.mp4"];UIButton *netPlayer = [UIButtonbuttonWithType:UIButtonTypeCustom];[netPlayer setImage:[UIImageimageNamed:@"play1.png"]     forState:UIControlStateNormal];[netPlayer setImage:[UIImageimageNamed:@"play.png"] forState:UIControlStateHighlighted];UIImage *netPlayerImage = [self thumbnailImageForVideo:moveURl];[netPlayer setBackgroundImage:netPlayerImage forState:UIControlStateNormal];netPlayer.frame = CGRectMake(self.view.frame.size.width/8.0,     self.view.frame.size.width/2.0+160, self.view.frame.size.width*3/4.0,     self.view.frame.size.width/2.0);[netPlayer addTarget:selfaction:@selector(netEvent:) forControlEvents:UIControlEventTouchDown];[self.view addSubview:netPlayer];netlabel.textAlignment=NSTextAlignmentCenter;netlabel.text=@"网络视频播放";[self.view addSubview:netlabel];// Do any additional setup after loading the view.

}

获取视频封面，本地视频，网络视频都可以用

• (UIImage*) thumbnailImageForVideo:(NSURL *)videoURL {

  AVURLAsset *asset = [[AVURLAsset alloc] initWithURL:videoURL options:nil];AVAssetImageGenerator *gen = [[AVAssetImageGeneratoralloc] initWithAsset:asset];gen.appliesPreferredTrackTransform = YES;CMTime time = CMTimeMakeWithSeconds(2.0, 600); NSError *error = nil;  CMTime actualTime; CGImageRef image = [gen copyCGImageAtTime:time actualTime:&actualTime error:&error];     UIImage *thumbImg = [[UIImage alloc] initWithCGImage:image];     return thumbImg;

  }

本地视频播放

-(void)buttonEvent:(UIButton*)button{

NSURL *moveURl =[NSURLfileURLWithPath:[[NSBundlemainBundle] pathForResource:@"popeye"ofType:@"mp4"]];if (_moviePlayer==nil) {_moviePlayer = [[MPMoviePlayerViewControlleralloc] init];}

_moviePlayer.moviePlayer.movieSourceType=MPMovieSourceTypeFile;

[_moviePlayer.moviePlayer setContentURL:moveURl];[selfpresentMoviePlayerViewControllerAnimated:_moviePlayer];[_moviePlayer.moviePlayerplay];

}

网络视频播放

​-(void)netEvent:(UIButton*)button
{
NSURL *moveURl = [NSURLURLWithString:@”http://124.232.154.173/youku/67774226A883683168CDDA659A/03000805005153359910D703BAF2B17CDDDAF7-77C8-0F5A-F0BC-6BD2DA2B0B00.mp4“];

if (_moviePlayer==nil) {   _moviePlayer = [[MPMoviePlayerViewControlleralloc]init]; }_moviePlayer.moviePlayer.movieSourceType=MPMovieSourceTypeStreaming;[_moviePlayer.moviePlayer setContentURL:moveURl];[selfpresentMoviePlayerViewControllerAnimated:_moviePlayer];[_moviePlayer.moviePlayerplay];

}

• (void)didReceiveMemoryWarning {

  [superdidReceiveMemoryWarning];

  // Dispose of any resources that can be recreated.

}