imageView加载gif图

NSURL *fileUrl = [[NSBundle mainBundle] URLForResource:@"1" withExtension:@"gif"];

    CGImageSourceRef gifSource = CGImageSourceCreateWithURL((CFURLRef)fileUrl, NULL);

    size_t frameCout=CGImageSourceGetCount(gifSource);

    NSMutableArray* frames=[[NSMutableArray alloc] init];

    for (size_t i=0; i

        CGImageRef imageRef=CGImageSourceCreateImageAtIndex(gifSource, i, NULL);

        UIImage* imageName=[UIImage imageWithCGImage:imageRef];

        [frames addObject:imageName];

        CGImageRelease(imageRef);

    }

    

    UIImageView* imageview=[[UIImageView alloc] initWithFrame:CGRectMake(20, 64, 40, 40)];

    imageview.animationImages=frames;

    imageview.animationDuration=3;

    [imageview startAnimating];

    [self.view addSubview:imageview];

（转自）http://blog.sina.com.cn/s/blog_8ded6a080102v4ux.html