1 UIGraphicsBeginImageContext(self.view.bounds.size);// 设置上下文 2 3 [self.view.layer renderInContext:UIGraphicsGetCurrentContext()];4 5 UIImage *image=UIGraphicsGetImageFromCurrentImageContext();//从当前上下文中获取image 6 7 UIGraphicsEndImageContext();//关闭上下文 8 9 UIImageWriteToSavedPhotosAlbum(image,self, nil, nil);//存到相册
原文地址:http://www.cnblogs.com/shu-l/p/3812065.html