图片模糊化处理

图片模糊化处理

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1. +(UIImage *)scale:(UIImage *)image toSize:(CGSize)size  
2. {  
3.     UIGraphicsBeginImageContext(size);  
4.     [image drawInRect:CGRectMake(0, 0, size.width, size.height)];  
5.     UIImage *scaledImage = UIGraphicsGetImageFromCurrentImageContext();  
6.     UIGraphicsEndImageContext();  
7.     return scaledImage;  
8. }