一个大的猫窝,voidcat

            GPUImageGaussianBlurFilter * blurFilter = [[GPUImageGaussianBlurFilter alloc] init];

            blurFilter.blurRadiusInPixels = 10.0;//设置渲染值，该值越大越模糊

            UIImage *blurredImage = [blurFilter imageByFilteringImage:image];

            self.iconBG.image = blurredImage; //将渲染后的image赋给UIImageView