给图像添加高斯噪声，并使用高斯滤波器，ILPF，巴特沃兹滤波器分别处理后得到结果图 需要在目录下有一张匹配文件名的图片，必须是灰度图-Add gaussian noise to the image, and use the gaussian filter, ILPF, bart ward filter respectively after processing results Need to have a picture of a match the filename, directory must be gray