中文说明：图像哈希是用来增强图像质量。散列提高图像的像素值。哈希函数是可用于将任意大小的数据映射为固定大小的数据的任何函数。哈希函数返回的值称为哈希值，即哈希代码
English Description：
Image hashing is used to enhance the image quality.Hashing improves the pixel value of the image.A hash function is any function that can be used to map data of arbitrary size to data of fixed size. The values returned by a hash function are called hash values, hash codes Click the file on the left to start the preview,please ！The preview only provides 20% of the code snippets, the complete code needs to be downloaded Loading Report