中文说明：本程序实现了二维图像插值操作，能够把原本像素较少的图像数据变得数据丰富，想让图像的数据变成多少就能变成多少，里面备注比较清楚，大家可以自行修改。
English Description：
This program realizes the two-dimensional image interpolation operation, which can make the original image data with less pixels become rich in data. You can change the image data as much as you want. The remarks are clear, and you can modify them by yourself.