Introduction - If you have any usage issues, please Google them yourself
Preparation of basic image processing procedures, including functions: image reading, storage and display (bmp, jpg and other popular format), image cropping, scaling the image color change (color-> gray, etc.) basic histogram transform and histogram equalization image smoothing and sharpening the edge of the threshold of taking the discrete Fourier transform processing binary morphology (erosion, dilation, opening operation and closing operation)