基本数据结构
OpenCV学习笔记(3)——Scalar数据类型理解
https://blog.csdn.net/liuweiyuxiang/article/details/76929534
Scalar::all(0)就是给每个通道都赋值0
常用函数
产生随机数
https://blog.csdn.net/gdfsg/article/details/50830489
OpenCV成长之路(4):图像直方图
https://www.cnblogs.com/ronny/p/opencv_road_4.html
Mat属性step,size,step1,elemSize,elemSize1一次搞清
https://blog.csdn.net/Felaim/article/details/80702787
OpenCV绘制图像中RGB三个通道的直方图
https://www.cnblogs.com/chujian1120/p/5512276.html
彻底搞懂Lab 颜色空间
https://blog.csdn.net/gdymind/article/details/82357139