1.inRange()函数、cvtColor()函数、createTrackbar()函数
https://blog.csdn.net/qq_37791134/article/details/80984508
Inrange函数：https://cloud.tencent.com/developer/article/1471688
2.画框框
https://blog.csdn.net/lixuminglxm/article/details/81069663
3.保存图片
https://blog.csdn.net/zlrai5895/article/details/84990118
4.颜色识别
https://blog.csdn.net/qq7835144/article/details/95048117
https://blog.csdn.net/qq_37269094/article/details/82848589
5.旋转图片
https://blog.csdn.net/sylsjane/article/details/80872161
6.【OpenCV】HSV颜色识别-HSV基本颜色分量范围
https://blog.csdn.net/taily_duan/article/details/51506776
>7.OpenCV入门指南<
https://blog.csdn.net/morewindows/category_1291764.html
8.Canny操作
https://cloud.tencent.com/developer/article/1470655
https://zhuanlan.zhihu.com/p/30016473?utm_source=wechat_session&utm_medium=social&utm_oi=925081885015699456
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