cv2.fillPoly 和 cv2.fillConvexPoly：非凸任意形状填充和凸填充

1.python opencv绘制多边形和多边形填充

https://blog.youkuaiyun.com/fireflychh/article/details/75150689

2.cv2.fillPoly 和 cv2.fillConvexPoly：非凸任意形状填充和凸填充

https://blog.youkuaiyun.com/sunyao_123/article/details/74028796

3.opencv fillConvexPoly深究

https://blog.youkuaiyun.com/xuyangcao123/article/details/72780693