opencv 求轮廓、外接矩形、凸包等-06
1. 求轮廓import cv2import numpy as npdef cal_contours(image, thresh_value=0, mode=cv2.RETR_TREE, method=cv2.CHAIN_APPROX_SIMPLE): """ :param image: 单通道图像, 8-bit or 32-bit floating point :param thresh_value: 二值化单通道图像 :param mod
