OpenCV—Python 轮廓检测 绘出矩形框(findContours\ boundingRect\rectangle)
1 获取轮廓OpenCV2获取轮廓主要是用 cv2.findContours()import cv2import numpy as npimgray = cv2.imread('test.jpg',0) # 以灰度图形式读入ret,thresh = cv2.threshold(imgray,127,255,0) # 二值化,设定阈值127(大小影响二值化结...