摘要：
1 import cv2 as cv 2 3 4 def catch_face_video(img): 5 gray=cv.cvtColor(img,cv.COLOR_BGR2GRAY) 6 path_haar='C:/Users/77007/Desktop/python/pythonProject 阅读全文
摘要：
1 import cv2 as cv 2 3 4 def test_read(): 5 img=cv.imread('face.jpg') 6 cv.imshow('read_img',img) 7 # 给读入取名为'read_img' 8 cv.waitKey(1000) 9 # 等待键盘输入（单 阅读全文