python opencv 读取摄像头数据
import os import cv2 cap = cv2.VideoCapture(2) while True: res, img0 = cap.read() # BGR cv2.imshow("win1",cv2.resize(img0,(640,480))) if cv2.waitKey(5) & 0xFF==ord('q'): cv2.destroyAllWindows() break cap.release()
python opencv 读取摄像头数据
import os import cv2 cap = cv2.VideoCapture(2) while True: res, img0 = cap.read() # BGR cv2.imshow("win1",cv2.resize(img0,(640,480))) if cv2.waitKey(5) & 0xFF==ord('q'): cv2.destroyAllWindows() break cap.release()