| import cv2 | |
| face_cascade = cv2.CascadeClassifier('haarcascade_frontalface_default.xml') | |
| cap = cv2.VideoCapture(0) | |
| while True: | |
| ret, frame = cap.read() | |
| gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY) | |
| faces = face_cascade.detectMultiScale(gray, 1.3, 5) | |
| for (x, y, w, h) in faces: | |
| cv2.rectangle(frame, (x, y), (x + w, y + h), (255, 4, 0), 2) | |
| cv2.imshow('Camera', frame) | |
| if cv2.waitKey(1) & 0xFF == ord('q'): | |
| break | |
| cap.release() | |
| cv2.destroyAllWindows() | |