# Real-Time Face Detection using your webcam as a primary camera.

import cv2

a = cv2.CascadeClassifier("haarcascade_smile.xml")

cam = cv2.VideoCapture(0)

while True:
    ret,cam_img = cam.read()
    
    gray = cv2.cvtColor(cam_img,cv2.COLOR_BGR2GRAY)
    
    face = a.detectMultiScale(gray,1.3,5)
    
    for (x1,y1,w1,h1) in face:
        cv2.rectangle(cam_img,(x1,y1), (x1+w1,y1+h1),(255,0,0),5)
    cv2.imshow("Face",cam_img)
    if cv2.waitKey(1) & 0xff == ord('a'):
        break
    
cam.release()
cv2.destroyAllWindows()