face.py

# -*- coding: utf-8 -*-
"""
Created on Mon Mar 23 02:00:40 2020

@author: Angad Bajwa
"""
import numpy as np
import cv2

face_cascade = cv2.CascadeClassifier('haarcascade_frontalface_default.xml')
eye_cascade = cv2.CascadeClassifier('haarcascade_eye.xml')
imgpath="C:\\Users\\Angad Bajwa\\Downloads\\Messi.jpg"

img=cv2.imread(imgpath)
gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)

faces = face_cascade.detectMultiScale(gray, 1.3, 5)
for (x, y, w, h) in faces:
    img = cv2.rectangle(img, (x, y), (x + w, y + h), (255, 0, 0), 2)
    roi_gray = gray[y:y + h, x:x + w]
    roi_color = img[y:y + h, x:x + w]
    eyes = eye_cascade.detectMultiScale(roi_gray)
    for (ex, ey, ew, eh) in eyes:
        cv2.rectangle(roi_color, (ex, ey), (ex + ew, ey + eh), (0, 255, 0), 2)


cv2.imshow('img', img)
cv2.waitKey(0)
cv2.destroyAllWindows()