# Pedestrian Detection using OpenCV-Python

import cv2
import imutils

hog = cv2.HOGDescriptor()
hog.setSVMDetector(cv2.HOGDescriptor_getDefaultPeopleDetector())
  
cap = cv2.VideoCapture('people.mp4')
  
while cap.isOpened():
    ret, img = cap.read()
    if ret:
        img = imutils.resize(img,width=min(400, img.shape[1]))
        (regions, _) = hog.detectMultiScale(img,winStride=(4, 4),padding=(4, 4),scale=1.05)
  
        for (x, y, w, h) in regions:
            cv2.rectangle(img, (x, y),(x + w, y + h), (0, 0, 255), 2)
  
        cv2.imshow('Img', img)
        if cv2.waitKey(25) & 0xFF == ord('q'):
            break
    else:
        break
    
cap.release()
cv2.destroyAllWindows()