Security_Camera.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Wed Apr  7 06:20:07 2021

@author: ummarahmed
"""

import cv2
import pygame
cam = cv2.VideoCapture(0)
while cam.isOpened():
  ret, frame1 = cam.read()
  ret, frame2 = cam.read()
  diff = cv2.absdiff(frame1, frame2)
  gray = cv2.cvtColor(diff, cv2.COLOR_RGB2GRAY)
  blur = cv2.GaussianBlur(gray, (5, 5), 0)
  _, thresh = cv2.threshold(blur, 20, 255, cv2.THRESH_BINARY)
  dilated = cv2.dilate(thresh, None, iterations=3)
  contours, _ = cv2.findContours(dilated, cv2.RETR_TREE, cv2.CHAIN_APPROX_SIMPLE)
  # cv2.drawContours(frame1, contours, -1, (0, 255, 0), 2)
  for c in contours:
    if cv2.contourArea(c) < 5000:
      continue
    x, y, w, h = cv2.boundingRect(c)
    cv2.rectangle(frame1, (x, y), (x+w, y+h), (0, 255, 0), 2)
    pygame.init()
    pygame.mixer.init()
    play_s = pygame.mixer.Sound("alert.wav")
    play_s.play()
    #winsound.PlaySound('alert.wav', winsound.SND_ASYNC)
  if cv2.waitKey(10) == ord('q'):
    break
  cv2.imshow('Ummar Security', frame1)