invisiblecode.py

import cv2
import numpy as np
import time
cap=cv2.VideoCapture(0)
time.sleep(2)
background=0
for i in range(30):
    ret,background=cap.read()
while(cap.isOpened()):
    ret,img=cap.read()
    if not ret:
        break
    hsv=cv2.cvtColor(img,cv2.COLOR_BGR2HSV)
    lower_red=np.array([0,120,70])
    upper_red=np.array([10,255,255])
    #separating cloak part
    mask1=cv2.inRange(hsv,lower_red,upper_red)

    lower_red = np.array([170, 120, 70])
    upper_red = np.array([180, 255, 255])
    # separating cloak part
    mask2 = cv2.inRange(hsv, lower_red, upper_red)

    mask1=mask1+mask2#or
    mask1=cv2.morphologyEx(mask1,cv2.MORPH_OPEN,
                           np.ones((3,3),np.uint8),iterations=2)#noise removal

    mask1 = cv2.morphologyEx(mask1, cv2.MORPH_DILATE,
                             np.ones((3, 3), np.uint8), iterations=1)#smoothing

    mask2=cv2.bitwise_not(mask1)#everything except cloak

    res1=cv2.bitwise_and(background,background,mask=mask1)#used for segmentation od colour
    res2=cv2.bitwise_and(img,img,mask=mask2)#used to substitute the cloak part
    final_output=cv2.addWeighted(res1,1,res2,1,0)

    cv2.imshow("EUREKA YOU ARE NOW INVISIBLE !!",final_output)
    k=cv2.waitKey(10)
    if k==27:
        break
cap.release()
cv2.destroyAllWindows()