Encrypt_code.py

# ENCRYPTION OF IMAGE
#To encrypt using pixel model flication
x_enc=x.copy()

#Encrypt and Modify pixel values
n=0     #number of rows
m=0     #number of column
z=0     #colour channel
l=len(text)
kl=0
for i in range(l):
    orig_val=x_enc[n,m,z]
    new_val=d[text[i]]^d[key[kl]]
    x_enc[n,m,z]=new_val
    print(f"Embedding '{text[i]}' (ASCII {d[text[i]]} XOR '{key[kl]}' (ASCII {d[key[kl]]})={new_val} at pixel ({n}, {m},{z}) [original={orig_val}]")
    n= n+1
    m= m+1
    z= (z+1) % 3
    m= (m+1) % 3
    kl= (kl+1) % len(key)

#Saving Encrypted Image
cv2.imwrite("encrypted_img.jpg",x_enc)

#Show the Encrypted Image
plt.imshow(cv2.cvtColor(x_enc,cv2.COLOR_BGR2RGB))
plt.title("Encrypted Image")
plt.axis('off')
plt.show()