The python script can encode a message in an image(s) and also decode the text from the image(s)

What the program does?

- Can take multiple images at the same time

- Encode the text into the image(s)

- Decode the text from the image(s)

Python3.6+

Any kind of contributions are welcome.

1. Fork the project

2. Commit your changes

3. Open a pull request

import argparse

import os

from PIL import Image

import stepic

def encode(file, text):

# Open Image or file in which you want to hide your data

image = Image.open(file)

# Convert the string to bytes

text = bytes(text, 'utf-8')

# Encode some text into your image file and save it in another file

encodeImage = stepic.encode(image, text)

# Get the filename from the path

filename = os.path.splitext(os.path.basename(file))[0]

# Save the image in PNG file

encodeImage.save(f'{filename}_enc.png', 'PNG')

print(f'File Encoded: {filename}_enc.png')

print(f'String Used To Encode: {text}')

def decode(path):

# Open Image or file in which data exists

image = Image.open(path)

# Decode the image to extract the text

decodeImage = stepic.decode(image)

# Print the text

print(f'Decoded String From Image: {decodeImage}')

def main():

parser = argparse.ArgumentParser(description='STEGANOGRAPHY IN IMAGES')

# Argument is for images to encode/decode

parser.add_argument('-f', dest='files', nargs='+', type=str, help='Image File', required=True)

# Argument is to encode in the image

parser.add_argument('-e', dest='encode', type=str, help='Encode The Text In Image')

# Argument is to decode from image

parser.add_argument('-d', dest='decode', action='store_true', help='Decode The Text In Image')

args = parser.parse_args()

# Get the files

files = args.files

if files:

# If user wants to encode

if args.encode:

# Iterate through the files

for file in files:

# Check if the file exists

if os.path.isfile(file):

# Call the function

encode(file, args.encode)

else:

print(f'File Not Found: {file}')

# If user wants to decode

elif args.decode:

# Iterate through the files

for file in files:

# Check if the file exists

if os.path.isfile(file):

# Call the function

decode(file)

else:

print(f'File Not Found: {file}')

else:

print('Use -h For Help')

else:

print('File Not Found')

if __name__ == '__main__':

main()