steganograph 2.0.0 steganograph: ^2.0.0 copied to clipboard
A Dart library which supports hiding data in images using LSB steganography.
Steganograph #
Steganograph is a Dart library which supports hiding mesages in images using Least Significant Bit steganography.
Install 🚀 #
In the pubspec.yaml
of your Flutter/Dart project, add the following dependency:
dependencies:
steganograph: ^2.0.0
Import the package in your project 📥 #
import 'package:steganograph/steganograph.dart';
Embed messages 🔏 #
// this returns an image file with the resulting image unaltered
// except now it has some secret embedded message
File? stegoImageFile = await Steganograph.cloak(
image: File('sample_image.jpg'),
message: 'Some secret message',
outputFilePath: 'result.png',
);
Or
Uint8List? stegoImageBytes = await Steganograph.cloakBytes(
imageBytes: Uint8List(...), // cover image byte array
message: 'Some secret message',
outputFilePath: 'result.png',
);
Extract embedded messages 📨 #
String? message = await Steganograph.uncloak(File('result.png'));
// Or
String? message = await Steganograph.uncloakBytes(stegoImageBytes);
Supported image formats 🗂 #
Currently, you can embed messages in:
- PNG
- JPEG
- WebP
- BMP
- GIF
- ICO
- PNM
- PSD
Contributions 🫱🏾🫲🏼 #
Feel free to contribute to this project.
If you find a bug or want a feature, but don't know how to fix/implement it, please fill an issue.
If you fixed a bug or implemented a feature, please send a pull request.