kzykhys/steganography

Simple implementation of Steganography (Hiding a hidden message within an image)

Steganography

, _(*1)

Simple PHP implementation of Steganography (Hiding a hidden message within an image), _(*2)

Requirements

• PHP5.4+

Installation

Update your composer.json and run composer update, _(*3)

``` json { "require": { "kzykhys/steganography": "dev-master" } }, <sub>(*4)</sub>

Usage
-----

### Put your message into an image

``` php
<?php

require __DIR__ . '/vendor/autoload.php';

$processor = new KzykHys\Steganography\Processor();
$image = $processor->encode('/path/to/image.jpg', 'Message to hide'); // jpg|png|gif

// Save image to file
$image->write('/path/to/image.png'); // png only

// Or outout image to stdout
$image->render();

Extract message from an image

``` php <?php, <sub>(*5)</sub>

require DIR . '/vendor/autoload.php';, <sub>(*6)</sub>

$processor = new KzykHys\Steganography\Processor(); $message = $processor->decode('/path/to/image.png');, <sub>(*7)</sub>

echo $message; // "Message to hide" ```, <sub>(*8)</sub>

License

The MIT License, <sub>(*9)</sub>

Author

Kazuyuki Hayashi (@kzykhys), <sub>(*10)</sub>