Merge pull request #11 from izcoser/master

Improve README.md

README.md

@@ -1,6 +1,10 @@
 # stegpy
 
-A program for encoding information in image and audio files through steganography.
+<p align="middle">
+    <img src="https://files.catbox.moe/4t5f8u.gif"/>
+</p>
+
+A program for encoding information in image and audio files through steganography. Any type of data can be encoded, from raw strings to files, as shown below:
 
 <p align="middle">
   <img src="https://github.com/kamihfkjkf/stegpy/blob/master/images/house.png?raw=true"/>
@@ -10,7 +14,7 @@ A program for encoding information in image and audio files through steganograph
 On the left, a house with a steganographically hidden image. On the right, the extracted hidden image of a cat. It is revealed by removing all but the least significant bit of each color component in the host image.
 
 ***
-Supported host formats:
+## Supported host formats
 * PNG
 * BMP
 * GIF
@@ -20,26 +24,29 @@ Supported host formats:
 Images in a different format are automatically converted to PNG. Different audio formats are not supported at all.
 
 ***
-Dependencies:
+## Dependencies
 * numpy
 * cryptography
 * Pillow (PIL fork)
 ***
-Install:
+## Installation
 ```sh
  pip3 install stegpy
 ```
 ***
-How to use:
-* Hide a message or file:
+## Usage:
+### Hide a message or file:
 ```sh
  stegpy "Hello World!" image.png
 ```
-* Extract it:
+### Extract it:
 ```sh
  stegpy _image.png
 ```
-* Encrypt:
+
+Data is encoded without any protection by default, but it can be encrypted with the ```-p``` flag:
+
+### Encrypt:
 ```sh
  stegpy "Hello World!" image.png -p
 Enter password (will not be echoed):
@@ -48,12 +55,13 @@ Verify password (will not be echoed):
 Enter password (will not be echoed):
 Hello World!
 ```
-* More options:
+### More options:
 ```sh
  stegpy -h
 ```
 ***
-To do:
+## To do
 * Add docstrings
 * Allow encoding across multiple files
 * Support JPEG & FLAC as hosts
+