MP3ShuffleOverlay

java.lang.Object
- steganography.audio.overlays.MP3SequenceOverlay
- - steganography.audio.overlays.MP3ShuffleOverlay

All Implemented Interfaces:

AudioOverlay
```
public class MP3ShuffleOverlay
extends MP3SequenceOverlay
```
This class returns the MP3 data bytes randomized according to a seed.

Author:

Richard Rudek

- Field Summary
  - Fields inherited from class steganography.audio.overlays.MP3SequenceOverlay
    currentPosition, dataByteOrder, mp3Bytes
- Constructor Summary
  
  Constructors
  Constructor Description
  
  MP3ShuffleOverlay(byte[] bytes, long seed)
  Adds a shuffle overlay to a given byte array containing an MP3 file.
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  protected void createOverlay(long seed)
  Shuffles the data byte order randomly according to the seed.
  - Methods inherited from class steganography.audio.overlays.MP3SequenceOverlay
    available, getBytes, next, setByte
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - MP3ShuffleOverlay
```
public MP3ShuffleOverlay(byte[] bytes,
                         long seed)
                  throws AudioNotFoundException
```
    Adds a shuffle overlay to a given byte array containing an MP3 file. This overlay retrieves only the data bytes of the MP3 file and returns the bytes randomized according to a seed.
    
    Parameters:
    
    bytes - byte array containing an MP§ file
    
    seed - seed to shuffle the byte order by
    
    Throws:
    
    AudioNotFoundException - if the given byte array is null or does not contain an MP3 file
- Method Detail
  - createOverlay
```
protected void createOverlay(long seed)
```
    Shuffles the data byte order randomly according to the seed.
    
    Overrides:
    
    createOverlay in class MP3SequenceOverlay
    
    Parameters:
    
    seed - the seed that influences the dataByteOrder