net.sourceforge.openstego
Class OpenStego

java.lang.Object
  extended bynet.sourceforge.openstego.OpenStego

public class OpenStego
extends java.lang.Object

This is the main class for OpenStego. It includes the main(java.lang.String[]) method which provides the command line interface for the tool. It also has API methods which can be used by external programs when using OpenStego as a library.


Constructor Summary
OpenStego()
          Constructor using the default configuration
OpenStego(java.util.Map propMap)
          Constructor with configuration data in the form of Map
OpenStego(OpenStegoConfig config)
          Constructor using OpenStegoConfig object
 
Method Summary
 java.awt.image.BufferedImage embedData(byte[] data, java.lang.String dataFileName, java.awt.image.BufferedImage image)
          Method to embed the data into an image
 java.awt.image.BufferedImage embedData(java.io.File dataFile, java.io.File imageFile)
          Method to embed the data into an image (alternate API)
 java.util.List extractData(java.awt.image.BufferedImage image)
          Method to extract the data from an image
 java.util.List extractData(java.io.File imageFile)
          Method to extract the data from an image (alternate API)
static void main(java.lang.String[] args)
          Main method for calling openstego from command line.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

OpenStego

public OpenStego()
Constructor using the default configuration


OpenStego

public OpenStego(OpenStegoConfig config)
Constructor using OpenStegoConfig object

Parameters:
config - OpenStegoConfig object with configuration data

OpenStego

public OpenStego(java.util.Map propMap)
          throws OpenStegoException
Constructor with configuration data in the form of Map

Parameters:
propMap - Map containing the configuration data
Throws:
OpenStegoException
Method Detail

embedData

public java.awt.image.BufferedImage embedData(byte[] data,
                                              java.lang.String dataFileName,
                                              java.awt.image.BufferedImage image)
                                       throws OpenStegoException
Method to embed the data into an image

Parameters:
data - Data to be embedded
dataFileName - Name of the data file
image - Source image data into which data needs to be embedded
Returns:
Image with embedded data
Throws:
OpenStegoException

embedData

public java.awt.image.BufferedImage embedData(java.io.File dataFile,
                                              java.io.File imageFile)
                                       throws OpenStegoException
Method to embed the data into an image (alternate API)

Parameters:
dataFile - File containing the data to be embedded
imageFile - Source image file into which data needs to be embedded
Returns:
Image with embedded data
Throws:
OpenStegoException

extractData

public java.util.List extractData(java.awt.image.BufferedImage image)
                           throws OpenStegoException
Method to extract the data from an image

Parameters:
image - Image from which data needs to be extracted
Returns:
Extracted data (List's first element is the file name and second element is byte array of data)
Throws:
OpenStegoException

extractData

public java.util.List extractData(java.io.File imageFile)
                           throws OpenStegoException
Method to extract the data from an image (alternate API)

Parameters:
imageFile - Image file from which data needs to be extracted
Returns:
Extracted data (List's first element is the file name and second element is byte array of data)
Throws:
OpenStegoException

main

public static void main(java.lang.String[] args)
                 throws OpenStegoException
Main method for calling openstego from command line.

Parameters:
args - Command line arguments
Throws:
OpenStegoException