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java.lang.Objectnet.sourceforge.openstego.util.ImageUtil
Image utilities
Field Summary | |
static String |
DEFAULT_IMAGE_TYPE
Default image type in case not provided |
Constructor Summary | |
ImageUtil()
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Method Summary | |
static BufferedImage |
byteArrayToImage(byte[] imageData,
String imgFileName)
Method to convert byte array to image |
static int |
byteToInt(int b)
Byte to Int converter |
static BufferedImage |
generateRandomImage(int numOfPixels)
Method to generate a random image filled with noise. |
static byte[] |
imageToByteArray(BufferedImage image,
String imageFileName,
OpenStegoPlugin plugin)
Method to convert BufferedImage to byte array |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
public static String DEFAULT_IMAGE_TYPE
Constructor Detail |
public ImageUtil()
Method Detail |
public static BufferedImage generateRandomImage(int numOfPixels) throws OpenStegoException
numOfPixels
- Number of pixels required in the image
OpenStegoException
public static byte[] imageToByteArray(BufferedImage image, String imageFileName, OpenStegoPlugin plugin) throws OpenStegoException
image
- Image dataimageFileName
- Name of the image fileplugin
- Reference to the plugin
OpenStegoException
public static BufferedImage byteArrayToImage(byte[] imageData, String imgFileName) throws OpenStegoException
imageData
- Image data as byte arrayimgFileName
- Name of the image file
OpenStegoException
public static int byteToInt(int b)
b
- Input byte value
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