com.sun.media.imageioimpl.plugins.tiff

Class TIFFLZWUtil

java.lang.Object

com.sun.media.imageioimpl.plugins.tiff.TIFFLZWUtil

public class TIFFLZWUtil
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
private static int[]	andTable
(package private) int	bitsToGet
private static boolean	debug
(package private) byte[]	dstData
(package private) int	dstIndex
(package private) int	nextBits
(package private) int	nextData
(package private) int	predictor
(package private) int	samplesPerPixel
(package private) byte[]	srcData
(package private) int	srcIndex
(package private) byte[][]	stringTable
(package private) int	tableIndex

Constructor Summary

Constructors

Constructor and Description
TIFFLZWUtil()

Method Summary

Modifier and Type	Method and Description
void	addStringToTable(byte[] string) Add a new string to the string table.
void	addStringToTable(byte[] oldString, byte newString) Add a new string to the string table.
byte[]	composeString(byte[] oldString, byte newString) Append newString to the end of oldString.
byte[]	decode(byte[] data, int predictor, int samplesPerPixel, int width, int height)
private void	ensureCapacity(int bytesToAdd)
int	getNextCode()
void	initializeStringTable() Initialize the string table.
void	writeString(byte[] string) Write out the string just uncompressed.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

debug

private static final boolean debug

See Also:

Constant Field Values

srcData

byte[] srcData

srcIndex

int srcIndex

dstData

byte[] dstData

dstIndex

int dstIndex

stringTable

byte[][] stringTable

tableIndex

int tableIndex

bitsToGet

int bitsToGet

predictor

int predictor

samplesPerPixel

int samplesPerPixel

nextData

int nextData

nextBits

int nextBits

andTable

private static final int[] andTable

Constructor Detail

TIFFLZWUtil

public TIFFLZWUtil()

Method Detail

decode

public byte[] decode(byte[] data,
                     int predictor,
                     int samplesPerPixel,
                     int width,
                     int height)
              throws IOException

Throws:

IOException

initializeStringTable

public void initializeStringTable()

Initialize the string table.

ensureCapacity

private void ensureCapacity(int bytesToAdd)

writeString

public void writeString(byte[] string)

Write out the string just uncompressed.

addStringToTable

public void addStringToTable(byte[] oldString,
                             byte newString)

Add a new string to the string table.

addStringToTable

public void addStringToTable(byte[] string)

Add a new string to the string table.

composeString

public byte[] composeString(byte[] oldString,
                            byte newString)

Append newString to the end of oldString.

getNextCode

public int getNextCode()