Package org.exoplatform.imageio.plugins.common

Class LZWStringTable

java.lang.Object

org.exoplatform.imageio.plugins.common.LZWStringTable

public class LZWStringTable
extends Object

version: openjdk-7-ea-src-b35-11_sep_2008 General purpose LZW String Table. Extracted from GIFEncoder by Adam Doppelt Comments added by Robin Luiten expandCode added by Robin Luiten The strLen table to give quick access to the lenght of an expanded code for use by the expandCode method added by Robin.

Constructor Summary

Constructors

Constructor	Description
LZWStringTable()

Method Summary

Modifier and Type	Method	Description
int	addCharString(short index, byte b)
void	clearTable(int codesize)
void	dump(PrintStream out)
int	expandCode(byte[] buf, int offset, short code, int skipHead)
short	findCharString(short index, byte b)
static int	hash(short index, byte lastbyte)

Methods inherited from class java.lang.Object

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

Constructor Detail

LZWStringTable

public LZWStringTable()

Method Detail

addCharString

public int addCharString(short index,
                         byte b)

findCharString

public short findCharString(short index,
                            byte b)

clearTable

public void clearTable(int codesize)

hash

public static int hash(short index,
                       byte lastbyte)

expandCode

public int expandCode(byte[] buf,
                      int offset,
                      short code,
                      int skipHead)

dump

public void dump(PrintStream out)