public class TIFFLZWDecoder extends Object
Modifier and Type | Field and Description |
---|---|
(package private) int[] |
andTable |
(package private) int |
bitPointer |
(package private) int |
bitsToGet |
(package private) int |
bytePointer |
(package private) byte[] |
data |
(package private) int |
dstIndex |
(package private) int |
h |
(package private) int |
nextBits |
(package private) int |
nextData |
(package private) int |
predictor |
(package private) int |
samplesPerPixel |
(package private) byte[][] |
stringTable |
(package private) int |
tableIndex |
(package private) byte[] |
uncompData |
(package private) int |
w |
Constructor and Description |
---|
TIFFLZWDecoder(int w,
int predictor,
int samplesPerPixel) |
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,
byte[] uncompData,
int h)
Method to decode LZW compressed data.
|
int |
getNextCode() |
void |
initializeStringTable()
Initialize the string table.
|
void |
writeString(byte[] string)
Write out the string just uncompressed.
|
byte[][] stringTable
byte[] data
byte[] uncompData
int tableIndex
int bitsToGet
int bytePointer
int bitPointer
int dstIndex
int w
int h
int predictor
int samplesPerPixel
int nextData
int nextBits
int[] andTable
public TIFFLZWDecoder(int w, int predictor, int samplesPerPixel)
public byte[] decode(byte[] data, byte[] uncompData, int h)
data
- The compressed data.uncompData
- Array to return the uncompressed data in.h
- The number of rows the compressed data contains.public void initializeStringTable()
public void writeString(byte[] string)
public void addStringToTable(byte[] oldString, byte newString)
public void addStringToTable(byte[] string)
public byte[] composeString(byte[] oldString, byte newString)
newString
to the end of oldString
.public int getNextCode()
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