Class HuffmanTable

java.lang.Object

com.twelvemonkeys.imageio.plugins.jpeg.Segment

com.twelvemonkeys.imageio.plugins.jpeg.HuffmanTable

final class HuffmanTable
extends Segment

Field Summary

Fields

Modifier and Type	Field	Description
private final short[][][]	l
private static final int	MSB
private final boolean[][]	tc
private final short[][][][]	v

Fields inherited from class Segment

marker

Constructor Summary

Constructors

Modifier	Constructor	Description
private	HuffmanTable()

Method Summary

Modifier and Type	Method	Description
private void	buildHuffTable(int[] tab, short[] L, short[][] V)
(package private) void	buildHuffTables(int[][][] huffTab)
boolean	isPresent(int tableId, int tableClass)
private short[]	lengths(int tableId, int tableClass)
static Segment	read(DataInput data, int length)
private short[]	tables(int tableId, int tableClass)
(package private) JPEGHuffmanTable	toNativeTable(int tableId, int tableClass)
String	toString()

Methods inherited from class Segment

read

Methods inherited from class Object

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

Field Details

l

private final short[][][] l

v

private final short[][][][] v

tc

private final boolean[][] tc

MSB

private static final int MSB

See Also:

• Constant Field Values

Constructor Details

HuffmanTable

private HuffmanTable()

Method Details

buildHuffTables

void buildHuffTables(int[][][] huffTab)
              throws IOException

Throws:

IOException

buildHuffTable

private void buildHuffTable(int[] tab,
 short[] L,
 short[][] V)
                     throws IOException

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object

read

public static Segment read(DataInput data,
 int length)
                    throws IOException

Throws:

IOException

isPresent

public boolean isPresent(int tableId,
 int tableClass)

lengths

private short[] lengths(int tableId,
 int tableClass)

tables

private short[] tables(int tableId,
 int tableClass)

toNativeTable

JPEGHuffmanTable toNativeTable(int tableId,
 int tableClass)