jj2000.j2k.entropy

Class CodedCBlk

java.lang.Object

jj2000.j2k.entropy.CodedCBlk

Direct Known Subclasses:

CBlkRateDistStats, DecLyrdCBlk

public class CodedCBlk
extends java.lang.Object

This is the generic class to store coded (compressed) code-block. It stores the compressed data as well as the necessary side-information.

This class is normally not used. Instead the EncRDCBlk, EncLyrdCBlk and the DecLyrdCBlk subclasses are used.

See Also:

CBlkRateDistStats, DecLyrdCBlk

Field Summary

Fields

Modifier and Type	Field and Description
byte[]	data The compressed data
int	m The vertical index of the code-block, within the subband.
int	n The horizontal index of the code-block, within the subband.
int	skipMSBP The number of skipped most significant bit-planes.

Constructor Summary

Constructors

Constructor and Description
CodedCBlk() Creates a new CodedCBlk object wit the default values and without allocating any space for its members.
CodedCBlk(int m, int n, int skipMSBP, byte[] data) Creates a new CodedCBlk object with the specified values.

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String	toString() Returns the contents of the object in a string.

Methods inherited from class java.lang.Object

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

Field Detail

n

public int n

The horizontal index of the code-block, within the subband.

m

public int m

The vertical index of the code-block, within the subband.

skipMSBP

public int skipMSBP

The number of skipped most significant bit-planes.

data

public byte[] data

The compressed data

Constructor Detail

CodedCBlk

public CodedCBlk()

Creates a new CodedCBlk object wit the default values and without allocating any space for its members.

CodedCBlk

public CodedCBlk(int m,
         int n,
         int skipMSBP,
         byte[] data)

Creates a new CodedCBlk object with the specified values.

Parameters:

m - The horizontal index of the code-block, within the subband.

n - The vertical index of the code-block, within the subband.

skipMSBP - The number of skipped most significant bit-planes for this code-block.

data - The compressed data. This array is referenced by this object so it should not be modified after.

Method Detail

toString

public java.lang.String toString()

Returns the contents of the object in a string. The string contains the following data: 'm', 'n', 'skipMSBP' and 'data.length. This is used for debugging.

Overrides:

toString in class java.lang.Object

Returns:

A string with the contents of the object