com.levigo.jbig2.decoder.arithmetic

Class CX

java.lang.Object

com.levigo.jbig2.decoder.arithmetic.CX

public final class CX
extends Object

CX represents the context used by arithmetic decoding and arithmetic integer decoding. It selects the probability estimate and statistics used during decoding procedure.

Author:

Matthäus Krzikalla

Constructor Summary

Constructors

Constructor and Description
CX(int size, int index)

Method Summary

Methods

Modifier and Type	Method and Description
protected int	cx()
protected int	getIndex()
protected byte	mps()
protected void	setCx(int value)
void	setIndex(int index)
protected void	toggleMps() Flips the bit in actual "more predictable symbol" array element.

Methods inherited from class java.lang.Object

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

Constructor Detail

CX

public CX(int size,
  int index)

Parameters:

size - - Amount of context values.

index - - Start index.

Method Detail

cx

protected int cx()

setCx

protected void setCx(int value)

mps

protected byte mps()

Returns:

The decision. Possible values are 0 or 1.

toggleMps

protected void toggleMps()

Flips the bit in actual "more predictable symbol" array element.

getIndex

protected int getIndex()

setIndex

public void setIndex(int index)