Top Fields Constructors Methods

org.tukaani.xz.rangecoder

public abstract Class RangeEncoder

Class Inheritance

extends RangeCoder

java.lang.Object
org.tukaani.xz.rangecoder.RangeCoder
org.tukaani.xz.rangecoder.RangeEncoder

Known Direct Subclasses

org.tukaani.xz.rangecoder.RangeEncoderToBuffer, org.tukaani.xz.rangecoder.RangeEncoderToStream

Imports

java.io.IOException

Field Summary

Modifier and Type	Field and Description
private static final int	BIT_PRICE_SHIFT_BITS
private byte	cache
pack-priv long	cacheSize
private long	low
private static final int	MOVE_REDUCING_BITS
private static final int[]	prices
private int	range

Inherited from org.tukaani.xz.rangecoder.RangeCoder:: BIT_MODEL_TOTAL BIT_MODEL_TOTAL_BITS MOVE_BITS PROB_INIT SHIFT_BITS TOP_MASK

Constructor Summary

Access	Constructor and Description
public	RangeEncoder()

Method Summary

Modifier and Type	Method and Description
public void	encodeBit(short[] probs, int index, int bit)
public void	encodeBitTree(short[] probs, int symbol)
public void	encodeDirectBits(int value, int count)
public void	encodeReverseBitTree(short[] probs, int symbol)
public int	finish()
public static int	getBitPrice(int prob, int bit)
public static int	getBitTreePrice(short[] probs, int symbol)
public static int	getDirectBitsPrice(int count)
public int	getPendingSize()
public static int	getReverseBitTreePrice(short[] probs, int symbol)
public void	reset()
private void	shiftLow()
pack-priv abstract void	writeByte(int b)

Inherited from org.tukaani.xz.rangecoder.RangeCoder:: initProbs

Field Detail

BIT_PRICE_SHIFT_BITS	back to summary
private static final int BIT_PRICE_SHIFT_BITS

cache	back to summary
private byte cache

cacheSize	back to summary
pack-priv long cacheSize

low	back to summary
private long low

MOVE_REDUCING_BITS	back to summary
private static final int MOVE_REDUCING_BITS

prices	back to summary
private static final int[] prices

range	back to summary
private int range

Constructor Detail

RangeEncoder	back to summary
public RangeEncoder()

Method Detail

encodeBit	back to summary
public void encodeBit(short[] probs, int index, int bit) throws IOException

encodeBitTree	back to summary
public void encodeBitTree(short[] probs, int symbol) throws IOException

encodeDirectBits	back to summary
public void encodeDirectBits(int value, int count) throws IOException

encodeReverseBitTree	back to summary
public void encodeReverseBitTree(short[] probs, int symbol) throws IOException

finish	back to summary
public int finish() throws IOException

getBitPrice	back to summary
public static int getBitPrice(int prob, int bit)

getBitTreePrice	back to summary
public static int getBitTreePrice(short[] probs, int symbol)

getDirectBitsPrice	back to summary
public static int getDirectBitsPrice(int count)

getPendingSize	back to summary
public int getPendingSize()

getReverseBitTreePrice	back to summary
public static int getReverseBitTreePrice(short[] probs, int symbol)

reset	back to summary
public void reset()

shiftLow	back to summary
private void shiftLow() throws IOException

writeByte	back to summary
pack-priv abstract void writeByte(int b) throws IOException