uk.co.mmscomputing.io
Class BitInputStream

java.lang.Object
  java.io.InputStream
      java.io.FilterInputStream
          uk.co.mmscomputing.io.BitInputStream

All Implemented Interfaces:

java.io.Closeable

Direct Known Subclasses:

LZWInputStream, ModHuffmanInputStream

public class BitInputStream
extends java.io.FilterInputStream

Field Summary

protected int	count
protected boolean	nextByteMoreSignificant

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

BitInputStream(java.io.InputStream in)

BitInputStream(java.io.InputStream in, boolean nbms)

Method Summary

int	availableBits()
protected int	cbCount()
protected void	clrBits(int bitcount)
protected int	getBits(int bitcount)
static void	main(java.lang.String[] argv)
void	needBits(int bitcount)
int	readBit()
int	readBits(int bitcount)
void	reset()
void	setNextByteMoreSignificant(boolean nextByteMoreSignificant)
void	skipPadding(int bits)

Methods inherited from class java.io.FilterInputStream

available, close, mark, markSupported, read, read, read, skip

Methods inherited from class java.lang.Object

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

Field Detail

count

protected int count

nextByteMoreSignificant

protected boolean nextByteMoreSignificant

Constructor Detail

BitInputStream

public BitInputStream(java.io.InputStream in,
                      boolean nbms)

BitInputStream

public BitInputStream(java.io.InputStream in)

Method Detail

setNextByteMoreSignificant

public void setNextByteMoreSignificant(boolean nextByteMoreSignificant)

reset

public void reset()
           throws java.io.IOException

Overrides:

reset in class java.io.FilterInputStream

Throws:

java.io.IOException

availableBits

public int availableBits()

skipPadding

public void skipPadding(int bits)
                 throws java.io.IOException

Throws:

java.io.IOException

readBit

public int readBit()
            throws java.io.IOException

Throws:

java.io.IOException

readBits

public int readBits(int bitcount)
             throws java.io.IOException

Throws:

java.io.IOException

cbCount

protected int cbCount()
               throws java.io.IOException

Throws:

java.io.IOException

needBits

public void needBits(int bitcount)
              throws java.io.IOException

Throws:

java.io.IOException

clrBits

protected void clrBits(int bitcount)

getBits

protected int getBits(int bitcount)

main

public static void main(java.lang.String[] argv)