Class HorizontalDifferencingStream

java.lang.Object

java.io.OutputStream

com.twelvemonkeys.imageio.plugins.tiff.HorizontalDifferencingStream

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

final class HorizontalDifferencingStream
extends OutputStream

A decoder for data converted using "horizontal differencing predictor".

Version:

$Id: HorizontalDeDifferencingStream.java,v 1.0 11.03.13 14:20 haraldk Exp$

Field Summary

Fields

Modifier and Type	Field	Description
private final int	bitsPerSample
private final ByteBuffer	buffer
private final WritableByteChannel	channel
private final int	columns
private final int	samplesPerPixel

Constructor Summary

Constructors

Constructor	Description
HorizontalDifferencingStream(OutputStream stream, int columns, int samplesPerPixel, int bitsPerSample, ByteOrder byteOrder)

Method Summary

Modifier and Type	Method	Description
void	close()
private void	encodeRow()
void	flush()
private boolean	flushBuffer()
(package private) static boolean	isValidBPS(int bitsPerSample)
void	write(byte[] b, int off, int len)
void	write(int b)

Methods inherited from class OutputStream

nullOutputStream, write

Methods inherited from class Object

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

Field Details

columns

private final int columns

samplesPerPixel

private final int samplesPerPixel

bitsPerSample

private final int bitsPerSample

channel

private final WritableByteChannel channel

buffer

private final ByteBuffer buffer

Constructor Details

HorizontalDifferencingStream

public HorizontalDifferencingStream(OutputStream stream,
 int columns,
 int samplesPerPixel,
 int bitsPerSample,
 ByteOrder byteOrder)

Method Details

isValidBPS

static boolean isValidBPS(int bitsPerSample)

flushBuffer

private boolean flushBuffer()
                     throws IOException

Throws:

IOException

encodeRow

private void encodeRow()
                throws EOFException

Throws:

EOFException

write

public void write(int b)
           throws IOException

Specified by:

write in class OutputStream

Throws:

IOException

write

public void write(byte[] b,
 int off,
 int len)
           throws IOException

Overrides:

write in class OutputStream

Throws:

IOException

flush

public void flush()
           throws IOException

Specified by:

flush in interface Flushable

Overrides:

flush in class OutputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class OutputStream

Throws:

IOException