com.sun.media.imageioimpl.plugins.pnm

Class PNMImageWriter

java.lang.Object

javax.imageio.ImageWriter

com.sun.media.imageioimpl.plugins.pnm.PNMImageWriter

All Implemented Interfaces:

ImageTranscoder

public class PNMImageWriter
extends ImageWriter

The Java Image IO plugin writer for encoding a binary RenderedImage into a PNM format. The encoding process may clip, subsample using the parameters specified in the ImageWriteParam.

See Also:

PNMImageWriteParam

Field Summary

Fields

Modifier and Type	Field and Description
private static String	COMMENT
private static byte[]	lineSeparator
private int	maxValue
private static int	PBM_ASCII
private static int	PBM_RAW
private static int	PGM_ASCII
private static int	PGM_RAW
private static int	PPM_ASCII
private static int	PPM_RAW
private static int	SPACE
private ImageOutputStream	stream The output stream to write into
private int	variant

Fields inherited from class javax.imageio.ImageWriter

availableLocales, locale, originatingProvider, output, progressListeners, warningListeners, warningLocales

Constructor Summary

Constructors

Constructor and Description
PNMImageWriter(ImageWriterSpi originator) Constructs PNMImageWriter based on the provided ImageWriterSpi.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	canWriteRasters()
IIOMetadata	convertImageMetadata(IIOMetadata inData, ImageTypeSpecifier imageType, ImageWriteParam param)
IIOMetadata	convertStreamMetadata(IIOMetadata inData, ImageWriteParam param)
IIOMetadata	getDefaultImageMetadata(ImageTypeSpecifier imageType, ImageWriteParam param)
IIOMetadata	getDefaultStreamMetadata(ImageWriteParam param)
ImageWriteParam	getDefaultWriteParam()
private boolean	isRaw(int v) Returns true if file variant is raw format, false if ASCII.
void	reset()
void	setOutput(Object output)
void	write(IIOMetadata streamMetadata, IIOImage image, ImageWriteParam param)
private void	writeByte(ImageOutputStream output, byte b) Writes a byte to the output in ASCII format.
private void	writeInteger(ImageOutputStream output, int i) Writes an integer to the output in ASCII format.

Methods inherited from class javax.imageio.ImageWriter

abort, abortRequested, addIIOWriteProgressListener, addIIOWriteWarningListener, canInsertEmpty, canInsertImage, canRemoveImage, canReplaceImageMetadata, canReplacePixels, canReplaceStreamMetadata, canWriteEmpty, canWriteSequence, clearAbortRequest, dispose, endInsertEmpty, endReplacePixels, endWriteEmpty, endWriteSequence, getAvailableLocales, getLocale, getNumThumbnailsSupported, getOriginatingProvider, getOutput, getPreferredThumbnailSizes, prepareInsertEmpty, prepareReplacePixels, prepareWriteEmpty, prepareWriteSequence, processImageComplete, processImageProgress, processImageStarted, processThumbnailComplete, processThumbnailProgress, processThumbnailStarted, processWarningOccurred, processWarningOccurred, processWriteAborted, removeAllIIOWriteProgressListeners, removeAllIIOWriteWarningListeners, removeIIOWriteProgressListener, removeIIOWriteWarningListener, removeImage, replaceImageMetadata, replacePixels, replacePixels, replaceStreamMetadata, setLocale, write, write, writeInsert, writeToSequence

Methods inherited from class java.lang.Object

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

Field Detail

PBM_ASCII

private static final int PBM_ASCII

See Also:

Constant Field Values

PGM_ASCII

private static final int PGM_ASCII

See Also:

Constant Field Values

PPM_ASCII

private static final int PPM_ASCII

See Also:

Constant Field Values

PBM_RAW

private static final int PBM_RAW

See Also:

Constant Field Values

PGM_RAW

private static final int PGM_RAW

See Also:

Constant Field Values

PPM_RAW

private static final int PPM_RAW

See Also:

Constant Field Values

SPACE

private static final int SPACE

See Also:

Constant Field Values

COMMENT

private static final String COMMENT

See Also:

Constant Field Values

lineSeparator

private static byte[] lineSeparator

variant

private int variant

maxValue

private int maxValue

stream

private ImageOutputStream stream

The output stream to write into

Constructor Detail

PNMImageWriter

public PNMImageWriter(ImageWriterSpi originator)

Constructs PNMImageWriter based on the provided ImageWriterSpi.

Method Detail

setOutput

public void setOutput(Object output)

Overrides:

setOutput in class ImageWriter

getDefaultWriteParam

public ImageWriteParam getDefaultWriteParam()

Overrides:

getDefaultWriteParam in class ImageWriter

getDefaultStreamMetadata

public IIOMetadata getDefaultStreamMetadata(ImageWriteParam param)

Specified by:

getDefaultStreamMetadata in class ImageWriter

getDefaultImageMetadata

public IIOMetadata getDefaultImageMetadata(ImageTypeSpecifier imageType,
                                  ImageWriteParam param)

Specified by:

getDefaultImageMetadata in class ImageWriter

convertStreamMetadata

public IIOMetadata convertStreamMetadata(IIOMetadata inData,
                                ImageWriteParam param)

Specified by:

convertStreamMetadata in interface ImageTranscoder

Specified by:

convertStreamMetadata in class ImageWriter

convertImageMetadata

public IIOMetadata convertImageMetadata(IIOMetadata inData,
                               ImageTypeSpecifier imageType,
                               ImageWriteParam param)

Specified by:

convertImageMetadata in interface ImageTranscoder

Specified by:

convertImageMetadata in class ImageWriter

canWriteRasters

public boolean canWriteRasters()

Overrides:

canWriteRasters in class ImageWriter

write

public void write(IIOMetadata streamMetadata,
         IIOImage image,
         ImageWriteParam param)
           throws IOException

Specified by:

write in class ImageWriter

Throws:

IOException

reset

public void reset()

Overrides:

reset in class ImageWriter

writeInteger

private void writeInteger(ImageOutputStream output,
                int i)
                   throws IOException

Writes an integer to the output in ASCII format.

Throws:

IOException

writeByte

private void writeByte(ImageOutputStream output,
             byte b)
                throws IOException

Writes a byte to the output in ASCII format.

Throws:

IOException

isRaw

private boolean isRaw(int v)

Returns true if file variant is raw format, false if ASCII.