Class RawRenderedImage

java.lang.Object

com.github.jaiimageio.impl.common.SimpleRenderedImage

com.github.jaiimageio.impl.plugins.raw.RawRenderedImage

All Implemented Interfaces:

RenderedImage

public class RawRenderedImage
extends SimpleRenderedImage

Field Summary

Fields

Modifier and Type	Field	Description
private Raster	currentTile
private Point	currentTileGrid
private BufferedImage	destImage
private int[]	destinationBands
private Rectangle	destinationRegion	The destination bounds.
private RawImageInputStream	iis	The input stream we read from
private int	imageIndex
private int	maxXTile
private int	maxYTile
private int	nComp
private boolean	noTransform	Coordinate transform is not needed from the source (image stream) to the destination.
private Dimension	originalDimension
private int	originalNumXTiles	The orginal number tiles in X direction.
private Rectangle	originalRegion
private SampleModel	originalSampleModel	The sample model for the original image.
private ImageReadParam	param	The ImageReadParam to create this renderedImage.
private long	position	The position of the first sample of this image in the stream.
private WritableRaster	rasForATile	The raster for medialib tiles to share.
private RawImageReader	reader	Caches the RawImageReader which creates this object.
private int	scaleX	The subsampling parameters.
private int	scaleY	The subsampling parameters.
private int[]	sourceBands
private Point	sourceOrigin
private long	tileDataSize	cache the size of the data for each tile in the stream.
private int	xOffset	The subsampling parameters.
private int	yOffset	The subsampling parameters.

Fields inherited from class SimpleRenderedImage

colorModel, height, minX, minY, properties, sampleModel, sources, tileGridXOffset, tileGridYOffset, tileHeight, tileWidth, width

Constructor Summary

Constructors

Constructor	Description
RawRenderedImage(RawImageInputStream iis, RawImageReader reader, ImageReadParam param, int imageIndex)

Method Summary

Modifier and Type	Method	Description
void	clearDestImage()
private int	clip(int value, int min, int max)
Raster	getTile(int tileX, int tileY)
private int	getTileNum(int x, int y)
void	readAsRaster(WritableRaster raster)
private Raster	readSubsampledRaster(WritableRaster raster)
void	setDestImage(BufferedImage image)

Methods inherited from class SimpleRenderedImage

copyData, getBounds, getColorModel, getData, getData, getHeight, getMaxTileX, getMaxTileY, getMaxX, getMaxY, getMinTileX, getMinTileY, getMinX, getMinY, getNumXTiles, getNumYTiles, getProperty, getPropertyNames, getPropertyNames, getSampleModel, getSources, getTileGridXOffset, getTileGridYOffset, getTileHeight, getTileWidth, getWidth, tileXToX, tileXToX, tileYToY, tileYToY, XToTileX, XToTileX, YToTileY, YToTileY

Methods inherited from class Object

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

Field Details

originalSampleModel

private SampleModel originalSampleModel

The sample model for the original image.

currentTile

private Raster currentTile

currentTileGrid

private Point currentTileGrid

iis

private RawImageInputStream iis

The input stream we read from

reader

private RawImageReader reader

Caches the RawImageReader which creates this object. This variable is used to monitor the abortion.

param

private ImageReadParam param

The ImageReadParam to create this renderedImage.

imageIndex

private int imageIndex

destinationRegion

private Rectangle destinationRegion

The destination bounds.

originalRegion

private Rectangle originalRegion

sourceOrigin

private Point sourceOrigin

originalDimension

private Dimension originalDimension

maxXTile

private int maxXTile

maxYTile

private int maxYTile

scaleX

private int scaleX

The subsampling parameters.

scaleY

private int scaleY

The subsampling parameters.

xOffset

private int xOffset

The subsampling parameters.

yOffset

private int yOffset

The subsampling parameters.

destinationBands

private int[] destinationBands

sourceBands

private int[] sourceBands

nComp

private int nComp

noTransform

private boolean noTransform

Coordinate transform is not needed from the source (image stream) to the destination.

rasForATile

private WritableRaster rasForATile

The raster for medialib tiles to share.

destImage

private BufferedImage destImage

position

private long position

The position of the first sample of this image in the stream.

tileDataSize

private long tileDataSize

cache the size of the data for each tile in the stream.

originalNumXTiles

private int originalNumXTiles

The orginal number tiles in X direction.

Constructor Details

RawRenderedImage

public RawRenderedImage(RawImageInputStream iis,
 RawImageReader reader,
 ImageReadParam param,
 int imageIndex)
                 throws IOException

Throws:

IOException

Method Details

getTile

public Raster getTile(int tileX,
 int tileY)

readAsRaster

public void readAsRaster(WritableRaster raster)
                  throws IOException

Throws:

IOException

readSubsampledRaster

private Raster readSubsampledRaster(WritableRaster raster)
                             throws IOException

Throws:

IOException

setDestImage

public void setDestImage(BufferedImage image)

clearDestImage

public void clearDestImage()

getTileNum

private int getTileNum(int x,
 int y)

clip

private int clip(int value,
 int min,
 int max)