Class TIFFImageReader

java.lang.Object

javax.imageio.ImageReader

com.github.jaiimageio.impl.plugins.tiff.TIFFImageReader

public class TIFFImageReader
extends ImageReader

Field Summary

Fields

Modifier and Type	Field	Description
(package private) int[]	bitsPerSample
(package private) char[]	colorMap
(package private) int	compression
(package private) int	currIndex
private static final boolean	DEBUG
private TIFFDecompressor	decompressor
private int[]	destinationBands
(package private) int	dstHeight
(package private) int	dstMinX
(package private) int	dstMinY
(package private) int	dstWidth
(package private) int	dstXOffset
(package private) int	dstYOffset
(package private) int[]	extraSamples
(package private) boolean	gotHeader
(package private) int	height
(package private) TIFFImageMetadata	imageMetadata
(package private) ImageReadParam	imageReadParam
(package private) List	imageStartPosition
(package private) HashMap	imageTypeMap
(package private) int	numBands
(package private) int	numImages
(package private) int	photometricInterpretation
(package private) int	pixelsRead
(package private) int	pixelsToRead
(package private) int	planarConfiguration
(package private) int	rowsDone
(package private) int[]	sampleFormat
(package private) int	samplesPerPixel
private int[]	sourceBands
(package private) int	sourceXOffset
(package private) int	sourceYOffset
(package private) int	srcXSubsampling
(package private) int	srcYSubsampling
(package private) ImageInputStream	stream
(package private) TIFFStreamMetadata	streamMetadata
(package private) BufferedImage	theImage
(package private) int	tileOrStripHeight
(package private) int	tileOrStripWidth
(package private) int	tilesAcross
(package private) int	tilesDown
(package private) int	width

Fields inherited from class ImageReader

availableLocales, ignoreMetadata, input, locale, minIndex, originatingProvider, progressListeners, seekForwardOnly, updateListeners, warningListeners, warningLocales

Constructor Summary

Constructors

Constructor	Description
TIFFImageReader(ImageReaderSpi originatingProvider)

Method Summary

Modifier and Type	Method	Description
boolean	canReadRaster()
private void	checkIndex(int imageIndex)
private void	decodeTile(int ti, int tj, int band)
(package private) void	forwardWarningMessage(String warning)	Package scope method to allow decompressors, for example, to emit warning messages.
private int	getCompression()
ImageReadParam	getDefaultReadParam()
protected static BufferedImage	getDestination(ImageReadParam param, Iterator imageTypes, int width, int height)
private int	getHeight()
int	getHeight(int imageIndex)
IIOMetadata	getImageMetadata(int imageIndex)
Iterator	getImageTypes(int imageIndex)
private int	getNumBands()
int	getNumImages(boolean allowSearch)
int	getNumThumbnails(int imageIndex)
private int	getPlanarConfiguration()
IIOMetadata	getStreamMetadata()
IIOMetadata	getStreamMetadata(int imageIndex)
int	getTileHeight(int imageIndex)
private long	getTileOrStripByteCount(int tileIndex)
private int	getTileOrStripHeight()
private long	getTileOrStripOffset(int tileIndex)
private int	getTileOrStripWidth()
int	getTileWidth(int imageIndex)
private int	getWidth()
int	getWidth(int imageIndex)
boolean	hasThumbnails(int imageIndex)
private static int	iceil(int num, int den)
private static int	ifloor(int num, int den)
private void	initializeFromMetadata()	Initializes these instance variables from the image metadata:
boolean	isImageTiled(int imageIndex)
protected boolean	isLsb()
boolean	isRandomAccessEasy(int imageIndex)
private int	locateImage(int imageIndex)
private void	prepareRead(int imageIndex, ImageReadParam param)
BufferedImage	read(int imageIndex, ImageReadParam param)
RenderedImage	readAsRenderedImage(int imageIndex, ImageReadParam param)
private void	readHeader()
private void	readMetadata()
Raster	readRaster(int imageIndex, ImageReadParam param)
boolean	readSupportsThumbnails()
BufferedImage	readTile(int imageIndex, int tileX, int tileY)
private void	reportProgress()
void	reset()
protected void	resetLocal()
private void	seekToImage(int imageIndex)
void	setInput(Object input, boolean seekForwardOnly, boolean ignoreMetadata)

Methods inherited from class ImageReader

abort, abortRequested, addIIOReadProgressListener, addIIOReadUpdateListener, addIIOReadWarningListener, checkReadParamBandSettings, clearAbortRequest, computeRegions, dispose, getAspectRatio, getAvailableLocales, getFormatName, getImageMetadata, getInput, getLocale, getMinIndex, getOriginatingProvider, getRawImageType, getSourceRegion, getStreamMetadata, getThumbnailHeight, getThumbnailWidth, getTileGridXOffset, getTileGridYOffset, isIgnoringMetadata, isSeekForwardOnly, processImageComplete, processImageProgress, processImageStarted, processImageUpdate, processPassComplete, processPassStarted, processReadAborted, processSequenceComplete, processSequenceStarted, processThumbnailComplete, processThumbnailPassComplete, processThumbnailPassStarted, processThumbnailProgress, processThumbnailStarted, processThumbnailUpdate, processWarningOccurred, processWarningOccurred, read, readAll, readAll, readerSupportsThumbnails, readThumbnail, readTileRaster, removeAllIIOReadProgressListeners, removeAllIIOReadUpdateListeners, removeAllIIOReadWarningListeners, removeIIOReadProgressListener, removeIIOReadUpdateListener, removeIIOReadWarningListener, setInput, setInput, setLocale

Methods inherited from class Object

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

Field Details

DEBUG

private static final boolean DEBUG

See Also:

• Constant Field Values

stream

ImageInputStream stream

gotHeader

boolean gotHeader

imageReadParam

ImageReadParam imageReadParam

streamMetadata

TIFFStreamMetadata streamMetadata

currIndex

int currIndex

imageMetadata

TIFFImageMetadata imageMetadata

imageStartPosition

List imageStartPosition

numImages

int numImages

imageTypeMap

HashMap imageTypeMap

theImage

BufferedImage theImage

width

int width

height

int height

numBands

int numBands

tileOrStripWidth

int tileOrStripWidth

tileOrStripHeight

int tileOrStripHeight

planarConfiguration

int planarConfiguration

rowsDone

int rowsDone

compression

int compression

photometricInterpretation

int photometricInterpretation

samplesPerPixel

int samplesPerPixel

sampleFormat

int[] sampleFormat

bitsPerSample

int[] bitsPerSample

extraSamples

int[] extraSamples

colorMap

char[] colorMap

sourceXOffset

int sourceXOffset

sourceYOffset

int sourceYOffset

srcXSubsampling

int srcXSubsampling

srcYSubsampling

int srcYSubsampling

dstWidth

int dstWidth

dstHeight

int dstHeight

dstMinX

int dstMinX

dstMinY

int dstMinY

dstXOffset

int dstXOffset

dstYOffset

int dstYOffset

tilesAcross

int tilesAcross

tilesDown

int tilesDown

pixelsRead

int pixelsRead

pixelsToRead

int pixelsToRead

sourceBands

private int[] sourceBands

destinationBands

private int[] destinationBands

decompressor

private TIFFDecompressor decompressor

Constructor Details

TIFFImageReader

public TIFFImageReader(ImageReaderSpi originatingProvider)

Method Details

setInput

public void setInput(Object input,
 boolean seekForwardOnly,
 boolean ignoreMetadata)

Overrides:

setInput in class ImageReader

readHeader

private void readHeader()
                 throws IIOException

Throws:

IIOException

locateImage

private int locateImage(int imageIndex)
                 throws IIOException

Throws:

IIOException

getNumImages

public int getNumImages(boolean allowSearch)
                 throws IOException

Specified by:

getNumImages in class ImageReader

Throws:

IOException

getStreamMetadata

public IIOMetadata getStreamMetadata()
                              throws IIOException

Specified by:

getStreamMetadata in class ImageReader

Throws:

IIOException

checkIndex

private void checkIndex(int imageIndex)

seekToImage

private void seekToImage(int imageIndex)
                  throws IIOException

Throws:

IIOException

readMetadata

private void readMetadata()
                   throws IIOException

Throws:

IIOException

getWidth

private int getWidth()

getHeight

private int getHeight()

getNumBands

private int getNumBands()

getTileOrStripWidth

private int getTileOrStripWidth()

getTileOrStripHeight

private int getTileOrStripHeight()

getPlanarConfiguration

private int getPlanarConfiguration()

getTileOrStripOffset

private long getTileOrStripOffset(int tileIndex)
                           throws IIOException

Throws:

IIOException

getTileOrStripByteCount

private long getTileOrStripByteCount(int tileIndex)
                              throws IOException

Throws:

IOException

getCompression

private int getCompression()

getWidth

public int getWidth(int imageIndex)
             throws IOException

Specified by:

getWidth in class ImageReader

Throws:

IOException

getHeight

public int getHeight(int imageIndex)
              throws IOException

Specified by:

getHeight in class ImageReader

Throws:

IOException

initializeFromMetadata

private void initializeFromMetadata()

Initializes these instance variables from the image metadata:

compression
width
height
samplesPerPixel
numBands
colorMap
photometricInterpretation
sampleFormat
bitsPerSample
extraSamples
tileOrStripWidth
tileOrStripHeight

getImageTypes

public Iterator getImageTypes(int imageIndex)
                       throws IIOException

Specified by:

getImageTypes in class ImageReader

Throws:

IIOException

getImageMetadata

public IIOMetadata getImageMetadata(int imageIndex)
                             throws IIOException

Specified by:

getImageMetadata in class ImageReader

Throws:

IIOException

getStreamMetadata

public IIOMetadata getStreamMetadata(int imageIndex)
                              throws IIOException

Throws:

IIOException

isRandomAccessEasy

public boolean isRandomAccessEasy(int imageIndex)
                           throws IOException

Overrides:

isRandomAccessEasy in class ImageReader

Throws:

IOException

readSupportsThumbnails

public boolean readSupportsThumbnails()

hasThumbnails

public boolean hasThumbnails(int imageIndex)

Overrides:

hasThumbnails in class ImageReader

getNumThumbnails

public int getNumThumbnails(int imageIndex)
                     throws IOException

Overrides:

getNumThumbnails in class ImageReader

Throws:

IOException

getDefaultReadParam

public ImageReadParam getDefaultReadParam()

Overrides:

getDefaultReadParam in class ImageReader

isImageTiled

public boolean isImageTiled(int imageIndex)
                     throws IOException

Overrides:

isImageTiled in class ImageReader

Throws:

IOException

getTileWidth

public int getTileWidth(int imageIndex)
                 throws IOException

Overrides:

getTileWidth in class ImageReader

Throws:

IOException

getTileHeight

public int getTileHeight(int imageIndex)
                  throws IOException

Overrides:

getTileHeight in class ImageReader

Throws:

IOException

readTile

public BufferedImage readTile(int imageIndex,
 int tileX,
 int tileY)
                       throws IOException

Overrides:

readTile in class ImageReader

Throws:

IOException

canReadRaster

public boolean canReadRaster()

Overrides:

canReadRaster in class ImageReader

readRaster

public Raster readRaster(int imageIndex,
 ImageReadParam param)
                  throws IOException

Overrides:

readRaster in class ImageReader

Throws:

IOException

ifloor

private static int ifloor(int num,
 int den)

iceil

private static int iceil(int num,
 int den)

prepareRead

private void prepareRead(int imageIndex,
 ImageReadParam param)
                  throws IOException

Throws:

IOException

readAsRenderedImage

public RenderedImage readAsRenderedImage(int imageIndex,
 ImageReadParam param)
                                  throws IOException

Overrides:

readAsRenderedImage in class ImageReader

Throws:

IOException

decodeTile

private void decodeTile(int ti,
 int tj,
 int band)
                 throws IOException

Throws:

IOException

reportProgress

private void reportProgress()

read

public BufferedImage read(int imageIndex,
 ImageReadParam param)
                   throws IOException

Specified by:

read in class ImageReader

Throws:

IOException

reset

public void reset()

Overrides:

reset in class ImageReader

resetLocal

protected void resetLocal()

forwardWarningMessage

void forwardWarningMessage(String warning)

Package scope method to allow decompressors, for example, to emit warning messages.

getDestination

protected static BufferedImage getDestination(ImageReadParam param,
 Iterator imageTypes,
 int width,
 int height)
                                       throws IIOException

Throws:

IIOException

isLsb

protected boolean isLsb()