Package org.aoju.bus.image.nimble.codec

Class Decompressor

java.lang.Object

org.aoju.bus.image.nimble.codec.Decompressor

Direct Known Subclasses:

Compressor

public class Decompressor
extends Object

Since:

Java 17+

Author:

Kimi Liu

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	banded
protected BufferedImage	bi
protected int	bitsAllocated
protected int	bitsStored
protected int	cols
protected final Attributes	dataset
protected ImageReader	decompressor
protected File	file
protected int	frameLength
protected int	frames
protected ImageDescriptor	imageDescriptor
protected int	length
protected PatchJPEGLS	patchJpegLS
protected Fragments	pixeldataFragments
protected Photometric	pmi
protected Photometric	pmiAfterDecompression
protected ImageReadParam	readParam
protected int	rows
protected int	samples
protected boolean	signed
protected final TransferSyntaxType	tstype
protected final String	tsuid

Constructor Summary

Constructors

Constructor	Description
Decompressor(Attributes dataset, String tsuid)

Method Summary

Modifier and Type	Method	Description
protected BufferedImage	createBufferedImage(int bitsStored, boolean banded, boolean signed)
FileImageInputStream	createImageInputStream()
boolean	decompress()
static boolean	decompress(Attributes dataset, String tsuid)
protected BufferedImage	decompressFrame(ImageInputStream iis, int index)
void	dispose()
void	writeFrameTo(ImageInputStream iis, int frameIndex, OutputStream out)
void	writeTo(OutputStream out)

Methods inherited from class java.lang.Object

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

Field Details

dataset

protected final Attributes dataset

tsuid

protected final String tsuid

tstype

protected final TransferSyntaxType tstype

pixeldataFragments

protected Fragments pixeldataFragments

file

protected File file

rows

protected int rows

cols

protected int cols

samples

protected int samples

pmi

protected Photometric pmi

pmiAfterDecompression

protected Photometric pmiAfterDecompression

bitsAllocated

protected int bitsAllocated

bitsStored

protected int bitsStored

banded

protected boolean banded

signed

protected boolean signed

frames

protected int frames

frameLength

protected int frameLength

length

protected int length

bi

protected BufferedImage bi

decompressor

protected ImageReader decompressor

readParam

protected ImageReadParam readParam

patchJpegLS

protected PatchJPEGLS patchJpegLS

imageDescriptor

protected ImageDescriptor imageDescriptor

Constructor Details

Decompressor

public Decompressor(Attributes dataset,
 String tsuid)

Method Details

decompress

public static boolean decompress(Attributes dataset,
 String tsuid)

dispose

public void dispose()

decompress

public boolean decompress()

createBufferedImage

protected BufferedImage createBufferedImage(int bitsStored,
 boolean banded,
 boolean signed)

writeTo

public void writeTo(OutputStream out)
             throws IOException

Throws:

IOException

createImageInputStream

public FileImageInputStream createImageInputStream()
                                            throws IOException

Throws:

IOException

writeFrameTo

public void writeFrameTo(ImageInputStream iis,
 int frameIndex,
 OutputStream out)
                  throws IOException

Throws:

IOException

decompressFrame

protected BufferedImage decompressFrame(ImageInputStream iis,
 int index)
                                 throws IOException

Throws:

IOException