org.vast.codec

Class CommonImageIODecoder

java.lang.Object

org.vast.codec.CommonImageIODecoder

All Implemented Interfaces:

CompressedStreamParser

public class CommonImageIODecoder
extends Object
implements CompressedStreamParser

decoder to be used by the BinaryDataParser to decode a binary block that is compressed in JPEG and TIFF, PNG, ...

Since:

Jul 16, 2008

Author:

Gregoire Berthiau

Field Summary

Fields

Modifier and Type	Field and Description
protected byte[]	block
protected byte[]	byteArray
protected ByteArrayInputStream	byteArrayInputStream
protected ByteArrayInputStream	byteArrayStream
protected boolean	checkedForSize
protected Color	color
protected jj2000.j2k.decoder.Decoder	dec
protected boolean	fileBased
protected BufferedImage	image
protected DataBlock	imageBlock
protected ImageReader	imageReader
protected MemoryCacheImageInputStream	imageStream
protected String	imageUrl
protected jj2000.j2k.util.ParameterList	list
protected InputStream	stream

Constructor Summary

Constructors

Constructor and Description
CommonImageIODecoder()

Method Summary

Methods

Modifier and Type	Method and Description
void	decode(DataInputExt inputStream, DataComponent blockComponent) Reads compressed data from input stream and assigns result to the component data block
void	init(DataComponent blockComponent, BinaryBlock binaryBlock) Initializes decoder with block data component and its binary encoding info

Methods inherited from class java.lang.Object

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

Field Detail

imageUrl

protected String imageUrl

image

protected BufferedImage image

imageBlock

protected DataBlock imageBlock

list

protected jj2000.j2k.util.ParameterList list

dec

protected jj2000.j2k.decoder.Decoder dec

fileBased

protected boolean fileBased

byteArrayInputStream

protected ByteArrayInputStream byteArrayInputStream

byteArray

protected byte[] byteArray

checkedForSize

protected boolean checkedForSize

block

protected byte[] block

byteArrayStream

protected ByteArrayInputStream byteArrayStream

stream

protected InputStream stream

imageStream

protected MemoryCacheImageInputStream imageStream

color

protected Color color

imageReader

protected ImageReader imageReader

Constructor Detail

CommonImageIODecoder

public CommonImageIODecoder()

Method Detail

init

public void init(DataComponent blockComponent,
        BinaryBlock binaryBlock)
          throws CDMException

Description copied from interface: CompressedStreamParser

Initializes decoder with block data component and its binary encoding info

Specified by:

init in interface CompressedStreamParser

Throws:

CDMException

decode

public void decode(DataInputExt inputStream,
          DataComponent blockComponent)
            throws CDMException

Description copied from interface: CompressedStreamParser

Reads compressed data from input stream and assigns result to the component data block

Specified by:

decode in interface CompressedStreamParser

Throws:

CDMException