edu.harvard.hul.ois.jhove.module.jpeg2000
Class CodestreamHeaderBox

java.lang.Object
  edu.harvard.hul.ois.jhove.module.jpeg2000.BoxHolder
      edu.harvard.hul.ois.jhove.module.jpeg2000.JP2Box
          edu.harvard.hul.ois.jhove.module.jpeg2000.CodestreamHeaderBox

All Implemented Interfaces:

java.util.Iterator<java.lang.Object>

public class CodestreamHeaderBox
extends JP2Box

Codestream Header box. This is similar to a JP2HeaderBox, and has many of the same subboxes, but applies to a single codestream. See ISO/IEC FCD15444-2: 2000, L.9.3

Author:

Gary McGath

Field Summary

Fields inherited from class edu.harvard.hul.ois.jhove.module.jpeg2000.JP2Box

_bytesRead, associations, DESCRIPTION_NAME, noJP2Hdr, startBytesRead

Fields inherited from class edu.harvard.hul.ois.jhove.module.jpeg2000.BoxHolder

_boxHeader, _dstrm, _module, _parentBox, _raf, _repInfo, bytesLeft, filePos, hasBoxes

Constructor Summary

CodestreamHeaderBox(java.io.RandomAccessFile raf, BoxHolder parent)
Constructor with superbox.

Method Summary

protected Codestream	getCodestream() Returns the associated Codestream object.
protected java.lang.String	getSelfPropName() Returns the name of the Box.
boolean	readBox() Reads the box, putting appropriate information in the RepInfo object.

Methods inherited from class edu.harvard.hul.ois.jhove.module.jpeg2000.JP2Box

addAssociation, boxMaker, emptyBox, finalizeBytesRead, getBytesRead, getLength, getSelfPropDesc, init, initBytesRead, makeAssocProperty, selfDescProperty, setBoxHeader, setDataInputStream, setModule, setRandomAccessFile, setRepInfo, skipBox, wrongBoxContext, wrongBoxSize

Methods inherited from class edu.harvard.hul.ois.jhove.module.jpeg2000.BoxHolder

getFilePos, hasNext, next, remove, superboxOverrun, superboxUnderrun

Methods inherited from class java.lang.Object

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

Constructor Detail

CodestreamHeaderBox

public CodestreamHeaderBox(java.io.RandomAccessFile raf,
                           BoxHolder parent)

Constructor with superbox.

Parameters:

parent - Must be null or the TopLevelBoxHolder

Method Detail

readBox

public boolean readBox()
                throws java.io.IOException

Reads the box, putting appropriate information in the RepInfo object. setModule, setBoxHeader, setRepInfo and setDataInputStream must be called before readBox is called. readBox must completely consume the box, so that the next byte to be read by the DataInputStream is the FF byte of the next Box.

Specified by:

readBox in class JP2Box

Throws:

java.io.IOException

getCodestream

protected Codestream getCodestream()

Returns the associated Codestream object.

getSelfPropName

protected java.lang.String getSelfPropName()

Returns the name of the Box.

Overrides:

getSelfPropName in class JP2Box