colorspace.boxes
Class ImageHeaderBox

java.lang.Object
  |
  +--colorspace.boxes.JP2Box
        |
        +--colorspace.boxes.ImageHeaderBox

public final class ImageHeaderBox

extends JP2Box

This class models the Image Header box contained in a JP2 image. It is a stub class here since for colormapping the knowlege of the existance of the box in the image is sufficient.

Nested Class Summary

Nested classes inherited from class colorspace.boxes.JP2Box

JP2Box.BoxType

Field Summary

(package private) short	bpc
(package private) short	c
(package private) long	height
(package private) boolean	ipr
(package private) int	nc
(package private) boolean	unk
(package private) long	width

Fields inherited from class colorspace.boxes.JP2Box

boxEnd, boxStart, dataStart, eol, in, length, type

Constructor Summary

ImageHeaderBox(RandomAccessIO in, int boxStart)
Construct an ImageHeaderBox from an input image.

Method Summary

(package private) void	readBox() Analyze the box content.
java.lang.String	toString() Return a suitable String representation of the class instance.

Methods inherited from class colorspace.boxes.JP2Box

getTypeString, getTypeString

Methods inherited from class java.lang.Object

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

Field Detail

height

long height

width

long width

nc

int nc

bpc

short bpc

c

short c

unk

boolean unk

ipr

boolean ipr

Constructor Detail

ImageHeaderBox

public ImageHeaderBox(RandomAccessIO in,
                      int boxStart)
               throws java.io.IOException,
                      ColorSpaceException

Construct an ImageHeaderBox from an input image.

Parameters:

in - RandomAccessIO jp2 image

boxStart - offset to the start of the box in the image

Throws:

IOException, - ColorSpaceException

java.io.IOException

ColorSpaceException

Method Detail

toString

public java.lang.String toString()

Return a suitable String representation of the class instance.

Overrides:

toString in class java.lang.Object

readBox

void readBox()
       throws java.io.IOException

Analyze the box content.

java.io.IOException