eff1ff4b41
* Fixed a typo in OpenJPEG.J2KLayerInfo (only affected debug display) git-svn-id: http://libopenmetaverse.googlecode.com/svn/libopenmetaverse/trunk@3118 52acb1d6-8a22-11de-b505-999d5b087335
225 lines
9.0 KiB
C#
225 lines
9.0 KiB
C#
/*
|
|
* CVS identifier:
|
|
*
|
|
* $Id: CBlkWTData.java,v 1.18 2001/08/15 17:15:14 grosbois Exp $
|
|
*
|
|
* Class: CBlkWTData
|
|
*
|
|
* Description: Storage for code-blocks of WT data.
|
|
*
|
|
*
|
|
*
|
|
* COPYRIGHT:
|
|
*
|
|
* This software module was originally developed by Raphaël Grosbois and
|
|
* Diego Santa Cruz (Swiss Federal Institute of Technology-EPFL); Joel
|
|
* Askelöf (Ericsson Radio Systems AB); and Bertrand Berthelot, David
|
|
* Bouchard, Félix Henry, Gerard Mozelle and Patrice Onno (Canon Research
|
|
* Centre France S.A) in the course of development of the JPEG2000
|
|
* standard as specified by ISO/IEC 15444 (JPEG 2000 Standard). This
|
|
* software module is an implementation of a part of the JPEG 2000
|
|
* Standard. Swiss Federal Institute of Technology-EPFL, Ericsson Radio
|
|
* Systems AB and Canon Research Centre France S.A (collectively JJ2000
|
|
* Partners) agree not to assert against ISO/IEC and users of the JPEG
|
|
* 2000 Standard (Users) any of their rights under the copyright, not
|
|
* including other intellectual property rights, for this software module
|
|
* with respect to the usage by ISO/IEC and Users of this software module
|
|
* or modifications thereof for use in hardware or software products
|
|
* claiming conformance to the JPEG 2000 Standard. Those intending to use
|
|
* this software module in hardware or software products are advised that
|
|
* their use may infringe existing patents. The original developers of
|
|
* this software module, JJ2000 Partners and ISO/IEC assume no liability
|
|
* for use of this software module or modifications thereof. No license
|
|
* or right to this software module is granted for non JPEG 2000 Standard
|
|
* conforming products. JJ2000 Partners have full right to use this
|
|
* software module for his/her own purpose, assign or donate this
|
|
* software module to any third party and to inhibit third parties from
|
|
* using this software module for non JPEG 2000 Standard conforming
|
|
* products. This copyright notice must be included in all copies or
|
|
* derivative works of this software module.
|
|
*
|
|
* Copyright (c) 1999/2000 JJ2000 Partners.
|
|
* */
|
|
using System;
|
|
using CSJ2K.j2k.image;
|
|
namespace CSJ2K.j2k.wavelet.analysis
|
|
{
|
|
|
|
/// <summary> This is a generic abstract class to store a code-block of wavelet data,
|
|
/// quantized or not. This class does not have the notion of
|
|
/// components. Therefore, it should be used for data from a single
|
|
/// component. Subclasses should implement the different types of storage
|
|
/// (<tt>int</tt>, <tt>float</tt>, etc.).
|
|
///
|
|
/// <p>The data is always stored in one array, of the type matching the data
|
|
/// type (i.e. for 'int' it's an 'int[]'). The data should be stored in the
|
|
/// array in standard scan-line order. That is the samples go from the top-left
|
|
/// corner of the code-block to the lower-right corner by line and then
|
|
/// column.</p>
|
|
///
|
|
/// <p>The member variable 'offset' gives the index in the array of the first
|
|
/// data element (i.e. the top-left coefficient). The member variable 'scanw'
|
|
/// gives the width of the scan that is used to store the data, that can be
|
|
/// different from the width of the block. Element '(x,y)' of the code-block
|
|
/// (i.e. '(0,0)' is the top-left coefficient), will appear at position
|
|
/// 'offset+y*scanw+x' in the array of data.</p>
|
|
///
|
|
/// <p>The classes <tt>CBlkWTDataInt</tt> and <tt>CBlkWTDataFloat</tt> provide
|
|
/// implementations for <tt>int</tt> and <tt>float</tt> types respectively.</p>
|
|
///
|
|
/// <p>The types of data are the same as those defined by the 'DataBlk'
|
|
/// class.</p>
|
|
///
|
|
/// </summary>
|
|
/// <seealso cref="CBlkWTDataSrc">
|
|
/// </seealso>
|
|
/// <seealso cref="jj2000.j2k.quantization.quantizer.CBlkQuantDataSrcEnc">
|
|
/// </seealso>
|
|
/// <seealso cref="DataBlk">
|
|
/// </seealso>
|
|
/// <seealso cref="CBlkWTDataInt">
|
|
/// </seealso>
|
|
/// <seealso cref="CBlkWTDataFloat">
|
|
///
|
|
/// </seealso>
|
|
public abstract class CBlkWTData
|
|
{
|
|
/// <summary> Returns the data type of the <tt>CBlkWTData</tt> object, as defined in
|
|
/// the DataBlk class.
|
|
///
|
|
/// </summary>
|
|
/// <returns> The data type of the object, as defined in the DataBlk class.
|
|
///
|
|
/// </returns>
|
|
/// <seealso cref="DataBlk">
|
|
///
|
|
/// </seealso>
|
|
public abstract int DataType{get;}
|
|
//UPGRADE_NOTE: Respective javadoc comments were merged. It should be changed in order to comply with .NET documentation conventions. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1199'"
|
|
/// <summary> Returns the array containing the data, or null if there is no data. The
|
|
/// returned array is of the type returned by <tt>getDataType()</tt> (e.g.,
|
|
/// for <tt>TYPE_INT</tt>, it is a <tt>int[]</tt>).
|
|
///
|
|
/// <p>Each implementing class should provide a type specific equivalent
|
|
/// method (e.g., <tt>getDataInt()</tt> in <tt>DataBlkInt</tt>) which
|
|
/// returns an array of the correct type explicitely and not through an
|
|
/// <tt>Object</tt>.</p>
|
|
///
|
|
/// </summary>
|
|
/// <returns> The array containing the data, or <tt>null</tt> if there is no
|
|
/// data.
|
|
///
|
|
/// </returns>
|
|
/// <seealso cref="getDataType">
|
|
///
|
|
/// </seealso>
|
|
/// <summary> Sets the data array to the specified one. The type of the specified
|
|
/// data array must match the one returned by <tt>getDataType()</tt> (e.g.,
|
|
/// for <tt>TYPE_INT</tt>, it should be a <tt>int[]</tt>). If the wrong
|
|
/// type of array is given a <tt>ClassCastException</tt> will be thrown.
|
|
///
|
|
/// <p>The size of the array is not necessarily checked for consistency
|
|
/// with <tt>w</tt> and <tt>h</tt> or any other fields.</p>
|
|
///
|
|
/// <p>Each implementing class should provide a type specific equivalent
|
|
/// method (e.g., <tt>setDataInt()</tt> in <tt>DataBlkInt</tt>) which takes
|
|
/// an array of the correct type explicetely and not through an
|
|
/// <tt>Object</tt>.</p>
|
|
///
|
|
/// </summary>
|
|
/// <param name="arr">The new data array to use
|
|
///
|
|
/// </param>
|
|
/// <seealso cref="getDataType">
|
|
///
|
|
/// </seealso>
|
|
public abstract System.Object Data{get;set;}
|
|
|
|
/// <summary>The horizontal coordinate of the upper-left corner of the code-block </summary>
|
|
public int ulx;
|
|
|
|
/// <summary>The vertical coordinate of the upper left corner of the code-block </summary>
|
|
public int uly;
|
|
|
|
/// <summary>The horizontal index of the code-block, within the subband </summary>
|
|
public int n;
|
|
|
|
/// <summary>The vertical index of the code-block, within the subband </summary>
|
|
public int m;
|
|
|
|
/// <summary>The subband in which this code-block is found </summary>
|
|
public SubbandAn sb;
|
|
|
|
/// <summary>The width of the code-block </summary>
|
|
public int w;
|
|
|
|
/// <summary>The height of the code-block </summary>
|
|
public int h;
|
|
|
|
/// <summary>The offset in the array of the top-left coefficient </summary>
|
|
public int offset;
|
|
|
|
/// <summary>The width of the scanlines used to store the data in the array </summary>
|
|
public int scanw;
|
|
|
|
/// <summary>The number of magnitude bits in the integer representation. This is
|
|
/// only used for quantized wavelet data.
|
|
/// </summary>
|
|
public int magbits;
|
|
|
|
/// <summary>The WMSE scaling factor (multiplicative) to apply to the distortion
|
|
/// measures of the data of this code-block. By default it is 1.
|
|
/// </summary>
|
|
public float wmseScaling = 1f;
|
|
|
|
/// <summary>The value by which the absolute value of the data has to be divided in
|
|
/// order to get the real absolute value. This value is useful to obtain
|
|
/// the complement of 2 representation of a coefficient that is currently
|
|
/// using the sign-magnitude representation.
|
|
/// </summary>
|
|
public double convertFactor = 1.0;
|
|
|
|
/// <summary>The quantization step size of the code-block. The value is updated by
|
|
/// the quantizer module
|
|
/// </summary>
|
|
public double stepSize = 1.0;
|
|
|
|
/// <summary>Number of ROI coefficients in the code-block </summary>
|
|
public int nROIcoeff = 0;
|
|
|
|
/// <summary>Number of ROI magnitude bit-planes </summary>
|
|
public int nROIbp = 0;
|
|
|
|
/// <summary> Returns a string of informations about the DataBlk
|
|
///
|
|
/// </summary>
|
|
/// <returns> Block dimensions and progressiveness in a string
|
|
///
|
|
/// </returns>
|
|
public override System.String ToString()
|
|
{
|
|
System.String typeString = "";
|
|
switch (DataType)
|
|
{
|
|
|
|
case DataBlk.TYPE_BYTE:
|
|
typeString = "Unsigned Byte";
|
|
break;
|
|
|
|
case DataBlk.TYPE_SHORT:
|
|
typeString = "Short";
|
|
break;
|
|
|
|
case DataBlk.TYPE_INT:
|
|
typeString = "Integer";
|
|
break;
|
|
|
|
case DataBlk.TYPE_FLOAT:
|
|
typeString = "Float";
|
|
break;
|
|
}
|
|
|
|
return "ulx=" + ulx + ", uly=" + uly + ", idx=(" + m + "," + n + "), w=" + w + ", h=" + h + ", off=" + offset + ", scanw=" + scanw + ", wmseScaling=" + wmseScaling + ", convertFactor=" + convertFactor + ", stepSize=" + stepSize + ", type=" + typeString + ", magbits=" + magbits + ", nROIcoeff=" + nROIcoeff + ", nROIbp=" + nROIbp;
|
|
}
|
|
}
|
|
} |