/*
* $RCSfile: DecoderSpecs.java,v $
* $Revision: 1.1 $
* $Date: 2005/02/11 05:02:03 $
* $State: Exp $
*
* Class: DecoderSpecs
*
* Description: Hold all decoder specifications
*
*
*
* COPYRIGHT:
*
* This software module was originally developed by Rapha�l Grosbois and
* Diego Santa Cruz (Swiss Federal Institute of Technology-EPFL); Joel
* Askel�f (Ericsson Radio Systems AB); and Bertrand Berthelot, David
* Bouchard, F�lix 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.
* */
package jj2000.j2k.decoder;
import jj2000.j2k.codestream.reader.*;
import jj2000.j2k.wavelet.synthesis.*;
import jj2000.j2k.quantization.*;
import jj2000.j2k.entropy.*;
import jj2000.j2k.wavelet.*;
import jj2000.j2k.image.*;
import jj2000.j2k.util.*;
import jj2000.j2k.roi.*;
import jj2000.j2k.*;
/**
* This class holds references to each module specifications used in the
* decoding chain. This avoid big amount of arguments in method calls. A
* specification contains values of each tile-component for one module. All
* members must be instance of ModuleSpec class (or its children).
*
* @see ModuleSpec
* */
public class DecoderSpecs implements Cloneable {
/** ICC Profiling specifications */
public ModuleSpec iccs;
/** ROI maxshift value specifications */
public MaxShiftSpec rois;
/** Quantization type specifications */
public QuantTypeSpec qts;
/** Quantization normalized base step size specifications */
public QuantStepSizeSpec qsss;
/** Number of guard bits specifications */
public GuardBitsSpec gbs;
/** Analysis wavelet filters specifications */
public SynWTFilterSpec wfs;
/** Number of decomposition levels specifications */
public IntegerSpec dls;
/** Number of layers specifications */
public IntegerSpec nls;
/** Progression order specifications */
public IntegerSpec pos;
/** The Entropy decoder options specifications */
public ModuleSpec ecopts;
/** The component transformation specifications */
public CompTransfSpec cts;
/** The progression changes specifications */
public ModuleSpec pcs;
/** The error resilience specifications concerning the entropy
* decoder */
public ModuleSpec ers;
/** Precinct partition specifications */
public PrecinctSizeSpec pss;
/** The Start Of Packet (SOP) markers specifications */
public ModuleSpec sops;
/** The End of Packet Headers (EPH) markers specifications */
public ModuleSpec ephs;
/** Code-blocks sizes specification */
public CBlkSizeSpec cblks;
/** Packed packet header specifications */
public ModuleSpec pphs;
/**
* Returns a copy of the current object.
* */
public DecoderSpecs getCopy() {
DecoderSpecs decSpec2;
try {
decSpec2 = (DecoderSpecs)this.clone();
} catch (CloneNotSupportedException e) {
throw new Error("Cannot clone the DecoderSpecs instance");
}
// Quantization
decSpec2.qts = (QuantTypeSpec)qts.getCopy();
decSpec2.qsss = (QuantStepSizeSpec)qsss.getCopy();
decSpec2.gbs = (GuardBitsSpec)gbs.getCopy();
// Wavelet transform
decSpec2.wfs = (SynWTFilterSpec)wfs.getCopy();
decSpec2.dls = (IntegerSpec)dls.getCopy();
// Component transformation
decSpec2.cts = (CompTransfSpec)cts.getCopy();
// ROI
if(rois!=null) {
decSpec2.rois = (MaxShiftSpec)rois.getCopy();
}
return decSpec2;
}
/**
* Initialize all members with the given number of tiles and components.
*
* @param nt Number of tiles
*
* @param nc Number of components
* */
public DecoderSpecs(int nt,int nc){
// Quantization
qts = new QuantTypeSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE_COMP);
qsss = new QuantStepSizeSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE_COMP);
gbs = new GuardBitsSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE_COMP);
// Wavelet transform
wfs = new SynWTFilterSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE_COMP);
dls = new IntegerSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE_COMP);
// Component transformation
cts = new CompTransfSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE_COMP);
// Entropy decoder
ecopts = new ModuleSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE_COMP);
ers = new ModuleSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE_COMP);
cblks = new CBlkSizeSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE_COMP);
// Precinct partition
pss = new PrecinctSizeSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE_COMP,dls);
// Codestream
nls = new IntegerSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE);
pos = new IntegerSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE);
pcs = new ModuleSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE);
sops = new ModuleSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE);
ephs = new ModuleSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE);
pphs = new ModuleSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE);
iccs = new ModuleSpec(nt,nc,ModuleSpec.SPEC_TYPE_TILE);
pphs.setDefault(new Boolean(false));
}
}