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/*
* $RCSfile: StringSpec.java,v $
* $Revision: 1.1 $
* $Date: 2005/02/11 05:01:59 $
* $State: Exp $
*
* Class: StringSpec
*
* Description: String specification for an option
*
*
*
* 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.
* */
package jj2000.j2k;
import jj2000.j2k.util.*;
import jj2000.j2k.*;
import java.util.*;
import com.sun.media.imageioimpl.plugins.jpeg2000.J2KImageWriteParamJava;
/**
* This class extends ModuleSpec class in order to hold tile-component
* specifications using Strings.
*
* @see ModuleSpec
* */
public class StringSpec extends ModuleSpec{
private String specified;
/**
* Constructs an empty 'StringSpec' with specified number of
* tile and components. This constructor is called by the decoder.
*
* @param nt Number of tiles
*
* @param nc Number of components
*
* @param type the type of the specification module i.e. tile specific,
* component specific or both.
* */
public StringSpec(int nt, int nc, byte type){
super(nt, nc, type);
}
/**
* Constructs a new 'StringSpec' for the specified number of
* components:tiles and the arguments of <tt>optName</tt>
* option. This constructor is called by the encoder. It also
* checks that the arguments belongs to the recognized arguments
* list.
*
* <P><u>Note:</u> The arguments must not start with 't' or 'c'
* since it is reserved for respectively tile and components
* indexes specification.
*
* @param nt The number of tiles
*
* @param nc The number of components
*
* @param type the type of the specification module i.e. tile specific,
* component specific or both.
*
* @param name of the option using boolean spec.
*
* @param list The list of all recognized argument in a String array
*
* */
public StringSpec(int nt, int nc, byte type, String defaultValue,
String[] list, J2KImageWriteParamJava wp, String values){
super(nt,nc,type);
specified = values;
boolean recognized = false;
String param = values;
if(values==null){
for(int i=list.length-1; i>=0; i--)
if(defaultValue.equalsIgnoreCase(list[i]))
recognized = true;
if(!recognized)
throw new IllegalArgumentException("Default parameter of "+
"option - not"+
" recognized: "+defaultValue);
setDefault(defaultValue);
return;
}
// Parse argument
StringTokenizer stk = new StringTokenizer(specified);
String word; // current word
byte curSpecType = SPEC_DEF; // Specification type of the
// current parameter
boolean[] tileSpec = null; // Tiles concerned by the
// specification
boolean[] compSpec = null; // Components concerned by the specification
Boolean value;
while(stk.hasMoreTokens()){
word = stk.nextToken();
if (word.matches("t[0-9]*")) {
tileSpec = parseIdx(word,nTiles);
if(curSpecType==SPEC_COMP_DEF){
curSpecType = SPEC_TILE_COMP;
}
else{
curSpecType = SPEC_TILE_DEF;
}
} else if (word.matches("c[0-9]*")) {
compSpec = parseIdx(word,nComp);
if(curSpecType==SPEC_TILE_DEF){
curSpecType = SPEC_TILE_COMP;
}
else
curSpecType = SPEC_COMP_DEF;
} else {
recognized = false;
for(int i=list.length-1; i>=0; i--)
if(word.equalsIgnoreCase(list[i]))
recognized = true;
if(!recognized)
throw new IllegalArgumentException("Default parameter of "+
"option not"+
" recognized: "+word);
if(curSpecType==SPEC_DEF){
setDefault(word);
}
else if(curSpecType==SPEC_TILE_DEF){
for(int i=tileSpec.length-1; i>=0; i--)
if(tileSpec[i]){
setTileDef(i,word);
}
}
else if(curSpecType==SPEC_COMP_DEF){
for(int i=compSpec.length-1; i>=0; i--)
if(compSpec[i]){
setCompDef(i,word);
}
}
else{
for(int i=tileSpec.length-1; i>=0; i--){
for(int j=compSpec.length-1; j>=0 ; j--){
if(tileSpec[i] && compSpec[j]){
setTileCompVal(i,j,word);
}
}
}
}
// Re-initialize
curSpecType = SPEC_DEF;
tileSpec = null;
compSpec = null;
}
}
// Check that default value has been specified
if(getDefault()==null){
int ndefspec = 0;
for(int t=nt-1; t>=0; t--){
for(int c=nc-1; c>=0 ; c--){
if(specValType[t][c] == SPEC_DEF){
ndefspec++;
}
}
}
// If some tile-component have received no specification, it takes
// the default value defined in ParameterList
if(ndefspec!=0){
param = defaultValue;
for(int i=list.length-1; i>=0; i--)
if(param.equalsIgnoreCase(list[i]))
recognized = true;
if(!recognized)
throw new IllegalArgumentException("Default parameter of "+
"option not"+
" recognized: "+specified);
setDefault(param);
}
else{
// All tile-component have been specified, takes the first
// tile-component value as default.
setDefault(getSpec(0,0));
switch(specValType[0][0]){
case SPEC_TILE_DEF:
for(int c=nc-1; c>=0; c--){
if(specValType[0][c]==SPEC_TILE_DEF)
specValType[0][c] = SPEC_DEF;
}
tileDef[0] = null;
break;
case SPEC_COMP_DEF:
for(int t=nt-1; t>=0; t--){
if(specValType[t][0]==SPEC_COMP_DEF)
specValType[t][0] = SPEC_DEF;
}
compDef[0] = null;
break;
case SPEC_TILE_COMP:
specValType[0][0] = SPEC_DEF;
tileCompVal.put("t0c0",null);
break;
}
}
}
}
public String getSpecified() {
return specified;
}
}