Source Code Cross Referenced for PrecInfo.java in  » 6.0-JDK-Modules » Java-Advanced-Imaging » jj2000 » j2k » codestream » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » 6.0 JDK Modules » Java Advanced Imaging » jj2000.j2k.codestream 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * $RCSfile: PrecInfo.java,v $
003:         * $Revision: 1.1 $
004:         * $Date: 2005/02/11 05:02:00 $
005:         * $State: Exp $
006:         *
007:         * Class:                   PrecInfo
008:         *
009:         * Description:             Keeps information about a precinct
010:         *
011:         * COPYRIGHT:
012:         * 
013:         * This software module was originally developed by Raphaël Grosbois and
014:         * Diego Santa Cruz (Swiss Federal Institute of Technology-EPFL); Joel
015:         * Askelöf (Ericsson Radio Systems AB); and Bertrand Berthelot, David
016:         * Bouchard, Félix Henry, Gerard Mozelle and Patrice Onno (Canon Research
017:         * Centre France S.A) in the course of development of the JPEG2000
018:         * standard as specified by ISO/IEC 15444 (JPEG 2000 Standard). This
019:         * software module is an implementation of a part of the JPEG 2000
020:         * Standard. Swiss Federal Institute of Technology-EPFL, Ericsson Radio
021:         * Systems AB and Canon Research Centre France S.A (collectively JJ2000
022:         * Partners) agree not to assert against ISO/IEC and users of the JPEG
023:         * 2000 Standard (Users) any of their rights under the copyright, not
024:         * including other intellectual property rights, for this software module
025:         * with respect to the usage by ISO/IEC and Users of this software module
026:         * or modifications thereof for use in hardware or software products
027:         * claiming conformance to the JPEG 2000 Standard. Those intending to use
028:         * this software module in hardware or software products are advised that
029:         * their use may infringe existing patents. The original developers of
030:         * this software module, JJ2000 Partners and ISO/IEC assume no liability
031:         * for use of this software module or modifications thereof. No license
032:         * or right to this software module is granted for non JPEG 2000 Standard
033:         * conforming products. JJ2000 Partners have full right to use this
034:         * software module for his/her own purpose, assign or donate this
035:         * software module to any third party and to inhibit third parties from
036:         * using this software module for non JPEG 2000 Standard conforming
037:         * products. This copyright notice must be included in all copies or
038:         * derivative works of this software module.
039:         * 
040:         * Copyright (c) 1999/2000 JJ2000 Partners.
041:         * */
042:        package jj2000.j2k.codestream;
043:
044:        /** 
045:         * Class that holds precinct coordinates and references to contained
046:         * code-blocks in each subband. 
047:         * */
048:        public class PrecInfo {
049:
050:            /** Precinct horizontal upper-left coordinate in the reference grid */
051:            public int rgulx;
052:
053:            /** Precinct vertical upper-left coordinate in the reference grid */
054:            public int rguly;
055:
056:            /** Precinct width reported in the reference grid */
057:            public int rgw;
058:
059:            /** Precinct height reported in the reference grid */
060:            public int rgh;
061:
062:            /** Precinct horizontal upper-left coordinate in the corresponding
063:             * resolution level*/
064:            public int ulx;
065:
066:            /** Precinct vertical upper-left coordinate in the corresponding
067:             * resolution level*/
068:            public int uly;
069:
070:            /** Precinct width in the corresponding resolution level */
071:            public int w;
072:
073:            /** Precinct height in the corresponding resolution level */
074:            public int h;
075:
076:            /** Resolution level index */
077:            public int r;
078:
079:            /** Code-blocks belonging to this precinct in each subbands of the
080:             * resolution level */
081:            public CBlkCoordInfo[][][] cblk;
082:
083:            /** Number of code-blocks in each subband belonging to this precinct */
084:            public int[] nblk;
085:
086:            /** 
087:             * Class constructor.
088:             *
089:             * @param r Resolution level index.
090:             * @param ulx Precinct horizontal offset.
091:             * @param uly Precinct vertical offset.
092:             * @param w Precinct width.
093:             * @param h Precinct height.
094:             * @param rgulx Precinct horizontal offset in the image reference grid.
095:             * @param rguly Precinct horizontal offset in the image reference grid.
096:             * @param rgw Precinct width in the reference grid.
097:             * @param rgh Precinct height in the reference grid.
098:             * */
099:            public PrecInfo(int r, int ulx, int uly, int w, int h, int rgulx,
100:                    int rguly, int rgw, int rgh) {
101:                this .r = r;
102:                this .ulx = ulx;
103:                this .uly = uly;
104:                this .w = w;
105:                this .h = h;
106:                this .rgulx = rgulx;
107:                this .rguly = rguly;
108:                this .rgw = rgw;
109:                this .rgh = rgh;
110:
111:                if (r == 0) {
112:                    cblk = new CBlkCoordInfo[1][][];
113:                    nblk = new int[1];
114:                } else {
115:                    cblk = new CBlkCoordInfo[4][][];
116:                    nblk = new int[4];
117:                }
118:            }
119:
120:            /** 
121:             * Returns PrecInfo object information in a String
122:             *
123:             * @return PrecInfo information 
124:             * */
125:            public String toString() {
126:                return "ulx=" + ulx + ",uly=" + uly + ",w=" + w + ",h=" + h
127:                        + ",rgulx=" + rgulx + ",rguly=" + rguly + ",rgw=" + rgw
128:                        + ",rgh=" + rgh;
129:            }
130:        }
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