001/*
002 * $RCSfile: InvWTData.java,v $
003 * $Revision: 1.1 $
004 * $Date: 2005/02/11 05:02:32 $
005 * $State: Exp $
006 *
007 * Class:                   InvWTData
008 *
009 * Description:             <short description of class>
010 *
011 *
012 *
013 * COPYRIGHT:
014 *
015 * This software module was originally developed by Raphaël Grosbois and
016 * Diego Santa Cruz (Swiss Federal Institute of Technology-EPFL); Joel
017 * Askelöf (Ericsson Radio Systems AB); and Bertrand Berthelot, David
018 * Bouchard, Félix Henry, Gerard Mozelle and Patrice Onno (Canon Research
019 * Centre France S.A) in the course of development of the JPEG2000
020 * standard as specified by ISO/IEC 15444 (JPEG 2000 Standard). This
021 * software module is an implementation of a part of the JPEG 2000
022 * Standard. Swiss Federal Institute of Technology-EPFL, Ericsson Radio
023 * Systems AB and Canon Research Centre France S.A (collectively JJ2000
024 * Partners) agree not to assert against ISO/IEC and users of the JPEG
025 * 2000 Standard (Users) any of their rights under the copyright, not
026 * including other intellectual property rights, for this software module
027 * with respect to the usage by ISO/IEC and Users of this software module
028 * or modifications thereof for use in hardware or software products
029 * claiming conformance to the JPEG 2000 Standard. Those intending to use
030 * this software module in hardware or software products are advised that
031 * their use may infringe existing patents. The original developers of
032 * this software module, JJ2000 Partners and ISO/IEC assume no liability
033 * for use of this software module or modifications thereof. No license
034 * or right to this software module is granted for non JPEG 2000 Standard
035 * conforming products. JJ2000 Partners have full right to use this
036 * software module for his/her own purpose, assign or donate this
037 * software module to any third party and to inhibit third parties from
038 * using this software module for non JPEG 2000 Standard conforming
039 * products. This copyright notice must be included in all copies or
040 * derivative works of this software module.
041 *
042 * Copyright (c) 1999/2000 JJ2000 Partners.
043 *
044 *
045 *
046 */
047
048
049package jj2000.j2k.wavelet.synthesis;
050
051/**
052 * This interface extends the MultiResImgData interface with the methods that
053 * are necessary for inverse wavelet data (i.e. data that is the source to an
054 * inverse wavlet trasnform).
055 * */
056public interface InvWTData extends MultiResImgData {
057
058    /**
059     * Returns the subband tree, for the specified tile-component. This method
060     * returns the root element of the subband tree structure, see 'Subband'
061     * and 'SubbandSyn'. The tree comprises all the available resolution
062     * levels.
063     *
064     * @param t The index of the tile, from 0 to T-1.
065     *
066     * @param c The index of the component, from 0 to C-1.
067     *
068     * @return The root of the tree structure.
069     * */
070    public SubbandSyn getSynSubbandTree(int t,int c);
071
072    /**
073     * Returns the horizontal code-block partition origin. Allowable values
074     * are 0 and 1, nothing else.
075     * */
076    public int getCbULX();
077
078    /**
079     * Returns the vertical code-block partition origin Allowable values are 0
080     * and 1, nothing else.
081     * */
082    public int getCbULY();
083}