001/*
002 * $RCSfile: FilterTypes.java,v $
003 * $Revision: 1.1 $
004 * $Date: 2005/02/11 05:02:27 $
005 * $State: Exp $
006 *
007 * Class:                   FilterTypes
008 *
009 * Description:             Defines the interface for Filter types
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;
050
051/**
052 * This interface defines the identifiers for the different types of
053 * filters that are supported.
054 *
055 * <P>The identifier values are the same as those used in the codestream
056 * syntax, for the filters that are defined in the standard.
057 *
058 */
059public interface FilterTypes {
060
061    /** W7x9 filter: 0x00 */
062    public final static int W9X7 = 0;
063
064    /** W5x3 filter: 0x01 */
065    public final static int W5X3 = 1;
066
067    /** User-defined filter: -1 */
068    public final static int CUSTOM = -1;
069}