svn-gvsig-desktop / tags / v1_1_1_Build_1016 / libraries / libjni-ecw / include / NCSJP2Box.h @ 33925
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1 | 3538 | nacho | /********************************************************
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2 | ** Copyright 2002 Earth Resource Mapping Ltd.
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3 | ** This document contains proprietary source code of
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4 | ** Earth Resource Mapping Ltd, and can only be used under
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5 | ** one of the three licenses as described in the
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6 | ** license.txt file supplied with this distribution.
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7 | ** See separate license.txt file for license details
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8 | ** and conditions.
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9 | **
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10 | ** This software is covered by US patent #6,442,298,
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11 | ** #6,102,897 and #6,633,688. Rights to use these patents
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12 | ** is included in the license agreements.
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13 | **
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14 | ** FILE: $Archive: /NCS/Source/include/NCSJP2Box.h $
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15 | ** CREATED: 28/11/2002 3:27:34 PM
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16 | ** AUTHOR: Simon Cope
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17 | ** PURPOSE: CNCSJP2Box class header
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18 | ** EDITS: [xx] ddMmmyy NAME COMMENTS
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19 | *******************************************************/
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20 | |||
21 | #ifndef NCSJP2BOX_H
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22 | #define NCSJP2BOX_H
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23 | |||
24 | |||
25 | // Our own 64bit IOSTREAM class
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26 | #ifndef NCSJPCIOSTREAM_H
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27 | #include "NCSJPCIOStream.h" |
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28 | #endif // NCSJPCIOSTREAM_H |
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29 | |||
30 | // STD list template
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31 | #include <list> |
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32 | |||
33 | |||
34 | |||
35 | /**
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36 | * CNCSJP2Box class - the basic JP2 file box.
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37 | *
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38 | * @author Simon Cope
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39 | * @version $Revision$ $Author$ $Date$
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40 | */
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41 | class NCSJPC_EXPORT_ALL CNCSJP2Box { |
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42 | public:
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43 | /** A list of boxes. */
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44 | typedef std::vector<CNCSJP2Box *> CNCSJP2BoxList;
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45 | |||
46 | /** Absolute file Offset to the Box in bytes */
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47 | UINT64 m_nBoxOffset; |
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48 | /** Length of this box in bytes. */
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49 | UINT64 m_nXLBox; |
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50 | /** Type of box, 4 char code stored in a UINT32. */
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51 | UINT32 m_nTBox; |
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52 | /** Absolute file Offset to the DBox in bytes */
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53 | UINT64 m_nDBoxOffset; |
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54 | /** Length of box data in bytes */
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55 | UINT64 m_nLDBox; |
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56 | /** We have parsed this box */
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57 | bool m_bHaveBox;
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58 | /** This box is valid */
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59 | bool m_bValid;
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60 | /** Is a superbox */
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61 | bool m_bIsSuperBox;
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62 | /** Box(es) that must preceed this one in the file */
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63 | CNCSJP2BoxList m_Prev; |
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64 | /** Box(es) that must proceed this one in the file */
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65 | CNCSJP2BoxList m_Next; |
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66 | |||
67 | |||
68 | /** Default constructor for a box. Initialises members */
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69 | CNCSJP2Box(); |
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70 | /** Copy constructor for a box. Initialises members */
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71 | CNCSJP2Box(const CNCSJP2Box &s);
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72 | /** Virtual destructor for a box. Releases members */
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73 | virtual ~CNCSJP2Box(); |
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74 | |||
75 | /**
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76 | * Set which Box(es) preceed this one in the file
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77 | * @param pFirst NULL terminated varargs list of boxes that must preceed this one
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78 | * @return CNCSError NCS_SUCCESS, or Error code on failure.
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79 | */
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80 | virtual CNCSError SetPrevBoxes(CNCSJP2Box *pFirst, ...); |
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81 | /**
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82 | * Set which Box(es) proceed this one in the file
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83 | * @param pFirst NULL terminated varargs list of boxes that must proceed this one
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84 | * @return CNCSError NCS_SUCCESS, or Error code on failure.
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85 | */
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86 | virtual CNCSError SetNextBoxes(CNCSJP2Box *pFirst, ...); |
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87 | |||
88 | /**
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89 | * Update the extended length of the box before writing
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90 | */
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91 | virtual void UpdateXLBox(void); |
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92 | /**
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93 | * Parse the base box from the JP2 file.
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94 | * @param JP2File JP2 file being parsed
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95 | * @param Stream IOStream to use to parse file.
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96 | * @return CNCSError NCS_SUCCESS, or Error code on failure.
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97 | */
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98 | virtual CNCSError Parse(class CNCSJP2File &JP2File, CNCSJPCIOStream &Stream); |
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99 | /**
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100 | * UnParse the box to the JP2 file.
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101 | * @param JP2File JP2 file being parsed
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102 | * @param Stream IOStream to use to parse file.
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103 | * @return CNCSError NCS_SUCCESS, or Error code on failure.
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104 | */
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105 | virtual CNCSError UnParse(class CNCSJP2File &JP2File, CNCSJPCIOStream &Stream); |
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106 | |||
107 | /**
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108 | * assignment operator
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109 | * @param s Source CNCSJP2Box
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110 | * @return CNCSJP2Box& Reference to post-assigned CNCSJP2Box
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111 | */
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112 | CNCSJP2Box& operator=(const CNCSJP2Box& s) {
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113 | m_nBoxOffset = s.m_nBoxOffset; |
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114 | m_nXLBox = s.m_nXLBox; |
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115 | m_nTBox = s.m_nTBox; |
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116 | m_nDBoxOffset = s.m_nDBoxOffset; |
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117 | m_nLDBox = s.m_nLDBox; |
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118 | m_bHaveBox = s.m_bHaveBox; |
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119 | m_bValid = s.m_bValid; |
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120 | return(*this);
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121 | }; |
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122 | }; |
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123 | |||
124 | #endif // !NCSJP2BOX_H |