svn-gvsig-desktop / tags / v1_0_2_Build_904 / libraries / libjni-ecw / include / NCSJPCSIZMarker.h @ 43469
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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/NCSJPCSIZMarker.h $
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15 | ** CREATED: 05/12/2002 3:27:34 PM
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16 | ** AUTHOR: Simon Cope
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17 | ** PURPOSE: CNCSJPCSIZMarker class header
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18 | ** EDITS: [xx] ddMmmyy NAME COMMENTS
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19 | *******************************************************/
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20 | |||
21 | #ifndef NCSJPCSIZMARKER_H
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22 | #define NCSJPCSIZMARKER_H
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23 | |||
24 | #include "NCSJPCMarker.h" |
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25 | #include "NCSJPCComponentDepthType.h" |
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26 | |||
27 | /**
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28 | * CNCSJPCSIZMarker class - the JPC SIZ marker.
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29 | *
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30 | * @author Simon Cope
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31 | * @version $Revision$ $Author$ $Date$
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32 | */
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33 | class NCSJPC_EXPORT_ALL CNCSJPCSIZMarker: public CNCSJPCMarker { |
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34 | public:
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35 | /** Information for each component in the image */
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36 | class NCSJPC_EXPORT_ALL ComponentInfo: public CNCSJPCComponentDepthType { |
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37 | public:
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38 | /** Horizontal separation of a sample of component WRT reference grid */
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39 | UINT8 m_nXRsiz; |
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40 | /** Vertical separation of a sample of component WRT reference grid */
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41 | UINT8 m_nYRsiz; |
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42 | |||
43 | /** Default constructor */
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44 | ComponentInfo(); |
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45 | /** virtual destructor */
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46 | virtual ~ComponentInfo(); |
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47 | /**
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48 | * Parse from the JPC codestream.
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49 | * @param JPC CNCSJPC to use to parse file.
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50 | * @param Stream IOStream to use to parse file.
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51 | * @return CNCSError NCS_SUCCESS, or Error code on failure.
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52 | */
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53 | virtual CNCSError Parse(class CNCSJPC &JPC, CNCSJPCIOStream &Stream); |
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54 | /**
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55 | * UnParse to the JPC codestream.
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56 | * @param Stream IOStream to use to parse file.
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57 | * @param JPC CNCSJPC to use to parse file.
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58 | * @return CNCSError NCS_SUCCESS, or Error code on failure.
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59 | */
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60 | virtual CNCSError UnParse(class CNCSJPC &JPC, CNCSJPCIOStream &Stream); |
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61 | }; |
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62 | |||
63 | /** Capabilities required to read this codestream */
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64 | UINT16 m_nRsiz; |
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65 | /** Width of the reference grid */
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66 | UINT32 m_nXsiz; |
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67 | /** Height of the reference grid */
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68 | UINT32 m_nYsiz; |
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69 | /** Horizontal offset to left of image within the grid */
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70 | UINT32 m_nXOsiz; |
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71 | /** Vertical offset to top of image within the grid */
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72 | UINT32 m_nYOsiz; |
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73 | /** Width of one reference tile wrt the reference grid */
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74 | UINT32 m_nXTsiz; |
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75 | /** Height of one reference tile wrt the reference grid */
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76 | UINT32 m_nYTsiz; |
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77 | /** Horizontal offset to the left of first tile within the grid */
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78 | UINT32 m_nXTOsiz; |
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79 | /** Vertical offset to the top of first tile within the grid */
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80 | UINT32 m_nYTOsiz; |
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81 | /** Number of components in the image */
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82 | UINT16 m_nCsiz; |
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83 | /** Component info */
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84 | std::vector<ComponentInfo> m_Components; |
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85 | |||
86 | /** Default constructor, initialises members */
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87 | CNCSJPCSIZMarker(); |
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88 | /** Virtual destructor */
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89 | virtual ~CNCSJPCSIZMarker(); |
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90 | |||
91 | /**
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92 | * Parse the marker from the JPC codestream.
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93 | * @param JPC CNCSJPC to use to parse file.
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94 | * @param Stream IOStream to use to parse file.
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95 | * @return CNCSError NCS_SUCCESS, or Error code on failure.
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96 | */
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97 | virtual CNCSError Parse(class CNCSJPC &JPC, CNCSJPCIOStream &Stream); |
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98 | /**
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99 | * UnParse the marker to the JPC codestream.
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100 | * @param Stream IOStream to use to parse file.
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101 | * @param JPC CNCSJPC to use to parse file.
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102 | * @return CNCSError NCS_SUCCESS, or Error code on failure.
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103 | */
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104 | virtual CNCSError UnParse(class CNCSJPC &JPC, CNCSJPCIOStream &Stream); |
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105 | |||
106 | /**
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107 | * Get X0, the component top left in reference grid
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108 | * @param INT32 Component Index
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109 | * @return INT32 Component coordinate
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110 | */
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111 | INT32 GetComponentX0(INT32 iComponent); |
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112 | /**
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113 | * Get X1, the component bottom right in reference grid
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114 | * @param INT32 Component Index
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115 | * @return INT32 Component coordinate
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116 | */
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117 | INT32 GetComponentX1(INT32 iComponent); |
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118 | /**
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119 | * Get Y0, the component top left in reference grid
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120 | * @param INT32 Component Index
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121 | * @return INT32 Component coordinate
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122 | */
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123 | INT32 GetComponentY0(INT32 iComponent); |
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124 | /**
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125 | * Get Y1, the component bottom right in reference grid
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126 | * @param INT32 Component Index
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127 | * @return INT32 Component coordinate
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128 | */
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129 | INT32 GetComponentY1(INT32 iComponent); |
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130 | /**
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131 | * Get the component width in reference grid
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132 | * @param INT32 Component Index
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133 | * @return INT32 Component width
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134 | */
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135 | INT32 GetComponentWidth(INT32 iComponent); |
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136 | /**
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137 | * Get the component height in reference grid
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138 | * @param INT32 Component Index
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139 | * @return INT32 Component height
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140 | */
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141 | INT32 GetComponentHeight(INT32 iComponent); |
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142 | |||
143 | /**
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144 | * Get the number of tile across the image
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145 | * @return INT32 Number of tiles across image
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146 | */
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147 | INT32 GetNumXTiles(); |
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148 | /**
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149 | * Get the number of tile down the image
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150 | * @return INT32 Number of tiles down image
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151 | */
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152 | INT32 GetNumYTiles(); |
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153 | |||
154 | /**
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155 | * Get the Tile P index from the tile index
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156 | * @param INT32 Tile Index
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157 | * @return INT32 Tile P Index
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158 | */
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159 | INT32 GetTilePFromIndex(INT32 iIndex); |
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160 | /**
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161 | * Get the Tile Q index from the tile index
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162 | * @param INT32 Tile Index
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163 | * @return INT32 Tile Q Index
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164 | */
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165 | INT32 GetTileQFromIndex(INT32 iIndex); |
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166 | /**
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167 | * Get the Tile Index from the tile PQ index
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168 | * @param INT32 Tile P Index
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169 | * @param INT32 Tile Q Index
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170 | * @return INT32 Tile Index
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171 | */
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172 | INT32 GetTileIndexFromPQ(INT32 iPIndex, INT32 iQIndex); |
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173 | }; |
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174 | |||
175 | |||
176 | #endif // !NCSJPCSIZMARKER_H |