svn-gvsig-desktop / branches / v1_0_2 / libraries / libjni-ecwcompress / include / include-sdk / NCSJPCMainHeader.h @ 39946
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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/NCSJPCMainHeader.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: CNCSJPCMainHeader class header
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18 | ** EDITS: [xx] ddMmmyy NAME COMMENTS
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19 | *******************************************************/
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20 | |||
21 | #ifndef NCSJPCMAINHEADER_H
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22 | #define NCSJPCMAINHEADER_H
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23 | |||
24 | #include "NCSJPCTypes.h" |
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25 | #include "NCSJPCMarker.h" |
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26 | #include "NCSJPCSOCMarker.h" |
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27 | #include "NCSJPCSIZMarker.h" |
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28 | #include "NCSJPCCODMarker.h" |
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29 | #include "NCSJPCCOCMarker.h" |
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30 | #include "NCSJPCEOCMarker.h" |
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31 | #include "NCSJPCQCDMarker.h" |
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32 | #include "NCSJPCQCCMarker.h" |
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33 | #include "NCSJPCRGNMarker.h" |
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34 | #include "NCSJPCPOCMarker.h" |
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35 | #include "NCSJPCTLMMarker.h" |
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36 | #include "NCSJPCPLMMarker.h" |
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37 | #include "NCSJPCPPMMarker.h" |
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38 | #include "NCSJPCCRGMarker.h" |
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39 | #include "NCSJPCCOMMarker.h" |
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40 | #include "NCSJPCTypes.h" |
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41 | |||
42 | /**
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43 | * CNCSJPCMainHeader class - the JPC codestream Main Header.
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44 | *
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45 | * @author Simon Cope
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46 | * @version $Revision$ $Author$ $Date$
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47 | */
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48 | class NCSJPC_EXPORT_ALL CNCSJPCMainHeader { |
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49 | public:
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50 | /** Main header is valid */
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51 | bool m_bValid;
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52 | |||
53 | /** SOC start of codestream Marker - required */
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54 | CNCSJPCSOCMarker m_SOC; |
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55 | /** SIZ image size Marker - required */
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56 | CNCSJPCSIZMarker m_SIZ; |
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57 | /** COD coding style default Marker - required */
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58 | CNCSJPCCODMarker m_COD; |
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59 | /** QCD quantization default Marker - required */
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60 | CNCSJPCQCDMarker m_QCD; |
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61 | /** EOC end of codestream Marker - required */
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62 | CNCSJPCEOCMarker m_EOC; |
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63 | /** RGN markers */
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64 | std::vector<CNCSJPCRGNMarker> m_RGNs; |
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65 | |||
66 | /** Any progression order changes
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67 | * NOTE: this over-rides any progression in a tile-part COD marker
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68 | */
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69 | CNCSJPCPOCMarker m_POC; |
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70 | /** TLM markers */
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71 | std::vector<CNCSJPCTLMMarker> m_TLMs; |
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72 | /** PLM markers */
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73 | std::vector<CNCSJPCPLMMarker> m_PLMs; |
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74 | /** PPM markers */
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75 | std::vector<CNCSJPCPPMMarker> m_PPMs; |
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76 | /** Are the PPM's from the file or dynamically created? */
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77 | bool m_bFilePPMs;
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78 | |||
79 | /** CRG component registration - optional */
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80 | CNCSJPCCRGMarker m_CRG; |
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81 | /** COM Marker - compression only */
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82 | CNCSJPCCOMMarker m_COM; |
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83 | |||
84 | /** Default constructor, initialises members */
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85 | CNCSJPCMainHeader(); |
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86 | /** Virtual destructor */
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87 | virtual ~CNCSJPCMainHeader(); |
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88 | |||
89 | /**
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90 | * Parse the marker from the JPC codestream.
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91 | * @param JPC CNCSJPC to use to parse file.
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92 | * @param Stream IOStream to use to parse file.
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93 | * @return CNCSError NCS_SUCCESS, or Error code on failure.
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94 | */
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95 | virtual CNCSError Parse(class CNCSJPC &JPC, CNCSJPCIOStream &Stream); |
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96 | /**
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97 | * UnParse the marker to the JPC codestream.
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98 | * @param Stream IOStream to use to parse file.
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99 | * @param JPC CNCSJPC to use to parse file.
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100 | * @return CNCSError NCS_SUCCESS, or Error code on failure.
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101 | */
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102 | virtual CNCSError UnParse(class CNCSJPC &JPC, CNCSJPCIOStream &Stream); |
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103 | |||
104 | /**
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105 | * Get X0, the component top left in reference grid
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106 | * @param INT32 Component Index
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107 | * @return INT32 Component coordinate
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108 | */
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109 | INT32 GetComponentX0(INT32 iComponent); |
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110 | /**
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111 | * Get X1, the component bottom right in reference grid
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112 | * @param INT32 Component Index
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113 | * @return INT32 Component coordinate
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114 | */
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115 | INT32 GetComponentX1(INT32 iComponent); |
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116 | /**
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117 | * Get Y0, the component top left in reference grid
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118 | * @param INT32 Component Index
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119 | * @return INT32 Component coordinate
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120 | */
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121 | INT32 GetComponentY0(INT32 iComponent); |
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122 | /**
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123 | * Get Y1, the component bottom right in reference grid
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124 | * @param INT32 Component Index
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125 | * @return INT32 Component coordinate
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126 | */
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127 | INT32 GetComponentY1(INT32 iComponent); |
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128 | /**
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129 | * Get the component width in reference grid
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130 | * @param INT32 Component Index
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131 | * @return INT32 Component width
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132 | */
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133 | INT32 GetComponentWidth(INT32 iComponent); |
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134 | /**
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135 | * Get the component height in reference grid
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136 | * @param INT32 Component Index
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137 | * @return INT32 Component height
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138 | */
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139 | INT32 GetComponentHeight(INT32 iComponent); |
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140 | |||
141 | /**
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142 | * Get the number of tile across the image
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143 | * @return INT32 Number of tiles across image
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144 | */
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145 | INT32 GetNumXTiles(); |
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146 | /**
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147 | * Get the number of tile down the image
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148 | * @return INT32 Number of tiles down image
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149 | */
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150 | INT32 GetNumYTiles(); |
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151 | /**
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152 | * Get the Tile P index from the tile index
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153 | * @param INT32 Tile Index, >= 0
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154 | * @return INT32 X of the tile, >= 0
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155 | */
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156 | INT32 GetTilePFromIndex(INT32 iIndex); |
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157 | /**
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158 | * Get the Tile Q index from the tile index
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159 | * @param INT32 Tile Index, >= 0
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160 | * @return INT32 Y of the tile, >= 0
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161 | */
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162 | INT32 GetTileQFromIndex(INT32 iIndex); |
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163 | /**
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164 | * Get the Tile Index from the tile PQ index
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165 | * @param INT32 Tile P Index
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166 | * @param INT32 Tile Q Index
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167 | * @return INT32 Tile Index
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168 | */
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169 | INT32 GetTileIndexFromPQ(INT32 iPIndex, INT32 iQIndex); |
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170 | |||
171 | /** Tmp directory for encoding */
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172 | char *m_pTmpDir;
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173 | |||
174 | /** Encoder PLT Stream - holds all packet lengths during encoding */
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175 | CNCSJPCIOStream *m_pEncoderPLTFile; |
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176 | /** Encoder Resolution Packet Offset temp files */
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177 | CNCSJPCIOStream *m_pEncoderOffsetFile; |
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178 | /** Encoder Resolution Packet temp files */
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179 | CNCSJPCIOStreamVector m_EncoderFiles; |
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180 | |||
181 | bool OpenEncoderFiles(bool bWrite); |
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182 | bool CloseEncoderFiles(bool bDelete); |
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183 | |||
184 | protected:
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185 | friend class CNCSJPCTilePartHeader; |
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186 | friend class CNCSJP2File; |
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187 | /** CodingStyle for each component */
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188 | std::vector<CNCSJPCCODMarker> m_CodingStyles; |
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189 | /** QuantizationStyle for each component */
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190 | std::vector<CNCSJPCQCDMarker> m_QuantizationStyles; |
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191 | }; |
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192 | |||
193 | |||
194 | |||
195 | #endif // !NCSJPCMAINHEADER_H |