svn-gvsig-desktop / branches / v2_0_0_prep / libraries / libRaster_io / src / org / gvsig / fmap / dal / coverage / dataset / io / GdalWriter.java @ 29713
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1 | 28287 | nbrodin | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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2 | *
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3 | * Copyright (C) 2006 IVER T.I. and Generalitat Valenciana.
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4 | *
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5 | * This program is free software; you can redistribute it and/or
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6 | * modify it under the terms of the GNU General Public License
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7 | * as published by the Free Software Foundation; either version 2
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8 | * of the License, or (at your option) any later version.
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9 | *
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10 | * This program is distributed in the hope that it will be useful,
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 | * GNU General Public License for more details.
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14 | *
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15 | * You should have received a copy of the GNU General Public License
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16 | * along with this program; if not, write to the Free Software
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17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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18 | */
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19 | package org.gvsig.fmap.dal.coverage.dataset.io; |
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20 | |||
21 | import java.awt.geom.AffineTransform; |
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22 | import java.awt.geom.Point2D; |
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23 | import java.io.IOException; |
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24 | import java.util.ArrayList; |
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25 | |||
26 | import org.cresques.cts.IProjection; |
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27 | import org.gvsig.fmap.dal.coverage.dataset.io.features.BMPFeatures; |
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28 | import org.gvsig.fmap.dal.coverage.dataset.io.features.GTiffFeatures; |
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29 | import org.gvsig.fmap.dal.coverage.dataset.io.features.HFAFeatures; |
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30 | import org.gvsig.fmap.dal.coverage.dataset.io.features.IDRISIFeatures; |
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31 | import org.gvsig.fmap.dal.coverage.dataset.io.features.ILWIS_MprFeatures; |
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32 | import org.gvsig.fmap.dal.coverage.dataset.io.features.PNM_PgmFeatures; |
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33 | import org.gvsig.fmap.dal.coverage.dataset.io.features.PNM_PpmFeatures; |
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34 | import org.gvsig.raster.RasterLibrary; |
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35 | import org.gvsig.raster.buffer.RasterBuffer; |
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36 | import org.gvsig.raster.dataset.GeoRasterWriter; |
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37 | import org.gvsig.raster.dataset.IDataWriter; |
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38 | import org.gvsig.raster.dataset.NotSupportedExtensionException; |
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39 | import org.gvsig.raster.dataset.Params; |
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40 | import org.gvsig.raster.dataset.RasterDataset; |
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41 | import org.gvsig.raster.dataset.WriteFileFormatFeatures; |
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42 | import org.gvsig.raster.dataset.Params.Param; |
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43 | import org.gvsig.raster.dataset.properties.DatasetColorInterpretation; |
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44 | import org.gvsig.raster.dataset.serializer.RmfSerializerException; |
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45 | import org.gvsig.raster.process.RasterTask; |
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46 | import org.gvsig.raster.process.RasterTaskQueue; |
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47 | import org.gvsig.raster.util.RasterUtilities; |
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48 | import org.gvsig.tools.ToolsLocator; |
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49 | import org.gvsig.tools.extensionpoint.ExtensionPoint; |
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50 | import org.gvsig.tools.extensionpoint.ExtensionPointManager; |
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51 | |||
52 | import es.gva.cit.jecwcompress.EcwException; |
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53 | import es.gva.cit.jgdal.Gdal; |
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54 | import es.gva.cit.jgdal.GdalBuffer; |
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55 | import es.gva.cit.jgdal.GdalException; |
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56 | import es.gva.cit.jgdal.GdalRasterBand; |
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57 | import es.gva.cit.jgdal.GeoTransform; |
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58 | |||
59 | |||
60 | /**
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61 | * Driver para la escritura a trav?s de Gdal.
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62 | * Puede exportar un fichero de un formato a otro desde un GeoRasterFile
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63 | * en cualquier formato soportado por la lectura a un formato que este incluido
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64 | * en la lista supportedDrv.
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65 | *
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66 | * Puede salvar a disco en un formato que este incluido en la lista supportedDrv
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67 | * obteniendo los datos que van siendo servidos desde el cliente. Este cliente
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68 | * debe implementar un IDataWriter o tener un objeto que lo implemente. Inicialmente
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69 | * le pasar? los par?metros de la imagen de salida y cuando el driver comience a
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70 | * escribir le ir? solicitando m?s a trav?s del m?todo readData de IDataWriter.
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71 | * El cliente ser? el que lleve el control de lo que va sirviendo y lo que le queda
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72 | * por servir.
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73 | * @author Nacho Brodin (nachobrodin@gmail.com)
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74 | */
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75 | public class GdalWriter extends GeoRasterWriter { |
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76 | |||
77 | public static void register() { |
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78 | 28445 | nbrodin | ExtensionPointManager extensionPoints = ToolsLocator.getExtensionPointManager(); |
79 | ExtensionPoint point = extensionPoints.get("RasterWriter");
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80 | 28287 | nbrodin | |
81 | point.append("tif", "", GdalWriter.class); |
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82 | fileFeature.put("tif", new GTiffFeatures()); |
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83 | |||
84 | point.append("img", "", GdalWriter.class); |
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85 | fileFeature.put("img", new HFAFeatures()); |
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86 | |||
87 | point.append("bmp", "", GdalWriter.class); |
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88 | fileFeature.put("bmp", new BMPFeatures()); |
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89 | |||
90 | point.append("pgm", "", GdalWriter.class); |
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91 | fileFeature.put("pgm", new PNM_PgmFeatures()); |
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92 | |||
93 | point.append("ppm", "", GdalWriter.class); |
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94 | fileFeature.put("ppm", new PNM_PpmFeatures()); |
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95 | |||
96 | point.append("mpl", "", GdalWriter.class); |
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97 | fileFeature.put("mpl", new ILWIS_MprFeatures()); |
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98 | |||
99 | point.append("rst", "", GdalWriter.class); |
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100 | fileFeature.put("rst", new IDRISIFeatures()); |
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101 | |||
102 | //La exportaci?n no es correcta del todo
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103 | //point.register("rmf", GdalWriter.class);
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104 | //fileFeature.put("rmf", new RMFFeatures());
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105 | |||
106 | //No salva datos. Siempre sale negra la imagen
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107 | //point.register("aux", GdalWriter.class);
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108 | //fileFeature.put("aux", new PAuxFeatures());
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109 | } |
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110 | |||
111 | private es.gva.cit.jgdal.GdalDriver drv;
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112 | private Gdal dstDataset = null; |
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113 | private GdalRasterBand rband = null; |
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114 | private GeoTransform geot = null; //Datos de georeferenciaci?n |
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115 | //private OGRSpatialReference oSRS; //Datos de proyecci?n
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116 | private GdalBuffer[] bufBands = null; |
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117 | private int nBlocks = 0; //N?mero de bloques en Y en el que se divide la imagen para escribir |
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118 | private int anchoResto = 0; //Tama?o del ?ltimo bloque de la imagen. |
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119 | private boolean write = true; //Cuando est? a true se puede escribir en la imagen de salida. Si est? a false el proceso es interrumpido |
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120 | private int dataType = RasterBuffer.TYPE_UNDEFINED; |
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121 | |||
122 | /**
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123 | * Carga los par?metros de este driver.
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124 | */
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125 | public void loadParams(String ident) { |
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126 | WriteFileFormatFeatures wfff = (WriteFileFormatFeatures)fileFeature.get(ident); |
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127 | wfff.loadParams(); |
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128 | driverParams = wfff.getParams(); |
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129 | } |
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130 | |||
131 | /**
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132 | * Constructor para la obtenci?n de par?metros del driver
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133 | * @param drvType Tipo de driver
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134 | */
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135 | public GdalWriter(String fileName) { |
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136 | ident = RasterUtilities.getExtensionFromFileName(fileName); |
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137 | driver = ((WriteFileFormatFeatures)fileFeature.get(ident)).getDriverName(); |
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138 | |||
139 | loadParams(ident); |
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140 | } |
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141 | |||
142 | /**
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143 | * Constructor para salvar datos servidos por el cliente
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144 | * @param dataWriter Objeto servidor de datos para el driver de escritura
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145 | * @param outFilename Fichero de salida
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146 | * @param blockSize Tama?o de bloque
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147 | * @param Extent extent
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148 | * @param compresion Compresi?n si la tiene
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149 | * @param outSizeX Tama?o de salida en X
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150 | * @param outSizeY Tama?o de salida en Y
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151 | * @param dataType Tipo de dato
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152 | * @throws GdalException
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153 | * @throws IOException
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154 | */
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155 | public GdalWriter( IDataWriter dataWriter,
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156 | String outFileName,
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157 | Integer nBands,
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158 | AffineTransform at,
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159 | Integer outSizeX,
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160 | Integer outSizeY,
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161 | Integer dataType,
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162 | Params params, |
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163 | IProjection proj) throws GdalException, IOException { |
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164 | this(dataWriter, outFileName, nBands, at, outSizeX, outSizeY, dataType, params, proj, new Boolean(true)); |
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165 | } |
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166 | |||
167 | /**
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168 | * Constructor para salvar datos servidos por el cliente
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169 | * @param dataWriter Objeto servidor de datos para el driver de escritura
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170 | * @param outFilename Fichero de salida
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171 | * @param blockSize Tama?o de bloque
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172 | * @param Extent extent
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173 | * @param compresion Compresi?n si la tiene
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174 | * @param outSizeX Tama?o de salida en X
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175 | * @param outSizeY Tama?o de salida en Y
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176 | * @param dataType Tipo de dato
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177 | * @param geo Flag que dice si se salva con georreferenciaci?n o sin ella
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178 | * @throws GdalException
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179 | * @throws IOException
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180 | */
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181 | public GdalWriter( IDataWriter dataWriter,
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182 | String outFileName,
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183 | Integer nBands,
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184 | AffineTransform at,
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185 | Integer outSizeX,
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186 | Integer outSizeY,
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187 | Integer dataType,
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188 | Params params, |
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189 | IProjection proj, |
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190 | Boolean geo)throws GdalException, IOException { |
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191 | |||
192 | this.proj = proj;
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193 | ident = outFileName.toLowerCase().substring(outFileName.lastIndexOf(".") + 1); |
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194 | driver = ((WriteFileFormatFeatures)fileFeature.get(ident)).getDriverName(); |
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195 | this.dataType = dataType.intValue();
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196 | this.at = at;
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197 | percent = 0;
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198 | |||
199 | this.dataWriter = dataWriter;
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200 | this.outFileName = outFileName;
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201 | |||
202 | this.sizeWindowX = outSizeX.intValue();
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203 | this.sizeWindowY = outSizeY.intValue();
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204 | |||
205 | if ((sizeWindowX < 0) || (sizeWindowY < 0)) |
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206 | throw new IOException("Tama?o del fichero de salida erroneo."); |
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207 | |||
208 | this.nBands = nBands.intValue();
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209 | |||
210 | //Calculamos la georeferenciaci?n a partir del extend pasado por el cliente.
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211 | |||
212 | geot = new GeoTransform();
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213 | geot.adfgeotransform[0] = at.getTranslateX();
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214 | geot.adfgeotransform[3] = at.getTranslateY();
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215 | geot.adfgeotransform[1] = at.getScaleX();
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216 | geot.adfgeotransform[5] = at.getScaleY();
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217 | geot.adfgeotransform[2] = at.getShearX();
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218 | geot.adfgeotransform[4] = at.getShearY();
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219 | |||
220 | String outRmf = outFileName.substring(0, outFileName.lastIndexOf(".")); |
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221 | if(geo.booleanValue())
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222 | RasterUtilities.saveGeoInfo(outRmf, at, new Point2D.Double(sizeWindowX, sizeWindowY)); |
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223 | |||
224 | if(params == null) |
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225 | loadParams(ident); |
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226 | else
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227 | this.driverParams = params;
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228 | |||
229 | init(); |
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230 | } |
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231 | |||
232 | /**
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233 | * A?ade la proyecci?n Wkt con la que salvar.
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234 | * @param wkt
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235 | * @throws GdalException
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236 | */
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237 | public void setWkt(String wkt) { |
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238 | if(dstDataset != null && wkt != null && wkt.compareTo("unknown") != 0) |
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239 | try {
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240 | dstDataset.setProjection(wkt); |
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241 | } catch (GdalException e) {
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242 | System.err.println("Proyecci?n Wkt no asignada en GdalWriter"); |
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243 | return;
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244 | } |
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245 | } |
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246 | |||
247 | /**
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248 | * Asigna el tipo de driver con el que se salvar? la imagen
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249 | * @param drvType Tipo de driver
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250 | */
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251 | public void setDriverType(String drvType) { |
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252 | this.driver = drvType;
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253 | } |
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254 | |||
255 | /**
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256 | * Creaci?n del dataset de destino.
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257 | * @throws EcwException
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258 | */
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259 | private void init() throws GdalException { |
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260 | //Controlamos que el tipo de driver sea correcto
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261 | if (driver == null) |
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262 | throw new GdalException("Tipo de driver sin especificar."); |
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263 | |||
264 | boolean okdrvtype = false; |
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265 | |||
266 | String[] types = GeoRasterWriter.getDriversType(); |
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267 | for (int i = 0; i < GeoRasterWriter.getNTypes(); i++) |
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268 | if (driver.equals(types[i]))
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269 | okdrvtype = true;
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270 | |||
271 | if (okdrvtype == false) |
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272 | throw new GdalException("El tipo de driver " + driver + " no est? soportado por GdalWriter."); |
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273 | |||
274 | //Obtenemos el driver y creamos el dataset del destino
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275 | drv = Gdal.getDriverByName(driver); |
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276 | |||
277 | if (dstDataset != null) { |
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278 | dstDataset.close(); |
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279 | dstDataset = null;
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280 | } |
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281 | |||
282 | dstDataset = drv.create(outFileName, sizeWindowX, sizeWindowY, |
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283 | nBands, RasterUtilities.getGdalTypeFromRasterBufType(dataType), gdalParamsFromRasterParams(driverParams)); |
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284 | |||
285 | dstDataset.setGeoTransform(geot); |
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286 | |||
287 | int blockSize = RasterLibrary.blockHeight;
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288 | |||
289 | nBlocks = (sizeWindowY / blockSize); |
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290 | anchoResto = sizeWindowY - (nBlocks * blockSize); |
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291 | } |
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292 | |||
293 | public void anotherFile(String fileName)throws GdalException { |
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294 | dstDataset = drv.create(fileName, sizeWindowX, sizeWindowY, |
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295 | nBands, RasterUtilities.getGdalTypeFromRasterBufType(dataType), gdalParamsFromRasterParams(driverParams)); |
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296 | } |
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297 | |||
298 | /**
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299 | * Convierte los par?metros obtenidos desde el objeto params a parametros
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300 | * comprensibles por la librer?a gdal
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301 | * @param p Params
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302 | * @return Array de par?metros
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303 | */
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304 | public String[] gdalParamsFromRasterParams(Params p) { |
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305 | if (p == null) |
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306 | return null; |
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307 | ArrayList paramList = new ArrayList(); |
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308 | Param phot = p.getParamById("photometric");
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309 | if (phot != null) |
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310 | paramList.add("PHOTOMETRIC=" + phot.list[((Integer) phot.defaultValue).intValue()]); |
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311 | Param inter = p.getParamById("interleave");
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312 | if (inter != null) |
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313 | paramList.add("INTERLEAVE=" + inter.list[((Integer) inter.defaultValue).intValue()]); |
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314 | Param comp = p.getParamById("compression");// GIF LZW, ... |
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315 | if (comp != null) |
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316 | paramList.add("COMPRESS=" + comp.list[((Integer) comp.defaultValue).intValue()]); |
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317 | Param comp1 = p.getParamById("compress"); // HFA (YES, NO) |
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318 | if (comp1 != null) |
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319 | paramList.add("COMPRESS=" + comp1.list[((Integer) comp1.defaultValue).intValue()]); |
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320 | Param rrd = p.getParamById("rrd");
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321 | if (rrd != null) |
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322 | paramList.add("HFA_USE_RRD=" + rrd.list[((Integer) rrd.defaultValue).intValue()]); |
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323 | Param mtw = p.getParamById("Mtw");
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324 | if (mtw != null) |
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325 | paramList.add("MTW=" + mtw.list[((Integer) mtw.defaultValue).intValue()]); |
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326 | Param tw = p.getParamById("Tile Width");
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327 | if (tw != null) |
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328 | paramList.add("BLOCKXSIZE=" + tw.list[((Integer) tw.defaultValue).intValue()]); |
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329 | Param th = p.getParamById("Tile Height");
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330 | if (th != null) |
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331 | paramList.add("BLOCKYSIZE=" + th.list[((Integer) th.defaultValue).intValue()]); |
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332 | Param qt = p.getParamById("quality");
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333 | if (qt != null) |
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334 | paramList.add("QUALITY=" + qt.defaultValue);
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335 | Param prog = p.getParamById("progressive");
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336 | if (prog != null) |
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337 | paramList.add("PROGRESSIVE=" + prog.defaultValue);
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338 | |||
339 | if (paramList.size() == 0) |
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340 | return null; |
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341 | |||
342 | String[] result = new String[paramList.size()]; |
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343 | for (int i = 0; i < result.length; i++) |
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344 | result[i] = (String) paramList.get(i);
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345 | return result;
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346 | } |
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347 | |||
348 | /**
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349 | * Escritura de datos tipo Byte.
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350 | * @param sizeY Alto del bloque que se escribe.
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351 | * @param posicionY Posici?ny a partir desde donde se comienza.
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352 | */
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353 | public void writeByteBand(int sizeY, int posicionY) { |
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354 | byte[][] buftmp = dataWriter.readByteData(sizeWindowX, sizeY); |
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355 | for(int iBand = 0; iBand < nBands; iBand ++) |
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356 | bufBands[iBand].buffByte = new byte[buftmp[iBand].length]; |
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357 | |||
358 | //Escribimos el bloque destino
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359 | for (int iBand = 0; iBand < buftmp.length; iBand++) |
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360 | for (int i = 0; i < buftmp[iBand].length; i++) |
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361 | bufBands[iBand].buffByte[i] = buftmp[iBand][i]; |
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362 | |||
363 | for (int iBand = 0; iBand < buftmp.length; iBand++) |
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364 | try {
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365 | rband = dstDataset.getRasterBand(iBand + 1);
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366 | rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[iBand], Gdal.GDT_Byte);
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367 | } catch (GdalException e) {
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368 | //No se est? escribiendo ...
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369 | } |
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370 | } |
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371 | |||
372 | /**
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373 | * Escritura de datos tipo Short.
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374 | * @param sizeY Alto del bloque que se escribe.
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375 | * @param posicionY Posici?ny a partir desde donde se comienza.
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376 | */
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377 | public void writeShortBand(int sizeY, int posicionY) { |
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378 | short[][] buftmp = dataWriter.readShortData(sizeWindowX, sizeY); |
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379 | for(int iBand = 0; iBand < nBands; iBand ++) |
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380 | bufBands[iBand].buffShort = new short[buftmp[iBand].length]; |
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381 | |||
382 | //Escribimos el bloque destino
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383 | for (int iBand = 0; iBand < nBands; iBand++) |
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384 | for (int i = 0; i < buftmp[iBand].length; i++) |
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385 | bufBands[iBand].buffShort[i] = buftmp[iBand][i]; |
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386 | |||
387 | for (int iBand = 0; iBand < nBands; iBand++) |
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388 | try {
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389 | rband = dstDataset.getRasterBand(iBand + 1);
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390 | rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[iBand], Gdal.GDT_Int16);
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391 | } catch (GdalException e) {
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392 | //No se est? escribiendo ...
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393 | } |
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394 | } |
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395 | |||
396 | /**
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397 | * Escritura de datos tipo Int.
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398 | * @param sizeY Alto del bloque que se escribe.
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399 | * @param posicionY Posici?ny a partir desde donde se comienza.
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400 | */
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401 | public void writeIntBand(int sizeY, int posicionY) { |
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402 | int[][] buftmp = dataWriter.readIntData(sizeWindowX, sizeY); |
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403 | for(int iBand = 0; iBand < nBands; iBand ++) |
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404 | bufBands[iBand].buffInt = new int[buftmp[iBand].length]; |
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405 | |||
406 | //Escribimos el bloque destino
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407 | for (int iBand = 0; iBand < buftmp.length; iBand++) |
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408 | for (int i = 0; i < buftmp[iBand].length; i++) |
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409 | bufBands[iBand].buffInt[i] = buftmp[iBand][i]; |
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410 | |||
411 | for (int iBand = 0; iBand < buftmp.length; iBand++) |
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412 | try {
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413 | rband = dstDataset.getRasterBand(iBand + 1);
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414 | rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[iBand], Gdal.GDT_Int32);
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415 | } catch (GdalException e) {
|
||
416 | //No se est? escribiendo ...
|
||
417 | } |
||
418 | } |
||
419 | |||
420 | /**
|
||
421 | * Escritura de datos tipo Float.
|
||
422 | * @param sizeY Alto del bloque que se escribe.
|
||
423 | * @param posicionY Posici?ny a partir desde donde se comienza.
|
||
424 | */
|
||
425 | public void writeFloatBand(int sizeY, int posicionY) { |
||
426 | float[][] buftmp = dataWriter.readFloatData(sizeWindowX, sizeY); |
||
427 | for(int iBand = 0; iBand < nBands; iBand ++) |
||
428 | bufBands[iBand].buffFloat = new float[buftmp[iBand].length]; |
||
429 | |||
430 | //Escribimos el bloque destino
|
||
431 | for (int iBand = 0; iBand < buftmp.length; iBand++) |
||
432 | for (int i = 0; i < buftmp[iBand].length; i++) |
||
433 | bufBands[iBand].buffFloat[i] = buftmp[iBand][i]; |
||
434 | |||
435 | for (int iBand = 0; iBand < buftmp.length; iBand++) |
||
436 | try {
|
||
437 | rband = dstDataset.getRasterBand(iBand + 1);
|
||
438 | rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[iBand], Gdal.GDT_Float32);
|
||
439 | } catch (GdalException e) {
|
||
440 | //No se est? escribiendo ...
|
||
441 | } |
||
442 | } |
||
443 | |||
444 | /**
|
||
445 | * Escritura de datos tipo Double.
|
||
446 | * @param sizeY Alto del bloque que se escribe.
|
||
447 | * @param posicionY Posici?ny a partir desde donde se comienza.
|
||
448 | */
|
||
449 | public void writeDoubleBand(int sizeY, int posicionY) { |
||
450 | double[][] buftmp = dataWriter.readDoubleData(sizeWindowX, sizeY); |
||
451 | for(int iBand = 0; iBand < nBands; iBand ++) |
||
452 | bufBands[iBand].buffDouble = new double[buftmp[iBand].length]; |
||
453 | |||
454 | //Escribimos el bloque destino
|
||
455 | for (int iBand = 0; iBand < buftmp.length; iBand++) |
||
456 | for (int i = 0; i < buftmp[iBand].length; i++) |
||
457 | bufBands[iBand].buffDouble[i] = buftmp[iBand][i]; |
||
458 | |||
459 | for (int iBand = 0; iBand < buftmp.length; iBand++) |
||
460 | try {
|
||
461 | rband = dstDataset.getRasterBand(iBand + 1);
|
||
462 | rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[iBand], Gdal.GDT_Float64);
|
||
463 | } catch (GdalException e) {
|
||
464 | //No se est? escribiendo ...
|
||
465 | } |
||
466 | } |
||
467 | /**
|
||
468 | * Escritura para tipo de dato ARGB.
|
||
469 | * @param sizeY Alto del bloque que se escribe.
|
||
470 | * @param posicionY Posici?ny a partir desde donde se comienza.
|
||
471 | */
|
||
472 | public void writeARGBBand(int sizeY, int posicionY) |
||
473 | throws InterruptedException, OutOfMemoryError { |
||
474 | int[] buftmp = dataWriter.readARGBData(sizeWindowX, sizeY, 0); |
||
475 | for(int iBand = 0; iBand < nBands; iBand ++) |
||
476 | bufBands[iBand].buffByte = new byte[buftmp.length]; |
||
477 | |||
478 | //Escribimos el bloque destino
|
||
479 | for (int i = 0; i < buftmp.length; i++) { |
||
480 | bufBands[0].buffByte[i] = (byte) (((buftmp[i] & 0xff0000) >> 16) & |
||
481 | 0xff);
|
||
482 | bufBands[1].buffByte[i] = (byte) (((buftmp[i] & 0xff00) >> 8) & 0xff); |
||
483 | bufBands[2].buffByte[i] = (byte) ((buftmp[i] & 0xff) & 0xff); |
||
484 | } |
||
485 | |||
486 | try {
|
||
487 | rband = dstDataset.getRasterBand(1);
|
||
488 | rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[0], |
||
489 | Gdal.GDT_Byte); |
||
490 | rband = dstDataset.getRasterBand(2);
|
||
491 | rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[1], |
||
492 | Gdal.GDT_Byte); |
||
493 | rband = dstDataset.getRasterBand(3);
|
||
494 | rband.writeRaster(0, posicionY, sizeWindowX, sizeY, bufBands[2], |
||
495 | Gdal.GDT_Byte); |
||
496 | } catch (GdalException e) {
|
||
497 | e.printStackTrace(); |
||
498 | } |
||
499 | } |
||
500 | |||
501 | /**
|
||
502 | * Escribe tres bandas en el GDALRasterBand desde el IDataWriter con una
|
||
503 | * altura definida por sizeY.
|
||
504 | * @param buftmp Buffer
|
||
505 | * @param sizeY Altura en pixels del bloque leido
|
||
506 | * @param posicionY Posici?n y a partir de la cual se escribe en el GDALRasterBand destino
|
||
507 | */
|
||
508 | private void writeBands(int sizeY, int posicionY) |
||
509 | throws InterruptedException, OutOfMemoryError { |
||
510 | //leemos el bloque origen
|
||
511 | |||
512 | switch(dataType){
|
||
513 | case RasterBuffer.TYPE_IMAGE:
|
||
514 | writeARGBBand(sizeY, posicionY); |
||
515 | break;
|
||
516 | case RasterBuffer.TYPE_BYTE:
|
||
517 | writeByteBand(sizeY, posicionY); |
||
518 | break;
|
||
519 | case RasterBuffer.TYPE_SHORT:
|
||
520 | writeShortBand(sizeY, posicionY); |
||
521 | break;
|
||
522 | case RasterBuffer.TYPE_INT:
|
||
523 | writeIntBand(sizeY, posicionY); |
||
524 | break;
|
||
525 | case RasterBuffer.TYPE_FLOAT:
|
||
526 | writeFloatBand(sizeY, posicionY); |
||
527 | break;
|
||
528 | case RasterBuffer.TYPE_DOUBLE:
|
||
529 | writeDoubleBand(sizeY, posicionY); |
||
530 | break;
|
||
531 | } |
||
532 | } |
||
533 | |||
534 | /**
|
||
535 | * Funci?n que gestiona la lectura desde el origen y la escritura
|
||
536 | * de Gdal sobre el fichero destino.
|
||
537 | * @param mode Modo de escritura
|
||
538 | * @throws IOException
|
||
539 | */
|
||
540 | private void write(int mode) throws IOException, InterruptedException, |
||
541 | OutOfMemoryError {
|
||
542 | RasterTask task = RasterTaskQueue.get(Thread.currentThread().toString());
|
||
543 | |||
544 | bufBands = new GdalBuffer[nBands];
|
||
545 | for(int iBand = 0; iBand < nBands; iBand ++) |
||
546 | bufBands[iBand] = new GdalBuffer();
|
||
547 | |||
548 | int blockSize = RasterLibrary.blockHeight;
|
||
549 | |||
550 | percent = 0;
|
||
551 | nBlocks = (sizeWindowY / blockSize); |
||
552 | int increment = (blockSize * 100) / sizeWindowY; |
||
553 | |||
554 | if (mode == GeoRasterWriter.MODE_DATAWRITE)
|
||
555 | for (int iBlock = 0; iBlock < nBlocks; iBlock++) { |
||
556 | if(task.getEvent() != null) |
||
557 | task.manageEvent(task.getEvent()); |
||
558 | int posicionY = iBlock * blockSize;
|
||
559 | if(write)
|
||
560 | writeBands( blockSize, posicionY); |
||
561 | percent = (iBlock + 1) * increment;
|
||
562 | } |
||
563 | |||
564 | if (anchoResto != 0) |
||
565 | if (mode == GeoRasterWriter.MODE_DATAWRITE) {
|
||
566 | if(task.getEvent() != null) |
||
567 | task.manageEvent(task.getEvent()); |
||
568 | int posicionY = nBlocks * blockSize;
|
||
569 | if(write)
|
||
570 | writeBands(anchoResto, posicionY); |
||
571 | percent = nBlocks * increment; |
||
572 | } |
||
573 | |||
574 | } |
||
575 | |||
576 | /**
|
||
577 | * Realiza la funci?n de compresi?n a partir de un GeoRasterFile.
|
||
578 | * @throws IOException
|
||
579 | */
|
||
580 | public void fileWrite() throws IOException, InterruptedException { |
||
581 | write(GeoRasterWriter.MODE_FILEWRITE); |
||
582 | } |
||
583 | |||
584 | /**
|
||
585 | * Realiza una copia en el formato especificado.
|
||
586 | * @throws IOException
|
||
587 | */
|
||
588 | public static void createCopy(es.gva.cit.jgdal.GdalDriver driverDst, String dst, String src, |
||
589 | boolean bstrict, String[] params, IProjection proj) throws IOException, GdalException { |
||
590 | if (dst == null || src == null) |
||
591 | throw new IOException("No se ha asignado un fichero de entrada."); |
||
592 | |||
593 | GdalDriver gdalFile; |
||
594 | try {
|
||
595 | gdalFile = new GdalDriver(proj, src);
|
||
596 | Gdal dstDataset = driverDst.createCopy(dst, gdalFile.getNative(), bstrict, params); |
||
597 | if( dst.endsWith(".jpg") || |
||
598 | dst.endsWith(".jpeg") ||
|
||
599 | dst.endsWith(".png"))
|
||
600 | RasterUtilities.createWorldFile(dst, gdalFile.getExtent(), gdalFile.getWidth(), gdalFile.getHeight()); |
||
601 | gdalFile.close(); |
||
602 | dstDataset.close(); |
||
603 | } catch (NotSupportedExtensionException e) {
|
||
604 | e.printStackTrace(); |
||
605 | } |
||
606 | } |
||
607 | |||
608 | /**
|
||
609 | * Realiza la escritura de datos con los datos que le pasa el cliente.
|
||
610 | * @throws IOException
|
||
611 | * @throws RmfSerializerException
|
||
612 | */
|
||
613 | public void dataWrite() throws IOException, InterruptedException, |
||
614 | OutOfMemoryError {
|
||
615 | if (dataWriter == null) |
||
616 | throw new IOException("No se ha obtenido un objeto de entrada para la escritura valido."); |
||
617 | |||
618 | write(GeoRasterWriter.MODE_DATAWRITE); |
||
619 | |||
620 | if (driverParams.getParamById("tfw") != null && |
||
621 | driverParams.getParamById("tfw").defaultValue instanceof Boolean && |
||
622 | ((Boolean) driverParams.getParamById("tfw").defaultValue).booleanValue() == true) |
||
623 | if (at != null) |
||
624 | RasterUtilities.createWorldFile(this.outFileName, at, sizeWindowX, sizeWindowY);
|
||
625 | |||
626 | if (colorInterp != null) |
||
627 | try {
|
||
628 | RasterDataset.saveObjectToRmfFile(outFileName, DatasetColorInterpretation.class, colorInterp); |
||
629 | } catch (RmfSerializerException e) {
|
||
630 | throw new IOException("No se ha podido guardar la interpretacion de color"); |
||
631 | } |
||
632 | } |
||
633 | |||
634 | /**
|
||
635 | * Cancela el salvado de datos.
|
||
636 | * @throws GdalException
|
||
637 | */
|
||
638 | public void writeClose() { |
||
639 | try {
|
||
640 | if(dstDataset != null) |
||
641 | dstDataset.close(); |
||
642 | } catch (GdalException e) {
|
||
643 | e.printStackTrace(); |
||
644 | } |
||
645 | } |
||
646 | |||
647 | /**
|
||
648 | * Cancela el salvado de datos.
|
||
649 | */
|
||
650 | public void writeCancel() { |
||
651 | write = false;
|
||
652 | } |
||
653 | |||
654 | /**
|
||
655 | * Obtiene el valor a la variable write que estar? a true cuando se est? escribiendo
|
||
656 | * o puede escribirse la imagen de salida. El cancelar la operaci?n de escritura
|
||
657 | * pondr? esta variable a false deteniendose la escritura y cerrandose el dataset
|
||
658 | * de salida.
|
||
659 | * @return True si puede escribirse y false si no puede
|
||
660 | */
|
||
661 | public boolean isWrite() { |
||
662 | return write;
|
||
663 | } |
||
664 | |||
665 | /**
|
||
666 | * Asigna el valor a la variable write que estar? a true cuando se est? escribiendo
|
||
667 | * o puede escribirse la imagen de salida. El cancelar la operaci?n de escritura
|
||
668 | * pondr? esta variable a false deteniendose la escritura y cerrandose el dataset
|
||
669 | * de salida.
|
||
670 | * @param write Variable booleana. True si puede escribirse y false si no puede
|
||
671 | */
|
||
672 | public void setWrite(boolean write) { |
||
673 | this.write = write;
|
||
674 | } |
||
675 | |||
676 | /**
|
||
677 | * Asigna los par?metros del driver modificados por el cliente.
|
||
678 | * @param Params
|
||
679 | */
|
||
680 | public void setParams(Params params) { |
||
681 | this.driverParams = params;
|
||
682 | |||
683 | int blockSize = 256; |
||
684 | try {
|
||
685 | Param param = driverParams.getParamById("blocksize");
|
||
686 | blockSize = Integer.parseInt(param.list[((Integer)param.defaultValue).intValue()]); |
||
687 | nBlocks = (sizeWindowY / blockSize); |
||
688 | anchoResto = sizeWindowY - (nBlocks * blockSize); |
||
689 | }catch(NumberFormatException e) { |
||
690 | //Se queda con el valor de inicializaci?n
|
||
691 | } |
||
692 | } |
||
693 | } |