svn-gvsig-desktop / branches / v2_0_0_prep / extensions / extRasterTools-SE / src / org / gvsig / rastertools / reproject / Reproject.java @ 28502
History | View | Annotate | Download (5.64 KB)
1 | 20651 | nbrodin | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
|
---|---|---|---|
2 | *
|
||
3 | * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
|
||
4 | *
|
||
5 | * This program is free software; you can redistribute it and/or
|
||
6 | * modify it under the terms of the GNU General Public License
|
||
7 | * as published by the Free Software Foundation; either version 2
|
||
8 | * of the License, or (at your option) any later version.
|
||
9 | *
|
||
10 | * This program is distributed in the hope that it will be useful,
|
||
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
13 | * GNU General Public License for more details.
|
||
14 | *
|
||
15 | * You should have received a copy of the GNU General Public License
|
||
16 | * along with this program; if not, write to the Free Software
|
||
17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
|
||
18 | */
|
||
19 | package org.gvsig.rastertools.reproject; |
||
20 | |||
21 | import java.io.File; |
||
22 | |||
23 | import org.cresques.cts.IProjection; |
||
24 | import org.gvsig.fmap.raster.layers.FLyrRasterSE; |
||
25 | 22109 | bsanchez | import org.gvsig.raster.dataset.GeoRasterWriter; |
26 | import org.gvsig.raster.dataset.NotSupportedExtensionException; |
||
27 | 28498 | nbrodin | import org.gvsig.raster.dataset.RasterDriverException; |
28 | 20651 | nbrodin | |
29 | import es.gva.cit.jgdal.GdalException; |
||
30 | import es.gva.cit.jgdal.GdalWarp; |
||
31 | /**
|
||
32 | 21813 | bsanchez | * Clase encargada de la reproyecci?n. Se le asigna una capa raster y la ruta de
|
33 | * destino
|
||
34 | *
|
||
35 | * @version 30/04/2008
|
||
36 | 20651 | nbrodin | * @author Nacho Brodin nachobrodin@gmail.com
|
37 | */
|
||
38 | public class Reproject { |
||
39 | 21813 | bsanchez | private FLyrRasterSE lyr = null; |
40 | private String pathDest = null; |
||
41 | private GdalWarp warper = null; |
||
42 | |||
43 | 20651 | nbrodin | /**
|
44 | * Constructor de la clase.
|
||
45 | 21813 | bsanchez | * @param lyr
|
46 | 20651 | nbrodin | * @param pathDest Ruta de destino
|
47 | */
|
||
48 | 21813 | bsanchez | public Reproject(FLyrRasterSE lyr, String pathDest) { |
49 | 20651 | nbrodin | this.lyr = lyr;
|
50 | this.pathDest = pathDest;
|
||
51 | } |
||
52 | |||
53 | /**
|
||
54 | * M?todo para la transformaci?n del raster.
|
||
55 | * @param proj Proyecci?n destino
|
||
56 | */
|
||
57 | 21813 | bsanchez | public void warp(IProjection proj, IProjection sourceSrs) throws ReprojectException { |
58 | if (lyr == null) |
||
59 | throw new ReprojectException("Capa no valida."); |
||
60 | if (!lyr.isReproyectable())
|
||
61 | throw new ReprojectException("Esta capa no se puede reproyectar."); |
||
62 | if (proj == null || proj.getAbrev() == null) |
||
63 | throw new ReprojectException("Proyecci?n de destino no valida."); |
||
64 | |||
65 | String epsg = proj.getAbrev();
|
||
66 | String s_srs = null; |
||
67 | if (sourceSrs != null) { |
||
68 | s_srs = sourceSrs.getAbrev(); |
||
69 | } |
||
70 | if (sourceSrs == null) { |
||
71 | if (lyr.getProjection() != null) { |
||
72 | s_srs = lyr.getProjection().getAbrev(); |
||
73 | 20812 | bsanchez | } else {
|
74 | 21813 | bsanchez | throw new ReprojectException("No se encuentra la proyeccion de origen."); |
75 | 20812 | bsanchez | } |
76 | 21813 | bsanchez | } |
77 | String source = null; |
||
78 | if (lyr.getFile() != null) |
||
79 | source = lyr.getFile().getPath(); |
||
80 | |||
81 | if (source == null) |
||
82 | throw new ReprojectException("Fichero fuente no valido."); |
||
83 | |||
84 | if (source.endsWith(".hdr")) |
||
85 | source = source.substring(0, source.lastIndexOf(".hdr")); |
||
86 | |||
87 | File file = new File(pathDest); |
||
88 | if (!file.getParentFile().canWrite())
|
||
89 | throw new ReprojectException("Ruta de destino no valida."); |
||
90 | |||
91 | warper = new GdalWarp();
|
||
92 | |||
93 | try {
|
||
94 | warper.setSsrs(s_srs); |
||
95 | 22109 | bsanchez | |
96 | // GTiff: GeoTIFF
|
||
97 | // GTiff_FORMAT = 1; // Reproyecta .tif
|
||
98 | // VRT: Virtual Raster
|
||
99 | // VRT_FORMAT = 2; // No reproyecta
|
||
100 | // NITF: National Imagery Transmission Format
|
||
101 | // NITF_FORMAT = 3; // Reproyecta .nitf
|
||
102 | // HFA: Erdas Imagine Images (.img)
|
||
103 | // HFA_FORMAT = 4; // Reproyecta .img
|
||
104 | // ELAS: ELAS
|
||
105 | // ELAS_FORMAT = 5; // No reproyecta
|
||
106 | // MEM: In Memory Raster
|
||
107 | // MEM_FORMAT = 6; // No usarlo, aunque reproyecta
|
||
108 | // BMP: MS Windows Device Independent Bitmap
|
||
109 | // BMP_FORMAT = 7; // No reproyecta
|
||
110 | // PCIDSK: PCIDSK Database File
|
||
111 | // PCIDSK_FORMAT = 8; // Reproyecta
|
||
112 | // ILWIS: ILWIS Raster Map
|
||
113 | // ILWIS_FORMAT = 9; // No reproyecta
|
||
114 | |||
115 | // HDF4_FORMAT = 10; // No reproyecta y se cierra gvSIG
|
||
116 | |||
117 | // PNM: Portable Pixmap Format (netpbm)
|
||
118 | // PNM_FORMAT = 11; // No reproyecta
|
||
119 | // ENVI: ENVI .hdr Labelled
|
||
120 | // ENVI_FORMAT = 12; // Reproyecta
|
||
121 | // EHdr: ESRI .hdr Labelled
|
||
122 | // EHDR_FORMAT = 13; // Reproyecta
|
||
123 | // PAux: PCI .aux Labelled
|
||
124 | // PAUX_FORMAT = 14; // Reproyecta
|
||
125 | // MFF: Vexcel MFF Raster
|
||
126 | // MFF_FORMAT = 15; // No reproyecta
|
||
127 | // MFF2: Vexcel MFF2 (HKV) Raster
|
||
128 | // MFF2_FORMAT = 16; // No reproyecta
|
||
129 | // BT: VTP .bt (Binary Terrain) 1.3 Format
|
||
130 | // BT_FORMAT = 17; // No reproyecta
|
||
131 | // IDA: Image Data and Analysis
|
||
132 | // IDA_FORMAT = 18; // No reproyecta
|
||
133 | // RMF: Raster Matrix Format
|
||
134 | // RMF_FORMAT = 19; // No reproyecta
|
||
135 | // RST: Idrisi Raster A.1
|
||
136 | // RST_FORMAT = 20; // No reproyecta
|
||
137 | |||
138 | // Leveller: Leveller heightfield
|
||
139 | // LEVELLER_FORMAT = 21; // No reproyecta
|
||
140 | // Terragen: Terragen heightfield
|
||
141 | // TERRAGEN_FORMAT = 22; // No reproyecta
|
||
142 | // ERS: ERMapper .ers Labelled
|
||
143 | // ERS_FORMAT = 23; // No reproyecta
|
||
144 | // INGR: Intergraph Raster
|
||
145 | // INGR_FORMAT = 24; // No reproyecta
|
||
146 | // GSAG: Golden Software ASCII Grid (.grd)
|
||
147 | // GSAG_FORMAT = 25; // No reproyecta
|
||
148 | // GSBG: Golden Software Binary Grid (.grd)
|
||
149 | // GSBG_FORMAT = 26; // No reproyecta
|
||
150 | // ADRG: ARC Digitized Raster Graphics
|
||
151 | // ADRG_FORMAT = 27; // No reproyecta
|
||
152 | |||
153 | // warper.setFormat(27);
|
||
154 | warper.warp(epsg, source, pathDest, GeoRasterWriter.getWriter(pathDest).getDriverName()); |
||
155 | 21813 | bsanchez | } catch (GdalException e) {
|
156 | throw new ReprojectException("Error al reproyectar."); |
||
157 | 22109 | bsanchez | } catch (NotSupportedExtensionException e) {
|
158 | throw new ReprojectException("Error al reproyectar."); |
||
159 | } catch (RasterDriverException e) {
|
||
160 | throw new ReprojectException("Error al reproyectar."); |
||
161 | 21813 | bsanchez | } |
162 | 20651 | nbrodin | } |
163 | 21813 | bsanchez | |
164 | 20651 | nbrodin | /**
|
165 | 21813 | bsanchez | * Obtiene el porcentaje de progreso de la tarea de reproyecci?n para
|
166 | * mostrarlo por pantalla.
|
||
167 | 20651 | nbrodin | * @return
|
168 | */
|
||
169 | 21813 | bsanchez | public int getPercent() { |
170 | if (warper != null) |
||
171 | 20651 | nbrodin | return warper.getPercent();
|
172 | return 0; |
||
173 | } |
||
174 | 21813 | bsanchez | } |