root / branches / v2_0_0_prep / libraries / libRaster / src-test / org / gvsig / raster / buffer / TDSDoubleAdjustToExtentBufferEcw.java @ 30754
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2007 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*/
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package org.gvsig.raster.buffer; |
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import org.gvsig.raster.BaseTestCase; |
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import org.gvsig.raster.RasterLibrary; |
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import org.gvsig.raster.dataset.IBuffer; |
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import org.gvsig.raster.dataset.InvalidSetViewException; |
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import org.gvsig.raster.dataset.NotSupportedExtensionException; |
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import org.gvsig.raster.dataset.RasterDataset; |
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import org.gvsig.raster.dataset.RasterDriverException; |
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/**
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* Este test prueba el acceso a datos a traves de un DataSource sin resampleo
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* para un ECW con coordenadas reales.
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*
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* Lee el raster completo y comprueba que los datos leidos sean correctos
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* comparando los valores de las cuatro esquinas y algunos valores dentro de la imagen.
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* Se lee un ?rea m?s grande que el extent completo del raster para comprobar que el ajuste
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* al extent lo hace correctamente.
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*
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* Despu?s hace selecciona un ?rea dentro de la imagen de 2x2 y compara que los valores
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* leidos sean correctos.
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*
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*/
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public class TDSDoubleAdjustToExtentBufferEcw extends BaseTestCase { |
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private String baseDir = "./test-images/"; |
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private String path = baseDir + "miniraster30x30.jp2"; |
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public void start() throws Exception { |
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this.setUp();
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this.testStack();
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} |
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protected void doSetUp() throws Exception { |
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super.doSetUp();
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System.err.println("TDSDoubleAdjustToExtentBufferEcw running..."); |
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} |
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static {
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RasterLibrary.wakeUp(); |
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} |
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public void testStack() { |
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RasterDataset f; |
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int[] drawableBands = { 0, 1, 2 }; |
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try {
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deleteRMF(path); |
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f = RasterDataset.open(null, path);
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} catch (RasterDriverException e) {
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return;
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} catch (NotSupportedExtensionException e) {
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return;
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} |
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BufferFactory ds = new BufferFactory(f);
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ds.setDrawableBands(drawableBands); |
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//Se selecciona un ?rea mayor que el extent para probar que lo ajusta a este
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try {
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ds.setAreaOfInterest(645860.0, 4923870.0, 645986.0, 4923744.0, 10, 10); |
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} catch (RasterDriverException e) {
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e.printStackTrace(); |
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} catch (InvalidSetViewException e) {
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e.printStackTrace(); |
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} catch (InterruptedException e) { |
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e.printStackTrace(); |
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} |
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// print(ds.getRasterBuf());
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dataTest1(ds.getRasterBuf()); |
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try {
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ds.setAreaOfInterest(645860.0, 4923870.0, 645986.0, 4923744.0, 2, 2); |
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} catch (RasterDriverException e) {
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e.printStackTrace(); |
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} catch (InvalidSetViewException e) {
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e.printStackTrace(); |
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} catch (InterruptedException e) { |
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e.printStackTrace(); |
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} |
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// print(ds.getRasterBuf());
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dataTest2(ds.getRasterBuf()); |
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} |
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private void dataTest1(IBuffer raster) { |
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int band0[] = { 43, 14, 87, 166, 174, 109, 90, 93, 190, 143, 85, 93, 103, 112, 138, 94, 138, 192, 180, 196, 99, 209, 41, 98, 168, 170, 89, 141, 158, 199, 108, 71, 67, 92, 131, 176, 243, 98, 163, 141, 157, 170, 94, 159, 233, 114, 144, 62, 147, 173, 159, 173, 184, 94, 56, 18, 69, 78, 83, 115, 95, 37, 80, 57, 68, 68, 55, 59, 58, 101, 69, 44, 24, 58, 115, 40, 58, 56, 68, 111, 84, 117, 55, 88, 170, 135, 169, 99, 74, 42, 114, 223, 171, 67, 216, 104, 167, 83, 66, 45 }; |
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int band1[] = { 53, 15, 109, 154, 164, 111, 109, 93, 189, 151, 89, 102, 107, 111, 142, 100, 143, 195, 178, 190, 100, 192, 61, 108, 154, 172, 99, 149, 160, 206, 122, 74, 81, 94, 136, 195, 248, 105, 173, 141, 158, 162, 98, 158, 226, 114, 132, 66, 150, 176, 168, 172, 175, 105, 82, 39, 85, 89, 73, 104, 92, 51, 80, 71, 88, 84, 71, 74, 68, 106, 82, 62, 37, 74, 129, 49, 78, 67, 89, 126, 100, 132, 71, 107, 164, 145, 154, 108, 85, 48, 130, 210, 164, 66, 209, 115, 160, 85, 90, 61 }; |
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int band2[] = { 26, 11, 82, 145, 165, 97, 86, 71, 191, 135, 74, 75, 85, 110, 117, 82, 115, 186, 179, 183, 91, 181, 43, 85, 139, 178, 78, 133, 152, 206, 98, 61, 71, 109, 118, 181, 244, 82, 144, 117, 144, 159, 83, 155, 231, 98, 108, 60, 136, 163, 146, 170, 162, 111, 102, 41, 62, 60, 64, 68, 97, 26, 74, 50, 64, 70, 47, 48, 56, 70, 54, 35, 19, 50, 91, 35, 48, 52, 62, 101, 73, 91, 35, 80, 140, 119, 140, 91, 58, 36, 112, 202, 146, 66, 192, 81, 131, 71, 63, 37 }; |
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compareRaster(raster, band0, band1, band2); |
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} |
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private void dataTest2(IBuffer raster) { |
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int band0[] = { 43, 109, 160, 18 }; |
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int band1[] = { 53, 111, 168, 39 }; |
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int band2[] = { 26, 97, 146, 41 }; |
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compareRaster(raster, band0, band1, band2); |
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} |
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public void compareRaster(IBuffer raster, int band0[], int band1[], int band2[]) { |
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int cont = 0; |
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for (int line = 0; line < raster.getHeight(); line++) |
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for (int col = 0; col < raster.getWidth(); col++) { |
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assertEquals((raster.getElemByte(line, col, 0) & 0xff), band0[cont]); |
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assertEquals((raster.getElemByte(line, col, 1) & 0xff), band1[cont]); |
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assertEquals((raster.getElemByte(line, col, 2) & 0xff), band2[cont]); |
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cont++; |
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} |
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} |
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/**
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* Imprime todos los pixels de la fuente de datos en RGB
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*/
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public void print(IBuffer raster) { |
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System.out.println(""); |
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for (int band = 0; band < 3; band++) { |
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System.out.print("int band" + band + "[] = { "); |
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int cont = 0; |
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for (int line = 0; line < raster.getHeight(); line++) |
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for (int col = 0; col < raster.getWidth(); col++) { |
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if (cont != 0) |
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System.out.print(", "); |
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System.out.print(((raster.getElemByte(line, col, band) & 0xff))); |
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cont++; |
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} |
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System.out.println("};"); |
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} |
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} |
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} |