org.jgrasstools.gears.modules.r.tmsgenerator.Mapurl2MbtilesConverter Maven / Gradle / Ivy
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/*
* This file is part of JGrasstools (http://www.jgrasstools.org)
* (C) HydroloGIS - www.hydrologis.com
*
* JGrasstools is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*/
package org.jgrasstools.gears.modules.r.tmsgenerator;
import static java.lang.Math.max;
import static java.lang.Math.min;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSHYDRO_AUTHORCONTACTS;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSHYDRO_AUTHORNAMES;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSHYDRO_DRAFT;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSHYDRO_LICENSE;
import static org.jgrasstools.gears.i18n.GearsMessages.OMSTMSGENERATOR_LABEL;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FilenameFilter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import javax.imageio.ImageIO;
import oms3.annotations.Author;
import oms3.annotations.Description;
import oms3.annotations.Execute;
import oms3.annotations.In;
import oms3.annotations.Keywords;
import oms3.annotations.Label;
import oms3.annotations.License;
import oms3.annotations.Name;
import oms3.annotations.Status;
import oms3.annotations.UI;
import org.jgrasstools.gears.libs.exceptions.ModelsIllegalargumentException;
import org.jgrasstools.gears.libs.modules.JGTConstants;
import org.jgrasstools.gears.libs.modules.JGTModel;
import org.jgrasstools.gears.utils.files.FileUtilities;
import org.jgrasstools.gears.utils.time.EggClock;
@Description("Feeds a jgrasstools mapurl enabled TMS folder into a new mbtiles database.")
@Author(name = OMSHYDRO_AUTHORNAMES, contact = OMSHYDRO_AUTHORCONTACTS)
@Keywords("tms, mbtiles")
@Label(OMSTMSGENERATOR_LABEL)
@Name("mapurl2mbtiles")
@Status(OMSHYDRO_DRAFT)
@License(OMSHYDRO_LICENSE)
public class Mapurl2MbtilesConverter extends JGTModel {
@Description("TMS folder mapurl file.")
@UI(JGTConstants.FILEIN_UI_HINT)
@In
public String inFile = null;
private MBTilesHelper mbtilesHelper;
private String format;
private volatile int imageIndex = 0;
private volatile double n = Double.NEGATIVE_INFINITY;
private volatile double e = Double.NEGATIVE_INFINITY;
private volatile double s = Double.POSITIVE_INFINITY;
private volatile double w = Double.POSITIVE_INFINITY;
@Execute
public void process() throws Exception {
checkNull(inFile);
File mapurlFile = new File(inFile);
HashMap metadataMap = FileUtilities.readFileToHashMap(inFile, "=", false);
String url = metadataMap.get("url");
if (url == null) {
throw new ModelsIllegalargumentException("The supplied file doesn't seem to be a valid jgrasstools mapurl file.",
this, pm);
}
if (url.endsWith("jpg")) {
format = "jpg";
} else {
format = "png";
}
File dbFile = FileUtilities.substituteExtention(mapurlFile, "mbtiles");
String tilesetName = FileUtilities.getNameWithoutExtention(mapurlFile);
File folderFile = new File(mapurlFile.getParentFile(), tilesetName);
mbtilesHelper = new MBTilesHelper();
mbtilesHelper.open(dbFile);
mbtilesHelper.createTables(false);
File[] zFolders = folderFile.listFiles();
List xFolder = new ArrayList();
for( File zFolder : zFolders ) {
File[] xFiles = zFolder.listFiles();
for( File xFile : xFiles ) {
if (xFile.isDirectory()) {
xFolder.add(xFile);
}
}
}
final GlobalMercator mercator = new GlobalMercator();
int minZ = 1000;
int maxZ = -1000;
EggClock clock = new EggClock("Time check: ", " sec");
clock.startAndPrint(System.out);
for( File xFile : xFolder ) {
String zStr = xFile.getParentFile().getName();
final int z = Integer.parseInt(zStr);
minZ = min(minZ, z);
maxZ = max(maxZ, z);
String xStr = xFile.getName();
final int x = Integer.parseInt(xStr);
final File[] yFiles = xFile.listFiles(new FilenameFilter(){
public boolean accept( File arg0, String name ) {
boolean endsWithPng = name.endsWith("png");
boolean endsWithJpg = name.endsWith("jpg");
if (endsWithPng || endsWithJpg) {
return true;
}
return false;
}
});
for( File yFile : yFiles ) {
String yStr = FileUtilities.getNameWithoutExtention(yFile);
int y = Integer.parseInt(yStr);
double[] wsen = mercator.TileLatLonBounds(x, y, z);
n = max(n, wsen[3]);
e = max(e, wsen[2]);
s = max(s, wsen[1]);
w = max(w, wsen[0]);
try {
BufferedImage image = ImageIO.read(yFile);
mbtilesHelper.addTile(x, y, z, image, format);
} catch (Exception e1) {
e1.printStackTrace();
}
if (imageIndex % 1000 == 0) {
pm.message("Images inserted in db: " + imageIndex);
clock.printTimePassedInSeconds(System.out);
}
imageIndex++;
}
}
mbtilesHelper.fillMetadata((float) n, (float) s, (float) w, (float) e, "tilesetName", format, minZ, maxZ);
mbtilesHelper.createIndexes();
mbtilesHelper.close();
}
}