private void initGeoCodings(Document dom) {
final GeoCoding[] geoCodings = DimapProductHelpers.createGeoCoding(dom, product);
if (geoCodings != null) {
if (geoCodings.length == 1) {
product.setGeoCoding(geoCodings[0]);
} else if (geoCodings.length == product.getNumBands()) {
for (int i = 0; i < geoCodings.length; i++) {
final Band band = product.getBandAt(i);
if (product.getSceneRasterWidth() == band.getRasterWidth()
&& product.getSceneRasterHeight() == band.getRasterHeight()) {
product.setGeoCoding(geoCodings[i]);
}
band.setGeoCoding(geoCodings[i]);
}
}
} else {
final Band lonBand = product.getBand("longitude");
final Band latBand = product.getBand("latitude");
if (latBand != null && lonBand != null) {
final GeoCoding geoCoding =
GeoCodingFactory.createPixelGeoCoding(latBand, lonBand, null, 6);
product.setGeoCoding(geoCoding);
}
}
}
@Override
protected void addGeoCoding(final Product product) {
TiePointGrid latGrid = product.getTiePointGrid(OperatorUtils.TPG_LATITUDE);
TiePointGrid lonGrid = product.getTiePointGrid(OperatorUtils.TPG_LONGITUDE);
if (latGrid != null && lonGrid != null) {
setLatLongMetadata(product, latGrid, lonGrid);
final TiePointGeoCoding tpGeoCoding = new TiePointGeoCoding(latGrid, lonGrid, Datum.WGS_84);
product.setGeoCoding(tpGeoCoding);
return;
}
final MetadataElement absRoot = AbstractMetadata.getAbstractedMetadata(product);
final String acquisitionMode = absRoot.getAttributeString(AbstractMetadata.ACQUISITION_MODE);
int numOfSubSwath;
switch (acquisitionMode) {
case "IW":
numOfSubSwath = 3;
break;
case "EW":
numOfSubSwath = 5;
break;
default:
return;
}
String[] bandNames = product.getBandNames();
Band firstSWBand = null, lastSWBand = null;
boolean firstSWBandFound = false, lastSWBandFound = false;
for (String bandName : bandNames) {
if (!firstSWBandFound && bandName.contains(acquisitionMode + 1)) {
firstSWBand = product.getBand(bandName);
firstSWBandFound = true;
}
if (!lastSWBandFound && bandName.contains(acquisitionMode + numOfSubSwath)) {
lastSWBand = product.getBand(bandName);
lastSWBandFound = true;
}
}
if (firstSWBand == null && lastSWBand == null) return;
final GeoCoding firstSWBandGeoCoding = bandGeocodingMap.get(firstSWBand);
final int firstSWBandHeight = firstSWBand.getRasterHeight();
final GeoCoding lastSWBandGeoCoding = bandGeocodingMap.get(lastSWBand);
final int lastSWBandWidth = lastSWBand.getRasterWidth();
final int lastSWBandHeight = lastSWBand.getRasterHeight();
final PixelPos ulPix = new PixelPos(0, 0);
final PixelPos llPix = new PixelPos(0, firstSWBandHeight - 1);
final GeoPos ulGeo = new GeoPos();
final GeoPos llGeo = new GeoPos();
firstSWBandGeoCoding.getGeoPos(ulPix, ulGeo);
firstSWBandGeoCoding.getGeoPos(llPix, llGeo);
final PixelPos urPix = new PixelPos(lastSWBandWidth - 1, 0);
final PixelPos lrPix = new PixelPos(lastSWBandWidth - 1, lastSWBandHeight - 1);
final GeoPos urGeo = new GeoPos();
final GeoPos lrGeo = new GeoPos();
lastSWBandGeoCoding.getGeoPos(urPix, urGeo);
lastSWBandGeoCoding.getGeoPos(lrPix, lrGeo);
final float[] latCorners = {
(float) ulGeo.getLat(), (float) urGeo.getLat(), (float) llGeo.getLat(), (float) lrGeo.getLat()
};
final float[] lonCorners = {
(float) ulGeo.getLon(), (float) urGeo.getLon(), (float) llGeo.getLon(), (float) lrGeo.getLon()
};
ReaderUtils.addGeoCoding(product, latCorners, lonCorners);
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.first_near_lat, ulGeo.getLat());
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.first_near_long, ulGeo.getLon());
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.first_far_lat, urGeo.getLat());
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.first_far_long, urGeo.getLon());
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.last_near_lat, llGeo.getLat());
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.last_near_long, llGeo.getLon());
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.last_far_lat, lrGeo.getLat());
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.last_far_long, lrGeo.getLon());
// add band geocoding
final Band[] bands = product.getBands();
for (Band band : bands) {
band.setGeoCoding(bandGeocodingMap.get(band));
}
}