private void initGeoCoding(Product product) throws IOException {
float pixelX = 0.0f;
float pixelY = 0.0f;
float easting = -180f;
float northing = +90f;
float pixelSizeX = 360.0f / sceneWidth;
float pixelSizeY = 180.0f / sceneHeight;
try {
product.setGeoCoding(
new CrsGeoCoding(
DefaultGeographicCRS.WGS84,
sceneWidth,
sceneHeight,
easting,
northing,
pixelSizeX,
pixelSizeY,
pixelX,
pixelY));
} catch (FactoryException e) {
throw new IOException(e);
} catch (TransformException e) {
throw new IOException(e);
}
}
private static Product createProduct() throws Exception {
Product product = new Product("p", "t", 32, 256);
final TiePointGrid lat =
new TiePointGrid("lat", 2, 2, 0f, 0f, 32f, 256f, new float[] {+40f, +40f, -40f, -40f});
final TiePointGrid lon =
new TiePointGrid("lon", 2, 2, 0f, 0f, 32f, 256f, new float[] {-80f, +80f, -80f, +80f});
product.addTiePointGrid(lat);
product.addTiePointGrid(lon);
product.setGeoCoding(new TiePointGeoCoding(lat, lon));
product.setPreferredTileSize(32, 16);
product.setStartTime(ProductData.UTC.parse("2003-01-01", "yyyy-MM-dd"));
product.setEndTime(ProductData.UTC.parse("2003-01-02", "yyyy-MM-dd"));
return product;
}
protected void addGeoCoding(Product product) throws IOException {
GeoPos ulPos = getUpperLeftPosition();
final Rectangle rect =
new Rectangle(product.getSceneRasterWidth(), product.getSceneRasterHeight());
AffineTransform transform = new AffineTransform();
transform.translate(ulPos.getLon(), ulPos.getLat());
transform.scale(PIXEL_SIZE_DEG, -PIXEL_SIZE_DEG);
transform.translate(-PIXEL_CENTER, -PIXEL_CENTER);
try {
product.setGeoCoding(new CrsGeoCoding(DefaultGeographicCRS.WGS84, rect, transform));
} catch (Exception e) {
throw new IOException("Cannot create GeoCoding: ", e);
}
}
private Product createClostProduct(RenderedOp blueAerosolPanCirrusImage) {
Product product =
new Product(
sourceProduct.getName() + "_clost",
sourceProduct.getProductType() + " (clost)",
sourceProduct.getSceneRasterWidth(),
sourceProduct.getSceneRasterHeight());
product.setGeoCoding(sourceProduct.getGeoCoding());
product.setDescription("Product holding Clost Image");
Band band = product.addBand(CLOST_BAND_NAME, ProductData.TYPE_FLOAT32);
band.setSourceImage(blueAerosolPanCirrusImage);
band.setUnit("dl");
band.setDescription("CLOST Image: aerosol * blue * pan * cirrus ");
return product;
}
public void addGeocoding(Product product) throws IOException {
double pixelX = 0.5;
double pixelY = 0.5;
double easting;
double northing;
double pixelSizeX;
double pixelSizeY;
boolean pixelRegistered = true;
if (productReader.getProductType() == SeadasProductReader.ProductType.ANCNRT) {
pixelRegistered = false;
}
if (productReader.getProductType() == SeadasProductReader.ProductType.OISST) {
Variable lon = ncFile.findVariable("lon");
Variable lat = ncFile.findVariable("lat");
Array lonData = lon.read();
// TODO: handle the 180 degree shift with the NOAA products - need to modify
// SeaDasFileReader:readBandData
// Below is a snippet from elsewhere in BEAM that deals with this issue...
// SPECIAL CASE: check if we have a global geographic lat/lon with lon from 0..360 instead of
// -180..180
// if (isShifted180(lonData)) {
// // if this is true, subtract 180 from all longitudes and
// // add a global attribute which will be analyzed when setting up the
// image(s)
// final List<Variable> variables = ncFile.getVariables();
// for (Variable next : variables) {
// next.getAttributes().add(new Attribute("LONGITUDE_SHIFTED_180", 1));
// }
// for (int i = 0; i < lonData.getSize(); i++) {
// final Index ii = lonData.getIndex().set(i);
// final double theLon = lonData.getDouble(ii) - 180.0;
// lonData.setDouble(ii, theLon);
// }
// }
final Array latData = lat.read();
final int lonSize = lon.getShape(0);
final Index i0 = lonData.getIndex().set(0);
final Index i1 = lonData.getIndex().set(lonSize - 1);
pixelSizeX =
(lonData.getDouble(i1) - lonData.getDouble(i0)) / (product.getSceneRasterWidth() - 1);
easting = lonData.getDouble(i0);
final int latSize = lat.getShape(0);
final Index j0 = latData.getIndex().set(0);
final Index j1 = latData.getIndex().set(latSize - 1);
pixelSizeY =
(latData.getDouble(j1) - latData.getDouble(j0)) / (product.getSceneRasterHeight() - 1);
// this should be the 'normal' case
if (pixelSizeY < 0) {
pixelSizeY = -pixelSizeY;
northing = latData.getDouble(latData.getIndex().set(0));
} else {
northing = latData.getDouble(latData.getIndex().set(latSize - 1));
}
northing -= pixelSizeX / 2.0;
easting += pixelSizeY / 2.0;
try {
product.setGeoCoding(
new CrsGeoCoding(
DefaultGeographicCRS.WGS84,
product.getSceneRasterWidth(),
product.getSceneRasterHeight(),
easting,
northing,
pixelSizeX,
pixelSizeY,
pixelX,
pixelY));
} catch (FactoryException e) {
throw new IllegalStateException(e);
} catch (TransformException e) {
throw new IllegalStateException(e);
}
} else {
String east = "Easternmost_Longitude";
String west = "Westernmost_Longitude";
String north = "Northernmost_Latitude";
String south = "Southernmost_Latitude";
Attribute latmax = ncFile.findGlobalAttributeIgnoreCase("geospatial_lat_max");
if (latmax != null) {
east = "geospatial_lon_max";
west = "geospatial_lon_min";
north = "geospatial_lat_max";
south = "geospatial_lat_min";
} else {
latmax = ncFile.findGlobalAttributeIgnoreCase("upper_lat");
if (latmax != null) {
east = "right_lon";
west = "left_lon";
north = "upper_lat";
south = "lower_lat";
}
}
final MetadataElement globalAttributes =
product.getMetadataRoot().getElement("Global_Attributes");
easting = (float) globalAttributes.getAttribute(east).getData().getElemDouble();
float westing = (float) globalAttributes.getAttribute(west).getData().getElemDouble();
pixelSizeX = Math.abs(easting - westing) / product.getSceneRasterWidth();
northing = (float) globalAttributes.getAttribute(north).getData().getElemDouble();
float southing = (float) globalAttributes.getAttribute(south).getData().getElemDouble();
if (northing < southing) {
mustFlipY = true;
northing = (float) globalAttributes.getAttribute(south).getData().getElemDouble();
southing = (float) globalAttributes.getAttribute(north).getData().getElemDouble();
}
pixelSizeY = Math.abs(northing - southing) / product.getSceneRasterHeight();
if (pixelRegistered) {
northing -= pixelSizeY / 2.0;
westing += pixelSizeX / 2.0;
} else {
pixelX = 0.0;
pixelY = 0.0;
}
try {
product.setGeoCoding(
new CrsGeoCoding(
DefaultGeographicCRS.WGS84,
product.getSceneRasterWidth(),
product.getSceneRasterHeight(),
westing,
northing,
pixelSizeX,
pixelSizeY,
pixelX,
pixelY));
} catch (FactoryException e) {
throw new IllegalStateException(e);
} catch (TransformException e) {
throw new IllegalStateException(e);
}
}
}
@Override
protected Product readProductNodesImpl() throws IOException {
final String s = getInput().toString();
final File file0 = new File(s);
final File dir = file0.getParentFile();
final S2FilenameInfo fni0 = S2FilenameInfo.create(file0.getName());
if (fni0 == null) {
throw new IOException();
}
Header metadataHeader = null;
final Map<Integer, BandInfo> fileMap = new HashMap<Integer, BandInfo>();
if (dir != null) {
File[] files =
dir.listFiles(
new FilenameFilter() {
@Override
public boolean accept(File dir, String name) {
return name.endsWith(Sentinel2ProductReaderPlugIn.JP2_EXT);
}
});
if (files != null) {
for (File file : files) {
int bandIndex = fni0.getBand(file.getName());
if (bandIndex >= 0 && bandIndex < WAVEBAND_INFOS.length) {
final S2WavebandInfo wavebandInfo = WAVEBAND_INFOS[bandIndex];
BandInfo bandInfo =
new BandInfo(
file, bandIndex, wavebandInfo, imageLayouts[wavebandInfo.resolution.id]);
fileMap.put(bandIndex, bandInfo);
}
}
}
File[] metadataFiles =
dir.listFiles(
new FilenameFilter() {
@Override
public boolean accept(File dir, String name) {
return name.startsWith("MTD_") && name.endsWith(".xml");
}
});
if (metadataFiles != null && metadataFiles.length > 0) {
File metadataFile = metadataFiles[0];
try {
metadataHeader = Header.parseHeader(metadataFile);
} catch (JDOMException e) {
BeamLogManager.getSystemLogger()
.warning("Failed to parse metadata file: " + metadataFile);
}
} else {
BeamLogManager.getSystemLogger().warning("No metadata file found");
}
}
final ArrayList<Integer> bandIndexes = new ArrayList<Integer>(fileMap.keySet());
Collections.sort(bandIndexes);
if (bandIndexes.isEmpty()) {
throw new IOException("No valid bands found.");
}
String prodType = "S2_MSI_" + fni0.procLevel;
final Product product =
new Product(
String.format("%s_%s_%s", prodType, fni0.orbitNo, fni0.tileId),
prodType,
imageLayouts[S2Resolution.R10M.id].width,
imageLayouts[S2Resolution.R10M.id].height);
try {
product.setStartTime(ProductData.UTC.parse(fni0.start, "yyyyMMddHHmmss"));
} catch (ParseException e) {
// warn
}
try {
product.setEndTime(ProductData.UTC.parse(fni0.stop, "yyyyMMddHHmmss"));
} catch (ParseException e) {
// warn
}
if (metadataHeader != null) {
SceneDescription sceneDescription = SceneDescription.create(metadataHeader);
int tileIndex = sceneDescription.getTileIndex(fni0.tileId);
Envelope2D tileEnvelope = sceneDescription.getTileEnvelope(tileIndex);
Header.Tile tile = metadataHeader.getTileList().get(tileIndex);
try {
product.setGeoCoding(
new CrsGeoCoding(
tileEnvelope.getCoordinateReferenceSystem(),
imageLayouts[S2Resolution.R10M.id].width,
imageLayouts[S2Resolution.R10M.id].height,
tile.tileGeometry10M.upperLeftX,
tile.tileGeometry10M.upperLeftY,
tile.tileGeometry10M.xDim,
-tile.tileGeometry10M.yDim,
0.0,
0.0));
} catch (FactoryException e) {
// todo - handle e
} catch (TransformException e) {
// todo - handle e
}
}
for (Integer bandIndex : bandIndexes) {
final BandInfo bandInfo = fileMap.get(bandIndex);
final Band band = product.addBand(bandInfo.wavebandInfo.bandName, ProductData.TYPE_UINT16);
band.setSpectralWavelength((float) bandInfo.wavebandInfo.centralWavelength);
band.setSpectralBandwidth((float) bandInfo.wavebandInfo.bandWidth);
band.setSpectralBandIndex(bandIndex);
band.setSourceImage(new DefaultMultiLevelImage(new Jp2MultiLevelSource(bandInfo)));
}
product.setNumResolutionLevels(imageLayouts[0].numResolutions);
return product;
}