private static void addSRGRCoefficients(
final MetadataElement absRoot, final MetadataElement coordinateConversion) {
if (coordinateConversion == null) return;
final MetadataElement coordinateConversionList =
coordinateConversion.getElement("coordinateConversionList");
if (coordinateConversionList == null) return;
final MetadataElement srgrCoefficientsElem =
absRoot.getElement(AbstractMetadata.srgr_coefficients);
int listCnt = 1;
for (MetadataElement elem : coordinateConversionList.getElements()) {
final MetadataElement srgrListElem =
new MetadataElement(AbstractMetadata.srgr_coef_list + '.' + listCnt);
srgrCoefficientsElem.addElement(srgrListElem);
++listCnt;
final ProductData.UTC utcTime = ReaderUtils.getTime(elem, "azimuthTime", standardDateFormat);
srgrListElem.setAttributeUTC(AbstractMetadata.srgr_coef_time, utcTime);
final double grOrigin = elem.getAttributeDouble("gr0", 0);
AbstractMetadata.addAbstractedAttribute(
srgrListElem,
AbstractMetadata.ground_range_origin,
ProductData.TYPE_FLOAT64,
"m",
"Ground Range Origin");
AbstractMetadata.setAttribute(srgrListElem, AbstractMetadata.ground_range_origin, grOrigin);
final String coeffStr =
elem.getElement("grsrCoefficients").getAttributeString("grsrCoefficients", "");
if (!coeffStr.isEmpty()) {
final StringTokenizer st = new StringTokenizer(coeffStr);
int cnt = 1;
while (st.hasMoreTokens()) {
final double coefValue = Double.parseDouble(st.nextToken());
final MetadataElement coefElem =
new MetadataElement(AbstractMetadata.coefficient + '.' + cnt);
srgrListElem.addElement(coefElem);
++cnt;
AbstractMetadata.addAbstractedAttribute(
coefElem,
AbstractMetadata.srgr_coef,
ProductData.TYPE_FLOAT64,
"",
"SRGR Coefficient");
AbstractMetadata.setAttribute(coefElem, AbstractMetadata.srgr_coef, coefValue);
}
}
}
}
private static void addDopplerCentroidCoefficients(
final MetadataElement absRoot, final MetadataElement dopplerCentroid) {
if (dopplerCentroid == null) return;
final MetadataElement dcEstimateList = dopplerCentroid.getElement("dcEstimateList");
if (dcEstimateList == null) return;
final MetadataElement dopplerCentroidCoefficientsElem =
absRoot.getElement(AbstractMetadata.dop_coefficients);
int listCnt = 1;
for (MetadataElement elem : dcEstimateList.getElements()) {
final MetadataElement dopplerListElem =
new MetadataElement(AbstractMetadata.dop_coef_list + '.' + listCnt);
dopplerCentroidCoefficientsElem.addElement(dopplerListElem);
++listCnt;
final ProductData.UTC utcTime = ReaderUtils.getTime(elem, "azimuthTime", standardDateFormat);
dopplerListElem.setAttributeUTC(AbstractMetadata.dop_coef_time, utcTime);
final double refTime = elem.getAttributeDouble("t0", 0) * 1e9; // s to ns
AbstractMetadata.addAbstractedAttribute(
dopplerListElem,
AbstractMetadata.slant_range_time,
ProductData.TYPE_FLOAT64,
"ns",
"Slant Range Time");
AbstractMetadata.setAttribute(dopplerListElem, AbstractMetadata.slant_range_time, refTime);
final String coeffStr =
elem.getElement("geometryDcPolynomial").getAttributeString("geometryDcPolynomial", "");
if (!coeffStr.isEmpty()) {
final StringTokenizer st = new StringTokenizer(coeffStr);
int cnt = 1;
while (st.hasMoreTokens()) {
final double coefValue = Double.parseDouble(st.nextToken());
final MetadataElement coefElem =
new MetadataElement(AbstractMetadata.coefficient + '.' + cnt);
dopplerListElem.addElement(coefElem);
++cnt;
AbstractMetadata.addAbstractedAttribute(
coefElem,
AbstractMetadata.dop_coef,
ProductData.TYPE_FLOAT64,
"",
"Doppler Centroid Coefficient");
AbstractMetadata.setAttribute(coefElem, AbstractMetadata.dop_coef, coefValue);
}
}
}
}
private double getBandTerrainHeight(final MetadataElement prodElem) {
final MetadataElement generalAnnotation = prodElem.getElement("generalAnnotation");
final MetadataElement terrainHeightList = generalAnnotation.getElement("terrainHeightList");
double heightSum = 0.0;
final MetadataElement[] heightList = terrainHeightList.getElements();
int cnt = 0;
for (MetadataElement terrainHeight : heightList) {
heightSum += terrainHeight.getAttributeDouble("value");
++cnt;
}
return heightSum / cnt;
}
private static void addVector(
final String name,
final MetadataElement orbitVectorListElem,
final MetadataElement orbitElem,
final int num) {
final MetadataElement orbitVectorElem = new MetadataElement(name + num);
final MetadataElement positionElem = orbitElem.getElement("position");
final MetadataElement velocityElem = orbitElem.getElement("velocity");
orbitVectorElem.setAttributeUTC(
AbstractMetadata.orbit_vector_time,
ReaderUtils.getTime(orbitElem, "time", standardDateFormat));
orbitVectorElem.setAttributeDouble(
AbstractMetadata.orbit_vector_x_pos, positionElem.getAttributeDouble("x", 0));
orbitVectorElem.setAttributeDouble(
AbstractMetadata.orbit_vector_y_pos, positionElem.getAttributeDouble("y", 0));
orbitVectorElem.setAttributeDouble(
AbstractMetadata.orbit_vector_z_pos, positionElem.getAttributeDouble("z", 0));
orbitVectorElem.setAttributeDouble(
AbstractMetadata.orbit_vector_x_vel, velocityElem.getAttributeDouble("x", 0));
orbitVectorElem.setAttributeDouble(
AbstractMetadata.orbit_vector_y_vel, velocityElem.getAttributeDouble("y", 0));
orbitVectorElem.setAttributeDouble(
AbstractMetadata.orbit_vector_z_vel, velocityElem.getAttributeDouble("z", 0));
orbitVectorListElem.addElement(orbitVectorElem);
}
private void addNoiseAbstractedMetadata(final MetadataElement origProdRoot) throws IOException {
MetadataElement noiseElement = origProdRoot.getElement("noise");
if (noiseElement == null) {
noiseElement = new MetadataElement("noise");
origProdRoot.addElement(noiseElement);
}
final String calibFolder = getRootFolder() + "annotation" + '/' + "calibration";
final String[] filenames = listFiles(calibFolder);
if (filenames != null) {
for (String metadataFile : filenames) {
if (metadataFile.startsWith("noise")) {
final Document xmlDoc =
XMLSupport.LoadXML(getInputStream(calibFolder + '/' + metadataFile));
final Element rootElement = xmlDoc.getRootElement();
final String name = metadataFile.replace("noise-", "");
final MetadataElement nameElem = new MetadataElement(name);
noiseElement.addElement(nameElem);
AbstractMetadataIO.AddXMLMetadata(rootElement, nameElem);
}
}
}
}
private void determineProductDimensions(final MetadataElement absRoot) throws IOException {
int totalWidth = 0, maxHeight = 0, k = 0;
String pol = null;
for (Map.Entry<String, ImageIOFile> stringImageIOFileEntry : bandImageFileMap.entrySet()) {
final ImageIOFile img = stringImageIOFileEntry.getValue();
final String imgName = img.getName().toLowerCase();
final String bandMetadataName = imgBandMetadataMap.get(imgName);
if (bandMetadataName == null) {
throw new IOException("Metadata for measurement dataset " + imgName + " not found");
}
if (k == 0) {
pol = bandMetadataName.substring(bandMetadataName.lastIndexOf("_") + 1);
} else if (!bandMetadataName.substring(bandMetadataName.lastIndexOf("_") + 1).equals(pol)) {
continue;
}
k++;
final MetadataElement bandMetadata = absRoot.getElement(bandMetadataName);
int width = bandMetadata.getAttributeInt(AbstractMetadata.num_samples_per_line);
int height = bandMetadata.getAttributeInt(AbstractMetadata.num_output_lines);
totalWidth += width;
if (height > maxHeight) {
maxHeight = height;
}
}
if (isSLC() && isTOPSAR()) { // approximate does not account for overlap
absRoot.setAttributeInt(AbstractMetadata.num_samples_per_line, totalWidth);
absRoot.setAttributeInt(AbstractMetadata.num_output_lines, maxHeight);
}
}
@Override
public Product createProduct() throws IOException {
final MetadataElement newRoot = addMetaData();
findImages();
final MetadataElement absRoot = newRoot.getElement(AbstractMetadata.ABSTRACT_METADATA_ROOT);
determineProductDimensions(absRoot);
final int sceneWidth = absRoot.getAttributeInt(AbstractMetadata.num_samples_per_line);
final int sceneHeight = absRoot.getAttributeInt(AbstractMetadata.num_output_lines);
final Product product =
new Product(getProductName(), getProductType(), sceneWidth, sceneHeight);
updateProduct(product, newRoot);
addBands(product);
addGeoCoding(product);
product.setName(getProductName());
// product.setProductType(getProductType());
product.setDescription(getProductDescription());
ReaderUtils.addMetadataProductSize(product);
return product;
}
private MetadataElement getProcessingGraphMetadata() {
final MetadataElement processingGraphMetadata = globalMetadata.asMetadataElement();
final MetadataElement node_0 = processingGraphMetadata.getElement("node.0");
node_0.addElement(metadataAggregator.getMetadata());
return processingGraphMetadata;
}
private static void addOrbitStateVectors(
final MetadataElement absRoot, final MetadataElement orbitList) {
final MetadataElement orbitVectorListElem =
absRoot.getElement(AbstractMetadata.orbit_state_vectors);
final MetadataElement[] stateVectorElems = orbitList.getElements();
for (int i = 1; i <= stateVectorElems.length; ++i) {
addVector(AbstractMetadata.orbit_vector, orbitVectorListElem, stateVectorElems[i - 1], i);
}
// set state vector time
if (absRoot
.getAttributeUTC(AbstractMetadata.STATE_VECTOR_TIME, AbstractMetadata.NO_METADATA_UTC)
.equalElems(AbstractMetadata.NO_METADATA_UTC)) {
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.STATE_VECTOR_TIME,
ReaderUtils.getTime(stateVectorElems[0], "time", standardDateFormat));
}
}
private void addTiePointGrids(final Band band, final String imgXMLName, final String tpgPrefix) {
// System.out.println("S1L1Dir.addTiePointGrids: band = " + band.getName() + " imgXMLName = " +
// imgXMLName + " tpgPrefix = " + tpgPrefix);
final Product product = band.getProduct();
String pre = "";
if (!tpgPrefix.isEmpty()) pre = tpgPrefix + '_';
final TiePointGrid existingLatTPG = product.getTiePointGrid(pre + OperatorUtils.TPG_LATITUDE);
final TiePointGrid existingLonTPG = product.getTiePointGrid(pre + OperatorUtils.TPG_LONGITUDE);
if (existingLatTPG != null && existingLonTPG != null) {
// System.out.println("for band = " + band.getName() + ", use existing TPG");
// reuse geocoding
final TiePointGeoCoding tpGeoCoding =
new TiePointGeoCoding(existingLatTPG, existingLonTPG, Datum.WGS_84);
band.setGeoCoding(tpGeoCoding);
return;
}
// System.out.println("add new TPG for band = " + band.getName());
final String annotation = FileUtils.exchangeExtension(imgXMLName, ".xml");
final MetadataElement origProdRoot = AbstractMetadata.getOriginalProductMetadata(product);
final MetadataElement annotationElem = origProdRoot.getElement("annotation");
final MetadataElement imgElem = annotationElem.getElement(annotation);
final MetadataElement productElem = imgElem.getElement("product");
final MetadataElement geolocationGrid = productElem.getElement("geolocationGrid");
final MetadataElement geolocationGridPointList =
geolocationGrid.getElement("geolocationGridPointList");
final MetadataElement[] geoGrid = geolocationGridPointList.getElements();
// System.out.println("geoGrid.length = " + geoGrid.length);
final double[] latList = new double[geoGrid.length];
final double[] lngList = new double[geoGrid.length];
final double[] incidenceAngleList = new double[geoGrid.length];
final double[] elevAngleList = new double[geoGrid.length];
final double[] rangeTimeList = new double[geoGrid.length];
final int[] x = new int[geoGrid.length];
final int[] y = new int[geoGrid.length];
// Loop through the list of geolocation grid points, assuming that it represents a row-major
// rectangular grid.
int gridWidth = 0, gridHeight = 0;
int i = 0;
for (MetadataElement ggPoint : geoGrid) {
latList[i] = ggPoint.getAttributeDouble("latitude", 0);
lngList[i] = ggPoint.getAttributeDouble("longitude", 0);
incidenceAngleList[i] = ggPoint.getAttributeDouble("incidenceAngle", 0);
elevAngleList[i] = ggPoint.getAttributeDouble("elevationAngle", 0);
rangeTimeList[i] =
ggPoint.getAttributeDouble("slantRangeTime", 0) * Constants.oneBillion; // s to ns
x[i] = (int) ggPoint.getAttributeDouble("pixel", 0);
y[i] = (int) ggPoint.getAttributeDouble("line", 0);
if (x[i] == 0) {
// This means we are at the start of a new line
if (gridWidth
== 0) // Here we are implicitly assuming that the pixel horizontal spacing is assumed to
// be the same from line to line.
gridWidth = i;
++gridHeight;
}
++i;
}
// System.out.println("geoGrid w = " + gridWidth + "; h = " + gridHeight);
final int newGridWidth = gridWidth;
final int newGridHeight = gridHeight;
final float[] newLatList = new float[newGridWidth * newGridHeight];
final float[] newLonList = new float[newGridWidth * newGridHeight];
final float[] newIncList = new float[newGridWidth * newGridHeight];
final float[] newElevList = new float[newGridWidth * newGridHeight];
final float[] newslrtList = new float[newGridWidth * newGridHeight];
final int sceneRasterWidth = band.getSceneRasterWidth();
final int sceneRasterHeight = band.getSceneRasterHeight();
final double subSamplingX = (double) sceneRasterWidth / (newGridWidth - 1);
final double subSamplingY = (double) sceneRasterHeight / (newGridHeight - 1);
getListInEvenlySpacedGrid(
sceneRasterWidth,
sceneRasterHeight,
gridWidth,
gridHeight,
x,
y,
latList,
newGridWidth,
newGridHeight,
subSamplingX,
subSamplingY,
newLatList);
getListInEvenlySpacedGrid(
sceneRasterWidth,
sceneRasterHeight,
gridWidth,
gridHeight,
x,
y,
lngList,
newGridWidth,
newGridHeight,
subSamplingX,
subSamplingY,
newLonList);
getListInEvenlySpacedGrid(
sceneRasterWidth,
sceneRasterHeight,
gridWidth,
gridHeight,
x,
y,
incidenceAngleList,
newGridWidth,
newGridHeight,
subSamplingX,
subSamplingY,
newIncList);
getListInEvenlySpacedGrid(
sceneRasterWidth,
sceneRasterHeight,
gridWidth,
gridHeight,
x,
y,
elevAngleList,
newGridWidth,
newGridHeight,
subSamplingX,
subSamplingY,
newElevList);
getListInEvenlySpacedGrid(
sceneRasterWidth,
sceneRasterHeight,
gridWidth,
gridHeight,
x,
y,
rangeTimeList,
newGridWidth,
newGridHeight,
subSamplingX,
subSamplingY,
newslrtList);
TiePointGrid latGrid = product.getTiePointGrid(pre + OperatorUtils.TPG_LATITUDE);
if (latGrid == null) {
latGrid =
new TiePointGrid(
pre + OperatorUtils.TPG_LATITUDE,
newGridWidth,
newGridHeight,
0.5f,
0.5f,
subSamplingX,
subSamplingY,
newLatList);
latGrid.setUnit(Unit.DEGREES);
product.addTiePointGrid(latGrid);
}
TiePointGrid lonGrid = product.getTiePointGrid(pre + OperatorUtils.TPG_LONGITUDE);
if (lonGrid == null) {
lonGrid =
new TiePointGrid(
pre + OperatorUtils.TPG_LONGITUDE,
newGridWidth,
newGridHeight,
0.5f,
0.5f,
subSamplingX,
subSamplingY,
newLonList,
TiePointGrid.DISCONT_AT_180);
lonGrid.setUnit(Unit.DEGREES);
product.addTiePointGrid(lonGrid);
}
if (product.getTiePointGrid(pre + OperatorUtils.TPG_INCIDENT_ANGLE) == null) {
final TiePointGrid incidentAngleGrid =
new TiePointGrid(
pre + OperatorUtils.TPG_INCIDENT_ANGLE,
newGridWidth,
newGridHeight,
0.5f,
0.5f,
subSamplingX,
subSamplingY,
newIncList);
incidentAngleGrid.setUnit(Unit.DEGREES);
product.addTiePointGrid(incidentAngleGrid);
}
if (product.getTiePointGrid(pre + OperatorUtils.TPG_ELEVATION_ANGLE) == null) {
final TiePointGrid elevAngleGrid =
new TiePointGrid(
pre + OperatorUtils.TPG_ELEVATION_ANGLE,
newGridWidth,
newGridHeight,
0.5f,
0.5f,
subSamplingX,
subSamplingY,
newElevList);
elevAngleGrid.setUnit(Unit.DEGREES);
product.addTiePointGrid(elevAngleGrid);
}
if (product.getTiePointGrid(pre + OperatorUtils.TPG_SLANT_RANGE_TIME) == null) {
final TiePointGrid slantRangeGrid =
new TiePointGrid(
pre + OperatorUtils.TPG_SLANT_RANGE_TIME,
newGridWidth,
newGridHeight,
0.5f,
0.5f,
subSamplingX,
subSamplingY,
newslrtList);
slantRangeGrid.setUnit(Unit.NANOSECONDS);
product.addTiePointGrid(slantRangeGrid);
}
final TiePointGeoCoding tpGeoCoding = new TiePointGeoCoding(latGrid, lonGrid, Datum.WGS_84);
bandGeocodingMap.put(band, tpGeoCoding);
}
private static MetadataElement findElement(final MetadataElement elem, final String name) {
final MetadataElement metadataWrap = elem.getElement("metadataWrap");
final MetadataElement xmlData = metadataWrap.getElement("xmlData");
return xmlData.getElement(name);
}
private void addBandAbstractedMetadata(
final MetadataElement absRoot, final MetadataElement origProdRoot) throws IOException {
MetadataElement annotationElement = origProdRoot.getElement("annotation");
if (annotationElement == null) {
annotationElement = new MetadataElement("annotation");
origProdRoot.addElement(annotationElement);
}
// collect range and azimuth spacing
double rangeSpacingTotal = 0;
double azimuthSpacingTotal = 0;
boolean commonMetadataRetrieved = false;
double heightSum = 0.0;
int numBands = 0;
final String annotFolder = getRootFolder() + "annotation";
final String[] filenames = listFiles(annotFolder);
if (filenames != null) {
for (String metadataFile : filenames) {
final Document xmlDoc =
XMLSupport.LoadXML(getInputStream(annotFolder + '/' + metadataFile));
final Element rootElement = xmlDoc.getRootElement();
final MetadataElement nameElem = new MetadataElement(metadataFile);
annotationElement.addElement(nameElem);
AbstractMetadataIO.AddXMLMetadata(rootElement, nameElem);
final MetadataElement prodElem = nameElem.getElement("product");
final MetadataElement adsHeader = prodElem.getElement("adsHeader");
final String swath = adsHeader.getAttributeString("swath");
final String pol = adsHeader.getAttributeString("polarisation");
final ProductData.UTC startTime = getTime(adsHeader, "startTime");
final ProductData.UTC stopTime = getTime(adsHeader, "stopTime");
final String bandRootName = AbstractMetadata.BAND_PREFIX + swath + '_' + pol;
final MetadataElement bandAbsRoot =
AbstractMetadata.addBandAbstractedMetadata(absRoot, bandRootName);
final String imgName = FileUtils.exchangeExtension(metadataFile, ".tiff");
imgBandMetadataMap.put(imgName, bandRootName);
AbstractMetadata.setAttribute(bandAbsRoot, AbstractMetadata.SWATH, swath);
AbstractMetadata.setAttribute(bandAbsRoot, AbstractMetadata.polarization, pol);
AbstractMetadata.setAttribute(bandAbsRoot, AbstractMetadata.annotation, metadataFile);
AbstractMetadata.setAttribute(bandAbsRoot, AbstractMetadata.first_line_time, startTime);
AbstractMetadata.setAttribute(bandAbsRoot, AbstractMetadata.last_line_time, stopTime);
if (AbstractMetadata.isNoData(absRoot, AbstractMetadata.mds1_tx_rx_polar)) {
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.mds1_tx_rx_polar, pol);
} else {
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.mds2_tx_rx_polar, pol);
}
final MetadataElement imageAnnotation = prodElem.getElement("imageAnnotation");
final MetadataElement imageInformation = imageAnnotation.getElement("imageInformation");
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.data_take_id,
Integer.parseInt(adsHeader.getAttributeString("missionDataTakeId")));
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.slice_num,
Integer.parseInt(imageInformation.getAttributeString("sliceNumber")));
rangeSpacingTotal += imageInformation.getAttributeDouble("rangePixelSpacing");
azimuthSpacingTotal += imageInformation.getAttributeDouble("azimuthPixelSpacing");
AbstractMetadata.setAttribute(
bandAbsRoot,
AbstractMetadata.line_time_interval,
imageInformation.getAttributeDouble("azimuthTimeInterval"));
AbstractMetadata.setAttribute(
bandAbsRoot,
AbstractMetadata.num_samples_per_line,
imageInformation.getAttributeInt("numberOfSamples"));
AbstractMetadata.setAttribute(
bandAbsRoot,
AbstractMetadata.num_output_lines,
imageInformation.getAttributeInt("numberOfLines"));
AbstractMetadata.setAttribute(
bandAbsRoot,
AbstractMetadata.sample_type,
imageInformation.getAttributeString("pixelValue").toUpperCase());
heightSum += getBandTerrainHeight(prodElem);
if (!commonMetadataRetrieved) {
// these should be the same for all swaths
// set to absRoot
final MetadataElement generalAnnotation = prodElem.getElement("generalAnnotation");
final MetadataElement productInformation =
generalAnnotation.getElement("productInformation");
final MetadataElement processingInformation =
imageAnnotation.getElement("processingInformation");
final MetadataElement swathProcParamsList =
processingInformation.getElement("swathProcParamsList");
final MetadataElement swathProcParams = swathProcParamsList.getElement("swathProcParams");
final MetadataElement rangeProcessing = swathProcParams.getElement("rangeProcessing");
final MetadataElement azimuthProcessing = swathProcParams.getElement("azimuthProcessing");
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.range_sampling_rate,
productInformation.getAttributeDouble("rangeSamplingRate") / Constants.oneMillion);
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.radar_frequency,
productInformation.getAttributeDouble("radarFrequency") / Constants.oneMillion);
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.line_time_interval,
imageInformation.getAttributeDouble("azimuthTimeInterval"));
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.slant_range_to_first_pixel,
imageInformation.getAttributeDouble("slantRangeTime") * Constants.halfLightSpeed);
final MetadataElement downlinkInformationList =
generalAnnotation.getElement("downlinkInformationList");
final MetadataElement downlinkInformation =
downlinkInformationList.getElement("downlinkInformation");
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.pulse_repetition_frequency,
downlinkInformation.getAttributeDouble("prf"));
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.range_bandwidth,
rangeProcessing.getAttributeDouble("processingBandwidth") / Constants.oneMillion);
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.azimuth_bandwidth,
azimuthProcessing.getAttributeDouble("processingBandwidth"));
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.range_looks,
rangeProcessing.getAttributeDouble("numberOfLooks"));
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.azimuth_looks,
azimuthProcessing.getAttributeDouble("numberOfLooks"));
if (!isTOPSAR() || !isSLC()) {
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.num_output_lines,
imageInformation.getAttributeInt("numberOfLines"));
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.num_samples_per_line,
imageInformation.getAttributeInt("numberOfSamples"));
}
addOrbitStateVectors(absRoot, generalAnnotation.getElement("orbitList"));
addSRGRCoefficients(absRoot, prodElem.getElement("coordinateConversion"));
addDopplerCentroidCoefficients(absRoot, prodElem.getElement("dopplerCentroid"));
commonMetadataRetrieved = true;
}
++numBands;
}
}
// set average to absRoot
AbstractMetadata.setAttribute(
absRoot, AbstractMetadata.range_spacing, rangeSpacingTotal / (double) numBands);
AbstractMetadata.setAttribute(
absRoot, AbstractMetadata.azimuth_spacing, azimuthSpacingTotal / (double) numBands);
AbstractMetadata.setAttribute(
absRoot, AbstractMetadata.avg_scene_height, heightSum / filenames.length);
}
static void addManifestMetadata(
final String productName,
final MetadataElement absRoot,
final MetadataElement origProdRoot,
boolean isOCN) {
final String defStr = AbstractMetadata.NO_METADATA_STRING;
final int defInt = AbstractMetadata.NO_METADATA;
final MetadataElement XFDU = origProdRoot.getElement("XFDU");
final MetadataElement informationPackageMap = XFDU.getElement("informationPackageMap");
final MetadataElement contentUnit = informationPackageMap.getElement("contentUnit");
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.PRODUCT, productName);
final String descriptor = contentUnit.getAttributeString("textInfo", defStr);
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.SPH_DESCRIPTOR, descriptor);
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.antenna_pointing, "right");
final MetadataElement metadataSection = XFDU.getElement("metadataSection");
final MetadataElement[] metadataObjectList = metadataSection.getElements();
for (MetadataElement metadataObject : metadataObjectList) {
final String id = metadataObject.getAttributeString("ID", defStr);
if (id.endsWith("Annotation") || id.endsWith("Schema")) {
// continue;
} else if (id.equals("processing")) {
final MetadataElement processing = findElement(metadataObject, "processing");
final MetadataElement facility = processing.getElement("facility");
final MetadataElement software = facility.getElement("software");
final String org = facility.getAttributeString("organisation");
final String name = software.getAttributeString("name");
final String version = software.getAttributeString("version");
AbstractMetadata.setAttribute(
absRoot, AbstractMetadata.ProcessingSystemIdentifier, org + ' ' + name + ' ' + version);
final ProductData.UTC start = getTime(processing, "start");
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.PROC_TIME, start);
} else if (id.equals("acquisitionPeriod")) {
final MetadataElement acquisitionPeriod = findElement(metadataObject, "acquisitionPeriod");
final ProductData.UTC startTime = getTime(acquisitionPeriod, "startTime");
final ProductData.UTC stopTime = getTime(acquisitionPeriod, "stopTime");
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.first_line_time, startTime);
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.last_line_time, stopTime);
} else if (id.equals("platform")) {
final MetadataElement platform = findElement(metadataObject, "platform");
String missionName = platform.getAttributeString("familyName", "Sentinel-1");
final String number = platform.getAttributeString("number", defStr);
if (!missionName.equals("ENVISAT")) missionName += number;
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.MISSION, missionName);
final MetadataElement instrument = platform.getElement("instrument");
AbstractMetadata.setAttribute(
absRoot, AbstractMetadata.SWATH, instrument.getAttributeString("swath", defStr));
String acqMode = instrument.getAttributeString("mode", defStr);
if (acqMode == null || acqMode.equals(defStr)) {
final MetadataElement extensionElem = instrument.getElement("extension");
if (extensionElem != null) {
final MetadataElement instrumentModeElem = extensionElem.getElement("instrumentMode");
if (instrumentModeElem != null)
acqMode = instrumentModeElem.getAttributeString("mode", defStr);
}
}
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.ACQUISITION_MODE, acqMode);
} else if (id.equals("measurementOrbitReference")) {
final MetadataElement orbitReference = findElement(metadataObject, "orbitReference");
final MetadataElement orbitNumber =
findElementContaining(orbitReference, "OrbitNumber", "type", "start");
final MetadataElement relativeOrbitNumber =
findElementContaining(orbitReference, "relativeOrbitNumber", "type", "start");
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.ABS_ORBIT,
orbitNumber.getAttributeInt("orbitNumber", defInt));
AbstractMetadata.setAttribute(
absRoot,
AbstractMetadata.REL_ORBIT,
relativeOrbitNumber.getAttributeInt("relativeOrbitNumber", defInt));
AbstractMetadata.setAttribute(
absRoot, AbstractMetadata.CYCLE, orbitReference.getAttributeInt("cycleNumber", defInt));
String pass = orbitReference.getAttributeString("pass", defStr);
if (pass.equals(defStr)) {
final MetadataElement extension = orbitReference.getElement("extension");
final MetadataElement orbitProperties = extension.getElement("orbitProperties");
pass = orbitProperties.getAttributeString("pass", defStr);
}
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.PASS, pass);
} else if (id.equals("measurementFrameSet")) {
} else if (id.equals("generalProductInformation")) {
MetadataElement generalProductInformation =
findElement(metadataObject, "generalProductInformation");
if (generalProductInformation == null)
generalProductInformation = findElement(metadataObject, "standAloneProductInformation");
String productType = "unknown";
if (isOCN) {
productType = "OCN";
} else {
if (generalProductInformation != null)
productType = generalProductInformation.getAttributeString("productType", defStr);
}
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.PRODUCT_TYPE, productType);
if (productType.contains("SLC")) {
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.SAMPLE_TYPE, "COMPLEX");
} else {
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.SAMPLE_TYPE, "DETECTED");
AbstractMetadata.setAttribute(absRoot, AbstractMetadata.srgr_flag, 1);
}
}
}
}
@Override
protected void addBands(final Product product) {
String bandName;
boolean real = true;
Band lastRealBand = null;
String unit;
final MetadataElement absRoot = AbstractMetadata.getAbstractedMetadata(product);
for (Map.Entry<String, ImageIOFile> stringImageIOFileEntry : bandImageFileMap.entrySet()) {
final ImageIOFile img = stringImageIOFileEntry.getValue();
final String imgName = img.getName().toLowerCase();
final MetadataElement bandMetadata = absRoot.getElement(imgBandMetadataMap.get(imgName));
final String swath = bandMetadata.getAttributeString(AbstractMetadata.swath);
final String pol = bandMetadata.getAttributeString(AbstractMetadata.polarization);
final int width = bandMetadata.getAttributeInt(AbstractMetadata.num_samples_per_line);
final int height = bandMetadata.getAttributeInt(AbstractMetadata.num_output_lines);
String tpgPrefix = "";
String suffix = pol;
if (isSLC() && isTOPSAR()) {
suffix = swath + '_' + pol;
tpgPrefix = swath;
}
int numImages = img.getNumImages();
if (isSLC()) {
numImages *= 2; // real + imaginary
}
for (int i = 0; i < numImages; ++i) {
if (isSLC()) {
for (int b = 0; b < img.getNumBands(); ++b) {
if (real) {
bandName = "i" + '_' + suffix;
unit = Unit.REAL;
} else {
bandName = "q" + '_' + suffix;
unit = Unit.IMAGINARY;
}
final Band band = new Band(bandName, ProductData.TYPE_INT16, width, height);
band.setUnit(unit);
product.addBand(band);
bandMap.put(band, new ImageIOFile.BandInfo(band, img, i, b));
AbstractMetadata.addBandToBandMap(bandMetadata, bandName);
if (real) {
lastRealBand = band;
} else {
ReaderUtils.createVirtualIntensityBand(product, lastRealBand, band, '_' + suffix);
}
real = !real;
// add tiepointgrids and geocoding for band
addTiePointGrids(band, imgName, tpgPrefix);
// reset to null so it doesn't adopt a geocoding from the bands
product.setGeoCoding(null);
}
} else {
for (int b = 0; b < img.getNumBands(); ++b) {
bandName = "Amplitude" + '_' + suffix;
final Band band = new Band(bandName, ProductData.TYPE_INT32, width, height);
band.setUnit(Unit.AMPLITUDE);
product.addBand(band);
bandMap.put(band, new ImageIOFile.BandInfo(band, img, i, b));
AbstractMetadata.addBandToBandMap(bandMetadata, bandName);
SARReader.createVirtualIntensityBand(product, band, '_' + suffix);
// add tiepointgrids and geocoding for band
addTiePointGrids(band, imgName, tpgPrefix);
}
}
}
}
}