private Integer createBandH5D(Band band) throws IOException { final int w = band.getRasterWidth(); final int h = band.getRasterHeight(); long[] dims = new long[] {h, w}; int datasetID = -1; int fileTypeID = -1; int fileSpaceID = -1; try { fileTypeID = createH5TypeID(band.getDataType()); fileSpaceID = H5.H5Screate_simple(2, dims, null); datasetID = H5.H5Dcreate( _fileID, "/bands/" + band.getName(), fileTypeID, fileSpaceID, HDF5Constants.H5P_DEFAULT); try { // @todo 1 nf/tb - MEMOPT: add min, max here createScalarAttribute(datasetID, "raster_width", band.getRasterWidth()); createScalarAttribute(datasetID, "raster_height", band.getRasterHeight()); createScalarAttribute(datasetID, "scaling_factor", band.getScalingFactor()); createScalarAttribute(datasetID, "scaling_offset", band.getScalingOffset()); createScalarAttribute(datasetID, "log10_scaled", band.isLog10Scaled() ? "true" : "false"); createScalarAttribute(datasetID, "unit", band.getUnit()); createScalarAttribute(datasetID, "description", band.getDescription()); if (band.getSpectralBandIndex() >= 0) { createScalarAttribute(datasetID, "spectral_band_index", band.getSpectralBandIndex() + 1); createScalarAttribute(datasetID, "solar_flux", band.getSolarFlux()); createScalarAttribute(datasetID, "bandwidth", band.getSpectralBandwidth()); createScalarAttribute(datasetID, "wavelength", band.getSpectralWavelength()); } if (band.getFlagCoding() != null) { createScalarAttribute(datasetID, "flag_coding", band.getFlagCoding().getName()); } createScalarAttribute(datasetID, "CLASS", "IMAGE"); createScalarAttribute(datasetID, "IMAGE_VERSION", 1.2F); if (band.isStxSet()) { final Stx stx = band.getStx(); createScalarAttribute(datasetID, "min_sample", stx.getMinimum()); createScalarAttribute(datasetID, "max_sample", stx.getMaximum()); } if (band.getImageInfo() != null) { final ColorPaletteDef paletteDef = band.getImageInfo().getColorPaletteDef(); float[] minmax = new float[] { (float) paletteDef.getMinDisplaySample(), (float) paletteDef.getMaxDisplaySample() }; createArrayAttribute(datasetID, "IMAGE_MINMAXRANGE", minmax); } } catch (IOException e) { /* ignore IOException because these attributes are not very essential... */ Debug.trace("failed to create attribute: " + e.getMessage()); } } catch (HDF5Exception e) { closeH5D(datasetID); throw new ProductIOException(createErrorMessage(e)); } finally { closeH5S(fileSpaceID); closeH5T(fileTypeID); } return datasetID; }
protected void addBandsToProduct(Product product) { Debug.assertNotNull(getSourceProduct()); Debug.assertNotNull(product); for (int i = 0; i < getSourceProduct().getNumBands(); i++) { Band sourceBand = getSourceProduct().getBandAt(i); String bandName = sourceBand.getName(); if (isNodeAccepted(bandName)) { Band destBand; boolean treatVirtualBandsAsRealBands = false; if (getSubsetDef() != null && getSubsetDef().getTreatVirtualBandsAsRealBands()) { treatVirtualBandsAsRealBands = true; } // @todo 1 se/se - extract copy of a band or virtual band to create deep clone of band and // virtual band if (!treatVirtualBandsAsRealBands && sourceBand instanceof VirtualBand) { VirtualBand virtualSource = (VirtualBand) sourceBand; destBand = new VirtualBand( bandName, sourceBand.getDataType(), getSceneRasterWidth(), getSceneRasterHeight(), virtualSource.getExpression()); } else { destBand = new Band( bandName, sourceBand.getDataType(), getSceneRasterWidth(), getSceneRasterHeight()); } if (sourceBand.getUnit() != null) { destBand.setUnit(sourceBand.getUnit()); } if (sourceBand.getDescription() != null) { destBand.setDescription(sourceBand.getDescription()); } destBand.setScalingFactor(sourceBand.getScalingFactor()); destBand.setScalingOffset(sourceBand.getScalingOffset()); destBand.setLog10Scaled(sourceBand.isLog10Scaled()); destBand.setSpectralBandIndex(sourceBand.getSpectralBandIndex()); destBand.setSpectralWavelength(sourceBand.getSpectralWavelength()); destBand.setSpectralBandwidth(sourceBand.getSpectralBandwidth()); destBand.setSolarFlux(sourceBand.getSolarFlux()); if (sourceBand.isNoDataValueSet()) { destBand.setNoDataValue(sourceBand.getNoDataValue()); } destBand.setNoDataValueUsed(sourceBand.isNoDataValueUsed()); destBand.setValidPixelExpression(sourceBand.getValidPixelExpression()); FlagCoding sourceFlagCoding = sourceBand.getFlagCoding(); IndexCoding sourceIndexCoding = sourceBand.getIndexCoding(); if (sourceFlagCoding != null) { String flagCodingName = sourceFlagCoding.getName(); FlagCoding destFlagCoding = product.getFlagCodingGroup().get(flagCodingName); Debug.assertNotNull( destFlagCoding); // should not happen because flag codings should be already in // product destBand.setSampleCoding(destFlagCoding); } else if (sourceIndexCoding != null) { String indexCodingName = sourceIndexCoding.getName(); IndexCoding destIndexCoding = product.getIndexCodingGroup().get(indexCodingName); Debug.assertNotNull( destIndexCoding); // should not happen because index codings should be already in // product destBand.setSampleCoding(destIndexCoding); } else { destBand.setSampleCoding(null); } if (isFullScene(getSubsetDef()) && sourceBand.isStxSet()) { copyStx(sourceBand, destBand); } product.addBand(destBand); bandMap.put(destBand, sourceBand); } } for (final Map.Entry<Band, RasterDataNode> entry : bandMap.entrySet()) { copyImageInfo(entry.getValue(), entry.getKey()); } }