Exemple #1
0
  private void fixAttributes(Group g) {
    for (Variable v : g.getVariables()) {
      for (Attribute a : v.getAttributes()) {
        if (a.getShortName().equalsIgnoreCase("UNIT") || a.getShortName().equalsIgnoreCase("UNITS"))
          a.setShortName(CDM.UNITS);
        if (a.getShortName().equalsIgnoreCase("SCALE_FACTOR")) a.setShortName(CDM.SCALE_FACTOR);
        if (a.getShortName().equalsIgnoreCase("OFFSET")) a.setShortName(CDM.ADD_OFFSET);
      }
    }

    for (Group ng : g.getGroups()) {
      fixAttributes(ng);
    }
  }
Exemple #2
0
  private void handleMetadataGroup(Group group, MetadataElement metadataElement)
      throws ProductIOException {
    List<Variable> variables = group.getVariables();
    for (Variable variable : variables) {
      final String name = variable.getShortName();
      final int dataType = getProductDataType(variable);
      Array array;
      try {
        array = variable.read();
      } catch (IOException e) {
        throw new ProductIOException(e.getMessage());
      }
      final ProductData data = ProductData.createInstance(dataType, array.getStorage());
      final MetadataAttribute attribute = new MetadataAttribute("data", data, true);

      final MetadataElement sdsElement = new MetadataElement(name);
      sdsElement.addAttribute(attribute);
      metadataElement.addElement(sdsElement);

      final List<Attribute> list = variable.getAttributes();
      for (Attribute hdfAttribute : list) {
        final String attribName = hdfAttribute.getShortName();
        if ("units".equals(attribName)) {
          attribute.setUnit(hdfAttribute.getStringValue());
        } else if ("long_name".equals(attribName)) {
          attribute.setDescription(hdfAttribute.getStringValue());
        } else {
          addAttributeToElement(sdsElement, hdfAttribute);
        }
      }
    }
  }
Exemple #3
0
 protected void addAttributesToElement(
     List<Attribute> globalAttributes, final MetadataElement element) {
   for (Attribute attribute : globalAttributes) {
     // if (attribute.getName().contains("EV")) {
     if (attribute.getShortName().matches(".*(EV|Value|Bad|Nois|Electronics|Dead|Detector).*")) {
     } else {
       addAttributeToElement(element, attribute);
     }
   }
 }
Exemple #4
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 MetadataAttribute attributeToMetadata(Attribute attribute) {
   final int productDataType = getProductDataType(attribute.getDataType(), false, false);
   if (productDataType != -1) {
     ProductData productData;
     if (attribute.isString()) {
       productData = ProductData.createInstance(attribute.getStringValue());
     } else if (attribute.isArray()) {
       productData = ProductData.createInstance(productDataType, attribute.getLength());
       productData.setElems(attribute.getValues().getStorage());
     } else {
       productData = ProductData.createInstance(productDataType, 1);
       productData.setElems(attribute.getValues().getStorage());
     }
     return new MetadataAttribute(attribute.getShortName(), productData, true);
   }
   return null;
 }
Exemple #5
0
  protected Band addNewBand(Product product, Variable variable) {
    final int sceneRasterWidth = product.getSceneRasterWidth();
    final int sceneRasterHeight = product.getSceneRasterHeight();
    Band band = null;

    int variableRank = variable.getRank();
    if (variableRank == 2) {
      final int[] dimensions = variable.getShape();
      final int height = dimensions[0] - leadLineSkip - tailLineSkip;
      final int width = dimensions[1];
      if (height == sceneRasterHeight && width == sceneRasterWidth) {
        final String name = variable.getShortName();
        final int dataType = getProductDataType(variable);
        band = new Band(name, dataType, width, height);
        final String validExpression = bandInfoMap.get(name);
        if (validExpression != null && !validExpression.equals("")) {
          band.setValidPixelExpression(validExpression);
        }
        product.addBand(band);

        try {
          band.setNoDataValue(
              (double) variable.findAttribute("bad_value_scaled").getNumericValue().floatValue());
          band.setNoDataValueUsed(true);
        } catch (Exception ignored) {
        }

        final List<Attribute> list = variable.getAttributes();
        for (Attribute hdfAttribute : list) {
          final String attribName = hdfAttribute.getShortName();
          if ("units".equals(attribName)) {
            band.setUnit(hdfAttribute.getStringValue());
          } else if ("long_name".equals(attribName)) {
            band.setDescription(hdfAttribute.getStringValue());
          } else if ("slope".equals(attribName)) {
            band.setScalingFactor(hdfAttribute.getNumericValue(0).doubleValue());
          } else if ("intercept".equals(attribName)) {
            band.setScalingOffset(hdfAttribute.getNumericValue(0).doubleValue());
          }
        }
      }
    }
    return band;
  }
 public String getName() {
   return att.getShortName();
 }
  protected Map<Band, Variable> addSmiBands(Product product, List<Variable> variables) {
    final int sceneRasterWidth = product.getSceneRasterWidth();
    final int sceneRasterHeight = product.getSceneRasterHeight();
    Map<Band, Variable> bandToVariableMap = new HashMap<Band, Variable>();
    for (Variable variable : variables) {
      int variableRank = variable.getRank();
      if (variableRank == 2) {
        final int[] dimensions = variable.getShape();
        final int height = dimensions[0];
        final int width = dimensions[1];
        if (height == sceneRasterHeight && width == sceneRasterWidth) {
          String name = variable.getShortName();
          if (name.equals("l3m_data")) {
            try {
              name = getStringAttribute("Parameter") + " " + getStringAttribute("Measure");
            } catch (Exception e) {
              e.printStackTrace();
            }
          }

          final int dataType = getProductDataType(variable);
          final Band band = new Band(name, dataType, width, height);
          //                    band = new Band(name, dataType, width, height);

          product.addBand(band);

          try {
            Attribute fillvalue = variable.findAttribute("_FillValue");
            if (fillvalue == null) {
              fillvalue = variable.findAttribute("Fill");
            }
            if (fillvalue != null) {
              band.setNoDataValue((double) fillvalue.getNumericValue().floatValue());
              band.setNoDataValueUsed(true);
            }
          } catch (Exception ignored) {

          }
          bandToVariableMap.put(band, variable);
          // Set units, if defined
          try {
            band.setUnit(getStringAttribute("Units"));
          } catch (Exception ignored) {

          }

          final List<Attribute> list = variable.getAttributes();
          double[] validMinMax = {0.0, 0.0};
          for (Attribute hdfAttribute : list) {
            final String attribName = hdfAttribute.getShortName();
            if ("units".equals(attribName)) {
              band.setUnit(hdfAttribute.getStringValue());
            } else if ("long_name".equalsIgnoreCase(attribName)) {
              band.setDescription(hdfAttribute.getStringValue());
            } else if ("slope".equalsIgnoreCase(attribName)) {
              band.setScalingFactor(hdfAttribute.getNumericValue(0).doubleValue());
            } else if ("intercept".equalsIgnoreCase(attribName)) {
              band.setScalingOffset(hdfAttribute.getNumericValue(0).doubleValue());
            } else if ("scale_factor".equals(attribName)) {
              band.setScalingFactor(hdfAttribute.getNumericValue(0).doubleValue());
            } else if ("add_offset".equals(attribName)) {
              band.setScalingOffset(hdfAttribute.getNumericValue(0).doubleValue());
            } else if (attribName.startsWith("valid_")) {
              if ("valid_min".equals(attribName)) {
                validMinMax[0] = hdfAttribute.getNumericValue(0).doubleValue();
              } else if ("valid_max".equals(attribName)) {
                validMinMax[1] = hdfAttribute.getNumericValue(0).doubleValue();
              } else if ("valid_range".equals(attribName)) {
                validMinMax[0] = hdfAttribute.getNumericValue(0).doubleValue();
                validMinMax[1] = hdfAttribute.getNumericValue(1).doubleValue();
              }
            }
          }
          if (validMinMax[0] != validMinMax[1]) {
            double[] minmax = {0.0, 0.0};
            minmax[0] = validMinMax[0];
            minmax[1] = validMinMax[1];

            if (band.getScalingFactor() != 1.0) {
              minmax[0] *= band.getScalingFactor();
              minmax[1] *= band.getScalingFactor();
            }
            if (band.getScalingOffset() != 0.0) {
              minmax[0] += band.getScalingOffset();
              minmax[1] += band.getScalingOffset();
            }

            String validExp = format("%s >= %.2f && %s <= %.2f", name, minmax[0], name, minmax[1]);
            band.setValidPixelExpression(
                validExp); // .format(name, validMinMax[0], name, validMinMax[1]));
          }
        }
      } else if (variableRank == 4) {
        final int[] dimensions = variable.getShape();
        final int height = dimensions[2];
        final int width = dimensions[3];
        if (height == sceneRasterHeight && width == sceneRasterWidth) {
          String name = variable.getShortName();

          final int dataType = getProductDataType(variable);
          final Band band = new Band(name, dataType, width, height);
          //                    band = new Band(name, dataType, width, height);

          Variable sliced = null;
          try {
            sliced = variable.slice(0, 0).slice(0, 0);
          } catch (InvalidRangeException e) {
            e.printStackTrace(); // Todo change body of catch statement.
          }

          bandToVariableMap.put(band, sliced);
          product.addBand(band);

          try {
            Attribute fillvalue = variable.findAttribute("_FillValue");
            if (fillvalue != null) {
              band.setNoDataValue((double) fillvalue.getNumericValue().floatValue());
              band.setNoDataValueUsed(true);
            }
          } catch (Exception ignored) {

          }
          // Set units, if defined
          try {
            band.setUnit(getStringAttribute("units"));
          } catch (Exception ignored) {

          }

          final List<Attribute> list = variable.getAttributes();
          for (Attribute hdfAttribute : list) {
            final String attribName = hdfAttribute.getShortName();
            if ("scale_factor".equals(attribName)) {
              band.setScalingFactor(hdfAttribute.getNumericValue(0).doubleValue());
            } else if ("add_offset".equals(attribName)) {
              band.setScalingOffset(hdfAttribute.getNumericValue(0).doubleValue());
            }
          }
        }
      }
    }
    return bandToVariableMap;
  }
Exemple #8
0
 public Attribute findAttribute(String name, List<Attribute> attributesList) {
   for (Attribute a : attributesList) {
     if (name.equals(a.getShortName())) return a;
   }
   return null;
 }