Package org.geotools.coverage.processing

Examples of org.geotools.coverage.processing.CoverageProcessor

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        GridCoverage2D gridCoverage = (GridCoverage2D) factory.create(name,image,envelope);
       
        CoordinateReferenceSystem targetCRS = CRS.decode("EPSG:24882");

        RenderingHints hints = new RenderingHints(Hints.LENIENT_DATUM_SHIFT, Boolean.TRUE);       
        CoverageProcessor processor = new CoverageProcessor(hints);
       
        GridCoverage2D reprojected = gridCoverage.view(ViewType.GEOPHYSICS);
               
        ParameterValueGroup param = processor.getOperation("Resample").getParameters();
        param.parameter("Source").setValue( reprojected );
        param.parameter("CoordinateReferenceSystem").setValue(targetCRS);
        param.parameter("InterpolationType").setValue("NearestNeighbor");
       
        reprojected = (GridCoverage2D) processor.doOperation(param);
       
        reprojected = reprojected.view(ViewType.RENDERED);
       
        ImageViewer.show(gridCoverage, "Normal Grid Coverage");
        ImageViewer.show(reprojected, "Reprojected Grid Coverage");
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        GridCoverage2D gridCoverage = (GridCoverage2D) factory.create(name,image,envelope);
       
        CoordinateReferenceSystem targetCRS = CRS.decode("EPSG:24882");

        RenderingHints hints = new RenderingHints(Hints.LENIENT_DATUM_SHIFT, Boolean.TRUE);       
        CoverageProcessor processor = new CoverageProcessor(hints);
       
        GridCoverage2D reprojected = gridCoverage.view(ViewType.GEOPHYSICS);
               
        ParameterValueGroup param = processor.getOperation("Resample").getParameters();
        param.parameter("Source").setValue( reprojected );
        param.parameter("CoordinateReferenceSystem").setValue(targetCRS);
        param.parameter("InterpolationType").setValue("NearestNeighbor");
       
        reprojected = (GridCoverage2D) processor.doOperation(param);
       
        reprojected = reprojected.view(ViewType.RENDERED);
       
        ViewerOld.show(gridCoverage, "Normal Grid Coverage");
        ViewerOld.show(reprojected, "Reprojected Grid Coverage");
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    double xl = sourceEnvelope.getSpan(0);
    double yl = sourceEnvelope.getSpan(1);
    final GeneralEnvelope cropEnvelope = new GeneralEnvelope(new double[] {
        xc - xl / 4.0, yc - yl / 4.0 }, new double[] { xc + xl / 4.0,
        yc + yl / 4.0 });
    final CoverageProcessor processor = CoverageProcessor.getInstance();
    final ParameterValueGroup param = processor
        .getOperation("CoverageCrop").getParameters();
    param.parameter("Source").setValue(gc);
    param.parameter("Envelope").setValue(cropEnvelope);
    final GridCoverage2D cropped = (GridCoverage2D) processor.doOperation(param);

    // /////////////////////////////////////////////////////////////////////
    //
    // Check that we got everything correctly after the crop.
    //
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          // //
          //
          // Do the actual band selection.
          //
          // //
          final CoverageProcessor processor = new CoverageProcessor(
              this.getHints());
          // get the source
          final ParameterValueGroup parameters = processor
              .getOperation("SelectSampleDimension")
              .getParameters();
          parameters.parameter("SampleDimensions").setValue(
              new int[] { bandIndex - 1 });
          parameters.parameter("Source").setValue(source);
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        double yc = sourceEnvelope.getMedian(1);
        double xl = sourceEnvelope.getSpan(0);
        double yl = sourceEnvelope.getSpan(1);
        final GeneralEnvelope cropEnvelope = new GeneralEnvelope(new double[] { xc - xl / 4.0,
                yc - yl / 4.0 }, new double[] { xc + xl / 4.0, yc + yl / 4.0 });
        final CoverageProcessor processor = new CoverageProcessor();
        final ParameterValueGroup param = processor.getOperation("CoverageCrop").getParameters();
        param.parameter("Source").setValue(gc);
        param.parameter("Envelope").setValue(cropEnvelope);
        final GridCoverage2D cropped = (GridCoverage2D) processor.doOperation(param);

        // /////////////////////////////////////////////////////////////////////
        //
        // Check that we got everything correctly after the crop.
        //
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            //////******************Show Source***************************///////

            // coverage.show();
            /* Reproject the image */
            CoverageProcessor processor = CoverageProcessor.getInstance();
            coverage = coverage.geophysics(false);

            final ParameterValueGroup param = processor.getOperation("Resample").getParameters();

            param.parameter("Source").setValue(coverage);
            param.parameter("CoordinateReferenceSystem").setValue(gridCRS);
            param.parameter("InterpolationType").setValue("bilinear");

            GridCoverage2D projected = (GridCoverage2D) processor.doOperation(param);
            final RenderedImage image = projected.getRenderedImage();
            projected = projected.geophysics(false);
                       
           
            WorldImageWriter writer = new WorldImageWriter((Object) (new File(
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    }

    private static GridCoverage2D projectTo(final GridCoverage2D coverage,
        final CoordinateReferenceSystem targetCRS, final GridGeometry2D geometry,
        final Hints hints, final boolean useGeophysics) {
        final CoverageProcessor processor = (hints != null) ? CoverageProcessor.getInstance(hints)
                                                            : CoverageProcessor.getInstance();
        final String arg1;
        final Object value1;
        final String arg2;
        final Object value2;

        if (targetCRS != null) {
            arg1 = "CoordinateReferenceSystem";
            value1 = targetCRS;

            if (geometry != null) {
                arg2 = "GridGeometry";
                value2 = geometry;
            } else {
                arg2 = "InterpolationType";
                value2 = "bilinear";
            }
        } else {
            arg1 = "GridGeometry";
            value1 = geometry;
            arg2 = "InterpolationType";
            value2 = "bilinear";
        }

        GridCoverage2D projected = coverage.geophysics(useGeophysics);
        final ParameterValueGroup param = processor.getOperation("Resample").getParameters();
        param.parameter("Source").setValue(projected);
        param.parameter(arg1).setValue(value1);
        param.parameter(arg2).setValue(value2);

        projected = (GridCoverage2D) processor.doOperation(param);

        final RenderedImage image = projected.getRenderedImage();
        projected = projected.geophysics(false);

        String operation = null;
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                    final BoundingBox bbox = feature.getBounds();

                    /*
                     * crop on region of interest
                     */
                    final CoverageProcessor processor = CoverageProcessor.getInstance();
                    final ParameterValueGroup param = processor.getOperation("CoverageCrop")
                            .getParameters();
                    param.parameter("Source").setValue(gridCoverage2D);
                    param.parameter("Envelope").setValue(new GeneralEnvelope(bbox));
                    final GridCoverage2D cropped = (GridCoverage2D) processor.doOperation(param);

                    ROI roi = null;
                    final int numGeometries = geometry.getNumGeometries();
                    for (int i = 0; i < numGeometries; i++) {
                        Geometry geometryN = geometry.getGeometryN(i);
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        GridCoverage2D coverage = GridCoverageTestBase.EXAMPLES.get(Integer.parseInt(args[0]));
        if (geophysics != null) {
            coverage = coverage.view(geophysics.booleanValue() ? ViewType.GEOPHYSICS : ViewType.RENDERED);
        }
        if (operation != null) {
            final CoverageProcessor processor = CoverageProcessor.getInstance();
            final ParameterValueGroup param = processor.getOperation(operation).getParameters();
            param.parameter("Source").setValue(coverage);
            coverage = (GridCoverage2D) processor.doOperation(param);
        }
        Viewer viewer = new Viewer(coverage);
        viewer.setLocale(locale);
        viewer = show(viewer, coverage.getName().toString(locale));
        if (palette) {
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        // Get a reader for the selected format
        GridCoverageReader reader = format.getReader(tiff);
        // Read the input Coverage
        inputCoverage = (GridCoverage2D) reader.read(null);
        // Reproject to the default WGS84 CRS
        final CoverageProcessor processor = CoverageProcessor.getInstance(GeoTools
                .getDefaultHints());
        final ParameterValueGroup param = processor.getOperation("Resample").getParameters();
        param.parameter("Source").setValue(inputCoverage);
        param.parameter("CoordinateReferenceSystem").setValue(DefaultGeographicCRS.WGS84);
        coverage = (GridCoverage2D) processor.doOperation(param);
        // Reader disposal
        reader.dispose();
        // Definition of the Image Size
        pixelNumber = coverage.getRenderedImage().getHeight()
                * coverage.getRenderedImage().getWidth();
 
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  • org.geotools.process.raster.RasterAsPointCollectionProcessTest
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