Java Code Examples for javax.media.jai.ImageLayout#setColorModel()

The following examples show how to use javax.media.jai.ImageLayout#setColorModel() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: BinarizeDescriptor.java    From pdfxtk with Apache License 2.0 6 votes vote down vote up 
/** Creates an BinarizeOpImage with a given ParameterBlock */

  public RenderedImage create(ParameterBlock paramBlock, 
			      RenderingHints renderingHints)
  {
    RenderedImage img = paramBlock.getRenderedSource(0);

    ImageLayout il = new ImageLayout(img);
    ColorModel cm = new IndexColorModel(1, 2, bwColors, bwColors, bwColors);
    SampleModel sm = new MultiPixelPackedSampleModel(DataBuffer.TYPE_BYTE,
						     img.getWidth(),
						     img.getHeight(),
						     1);

    il.setColorModel(cm);
    il.setSampleModel(sm);

    return new BinarizeOpImage(paramBlock.getRenderedSource(0),
			       renderingHints,
			       il,
			       (Integer)paramBlock.getObjectParameter(0));
  }
Example 2
Source File: ImageTiler.java    From orbit-image-analysis with GNU General Public License v3.0 5 votes vote down vote up 
private PlanarImage makeTiledImage(PlanarImage img, int tileWidth, int tileHeight) {
    ImageLayout tileLayout = new ImageLayout(img);
    tileLayout.setTileWidth(tileWidth);
    tileLayout.setTileHeight(tileHeight);
    tileLayout.setSampleModel(img.getColorModel().createCompatibleSampleModel(tileWidth,tileHeight));
    tileLayout.setColorModel(img.getColorModel());
    RenderingHints tileHints = new RenderingHints(JAI.KEY_IMAGE_LAYOUT, tileLayout);
    ParameterBlock pb = new ParameterBlock();
    pb.addSource(img);
    PlanarImage pi = JAI.create("format", pb, tileHints);
    pi.getWidth();
    return pi;
}
Example 3
Source File: RandomizeDescriptor.java    From pdfxtk with Apache License 2.0 5 votes vote down vote up 
/** Creates an RandomizeOpImage with a given ParameterBlock */

  public RenderedImage create(ParameterBlock paramBlock, 
			      RenderingHints renderingHints)
  {
    int width = ((Integer) paramBlock.getObjectParameter(0)).intValue();
    int height = ((Integer) paramBlock.getObjectParameter(1)).intValue();

    ImageLayout il = new ImageLayout(0, 0, width, height);

    int[] bits = { 8 };

    ColorModel cm = new ComponentColorModel(ColorSpace.getInstance(ColorSpace.CS_GRAY),
					    bits, false, false,
					    Transparency.OPAQUE,
					    DataBuffer.TYPE_BYTE);

    int[] bandoffsets = { 0 };
    
    SampleModel sm = new ComponentSampleModel(DataBuffer.TYPE_BYTE,
					      width, height, 1, width,
					      bandoffsets);


    il.setColorModel(cm);
    il.setSampleModel(sm);

    return new RandomizeOpImage(il, renderingHints, (Double) paramBlock.getObjectParameter(2));
  }
Example 4
Source File: Sentinel2Image.java    From DataHubSystem with GNU Affero General Public License v3.0 4 votes vote down vote up 
public static RenderedImage process1BImage (DrbCollectionImage source, 
   int bands, int horizontal_padding, int vertical_padding)
{
   // Prepare output mosaic layout
   ImageLayout layout = new ImageLayout();
   boolean isLayoutTileSet = false;

   // Prepare variables for building output strip mosaic
   int currentWidth = horizontal_padding;
   int currentHeight = vertical_padding;
   
   ParameterBlockJAI mosaicParameters = 
      new ParameterBlockJAI("Mosaic", "rendered");
   
   mosaicParameters.setParameter("mosaicType",
      javax.media.jai.operator.MosaicDescriptor.MOSAIC_TYPE_BLEND);
   
   Collection<DrbImage>images = source.getChildren();
   Iterator<DrbImage> image_it = images.iterator();
   while (image_it.hasNext())
   {
      RenderedImage current_image = null;

      // Select the working bands
      ParameterBlock pb = new ParameterBlock();
      DrbImage fmt = null;
      if (bands>1)
      {
         for (int i=0; i<bands; i++)
         {
            fmt = image_it.next();
            ParameterBlock fmt_pb = new ParameterBlock();
            fmt_pb.addSource(fmt);
            fmt_pb.add(DataBuffer.TYPE_BYTE);
            RenderedOp op = JAI.create("Format", fmt_pb);
         
            pb.addSource(op);
         }
         current_image = JAI.create("bandMerge", pb);
      }
      else
      {
         //Probably PVI image
         current_image = image_it.next();
      }
      
      // Set layout tile size if not already done
      if (!isLayoutTileSet)
      {
         layout.setTileWidth(current_image.getTileWidth());
         layout.setTileHeight(current_image.getTileHeight());
         layout.setColorModel(current_image.getColorModel());
         layout.setSampleModel(current_image.getSampleModel());

         isLayoutTileSet = true;
      }

      // Translate strip to the output coordinate (vertical shift)
      ParameterBlock translateParameters = new ParameterBlock();

      translateParameters.addSource(current_image);
      translateParameters.add((float) currentWidth);
      translateParameters.add((float) currentHeight);
      translateParameters.add(new InterpolationNearest());

      current_image = JAI.create("translate", translateParameters,
         new RenderingHints(JAI.KEY_IMAGE_LAYOUT,layout));

      // TODO: find a way to retrieves the granules position within
      // the mosaic. 
      // Update following strip translation
      /*
      if ((source_index%13)==0)
      {*/
         currentWidth=horizontal_padding;
         currentHeight += current_image.getHeight() + vertical_padding;
         /*
      }
      else
      {
         currentWidth += current_image.getWidth() + horizontal_padding;
      }*/

      // Add current strip to the output mosaic
      mosaicParameters.addSource(current_image);
      // Go to the next image
   }
   double [] backgroundValues = new double [bands];
   for (int j = 0; j < bands; j++) {
       backgroundValues[j] = 0.0D;
   }        
   mosaicParameters.setParameter("backgroundValues", backgroundValues);
   // Create output mosaic
   return JAI.create("mosaic", mosaicParameters,
      new RenderingHints(JAI.KEY_IMAGE_LAYOUT, layout));
}