Beispiel #1
0
 private Control getControl() {
   if (control == null) {
     control = new JAIControl();
     control.setConvolutionChoices(kernelNames);
   }
   int index = control.getEffectIndex();
   return control;
 }
Beispiel #2
0
  public int process(Buffer inBuffer, Buffer outBuffer) {
    try {
      if (frameConverter == null) {
        frameConverter = new BufferToImage((VideoFormat) inBuffer.getFormat());
      }

      // Convert the Buffer to an AWT Image.
      Image frameImage = frameConverter.createImage(inBuffer);

      // Derive a JAI image from the AWT image.
      PlanarImage jaiImage = JAI.create("AWTImage", frameImage);

      int index;
      boolean emboss = false;
      if (control != null) {
        index = control.getEffectIndex();
        if (control.getEffectName().equals("None")) {
          outBuffer.setData(inBuffer.getData());
          outBuffer.setFormat(inBuffer.getFormat());
          outBuffer.setFlags(inBuffer.getFlags());
          outBuffer.setLength(inBuffer.getLength());
          return BUFFER_PROCESSED_OK;
        }
        if (control.getEffectName().equals("Emboss")) {
          emboss = true; // Special case
        }
      } else index = 0;

      if (kernels[index] == null) {
        kernels[index] = new KernelJAI(3, 3, matrices[index]);
      }

      jaiImage = JAI.create("convolve", jaiImage, kernels[index]);

      if (emboss) { // add 128 to make it brighter
        double[] constants = new double[] {128., 128., 128.};
        ParameterBlock pb = new ParameterBlock();
        pb.addSource(jaiImage);
        pb.add(constants);
        jaiImage = JAI.create("addconst", pb, null);
      }

      // Now convert the image to a buffer
      BufferedImage bim = jaiImage.getAsBufferedImage();

      Buffer out = ImageToBuffer.createBuffer(bim, 15.F);
      if (out == null) {
        if (debug) {
          System.out.println("ImageToBuffer returned null");
        }
        return BUFFER_PROCESSED_FAILED;
      }

      outBuffer.setData(out.getData());
      outBuffer.setFormat(out.getFormat());
      outBuffer.setFlags(out.getFlags());
      outBuffer.setLength(out.getLength());
    } catch (Exception e) {
      System.err.println(e);
      return BUFFER_PROCESSED_FAILED;
    } catch (Error e) {
      System.err.println(e);
      return BUFFER_PROCESSED_FAILED;
    }
    return BUFFER_PROCESSED_OK;
  }