Esempio n. 1
0
 void scale(ImageProcessor ip) {
   if (newWindow) {
     Rectangle r = ip.getRoi();
     ImagePlus imp2 = imp.createImagePlus();
     imp2.setProcessor(title, ip.resize(newWidth, newHeight));
     Calibration cal = imp2.getCalibration();
     if (cal.scaled()) {
       cal.pixelWidth *= 1.0 / xscale;
       cal.pixelHeight *= 1.0 / yscale;
     }
     imp2.show();
     imp.trimProcessor();
     imp2.trimProcessor();
     imp2.changes = true;
   } else {
     if (processStack && imp.getStackSize() > 1) {
       Undo.reset();
       StackProcessor sp = new StackProcessor(imp.getStack(), ip);
       sp.scale(xscale, yscale, bgValue);
     } else {
       ip.snapshot();
       Undo.setup(Undo.FILTER, imp);
       ip.setSnapshotCopyMode(true);
       ip.scale(xscale, yscale);
       ip.setSnapshotCopyMode(false);
     }
     imp.killRoi();
     imp.updateAndDraw();
     imp.changes = true;
   }
 }
Esempio n. 2
0
 private void doRGBProjection(ImageStack stack) {
   ImageStack[] channels = ChannelSplitter.splitRGB(stack, true);
   ImagePlus red = new ImagePlus("Red", channels[0]);
   ImagePlus green = new ImagePlus("Green", channels[1]);
   ImagePlus blue = new ImagePlus("Blue", channels[2]);
   imp.unlock();
   ImagePlus saveImp = imp;
   imp = red;
   color = "(red)";
   doProjection();
   ImagePlus red2 = projImage;
   imp = green;
   color = "(green)";
   doProjection();
   ImagePlus green2 = projImage;
   imp = blue;
   color = "(blue)";
   doProjection();
   ImagePlus blue2 = projImage;
   int w = red2.getWidth(), h = red2.getHeight(), d = red2.getStackSize();
   if (method == SD_METHOD) {
     ImageProcessor r = red2.getProcessor();
     ImageProcessor g = green2.getProcessor();
     ImageProcessor b = blue2.getProcessor();
     double max = 0;
     double rmax = r.getStatistics().max;
     if (rmax > max) max = rmax;
     double gmax = g.getStatistics().max;
     if (gmax > max) max = gmax;
     double bmax = b.getStatistics().max;
     if (bmax > max) max = bmax;
     double scale = 255 / max;
     r.multiply(scale);
     g.multiply(scale);
     b.multiply(scale);
     red2.setProcessor(r.convertToByte(false));
     green2.setProcessor(g.convertToByte(false));
     blue2.setProcessor(b.convertToByte(false));
   }
   RGBStackMerge merge = new RGBStackMerge();
   ImageStack stack2 =
       merge.mergeStacks(w, h, d, red2.getStack(), green2.getStack(), blue2.getStack(), true);
   imp = saveImp;
   projImage = new ImagePlus(makeTitle(), stack2);
 }
Esempio n. 3
0
  /** Restores original disk or network version of image. */
  public void revertToSaved(ImagePlus imp) {
    Image img;
    ProgressBar pb = IJ.getInstance().getProgressBar();
    ImageProcessor ip;
    String path = fi.directory + fi.fileName;

    if (fi.fileFormat == fi.GIF_OR_JPG) {
      // restore gif or jpg
      img = Toolkit.getDefaultToolkit().createImage(path);
      imp.setImage(img);
      if (imp.getType() == ImagePlus.COLOR_RGB) Opener.convertGrayJpegTo8Bits(imp);
      return;
    }

    if (fi.fileFormat == fi.DICOM) {
      // restore DICOM
      ImagePlus imp2 = (ImagePlus) IJ.runPlugIn("ij.plugin.DICOM", path);
      if (imp2 != null) imp.setProcessor(null, imp2.getProcessor());
      return;
    }

    if (fi.fileFormat == fi.BMP) {
      // restore BMP
      ImagePlus imp2 = (ImagePlus) IJ.runPlugIn("ij.plugin.BMP_Reader", path);
      if (imp2 != null) imp.setProcessor(null, imp2.getProcessor());
      return;
    }

    if (fi.fileFormat == fi.PGM) {
      // restore PGM
      ImagePlus imp2 = (ImagePlus) IJ.runPlugIn("ij.plugin.PGM_Reader", path);
      if (imp2 != null) imp.setProcessor(null, imp2.getProcessor());
      return;
    }

    if (fi.fileFormat == fi.ZIP_ARCHIVE) {
      // restore ".zip" file
      ImagePlus imp2 = (new Opener()).openZip(path);
      if (imp2 != null) imp.setProcessor(null, imp2.getProcessor());
      return;
    }

    // restore PNG or another image opened using ImageIO
    if (fi.fileFormat == fi.IMAGEIO) {
      ImagePlus imp2 = (new Opener()).openUsingImageIO(path);
      if (imp2 != null) imp.setProcessor(null, imp2.getProcessor());
      return;
    }

    if (fi.nImages > 1) return;

    ColorModel cm;
    if (fi.url == null || fi.url.equals("")) IJ.showStatus("Loading: " + path);
    else IJ.showStatus("Loading: " + fi.url + fi.fileName);
    Object pixels = readPixels(fi);
    if (pixels == null) return;
    cm = createColorModel(fi);
    switch (fi.fileType) {
      case FileInfo.GRAY8:
      case FileInfo.COLOR8:
      case FileInfo.BITMAP:
        ip = new ByteProcessor(width, height, (byte[]) pixels, cm);
        imp.setProcessor(null, ip);
        break;
      case FileInfo.GRAY16_SIGNED:
      case FileInfo.GRAY16_UNSIGNED:
      case FileInfo.GRAY12_UNSIGNED:
        ip = new ShortProcessor(width, height, (short[]) pixels, cm);
        imp.setProcessor(null, ip);
        break;
      case FileInfo.GRAY32_INT:
      case FileInfo.GRAY32_FLOAT:
        ip = new FloatProcessor(width, height, (float[]) pixels, cm);
        imp.setProcessor(null, ip);
        break;
      case FileInfo.RGB:
      case FileInfo.BGR:
      case FileInfo.ARGB:
      case FileInfo.ABGR:
      case FileInfo.RGB_PLANAR:
        img =
            Toolkit.getDefaultToolkit()
                .createImage(new MemoryImageSource(width, height, (int[]) pixels, 0, width));
        imp.setImage(img);
        break;
    }
  }
  public void run(String arg) {
    int wOld, hOld, wNew, hNew;
    boolean fIsStack = false;

    ImagePlus imp = IJ.getImage();
    wOld = imp.getWidth();
    hOld = imp.getHeight();

    ImageStack stackOld = imp.getStack();
    if ((stackOld != null) && (stackOld.getSize() > 1)) fIsStack = true;

    String[] sPositions = {
      "Top-Left", "Top-Center", "Top-Right",
      "Center-Left", "Center", "Center-Right",
      "Bottom-Left", "Bottom-Center", "Bottom-Right"
    };

    String strTitle = fIsStack ? "Resize Stack Canvas" : "Resize Image Canvas";
    GenericDialog gd = new GenericDialog(strTitle);
    gd.addNumericField("Width:", wOld, 0, 5, "pixels");
    gd.addNumericField("Height:", hOld, 0, 5, "pixels");
    gd.addChoice("Position:", sPositions, sPositions[4]);
    gd.addCheckbox("Zero Fill", zeroFill);
    gd.showDialog();
    if (gd.wasCanceled()) return;

    wNew = (int) gd.getNextNumber();
    hNew = (int) gd.getNextNumber();
    int iPos = gd.getNextChoiceIndex();
    zeroFill = gd.getNextBoolean();
    Prefs.set("resizer.zero", zeroFill);

    int xOff, yOff;
    int xC = (wNew - wOld) / 2; // offset for centered
    int xR = (wNew - wOld); // offset for right
    int yC = (hNew - hOld) / 2; // offset for centered
    int yB = (hNew - hOld); // offset for bottom

    switch (iPos) {
      case 0: // TL
        xOff = 0;
        yOff = 0;
        break;
      case 1: // TC
        xOff = xC;
        yOff = 0;
        break;
      case 2: // TR
        xOff = xR;
        yOff = 0;
        break;
      case 3: // CL
        xOff = 0;
        yOff = yC;
        break;
      case 4: // C
        xOff = xC;
        yOff = yC;
        break;
      case 5: // CR
        xOff = xR;
        yOff = yC;
        break;
      case 6: // BL
        xOff = 0;
        yOff = yB;
        break;
      case 7: // BC
        xOff = xC;
        yOff = yB;
        break;
      case 8: // BR
        xOff = xR;
        yOff = yB;
        break;
      default: // center
        xOff = xC;
        yOff = yC;
        break;
    }

    if (fIsStack) {
      ImageStack stackNew = expandStack(stackOld, wNew, hNew, xOff, yOff);
      imp.setStack(null, stackNew);
    } else {
      if (!IJ.macroRunning()) Undo.setup(Undo.COMPOUND_FILTER, imp);
      ImageWindow win = imp.getWindow();
      if (win != null && (win instanceof PlotWindow)) ((PlotWindow) win).getPlot().setFrozen(true);
      ImageProcessor newIP = expandImage(imp.getProcessor(), wNew, hNew, xOff, yOff);
      imp.setProcessor(null, newIP);
      if (!IJ.macroRunning()) Undo.setup(Undo.COMPOUND_FILTER_DONE, imp);
    }
    Overlay overlay = imp.getOverlay();
    if (overlay != null) overlay.translate(xOff, yOff);
  }