Example #1
0
 public void run(String arg) {
   imp = IJ.getImage();
   Roi roi = imp.getRoi();
   if (roi != null && !roi.isArea()) imp.deleteRoi(); // ignore any line selection
   ImageProcessor ip = imp.getProcessor();
   if (!showDialog(ip)) return;
   if (newDepth > 0 && newDepth != oldDepth) {
     newWindow = true;
     processStack = true;
   }
   if ((ip.getWidth() > 1 && ip.getHeight() > 1) || newWindow)
     ip.setInterpolationMethod(interpolationMethod);
   else ip.setInterpolationMethod(ImageProcessor.NONE);
   ip.setBackgroundValue(bgValue);
   imp.startTiming();
   try {
     if (newWindow && imp.getStackSize() > 1 && processStack) createNewStack(imp, ip);
     else scale(ip);
   } catch (OutOfMemoryError o) {
     IJ.outOfMemory("Scale");
   }
   IJ.showProgress(1.0);
 }
Example #2
0
 void createNewStack(ImagePlus imp, ImageProcessor ip) {
   int nSlices = imp.getStackSize();
   int w = imp.getWidth(), h = imp.getHeight();
   ImagePlus imp2 = imp.createImagePlus();
   Rectangle r = ip.getRoi();
   boolean crop = r.width != imp.getWidth() || r.height != imp.getHeight();
   ImageStack stack1 = imp.getStack();
   ImageStack stack2 = new ImageStack(newWidth, newHeight);
   ImageProcessor ip1, ip2;
   int method = interpolationMethod;
   if (w == 1 || h == 1) method = ImageProcessor.NONE;
   for (int i = 1; i <= nSlices; i++) {
     IJ.showStatus("Scale: " + i + "/" + nSlices);
     ip1 = stack1.getProcessor(i);
     String label = stack1.getSliceLabel(i);
     if (crop) {
       ip1.setRoi(r);
       ip1 = ip1.crop();
     }
     ip1.setInterpolationMethod(method);
     ip2 = ip1.resize(newWidth, newHeight, averageWhenDownsizing);
     if (ip2 != null) stack2.addSlice(label, ip2);
     IJ.showProgress(i, nSlices);
   }
   imp2.setStack(title, stack2);
   Calibration cal = imp2.getCalibration();
   if (cal.scaled()) {
     cal.pixelWidth *= 1.0 / xscale;
     cal.pixelHeight *= 1.0 / yscale;
   }
   IJ.showProgress(1.0);
   int[] dim = imp.getDimensions();
   imp2.setDimensions(dim[2], dim[3], dim[4]);
   if (imp.isComposite()) {
     imp2 = new CompositeImage(imp2, ((CompositeImage) imp).getMode());
     ((CompositeImage) imp2).copyLuts(imp);
   }
   if (imp.isHyperStack()) imp2.setOpenAsHyperStack(true);
   if (newDepth > 0 && newDepth != oldDepth)
     imp2 = (new Resizer()).zScale(imp2, newDepth, interpolationMethod);
   if (imp2 != null) {
     imp2.show();
     imp2.changes = true;
   }
 }