public void run(String arg) {
ImagePlus imp = WindowManager.getCurrentImage();
if (imp == null) {
IJ.noImage();
return;
}
ImageStack stack1 = imp.getStack();
String fileName = imp.getTitle();
int endslice = stack1.getSize();
ImagePlus imp2 = duplicateStack(imp);
imp2.show();
String duplicateName = imp2.getTitle();
// IJ.showMessage("Box",fileName);
ImageStack stack2 = imp2.getStack();
stack1.deleteSlice(1);
stack2.deleteSlice(endslice);
String calculatorstring =
("image1='"
+ fileName
+ "' operation=Subtract image2="
+ imp2.getTitle()
+ " create stack");
IJ.run("Image Calculator...", calculatorstring);
ImagePlus imp3 = WindowManager.getCurrentImage();
imp3.setTitle(fileName + " DeltaF up");
imp2.getWindow().close();
imp.getWindow().close();
}
ImagePlus duplicateStack(ImagePlus img1) {
ImageStack stack1 = img1.getStack();
int width = stack1.getWidth();
int height = stack1.getHeight();
int n = stack1.getSize();
ImageStack stack2 = img1.createEmptyStack();
try {
for (int i = 1; i <= n; i++) {
ImageProcessor ip1 = stack1.getProcessor(i);
ip1.resetRoi();
ImageProcessor ip2 = ip1.crop();
stack2.addSlice(stack1.getSliceLabel(i), ip2);
}
} catch (OutOfMemoryError e) {
stack2.trim();
stack2 = null;
return null;
}
return new ImagePlus("Duplicate", stack2);
}