void createMask(ImagePlus imp) {
Roi roi = imp.getRoi();
boolean useInvertingLut = Prefs.useInvertingLut;
Prefs.useInvertingLut = false;
boolean selectAll =
roi != null
&& roi.getType() == Roi.RECTANGLE
&& roi.getBounds().width == imp.getWidth()
&& roi.getBounds().height == imp.getHeight()
&& imp.isThreshold();
if (roi == null || !(roi.isArea() || roi.getType() == Roi.POINT) || selectAll) {
createMaskFromThreshold(imp);
Prefs.useInvertingLut = useInvertingLut;
return;
}
ImagePlus maskImp = null;
Frame frame = WindowManager.getFrame("Mask");
if (frame != null && (frame instanceof ImageWindow))
maskImp = ((ImageWindow) frame).getImagePlus();
if (maskImp == null) {
ImageProcessor ip = new ByteProcessor(imp.getWidth(), imp.getHeight());
if (!Prefs.blackBackground) ip.invertLut();
maskImp = new ImagePlus("Mask", ip);
maskImp.show();
}
ImageProcessor ip = maskImp.getProcessor();
ip.setRoi(roi);
ip.setValue(255);
ip.fill(ip.getMask());
Calibration cal = imp.getCalibration();
if (cal.scaled()) {
Calibration cal2 = maskImp.getCalibration();
cal2.pixelWidth = cal.pixelWidth;
cal2.pixelHeight = cal.pixelHeight;
cal2.setUnit(cal.getUnit());
}
maskImp.updateAndRepaintWindow();
Prefs.useInvertingLut = useInvertingLut;
}
/*------------------------------------------------------------------*/
public void run(String arg) {
ImagePlus imp = WindowManager.getCurrentImage();
this.imp = imp;
if (imp == null) {
IJ.noImage();
return;
}
if ((1 < imp.getStackSize()) && (imp.getType() == imp.COLOR_256)) {
IJ.error("Stack of color images not supported (use grayscale)");
return;
}
if (1 < imp.getStackSize()) {
if (imp.getStack().isRGB()) {
IJ.error("RGB color images not supported (use grayscale)");
return;
}
}
if (1 < imp.getStackSize()) {
if (imp.getStack().isHSB()) {
IJ.error("HSB color images not supported (use grayscale)");
return;
}
}
if (imp.getType() == imp.COLOR_256) {
IJ.error("Indexed color images not supported (use grayscale)");
return;
}
if (imp.getType() == imp.COLOR_RGB) {
IJ.error("Color images not supported (use grayscale)");
return;
}
differentialsDialog dialog =
new differentialsDialog(IJ.getInstance(), "Differentials", true, operation);
GUI.center(dialog);
dialog.setVisible(true);
cancel = dialog.getCancel();
operation = dialog.getOperation();
dialog.dispose();
if (cancel) {
return;
}
imp.startTiming();
if (1 < imp.getStackSize()) {
if (!(imp.getProcessor().getPixels() instanceof float[])) {
new StackConverter(imp).convertToGray32();
}
} else {
if (!(imp.getProcessor().getPixels() instanceof float[])) {
new ImageConverter(imp).convertToGray32();
}
}
ImageStack stack = imp.getStack();
stackSize = stack.getSize();
Undo.reset();
setupProgressBar();
resetProgressBar();
for (int i = 1; (i <= stackSize); i++) {
ImageProcessor ip = stack.getProcessor(i);
doIt(ip);
imp.getProcessor().resetMinAndMax();
imp.setSlice(i);
imp.updateAndRepaintWindow();
}
imp.getProcessor().resetMinAndMax();
imp.setSlice(1);
imp.updateAndRepaintWindow();
cleanUpProgressBar();
IJ.showTime(imp, imp.getStartTime(), "Differentials: ");
ImageWindow win = imp.getWindow();
if (win != null) {
win.running = false;
}
} /* end run */