public ImagePlus groupZProject(ImagePlus imp, int method, int groupSize) {
if (method < 0 || method >= ZProjector.METHODS.length) return null;
imp.setDimensions(1, groupSize, imp.getStackSize() / groupSize);
ZProjector zp = new ZProjector(imp);
zp.setMethod(method);
zp.setStartSlice(1);
zp.setStopSlice(groupSize);
zp.doHyperStackProjection(true);
return zp.getProjection();
}
public void run(String arg) {
imp = IJ.getImage();
int stackSize = imp.getStackSize();
if (imp == null) {
IJ.noImage();
return;
}
// Make sure input image is a stack.
if (stackSize == 1) {
IJ.error("Z Project", "Stack required");
return;
}
// Check for inverting LUT.
if (imp.getProcessor().isInvertedLut()) {
if (!IJ.showMessageWithCancel("ZProjection", lutMessage)) return;
}
// Set default bounds.
int channels = imp.getNChannels();
int frames = imp.getNFrames();
int slices = imp.getNSlices();
isHyperstack =
imp.isHyperStack()
|| (ij.macro.Interpreter.isBatchMode()
&& ((frames > 1 && frames < stackSize) || (slices > 1 && slices < stackSize)));
boolean simpleComposite = channels == stackSize;
if (simpleComposite) isHyperstack = false;
startSlice = 1;
if (isHyperstack) {
int nSlices = imp.getNSlices();
if (nSlices > 1) stopSlice = nSlices;
else stopSlice = imp.getNFrames();
} else stopSlice = stackSize;
// Build control dialog
GenericDialog gd = buildControlDialog(startSlice, stopSlice);
gd.showDialog();
if (gd.wasCanceled()) return;
if (!imp.lock()) return; // exit if in use
long tstart = System.currentTimeMillis();
setStartSlice((int) gd.getNextNumber());
setStopSlice((int) gd.getNextNumber());
method = gd.getNextChoiceIndex();
Prefs.set(METHOD_KEY, method);
if (isHyperstack) {
allTimeFrames = imp.getNFrames() > 1 && imp.getNSlices() > 1 ? gd.getNextBoolean() : false;
doHyperStackProjection(allTimeFrames);
} else if (imp.getType() == ImagePlus.COLOR_RGB) doRGBProjection(true);
else doProjection(true);
if (arg.equals("") && projImage != null) {
long tstop = System.currentTimeMillis();
projImage.setCalibration(imp.getCalibration());
if (simpleComposite) IJ.run(projImage, "Grays", "");
projImage.show("ZProjector: " + IJ.d2s((tstop - tstart) / 1000.0, 2) + " seconds");
}
imp.unlock();
IJ.register(ZProjector.class);
return;
}