Method setDimensions

ij/src/main/java/ij/ImagePlus.java:1371–1400

Sets the 3rd, 4th and 5th dimensions, where nChannels nSlices nFrames must be equal to the stack size.

(int nChannels, int nSlices, int nFrames)

	<code>nChannels</code>*<code>nSlices</code>*<code>nFrames</code>
	must be equal to the stack size. */
	public void setDimensions(int nChannels, int nSlices, int nFrames) {
		//IJ.log("setDimensions: "+nChannels+" "+nSlices+" "+nFrames+" "+getImageStackSize());
		if (nChannels*nSlices*nFrames!=getImageStackSize() && ip!=null) {
			//throw new IllegalArgumentException("channels*slices*frames!=stackSize");
			nChannels = 1;
			nSlices = getImageStackSize();
			nFrames = 1;
			if (isDisplayedHyperStack()) {
				setOpenAsHyperStack(false);
				new StackWindow(this);
				setSlice(1);
			}
		}
		boolean updateWin = isDisplayedHyperStack() && (this.nChannels!=nChannels||this.nSlices!=nSlices||this.nFrames!=nFrames);
		boolean newSingleImage = win!=null && (win instanceof StackWindow) && nChannels==1&&nSlices==1&&nFrames==1;
		if (newSingleImage) updateWin = true;
		this.nChannels = nChannels;
		this.nSlices = nSlices;
		this.nFrames = nFrames;
		if (updateWin) {
			if (nSlices!=getImageStackSize())
				setOpenAsHyperStack(true);
			ip = null;
			img = null;
			setPositionWithoutUpdate(getChannel(), getSlice(), getFrame());
			if (isComposite()) ((CompositeImage)this).reset();
			new StackWindow(this);
		}
		dimensionsSet = true;
	}

	/** Returns 'true' if this image has more
	 * than three dimensions.