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Message-ID:  <v04011700b5e2ebf876bd@[137.187.230.154]>
Date:         Mon, 11 Sep 2000 13:10:43 -0700
Reply-To:     ImageJ Interest Group <[log in to unmask]>
Sender:       ImageJ Interest Group <[log in to unmask]>
From:         Wayne Rasband <[log in to unmask]>
Subject:      Re: Clear outside w/stacks
In-Reply-To:  <[log in to unmask]>

>I want to set the pixels outside of an ROI to 0 for all images in a stack.
>
>The Edit-> Clear outside command only changes the current image.
>
>Is this a bug?
>
>Does anyone have any suggestions on how to implement this.
>
>Should I change the ImageJ source and add a property DOES_STACKS.
>Or create a plugin.  I tried starting with the inverter pugin, but could not
>get the clearOutside() function to work.

Here is a plugin version of "Clear Outside" that works for all images in a
stack.

-wayne

/*************** Clear_Outside.java ************************/
import ij.*;
import ij.plugin.PlugIn;

/** This is a version of "Clear Outside" that works with stacks. */
public class Clear_Outside implements PlugIn {

    public void run(String arg) {
        ImagePlus img = WindowManager.getCurrentImage();
        if (img==null ||img.getRoi()==null) {
            IJ.error("Image with selection required");
            return;
        } else {
            int current = img.getCurrentSlice();
            for (int i=1; i<=img.getStackSize(); i++) {
                img.setSlice(i);
                IJ.run("Clear Outside");
            }
            img.setSlice(current);
        }
     }

}

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