Re: Question about math on slice in stack ves in a hyperstack

Posted by Wayne Rasband-2 on
URL: http://imagej.273.s1.nabble.com/Question-about-math-on-slice-in-stack-ves-in-a-hyperstack-tp5023695p5023696.html

> On Jul 12, 2020, at 5:35 PM, Cammer, Michael <[hidden email]> wrote:
>
> When doing math on a simple stack, a window pops up asking whether to operate on the slice or on the whole stack.
>
>
> When operating on a hyperstack, however, the math is immediately applied to the entire hyperstack.  Is this standard behavior or a bug?

This is the expected behavior with hyperstacks in “Composite” mode. Use the Image>Color>Channels tool to switch to “Color” or “Grayscale” mode and you will get the dialog asking whether to operate on the slice or on the whole stack.

-wayne

> By using a macro command with a  hyperstack
>
>  run("Multiply...", "value=0.5 slice");
>
> operates exclusively on the single slice, channel, frame that is active.
>
>
> Also, are there plans for the future that we could also specify operating on just one channel?
>
>
> Thank you!

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