Re: [Gimp-user] How do I trim or add x pixels from/to every edge?

[Pat David <patdavid gmail com>]

Possibly try the Erode or Dilate commands?

Or make a selection of all of the areas based on color, then use selection
Grow or Shrink?

On Thu, Oct 13, 2016 at 3:52 PM qnr <forums gimpusers com> wrote:

> Two apologies - I accidentally posted this in the wrong forum earlier, I'm
> looking to see how to delete that post - also, this might be a duplicate,
> I did
> some searches but could not find the information that I was looking for.
>
> I am looking for the best way to trim or add a set number of pixels to
> every
> edge (interior and exterior) of an image.
>
> This is for creating stencils for screen printing. Say, for example, that I
> wanted to screen a simple image of Tux on a dark tee. I'd want to put a
> base
> layer of white down so that the white and yellow show up clearly; however,
> I
> don't want that white to bleed out past the black of the body of Tux.
> Scaling
> wouldn't work of course, because it would change the position of items in
> other
> areas.
>
> Thanks!
>
> --
> qnr (via www.gimpusers.com/forums)
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