Questions tagged [gimp]

Questions about GIMP, the GNU Image Manipulation Program. It is a freely distributed piece of software for such tasks as photo retouching, image composition and image authoring. Ask scripting questions on Stack Overflow, software support questions on Super User, and anything related to design here on Graphic Design.

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GIMP: Layer mode subtract does not work as expected

I noticed that the GIMP layer mode "subtract" only subtracts part of the value in the MASK layer. Subtracting 10 from 16 results in 7. Subtracting 10 from 32 yields 28. Subtracting 10 from 64 yields ...
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1answer
3k views

How to make circled enlarge of part of a photo (5Head emote effect) in GIMP

Is that possible to make 5Head of someone's head in GIMP? 5Head is a picture of a guy's head with circled enlarged forehead. I've tried to mark the forehead and do anything with basic tools, but I've ...
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2answers
66 views

Cutting image in half using line with specified slope

Is there a way to use single line with specified slope to slice image in half and delete selected half of the image? (I have been looking for the solution but found only solutions with specifying x ...
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1answer
2k views

GIMP: How to combine two images on top of each other

So I had two nearly similar images. The only difference is the object in one image is on the left side while in other its on the right side. What I wanna do is combine them both so that the final ...
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1answer
121 views

Can I edit a previously-made gradient in Gimp?

I made a gradient in a layer in Gimp, then moved onto other things. Can I return to the mode like when I was editing the gradient and I was modifying the control points inside the image canvas? Or ...
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2answers
390 views

Stretching an image in GIMP

How can I stretch an image like above?
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1answer
215 views

Gimp: Fill area inside outline

Question from the GIMP novice: I received a jpg image which shall be used as a logo. Here's a part of it: I'd like to have the background transparent, but the letters filled white. I was able to ...
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2answers
86 views

What is this image border effect called?

Trying to recreate the effect on this image, where the border is broken up and partially transparent with the page visible underneath. Curious what this would be called and how to replicate it in GIMP....
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1answer
29 views

Level of transparency based on similarity between images GIMP

this is my first post here! I am working on a fish project - sand goby, that is semi transparent, see the extent of the fish transparency on different kind of background: I have several images like ...
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1answer
27 views

How to fill non linear selection with some smoothness

I want to create a outline around a selected area that I have cut away by 45 Degress. The issue is that the stroke has not a straight pattern and is also very pixelated. I'd like to have a smooth ...
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3answers
89 views

I can't find a way to make this symbol appear visually fitting into the background

I am designing a game card template and somewhat got forward pretty well. But now I am stuck on a detail with a symbol/relief in the middle of the design. This symbol is overlapping the bottom part ...
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26 views

Got rid of alpha channel containing colors

I try to edit some UV map exported from Blender. Before I want to edit some textures I want to select the regions by alpha. What I did was some kind of binarization of the image and got rid of the ...
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0answers
50 views

How to make truly additive “Addition” layer modes? [closed]

This image summarises my mathematical struggles with the seemingly simple rule of “Addition” layer modes in different graphics applications (tested with GIMP and Inkscape). Since the greyscale layers ...
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1answer
473 views

Remove grid from PNG

I have several images like the one below. I need to remove the background grid using a Linux based tool (and I know nothing about graphic design!) Maybe this can be done with Gimp or Krita? I could ...
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1answer
110 views

How do I change the template on Gimp after I start editing?

When creating a new image with Gimp (File → New…) we can choose a template : A3, A4, A5, US-Letter, CD Cover etc. I'm pretty sure templates are just the image dimensions but can we change it mid-...
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1answer
399 views

Why is my version of Gimp missing the palette to gradient tool? [closed]

For some reason my version of gimp is missing certain features/buttons I am trying to create a gradient from a palette but when I right click on the palette it is missing the option to do what is ...
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2answers
173 views

Draw an outline based on contrast?

Semi-related to How to automatically draw the edge between two regions in GIMP?, is there any way in GIMP to stroke an area and create a line along areas of high contrast? I know that there are edge-...
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1answer
157 views

How to automatically draw the edge between two regions in GIMP?

I have an image that has areas with different colors in them similar to this I would like to draw a line at the boundary between the red and the blue regions using Gimp. So the end result might look ...
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2answers
191 views

How can I map a grey scale image to a specific color channel gimp?

I have a grey scale image, and I would like to map it to a specific color channel (red in may case), in gimp. That is, I would like to produce an image with only red channel, and that the red and non-...
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2answers
485 views

The proper way to apply a gradient to a selection in Gimp

In Gimp 2.10, I have initiated a bank canvas. I press R to use my rectangle tool to draw a rectangle. I then press G to apply a gradient over my selection. Scenario 1 From this point, if I select ...
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2answers
374 views

gimp: undo tool, e.g. to erase pencil paths

I've drawn a few curves with the pencil, and now I want to edit one of them or at least delete it. There's the history, but you can only undo a sequence that ends with the last op. There's the path ...
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1answer
171 views

How to add notes to a Gimp project?

With the latest version of Gimp (2.10.x), is there a way we can quickly type notes? This will come very useful in instances where I am using the Measure Tool and simply need a place where I can ...
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1answer
156 views

Moving content of selection across multiple layers in GIMP

To be clear, I have a selection and I want to move its content, the content from multiple layers. I know In my version of GIMP that I can't actually select multiple layers, but I can chain and group ...
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1answer
60 views

Inkscape: how to print filename under imported image

I have a folder of about 200 svg files. I'd like to use Inkscape to distribute them on a single svg file, but I'd like to put, under each image, its filename (possibly without extension). Now, because ...
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0answers
30 views

The gimp pen doesn't “over-paint”, but “under-paints”

What I mean by over-/under-paint is that, when painting over another pixel, instead of laying the selected color over the pixel's color (taking the opacity into consideration), it paints under the ...
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1answer
978 views

How do i fix the device status on it on Gimp 2.10.18 that says only Core Pointer?

I don't know what i did, but there is no information about the tool i am using now. The image is the device status, below the tool box. I am on the warp tool. It only says core pointer. https://i....
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2answers
1k views

Gradient Border Using GIMP

I am starting with a blank canvas in GIMP. I want to create a gradient border around the entire perimeter of the image. I am not looking for fade to transparency or feathering the edges (which there ...
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2answers
411 views

How to zoom finely in GIMP?

Is there any tool for fine zoom in GIMP? I mean not 125% or 100% , something in between. Thanks.
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1answer
64 views

Change colour of liquid in GIMP

Just wondering if it is possible to change the colour of a liquid in GIMP? I have followed this tutorial: https://www.youtube.com/watch?v=Pn7rrMZ6TCA While it teaches us how to set a transparent ...
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1answer
200 views

How do you replace pixel color on all channels including alpha in GIMP?

I'm trying to edit a simple theme icon, which has full RGB colors and variable transparency in different places. I also know what color and alpha values specific pixels should have, and want to set ...
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2answers
854 views

Removing an added filter on GIMP

completely new to GIMP and I am wondering how to remove a filter I've added to an image. I used one of the light and shadow filters and I can't undo it. Is there a remove filter or delete filter ...
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1answer
20 views

Alterations not being picked up when overwriting file

I have a bunch of png images that I'm editing to add rounded corners on my mac, to do this I'm going through the length process of:- Opening a file Adding an alpha channel Selecting a rounded ...
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3answers
558 views

How to create and manipulate a slinky style spring

Background Im writing a book on music theory and I need to create some diagrams and illustrations to explain some key points. Im currently writing a section about sound waves and I would like to ...
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47 views

How to drag layers from one document to another with Gimp 2.10.12

GIMP 2.10.12; With older versions of Gimp one was be able to drag a layer from one open document to another open document. You would select the layer in layers tab, and just drag it to any ...
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3answers
362 views

Make fancy border in inkscape and gimp

I relatively new to GIMP and inkscape and trying to build posters but i couldn't find a any video or forum posts in which people create custom border images and use them as border (either they add ...
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2answers
32 views

Is it possible to copy my selection editor into a layer? (Gimp)

I am currently trying to outline a picture of my buddies car, and fill it with a solid color and put it onto a shirt for him. My selection editor has exactly what I want inside of it, but I go to fill ...
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2answers
673 views

Inkscape to Gimp - Layers

I am a beginner in everything but especially GIMP. I used Inskcape to create a cover for my coloring book. It has multiple layers and transparencies. I know I have to flatten the transparencies. ...
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41 views

Gimp: How to recover selection, if wrong mode has been chosen on commit?

Is it possible to recover a selection path if the wrong mode (e.g. subtract) has been chosen when committing? It has now happened several times to me that I have spent quite some time tracing details ...
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1answer
143 views

GIMP/PS - How to save selection as pixel (remap) table?

Using GIMP or Photoshop, either one of them. When selecting a part of the image using selection tool, how can i export this selection as a pixel map?
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2answers
65 views

Inset a closed vector shape or path in any graphics application

I used a text vector only because I was too lazy to draw a vector shape on my own. But this is NOT about text; I want a general way that can be applied to any closed vector shape. If I have a closed ...
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1answer
225 views

GIMP: how to edit a sngle-layer transparency using a white background?

I'm trying to edit an image that is just one layer which is transparent. It's hard to see the content because of the default gray-black checkered background. How can this be configured to white? I'm ...
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2answers
151 views

GIMP - How to get selection info?

How would I get pixels information based on a selection using GIMP (or any other software)? For example, just like in PS I want to select a specific region of the image and have information about its ...
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1answer
27 views

Varying Images per Print

I want to send out a postcard to several thousand people with a specific image on each just for the recipient. I have designed the common background in GIMP and have my series of specific images. ...
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2answers
156 views

How to change recurring pattern across image in Gimp?

I have this image in Gimp: Each red square has the same width, height, color and layer. I want to make all red squares half blue like this: To do this I'd make the first square half blue then copy ...
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1answer
3k views

stroke outside selection on a [new] layer in gimp

Create document with transparent background. Add the word 'word' as text. Create selection from alpha channel. create new layer. select new layer. (edit menu) stroke selection. How do I control ...
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1answer
28 views

How to undo changes to user preferences in GIMP

I was following this tutorial to add GAP (animation) to GIMP, so I can edit multiple layers at once: https://www.gimp-forum.net/Thread-Installing-GAP-4-9-3-Gimp-GAP-Gimp-2-10 Before adding this, I ...
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1answer
49 views

How can I get GIMP to remember my brush on a per tool basis?

I'm using a Wacom tablet. I want to use a thin brush for painting, and when I flip over to erase, I want a fat brush. However brush are not switched when I switch tools. How do I do this?
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2answers
134 views

Straight, dashed horizontal and vertical lines in GIMP

I need to create a horizontal and vertical dashed line. I used the paths tool and then I edit the line to do it dashed. The problem is that I set the two ends of the line manually and I cannot be sure ...
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1answer
103 views

Gimp 2.10.14 : drawing tools suddenly stopped to work

My drawing tools have stopped working and I don't understand why. Even after uninstalling and installing again, resetting the tool's presets, the problem still here on every single picture that I open ...
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0answers
385 views

How to use mockups in Gimp

I am all new to Gimp, so this may be a very basic question. I want to use a mockup that I found online to put my images in a picture frame. Now, I can only do this by adding the image as a layer and ...

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