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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31 views

Imported PNG images in Gimp aren't transparent

I opened a PNG image as a layer in Gimp, expecting the background to be transparent. Instead, the whole squared background is visible and covering the image under it. What exactly am I doing wrong and ...
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4answers
55 views

How to solidify the outline of an image that has feathered edges?

Imagine saving a .png image of a solid-colored circle that is on top of a transparent background. However, the circle is filled with that solid color in such a way that towards its outer contours (...
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Issue with letter spacing in a justified GIMP text block

I'm working with a block of text in GIMP that consists of three short paragraphs, which are full-justified in their text box. The first paragraph seems to be perfectly fine; spacing between words ...
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2answers
41 views

How to find actual hex value of color opacity in GIMP

I have a layer of color Red. It is a little transparent. I want to find actual RGBA value of it. The opacity is in percentage an I want the hex value of it. Is there any way, thanks.
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How to create a cylindrical circle in gimp

I want to create a similar 3d cylindrical circle as highlighted in the black rectangle How do I do this in GIMP?
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Text added to image in GIMP is too low resolution

I am very new to GIMP and am having trouble with a project. I am trying to add text to an image to create cover art for an album. I have added the image, which is 1000x1000 pixels, and then added some ...
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1answer
53 views

Where is the search bar that can search a specific pixel by entering the coordinates of that pixel in Gimp?

Searching the pixel immediately by entering coordinates(x,y) to the search bar. Where is the search bar? I mean there are too many pixels in an image. If we search the specific pixel one by one by ...
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3answers
319 views

GIMP: what are the 'linear space' and 'perceptual space'?

I want to analyze the color distribution and statistics of my pictures in GIMP. There are two spaces to view the colors, the 'linear space' and 'perceptual space'. What is the precise definition of ...
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1answer
34 views

Hide image behind transparency

I'm using gimp to create some character icons. I need to fill a round border with the image of the character. I can get the character image behind the border, but then the edges of the square ...
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2answers
34 views

Gimp: Automatically save alternating layers and one set background layer?

I have one base layer and ten optional, alternating layers (on/off features). So there are 2**10 combinations with 10 optinal layers so I should get 1024 variations generated with my layers. As a ...
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How to remove background from this specific image with gimp

Can someone help me with this image. I just need to remove background and have the outline of myself, so that I can transfer it onto another image. I have tried many times in gimp using the magic wand ...
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4answers
132 views

How to remove paper pattern from high-res watercolor scans (batch)

I have about a hundred illustrations that I want to prepare for printing, and I am struggling to find the right pipeline to make the unpainted parts of the paper WHITE. Using some form of edge ...
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59 views

Why are some colors shown as one in some display programs?

I am very confused about this png. The colours look different on different programs. There are two types of programs: the ones who display it correctly with many different shades of colours in its ...
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40 views

Alpha to Colour Value in GIMP

I can convert from colour to alpha, but I need to convert from alpha to color. I have created an image containing only white text and I want to convert the semi-transparent pixels (the text smoothing) ...
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Alpha Channel: When to add it or why not? How much does it add to image file size?

When you load an existing image in Photoshop or Gimp, it is a single layer with no alpha channel. One reason why someone would need to add an alpha channel to that layer is if they want to cut away ...
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In Gimp 2.10, how can we copy the selection shape from one image to another image?

This question may seem to be a duplicate of this one. However, both of the solutions shown there can't be applied to my problem. They both seem to be valid for situations where you want to copy the ...
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1answer
72 views

How to set GIMP Layer boundary size to be content-aware instead of the default canvas size?

Basically I would like to make the layer boundary size content-aware so it will always fit and never limit content to spread. Example A (Default GIMP Behavior): Here the layer "Layer" has ...
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How to change shape in GIMP

I would like to take any shape, and drag its edges wherever I want, distorting the image in the process. How do I achieve this ? Perspective isn't what I am looking for, nor is Filters>Distortions&...
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GIMP 2.10: PDF Export: How to export each layer GROUP as a new page?

GIMP can export each layer as a new page[*]… but is there a way to do it based on group layers instead? Alternative trick: Flatten each layer group before printing using Merge Layer Group… without ...
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35 views

Turn solid fill of image to outline

So for a wallpaper I'm making, I'm trying to edit this image so instead of a solid image like this, I am hoping to change this so it's just an 8-pixel outline. So the outside edges of the image is ...
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2answers
303 views

how to change transparency of a layer by a brush (GIMP)

I want to change transparency of a layer where the transparency can be changed by a brush ex: increase top layer transparency by 50% when I draw a line over a place. what I’m trying to do is have ...
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27 views

GIMP - shortcut / hotkey for OK button?

I use Linux, maybe in Windows dialogs are different, but on Linux e.g. when color is edited if I press Esc key changes are reverted back, I want to choose Ok w/out using the mouse. I was not able to ...
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1answer
43 views

How to connect two anchors of the same path in GIMP?

I have a path in GIMP, that is missing a single segment between two anchor points. How do I connect/join them?
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1answer
29 views

Replicate selection in Gimp

I'm trying to use gimp for pixel art. In a tutorial I saw someone making a selection in photoshop and then use the selection to draw. Not sure if I explain it right, so I clipped a couple of seconds ...
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1answer
110 views

How to replicate this vaporwave style image in GIMP?

I would like to use this image as a vertical wallpaper, but it's impossible to crop it so all the detail fits on the screen, so I'm looking to recreate the image from scratch, using GIMP. I found the ...
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25 views

Moving GIMP floats with arrow keys + Shift

Looking around it seems like the accelerated Shift + arrow keys movement default is 25 pixels. Somehow mine seems to be 2 pixels. Can this be customized?
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2answers
42 views

Free-hand erasures from a selection?

You might be working with a picture containing some detail that you want to eliminate or hide. Once upon a time, in a previous version of Gimp, it worked well to select some neutral area of the ...
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24 views

Gimp 2.10.18 does not highlight selection if it's all with alpha

When I select an area that contains a completely opaque color part and an alpha color part, after copying and pasting it, it highlights the selection for only a part of the selected area. Also, if the ...
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1answer
134 views

Zealous Crop that will arrange elements independent of each other

I'm trying to remove whitespace with a Zealous Crop. In both Gimp and XnView MP they'll crop the whitespace and move elements closer together, but whitespace remains above and below each element ...
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1answer
51 views

Resize/modify Arrows in Gimp

I have added the arrow.scm script to Gimp and can create arrows to my liking. I want to use arrows on my documentation which point to buttons, switches etc. so sometimes need to adjust the arrows at a ...
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2answers
134 views

Erase color from image in GIMP

I have layer1 with an image. And I have layer2 with a single solid color. Now I want to remove "something" (some color) via "some tool" from the whole image in layer1 (not just the ...
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1answer
63 views

How can GIMP's Blur Tool blur way more swiftly, effectually?

Apprise me if you know better examples. I trust obvious what boundary I'm trying to Blur — the two different hues of grass or water. And the forehead with the bad haircut, because the hair cut off ...
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How can I, most effortlessly, whiten or white out yellow or brown Tint?

Is Tint the correct term? These photos aren't mine. I can't retake them. Don't change anything except the yellowish Tint. In the first photo, the food pictures must NOT be DEsaturated or DEcolorized! ...
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92 views

In GIMP, how do I apply the Gradient Tool to just one part of a picture?

DON'T use the Blur/Sharpen tool in this post. When I click the Gradient Tool in GIMP, a new separate window pops up! But this isn't what I want! As an exercise, I merely need to apply the Gradient ...
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40 views

Saving work flow for print, web, original scan files in GIMP

How does everyone deal with work flow and xcf files - like if you need to make 3 versions of same image i.e. : save image for web save image for print save image as original scan Do you touch up the ...
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1answer
65 views

Why not use the Blur/Sharpen Tool to efface a boundary between two colors, in GIMP?

I'm trying to dissolve, subdue (What's the correct term?) that glaring, brazen, straight clear cut boundary between the blue and green. I want the blue and green to gradient and meld smoothly (What's ...
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44 views

How to achieve result of a 2 Layer setup(top one is Overlay blend) with a multiple default images combination?

Imagine we have a 2 layer setup like this: Top Layer + (Blend Mode: Overlay) this layer shows a half-transparent smoke cloud - very bright in the center starting at white with smooth color transitions ...
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1answer
56 views

GIMP: Applying filter from command line

Is it possible to apply filter through script or command line. I want to add a long shadow to about 50 files.
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2answers
411 views

Select all non-transparent pixels in a layer

I was going around trying to center the contents of a png image with anti-aliasing, and I imported the image into GIMP - but then I realised I didn't know how to select all the non-transparent pixels ...
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45 views

GIMP Technique to reduce blurred lines in old documents?

I'm aquequate at best using Gimp, so for all I know this may be something easy to do. I'm dealing with really old church documents that were photographed in black and white, then scanned. I cannot ...
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1answer
83 views

Marching ants not visible in GIMP -- Setting?

My GIMP application is in an odd state, possibly due to a setting that got messed up/corrupted? When I make a selection with any of the selection tools, there is no visual indication of where the ...
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1answer
73 views

Normalize function in GIMP

I used to have a Normalize function under Colors->Auto in version 2.8 of GIMP. I recently upgraded to 2.10 and the function disappeared. This thread has one answer where the author attached a ...
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1answer
45 views

Gimp Keep selecting text on another layer

Layer 4 is base image. Layer 3 has text box. Layer 2 is blank. top layer 1 is blank. I select top layer one and try to draw a text box, but Gimp selects the text box on layer 3 as if I want to edit ...
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28 views

How to create transparent strokes in Adobe Illustrator? [duplicate]

I am trying to make all the lines that are pink become transparent. How would I do this in Illustrator? I can not just make the strokes transparent because there are objects underneath. To make the ...
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45 views

Pixel values in an image

I created a grayscale image using lodepng library. In windows explorer, when I right click the image and go to Properties->Details, the field "Bit depth" has a value of 16. However, when ...
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1answer
156 views

How Do I Create a "Network Glow" Effect in Inkscape?

Trying to create a glow effect similar to the following image on Freepik using Inkscape: https://www.freepik.com/free-vector/polygonal-wireframe-business-strategy-composition-with-glittering-images-...
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127 views

GIMP 2.1 - Align does not work

Hi, I've been trying to figure out to align stuff in gimp. As you can see I have cropped this layer to its contents, selected it, and set align relative to image, but the align tool does not do ...
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70 views

Gimp transparency isn't working, even when I export with png

I followed videos step by step to create my image in gimp, making the background transparent. I then exported my file as a .png file. Everything looks like it worked well, until I add the image into ...
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1answer
139 views

How can I crop a layer in GIMP without shrinking the canvas?

A very simple exercise in GIMP: create a new (blank) image, open a .jpg image as a new layer, and crop that layer. What should happen: the canvas should stay the same size, regardless of how much or ...
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2answers
64 views

How to create a tileable natural stone texture?

How can I make below natural stone wall tileable ? Preferred solution would be to generate above wall in GIMP, but using a photo and making that tileable would also be acceptable-

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