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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1answer
492 views

Pixel perfect pen size in GIMP

When I use the pen and I put 1.0 size, it draws a 1x1 pixel square. But after that, it goes like this: At 2.0 size, 3x3 square. At 3.0 size, 3x3 square. At 4.0 size, 3x3 square. At 5.0 size, 5x5 ...
1
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1answer
47 views

How to use a linear workflow in GIMP?

This question is for those who use Blender together with Gimp for post-processing, texturing, etc. How to work in Gimp 2.10.8 as if you were working in Nuke or Blender Compositor? I'll explain: In ...
1
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1answer
53 views

Merge two images and add a separator between them

I have two images of same width, how can I produce a third one, such that the first one is on top, and the second one is at the bottom , with an arrow between them ? Here's the result I want: I come ...
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1answer
225 views

How to fully change a border colour in GIMP?

I did the whole select colour -> fill colour thing but all the edges are frayed, how to fix this. Also tried the colour exchange mapping, didn't work so well.
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1answer
278 views

How to draw perfect rectangle using paths tool in GIMP?

I want to draw rectangle (perpendicular edges) using paths tool. I tried using grid, but it does not give precision. Also tried "snap to grid" option seems to not work with Paths tool. In pencil tool,...
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1answer
2k views

GIMP - GAP Extract Videorange Only Gets First Frame

What I am trying to do: I am trying to use Gimp (2.8) to convert an mp4 video to a gif. What I've done & The Problem: I downloaded and installed GAP (I pasted the resources I used below). ...
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1answer
83 views

What do I need to manipulate in GIMP to follow these specific color patterns I'm working with?

I am using GIMP and my images are appearing darker in an app I'm using, specifically OOTP 18. For example, my blue #0054a4 displays as a darker blue #003184, when I need it to appear as blue #004295 ...
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1answer
32 views

Gimp does not allow me to select any format other than A0 for new image

I am want to create a new image in Gimp in A4 size. When I click on template, I can’t choose A4 or any other format except A0. Before, it allowed me to choose any format. How can I fix this?
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1answer
56 views

How to make things opaque using GIMP?

I followed this walkthrough on how to select colors with anti-aliasing, and when I finished, everything that hadn't been deleted was not opaque. Yet the layer was at 100% Opacity. How do I fix this?? ...
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1answer
27 views

Using Gimp 2 to color to alpha still leaves a slight background color in image

How do you remove the background completely using the color to alpha method ? it looks like it detects the edges well and puts the transparency background boxes in the background, but upon further ...
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1answer
26 views

How to add blur / round corners to only white rectangle layers

I want to add a blur or rounded rectangle to only the white rectangle layers, which are behind the text. Trying rounded rectangle with the layer selected, only modifies the main layer. I have tried ...
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1answer
65 views

How can I (using Gimp) accurately remove a red background from an image?

I've been designing some custom backgrounds for a game recently, although I have little to no skill with photo editing. I've usually only used MS paint, but this particular project required tools that ...
3
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0answers
239 views

Using imaging software to turn images into colouring-in activities

I am trying to prepare colouring-in pictures as children's activities. I have seen this question and attempted using this kind of technique. It works well for touching up existing line art, but isn't ...
2
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0answers
44 views

Modifying fonts with Gimp

I am using the Papyrus font in a banner and I would like to make the font darker and thicker without going as dark as Papyrus Bold. Papyrus Bold seems to loose the feel of papyrus which is caused by ...
2
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0answers
131 views

How to join separate scans of same object

Am scanning game maps using an A4 scanner, so typically they are more than one file. Is there a semi-automatic or automatic way to join them properly? For example, take two images that might overlap ...
2
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0answers
464 views

Copying and pasting directly from GIMP has black background

Sometimes I edit an image in GIMP with transparency and copy the entire canvas and paste it directly into another application, such as a tweet on Twitter or a message on Discord. The image pastes with ...
2
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0answers
119 views

Color management: how do I make Gimp handle gamma conversion in this png file?

This image is shown as an apple in Gimp, although if gamma is handled correctly it should show a pear. What steps should I take in Gimp to make it handle the gamma correctly? I've tried with the ...
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0answers
99 views

How can I map colors of one (non-uniform) gradient to another?

I'm trying to recolor parts of an image to match another part of the image. As an example, consider this image of an anime character's arm wearing a black glove: I want to remove the glove, i.e. I ...
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0answers
221 views

32-bit float EXR with GIMP/Photoshop

I've modified UE4 to render in 32-bit float color depth, and to then grab the output and write it to an exr file also with 32-bit float color depth. I've set Unreal's gamma value to 1.0, so there ...
2
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0answers
4k views

Gimp batch resize and change levels

I have hundreds of images, of which I want to perform the following operations in Gimp: Scale it using Sinc (Lanczos3) Change the input levels to a certain value Save it My question is how do I ...
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0answers
59 views

Gimp: web preview is blurry

I'm scanning black and white drawings onto my computer and cleaning them up with GIMP so they are all crisp and clean but (after resizing them for the web -roughly 1000 pixels and 75dpi) they appear ...
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0answers
541 views

Editing a PSD using Gimp

I am totally new to this sort of thing. I have been sent a template of a banner (see below) that I need to edit. It is a simple four layer PSD file that I am going to open in Gimp as I can't justify ...
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0answers
488 views

Gimp - Adjusting color level values of layers in batch

I've scanned some book pages and imported them as layers to a single grey scale Gimp image. I need to do some identical Levels adjustments (primarily to correct white point) to each layer prior to ...
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0answers
161 views

What are the risks, if any, of upgrading GIMP from 2.8.16 to 2.9.x?

I am interested in going to 2.9.4 for the added utility & improvements. I have loads of custom scripts, UI, and so on that I use frequently, so these are my chief concerns - will they port ok? ...
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0answers
117 views

Issue with color profiles in grayscale images (compared to GIMP)

X-Post https://www.reddit.com/r/photoshop/comments/5v4zid/issue_with_color_profiles_in_grayscale_images/ (slightly edited) Hi everybody! I hope the language barrier will not be noticed (feel free to ...
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0answers
778 views

Resize Selection In Photoshop Like in GIMP

About 15 years ago, I was a Photoshop user. Then I stopped using it and exclusively used GIMP. Now I'm trying to get back into Photoshop and there is one thing that is driving me absolutely nuts. I ...
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0answers
92 views

Is there an automated way to draw pixel measures on an image in GIMP

Question Is there an existing plugin or script for GIMP that performs the same function as the pixelmeasure script described below? Background There is a JSX script for Photoshop (pixelmeasure.jsx) ...
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0answers
1k views

Convert a PSD Photoshop file for Gimp

I'm looking for a script or any another solution to convert a PSD file for Gimp because our developpers use to work with Linux. We've seen that some layers don't work, it is necessary to merge the ...
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0answers
2k views

How to create 9-patch images in gimp?

I would like to create nine-patch images for mobile and web. How can I do this in Gimp? Is there any plugin for creating nine-patch images in Gimp ?
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0answers
82 views

I need help with the color to alpha tool on gimp

So I used the color to alpha tool in gimp and it did what I wanted it to but when I saved and exported the picture it didn't apply. what I wanted is to take all the white values and make them ...
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0answers
40 views

how to get results of the node setup in gimp?

Here is a very easy node setup in blender: suppose if we want to see the results in gimp with the subtract mode set on the wave texture we get a result such as this: the results are quite different ...
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0answers
470 views

How to scale Bucket Fill into GIMP?

I'm new with GIMP and I have lot of images for doing patterns with them. The problem is that they are different sizes and I need secific size for specific piece of work. In other applications I could ...
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0answers
1k views

How to setup gimp to recognize input device changes inside of painting area?

Gimp only recognizes a change in input device (from pen to mouse) when the cursor leaves the painting area. If I paint with my pen, stop and then move my mouse it will move the cursor but the brush ...
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0answers
248 views

Which HSV-noise values do not cause artifacts on an LCD screen?

I have come to notice that certain HSV noise filter values applied to a uniform background colour look horrible when viewed on an LCD screen under certain viewing angles. This is more noticeable on (...
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0answers
802 views

Combining screenshot with Apple product image (including its generic status bar) with GIMP instead of Photoshop?

I would like to add a proper screenshot to an iPhone product image to create an ad for an iOS 7 app. Apple provides such product images as *.psd files for Photoshop, however I only have Gimp 2.8.10 (...
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0answers
35 views

How can I attain full solidity through using layer blending modes?

I have been working on vectorizing a photo for a very long time. After all that, I figured that the best way to vectorize it is to: 1) Turn it to solid colors (i.e. only one shape of each color) 2) ...
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0answers
23 views

Dithering with GIMP python-fu

I'm using GIMP 2.10.6 on Ubuntu 18.10. I'm trying to script an automatic image manipulation, and for part of the workflow I need to dither a layer in my image. I can't find anything in the script-fu/...
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0answers
18 views

How do I configure GIMP to use a tablet to select options, not just draw on the canvas

I have the wacom Intuos 5 touch (M) tablet installed on Windows 10, and GIMP verson 2.10.8. When I follow these instructions to enable the pen in GIMP (https://www.youtube.com/watch?v=J198Mx75pJE), I ...
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0answers
18 views

Gimp: cannot set gfig fill color?

Spent half an hour or so trying to draw a simple red rectangle as gfig. Whatever fill color I select, the rectangle remains black. Am I overlooking something?
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0answers
54 views

Creating Smooth and Clean Graphics

I'm interested in creating graphics on a computer rather than drawing them out. I draw out things by hand, copy them onto the computer, and then trace over them with tools in a program called Gimp. ...
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0answers
22 views

GIMP cutting beyond selection

I like to use the path tool to create a selection and then cut out portions of the image. But for some reason lately, it's cutting sightly beyond my selection. This is only happening with the ...
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0answers
25 views

Gimp, script that iterates through several images and exports each one with different options

I'm quite new to gimp. Assuming I have N images I was wondering if it is possible do the following: For i = 1...N For each export options j = 1 .. N Export(img[i],option[j]); Basically what ...
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0answers
22 views

Gimp - it possible temporary hide crop rectangle

It possible temporary hide crop rectangle like in Photoshop with Ctrl+H? I need it in some cases to review of crop borders more detailed.
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0answers
596 views

Why is the anti-aliasing so bad in this text with GIMP?

I am trying to use Gimp to create a logo. I have the fonts that I need already. No matter what font I use in GIMP I see really obvious anti-aliasing on the text. I suspect this is caused by GIMP and ...
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0answers
219 views

Blend mode for adjusting opacity

I have created a new layer X which I wish to apply to the lower layers with a blend mode such that the resulting image takes its alpha channel from layer X but all other channels from the lower layers....
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0answers
49 views

enforce identical scale between two objects saved in .png files

I have two characters like this: But the white ones and the black ones are stored in different files, and the relative size of them, the scale of the object, although it has the same shape, is ...
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0answers
253 views

Scale up image inside layer in PSD loses quality?

I'm an Android developer who knows not much about getting assets (pngs) from a psd or ai file to multiple resolutions that the Android platform needs. With Inkscape it's pretty straightforward. ...
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0answers
581 views

.dds File Loses Color When Viewed in Layers

I have three .dss photo files from a video game that are textures. A lot of the separate maps (diffuse/specular/normal) are on different layers of these photos so I need some layers individually to ...
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0answers
1k views

scan/fax with text & numbers in black & white - how to improve/cleanup/enhance using Photoshop/GIMP?

I do not have a lot of experience with Photoshop or GIMP. I have a scanned or faxed document of an invoice/receipt that I am trying to submit to get reimbursed. I was mailed a copy with text that is ...
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0answers
883 views

Gimp always displays the wrong color for transparent layers

I have a problem (which I had previously on completely another Ubuntu and older versions of Gimp [now I have the latest - 2.8.10]). When I open PSDs with transparent layers, they get displayed in a ...