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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.

2
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5answers
11k views
0
votes
1answer
25 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
votes
2answers
406 views

How do I convert images of a page of text to pure Black & White and sharpen the text?

I'm a research student working with large numbers of archival documents. For speed when at the archives, I photograph the documents (with a decent but not fancy digital camera), producing colour .jpg ...
1
vote
2answers
185 views

Is there a shortcut for “Auto Shrink” on GIMP?

In order to Auto Shrink a selection, I find the toolbar window (TabTab) and push the "Auto Shrink" button. I do this quite often and would like to know if there's a shortcut built in to GIMP. If not,...
0
votes
1answer
36 views

Using Gimp to Chroma Key a low-resolution/pixel graphics image

I took a screenshot of a character from a game I'm playing, with a mod that adds blocks for chroma keying. What I'm stuck on is that even though the image has no shadows (fullbright enabled for the ...
0
votes
3answers
48 views

Blurring the edges of a layer on Gimp?

I am trying to blur a layer on a Gimp photo. It's a pink layer called 'Capa 1'. I have tried inverting the layer, and feathering however it hasn't worked. I need to blur the edges so they are not ...
1
vote
3answers
40 views

Gimp - Level adjustment as layer, like photoshop?

Is there any way to adapt the levels of an image through a specific 'level' layer, like in photoshop ? I find it very handy to have it as a layer. See below, I'havent found a way to achieve that... ...
3
votes
2answers
108 views

How does tinypng.com minimize pictures?

I recently discovered tinypng.com, which helped me to minimize a picture on my website from over 60k to less than 20k by keeping the same quaility (for me personally at first sight, I'm not so into ...
0
votes
1answer
22 views

GIMP Clone using different size, rotation, reflection, perspective transforms?

Is there a plugin for GIMP to enable cloning with transforms (size, rotation, reflection and/or perspective) performed automatically? Currently, the only way I can see to do these things is to ...
0
votes
2answers
30 views

Gimp color with pencil shading

How do I add color to a pencil drawing and leave the pen/pencil shading alone? ( color white under pen/ pencil shading and leave shading untouched on top)
1
vote
2answers
40 views

How to make transparent shape to make the color more bright

How to make a transparent shape for example a rectangle that increase the brightness of background color or other shape like image below. The background color is dark blue, the shape make the color ...
3
votes
4answers
23k views

Why can't I fill a selection with color using GIMP?

I am quite new to GIMP. I created some text and set it along a path. I created a selection with the same shape as my text. If I try to fill this selection with a color (Cmd. or Cmd,) GIMP appears to ...
0
votes
3answers
156 views

Use of the maths in graphics programs

In relation to my activity as a teacher of Mathematics and Physics at an Art School, I would like how to connect in graphics programs, any arguments of the analytic geometry or trigonometry in ...
0
votes
2answers
34 views

Normalizing heightmap image without creating ramping effect

I'm trying to get a real-world heightmap data for my game. I'm grabbing an image in GeoTIFF format from here and then converting it to png and cleaning up some errors. This is an example of a fjord ...
0
votes
1answer
37 views

GIMP is not combining layers the way that I expected

I have experience with image processing, but I am fairly new to GIMP. I was experimenting combining layers that have transparency, and the pixel values that GIMP computes do not agree with the ...
43
votes
4answers
44k views

GIMP: 'move layer' stops working

I'm having intermittent problems with GIMP, where the 'move layer' command suddenly stops working. The mouse pointer changes to the one below: When I make an explicit selection, e.g. CTRL+A on a ...
0
votes
1answer
24 views

Transform chained layers in Gimp like one same merged layer

How I can transform (Scale, Rotate..) chained layers in Gimp 2.10 simultaneously? For example, I set chain icon to 2 or more layers and want scale them like one merged layer.
0
votes
1answer
22 views

Select only image in layer around selection

Here is my current situation. I am trying to select the selection inside via CMD+SHIFT+L so I can move the gold coins around a bit. But I don't seem to be able to do so. Select -> Float seems not ...
1
vote
2answers
28 views

Filling overlapping paths

I have a text layer whose letter-spacing is set to a negative value, and thus letters overlap. This is my intention. I transform the text layer to path and hide the original text as I don't need it ...
0
votes
0answers
17 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 ...
6
votes
4answers
8k views

GIMP - How do I change UI DPI?

This is a problem I have been having recently. My screen size has a pretty high pixel density and, as a result, all of GIMP's icons are criminally small and very difficult to look at. I've tried ...
0
votes
1answer
47 views

GIMP fill gif canvas background with image background

Normally people would want to make the gif background transparent. But how to fill all the cavas background with the "grey-like color" background of the image and apply to all 90+ layers? I have ...
4
votes
3answers
506 views

How to get a 1:1 scale print preview?

this question is actually a bit special, so I didn't know exactly how to formulate it. What I actually want is to see an image on the screen at same size (or as much close as possible) to the size it ...
0
votes
1answer
50 views

Compatible Photoshop format for GIMP

I am using GIMP on my Ubuntu, and need to open a file some one else made with Photoshop. What file format preserves the layers, colors and preferably the text/fonts when exporting from Photoshop and ...
0
votes
1answer
47 views

Resizing an SVG using GIMP

I exported an image from this site https://watabou.itch.io/medieval-fantasy-city-generator and am trying to make it really big, but can't figure out how. The tutorial vid I found uses an iOS or ...
2
votes
1answer
90 views

How to create mock ups in GIMP using templates like PSD in Photoshop?

I am almost novice to graphic design. I need to know whether there is any way to create mock-ups in GIMP, people generally create in Photoshop with PSD format. Is there any format like PSD in GIMP, ...
0
votes
1answer
47 views

GIMP Graphic export

I have created a graphic in GIMP with a number of layers. I have exported this image as both a .png and .jpg. When opening the image I can see there are a number of white areas and speckles that do ...
0
votes
1answer
22 views

How can I create a grid that is a rectangle in GIMP?

How can I create a grid that is 150x50 pixels? The grid feature in Filters->Renderer->Pattern->Grid does not let me create grids other than a square.
3
votes
4answers
21k views

How to add a simple border into an image in GIMP

I'm very new to GIMP and found that doing simple stuff in GIMP is much harder than it should be. All I want to do is add a simple black border around an image layer. I have added this image using the ...
0
votes
1answer
57 views

How to make a video of a counter e.g.100-1,000,000?

I'm developing a website and want a counter upon start up to go from 1,000-1,000,000 So we decided the best way to do it would be to put a video on the cover that would play on start up. Now how do I ...
1
vote
3answers
157 views

Wish to make a GIMP layer visible to me, but “hidden” to GIMP

I am attempting to create a color-coded grid diagram for a cross-stitch pattern. As shown in the attached image (sorry it is a little blurry, this is just my test run), I have a white "background" ...
1
vote
1answer
18k views

Gimp: how to combine two images side-by-side

I've recently drawn 2 images and for the final product I need to combine half of each images, one on the left and one on the right, into a single image.
0
votes
2answers
70 views

How to add an object inside another

I wonder if it possible to add an object inside another. My project is to add bottles inside a six pack bottle. So I have an empty six pack and I have a bottle. I want to put some bottles inside ...
4
votes
3answers
3k views

GIMP: PDF export introduces artifacts on edges where there is no background

This is a followup question to gimp: Background removal gives gray fringe, when exported as pdf: To reproduce the problem you have to follow these five steps: In GIMP, create a New Fileo with ...
1
vote
1answer
43 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 ...
0
votes
2answers
42 views

Edited images different in Mac and PC

I am a total amateur at using image editing programs. I have been scanning pages from a book to my Mac (High Sierra) using Image Capture and saving it in png format. I have then used Gimp to edit ...
1
vote
1answer
22 views

Text tool menu obstructed when used at top of image

When I need to add text to the very top of an image, the text tool menu is obstructed by the top of the window. How can I get the entire menu into view?
12
votes
3answers
43k views

GIMP: How to crop a layer?

I have a screenshot where I want only a part of the pasted image, and I want to turn the white that's in it transparent. First I need to crop the pasted image. I have selected the layer and a ...
1
vote
2answers
7k views

How to edit an EPS with GIMP or Inkscape

Newbie here. I wanted to design a wallpaper, (I was starting with a 1280x1024 size), so I downloaded this graphic from freepik [ see link below ] but I cannot figure out how to edit it. First I ...
0
votes
1answer
39 views

Background gradient mask layer effect

I'm a newbie using gimp. I would like to make a banner like the picture below, a white color banner with some fade background color. Please advise. Thanks.
15
votes
8answers
32k views

How do I directly set layer positions in Gimp?

I'd like to directly set (i.e. type in actual coordinates of) the position of my layer in the image, like you can with the selection box: (Not the size, but that would also be cool) Is this possible?...
7
votes
4answers
12k views

Fill Canvas with background in GIMP

I have a bunch of images whose size is 750x1000 pixels. I wanted to make them 1000x1000 without risking stretching the depicted object so I have enlarged the canvas and centered the original image. ...
1
vote
2answers
49 views

GIMP decreases quality of image after every saving

I used GIMP to draw and after couple of weeks I noticed that image isn't as sharp as it was before. It seems GIMP can't save a file without quality loss: the more times you save file, the less and ...
3
votes
2answers
78 views

Is there a filter to 'reverse Emboss'?

I'm starting from a photograph of a relief, lit from above, something like https://en.wikipedia.org/wiki/File:UnfinishedStele-NefertitiPouringWineIntoAkhenatensCup.png I want to extract the ...
0
votes
1answer
49 views

Gimp adjust brightness not applying to image

I have a strange behavior, I'm using GIMP 2.10.8 on Ubuntu 18.10, Sorry I'm newbie. I copied one image and pasted to new layer. I changed the color using Colors -> Colorize I wanted to increase ...
3
votes
3answers
4k views

How to remove background in a scan of an old drawing

I have the following image which I would like to clean using GIMP. Usually, with B&W images one of the following methods works, see here or here. However, I have 3 additional problems in this case ...
0
votes
2answers
40 views

Gimp Python-Fu how to copy a channel

Suppose I want to copy the red channel of an image (thus creating a new channel). How do I do that with Python-Fu? EDIT: basically, I need to create luminosity masks. So far, I tryed the following ...
0
votes
3answers
65 views

Gimp - better resolution with less pixelized edge

I have this low res picture: I would like to print it, so I need it in higher resolution, but the edge are all 'pixelized': I tried the gaussian blur, but the result is to 'blur': I would like ...
0
votes
2answers
2k views

How to write Japanese in GIMP text layer?

I am using mac 10.10. My keyboard input source is set to Hiragana, but when I type into a Gimp text layer, the regular latin characters appear and not the Japanese that I expected. How do I get this ...
2
votes
3answers
72 views

Gimp- how to switch/exchange photo

I'm new to gimp. I have created a graphic where I used patches to trace and cut shapes. I've attached the image. I want to be able to create duplicate files using different colour sparkle images. I ...