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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2answers
2k views

How to reduce enormous GIMP (XCF) file size for simple photo correction

Thank you in advance for your help. I am a fairly new GIMP user with no Photoshop experience, so bear with me. A batch of 600 images was ruined by something inside the camera that caused a smudge to ...
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1answer
219 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 ...
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1answer
33 views

Pixelated effect doesn't translate well on export on Gimp

I've installed Gimp to do a very simple pixelated effect on images. Now, it IS satisfying in the Gimp interface, but whenever I export it to PNG, I get an ugly faux-pixel result. Any idea where this ...
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6answers
186k views

How to select more layers with GIMP?

In Adobe Photoshop I am able to select multiple layers at once with Shift+Click. How can I do that in GIMP?
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2answers
38 views

Generate one cubemap PNG from six individual PNGs

I hope this is the right community to ask. With which free tools could I create a cubemap PNG from six individual PNGs, each being the texture of a cube's side? The cubemap would have to have a ...
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3answers
21 views

Issue with Combining 2 Gifs in Gimp

So I am trying to combine 2 gifs in gimp but my issue is that when editing and exporting both gifs separately they are fine, but when I try to be put them together and exported as 1 then It has issues ...
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3answers
2k views

Drop shadow for animated GIF

Briefly I don't know, how I can to make shadow effect for animated GIF. For me good solution in any open source/free program, not Photoshop. Detail For PNG images I make shadow effect. Example: ...
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1answer
47 views

How to separate Toolbox and Tool Options from the other Docks?

So, I had accidentally closed the Toolbox Dock and went into Single Window mode. I then went to Window > Recently Closed Docks and reopened the Toolbox Dock. This resulted in the Toolbox Dock to ...
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1answer
69 views

Quick replacements of corrupted characters for scanned pages

1. Summary I have third-party poor quality scanned PDF's, where start characters of the lines are highlighted. I have numerous bad scanned PDF's, manually alignment of characters for replacements ...
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1answer
22 views

Gimp arrow_brushes_BW colorize

How to colorize GIMP arrow_brushes_BW http://www.gimphelp.org/arrow_brushes_BW_2.html ? I mean when i try use some another brush on same RGB document with some arbitrary Foreground Color like red or ...
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1answer
57 views

Gimp - How To Apply Threshold Alpha To Many Images At Same Time

I've been upscaling images using ESRGAN and IEU Winform, and I am very satisfied with the results. My only problem is that some of the sprites I'm upscaling are partially transparent where they ...
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1answer
68 views

Highlighed areas on scanned images

1. Summary I have some third-party poor-scanned grayscale images with highlight areas. Is it any chance to turn these images into normal? 2. Data Example image with highlighted area — ...
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1answer
74 views

how to de-activate gradient tool in gimp to draw solid lines

I want to draw straight solid lines in Gimp but whenever I hold shift and create a straight line, the end is faded. I want to deactive this gradient effect but don't know how. Even if I set the front ...
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1answer
40 views

Blending Mode that imitates pigment secondaries

I'm using GIMP2 and found Blue and Yellow are making gray. Red and Green are making gray too. I'm using layers (one per color) and first assumed opacity would get me Green or Yellow in the examples ...
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2answers
122 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
30 views

Despite Image Size is equal to the one of an image the image still appears smaller

I have a weird issue I can not wrap my head around. Using Gimp for my game card design I used the Image Size setup of 825x1125 pixels. However when I import the card printing template that has the ...
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2answers
50 views

How to fix photo perspective and crop to a perfect rectangle?

I have a picture of a document. The camera was not perfectly perpendicular to the document. The top is shorter than the bottom. How do I create a free form selection around the document in GIMP, and ...
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1answer
27 views

Change all font color

I have a file saved as .xcf (gimp native file format) with many text boxes. How can I change all the text to a specific color? Right now, all of my text is green (#00FF00), but I want it to be blue (...
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0answers
32 views

How to colorify a picture with two colors?

The other day I thought I found an operation in Gimp that lets you reduce an image down to two colors of my choice. But now I'm trying to find it, but I can't. Did I dream it? Is this possible? If ...
17
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4answers
52k views

How to create a one pixel pencil brush in Gimp?

I have googled this and found a number of answers and videos which all say that this can be done by setting the brush size slider in the brushes panel or brush editor panel. I'm either clicking on ...
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0answers
15 views

Automate splitting of layers (based on Guides…or slice)

Hey guys, I want to use gimp or Photoshop to crop an image into pieces on average. Is there an efficient and fast way? Is there an automated way to split a layer into multiple layers based on the ...
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1answer
25 views

How to delete everything outside of selection on layer

I'm learning GIMP little by little. I need to deleted everything outside my selection (make everything outside transparent). How do I achieve this?
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2answers
59 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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2answers
75 views

Change multiple png sprite file color to another color

I have a sprite of 100 png files. This sprite file contains two colors only. Grey and blue. Which software or application would someone recommend where i can rapidly change the two colors of these png ...
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1answer
43 views

GIMP: Procedure for universally enhancing photographs of any type of landscape?

Are there any image retouching that can be done with GIMP to improve the picture of any landscape (snowy, sunny, ...)? If there are photographers and graphic designers among you, I would like you to ...
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1answer
22 views

Bulk croping same portion from multiple file [duplicate]

I want to crop same portion, say rectangular areas from multiple image files which are located at same place in all files. Is there anyway to do it in GIMP? and I also have to do it regularly. Can I ...
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1answer
41 views

Created Icons looks thicker without background - how can I keep it as slick as before?

I have the following icon which sits on top of a couple of layers which one of them is a background for it. I want to extract the icon just the way it looks here for dynamic usage in some design ...
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1answer
21 views

rectangle select, use fractional in aspect ratio

I use the rectangle select to crop an image, but it has to be a fractional number. Let's say 1.6:1 Gimp version is 2.8.16 if I type fractional number GIMP rejecting and back to previous aspect ratio.
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2answers
432 views

Synchronize tool settings between mouse and tablet

I am trying to use a drawing tablet with Gimp. But it appears each tool has a different setting for mouse and tablet, so say if you adjusted the brush size for the tablet it's not changed for the ...
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1answer
26 views

Saving .tiff files in Photoshop the tumbnail show a split image

I work in PS the stacked astrophotography images that coming in Raw 32 bit .tiff and then saved in 16bit when working in PS after the first streching on the stacked image. When I finish working on ...
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2answers
25k views

How to use- “color to alpha” in GIMP when it is grayed out? [duplicate]

While you try to change the background to transparent- the filter "color to alpha" is not selectable. How to get that changed.
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1answer
283 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 ...
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2answers
10k views

Is there way to colorize by RGB in GIMP?

There is a colorize tool in GIMP. But it provide only with HSV. Most of time I want to colorize with RGB, so I'm using converter web site like http://www.rapidtables.com/convert/color/rgb-to-hsv.htm. ...
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2answers
3k 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 ...
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6answers
68k views

How to sharpen text in GIMP?

I have two layers. Layer one has the background image (some landscape) and layer two is colored. Layer two is above and I insert a text on top of layer two and merge it with layer two and then set ...
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1answer
32 views

Mac / Gimp / Background to Transparent for Web

I have done this before several ways which is why it is very frustrating now. I read all of Add transparency to an existing PNG but didn't try the "Curves on the Alpha Channel" suggestion from Demis. ...
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2answers
120 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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2answers
101 views

How does one align two maps with different projections in GIMP or a similar program?

I am trying to take a modern world map and transpose historical borders taken from various snippets of other maps onto it. Unfortunately these maps are all of different perspectives and thus no amount ...
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2answers
2k views

How can I import an image as a channel in Gimp?

I'm using Gimp because photoshop is too expensive. I was making a map for the game Zero-K and I need to add an image as a channel to use the texture, but I couldn't find a way to do this. There are no ...
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1answer
26 views

GIMP variable sunburst gradient

I'm new to GIMP (trying to finally move over from PSP9!) I want to create a sunburst gradient with a variable number of repeats either by repeat count or angle (e.g. 4 repeats = 90 degrees). Is there ...
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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
169 views

How to make Darktable work in GIMP?

When I open a RAW NEF (Nikon) image in GIMP, the dialog says: GIMP Message Opening '/path/to/file/_DSC0001.NEF' failed: There is no RAW loader installed to open 'Raw Nikon' files. GIMP currently ...
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1answer
1k views

Editing a non-visible, active layer

I just started using Gimp 2.10, and I love it except for one small thing that is absolutely killing me right now. When I set the active layer as not visible and then try editing it (I do a lot of ...
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3answers
1k views

GIMP 2.10 - Bump Map not working

I'm trying to create a piece of beveled text. Here's what I'm doing: Create the text in a layer. Apply the bump map filter with the text layer selected, using the text layer as the AUX channel. ...
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1answer
3k views

How to create an arrow in GIMP, with a different colour outline?

I'd like to draw an arrow in GIMP (which was answered by How do I insert arrows into a picture in GIMP?), but the problem is I'd like a black outline (or stroke) for a red arrow. I somehow managed ...
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1answer
11 views

Replaced selection with channel, can't edit selected area

I am familiarizing myself with GIMP using an online tutorial. The tutorial showed me how to use the selection editor to save my selection to a channel (using the button I circled in red). Then, after ...
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1answer
42 views

Resize background with Gimp

sorry for my English.. I have this image, it is 468px x 531px and I to want to change to 792px x 1040. I search on internet how does it, on image + Canvas size, my problem is when to change the ...
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1answer
16 views

GIMP: image in linear colour still uses perceptual gamma values

After I set the GIMP image preferences to 32bit floating point en using Linear Light, I created a new image. Then I set the foreground colour to R=50%, G=50% en B=50% and fill a rectangle with this ...
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1answer
2k views

Remove Background keep Shadow

I have a shadow on a solid coloured background. I know that the colour of the shadow is black (#000000), and I know exactly what the background colour is. How can I remove the colored background ...
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1answer
19 views

Gimp tool options tab shows only GEGL editing

I'm relatively new to GIMP and now having the following problem. As of today, my tool options tab is only showing GEGL-editing. Out of everthing I've tried so far (including reinstalling GIMP) nothing ...

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