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 ...

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Given an image modification on Gimp, how to obtain the convolution matrix

In Gimp, there is a convolution matrix tool which lets the user define his own convolution matrix, and then see the result on the image. I am writing software for image classification, and I need to ...
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275 views

Map borders on GIMP

I'm trying to create a map for Risk. I found an image scouring the Internet that fits what I want perfectly, except instead of having borders, each province is just a different color. I would like to ...
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658 views

GIMP: Possible to remove middle in picture? [duplicate]

As an example, is there an easy way to crop away the o's in the Google logo using Gimp? The result should then be "Ggle" with a smaller image width than the original because the o's are missing.
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15k views

How to make an image with transparent text on an opaque background?

For my blog, I would like to create something like this logo: However, where the text on the image above is white, I would like to have a transparent hole instead, so that the background of the ...
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3k views

How to keep the resolution of an image when scaling it in Gimp

I want to copy and paste one picture into another one using Gimp. I have a picture with 200x200 pixels and 72dpi. The 72dpi are not enough to print the image in the size specified in its header. ...
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250 views

Handling layers in GIMP

I'm a first time GIMP user. I have an image that contains a design that'd I like to copy on to a transparent background. therefore, I started tracing the design using the paint/pencil tool. now that ...
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819 views

Mathematical operations such as “Reflection in Line” with FOSS Linux tools such as Inkscape, Gimp or Blender?

In Gimp, I could do this by "Layer/Transform/180 rotation" and then "Layer/Transform/Flip vertically" -- and then with some mouse, putting things together but it is slow. I am now looking for simpler ...
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2k views

How do I create a rectangle with a trapezoid bottom in gimp?

Using gimp 2.6.11 on Windows. How do I create a rectangle with a trapezoid bottom? I understand to make shapes I should make a selection and then stroke it, but how do I make a selection of this ...
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672 views

How does the GIMP function “perspective” work?

The function "perspective" looks like a 3*3-matrix with sine och cosines and is it translation, scaling, rotation, some combination or other? How does it work? Is "perspective" the real proper name ...
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1k views

How to mimic this text in Gimp?

I found this really cool text, and would like to use the style but for a different word. How can I do it in GIMP or pixlr.com?
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1k views

Fixing fuzzy text in an icon?

I have an icon that looks like it was shrunk from a larger image. How can I easily clean up the text to make it look sharper?
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21 views

GIMP 2.8.16, weird bug cursor aligning to grid, windows 7 [closed]

Whenever I am trying to draw/paint in gimp my cursor seems to be snapping to every other pixel or two? Brush size of 4px, I would like it to be smooth when I draw. I should note, this only appears ...
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31 views

Layer transparency in GIMP

When you create a layer in Photoshop you can create a new layer and select the transparency when you do it. How does one go about doing this same thing in GIMP? I've seen other answers about adding ...
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48 views

Filling in lines on scanned line art GIMP

Is there an easier way to fill in the lines in a scanned drawing. Easier than just tracing the whole thing with the brush tool. I scanned in my drawing and then used threshold to get rid of the paper ...
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47 views

GIMP: Can I see other layers while playing with the iWarp filter

It's useful to have the IWarp filter, interactively smooshing parts of a layer around. But often I need to see the layers underneath it while I'm doing that, so I can check that my distortions look ...
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124 views

GIMP - how to make transparent brush from an image layer?

I would like to make a (semi-)transparent brush in GIMP. Starting from an image of marble with white background and veins in shades of grey, using various layers I selected the white to alpha and ...
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46 views

GIMP: Indexed (Gif), change white to transparent

I have a 1-bit black-and-white GIF, I need to change the white into transparent. How do I do it in GIMP?
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1k views

How do I view a JPEG's EXIF data in Gimp?

I would like to view a JPEG's EXIF data in Gimp, perhaps modifying it. How do I do this?
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239 views

How to change all pixels in Gimp that are not one of two colors to white?

I was trying to submit an app to the Windows Phone app store. Here all pixels need to be white (#FFFFFF) or transparant (#FF####). I had a black logo on a white background. To make the background ...
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98 views

Modify Yellow Dotted Line in GIMP

How do I remove or resize the marching ants from around the apple? It appeared when I used the move tool to move the position of the apple. It is in its own layer. I need to modify the image/layer ...
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3answers
400 views

In gimp, anyone know how to remove the background of text logo with image inside it? create a watermark

I've created a simple text logo in gimp with an image inside of it. I don't know how to delete the black background I have and only have the text with the word left in it. When I go to delete the ...
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2answers
453 views

Is Photoshop worth the cost over alternatives? [closed]

I'm trying to figure out weather I should buy into the whole "Photoshop" and "Adobe way". I understand how to use the program quite well, and my trial is coming to an end fairly soon, I don't really ...
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129 views

How do I get realistic distance representation using GIMP?

How do I get realistic distance representation using GIMP? Thanks for looking into my post. I am using GIMP 2.8. I am not an expert. I have two raw images (image1 & image 2). I have same ...
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232 views

Gimp shadow text not working

I am trying to shadow some text in Gimp. However, whenever I go to filter drop down shadow it gives a shadow to the region I previously selected with the selection tool on another layer. I have ...
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2answers
419 views

How can I add a melting effect towards a specific part of my picture in GIMP?

I want to make something horror-like, but the only thing that comes to mind is "Melting of skin". So I experimented with GIMP but couldn't find anything. What specifically I want it to look like, is ...
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3answers
616 views

How can I change the color of a text that is part of an image in GIMP?

Please excuse the simplicity of my question as I'm new to image editing: I have an image with some text and I would like to change the color of that text. I don't have the original file; I only have ...
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39 views

Alpha image ontop of non alpha image

I have a PNG with a completely transparent background as well as semi transparent pixels around the main image (think shadows / blur). On its own, it displays as I expect. If I use it on a web-page, ...
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2answers
256 views

Creating animation and exporting it as series of PNG files

I am keen to have a tool that allows me to generate a particle animation and export it as a series of PNG files with alpha transparency. This is possible to do so with GIMP/Photoshop by drawing ...
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133 views

How to combine a png and a path in inkscape

I made an image on Gimp to use as a background for my icon made in inkscape. The general shape of the icon is a rectangle path with round corner. I imported the png in inkscape, and I want to ...
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431 views

How to make a low-quality effect?

these photos look like taken by a low resolution camera, but i think they aren't. so, i want to re-create that effect, does anyone know how to do that?
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110 views

GIMP How to slice a shape properly?

I used the path tool to select these segments but now there is a one pixel wide alpha line between them, what's the proper way to do this?
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1answer
235 views

How to Select by Color WELL?

In Gimp (2.8.10) when I use the Select by Color tool it frequently selects bits of color physically distant from the area I'm trying to select. For example I'm trying to select the color of a shirt ...
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109 views

sand from under car animation

I'm creating a mini game where you are driving a car in a desert. You're looking at the car from above. I already have a model for the car, but now I'm trying to create an animation of sand coming ...
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315 views

Is there a Photoshop equivalent to Gimp's Bump Map filter?

I'm following a tutorial on fantasy cartography. It was written for Gimp, and I've been figuring out how to convert the steps to Photoshop (CS6) as I go along. The step "Bump Mapping your Height ...
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75 views

Is there any way to change a color without affecting its brightness in GIMP?

I'm trying to find out because I'm making a mod for Minecraft and I'm trying to keep the regular brightness variations
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113 views

Gimp – blend between layers controlled by a heightmap

Suppose, I have a gray-scaled height map and ten layers with different diffuse textures or solid color textures. I would like to blend these texture layers in a way determined by the heightmap, as ...
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234 views

How do you describe the color characteristics of this gif palette and how do you change it?

Substrate by Jared Tarbell is a procedural art work in the Processing language that I'm discovering again. Here is a screenshot of the program's execution on my computer: The program uses a .gif ...
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36 views

How can I modify text/shapes created early and have effects previously built on those elements propagate automatically?

I have an image with the effect of wooden text inlaid within another species of wood. I would now like to change the text. However, I would then need to reapply all of the layer masking, resizing ...
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2answers
219 views

How do I further remove this background?

So, I have removed the background of the logo for my site, but the background of my site is a dark grey. As a result, the logo has a white border around it that looks messy. I use GIMP for editing and ...
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461 views

How to design a basic banner with GIMP?

I am using GIMP. And I want to design a very basic banner to be printed 3m long. The design is as simple as it could be : it consists of one logo that I have in pdf format (was designed by a ...
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3answers
3k views

.png's made in GIMP not coming out transparent

I've had this happen with more than one image lately. I open an image in GIMP with the purpose of making the background transparent. The first thing I do is Add Alpha Channel. I proceed to remove ...
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1answer
2k views

How to paste / edit text in a PNG file using Gimp?

I have brought a PNG file off the Etsy website, and I want to add text on top of it, but once I added text it all distorts and it is very bad quality, but in another instance it did not and the image ...
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1answer
89 views

GIMP: Select full (transparent) image

Not that good at GIMP, but I'm having an issue. I'm trying to copy from a transparent image to another, however it only copies the part that's not transparent. How can I make it also select and copy ...
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1answer
179 views

Change color of transparent element in GIMP

Someone created a logo for me, It's a one-color logo with some shiny effects as you see. Can I change the color of the logo without losing transparency or brightness? And which one I can change the ...
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1answer
80 views

How to edit jQWidgets png files?

I'm using GIMP to do the editing in the png file I've shown below. On selecting one of the arrows and trying to paint it red, the colour just does not turn red. It stays grey. I'm just unable to make ...
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1answer
372 views

Scaled layer in background for 8 bit art

I want to create some 8-Bit artwork using gimp. Is it possible to open a larger, higher resolution image and have it transparently in the background while drawing the 8 bit representation of say, ...
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2k views

Gimp: how to remove background noise/artifacts and enhance handwritten text

I have a lots of scanned handwritten lecture notes (PDFormat) and I want to improve their readability (I have uploaded an example). In particular I'd like to remove the "squares" on the back. I would ...
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61 views

Add more white color to Gimp layer

How can I add more white color to a Gimp layer? What about adding other colors to it?
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106 views

How do I make the Airbrush tool size, match the size of the clipboard, in GIMP?

With GIMP, it is possible to select and copy a region of the image to the clipboard, and then use this region as the brush for the Airbrush tool. However, the size of the 'painted' region, is ...
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2answers
2k views

'Add alpha to selection' for text contour border in Gimp, equivalent in Adobe Illustrator?

I made my old site logo in Gimp, it's basically white text surrounded by a black boundary that follows the contour of the text. I can describe this viscerally but there is probably a descriptive name ...