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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Create a clockwise gradient in GIMP

I was wondering if anyone knows a relatively easy way to create a clockwise gradient in GIMP. If you could imagine a vertical line 1ps wide (The length of the radius), and then rotate it 360 degrees, ...
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In gimp : how to save the different layers of a design in separate files/images?

I wonder if there's a way in gimp to make the different layers of a design into separate image files without having to save the image each time. I hope this is clear. I use layers also as variations ...
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How to achieve 'Orange and Teal' look in GIMP

I would like to give the 'Orange & Teal' look to some pictures using only GIMP. I must remark, the question is specifically restricted to GIMP. My question is simple but here is some background. '...
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How do I define or deselect areas where the “Color to Alpha” effect should not be applied?

I have an image where the background is white and there are various important components that are also white. I want to just change the background to alpha, but "Colors to Alpha" - by default - ...
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4answers
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Removing shadows in a white background photo

How do I remove the shadow in this photo? I tried fuzzy select on my actual image, the object has grey elements that make it difficult to distinguish properly. I can do by parts, but the real ...
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Save selected portion of image in GIMP as PNG

I have an image that was masked in photoshop that I have now imported into GIMP. I would like to export only the head as a PNG with background transparency. I can successfully export the image as a ...
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4answers
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GIMP How to make existing gif background transparent

I have the following gif, how to make the grey background transparent if not white?
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Convert to BW by replacing colors with “shapes” (for printing)

I know nothing about image editing & conversion so please don't come down too hard on me. What I'd like to do is, to convert some color pictures (these ones here) into black & white so I can ...
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2answers
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How to remove background with Gimp?

How to remove background from an image with Gimp?
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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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Image project with multiple selections, export to separate files

For a hobby gamedev project I'm looking for a way to automate the following workflow, can be in any photo/image editing tool. load a high resolution image make multiple selections give each selection ...
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3answers
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Batch replace image color

I have plenty of images made up with the same color, just like those: Now what I want is to change their "main" color from "#3d507d" to "#7C0A0A". I tried to do that by changing the "hue/...
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How can I recolor an object to white in Gimp?

Like say I have a picture of a cut orange, and I want the inside pulp to be colored white instead of orange? I want to keep the details of the pulp, similar to how colorizing works. I've tried using ...
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Edit rotated text in gimp

Trying to edit a text layer which was rotated pops up the following message: The layer you selected is a text layer but it has been modified using other tools. Editing the layer with the text ...
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1answer
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Gimp: Add text to Layer Mask?

I'd like to have a layer mask in Gimp that includes some text. I currently have a method of achieving this, but it's a little more crude than I'd like. In this image, the top text is a simple text ...
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2answers
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10 pixel square brush in Gimp… how?

I need a brush that is exactly 10x10 pixels. Here is what I have tried so far: creating a brush with a radius of 5. This, of course, results in a brush that is more than 10 pixels wide creating a ...
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How to really preview GIMP fonts?

I want to choose proper GIMP font for my purpose, so I would like to browse through all of them visually. But, having to choose GIMP font based on a single letter "Aa" (as provided by the text tool) ...
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In GIMP is there a way to make selection start from the canvas border?

In GIMP when I want to crop a rectangular image down to a square there's something frustrating about how the Rectangle Select Tool behaves. Even though I can constrain the proportions of the selection ...
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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 ...
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2answers
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Why doesn't GIMP rotate correctly?

It seems like Gimp is not rotating correctly. I have two duplicate layers of this GIF: It looks like this: I click the rotate tools, click one of the layers, and choose 90 degrees. It looks like ...
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3answers
5k views

How to have numerous text items on one layer in Gimp?

I'm making a map in Gimp. I want to have the following layers: background cities rivers mountains So I want, say, 30 cities on one layer so that I can turn it off and on. However, every time I ...
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2answers
6k views

Resize part of image in GIMP

I have a photo that is 15360x5079 pixels. I want to load it into Marzipano, to make a panorama, but it requires that the file be in 1:2 aspect ratio. So the final height needs to be 7680 pixels. The ...
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1answer
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How do I extend an image by adding blur to sides?

I need to make an image 1080 x 1920. But when I do, the image looks very distorted. Is there a way I can extend an image by adding this blur to the sides of it? Also, does anyone know what this is ...
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1answer
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Removing a grid from an image

I'm doing some image processing to detect bubbles in oil. One of the filters I use creates a grid in my image. If you look closely at the image you can see horizontal and vertical lines through the ...
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1answer
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How to shrink logo without losing quality inkscape

I'm really not much of a graphic designer at all (programmer) but I have dabbled in some image editing using GIMP and Inkscape. Here's my situation: I have a nice, sharp image of my logo as an SVG ...
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2answers
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Is there way to colorize by RGB in GIMP?

There is a colorize tool in GIMP but it only provides HSV. Most of time I want to colorize with RGB so I'm using RapidTables' RGB to HSV color conversion. Is there way to colorize with RGB only?
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In gimp how can I get the edges of a filled rectangle selection to look like a painted area?

How can I get a paint colorblock effect on the edges similar to what is on the edges of the red portion of Saul Bass's One Two Three poster? I have two layers, one is a background that is white. The ...
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1answer
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Add alpha channel selection is not available on gimp , why?

I can not select the option add alpha channel on gimp, why? What can I do to correct that error?
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4answers
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Export multi page pdf with gimp

I understand that it may be possible using imageMagicks: convert image.mng out.pdf however is there a gimp way of doing this? I also saw this script/plugin which uses convert: https://www.dropbox.com/...
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1answer
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Gimp smooth edges coloring

I have a PNG image with transparency. It is an icon of single color and I want to change its color. What I have done so far is, Select the area I want, either by Fuzzy select or the color select ...
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4answers
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How do you change the default font of GIMP in Windows?

How do you change the default font used in GIMP 2.8 on Windows 7? The default font seems to be Sans Bold (which is used in a lot of applications that originated from Linux). I am not referring to the ...
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1answer
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Creating a shiny black plastic effect

I would like to create a rectangle that looks like it's made from a flat piece of shiny, polished black plastic. The kind of glossy surface that attracts fingerprints on modern electronics products - ...
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4answers
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GIMP: Remove half-transparency from an image and add leave full transparency-part untouched

I have the following image of a yellow marker. Everything around the marker is fully transparent. But the yellow and the white part inside the marker is half-transparent. I do not want any ...
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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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1answer
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How can I prevent Gimp from automatically changing colors of a .png?

So I am editing a .png file from a website that I am working on. I downloaded the image (.png) and it has a yellow/green color in one of the objects. This color is important because it matches with ...
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1answer
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How to size canvas and add and retain full image in GIMP?

I am a GIMP beginner and have successfully created images with my desired transparencies in GIMP. However, I have problems with and can't seem to understand the ins-and-outs of image and canvas sizes....
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2answers
897 views

Executing multiple commands in sequence in GIMP

I've been working with GIMP for some time now and at the moment I'm creating some wood graphics for a game. For creating the wood, I first fill the image in brown, then apply some filters and finally ...
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3answers
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I need some help understanding DPI

I have designed a custom deck of cards and I want to send my designs to print. It took me a few weeks to complete my designs using GIMP. I'm new to digital design and made a mistake – I did not set ...
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3answers
4k 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 ...
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3answers
433 views

Should I scale an image first, or index it?

I have an image, it's the Backtrack_5_PitchBlack.jpg found at http://www.backtrack-linux.org/screenshots/, and I'd like to get it down to 640*480 for a Grub4DOS splash screen. Unfortunately, this also ...
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3answers
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Can I completely remove lens distortion from any image?

Let's say I have the following image: I want to completely remove lens distortion here, hence all straight lines of the real world must be straight at the image too. I'm trying to use filter "...
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2answers
7k views

How to create a repeating texture?

I want to create something like this: In this German tutorial, they explain how to do so in GIMP. My problem is, that I need exactly this but so that it is repeating itself. So that I have an image ...
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1answer
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GIMP will only fill with black

I have a black arrow png icon/image (with transparent background) which I'm trying to paint another color (which I sample from another image). However the bucket fill tool will only fill with black, ...
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Command line interface-based way to desaturate and posterize an image?

This is by far my most common task, and I'd say I've wasted about 1000 mouse clicks on it in my raster-based program. Because it's so common for me to start off desaturating an image and then ...
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Plugin or brush for transforming a photo to a fractal in gimp?

Folks, I've been looking all over for a plugin or brush that will help me take a photo and reduce it to that 'electric look' (or fractal?) that i'm seeing in various places. I'd vastly prefer one for ...
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2answers
33k views

How to unlock the alpha channel lock in gimp?

In the layers dialog, there are two things you can lock and unlock: pixels (looks like a paintbrush icon), and the alpha channel (looks like a checkerboard next to the pixels icon). Supposedly, you ...
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Darkened border in GIMP

How can I add a dark border around the edge of an image in the gimp? I am trying to create a parchment paper as a background for game pages. I would like to add a darkened border that simulates burnt ...
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1answer
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Error opening EPS in GIMP 2.8 [closed]

I'm attempting to import an EPS file into GIMP, but it fails. I'm running v2.8.19, and I've installed Ghostscript 9.14 (I think that's the version). I've also gone through setting up the System ...
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4answers
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Remove white part of every color to make lighter parts more transparent

My problem is so general, and there are version-dependent plug-ins for the problem not working with my version. I also found workarounds that are not the correct solutions. I would to convert my ...
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2answers
811 views

Unable to create image of a certain size (25mm x 11mm, 300DPI)

I've been asked to create an image of 25mm x 11mm, with 300 DPI. I'm far from an expert so I've simply tried to create a new image in GIMP with these specifications. The program doesn't allow me to ...

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