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 ...

learn more… | top users | synonyms

0
votes
0answers
7 views

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 ...
1
vote
3answers
8k 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 ...
1
vote
1answer
17 views

Gimp: Howto antialias round border around

I have a gif file with a round logo on top of transparent background. The border around the round item needs to be antialiased. I have tried selecting with the fuzzy wand as well as with border: 2px, ...
1
vote
2answers
101 views

Can I change the transparency of a selection keeping the relative transparency each part already has proportional?

I want to give the middle full opacity but let the border effect that is already existing.
2
votes
3answers
240 views

Why can't the GIMP align tool select some layers?

When I try to align various layers in GIMP 2.8, sometimes the align tool selects the entire image, not the layer I clicked on. It doesn't matter how many times I try, and closing/reopening doesn't ...
0
votes
1answer
26 views

Is selective blur (this GIMP's one) available in Photoshop?

Here's how it looks like: http://docs.gimp.org/en/plug-in-sel-gauss.html It automatically blurs blurred parts of image, but preserving crisp edges and contrast. Is it available in Photoshop?
-2
votes
1answer
21 views

In Gimp, my image has texture, how to I make that object smoother?

How do I make my object in GIMP solid, not textured. (It was drawn with marker).
2
votes
2answers
26 views

In GIMP, how can I change one solid colors to multiple color variations?

I'm not really sure how to ask this in words, but I used to use a program along time ago that would change one solid color into multiple variations. Say I have a solid red square, but I want it to be ...
0
votes
1answer
20 views

GIMP transparency is not working

I followed this tutorial on GIMP to make an image transparent. Here is a snippet of the original image opened inside Windows Image Viewer (so the grey background is part of Windows Image Viewer, I ...
-1
votes
0answers
16 views

cut from gimp and paste to another application shows up wrong

So I have an image which I have grabbed from an image library, I modified it and then tried to copy and paste it into another graphics application (Greenfish Icon Editor and windows Paint). In both ...
0
votes
1answer
30 views

A way to enhance scanned image with a low resolution photo?

So I have a lower resolution photo and a high resolution scan from a magazine that both picture the same thing. However, the scanned image is faded, has text, is not fully in color (parts are in gray) ...
4
votes
2answers
166 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 ...
0
votes
1answer
18 views

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 ...
0
votes
1answer
39 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 ...
1
vote
1answer
51 views

Blending neighboring pixels together

Disclaimer: This is my first real time using Gimp, so I apologize if this is a basic question. I'm trying to blend the colors of my pixels together based on the neighboring pixels. For example, ...
1
vote
1answer
45 views

gimp - animation formats besides gif

Using Gimp 2.8.4 I am developing an animation for a game in gimp. The game does not require a gif animation - I load individual images as frames, usually pngs, and animate them in the game engine. ...
0
votes
1answer
33 views

How do you use a non-alpha channel selection with basic paint tools?

Get your selection > Save to channel > Set channel as selection How do you use things like pen, paintbrush, fill, exc. at this point? When I go to use them they are in my edit history but I don't ...
2
votes
3answers
172 views

How can I combine two colored textures so that the final image is blended to match a specific lighting setup

I have been working on using Blender Cycles to bake textures for a game environment but the open source code that Sony provided is not optimized at all and because of this Cycles currently renders ...
4
votes
2answers
12k views

How to select more layers with GIMP?

For example in Adobe Photoshop I would just shift+click. How do I do that in GIMP?
0
votes
1answer
45 views

GIMP: how to create a collage where the photos can be repositioned within frames?

I'm trying to create a collage with 3 photos in GIMP, and I want to be able to reposition the images within each frame, not just crop them to fit the frames. Here is a sketch of what I want it to look ...
3
votes
3answers
279 views

How to draw 3 overlapping circles with different colors?

Is there a free software to draw following in ubuntu? How to color the overlap zone? I am not able to figure this out in GIMP.
2
votes
2answers
731 views

GIMP: “Joined” arabic text

I'm trying to create an image which contains Arab text. This is the (HTML entities for the) text: العربية Raw, it is العربية When I paste the text into ...
3
votes
2answers
285 views

how to make a color transparent in GIMP

I realize there are a ton of questions like this, but they are all way overcomplicated for what I am trying to do. What I want to do is very simple. I want the background of my image completely ...
1
vote
2answers
945 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
213 views

How to put a new picture in an iPhone image frame

I want to change the screen part of this Iphone image with the screen capture of my own app. I'm trying to do this in Gimp (unless there is a better way?). However, I can't seem to just copy paste my ...
0
votes
2answers
51 views

Photoshop - clear color data from transparent pixels

I have some images that have some transparent grey pixels, and when I make the picture larger, thoose pixels are visible a little bit. Is there a way to do this with Photoshop? In GIMP you can ...
2
votes
3answers
4k views

Optimizing a screenshot for adding in a document and printing

This question is not directly related to graphic design, but I think you guys can help. I am writing a thesis and I need to add several screenshots of the tools I have used and screenshots of web ...
1
vote
0answers
33 views

Gimp: quick way to cycle through pencil/brush presets?

I have created 6 different pencil pre-sets with different diameters. What I want is to be able to cycle up and down from one pre-set to the next, preferably with a keyboard shortcut. How do I set this ...
0
votes
1answer
37 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 ...
1
vote
3answers
114 views

How to downsample an image to match a 16-bit color mode?

NOTE: I'm a systems administrator, not a graphic designer, so I'm a total n00b when it comes to image manipulation. That being said, I thought this would be the best forum to ask this question: I am ...
1
vote
1answer
25 views

GIMP: how to rotate a picture from its end

Hello I want to rotate a picture in gimp but I want the axis to be at the end of the picture. Kind of like a picture being a knife in a folding knife. I want to be able to rotate a picture like that. ...
0
votes
1answer
35 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 ...
2
votes
1answer
25 views

How to quickly set GIMP selection aspect ratio to that of the image?

If I don't know the aspect ratio of an image, what is the most efficient method to set the selection aspect ratio to that of the image? The fastest I've found (not fast at all) is to look at the ...
0
votes
0answers
38 views

Compress png images with Gimp

I'm getting a message from PageSpeed Insights that recommends to compress some png images. E.g: If compressing .../logo.png without loosing information, you would save 1.014 B (12% redcuction). ...
1
vote
3answers
94 views

How do you create a Translucent white background to text on an image with Gimp?

I am really struggling trying to create a similar look to this white translucent background with text on top of an image with GIMP. One example is Pottery Barn: http://www.potterybarnkids.com/. ...
3
votes
2answers
90 views

Restore image with negative colors

I have an image that was taken using a negative color filter long ago, but now I need the normal picture, is there a way to get a good quality of that picture with the actual colors? The current ...
1
vote
2answers
271 views

GIMP: Smooth png image from black to transparent (how to make gradient)?

How to make a transparent 'png' image from black (not transparent) to nothing (absolutely transparent) in GIMP smoothly? As result, this image on the red image gives the image from black via dark red ...
4
votes
2answers
6k views

Gimp Pasted Layer Move Tool

What I want to do is paste a picture to a new gimp file. I have the background layer and when I paste it puts it into the floating selection like expected. I found that I'm supposed to turn it into a ...
1
vote
1answer
73 views

Move canvas pixel by pixel

In Gimp, the canvas can be moved by positioning the cursor over the canvas, holding down SPACE and then moving the cursor. But, how can I move the canvas by a single pixel?
1
vote
2answers
48 views

How to select color with gimp

I am trying to select by color in Gimp this image: but when I select by the foreground color, also the antialiased pixels in the border are selected. How to select only the foreground color in ...
-2
votes
3answers
254 views

How to create solar flares using Gimp or Inkscape

How can I create a solar flares effect using GIMP or Inkscape? Something like this image: Edit: first of all thanks for all the great comments and suggestions. My initial idea was to create the ...
1
vote
1answer
30 views

How can I do a global fuzzy select in GIMP?

How can I make the fuzzy select global in GIMP, so that it selects all of a certain color and not just contiguous regions? For example, if I drew multiple red squiggles, how could I easily select ...
1
vote
0answers
208 views

GIMP: the closest thing to Photoshop's smart object?

I've been learning GIMP as an alternative to Photoshop, which I haven't been using for design purposes for more than 5 years now. I discovered that there is a new interesting thing called the smart ...
1
vote
1answer
120 views

anchor a floating selection to multiple layers in GIMP?

I'm making an animated GIF using layers in GIMP. I have an image of an equation that I want to put on the same place in each frame. I tried opening the equation in GIMP, and then copy and pasting it ...
0
votes
2answers
189 views

Edit a png file that cannot be edited

Is it somehow possible to edit the color of something that's in a .png file that cannot be edited? I'm trying to change colors of icons in a .png file that's used as a .css sprite. The originals are ...
1
vote
2answers
159 views

How to form semi-circular text in gimp or photoshop?

I am not trying to wrap text around a semi-circle but form a semi-circle with text. Basically the font will gradually increase from left to middle and then decrease from middle to right. Can ...
3
votes
2answers
196 views

Outlining photo content (like a colouring book)

I am trying to make a full color photo into just a black outline to be printed and colored in by hand, basically just making coloring pages off of full color photos. I just installed gimp, but cannot ...
8
votes
1answer
582 views

In GIMP, how do I use an image as a color reference to colorize a black-and-white photo?

Let's say I have created a layer on a black-and-white image with a layer mask to colorize some parts (for example skin). I am able to change this with Colorize and change to any color. But how do I ...
1
vote
1answer
47 views

What's the math behind gamma in GIMP?

Inside GIMP, Colors -> Levels Click on the "Pick gray point" eyedropper (the middle eyedropper) and then click on a pixel in the image. Then go change to the Red/Green/Blue channels and you'll see ...
1
vote
2answers
115 views

What is this effect called? Is it film-grain?

What is this effect called? Is it film-grain? It kind of looks like but the grains are bigger. Thanks a lot in advance.