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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-2
votes
1answer
83 views

Learning a new program! (A designers nightmare) [closed]

Does it have to be so difficult? I open up gimp. Wait, what does what? I open up inkscape. The controls are so different. Cntrl+D does not work. Ar.AR.ar. Photoshop, illustrator and more. Why does ...
2
votes
2answers
127 views

Tool that will do a circular blur/convolution

I'm primarily a gimp user, but I want something to blur an image similarly to the way a lens would blur an out of focus background. AFAIK this is essentially a circular blur/convolution (assuming ...
1
vote
1answer
48 views

Gimp, how can I find the positions of a layer?

I need to find the x / y positions for each layer. I've googled but I can't find the answer.
0
votes
1answer
220 views

How to remove the white border “halo” from my logo?

I have the original .ai files as I paid a graphic artist to do these logos. I uploaded a .gif export of the files only to see that they have a white border: If I don't have AI/PS can I use ...
1
vote
4answers
101 views

How can I select a single color within an image?

How would one pick or select all of a single color within Photoshop, Paint.NET, or The Gimp?
4
votes
1answer
205 views

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 ...
6
votes
4answers
521 views

Convert image into mask

I have a green background picture with some shadows. I would like to use it as a mask so I can place it on background with any color (e.g. red or pink) and get the same style of shadows. I tried ...
3
votes
2answers
106 views

How can I select the convex hull of an existing selection?

I'm trying to remove blue skies with clouds quickly from many images. I've used gimp's Color Selection Tool, which selects the sky but not the clouds. Since all clouds are in the sky, if I could ...
1
vote
1answer
114 views

How to open a file the fast way in Gimp?

The classical way to open a file is not followed in Gimp. There is no browse button, nor there is a textbox where one can paste the path to the file. I do not edit images everyday and I always have to ...
-2
votes
3answers
308 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 ...
0
votes
1answer
148 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, ...
18
votes
9answers
6k views

Is there any way I can add watermark to .jpg files (around 15000), en masse instead of one by one?

I have around 15000 .jpg files that need to be watermarked. Is there any way to process these images en masse to add the watermark?
2
votes
1answer
69 views

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 ...
6
votes
2answers
1k views

Crop a big picture into several small size pictures

Is there a a way with GIMP editor to crop a big picture into several small equal sized pictures? So when all those small pictures connected in order would make a big picture.
0
votes
1answer
402 views

brightness-contrast does not operate on indexed layers

I want to darken a PNG image in GIMP. I open it and choose Colors | Brightness-Contrast. The application responds with the error message - "brightness-contrast does not operate on indexed layers". ...
3
votes
2answers
822 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 ...
0
votes
1answer
465 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 ...
0
votes
1answer
33 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?
3
votes
2answers
355 views

Gimp: removing background from product images

I often have the task of making the background of product images pure white. While preserving the best possible image quality, what is the quickest way to adjust colors such that the background ...
0
votes
1answer
36 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 ...
1
vote
1answer
141 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 ...
2
votes
1answer
77 views

How to create uniform dashes in GIMP

I want to make a bunch of dashes that are 10 pixels long horizontally, 5 pixels long vertically, and separated by 20 pixels. Is there any way to do this easily in GIMP? I was looking at slice, but ...
1
vote
2answers
776 views

GIMP/Inkscape Text Art from Image: Is there an easy way?

Hello All, is there an easy way to grab an image (or a shape I cut out with GIMP Free Select tool) and then just write text over it and let it fill the shape? I have tried searching for it but no ...
0
votes
0answers
160 views

Combining screenshot with Apple product image (including its generic status bar) with GIMP instead of Photoshop?

I would like to add a proper screenshot to an iPhone product image to create an ad for an iOS 7 app. Apple provides such product images as *.psd files for Photoshop, however I only have Gimp 2.8.10 ...
2
votes
1answer
842 views

How to get smooth transitions between colors while keeping sharp edges?

I am trying to smooth out images of colored wave forms while trying to keep sharp edges. Example of a source image: I've had some limited success using surface blur, while the transitions between ...
0
votes
3answers
268 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 ...
1
vote
1answer
101 views

Good “low level” graphics & image manipulating concepts tutorial for beginner

I have programming background with some experience with image manipulation via GIMP and Fireworks. As working with image manipulators is part of my work sometimes I decided to improve my knowledge in ...
0
votes
2answers
701 views

How to convert and slice jpg to psd and keep layers

MIGRATED FROM ASK UBUNTU I have several JPG designs of a website I'm developing. I did a pure HTML website and then did a full webpage screenshot for the design part. Now the client is asking for the ...
2
votes
2answers
2k views

How to make circle with bordered boundary using ellipse tool

I am trying to make a simple "Q" logo in gimp. Instead of just typing the character "Q" in big font I am trying to make it using "Ellipse tool". However, I don't know how to make the borders of the ...
1
vote
1answer
703 views

Simple patterns fill in Gimp

I would like to do some simple pattern or polygon fills in Gimp, e.g. to represent different regions in a map without resorting to colors or grayscale tones. Some nice examples of what I seek are ...
2
votes
1answer
36 views

Can you view the layer mask in GIMP?

In GIMP, after adding a layer mask, and editing, is there a way (or even a plugin) to let you view the layer mask right on the canvas? I know that you can see a miniature copy of the layer mask in ...
1
vote
1answer
2k views

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 ...
8
votes
1answer
622 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 ...
3
votes
4answers
1k views

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 ...
4
votes
1answer
2k views

GIMP “color to alpha” is not selectable

Do I have to do something "special" to get the Color -> Color to alpha menu option to work in GIMP? I am trying to convert a background color on a GIF image to transparent by converting the background ...
2
votes
3answers
201 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 ...
2
votes
3answers
328 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 ...
1
vote
1answer
164 views

Creating a tile for a word game

Please advise me how to use Gimp to create a tile for a word game like below: I can see 2 rectangles with rounded corners - the outer one and then the one on the top. Is the smaller rectangle ...
7
votes
1answer
804 views

How do I fix this photo (poor quality, saturation, color) in GIMP?

I have a photo with poor quality and lighting that needs to go in a print newsletter. There is some lighting issues, and a blue-ish color in part of the image. I'd like to fix the image using GIMP. ...
2
votes
1answer
510 views

Get difference between two images as transparent image in GIMP

I have two images A and B which are similar in many regions. I want to create an image C so that B = C on top of A where C should be as transparent as possible. on top of is the normal layer ...
2
votes
1answer
224 views

Can I predefine brushes with color and size in Gimp?

I sometimes find myself using Gimp the way I would use paper. For example, I want to use blue ink size 1.4, anthracite 2-px pencil and size 20 eraser, to recreate the look of a school notebook. I ...
2
votes
1answer
124 views

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 ...
1
vote
1answer
189 views

Seamless UV Texture - GIMP

I'm creating a model of a road to use in Unity. The edges need to be able to tile so I can link multiple parts together. I made a UV map and edited it in Gimp. I used the seamless filter in gimp to ...
1
vote
1answer
74 views

Where can I learn about the low level concepts used in a Graphic design application?

I am new to Graphics design. I want to learn a graphics design software in order to develop a game. I chose Gimp as it was free and i followed few tutorials. Most tutorials accomplished the goal ...
2
votes
1answer
115 views

Image loses transparency when added to another image

Please keep in mind that I have no idea what I’m doing with image editing. I have a watermark that I want to add to images, but it loses it’s transparency when I try to stick it on a picture. I’ve ...
1
vote
2answers
352 views

Open source software to reduce colours to custom optimised palette (quantize) (for paint-by-numbers)

I want to manipulate a photo so that the number of colours is reduced significantly (to say 15-50 colours which I would specify the number). I would like those colours to be automatically optimised ...
1
vote
2answers
329 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 ...
1
vote
2answers
148 views

After making a selection float in GIMP, how to move it in a straight vertical or horizontal direction?

I am doing kerning manually in GIMP, i.e. trying to move letters closer to each other, but my hand movements are not exact enough on my mouse so whenever I move a layer to the left or right, it also ...
-1
votes
2answers
622 views

How can I get this HDR or painted blur effect from a photo?

How can I get this HDR or painted blur effect from a photo in Photoshop, Gimp, Inkscape or some other software?
20
votes
5answers
2k views

What's the most efficient way to “blank” old comic word balloons while retaining paper texture?

I'm taking very old (1940s and '50s) comics and trying to remove the text from some of their word balloons. I don't want to just erase their contents to pure white space, though, as the paper colour ...