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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GIMP: Setting entire foreground to a particular colour

In GIMP version 2.8, I have an image with a black foreground, and a transparent background. I want to set the entire foreground to red, instead of black. What's the simplest way of doing this? I have ...
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1answer
20 views

Is it possible to make a 1 pixel diagonal line unbroken in GIMP?

Basically I need to draw a 1 pixel line but I want it so that the line is unbroken. Currently what happens is if I draw diagonally the pixels will touch corner to corner and I want it so they will ...
3
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1answer
16 views

Why does the whole Layer fill in when i try to fill in a section on Gimp?

I'm trying to do this texture for imvu but everytime I try to fill in this one section it fills in the whole layer can you please help me? (this is before i pressed cntrl ,) this is after I ...
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0answers
13 views

Pencil Size On Gimp 2.8.4 [duplicate]

I'm having some troubles is gimp 2.8.4. My pencil size is HUGE and I NEED it to be 1 pixel, because i am modding. Can anybody take me through a step by step tutorial? By the way, I am on a MacBook Air ...
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1answer
36 views

How do I duplicate/array a line in a circle using GIMP?

I am trying to draw a speedometer with GIMP. Is there a easy way duplicate the line by rotating it about the center?
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42 views

How to optimize JPEGs for retina displays?

I am trying to optimize a set of JPEGs photos (5120 x 2880 px) that will be used on the web for retina screens. The objective is to reduce file size as much as possible while keeping image quality ...
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1answer
28 views

How to slide a text, to position it, along a path?

There's a way to slide a text along a path to position it in the wished place? In the image bellow GIMP has inserted the text at the middle of the ellipse, and the text asymmetric going toward its ...
2
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1answer
70 views

What exactly does gradient map actually do?

I'm trying to do the exact same thing as How can I map the colors in a greyscale image to a specific color "gradient"?, but am failing for unknown reasons. I think the real problem is that I ...
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1answer
52 views

Substract two images

Let's say I have 3 images A, B and d with B = A + d. Here, d is a semi-transparent image. If I have B and d, is there a way to get A? Example (images from Google Images): A: B: d: I've ...
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2answers
72 views

Easy and fast first steps to substantially enhance pictures [closed]

This question is meant to serve as a basis for (possibly) some follow-up questions. I will not be asking about any specific, just general methods of what to do rather than how to do it. A friend of ...
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1answer
52 views

Change background color in Gimp

I am as newbie in Gimp as in graphic design. For my first learning task I tried to change background color as in tutorial, but I think, I took rather challenging picture to do that. The picture i took ...
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24 views

How To Find The Vertical Midpoint of a Gimp Image or Canvas? (Solved)

New to Gimp and had this exact question earlier today. I searched online and found this post, but it didn't give me the simple solution I was looking for. After a few more minutes searching, I found ...
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0answers
37 views

I need help with the color to alpha tool on gimp

So I used the color to alpha tool in gimp and it did what I wanted it to but when I saved and exported the picture it didn't apply. what I wanted is to take all the white values and make them ...
2
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1answer
23 views

How can I change the preset color of a brush in GIMP?

For example, if I wanted to change the green pepper to red, could I do that?
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3answers
34 views

remove distinct points from an image by GIMP

I want to remove all distinct points from some images, for example like this one: You can see: points have different color so I can not use select by color tool. point are very close to main part ...
2
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2answers
30 views

In Gimp, how to resize a Selection after it's been used?

The question is probably not clear on one line! Here some details: made a circular selection (Ellipse Select Tool) to get a perfect circle just after, using the mouse, resized that selection by ...
2
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1answer
74 views

how to curve text in an arc using gimp

I have a small tea company and I'm trying to redesign our logo. What I would like is for the text to bend in a arc, as if on a coin. I would like to render the text as if it's "backbone" were ...
1
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1answer
31 views

GIMP : Stroke path equation

I am drawing rather complicated diagram in GIMP. There is number of curved lines. Is it possible to somehow get equation of stroked path? I am using that image in little program, where I need to check ...
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2answers
35 views

How can I “un-activate” the active layer in GIMP?

I like to use GIMP with the show layer boundary setting on so that when I'm working with a layer a dashed border appears around it. However, once I am finished working with the layer - and I'd ...
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2answers
73 views

how to display current colour values of pixel under cursor in gimp?

Is there a way to display the colour values of a pixel currently under the cursor? I've seen that in different other software. Why do I need that? I have to clone textured areas in a picture. But ...
3
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1answer
76 views

In GIMP, how to use an image as colormap (or gradient, or palette)?

I already have a reference colormap in the form of a raster image (basically, the vertical extrusion on a 1D colormap). How can I use it to colorise a grey-level image in GIMP ? If gradients or ...
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1answer
91 views

How to remove background in a scan of an old drawing

I have the following image which I would like to clean using GIMP. Usually, with B&W images one of the following methods works, see here or here. However, I have 3 additional problems in this case ...
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1answer
34 views

Gimp “transparent background” is exporting to jpg as white. I want transparent. did tutorials

Why is my transparent background with the checkerboard, showing as white when it gets exported to jpg?
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59 views

How do you square fit an image like PicsArt does using GIMP or MS Paint?

PicsArt has a very nifty tool called square fit that adds a enlarged blurred layer of your image in a now squared background Example I'm not trained in Graphic Design in any way and I confess at ...
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47 views

Photoshop: Is there any analog of the GIMP's Rect Select Tool “AUTO SHRINK” feature?

GIMP has a very useful feature for the Rect Select Tool: "Auto Shrink". It shrinks the rectangular selection to the rectangle of a smallest size which still contains all NON-TRANSPARENT PIXELS of the ...
2
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1answer
25 views

Batch combining images in latex or inDesign? [closed]

I'm making my print and play card game. Everything is ready: card frame which is common for all cards (svg), custom image for each one (svg or png) and text to be placed below image in the text field. ...
2
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2answers
47 views

Automating the reizing of different size images to a 300px by 200px image size

I have various size images, some tall and wide others wide and tall, all with different image dimensions. Is there a platform where I can dump all these images and they will be resized to fit into a ...
2
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1answer
45 views

GIMP: exporting as .png does not produce an image with the specified dimensions in “Scale image” or “Print size”

Let us say that I have a 600x600 pixels picture and I want to create a .png file with it that is 6x6 cm in size. What I do is to set the following in "Image->Scale image": I can check in "Image->...
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1answer
31 views

Gimp transparency not transparent

I have been using GIMP successfully for a little while, but had no trouble with it. Now my transparent backgrounds are not transparent anymore. I go to Layer and Transparencies then to Add Alpha ...
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1answer
25 views

How to scale one side of image

I know how to scale the width and height of an image in gimp. However I just want to change the width of one side of an image without changing the height. Is there any way to do this because whenever ...
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1answer
43 views

GIMP Alternative for Android

Is there any good photo editing software for Android, similar to GIMP? That software should have option for manipulating with layers, color editing and most important features that desktop version of ...
2
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1answer
71 views

Remove only background objects from a png image using GIMP

I have an image with me. I want to remove only the window curtains from the above image using only GIMP. I tried to remove the curtains, but along with curtains the are glasses also removed. How ...
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2answers
36 views

Erasing lines inside polygons

In following image: I want to make the lines inside the colorful polygons disappear, but leave the line between colorful polygons. For example, inside the green polygon at the right, there are two ...
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1answer
103 views

Print a .svg document without a black background on imported image

I am using GIMP 2.8.10 and inkscape 0.91 on Windows. I want to: Manipulate a photo in GIMP's .xcf format by removing the background -- it should be transparent. Export the image in .png format. ...
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0answers
18 views

Cannot small tile an image

I am making a background for my website and I want to tile an image but maintain its resolution. It has to be done in Gimp. When I load up the image and go to Filters > Map, none of the options are ...
1
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1answer
35 views

Add a layer on top of all the others to specifically add transparency in GIMP

I have hundreds of layers on an image. I would like to add a layer especially dedicated on transparency - so that I can add transparency to the areas of the image, without modifying the other layers. ...
0
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1answer
23 views

Is there a way to delete built in Dynamics in GIMP?

As states the title, I could delete only user crafted dynamics, not the built in. Am I missing anything or should I go looking for some files to delete? I menaged to tag the one I'd like to keep and ...
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1answer
43 views

Add vectors to Gimp, like brushes and fonts?

I downloaded many folders with decorative elements within them, mainly with files ending with .ems. I want to add them into my GIMP software but where do I add them? There is a folder for adding ...
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0answers
16 views

Creating a default (master) filter to be applied to images

I am applying same filter settings to my images 1 by 1. (Example: brightness +60, filter blur pixelization 2, Contrast -20). So instead of making the same settings for each of my designs, how can I ...
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0answers
31 views

Reducing Image Quality in GIMP without changing size [closed]

I use a design on a t-shirt, but the designs looks very clear, which may mislead the customer. So without changing the size of the design, I need to reduce it's quality. Reducing the contrast not ...
1
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2answers
88 views

Gimp Jagged Borders

I'm trying to create a bordered, transparent circle. I created a circle with the ellipsis tool, then Select->Border, then Edit->Fill with FG Color. The result is a terribly jagged border. I tried ...
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2answers
46 views

how to trim an image in Gimp [closed]

I wanna trim all white spaces surrounding an image's content using Gimp. Is there some straightforward method, or any trick?
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1answer
45 views

How can I perfectly justify text in Gimp 2?

How can I perfectly justify text in GIMP 2. I tried but the result is this. Thank you
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2answers
182 views

How to convert color images to black & white in GIMP?

I've a color image and want to print on my black and white printer. So, How do I convert it to black & white using GIMP?
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1answer
30 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 ...
3
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1answer
45 views

How to edit palette in an indexed image in GIMP 2.8?

I remember in GIMP 2.4 editing palette in an indexed image was as easy as changing the foreground color but I'm a little lost in GIMP 2.8 as there is no Dialog menu. So, I played around a little and ...
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16 views

How to apply function only to selected area in Gimp 2?

i have just a simple question, but i cant google right answer for me. My point is, how i apply function (invert colors, fill, etc) in GIMP 2 to only area which i have selected. Some time ago i found ...
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29 views

How to add color value decreasing layer in Gimp

I have an image of a house where the walls have 0 alpha. So when I use the image on a website and change the background color, the walls will be transparent and have the color of the background. That ...
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34 views

Sharp edges of drawing in Gimp

I want to draw some cool-looking fishes, kinda like material; here's what came out: How can I make the edges "sharp"?