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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4
votes
2answers
2k 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
125 views

how could i make this look less vomit enducing? lines [closed]

maybe if i was radiating out some grey from the letters? to give them more shape, just like light grey emitating from the edges of the letters and dropping away to nothing within a few pixels, would ...
0
votes
1answer
24 views

filters don't work on a certain image

I found a PNG pixelated image on the net (16*16) and under the "Filters" blur effect are grayed out and unclickable. Even when I size it up it still doesn't get blurred (which happens by default). I'm ...
6
votes
2answers
11k 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
88 views

How can I recreate this effect in GIMP? Blue/white color conversion

Here is the image: The best way I can describe it is converting the image to a black/white scale (heavy white) and making all instances of black==blue.That was how I approached it when trying to ...
0
votes
1answer
52 views

Cleaning an image without destroying it

I looked for a physical map of Jordan and found this, which is exactly what I need except for the red lines. How can I remove the red lines? I tried in GIMP Select->By Color, selected all the red ...
0
votes
1answer
94 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 ...
0
votes
0answers
58 views

Scale up image inside layer in PSD loses quality?

I'm an Android developer who knows not much about getting assets (pngs) from a psd or ai file to multiple resolutions that the Android platform needs. With Inkscape it's pretty straightforward. ...
4
votes
3answers
160 views

photoshop's stamp filter alternative for gimp

In Photoshop using Filter > Sketch > Stamp you can create transformation shown in images below Is there any plugin or any way to do this in gimp? P.S: in gimp Color > Desaturate is not helping
2
votes
2answers
77 views

Copying & Pasting inverted image in GIMP

I have a basic image that is black on a white background. I simply want to invert the image, take the now white portion and paste it on another image in GIMP. I am having no luck. Within GIMP, I ...
1
vote
1answer
84 views

Gimp export layer mask as png

As the title says, how can I export only the layer mask? I want to do this because I need to use it in another program.
0
votes
2answers
70 views

Pixel Art in Gimp

I want to create some Pixel Art images with the help of gimp. when I wanted a pixel field of 8x8 I used to simply create an image with the width and height of 8 and used the pencil with the pixel ...
-1
votes
1answer
50 views

How to apply color layout to an image? [duplicate]

Is there a way to in GIMP to apply a color layout to an image? For example this image has a blue color laid out on it. How can I do something similar to another image?
2
votes
1answer
98 views

Make a particular colour less bright

I'm trying to create a reference image for a greyscale drawing. In the original reference photo, the subject is wearing a brown jacket and grey pants which have pretty much the same brightness, and ...
0
votes
1answer
719 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 ...
1
vote
1answer
89 views

8-bit gray image in gimp

I change the mode of my figure to Grayscale in the gimp and export it in the .eps format. But my output .eps figure still has CMYK mode. Is any other action that I most do to have a 8-bit gray image?
0
votes
2answers
687 views

GIMP: find midpoint / arbitrary division between two points

How do I find the middle, or n/th division or percentage of distance between two arbitrary points in GIMP? Like, I have an object / a line of arbitrary length / two guides, placed in arbitrary place ...
3
votes
1answer
45 views

GIMP: Stroke Path along single points

What I need: to draw different sets of icons in the same points of the picture (with the purpose of drawing different network schemes with the same structure). There are A LOT OF Points. Therefore I ...
1
vote
1answer
44 views

How can I change the color of images in GIMP?

I'm creating a login form like the following. Now I have the color versions of the images but I don't know how to make them black and white. Can you help me?
-2
votes
1answer
98 views

How do I sharpen a bitmap image that has been enlarged from a small size? Is it even possible?

I am trying to find a way of sharpening the following image with GIMP: Is there any approach on doing this? Is it even possible?.
0
votes
1answer
39 views

Using GIMP, how do I fill the canvas with an image?

I have this in my canvas: What I want to do is cover the whole canvas with this image; the image is 250 px wide, so I want to add 3 more so the whole canvas looks like fire! How do I do that? ...
0
votes
0answers
60 views

.dds File Loses Color When Viewed in Layers

I have three .dss photo files from a video game that are textures. A lot of the separate maps (diffuse/specular/normal) are on different layers of these photos so I need some layers individually to ...
1
vote
3answers
124 views

Set transparency of wood print [duplicate]

I am trying to make initials found in old books transparent. E.g. The paper should be completely transparent and the dark parts of the print fully opaque. But the parts of the print that are not ...
-1
votes
3answers
658 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 ...
3
votes
2answers
51 views

How can I shrink these areas using gimp?

I have an imagemap. I want to shrink to areas that are pink and are overlays when hovering the mouse over the map to highlight the selected region. Now I can't seem to shrink the pink areas that are ...
0
votes
1answer
366 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). ...
12
votes
4answers
15k views

How to convert old scanned documents into black and white

I have some old documents that have been scanned, and I want to convert them to black and white. Content should be always black, and background white: I use Photoshop.
1
vote
1answer
45 views

Gimp - fast switching to eraser

I've been searching for this but all I find are annoying tutorials on how to click the eraser button. Whenever I switch to the eraser it keeps the tool size I was using for the pencil, I'd really ...
0
votes
0answers
82 views

Is it possible to generate seamless “mosaic” tiles algorithmically?

I am pretty much a noob with respect to most power features of Gimp and graphics design in general. I found the tutorial here on texture creation to be very interesting and helpful. I had a couple ...
0
votes
2answers
199 views

How to convert an array of HTML colours into into a picture? [closed]

I have an array of colors, for example: A=[['#ff00ff', '#00ff00', '#ffff00', '#00ff00', '#0000ff', '#00ffff', '#00ffff'], ['#0000ff', '#0000ff', '#00ffff', '#00ff00', '#ffff00', ...
2
votes
4answers
121 views

How can I beat the browser when it comes to reducing image size?

Can't get my head around this. I tried several ways to reduce the pixel size of a logo in Gimp. However, the browser (either safari, firefox or chrome on my iMac) is always amazingly better reducing ...
1
vote
2answers
182 views

How to create a patterned image from existing shape in Gimp

I am hoping to create a simple logo for a new website using Gimp. I am working with two images and a short line of text. I have the following images: The map will be the background/filler of the ...
5
votes
2answers
6k 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 ...
1
vote
2answers
174 views

Remove transparency in bulk - GIMP

I have 3,337 PNG images which all have a transparent background. First of all, I don't know how to remove transparency... Second of all, I want to do this with all 3,337 images at the same time. I ...
1
vote
2answers
119 views

How to change the size of transparent background in Gimp?

The following image cuts when used as a logo here. I want to increase the size of the transparent background so it fits in properly without the underneath cut, as shown here. Using Gimp 2.8, how can I ...
97
votes
3answers
429k views

Making the background of an image transparent in Gimp

I have some jpg images and I need for each of them to have a transparent background. I have GIMP as a graphic tool. I need to put them in a web page and I need to see just the main element and have ...
0
votes
1answer
48 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
2
votes
1answer
73 views

Is there any tool that gives the percentage occupied by an area in an image?

Is there any tool that gives the percentage occupied by an area in a image? Given the following image: Is there any kind of tool I can use to know the width in percent of the green and blue areas? ...
0
votes
1answer
72 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 ...
3
votes
2answers
2k 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
2answers
75 views

How can I make the alpha in a layer proportional to the darkness?

I have a layer that I want to merge and I want the dark colors in the layer to have more weight. How can I make it so that black pixels are 100% opacity, white pixels are 0%, and #7F7F7F pixels are ...
0
votes
1answer
71 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 ...
2
votes
2answers
5k 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
0answers
131 views

scan/fax with text & numbers in black & white - how to improve/cleanup/enhance using Photoshop/GIMP?

I do not have a lot of experience with Photoshop or GIMP. I have a scanned or faxed document of an invoice/receipt that I am trying to submit to get reimbursed. I was mailed a copy with text that is ...
3
votes
2answers
128 views

What is the correct name of this filter?

Normally, this is what would you would see if you magnified older newspaper images printed in color. (check the background of the attached image) What is this filter called? How can I recreate this ...
1
vote
1answer
107 views

GIMP opens JPG file with different colors

I have a JPG file (produced in Illustrator, from the EXIF tag) which, when opened with GIMP, displays the colors differently from any other program I have (e.g. Firefox, eog, gThumb, etc.). Here's ...
0
votes
1answer
128 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 ...
4
votes
1answer
475 views

How to make PNG-quality animations in GIF format?

I've noticed more and more sites using animated GIFs that have PNG quality. You'd think they're the latter if you didn't check the image info. The lines are crisp, the colors look great, there's none ...
1
vote
2answers
51 views

Isolating red ink with GIMP/Photoshop

As a puzzle author, I often write puzzles with red ink and then test-solve them with pencil. What would be the most efficient way to remove the pencil and blue gridlines from the paper to leave only ...
4
votes
2answers
670 views

How to show boundary of every layer in Gimp?

Using Gimp, I am working on a sprite image made of lots of icons, each on a separate layer. I would like to check that there is no overlap by displaying the outline of all layers. There is an option ...