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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1answer
21 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 ...
1
vote
1answer
53 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
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1answer
40 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 ...
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0answers
6 views

Gimp 2.8 I can't edit tool options when tabed [on hold]

I have a strange issue with Gimp 2.8.10 : I can't edit the tool options when the tool options tab is tabed : But when the tool options are in window mode, it works ok :
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0answers
30 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. ...
2
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2answers
41 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 ...
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2answers
45 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
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1answer
36 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.
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1answer
39 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?
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0answers
15 views

Does GIMP support smart objects in .psd files? [migrated]

Is it possible to open and edit Photoshop .psd files with GIMP that are using smart objects? (I'm asking because I would like to add a Android app screenshot into a "hand holding Android device" ...
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0answers
20 views

GIMP, match images based on shared point

I am not a graphics design person and I think I may be looking for the correct language to ask the question more than anything. I have two maps that I cannot get to match up (scales are incorrect or ...
2
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1answer
75 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 ...
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1answer
40 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?
3
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1answer
22 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 ...
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0answers
30 views

How to inverse the allocation of Fuzzy Select Tool?

Im trying to allocate some area by Fuzzy Tool and cut it. But for my picture it cuts the background. How to inverse the allocation to cut object on that background?
1
vote
1answer
28 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?
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votes
1answer
65 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
18 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? ...
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0answers
36 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
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3answers
101 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
vote
1answer
48 views

Remove existing outline of text color on a GIMP 2.8.14 image

Trying to change existing text on a book cover from blue to a different color, yet the blue remains along the outline of the letters. Thanks
4
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3answers
111 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
1
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1answer
36 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 ...
2
votes
2answers
42 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
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0answers
54 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 ...
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2answers
162 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', ...
1
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1answer
78 views

how to make edge of layer round in GIMP?

I am using GIMP. I want to make a new layer (above another layer) with round edges. How to do it? thanks
1
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2answers
85 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 ...
0
votes
1answer
45 views

GIMP How to slice a shape properly?

I used the path tool to select these segments but now there is a one pixel wide alpha line between them, what's the proper way to do this?
0
votes
1answer
59 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 ...
0
votes
2answers
62 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 ...
1
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2answers
70 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
83 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
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0answers
83 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
111 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
64 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
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1answer
95 views

How do I add a semi-transparent color over an image in gimp?

Example of what I'm trying to do is the radar maps in MechWarrior 3: you have a "satellite view" of a landscape and the whole image has a semi-transparent green hue and you can see all the details of ...
0
votes
1answer
76 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 ...
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2answers
40 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 ...
0
votes
1answer
39 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
4
votes
1answer
319 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 ...
2
votes
2answers
144 views

Gimp 2.6.12: modify alpha channel while preserving color

This is for a video game in which a specularity mask is in the alpha channel of the normalmap. I need to create an image where the alpha value for some pixels are 0 (to indicate no specularity,) but ...
0
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0answers
44 views

Gimp paintbrush blendmodes usage

While I can understand singularly every blend mode of the paintbrush from the math point of view, I cannot find a use for most of them (the only ones I used are for drawing a castle and these were ...
0
votes
0answers
48 views

Change the blue shades to white shades

I have an image of many different colors. I want to turn anything that is predominantly blue into being predominantly white, while leaving the other colors unchanged. So if the RGB of the image has ...
0
votes
1answer
39 views

How Can I View Applied Filters in Gimp

I would like to see the filters that are applied to a (text or image) layer in GIMP. Is this possible? Thanks in advance
1
vote
1answer
89 views

Erase a single pixel in GIMP

I am trying to illustrate in GIMP 2.8 with pixel-perfect precision. The pencil tool allows me to fill in a single pixel without any fuzzy edges or anti-aliasing. However, the eraser tool operates more ...
2
votes
1answer
64 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? ...
1
vote
1answer
36 views

GIMP: Ellipse position from center

I know that I can create an ellipse from the center. However, inside the tool properties panel, "Position" refers to the top-left corner. How could I change its position based on its center point? I ...
2
votes
2answers
47 views

GIMP: Toggle show/hide all non print extras

In GIMP, is there a way to quickly toggle all visible guides, grids, selection boxes, etc that are cluttering the display? I'm hoping there's something that's one key stroke instead of the way I ...
2
votes
4answers
113 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 ...