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Questions tagged [gimp]

For questions about programming the GNU Image Manipulation Program, including plug-ins. Remember to include appropriate tag(s) for the programming language in use. Questions about non-programming use are off-topic for Stack Overflow; consider asking on Super User or Graphic Design instead.

Gimp is an acronym for Image Manipulation Program. It is a freely distributed program for such tasks as photo retouching, image composition and image authoring.

The core of GIMP is implemented in .

Plug-ins may be implemented in a wide choice of languages, including , and and .

Resources

Gimp programming tutorials

Books:

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Why converting jpeg to colour profile in GIMP reduce the size so much?

I have a 2MB JPEG image, and when I use the option Image > Mode > Convert to colour Profile, the size get reduced to 50KB without to much quality loss. Could somebody explain why is the size so reduced? Am I missing some important point?
ggarber
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Shadows around dark places after HDR conversion

I have converted photo of local castle to HDR with Luminance HDR on Linux, but it made shadows around towers of castle. I tried dodge & burn tool in gimp, but it does not made smooth edges.. Is there any way, how to easily remove these shadows with…
Jan Jůna
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open eps files in GIMP2

I have installed GIMP 2.8.10 and Ghostscript 9.14 for Windows X64. I am using windows 8.1 with update 1. I have also set the environment variable for GS_PROG to gswin64c. But I still cannot open eps files using GIMP. So how to solve the…
daiyue
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Change image background for thousands of images

I need to change the background color of thousands of images. I know how to do it in GIMP one by one. But Any idea of how to do it automatically for thousands, maybe using a script? Thanks!
Diego Quirós
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gimp edit blend in python script produces different blend than the blend tool

I'm trying to write a script that re-sizes, moves and blends two images in one using gimp 2.8 on ubuntu 13.10. I uploaded the 2 needed images and the results here: https://i.stack.imgur.com/s3dLg.jpg I managed to get all to run but one point fails.…
mbernasocchi
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How can i do crop multiple image in a batch

Is there any way so i can crop many picture by single command or is there any option in gimp or photoshop. The things i know is images width is 930 and height is 800. i want to split those image into two new image width should equal to 930/2=465…
Hammad Ali Butt
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Automating Brush Insertion

Very new to Gimp and unfortunately also in need of producing an output :) I am looking to automate a repetitive task of placing instances of existing brushes in an image. Can anyone point me in the direction of the command that I might use to…
Paul Eden
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Expanding Solid Color Shapes in GIMP to Eliminate Whitespace

I'm trying to find some functionality in GIMP (with or without a plugin, doesn't matter) that can take an image of several solid color shapes separated by white space and "grow" those shapes outward until they completely eliminate all white space on…
A Random Guy
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In C++, OpenGL, Glut, how to bind image.c to a texture, where image.c comes from Gimp>Export>C source code

So I've spent past two days looking through different kinds of 'solutions' to my question via google, there aren't all that many and the ones I've find don't seem to work. I'm exporting a small test image as .c resource file from Gimp, it's size is…
YellowPeak
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Where do I find these gimp "paint brushes"

I have a co-worker that makes these great gimp diagrams for system design stuff. I would like to be able to make these sort of diagrams also. I would ask my co-worker but he is not very friendly or helpful. But he makes great diagrams like this…
Red Cricket
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GIMP will not blend completely to color using opacity and paint tool

I am stuck on a blending problem that appears to have only started once I started blending without any color. I am painting a grey suit and using shades to capture the lighting realistically. For some reason, when I paint with a dark grey over a…
smuggledPancakes
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SVG file not rendered

I have a trouble opening an SVG file under my machine Linux: Gave this svg file:
Edge7
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Gimp fill area with glowing effect near boundary

I am looking for tutorial website for below effect. Fill an area with a color. But at the boundary, the color is slighter, i.e. transition. I dont know how to describe the effect. Please have a look at attached image.
manhon
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Convert XWD to PNG via command line on Windows

I have a script that generates an XWD file which needs to be converted to a PNG file. When attempting to convert this with ImageMagick, I get the following output. I've found the delegate download site for ImageMagick, however it doesn't appear to…
Matthew Shea
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editing a gif file in gimp stops the animation

I loaded a simple .gif file to GIMP, added a border to it and exported back to my folder as .gif file. All I did was to add a border to the image in a new layer, shrinked the original layers and painting the gap between them. Problem is, now i see…
user3027267
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