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Questions tagged [gegl]

GEGL, or the Generic Graphics Library, is a framework for image processing.

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Gimp: can´t edit image due to "GEGL-Error"

Gimp(2.10 on Windows) is throwing a "GEGL-error" when i try to edit an image. Some minutes ago i was able to edit a image with Gimp, but out of the sudden, Gimp is refusing every editing, claiming that This operation has no editable…
Coliban
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How to build a GIMP plug-in with Visual Studio?

I am going to develop an application for android using the GEGL library of GIMP. I am using visual studio 10. how to build the plugin with visual studio? what are the steps? how to run a GIMP project and debug? I have also come across GIMPVS. please…
Sayak
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How to Configure Visual Studio 2010 to run GEGL library?

Using the tutorial of Compiling GIMP I have compiled GIMP, GEGL, Babl in windows. i had some errors, but those were on GIMP. i am not concerned about GIMP right now. i just want to use the GEGL libraries to create some APIs in visual studio and run…
Sayak
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Cannot build GEGL in windows

what is the command for ./configure to buil gegl. i need gtk+ and babl and i have that.i have also installed msys/mingw. but which argument i should give to run ./configure in msys? do i need to save all the libraries (gegl, gtk, babl) in…
Sayak
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Is it possible to use GIMP's image capabilities from an Android application?

I was using opencv for some time for programming in Android, and I now see that the Gimp library is much stronger. Where can I find a starting point to learn Gimp? I also want to know the basic concepts behind of Gimp plugins. In the past, I used C…
Sayak
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Weighted Blend in GEGL library

Can someone post a code example on how to use the "gegl:weighted-blend" operations in c Code not gegl (terminal) with xml files (filters) . I started using gegl library, it fit my needs perfectly, but I can't seem to find a good documentation (the…
saeed hardan
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brew and jhbuild error

I'm using Mac OS X 10.7 At first, I used jhbuild to install some libs.It install libs in "/Users/dinosaur/gtk/inst/lib/" I think it not good. so I remove directory. Home Brew is very good.so I want to install gegl with brew. So I input "brew…
dinosaur
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Subtract Blending Mode

I have been trying to implement some of the layer blending modes of GIMP (GEGL) to Python. Currently, I am stuck in Subtract Blending mode. As per documentation, Subtract = max(Background - Foreground, 0). However, doing a simple test in GIMP, with…
KevalGyan
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How to scale colour channels using GEGL in GIMP C plugin

I am trying to use GEGL in a Gimp C-plugin. What I want is to scale the R, G, and B values individually for a certain rectangle. I tried the snippet of code below, but it doesn't update any pixels (drawable_id, x1, y1, width, height are defined…
marcelteun
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Is there a way to convert GIMP steps to manipulate an image to GEGL function calls?

I have a set of steps in GIMP that I want to automate in Python. How can I translate what a GIMP tool does to GEGL functions? This started with me trying to write python scripts that call some GIMP steps (since I want the source code to live in a…
Pablo
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Cannot compile gegl when trying to compile Gimp

I am trying to compile Gimp version 2.10 using the git source and this method. I am a Gentoo user of many years experience, so not a beginner at compiling. Gentoo Portage has version 2.8 but 2.10 looks really good. I am a keen photographer. OK…
themetman
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Gegl color-to-alpha does not remove the white color like GIMP does

Color to Alpha The color-to-alpha operation is when a color is taken from all the pixels in the image and converted to transparent, this is especially useful to extract hand written or free drawing from a fully white paper. The Command Line Below is…
Omar Al-Ithawi
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GIMP 2.6 compilation fails on Fedora 17 with fatal error: gegl.h: No such file or directory

yum installs GIMP 2.8 on Fedora 17, but I want to use 2.6 so I'm trying to compile it. However, I keep getting this error saying it can't find gegl.h, which is installed and on the include path: [root@life gegl]#…
espeed
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Simple code to create an OpenGL cubemap from "cross layout" image file

I'm looking for a simple C subroutine (in Linux) that takes a filename parameter and makes the 6 calls to glTexImage2D to define a "cubemap" texture (GL_TEXTURE_CUBE_MAP). I'd like to be able to read a "cross layout" file (horizontal or vertical) or…
klueless
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Can't compile gegl (gimp) on PPC Leopard

I compile gegl-0.2.0 (needed to compile gimp-2.8) on PowerPC Mac Leopard 10.5.4. All other programs such as glib-2.38.2, intltool-0.50.2 and babl which are necessary to compile gimp have been compiled fine. I have this kind of errors while…
Terry
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