Beyond Linux® From Scratch (systemd Edition) - Version 11.0

Chapter 10. Graphics and Font Libraries

gegl-0.4.30

Introduction to gegl

This package provides the GEneric Graphics Library, which is a graph based image processing format.

This package is known to build and work properly using an LFS-11.0 platform.

Package Information

gegl Dependencies

Required

babl-0.1.88, JSON-GLib-1.6.6, libjpeg-turbo-2.1.1, and libpng-1.6.37

Recommended

gobject-introspection-1.68.0, Graphviz-2.48.0, Pygments-2.10.0, and PyGObject-3.40.1

Optional

asciidoc-9.1.0, Cairo-1.17.4, Exiv2-0.27.4, FFmpeg-4.4, gdk-pixbuf-2.42.6, gexiv2-0.12.3, GTK-Doc-1.33.2, JasPer-2.0.33, Little CMS-2.12, librsvg-2.50.7, libtiff-4.3.0, libwebp-1.2.1, Pango-1.48.9, Ruby-3.0.2, SDL2-2.0.16, v4l-utils-1.20.0, Vala-0.52.5, libspiro-20200505, lensfun, libopenraw, libumfpack, LuaJIT, MRG, and OpenEXR

User Notes: https://wiki.linuxfromscratch.org/blfs/wiki/gegl

Installation of gegl

Install gegl by running the following commands: 

mkdir build &&
cd    build &&

meson --prefix=/usr --buildtype=release .. &&
ninja

To test the results, issue: ninja test.

Now, as the root user: 

ninja install

Command Explanations

-Ddocs=true: Build and install documentation (requires GTK-Doc-1.33.2,).

Contents

Installed Programs: gegl and gegl-imgcmp
Installed Libraries: libgegl-0.4.so, libgegl-npd-0.4.so, libgegl-sc-0.4.so, and modules in /usr/lib/gegl-0.4
Installed Directories: /usr/lib/gegl-0.4 and /usr/include/gegl-0.4

Short Descriptions

gegl

is a commandline tool for working with the XML data model

gegl-imgcmp

is a simple image difference detection tool for use in regression testing

libgegl-0.4.so

provides infrastructure to do demand based cached non destructive image editing on larger than RAM buffers

libgegl-npd-0.4.so

is the GEGL N-point image deformation library

libgegl-sc-0.4.so

is the GEGL Seamless Cloning library

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