| 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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| 7 | <!ENTITY gegl-download-http "https://download.gimp.org/pub/gegl/0.4/gegl-&gegl-version;.tar.xz">
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| 8 | <!ENTITY gegl-download-ftp " ">
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| 9 | <!ENTITY gegl-md5sum "241bde22f9204515121e5fb03a2b9fbd">
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| 10 | <!ENTITY gegl-size "5.6 MB">
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| 11 | <!ENTITY gegl-buildsize "103 MB (Add 4 MB for tests)">
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| 12 | <!ENTITY gegl-time "0.9 SBU (Using parallelism=4; add 0.4 SBU for tests)">
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| 13 | ]>
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| 14 |
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| 15 | <sect1 id="gegl" xreflabel="gegl-&gegl-version;">
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| 16 | <?dbhtml filename="gegl.html"?>
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| 17 |
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| 18 |
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| 19 | <title>gegl-&gegl-version;</title>
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| 20 |
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| 21 | <indexterm zone="gegl">
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| 22 | <primary sortas="a-Gegl">Gegl</primary>
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| 23 | </indexterm>
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| 24 |
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| 25 | <sect2 role="package">
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| 26 | <title>Introduction to gegl</title>
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| 27 |
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| 28 | <para>
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| 29 | This package provides the GEneric Graphics Library, which is a graph based
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| 30 | image processing format.
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| 31 | </para>
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| 32 |
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| 33 | &lfs113_checked;
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| 34 |
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| 35 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 36 | <itemizedlist spacing="compact">
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| 37 | <listitem>
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| 38 | <para>
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| 39 | Download (HTTP): <ulink url="&gegl-download-http;"/>
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| 40 | </para>
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| 41 | </listitem>
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| 42 | <listitem>
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| 43 | <para>
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| 44 | Download (FTP): <ulink url="&gegl-download-ftp;"/>
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| 45 | </para>
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| 46 | </listitem>
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| 47 | <listitem>
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| 48 | <para>
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| 49 | Download MD5 sum: &gegl-md5sum;
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| 50 | </para>
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| 51 | </listitem>
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| 52 | <listitem>
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| 53 | <para>
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| 54 | Download size: &gegl-size;
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| 55 | </para>
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| 56 | </listitem>
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| 57 | <listitem>
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| 58 | <para>
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| 59 | Estimated disk space required: &gegl-buildsize;
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| 60 | </para>
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| 61 | </listitem>
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| 62 | <listitem>
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| 63 | <para>
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| 64 | Estimated build time: &gegl-time;
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| 65 | </para>
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| 66 | </listitem>
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| 67 | </itemizedlist>
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| 68 | <!--
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| 69 | <bridgehead renderas="sect3">Additional Downloads</bridgehead>
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| 70 | <itemizedlist spacing="compact">
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| 71 | <listitem>
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| 72 | <para>
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| 73 | Required patch:
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| 74 | <ulink url="&patch-root;/gegl-&gegl-version;-ffmpeg5_fixes-1.patch"/>
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| 75 | </para>
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| 76 | </listitem>
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| 77 | </itemizedlist>
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| 78 | -->
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| 79 | <bridgehead renderas="sect3">gegl Dependencies</bridgehead>
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| 80 |
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| 81 | <bridgehead renderas="sect4">Required</bridgehead>
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| 82 | <para role="required">
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| 83 | <xref linkend="babl"/>,
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| 84 | <xref linkend="json-glib"/>,
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| 85 | <xref linkend="libjpeg"/>, and
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| 86 | <xref linkend="libpng"/>
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| 87 | </para>
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| 88 |
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| 89 | <bridgehead renderas="sect4">Recommended</bridgehead>
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| 90 | <para role="recommended">
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| 91 | <xref linkend="gobject-introspection"/>,
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| 92 | <xref linkend="graphviz"/>,
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| 93 | <!-- EDITORS NOTE: Graphviz is required for the gegl:introspect
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| 94 | function. Without this function, GIMP will not start. You'll get the
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| 95 | following error:
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| 96 |
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| 97 | "GEGL Operation Missing! GIMP rqeuires the GEGL operation
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| 98 | 'gegl:introspect'. This operation cannot be found. Check your GEGL
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| 99 | install and ensure it has been compiled with any dependencies required
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| 100 | for GIMP."
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| 101 |
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| 102 | Reference: https://gitlab.gnome.org/GNOME/gegl/-/commit/1f50456de59c686941a861d299a63bfcd4126ee5
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| 103 | -->
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| 104 | <xref linkend="pygments"/>, and
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| 105 | <xref linkend="pygobject3"/>
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| 106 | </para>
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| 107 |
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| 108 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 109 | <para role="optional">
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| 110 | <xref linkend="asciidoc"/>,
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| 111 | <xref linkend="cairo"/>,
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| 112 | <xref linkend="ffmpeg"/>,
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| 113 | <xref linkend="gdk-pixbuf"/>,
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| 114 | <xref linkend="gexiv2"/>,
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| 115 | <xref linkend="gtk-doc"/>,
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| 116 | <xref linkend="jasper"/>,
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| 117 | <xref linkend="lcms2"/>,
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| 118 | <xref linkend="libraw"/>,
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| 119 | <xref linkend="librsvg"/>,
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| 120 | <xref linkend="libtiff"/>,
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| 121 | <xref linkend="libwebp"/>,
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| 122 | <xref linkend="pango"/>,
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| 123 | <xref linkend="poppler"/>,
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| 124 | <xref linkend="ruby"/>,
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| 125 | <xref linkend="sdl2"/>,
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| 126 | <xref linkend="v4l-utils"/>,
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| 127 | <xref linkend="vala"/>,
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| 128 | <xref linkend="libspiro"/>,
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| 129 | <ulink url="https://luajit.org/luajit.html">LuaJIT</ulink>,
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| 130 | <ulink url="https://lensfun.github.io/">lensfun</ulink>,
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| 131 | <ulink url="https://luajit.org/luajit.html">LuaJIT</ulink>,
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| 132 | <ulink url="https://www.netsurf-browser.org/projects/libnsgif/">libnsgif</ulink>,
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| 133 | <ulink url="https://faculty.cse.tamu.edu/davis/suitesparse.html">libumfpack</ulink>,
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| 134 | <ulink url="https://github.com/gerddie/maxflow">maxflow</ulink>,
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| 135 | <ulink url="https://github.com/hodefoting/mrg/releases">MRG</ulink>,
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| 136 | <ulink url="https://www.khronos.org/opencl/">OpenCL</ulink>,
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| 137 | <ulink url="https://www.openexr.com">OpenEXR</ulink>,
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| 138 | <ulink url="https://github.com/KyleLink/poly2tri-c">poly2tri-c</ulink>,
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| 139 | <ulink url="https://www.gnu.org/software/src-highlite/">source-highlight</ulink>, and
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| 140 | <ulink url="https://w3m.sourceforge.net/">w3m</ulink>
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| 141 | </para>
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| 142 |
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| 143 | <para condition="html" role="usernotes">
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| 144 | User Notes: <ulink url='&blfs-wiki;/gegl'/>
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| 145 | </para>
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| 146 | </sect2>
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| 147 |
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| 148 | <sect2 role="installation">
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| 149 | <title>Installation of gegl</title>
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| 150 |
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| 151 | <para>
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| 152 | If installing over a previous version of <application>gegl</application>,
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| 153 | one module needs to be removed. As the <systemitem class="username">root</systemitem>
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| 154 | user, run:
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| 155 | </para>
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| 156 |
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| 157 | <screen><userinput>rm -f /usr/lib/gegl-0.4/vector-fill.so</userinput></screen>
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| 158 |
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| 159 | <para>
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| 160 | Install <application>gegl</application> by running the following commands:
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| 161 | </para>
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| 162 |
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| 163 | <screen><userinput>mkdir build &&
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| 164 | cd build &&
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| 165 |
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| 166 | meson setup --prefix=/usr --buildtype=release .. &&
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| 167 | ninja</userinput></screen>
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| 168 |
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| 169 | <para>
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| 170 | To run the tests, issue: <command>ninja test</command>. <!--This should
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| 171 | indicate no failures, but will skip many tests depending on optional
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| 172 | dependencies installed on the system.--> 7 tests in the
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| 173 | <filename>gegl:ff-load-save</filename> portion of the test suite are
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| 174 | known to fail due to incompatibilities with ffmpeg-6.0.
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| 175 | </para>
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| 176 |
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| 177 | <para>
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| 178 | Now, as the <systemitem class="username">root</systemitem> user:
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| 179 | </para>
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| 180 |
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| 181 | <screen role="root"><userinput>ninja install</userinput></screen>
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| 182 | </sect2>
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| 183 |
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| 184 | <sect2 role="commands">
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| 185 | <title>Command Explanations</title>
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| 186 |
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| 187 | <para>
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| 188 | <option>-Ddocs=true</option>: Build and
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| 189 | install documentation (requires <xref linkend="gtk-doc"/>,).
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| 190 | </para>
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| 191 |
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| 192 | </sect2>
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| 193 |
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| 194 | <sect2 role="content">
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| 195 | <title>Contents</title>
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| 196 |
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| 197 | <segmentedlist>
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| 198 | <segtitle>Installed Programs</segtitle>
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| 199 | <segtitle>Installed Libraries</segtitle>
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| 200 | <segtitle>Installed Directories</segtitle>
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| 201 |
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| 202 | <seglistitem>
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| 203 | <seg>gegl and
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| 204 | gegl-imgcmp
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| 205 | </seg>
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| 206 | <seg>libgegl-0.4.so,
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| 207 | libgegl-npd-0.4.so,
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| 208 | <!--libgegl-sc-0.4.so,--> and
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| 209 | modules in /usr/lib/gegl-0.4
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| 210 | </seg>
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| 211 | <seg>/usr/lib/gegl-0.4 and
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| 212 | /usr/include/gegl-0.4
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| 213 | </seg>
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| 214 | </seglistitem>
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| 215 | </segmentedlist>
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| 216 |
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| 217 | <variablelist>
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| 218 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 219 | <?dbfo list-presentation="list"?>
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| 220 | <?dbhtml list-presentation="table"?>
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| 221 |
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| 222 | <varlistentry id="gegl-prog">
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| 223 | <term><command>gegl</command></term>
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| 224 | <listitem>
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| 225 | <para>
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| 226 | is a commandline tool for working with the XML data model
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| 227 | </para>
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| 228 | <indexterm zone="gegl gegl-prog">
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| 229 | <primary sortas="b-gegl">gegl</primary>
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| 230 | </indexterm>
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| 231 | </listitem>
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| 232 | </varlistentry>
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| 233 |
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| 234 | <varlistentry id="gegl-imgcmp">
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| 235 | <term><command>gegl-imgcmp</command></term>
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| 236 | <listitem>
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| 237 | <para>
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| 238 | is a simple image difference detection tool for use in regression
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| 239 | testing
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| 240 | </para>
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| 241 | <indexterm zone="gegl gegl-imgcmp">
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| 242 | <primary sortas="b-gegl-imgcmp">gegl-imgcmp</primary>
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| 243 | </indexterm>
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| 244 | </listitem>
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| 245 | </varlistentry>
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| 246 |
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| 247 | <varlistentry id="libgegl-0.4">
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| 248 | <term><filename class="libraryfile">libgegl-0.4.so</filename></term>
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| 249 | <listitem>
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| 250 | <para>
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| 251 | provides infrastructure to do demand based cached non destructive
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| 252 | image editing on larger than RAM buffers
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| 253 | </para>
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| 254 | <indexterm zone="gegl libgegl-0.4">
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| 255 | <primary sortas="c-libgegl-0.4">libgegl-0.4.so</primary>
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| 256 | </indexterm>
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| 257 | </listitem>
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| 258 | </varlistentry>
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| 259 |
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| 260 | <varlistentry id="libgegl-npd-0.4">
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| 261 | <term><filename class="libraryfile">libgegl-npd-0.4.so</filename></term>
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| 262 | <listitem>
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| 263 | <para>
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| 264 | is the GEGL N-point image deformation library
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| 265 | </para>
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| 266 | <indexterm zone="gegl libgegl-npd-0.4">
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| 267 | <primary sortas="c-libgegl-npd-0.4">libgegl-npd-0.4.so</primary>
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| 268 | </indexterm>
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| 269 | </listitem>
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| 270 | </varlistentry>
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| 271 |
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| 272 | <!--
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| 273 | <varlistentry id="libgegl-sc-0.4">
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| 274 | <term><filename class="libraryfile">libgegl-sc-0.4.so</filename></term>
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| 275 | <listitem>
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| 276 | <para>
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| 277 | is the GEGL Seamless Cloning library
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| 278 | </para>
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| 279 | <indexterm zone="gegl libgegl-sc-0.4">
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| 280 | <primary sortas="c-libgegl-sc-0.4">libgegl-sc-0.4.so</primary>
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| 281 | </indexterm>
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| 282 | </listitem>
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| 283 | </varlistentry>
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| 284 | -->
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| 285 |
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| 286 | </variablelist>
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| 287 | </sect2>
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| 288 |
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| 289 | </sect1>
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