| 1 | <?xml version="1.0" encoding="UTF-8"?>
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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 gdk-pixbuf-download-http
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| 8 | "&gnome-download-http;/gdk-pixbuf/2.42/gdk-pixbuf-&gdk-pixbuf-version;.tar.xz">
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| 9 | <!ENTITY gdk-pixbuf-download-ftp " ">
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| 10 | <!ENTITY gdk-pixbuf-md5sum "b2ba2f594122001ac7f89e7d02560497">
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| 11 | <!ENTITY gdk-pixbuf-size "6.2 MB">
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| 12 | <!ENTITY gdk-pixbuf-buildsize "33 MB (with tests)">
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| 13 | <!ENTITY gdk-pixbuf-time "0.1 SBU (With tests; both using parallelism=4)">
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| 14 | ]>
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| 15 |
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| 16 | <sect1 id="gdk-pixbuf" xreflabel="gdk-pixbuf-&gdk-pixbuf-version;">
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| 17 | <?dbhtml filename="gdk-pixbuf.html"?>
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| 18 |
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| 19 |
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| 20 | <title>gdk-pixbuf-&gdk-pixbuf-version;</title>
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| 21 |
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| 22 | <indexterm zone="gdk-pixbuf">
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| 23 | <primary sortas="a-gdk-pixbuf">gdk-pixbuf</primary>
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| 24 | </indexterm>
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| 25 |
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| 26 | <sect2 role="package">
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| 27 | <title>Introduction to Gdk Pixbuf</title>
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| 28 |
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| 29 | <para>
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| 30 | The <application>Gdk Pixbuf</application> package is a toolkit for image
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| 31 | loading and pixel buffer manipulation. It is used by
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| 32 | <application>GTK+ 2</application> and <application>GTK+ 3</application> to
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| 33 | load and manipulate images. In the past it was distributed as part of
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| 34 | <application>GTK+ 2</application> but it was split off into a separate
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| 35 | package in preparation for the change to <application>GTK+ 3</application>.
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| 36 | </para>
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| 37 |
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| 38 | &lfs121_checked;
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| 39 |
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| 40 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 41 | <itemizedlist spacing="compact">
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| 42 | <listitem>
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| 43 | <para>
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| 44 | Download (HTTP): <ulink url="&gdk-pixbuf-download-http;"/>
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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 (FTP): <ulink url="&gdk-pixbuf-download-ftp;"/>
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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 MD5 sum: &gdk-pixbuf-md5sum;
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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 | Download size: &gdk-pixbuf-size;
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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 disk space required: &gdk-pixbuf-buildsize;
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| 65 | </para>
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| 66 | </listitem>
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| 67 | <listitem>
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| 68 | <para>
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| 69 | Estimated build time: &gdk-pixbuf-time;
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| 70 | </para>
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| 71 | </listitem>
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| 72 | </itemizedlist>
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| 73 |
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| 74 | <bridgehead renderas="sect3">Gdk Pixbuf Dependencies</bridgehead>
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| 75 |
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| 76 | <bridgehead renderas="sect4">Required</bridgehead>
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| 77 | <para role="required">
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| 78 | <xref linkend="glib2"/> (GObject Introspection required for GNOME),
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| 79 | <xref linkend="libjpeg"/>,
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| 80 | <xref linkend="libpng"/>, and
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| 81 | <xref linkend="shared-mime-info"/>
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| 82 | </para>
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| 83 |
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| 84 | <bridgehead renderas="sect4">Recommended</bridgehead>
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| 85 | <para role="recommended">
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| 86 | <xref linkend="docutils"/>,
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| 87 | <xref role="runtime" linkend="librsvg"/> (runtime dependency, needed for
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| 88 | loading symbolic icons) and
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| 89 | <xref linkend="libtiff"/>
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| 90 | </para>
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| 91 |
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| 92 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 93 | <para role="optional">
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| 94 | <xref linkend="gi-docgen"/>
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| 95 | (to generate documentation),
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| 96 | <xref role="runtime" linkend="libavif"/>
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| 97 | (runtime dependency, needed for loading AVIF images),
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| 98 | <xref role="runtime" linkend="libjxl"/>
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| 99 | (runtime dependency, needed for loading JPEG XL images), and
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| 100 | <xref role="runtime" linkend="webp-pixbuf-loader"/>
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| 101 | (runtime dependency, needed for loading WebP images)
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| 102 | </para>
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| 103 |
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| 104 | </sect2>
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| 105 |
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| 106 | <sect2 role="installation">
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| 107 | <title>Installation of Gdk Pixbuf</title>
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| 108 |
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| 109 | <para>
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| 110 | Install <application>Gdk Pixbuf</application> by running the following
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| 111 | commands:
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| 112 | </para>
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| 113 |
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| 114 | <screen><userinput>mkdir build &&
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| 115 | cd build &&
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| 116 |
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| 117 | meson setup .. \
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| 118 | --prefix=/usr \
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| 119 | --buildtype=release \
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| 120 | --wrap-mode=nofallback &&
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| 121 | ninja</userinput></screen>
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| 122 |
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| 123 | <para>
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| 124 | If you have <xref linkend='gi-docgen'/> installed and wish to build
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| 125 | the API documentation for this package, issue:
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| 126 | </para>
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| 127 |
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| 128 | <screen role='nodump'><userinput>sed "/docs_dir =/s@\$@ / 'gdk-pixbuf-&gdk-pixbuf-version;'@" -i ../docs/meson.build &&
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| 129 | meson configure -Dgtk_doc=true &&
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| 130 | ninja</userinput></screen>
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| 131 |
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| 132 | <para>
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| 133 | To test the results, issue: <command>ninja test</command>. The tests
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| 134 | make a heavy use of disk.
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| 135 | </para>
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| 136 |
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| 137 | <para>
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| 138 | Now, as the <systemitem class="username">root</systemitem> user:
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| 139 | </para>
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| 140 |
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| 141 | <screen role="root"><userinput>ninja install</userinput></screen>
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| 142 |
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| 143 | <note>
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| 144 | <para>
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| 145 | If you installed the package on to your system using a
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| 146 | <quote>DESTDIR</quote> method, an important file was not installed and
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| 147 | should be copied and/or generated. Generate it using the following
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| 148 | command as the <systemitem class="username">root</systemitem> user:
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| 149 | </para>
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| 150 |
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| 151 | <screen role="root"><userinput>gdk-pixbuf-query-loaders --update-cache</userinput></screen>
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| 152 | </note>
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| 153 | </sect2>
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| 154 |
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| 155 | <sect2 role="commands">
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| 156 | <title>Command Explanations</title>
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| 157 |
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| 158 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 159 | href="../../xincludes/meson-buildtype-release.xml"/>
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| 160 |
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| 161 | <!-- gi-docgen can get installed without this, if deps exist -->
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| 162 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 163 | href="../../xincludes/meson-wrap-nofallback.xml"/>
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| 164 |
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| 165 | <!-- with 2.42.9, docutils must be installed to generate man pages.
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| 166 | Without this, you'll get the following output:
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| 167 | Program rst2man found: ../docs/meson.build:70:2: ERROR: Problem encountered:
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| 168 | No rst2man found, but man pages were explicitly enabled -->
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| 169 | <para>
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| 170 | <option>-Dman=false</option>: Use this option if you do not want to
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| 171 | generate manual pages, or if you do not want to install
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| 172 | <xref linkend="docutils" role="nodep"/>.
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| 173 | </para>
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| 174 | </sect2>
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| 175 |
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| 176 | <sect2 role="content">
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| 177 | <title>Contents</title>
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| 178 |
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| 179 | <segmentedlist>
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| 180 | <segtitle>Installed Programs</segtitle>
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| 181 | <segtitle>Installed Libraries</segtitle>
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| 182 | <segtitle>Installed Directories</segtitle>
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| 183 |
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| 184 | <seglistitem>
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| 185 | <seg>
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| 186 | gdk-pixbuf-csource,
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| 187 | gdk-pixbuf-pixdata,
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| 188 | gdk-pixbuf-query-loaders, and
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| 189 | gdk-pixbuf-thumbnailer
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| 190 | </seg>
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| 191 | <seg>
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| 192 | libgdk_pixbuf-2.0.so
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| 193 | </seg>
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| 194 | <seg>
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| 195 | /usr/{include,lib}/gdk-pixbuf-2.0,
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| 196 | /usr/libexec/installed-tests/gdk-pixbuf,
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| 197 | /usr/share/installed-tests/gdk-pixbuf,
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| 198 | /usr/share/gtk-doc/html/gdk-pixbuf, and
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| 199 | /usr/share/thumbnailers
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| 200 | </seg>
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| 201 | </seglistitem>
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| 202 | </segmentedlist>
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| 203 |
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| 204 | <variablelist>
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| 205 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 206 | <?dbfo list-presentation="list"?>
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| 207 | <?dbhtml list-presentation="table"?>
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| 208 |
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| 209 | <varlistentry id="gdk-pixbuf-csource">
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| 210 | <term><command>gdk-pixbuf-csource</command></term>
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| 211 | <listitem>
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| 212 | <para>
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| 213 | is a small utility that generates C code containing images, used
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| 214 | for compiling images directly into programs
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| 215 | </para>
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| 216 | <indexterm zone="gdk-pixbuf gdk-pixbuf-csource">
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| 217 | <primary sortas="b-gdk-pixbuf-csource">gdk-pixbuf-csource</primary>
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| 218 | </indexterm>
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| 219 | </listitem>
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| 220 | </varlistentry>
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| 221 |
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| 222 | <varlistentry id="gdk-pixbuf-pixdata">
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| 223 | <term><command>gdk-pixbuf-pixdata</command></term>
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| 224 | <listitem>
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| 225 | <para>
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| 226 | is a tool used to convert GdkPixbuf to GdkPixdata
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| 227 | </para>
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| 228 | <indexterm zone="gdk-pixbuf gdk-pixbuf-pixdata">
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| 229 | <primary sortas="b-gdk-pixbuf-pixdata">gdk-pixbuf-pixdata</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="gdk-pixbuf-query-loaders">
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| 235 | <term><command>gdk-pixbuf-query-loaders</command></term>
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| 236 | <listitem>
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| 237 | <para>
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| 238 | collects information about loadable modules for
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| 239 | <application>Gdk Pixbuf</application> and writes it
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| 240 | to the default cache file location, or to stdout
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| 241 | </para>
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| 242 | <indexterm zone="gdk-pixbuf gdk-pixbuf-query-loaders">
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| 243 | <primary sortas="b-gdk-pixbuf-query-loaders">gdk-pixbuf-query-loaders</primary>
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| 244 | </indexterm>
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| 245 | </listitem>
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| 246 | </varlistentry>
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| 247 |
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| 248 | <varlistentry id="gdk-pixbuf-thumbnailer">
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| 249 | <term><command>gdk-pixbuf-thumbnailer</command></term>
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| 250 | <listitem>
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| 251 | <para>
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| 252 | creates thumbnails of pictures for use in other applications
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| 253 | </para>
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| 254 | <indexterm zone="gdk-pixbuf gdk-pixbuf-thumbnailer">
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| 255 | <primary sortas="b-gdk-pixbuf-thumbnailer">gdk-pixbuf-thumbnailer</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="libgdk_pixbuf-2">
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| 261 | <term><filename class="libraryfile">libgdk_pixbuf-2.0.so</filename></term>
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| 262 | <listitem>
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| 263 | <para>
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| 264 | contains functions used to load and render images
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| 265 | </para>
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| 266 | <indexterm zone="gdk-pixbuf libgdk_pixbuf-2">
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| 267 | <primary sortas="c-libgdk_pixbuf-2">libgdk_pixbuf-2.0.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 | <!-- Split off into gdk-pixbuf-xlib
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| 273 | <varlistentry id="libgdk_pixbuf_xlib-2">
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| 274 | <term><filename class="libraryfile">libgdk_pixbuf_xlib-2.0.so</filename></term>
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| 275 | <listitem>
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| 276 | <para>
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| 277 | contains functions used to manipulate images and interfaces with
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| 278 | <application>Xlib</application>
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| 279 | </para>
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| 280 | <indexterm zone="gdk-pixbuf libgdk_pixbuf_xlib-2">
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| 281 | <primary sortas="c-libgdk_pixbuf_xlib-2">libgdk_pixbuf_xlib-2.0.so</primary>
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| 282 | </indexterm>
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| 283 | </listitem>
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| 284 | </varlistentry>
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| 285 | -->
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| 286 | </variablelist>
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| 287 |
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| 288 | </sect2>
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| 289 |
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| 290 | </sect1>
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