| 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 giflib-download-http "&sourceforge-repo;/giflib/giflib-&giflib-version;.tar.bz2">
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| 8 | <!--<!ENTITY giflib-download-ftp "&gentoo-ftp-repo;/giflib-&giflib-version;.tar.gz">-->
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| 9 | <!ENTITY giflib-http-md5sum "7125644155ae6ad33dbc9fc15a14735f">
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| 10 | <!ENTITY giflib-http-size "494 KB">
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| 11 | <!--<!ENTITY giflib-ftp-md5sum "950943daa71350a558c3edf41c3f0f9f">
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| 12 | <!ENTITY giflib-ftp-size "605 KB">-->
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| 13 | <!ENTITY giflib-buildsize "6.7 MB">
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| 14 | <!ENTITY giflib-time "0.2 SBU">
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| 15 | ]>
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| 16 |
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| 17 | <sect1 id="giflib" xreflabel="giflib-&giflib-version;">
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| 18 | <?dbhtml filename="giflib.html"?>
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| 19 |
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| 20 | <sect1info>
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| 21 | <othername>$LastChangedBy$</othername>
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| 22 | <date>$Date$</date>
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| 23 | </sect1info>
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| 24 |
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| 25 | <title>giflib-&giflib-version;</title>
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| 26 |
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| 27 | <indexterm zone="giflib">
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| 28 | <primary sortas="a-Giflib">Giflib</primary>
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| 29 | </indexterm>
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| 30 |
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| 31 | <sect2 role="package">
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| 32 | <title>Introduction to giflib</title>
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| 33 |
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| 34 | <para>The <application>giflib</application> package contains libraries
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| 35 | for reading and writing GIFs as well as programs for converting and
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| 36 | working with GIF files. The libraries are useful for any graphics program
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| 37 | wishing to deal with GIF files while the programs are useful for conversion
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| 38 | purposes as well as cleaning up images.</para>
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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>Download (HTTP): <ulink url="&giflib-download-http;"/></para>
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| 44 | </listitem>
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| 45 | <!--<listitem>
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| 46 | <para>Download (FTP): <ulink url="&giflib-download-ftp;"/></para>
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| 47 | </listitem>-->
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| 48 | <listitem>
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| 49 | <para>Download (HTTP) MD5 sum: &giflib-http-md5sum;</para>
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| 50 | </listitem>
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| 51 | <listitem>
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| 52 | <para>Download (HTTP) size: &giflib-http-size;</para>
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| 53 | </listitem>
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| 54 | <!--<listitem>
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| 55 | <para>Download (FTP) MD5 sum: &giflib-ftp-md5sum;</para>
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| 56 | </listitem>
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| 57 | <listitem>
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| 58 | <para>Download (FTP) size: &giflib-ftp-size;</para>
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| 59 | </listitem>-->
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| 60 | <listitem>
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| 61 | <para>Estimated disk space required: &giflib-buildsize;</para>
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| 62 | </listitem>
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| 63 | <listitem>
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| 64 | <para>Estimated build time: &giflib-time;</para>
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| 65 | </listitem>
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| 66 | </itemizedlist>
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| 67 |
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| 68 | <bridgehead renderas="sect3">giflib Dependencies</bridgehead>
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| 69 |
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| 70 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 71 | <para role="optional"><xref linkend="x-window-system"/> and
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| 72 | <ulink
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| 73 | url="http://www.cs.utah.edu/gdc/projects/urt/">Utah Raster Toolkit</ulink>
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| 74 | (or <ulink
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| 75 | url="http://www.mcmurchy.com/urt/urt-3.1b.tar.gz">URT-3.1b</ulink>)</para>
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| 76 |
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| 77 | <para condition="html" role="usernotes">User Notes:
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| 78 | <ulink url="&blfs-wiki;/giflib"/></para>
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| 79 |
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| 80 | </sect2>
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| 81 |
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| 82 | <sect2 role="installation">
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| 83 | <title>Installation of giflib</title>
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| 84 |
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| 85 | <para>Install <application>giflib</application> by running the following
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| 86 | commands:</para>
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| 87 |
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| 88 | <screen><userinput>./configure --prefix=/usr &&
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| 89 | make</userinput></screen>
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| 90 |
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| 91 | <para>This package does not come with a test suite.</para>
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| 92 |
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| 93 | <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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| 94 |
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| 95 | <screen role="root"><userinput>make install &&
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| 96 | install -v -m755 -d /usr/share/doc/giflib-&giflib-version;/html &&
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| 97 | install -v -m644 doc/*.{png,html} \
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| 98 | /usr/share/doc/giflib-&giflib-version;/html &&
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| 99 | install -v -m644 doc/*.txt \
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| 100 | /usr/share/doc/giflib-&giflib-version;</userinput></screen>
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| 101 |
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| 102 | </sect2>
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| 103 |
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| 104 | <sect2 role="commands">
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| 105 | <title>Command Explanations</title>
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| 106 |
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| 107 | <para><option>--disable-static</option>: This switch prevents the
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| 108 | static library from being built.</para>
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| 109 |
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| 110 | </sect2>
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| 111 |
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| 112 | <sect2 role="content">
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| 113 | <title>Contents</title>
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| 114 |
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| 115 | <segmentedlist>
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| 116 | <segtitle>Installed Programs</segtitle>
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| 117 | <segtitle>Installed Library</segtitle>
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| 118 | <segtitle>Installed Directory</segtitle>
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| 119 |
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| 120 | <seglistitem>
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| 121 | <seg>gif2epsn, gif2ps, gif2rgb, gif2x11, gifasm, gifbg, gifburst, gifclip,
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| 122 | gifclrmp, gifcolor, gifcomb, gifcompose, giffiltr, giffix, gifflip, gifhisto,
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| 123 | gifinfo, gifinter, gifinto, gifovly, gifpos, gifrotat, gifrsize, gifspnge,
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| 124 | giftext, gifwedge, icon2gif, raw2gif, rgb2gif, and text2gif</seg>
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| 125 | <seg>libgif.{so,a}</seg>
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| 126 | <seg>/usr/share/doc/giflib-&giflib-version;</seg>
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| 127 | </seglistitem>
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| 128 | </segmentedlist>
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| 129 |
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| 130 | <variablelist>
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| 131 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 132 | <?dbfo list-presentation="list"?>
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| 133 | <?dbhtml list-presentation="table"?>
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| 134 |
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| 135 | <varlistentry id="gif2epsn">
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| 136 | <term><command>gif2epsn</command></term>
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| 137 | <listitem>
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| 138 | <para>dumps images saved as GIF files on Epson type printers.</para>
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| 139 | <indexterm zone="giflib gif2epsn">
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| 140 | <primary sortas="b-gif2epsn">gif2epsn</primary>
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| 141 | </indexterm>
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| 142 | </listitem>
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| 143 | </varlistentry>
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| 144 |
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| 145 | <varlistentry id="gif2ps">
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| 146 | <term><command>gif2ps</command></term>
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| 147 | <listitem>
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| 148 | <para>prints GIF files on laser printers supporting PostScript.</para>
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| 149 | <indexterm zone="giflib gif2ps">
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| 150 | <primary sortas="b-gif2ps">gif2ps</primary>
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| 151 | </indexterm>
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| 152 | </listitem>
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| 153 | </varlistentry>
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| 154 |
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| 155 | <varlistentry id="gif2rgb">
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| 156 | <term><command>gif2rgb</command></term>
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| 157 | <listitem>
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| 158 | <para>converts images saved as GIF to 24-bit RGB images.</para>
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| 159 | <indexterm zone="giflib gif2rgb">
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| 160 | <primary sortas="b-gif2rgb">gif2rgb</primary>
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| 161 | </indexterm>
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| 162 | </listitem>
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| 163 | </varlistentry>
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| 164 |
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| 165 | <varlistentry id="gif2x11">
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| 166 | <term><command>gif2x11</command></term>
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| 167 | <listitem>
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| 168 | <para>displays images saved as GIF files under X Window System.</para>
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| 169 | <indexterm zone="giflib gif2x11">
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| 170 | <primary sortas="b-gif2x11">gif2x11</primary>
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| 171 | </indexterm>
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| 172 | </listitem>
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| 173 | </varlistentry>
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| 174 |
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| 175 | <varlistentry id="gifasm">
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| 176 | <term><command>gifasm</command></term>
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| 177 | <listitem>
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| 178 | <para>assembles multiple GIFs into one, or burst a multiple-image GIF.</para>
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| 179 | <indexterm zone="giflib gifasm">
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| 180 | <primary sortas="b-gifasm">gifasm</primary>
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| 181 | </indexterm>
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| 182 | </listitem>
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| 183 | </varlistentry>
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| 184 |
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| 185 | <varlistentry id="gifbg">
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| 186 | <term><command>gifbg</command></term>
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| 187 | <listitem>
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| 188 | <para>generates a single-color test pattern GIF.</para>
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| 189 | <indexterm zone="giflib gifbg">
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| 190 | <primary sortas="b-gifbg">gifbg</primary>
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| 191 | </indexterm>
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| 192 | </listitem>
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| 193 | </varlistentry>
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| 194 |
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| 195 | <varlistentry id="gifburst">
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| 196 | <term><command>gifburst</command></term>
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| 197 | <listitem>
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| 198 | <para>bursts a GIF image into subrectangles.</para>
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| 199 | <indexterm zone="giflib gifburst">
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| 200 | <primary sortas="b-gifburst">gifburst</primary>
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| 201 | </indexterm>
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| 202 | </listitem>
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| 203 | </varlistentry>
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| 204 |
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| 205 | <varlistentry id="gifclip">
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| 206 | <term><command>gifclip</command></term>
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| 207 | <listitem>
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| 208 | <para>clips or crops a GIF image.</para>
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| 209 | <indexterm zone="giflib gifclip">
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| 210 | <primary sortas="b-gifclip">gifclip</primary>
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| 211 | </indexterm>
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| 212 | </listitem>
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| 213 | </varlistentry>
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| 214 |
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| 215 | <varlistentry id="gifclrmp">
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| 216 | <term><command>gifclrmp</command></term>
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| 217 | <listitem>
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| 218 | <para>modifies GIF image colormaps.</para>
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| 219 | <indexterm zone="giflib gifclrmp">
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| 220 | <primary sortas="b-gifclrmp">gifclrmp</primary>
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| 221 | </indexterm>
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| 222 | </listitem>
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| 223 | </varlistentry>
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| 224 |
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| 225 | <varlistentry id="gifcolor">
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| 226 | <term><command>gifcolor</command></term>
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| 227 | <listitem>
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| 228 | <para>generates color test patterns.</para>
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| 229 | <indexterm zone="giflib gifcolor">
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| 230 | <primary sortas="b-gifcolor">gifcolor</primary>
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| 231 | </indexterm>
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| 232 | </listitem>
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| 233 | </varlistentry>
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| 234 |
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| 235 | <varlistentry id="gifcomb">
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| 236 | <term><command>gifcomb</command></term>
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| 237 | <listitem>
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| 238 | <para>combines two GIF images of exactly the same size into one.</para>
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| 239 | <indexterm zone="giflib gifcomb">
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| 240 | <primary sortas="b-gifcomb">gifcomb</primary>
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| 241 | </indexterm>
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| 242 | </listitem>
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| 243 | </varlistentry>
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| 244 |
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| 245 | <varlistentry id="gifcompose">
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| 246 | <term><command>gifcompose</command></term>
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| 247 | <listitem>
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| 248 | <para>uses giflib tools to compose images.</para>
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| 249 | <indexterm zone="giflib gifcompose">
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| 250 | <primary sortas="b-gifcompose">gifcompose</primary>
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| 251 | </indexterm>
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| 252 | </listitem>
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| 253 | </varlistentry>
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| 254 |
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| 255 | <varlistentry id="giffiltr">
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| 256 | <term><command>giffiltr</command></term>
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| 257 | <listitem>
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| 258 | <para>is a template for filtering a GIF sequentially.</para>
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| 259 | <indexterm zone="giflib giffiltr">
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| 260 | <primary sortas="b-giffiltr">gifiltr</primary>
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| 261 | </indexterm>
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| 262 | </listitem>
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| 263 | </varlistentry>
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| 264 |
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| 265 | <varlistentry id="giffix">
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| 266 | <term><command>giffix</command></term>
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| 267 | <listitem>
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| 268 | <para>clumsily attempts to fix truncated GIF images.</para>
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| 269 | <indexterm zone="giflib giffix">
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| 270 | <primary sortas="b-gifix">gifix</primary>
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| 271 | </indexterm>
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| 272 | </listitem>
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| 273 | </varlistentry>
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| 274 |
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| 275 | <varlistentry id="gifflip">
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| 276 | <term><command>gifflip</command></term>
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| 277 | <listitem>
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| 278 | <para>flips a GIF image along the X or Y axis or
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| 279 | rotates an image by 90 degrees.</para>
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| 280 | <indexterm zone="giflib gifflip">
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| 281 | <primary sortas="b-gifflip">gifflip</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 | <varlistentry id="gifhisto">
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| 287 | <term><command>gifhisto</command></term>
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| 288 | <listitem>
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| 289 | <para>generate a color-frequency histogram from a GIF.</para>
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| 290 | <indexterm zone="giflib gifhisto">
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| 291 | <primary sortas="b-gifhisto">gifhisto</primary>
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| 292 | </indexterm>
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| 293 | </listitem>
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| 294 | </varlistentry>
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| 295 |
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| 296 | <varlistentry id="gifinfo">
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| 297 | <term><command>gifinfo</command></term>
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| 298 | <listitem>
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| 299 | <para>gives information about a GIF file.</para>
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| 300 | <indexterm zone="giflib gifinfo">
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| 301 | <primary sortas="b-gifinfo">gifinfo</primary>
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| 302 | </indexterm>
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| 303 | </listitem>
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| 304 | </varlistentry>
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| 305 |
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| 306 | <varlistentry id="gifinter">
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| 307 | <term><command>gifinter</command></term>
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| 308 | <listitem>
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| 309 | <para>converts between interlaced and non-interlaced images.</para>
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| 310 | <indexterm zone="giflib gifinter">
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| 311 | <primary sortas="b-gifinter">gifinter</primary>
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| 312 | </indexterm>
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| 313 | </listitem>
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| 314 | </varlistentry>
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| 315 |
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| 316 | <varlistentry id="gifinto">
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| 317 | <term><command>gifinto</command></term>
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| 318 | <listitem>
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| 319 | <para>is an end-of-pipe fitting for GIF-processing pipelines.</para>
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| 320 | <indexterm zone="giflib gifinto">
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| 321 | <primary sortas="b-gifinto">gifinto</primary>
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| 322 | </indexterm>
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| 323 | </listitem>
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| 324 | </varlistentry>
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| 325 |
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| 326 | <varlistentry id="gifovly">
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| 327 | <term><command>gifovly</command></term>
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| 328 | <listitem>
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| 329 | <para>generates one composite GIF from a multiple-image GIF.</para>
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| 330 | <indexterm zone="giflib gifovly">
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| 331 | <primary sortas="b-gifovly">gifovly</primary>
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| 332 | </indexterm>
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| 333 | </listitem>
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| 334 | </varlistentry>
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| 335 |
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| 336 | <varlistentry id="gifpos">
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| 337 | <term><command>gifpos</command></term>
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| 338 | <listitem>
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| 339 | <para>changes a GIF's screen size or reconditions it.</para>
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| 340 | <indexterm zone="giflib gifpos">
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| 341 | <primary sortas="b-gifpos">gifpos</primary>
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| 342 | </indexterm>
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| 343 | </listitem>
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| 344 | </varlistentry>
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| 345 |
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| 346 | <varlistentry id="gifrotat">
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| 347 | <term><command>gifrotat</command></term>
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| 348 | <listitem>
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| 349 | <para>rotates a GIF through any desired angle.</para>
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| 350 | <indexterm zone="giflib gifrotat">
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| 351 | <primary sortas="b-gifrotat">gifrotat</primary>
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| 352 | </indexterm>
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| 353 | </listitem>
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| 354 | </varlistentry>
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| 355 |
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| 356 | <varlistentry id="gifrsize">
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| 357 | <term><command>gifrsize</command></term>
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| 358 | <listitem>
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| 359 | <para>resizes a GIF by deletion or duplication of bits.</para>
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| 360 | <indexterm zone="giflib gifrsize">
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| 361 | <primary sortas="b-gifrsize">gifrsize</primary>
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| 362 | </indexterm>
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| 363 | </listitem>
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| 364 | </varlistentry>
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| 365 |
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| 366 | <varlistentry id="gifspnge">
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| 367 | <term><command>gifspnge</command></term>
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| 368 | <listitem>
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| 369 | <para>is a template for filtering a GIF with in-core operations.</para>
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| 370 | <indexterm zone="giflib gifspnge">
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| 371 | <primary sortas="b-gifspnge">gifspnge</primary>
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| 372 | </indexterm>
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| 373 | </listitem>
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| 374 | </varlistentry>
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| 375 |
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| 376 | <varlistentry id="giftext">
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| 377 | <term><command>giftext</command></term>
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| 378 | <listitem>
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| 379 | <para>prints (text only) general information about a GIF file.</para>
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| 380 | <indexterm zone="giflib giftext">
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| 381 | <primary sortas="b-giftext">giftext</primary>
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| 382 | </indexterm>
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| 383 | </listitem>
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| 384 | </varlistentry>
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| 385 |
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| 386 | <varlistentry id="gifwedge">
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| 387 | <term><command>gifwedge</command></term>
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| 388 | <listitem>
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| 389 | <para>creates a test GIF image resembling a color monitor test pattern.</para>
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| 390 | <indexterm zone="giflib gifwedge">
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| 391 | <primary sortas="b-gifwedge">gifwedge</primary>
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| 392 | </indexterm>
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| 393 | </listitem>
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| 394 | </varlistentry>
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| 395 |
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| 396 | <varlistentry id="icon2gif">
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| 397 | <term><command>icon2gif</command></term>
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| 398 | <listitem>
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| 399 | <para>is a converter/deconverter to/from an editable text format.</para>
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| 400 | <indexterm zone="giflib icon2gif">
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| 401 | <primary sortas="b-icon2gif">icon2gif</primary>
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| 402 | </indexterm>
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| 403 | </listitem>
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| 404 | </varlistentry>
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| 405 |
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| 406 | <varlistentry id="raw2gif">
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| 407 | <term><command>raw2gif</command></term>
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| 408 | <listitem>
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| 409 | <para>converts raw 8-bit image data into GIF files.</para>
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|---|
| 410 | <indexterm zone="giflib raw2gif">
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|---|
| 411 | <primary sortas="b-raw2gif">raw2gif</primary>
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|---|
| 412 | </indexterm>
|
|---|
| 413 | </listitem>
|
|---|
| 414 | </varlistentry>
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|---|
| 415 |
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| 416 | <varlistentry id="rgb2gif">
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| 417 | <term><command>rgb2gif</command></term>
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| 418 | <listitem>
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|---|
| 419 | <para>converts 24 bit images to a GIF image using
|
|---|
| 420 | color quantization.</para>
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| 421 | <indexterm zone="giflib rgb2gif">
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| 422 | <primary sortas="b-rgb2gif">rgb2gif</primary>
|
|---|
| 423 | </indexterm>
|
|---|
| 424 | </listitem>
|
|---|
| 425 | </varlistentry>
|
|---|
| 426 |
|
|---|
| 427 | <varlistentry id="text2gif">
|
|---|
| 428 | <term><command>text2gif</command></term>
|
|---|
| 429 | <listitem>
|
|---|
| 430 | <para>generates GIF images out of regular text in 8x8 font.</para>
|
|---|
| 431 | <indexterm zone="giflib text2gif">
|
|---|
| 432 | <primary sortas="b-text2gif">text2gif</primary>
|
|---|
| 433 | </indexterm>
|
|---|
| 434 | </listitem>
|
|---|
| 435 | </varlistentry>
|
|---|
| 436 |
|
|---|
| 437 | <varlistentry id="libgif">
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|---|
| 438 | <term><filename class='libraryfile'>libgif.{so,a}</filename></term>
|
|---|
| 439 | <listitem>
|
|---|
| 440 | <para>contains API functions required by the
|
|---|
| 441 | <application>giflib</application> programs and any other programs needing
|
|---|
| 442 | library functionality to read, write and manipulate GIF images.</para>
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|---|
| 443 | <indexterm zone="giflib libgif">
|
|---|
| 444 | <primary sortas="c-libgif">libgif.{so,a}</primary>
|
|---|
| 445 | </indexterm>
|
|---|
| 446 | </listitem>
|
|---|
| 447 | </varlistentry>
|
|---|
| 448 |
|
|---|
| 449 | </variablelist>
|
|---|
| 450 |
|
|---|
| 451 | </sect2>
|
|---|
| 452 |
|
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| 453 | </sect1>
|
|---|
