[52d29f7] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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[6732c094] | 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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[52d29f7] | 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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[fce275e] | 7 | <!ENTITY libpng-download-http "&sourceforge-repo;/libpng/libpng-&libpng-version;.tar.bz2">
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[8042630] | 8 | <!ENTITY libpng-download-ftp " ">
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[a6ffd3b1] | 9 | <!ENTITY libpng-md5sum "37362876feb21344fd3af1228527db0f">
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| 10 | <!ENTITY libpng-size "628 KB">
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| 11 | <!ENTITY libpng-buildsize "10.9 MB">
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[8042630] | 12 | <!ENTITY libpng-time "0.3 SBU">
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[52d29f7] | 13 | ]>
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| 14 |
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[f45b1953] | 15 | <sect1 id="libpng" xreflabel="libpng-&libpng-version;">
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[6b71f17] | 16 | <?dbhtml filename="libpng.html"?>
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| 17 |
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| 18 | <sect1info>
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| 19 | <othername>$LastChangedBy$</othername>
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| 20 | <date>$Date$</date>
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| 21 | </sect1info>
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| 22 |
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[8042630] | 23 | <title>libpng-&libpng-version;</title>
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[6b71f17] | 24 |
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| 25 | <indexterm zone="libpng">
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| 26 | <primary sortas="a-Libpng">Libpng</primary>
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| 27 | </indexterm>
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| 28 |
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[13d6079] | 29 | <sect2 role="package">
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[8042630] | 30 | <title>Introduction to libpng</title>
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[6b71f17] | 31 |
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| 32 | <para>The <application>libpng</application> package contains libraries used
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| 33 | by other programs for reading and writing PNG files.</para>
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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>Download (HTTP): <ulink url="&libpng-download-http;"/></para>
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| 39 | </listitem>
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| 40 | <listitem>
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| 41 | <para>Download (FTP): <ulink url="&libpng-download-ftp;"/></para>
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| 42 | </listitem>
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| 43 | <listitem>
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| 44 | <para>Download MD5 sum: &libpng-md5sum;</para>
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| 45 | </listitem>
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| 46 | <listitem>
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| 47 | <para>Download size: &libpng-size;</para>
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| 48 | </listitem>
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| 49 | <listitem>
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| 50 | <para>Estimated disk space required: &libpng-buildsize;</para>
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| 51 | </listitem>
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| 52 | <listitem>
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| 53 | <para>Estimated build time: &libpng-time;</para>
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| 54 | </listitem>
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| 55 | </itemizedlist>
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| 56 |
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[57fc33d3] | 57 | <bridgehead renderas="sect3">Additional Downloads</bridgehead>
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[6b71f17] | 58 | <itemizedlist spacing='compact'>
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| 59 | <listitem>
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[57fc33d3] | 60 | <para>Recommended patch to include apng functionality in
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| 61 | <application>libpng</application> : <ulink
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| 62 | url="&patch-root;/libpng-&libpng-version;-apng-1.patch"/></para>
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| 63 | <para>Although rejected by upstream, this is required if you want
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| 64 | to use your system libpng for firefox3.</para>
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[6b71f17] | 65 | </listitem>
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[57fc33d3] | 66 | </itemizedlist>
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[6b71f17] | 67 |
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[1039de3] | 68 | <para condition="html" role="usernotes">User Notes:
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| 69 | <ulink url="&blfs-wiki;/libpng"/></para>
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| 70 |
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[6b71f17] | 71 | </sect2>
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| 72 |
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| 73 | <sect2 role="installation">
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[8042630] | 74 | <title>Installation of libpng</title>
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[6b71f17] | 75 |
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[e9116cc] | 76 | <para>Install <application>libpng</application> by running the following
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[6b71f17] | 77 | commands:</para>
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| 78 |
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[8042630] | 79 | <screen><userinput>./configure --prefix=/usr &&
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| 80 | make</userinput></screen>
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| 81 |
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| 82 | <para>To test the results, issue: <command>make check</command>.</para>
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[6b71f17] | 83 |
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| 84 | <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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| 85 |
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[8042630] | 86 | <screen role="root"><userinput>make install &&
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| 87 | install -v -m755 -d /usr/share/doc/libpng-&libpng-version; &&
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[05dbc9e] | 88 | install -v -m644 README libpng-&libpng-version;.txt \
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| 89 | /usr/share/doc/libpng-&libpng-version;</userinput></screen>
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[6b71f17] | 90 |
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| 91 | </sect2>
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| 92 |
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[8042630] | 93 | <!-- <sect2 role="commands">
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[6b71f17] | 94 | <title>Command Explanations</title>
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| 95 |
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[75dd80d] | 96 | <para><parameter>ZLIBINC=; ZLIBLIB=</parameter>: This
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[6b71f17] | 97 | forces <application>libpng</application> to look for the
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[75dd80d] | 98 | <application>Zlib</application> includes and libraries in the default locations
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| 99 | (<filename class='directory'>/usr/include</filename> and
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| 100 | <filename class='directory'>/usr/lib</filename> respectively).</para>
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[6b71f17] | 101 |
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[e9116cc] | 102 | <para><parameter>-f scripts/makefile.linux</parameter>: This points
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| 103 | <command>make</command> at the <application>Linux</application> version of the
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| 104 | <filename>Makefile</filename> as <application>libpng</application> doesn't use
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[c138ad9] | 105 | an <application>Autoconf</application> routine. Instead, it has various
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[6b71f17] | 106 | <filename>Makefile</filename>s for different platforms.</para>
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| 107 |
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[8042630] | 108 | </sect2> -->
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[6b71f17] | 109 |
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| 110 | <sect2 role="configuration">
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[8042630] | 111 | <title>Configuring libpng</title>
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[6b71f17] | 112 |
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| 113 | <sect3>
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| 114 | <title>Configuration Information</title>
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| 115 |
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[ebabf24] | 116 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
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| 117 | href="../../xincludes/lib-config.xml"/>
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[6b71f17] | 118 |
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| 119 | </sect3>
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| 120 |
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| 121 | </sect2>
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| 122 |
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| 123 | <sect2 role="content">
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| 124 | <title>Contents</title>
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| 125 |
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| 126 | <segmentedlist>
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| 127 | <segtitle>Installed Programs</segtitle>
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| 128 | <segtitle>Installed Libraries</segtitle>
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| 129 | <segtitle>Installed Directory</segtitle>
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| 130 |
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| 131 | <seglistitem>
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| 132 | <seg>libpng-config and libpng12-config</seg>
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[8042630] | 133 | <seg>libpng.so and libpng12.{so,a}</seg>
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| 134 | <seg>/usr/include/libpng12 and
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| 135 | /usr/share/doc/libpng-&libpng-version;</seg>
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[6b71f17] | 136 | </seglistitem>
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| 137 | </segmentedlist>
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| 138 |
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| 139 | <variablelist>
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| 140 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 141 | <?dbfo list-presentation="list"?>
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| 142 | <?dbhtml list-presentation="table"?>
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| 143 |
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| 144 | <varlistentry id="libpng-config">
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| 145 | <term><command>libpng-config</command></term>
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| 146 | <listitem>
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| 147 | <para>is a symlink to <command>libpng12-config</command>.</para>
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| 148 | <indexterm zone="libpng libpng-config">
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| 149 | <primary sortas="g-libpng-config">libpng-config</primary>
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| 150 | </indexterm>
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| 151 | </listitem>
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| 152 | </varlistentry>
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| 153 |
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| 154 | <varlistentry id="libpng12-config">
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| 155 | <term><command>libpng12-config</command></term>
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| 156 | <listitem>
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| 157 | <para>provides configuration information for
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| 158 | <application>libpng</application>.</para>
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| 159 | <indexterm zone="libpng libpng12-config">
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| 160 | <primary sortas="b-libpng12-config">libpng12-config</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="libpng12">
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[8042630] | 166 | <term><filename class='libraryfile'>libpng.so and
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[1039de3] | 167 | libpng12.{so,a}</filename></term>
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[6b71f17] | 168 | <listitem>
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[e9116cc] | 169 | <para>are a collection of routines used to create and manipulate PNG
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| 170 | format graphics files. The PNG format was designed as a replacement for
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| 171 | GIF and, to a lesser extent, TIFF, with many improvements and extensions
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[6b71f17] | 172 | and lack of patent problems.</para>
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| 173 | <indexterm zone="libpng libpng12">
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[8042630] | 174 | <primary sortas="c-libpng12">libpng12.{so,a}</primary>
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[6b71f17] | 175 | </indexterm>
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| 176 | </listitem>
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| 177 | </varlistentry>
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| 178 |
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| 179 | </variablelist>
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| 180 |
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| 181 | </sect2>
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[f45b1953] | 182 |
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| 183 | </sect1>
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