source: general/graphlib/libjpeg.xml@ a8599ff

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Last change on this file since a8599ff was a8599ff, checked in by Igor Živković <igor@…>, 17 years ago

Added freeglut-2.2.0.

git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@2944 af4574ff-66df-0310-9fd7-8a98e5e911e0

  • Property mode set to 100644
File size: 5.5 KB
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1<?xml version="1.0" encoding="ISO-8859-1"?>
2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
3 "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd" [
4 <!ENTITY % general-entities SYSTEM "../../general.ent">
5 %general-entities;
6
7<!ENTITY libjpeg-download-http "http://www.ijg.org/files/jpegsrc.v&libjpeg-version;.tar.gz">
8<!ENTITY libjpeg-download-ftp "ftp://ftp.uu.net/graphics/jpeg/jpegsrc.v&libjpeg-version;.tar.gz">
9<!ENTITY libjpeg-size "599 KB">
10<!ENTITY libjpeg-buildsize "3.7 MB">
11<!ENTITY libjpeg-time "0.26 SBU">
12
13]>
14
15<sect1 id="libjpeg" xreflabel="libjpeg-&libjpeg-version;">
16<sect1info>
17<othername>$LastChangedBy$</othername>
18<date>$Date$</date>
19</sect1info>
20<?dbhtml filename="libjpeg.html"?>
21<title>libjpeg-&libjpeg-version;</title>
22
23<sect2>
24<title>Introduction to <application>libjpeg</application></title>
25
26<para>The <application>libjpeg</application> package contains libraries
27that allow compression of image files based on the Joint Photographic Experts
28Group standard. It is a "lossy" compression algorithm.</para>
29
30<sect3><title>Package information</title>
31<itemizedlist spacing='compact'>
32<listitem><para>Download (HTTP): <ulink url="&libjpeg-download-http;"/></para></listitem>
33<listitem><para>Download (FTP): <ulink url="&libjpeg-download-ftp;"/></para></listitem>
34<listitem><para>Download size: &libjpeg-size;</para></listitem>
35<listitem><para>Estimated Disk space required: &libjpeg-buildsize;</para></listitem>
36<listitem><para>Estimated build time: &libjpeg-time;</para></listitem></itemizedlist>
37</sect3>
38
39</sect2>
40
41<sect2>
42<title>Installation of <application>libjpeg</application></title>
43
44<para>Install <application>libjpeg</application> by running the following commands:</para>
45
46<screen><userinput><command>./configure --prefix=/usr --enable-static --enable-shared &amp;&amp;
47make &amp;&amp;
48make install</command></userinput></screen>
49
50</sect2>
51
52<sect2>
53<title>Command explanations</title>
54
55<para><parameter>--enable-static --enable-shared</parameter>: These switches
56tell libjpeg to build both shared and static libraries.</para>
57
58</sect2>
59
60<sect2>
61<title>Configuring <application>libjpeg</application></title>
62
63<sect3><title>Configuration Information</title>
64
65<xi:include xmlns:xi="http://www.w3.org/2003/XInclude" href="../../lib-config.xml"/>
66
67</sect3>
68
69</sect2>
70
71<sect2>
72<title>Contents</title>
73
74<para>The libjpeg package contains <command>cjpeg</command>,
75<command>djpeg</command>, <command>jpegtran</command>,
76<command>rdjpgcom</command>, <command>wrjpgcom</command> and
77<filename>libjpeg</filename> libraries.</para>
78
79</sect2>
80
81<sect2><title>Description</title>
82
83<sect3><title>cjpeg</title>
84<para><command>cjpeg</command> compresses image files to produce a
85<acronym>JPEG</acronym>/<acronym>JFIF</acronym> file on the standard
86output. Currently supported input file formats are:
87<acronym>PPM</acronym> (PBMPLUS color
88format), <acronym>PGM</acronym> (PBMPLUS gray-scale
89format), <acronym>BMP</acronym>, and Targa.</para></sect3>
90
91<sect3><title>djpeg</title>
92<para><command>djpeg</command> decompresses image files from
93<acronym>JPEG/JFIF</acronym> format to either <acronym>PPM</acronym>
94(PBMPLUS color format), <acronym>PGM</acronym> (PBMPLUS gray-scale
95format), <acronym>BMP</acronym>, or Targa
96format.</para></sect3>
97
98<sect3><title>jpegtran</title>
99<para><command>jpegtran</command> is used for lossless transformation of
100<acronym>JPEG</acronym> files.</para></sect3>
101
102<sect3><title>rdjpgcom</title>
103<para><command>rdjpgcom</command> displays text comments from within a
104<acronym>JPEG</acronym> file.</para></sect3>
105
106<sect3><title>wrjpgcom</title>
107<para><command>wrjpgcom</command> inserts text comments into a
108<acronym>JPEG</acronym> file.</para></sect3>
109
110<sect3><title>jpeg libraries</title>
111<para>These libraries are used by many programs for reading and writing
112jpeg format files.</para></sect3>
113
114</sect2>
115
116</sect1>
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