source: general/graphlib/libungif.xml@ 15b3bc29

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Last change on this file since 15b3bc29 was 15b3bc29, checked in by Randy McMurchy <randy@…>, 17 years ago

Modified all the Sourceforge download links to use the new standard Sourceforge has implemented

git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@6409 af4574ff-66df-0310-9fd7-8a98e5e911e0

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File size: 15.3 KB
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1<?xml version="1.0" encoding="ISO-8859-1"?>
2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN"
3 "http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd" [
4 <!ENTITY % general-entities SYSTEM "../../general.ent">
5 %general-entities;
6
7 <!ENTITY libungif-download-http "http://downloads.sourceforge.net/libungif/libungif-&libungif-version;.tar.bz2">
8 <!ENTITY libungif-download-ftp " ">
9 <!ENTITY libungif-md5sum "8c198831cc0495596c78134b8849e9ad">
10 <!ENTITY libungif-size "430 KB">
11 <!ENTITY libungif-buildsize "6.2 MB">
12 <!ENTITY libungif-time "0.16 SBU">
13]>
14
15<sect1 id="libungif" xreflabel="libungif-&libungif-version;">
16 <?dbhtml filename="libungif.html"?>
17
18 <sect1info>
19 <othername>$LastChangedBy$</othername>
20 <date>$Date$</date>
21 </sect1info>
22
23 <title>Libungif-&libungif-version;</title>
24
25 <indexterm zone="libungif">
26 <primary sortas="a-Libungif">Libungif</primary>
27 </indexterm>
28
29 <sect2 role="package">
30 <title>Introduction to Libungif</title>
31
32 <para>The <application>libungif</application> package contains libraries
33 for reading all GIFs and writing non-compressed ones as well as programs
34 for converting and working with GIF files. The libraries are useful for any
35 graphics program wishing to deal with GIF files while the programs are useful
36 for conversion purposes as well as cleaning up images.</para>
37
38 <para>The reason <application>libungif</application> only writes non-compressed
39 GIFs is due to a legal issue with LZW compression (which Unisys claimed a patent
40 on). Reading GIFs is not a problem as the decompression routines do not seem to
41 be limited in this way. Note that this has in the past been disputed. The best way to
42 avoid this whole mess is to simply use <application>libungif</application> for
43 looking at GIF images on the web, while in any pages which you design, use the open
44 source PNG format instead (which uses, not surprisingly, the
45 <application>libpng</application> library) which has no patent issues at all.</para>
46
47 <bridgehead renderas="sect3">Package Information</bridgehead>
48 <itemizedlist spacing="compact">
49 <listitem>
50 <para>Download (HTTP): <ulink url="&libungif-download-http;"/></para>
51 </listitem>
52 <listitem>
53 <para>Download (FTP): <ulink url="&libungif-download-ftp;"/></para>
54 </listitem>
55 <listitem>
56 <para>Download MD5 sum: &libungif-md5sum;</para>
57 </listitem>
58 <listitem>
59 <para>Download size: &libungif-size;</para>
60 </listitem>
61 <listitem>
62 <para>Estimated disk space required: &libungif-buildsize;</para>
63 </listitem>
64 <listitem>
65 <para>Estimated build time: &libungif-time;</para>
66 </listitem>
67 </itemizedlist>
68
69 <bridgehead renderas="sect3">Libungif Dependencies</bridgehead>
70
71 <bridgehead renderas="sect4">Optional</bridgehead>
72 <para role="optional"><xref linkend="x-window-system"/></para>
73
74 <para condition="html" role="usernotes">User Notes:
75 <ulink url="&blfs-wiki;/libungif"/></para>
76
77 </sect2>
78
79 <sect2 role='installation'>
80 <title>Installation of Libungif</title>
81
82 <para>Install <application>libungif</application> by running the following
83 commands:</para>
84
85<screen><userinput>./configure --prefix=/usr &amp;&amp;
86make</userinput></screen>
87
88 <para>This package does not come with a test suite.</para>
89
90 <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
91
92<screen role="root"><userinput>make install &amp;&amp;
93install -v -m755 -d /usr/share/doc/libungif-&libungif-version;/html &amp;&amp;
94install -v -m644 doc/*.{png,html} \
95 /usr/share/doc/libungif-&libungif-version;/html &amp;&amp;
96install -v -m644 doc/*.txt \
97 /usr/share/doc/libungif-&libungif-version;</userinput></screen>
98
99 </sect2>
100
101 <sect2 role="content">
102 <title>Contents</title>
103
104 <segmentedlist>
105 <segtitle>Installed Programs</segtitle>
106 <segtitle>Installed Library</segtitle>
107 <segtitle>Installed Directory</segtitle>
108
109 <seglistitem>
110 <seg>gif2epsn, gif2ps, gif2rgb, gif2x11, gifasm, gifbg, gifburst, gifclip,
111 gifclrmp, gifcolor, gifcomb, gifcompose, giffiltr, giffix, gifflip, gifhisto,
112 gifinfo, gifinter, gifinto, gifovly, gifpos, gifrotat, gifrsize, gifspnge, giftext,
113 gifwedge, icon2gif, raw2gif, rgb2gif, and text2gif</seg>
114 <seg>libungif.{so,a}</seg>
115 <seg>/usr/share/doc/libungif-&libungif-version;</seg>
116 </seglistitem>
117 </segmentedlist>
118
119 <variablelist>
120 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
121 <?dbfo list-presentation="list"?>
122 <?dbhtml list-presentation="table"?>
123
124 <varlistentry id="gif2epsn-libungif">
125 <term><command>gif2epsn</command></term>
126 <listitem>
127 <para>dumps images saved as GIF files on Epson type printers.</para>
128 <indexterm zone="libungif gif2epsn-libungif">
129 <primary sortas="b-gif2epsn">gif2epsn</primary>
130 </indexterm>
131 </listitem>
132 </varlistentry>
133
134 <varlistentry id="gif2ps-libungif">
135 <term><command>gif2ps</command></term>
136 <listitem>
137 <para>print GIF files on laser printers supporting PostScript.</para>
138 <indexterm zone="libungif gif2ps-libungif">
139 <primary sortas="b-gif2ps">gif2ps</primary>
140 </indexterm>
141 </listitem>
142 </varlistentry>
143
144 <varlistentry id="gif2rgb-libungif">
145 <term><command>gif2rgb</command></term>
146 <listitem>
147 <para>convert images saved as GIF to 24-bit RGB image(s).</para>
148 <indexterm zone="libungif gif2rgb-libungif">
149 <primary sortas="b-gif2rgb">gif2rgb</primary>
150 </indexterm>
151 </listitem>
152 </varlistentry>
153
154 <varlistentry id="gif2x11-libungif">
155 <term><command>gif2x11</command></term>
156 <listitem>
157 <para>display images saved as GIF files under X Window System.</para>
158 <indexterm zone="libungif gif2x11-libungif">
159 <primary sortas="b-gif2x11">gif2x11</primary>
160 </indexterm>
161 </listitem>
162 </varlistentry>
163
164 <varlistentry id="gifasm-libungif">
165 <term><command>gifasm</command></term>
166 <listitem>
167 <para>assemble multiple GIFs into one, or burst a multiple-image GIF.</para>
168 <indexterm zone="libungif gifasm-libungif">
169 <primary sortas="b-gifasm">gifasm</primary>
170 </indexterm>
171 </listitem>
172 </varlistentry>
173
174 <varlistentry id="gifbg-libungif">
175 <term><command>gifbg</command></term>
176 <listitem>
177 <para>generate a single-color test pattern GIF.</para>
178 <indexterm zone="libungif gifbg-libungif">
179 <primary sortas="b-gifbg">gifbg</primary>
180 </indexterm>
181 </listitem>
182 </varlistentry>
183
184 <varlistentry id="gifburst-libungif">
185 <term><command>gifburst</command></term>
186 <listitem>
187 <para>burst a GIF image into subrectangles.</para>
188 <indexterm zone="libungif gifburst-libungif">
189 <primary sortas="b-gifburst">gifburst</primary>
190 </indexterm>
191 </listitem>
192 </varlistentry>
193
194 <varlistentry id="gifclip-libungif">
195 <term><command>gifclip</command></term>
196 <listitem>
197 <para>clip or crop a GIF image.</para>
198 <indexterm zone="libungif gifclip-libungif">
199 <primary sortas="b-gifclip">gifclip</primary>
200 </indexterm>
201 </listitem>
202 </varlistentry>
203
204 <varlistentry id="gifclrmp-libungif">
205 <term><command>gifclrmp</command></term>
206 <listitem>
207 <para>modify GIF image colormaps.</para>
208 <indexterm zone="libungif gifclrmp-libungif">
209 <primary sortas="b-gifclrmp">gifclrmp</primary>
210 </indexterm>
211 </listitem>
212 </varlistentry>
213
214 <varlistentry id="gifcolor-libungif">
215 <term><command>gifcolor</command></term>
216 <listitem>
217 <para>generate color test patterns.</para>
218 <indexterm zone="libungif gifcolor-libungif">
219 <primary sortas="b-gifcolor">gifcolor</primary>
220 </indexterm>
221 </listitem>
222 </varlistentry>
223
224 <varlistentry id="gifcomb-libungif">
225 <term><command>gifcomb</command></term>
226 <listitem>
227 <para>combine 2 GIF images of exactly the same size into one.</para>
228 <indexterm zone="libungif gifcomb-libungif">
229 <primary sortas="b-gifcomb">gifcomb</primary>
230 </indexterm>
231 </listitem>
232 </varlistentry>
233
234 <varlistentry id="gifcompose-libungif">
235 <term><command>gifcompose</command></term>
236 <listitem>
237 <para>use (un)giflib tools to compose images.</para>
238 <indexterm zone="libungif gifcompose-libungif">
239 <primary sortas="b-gifcompose">gifcompose</primary>
240 </indexterm>
241 </listitem>
242 </varlistentry>
243
244 <varlistentry id="giffiltr-libungif">
245 <term><command>giffiltr</command></term>
246 <listitem>
247 <para>template code for filtering a GIF sequentially.</para>
248 <indexterm zone="libungif giffiltr-libungif">
249 <primary sortas="b-giffiltr">giffiltr</primary>
250 </indexterm>
251 </listitem>
252 </varlistentry>
253
254 <varlistentry id="giffix-libungif">
255 <term><command>giffix</command></term>
256 <listitem>
257 <para>clumsily attempts to fix truncated GIF images.</para>
258 <indexterm zone="libungif giffix-libungif">
259 <primary sortas="b-giffix">giffix</primary>
260 </indexterm>
261 </listitem>
262 </varlistentry>
263
264 <varlistentry id="gifflip-libungif">
265 <term><command>gifflip</command></term>
266 <listitem>
267 <para>flip GIF image along X or Y axis or rotate by 90 degrees.</para>
268 <indexterm zone="libungif gifflip-libungif">
269 <primary sortas="b-gifflip">gifflip</primary>
270 </indexterm>
271 </listitem>
272 </varlistentry>
273
274 <varlistentry id="gifhisto-libungif">
275 <term><command>gifhisto</command></term>
276 <listitem>
277 <para>generate color-frequency histogram from a GIF.</para>
278 <indexterm zone="libungif gifhisto-libungif">
279 <primary sortas="b-gifhisto">gifhisto</primary>
280 </indexterm>
281 </listitem>
282 </varlistentry>
283
284 <varlistentry id="gifinfo-libungif">
285 <term><command>gifinfo</command></term>
286 <listitem>
287 <para>gives information on a GIF file.</para>
288 <indexterm zone="libungif gifinfo-libungif">
289 <primary sortas="b-gifinfo">gifinfo</primary>
290 </indexterm>
291 </listitem>
292 </varlistentry>
293
294 <varlistentry id="gifinter-libungif">
295 <term><command>gifinter</command></term>
296 <listitem>
297 <para>convert between interlaced and non-interlaced images.</para>
298 <indexterm zone="libungif gifinter-libungif">
299 <primary sortas="b-gifinter">gifinter</primary>
300 </indexterm>
301 </listitem>
302 </varlistentry>
303
304 <varlistentry id="gifinto-libungif">
305 <term><command>gifinto</command></term>
306 <listitem>
307 <para>end-of-pipe fitting for GIF-processing pipelines.</para>
308 <indexterm zone="libungif gifinto-libungif">
309 <primary sortas="b-gifinto">gifinto</primary>
310 </indexterm>
311 </listitem>
312 </varlistentry>
313
314 <varlistentry id="gifovly-libungif">
315 <term><command>gifo-libungifvly</command></term>
316 <listitem>
317 <para>generate one composite GIF from a multiple-image GIF.</para>
318 <indexterm zone="libungif gifovly-libungif">
319 <primary sortas="b-gifovly">gifovly</primary>
320 </indexterm>
321 </listitem>
322 </varlistentry>
323
324 <varlistentry id="gifpos-libungif">
325 <term><command>gifpos</command></term>
326 <listitem>
327 <para>change a GIF's screen size or recondition it.</para>
328 <indexterm zone="libungif gifpos-libungif">
329 <primary sortas="b-gifpos">gifpos</primary>
330 </indexterm>
331 </listitem>
332 </varlistentry>
333
334 <varlistentry id="gifrotat-libungif">
335 <term><command>gifrotat</command></term>
336 <listitem>
337 <para>rotate a GIF through any desired angle.</para>
338 <indexterm zone="libungif gifrotat-libungif">
339 <primary sortas="b-gifrotat">gifrotat</primary>
340 </indexterm>
341 </listitem>
342 </varlistentry>
343
344 <varlistentry id="gifrsize-libungif">
345 <term><command>gifrsize</command></term>
346 <listitem>
347 <para>resize a GIF by deletion or duplication of bits.</para>
348 <indexterm zone="libungif gifrsize-libungif">
349 <primary sortas="b-gifrsize">gifrsize</primary>
350 </indexterm>
351 </listitem>
352 </varlistentry>
353
354 <varlistentry id="gifspnge-libungif">
355 <term><command>gifspnge</command></term>
356 <listitem>
357 <para>template code for filtering a GIF with in-core operations.</para>
358 <indexterm zone="libungif gifspnge-libungif">
359 <primary sortas="b-gifspnge">gifspnge</primary>
360 </indexterm>
361 </listitem>
362 </varlistentry>
363
364 <varlistentry id="giftext-libungif">
365 <term><command>giftext</command></term>
366 <listitem>
367 <para>print (text only) general information about a GIF.</para>
368 <indexterm zone="libungif giftext-libungif">
369 <primary sortas="b-giftext">giftext</primary>
370 </indexterm>
371 </listitem>
372 </varlistentry>
373
374 <varlistentry id="gifwedge-libungif">
375 <term><command>gifwedge</command></term>
376 <listitem>
377 <para>create a test GIF image resembling a color monitor test pattern.</para>
378 <indexterm zone="libungif gifwedge-libungif">
379 <primary sortas="b-gifwedge">gifwedge</primary>
380 </indexterm>
381 </listitem>
382 </varlistentry>
383
384 <varlistentry id="icon2gif-libungif">
385 <term><command>icon2gif</command></term>
386 <listitem>
387 <para>converter/deconverter to/from an editable text format.</para>
388 <indexterm zone="libungif icon2gif-libungif">
389 <primary sortas="b-icon2gif">icon2gif</primary>
390 </indexterm>
391 </listitem>
392 </varlistentry>
393
394 <varlistentry id="raw2gif-libungif">
395 <term><command>raw2gif</command></term>
396 <listitem>
397 <para>convert raw 8-bit image data into GIF files.</para>
398 <indexterm zone="libungif raw2gif-libungif">
399 <primary sortas="b-raw2gif">raw2gif</primary>
400 </indexterm>
401 </listitem>
402 </varlistentry>
403
404 <varlistentry id="rgb2gif-libungif">
405 <term><command>rgb2gif</command></term>
406 <listitem>
407 <para>convert 24 bit images to a GIF image using color quantization.</para>
408 <indexterm zone="libungif rgb2gif-libungif">
409 <primary sortas="b-rgb2gif">rgb2gif</primary>
410 </indexterm>
411 </listitem>
412 </varlistentry>
413
414 <varlistentry id="text2gif-libungif">
415 <term><command>text2gif</command></term>
416 <listitem>
417 <para>generate GIF images out of regular text in 8x8 font.</para>
418 <indexterm zone="libungif text2gif-libungif">
419 <primary sortas="b-text2gif">text2gif</primary>
420 </indexterm>
421 </listitem>
422 </varlistentry>
423
424 </variablelist>
425
426 </sect2>
427
428</sect1>
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