Author: randy
Date: Mon Feb 11 10:30:03 2013
New Revision: 11014
Log:
Updated FFmpeg to 1.1.2
Modified:
trunk/BOOK/general.ent
trunk/BOOK/introduction/welcome/changelog.xml
trunk/BOOK/multimedia/libdriv/pulseaudio.xml
trunk/BOOK/multimedia/videoutils/ffmpeg.xml
trunk/BOOK/xsoft/other/inkscape.xml
Modified: trunk/BOOK/general.ent
==============================================================================
--- trunk/BOOK/general.ent Mon Feb 11 08:23:03 2013 (r11013)
+++ trunk/BOOK/general.ent Mon Feb 11 10:30:03 2013 (r11014)
@@ -886,7 +886,7 @@
<!-- Chapter 40 -->
<!ENTITY dvb-apps-version "2012-06-10">
-<!ENTITY ffmpeg-version "1.0">
+<!ENTITY ffmpeg-version "1.1.2">
<!ENTITY mplayer-version "1.1">
<!ENTITY xine-ui-version "0.99.7">
<!ENTITY transcode-version "1.1.7">
Modified: trunk/BOOK/introduction/welcome/changelog.xml
==============================================================================
--- trunk/BOOK/introduction/welcome/changelog.xml Mon Feb 11 08:23:03
2013 (r11013)
+++ trunk/BOOK/introduction/welcome/changelog.xml Mon Feb 11 10:30:03
2013 (r11014)
@@ -48,6 +48,9 @@
<para>February 11th, 2013</para>
<itemizedlist>
<listitem>
+ <para>[randy] - Updated FFmpeg to 1.1.2.</para>
+ </listitem>
+ <listitem>
<para>[krejzi] - Added wpa service configuration to
wpa_supplicant instructions.</para>
</listitem>
Modified: trunk/BOOK/multimedia/libdriv/pulseaudio.xml
==============================================================================
--- trunk/BOOK/multimedia/libdriv/pulseaudio.xml Mon Feb 11 08:23:03
2013 (r11013)
+++ trunk/BOOK/multimedia/libdriv/pulseaudio.xml Mon Feb 11 10:30:03
2013 (r11014)
@@ -30,11 +30,11 @@
<title>Introduction to PulseAudio</title>
<para>
- <application>PulseAudio</application> is a sound system for POSIX OSes,
- meaning that it is a proxy for sound applications. It allows you to do
- advanced operations on your sound data as it passes between your
application
- and your hardware. Things like transferring the audio to a different
machine,
- changing the sample format or channel count and mixing several sounds
into
+ <application>PulseAudio</application> is a sound system for POSIX OSes,
+ meaning that it is a proxy for sound applications. It allows you to do
+ advanced operations on your sound data as it passes between your
application
+ and your hardware. Things like transferring the audio to a different
machine,
+ changing the sample format or channel count and mixing several sounds
into
one are easily achieved using a sound server.
</para>
@@ -128,9 +128,9 @@
<para>
In order for <application>PulseAudio</application> to communicate
- properly with D-BUS, create a unique user. As the <systemitem
+ properly with D-BUS, create a unique user. As the <systemitem
class="username">root</systemitem> user, run:
- </para>
+ </para>
<screen role="root"><userinput>groupadd -g 58 pulse &&
groupadd -g 59 pulse-access &&
@@ -194,12 +194,12 @@
<seglistitem>
<seg>
- esdcompat, pacat, pacmd, pactl, padsp, pamon, paplay, parec,
- parecord, pasuspender, pax11publish, pulseaudio, qpaeq,
+ esdcompat, pacat, pacmd, pactl, padsp, pamon, paplay, parec,
+ parecord, pasuspender, pax11publish, pulseaudio, qpaeq,
start-pulseaudio-kde and start-pulseaudio-x11
</seg>
<seg>
- libpulsecore-&pulseaudio-version;.so, libpulse-mainloop-glib.so,
+ libpulsecore-&pulseaudio-version;.so, libpulse-mainloop-glib.so,
libpulse-simple.so and libpulse.so
</seg>
<seg>
@@ -259,7 +259,7 @@
<term><command>pactl</command></term>
<listitem>
<para>
- is used to control a running <application>PulseAudio</application>
+ is used to control a running <application>PulseAudio</application>
sound server.
</para>
<indexterm zone="pulseaudio pactl">
@@ -284,7 +284,7 @@
<term><command>pamon</command></term>
<listitem>
<para>
- is a symbolic link to pacat.
+ is a symbolic link to <command>pacat</command>.
</para>
<indexterm zone="pulseaudio pamon">
<primary sortas="b-pamon">pamon</primary>
@@ -296,7 +296,7 @@
<term><command>paplay</command></term>
<listitem>
<para>
- is used to play audio files on
+ is used to play audio files on a
<application>PulseAudio</application> sound server.
</para>
<indexterm zone="pulseaudio paplay">
@@ -309,7 +309,7 @@
<term><command>parec</command></term>
<listitem>
<para>
- is a symbolic link to pacat.
+ is a symbolic link to <command>pacat</command>.
</para>
<indexterm zone="pulseaudio parec">
<primary sortas="b-parec">parec</primary>
@@ -321,7 +321,7 @@
<term><command>parecord</command></term>
<listitem>
<para>
- is a symbolic link to pacat.
+ is a symbolic link to <command>pacat</command>.
</para>
<indexterm zone="pulseaudio parecord">
<primary sortas="b-parecord">parecord</primary>
@@ -336,7 +336,7 @@
is a tool that can be used to tell a local
<application>PulseAudio</application> sound server to temporarily
suspend access to the audio devices, to allow other applications
- access them directly.
+ to access them directly.
</para>
<indexterm zone="pulseaudio pasuspender">
<primary sortas="b-pasuspender">pasuspender</primary>
Modified: trunk/BOOK/multimedia/videoutils/ffmpeg.xml
==============================================================================
--- trunk/BOOK/multimedia/videoutils/ffmpeg.xml Mon Feb 11 08:23:03 2013
(r11013)
+++ trunk/BOOK/multimedia/videoutils/ffmpeg.xml Mon Feb 11 10:30:03 2013
(r11014)
@@ -7,10 +7,10 @@
<!ENTITY ffmpeg-download-http
"http://ffmpeg.org/releases/ffmpeg-&ffmpeg-version;.tar.bz2";>
<!ENTITY ffmpeg-download-ftp " ">
- <!ENTITY ffmpeg-md5sum "3ed526cea20c1bffb5a37f7730f710bd">
- <!ENTITY ffmpeg-size "6.2 MB">
- <!ENTITY ffmpeg-buildsize "90 MB (plus 805 MB for tests)">
- <!ENTITY ffmpeg-time "3.2 SBU (plus 2.0 SBU for tests)">
+ <!ENTITY ffmpeg-md5sum "7434c0b38be2ce9c4344d067cc0067f5">
+ <!ENTITY ffmpeg-size "5.8 MB">
+ <!ENTITY ffmpeg-buildsize "100 MB">
+ <!ENTITY ffmpeg-time "4.0 SBU">
]>
<sect1 id="ffmpeg" xreflabel="FFmpeg-&ffmpeg-version;">
@@ -38,7 +38,7 @@
all the parameters, when possible. <application>FFmpeg</application> can
also convert from any sample rate to any other, and resize video on the
fly with a high quality polyphase filter.
- <application>FFmpeg</application> can use a video4linux compatible video
+ <application>FFmpeg</application> can use a Video4Linux compatible video
source and any Open Sound System audio source.
</para>
@@ -68,54 +68,75 @@
<bridgehead renderas="sect3">FFmpeg Dependencies</bridgehead>
+ <!-- All dependencies are listed in the order as they are displayed in
+ the configure script. This makes it easy for readers (and editors)
+ to match up the dependency list with what is required or desired. -->
+
<bridgehead renderas="sect4">Recommended</bridgehead>
<para role="recommended">
<xref linkend="faac"/>,
<xref linkend="freetype2"/>,
<xref linkend="lame"/>,
+ <xref linkend="openjpeg"/>,
+ <xref linkend="pulseaudio"/>,
+ <xref linkend="speex"/>,
<xref linkend="libtheora"/>,
<xref linkend="libvorbis"/>,
<xref linkend="libvpx"/>,
- <xref linkend="openjpeg"/>,
+ <xref linkend="xvid"/>,
<xref linkend="openssl"/>,
<xref linkend="sdl"/>,
- <xref linkend="speex"/>,
<xref linkend="xorg7-lib"/>,
- <xref linkend="xvid"/>, and
<xref linkend="yasm"/>
</para>
<bridgehead renderas="sect4">Optional</bridgehead>
<para role="optional">
+ <xref linkend="fontconfig"/>,
+ <ulink url="http://www.piksel.org/frei0r";>frei0r</ulink>,
<xref linkend="gnutls"/>,
- <ulink url="http://www.videolan.org/developers/x264.html";>x264</ulink>,
- <ulink url="http://sourceforge.net/projects/opencore-amr";>OpenCore
AMR</ulink>,
- <ulink url="http://libgsm.sourcearchive.com/";>GSM</ulink>,
- <ulink url="http://sourceforge.net/projects/libdc1394";>libdc1394</ulink>,
- <ulink url="http://svn.mplayerhq.hu/nut/src/trunk/";>libnut</ulink> (SVN
checkout),
- <ulink url="http://xavs.sourceforge.net/";>libxavs</ulink> (SVN checkout),
- <ulink url="http://sourceforge.net/projects/librtmp";>librtmp</ulink>,
- <ulink url="http://diracvideo.org/";>libschroedinger</ulink>,
- <ulink url="http://medialibrary.sourceforge.net/";>MediaLibrary</ulink>,
- <ulink
url="http://connect.creativelabs.com/openal/default.aspx";>OpenAL</ulink>,
<ulink url="http://tipok.org.ua/node/17";>libaacplus</ulink>,
<ulink url="http://code.google.com/p/libass/";>libass</ulink>,
+ <ulink
url="http://www.videolan.org/developers/libbluray.html";>libbluray</ulink>,
+ <ulink url="http://caca.zoy.org/";>libcaca</ulink>,
<ulink url="http://www.celt-codec.org/";>libcelt</ulink>,
<ulink url="http://ftp.gnu.org/pub/gnu/libcdio/";>libcdio</ulink>,
- <ulink
url="http://sourceforge.net/projects/opencvlibrary/";>libopencv</ulink>,
- <ulink
url="http://sourceforge.net/projects/libdc1394/";>libdc1394</ulink>,
- <ulink
url="http://linuxtv.org/downloads/v4l-utils/";>Video4Linux</ulink>, and
+ <ulink url="http://sourceforge.net/projects/libdc1394";>libdc1394</ulink>,
+ <ulink
url="http://sourceforge.net/projects/opencore-amr/files/fdk-aac/";>fdk-aac</ulink>,
+ <ulink url="http://www.speech.cs.cmu.edu/flite/";>Flite</ulink>,
+ <ulink url="http://libgsm.sourcearchive.com/";>GSM</ulink>,
+ <ulink
url="https://ieee1394.wiki.kernel.org/index.php/Libraries";>libiec61883</ulink>,
+ <ulink url="https://github.com/dekkers/libilbc";>libilbc</ulink>,
+ <ulink
url="http://sourceforge.net/projects/modplug-xmms/";>libmodplug</ulink>,
+ <ulink url="http://svn.mplayerhq.hu/nut/src/trunk/";>libnut</ulink> (SVN
checkout),
+ <ulink url="http://sourceforge.net/projects/opencore-amr";>OpenCore
AMR</ulink>,
+ <ulink url="http://opencv.org/";>OpenCV</ulink>,
+ <ulink url="http://www.opus-codec.org/";>Opus</ulink>,
+ <ulink url="http://sourceforge.net/projects/librtmp";>librtmp</ulink>,
+ <ulink url="http://diracvideo.org/";>libschroedinger</ulink>,
+ <ulink url="http://www.twolame.org/";>TwoLAME</ulink>,
+ <ulink url="http://linuxtv.org/downloads/v4l-utils/";>Video4Linux</ulink>,
+ <ulink
url="http://sourceforge.net/projects/opencore-amr/files/vo-aacenc/";>vo-aaenc</ulink>,
+ <ulink
url="http://sourceforge.net/projects/opencore-amr/files/vo-amrwbenc/";>vo-amrwbenc</ulink>,
+ <ulink url="http://www.videolan.org/developers/x264.html";>x264</ulink>,
+ <ulink url="http://xavs.sourceforge.net/";>libxavs</ulink> (SVN checkout),
+ <ulink
url="http://connect.creativelabs.com/openal/default.aspx";>OpenAL</ulink>, and
+ <!-- <ulink
url="http://medialibrary.sourceforge.net/";>MediaLibrary</ulink>, -->
<ulink url="http://www.nongnu.org/texi2html";>texi2html</ulink>
- (to build HTML documentation).</para>
+ (to build HTML documentation)</para>
<bridgehead renderas="sect4">Optional (For Hardware Video
Decoding)</bridgehead>
<para role="optional">
- <ulink url="http://cgit.freedesktop.org/vaapi/libva/";>VA API</ulink>
+ <ulink url="http://www.freedesktop.org/wiki/Software/vaapi";>VA-API
(libva)</ulink>
with corresponding drivers, including:
- <ulink url="http://cgit.freedesktop.org/vaapi/intel-driver/";>Intel
Driver (i965 chipsets only)</ulink>,
- <ulink
url="http://www.splitted-desktop.com/static/libva/xvba-video/";>XVBA Driver for
Radeon Cards</ulink> and
- <ulink url="http://cgit.freedesktop.org/vaapi/vdpau-driver/";>VDPAU
Driver for NVidia Cards</ulink>
- (requires <ulink
url="http://cgit.freedesktop.org/~aplattner/libvdpau/";>libvdpau</ulink>).
+ <ulink url="http://cgit.freedesktop.org/vaapi/intel-driver/";>
+ Intel Driver (i965 chipsets only)</ulink>,
+ <ulink url="http://www.splitted-desktop.com/static/libva/xvba-video/";>
+ XVBA Driver for Radeon Cards</ulink>, and
+ <ulink url="http://cgit.freedesktop.org/vaapi/vdpau-driver/";>
+ VDPAU Driver for NVidia Cards</ulink>
+ (requires <ulink url="http://cgit.freedesktop.org/~aplattner/libvdpau/";>
+ libvdpau</ulink>)
</para>
<para condition="html" role="usernotes">
@@ -126,9 +147,11 @@
<sect2 role="installation">
<title>Installation of FFmpeg</title>
- <para>If you have not installed <application>Xorg</application> in
- <filename class='directory'>/usr</filename>, tell
<filename>configure</filename>
- where to find it:</para>
+ <para>
+ If <application>Xorg</application> is installed in a prefix other
+ than <filename class='directory'>/usr</filename>, the build will fail.
Fix
+ this by issuing the following command:
+ </para>
<screen><userinput>export LIBRARY_PATH=$XORG_PREFIX/lib</userinput></screen>
@@ -137,106 +160,223 @@
commands:
</para>
-<screen><userinput>./configure --prefix=/usr \
- --disable-debug \
- --enable-shared \
- --disable-static \
+ <!-- The confiure optinos are listed in the order as they are displayed in
+ the configure script. This makes it easy for readers (and editors)
+ to match up the options with what is required or desired. -->
+
+<screen><userinput>sed -i 's/-lflite"/-lflite -lasound"/' configure &&
+./configure --prefix=/usr \
--enable-gpl \
- --enable-x11grab \
- --enable-postproc \
--enable-version3 \
--enable-nonfree \
+ --disable-static \
+ --enable-shared \
+ --enable-x11grab \
--enable-libfaac \
--enable-libfreetype \
--enable-libmp3lame \
--enable-libopenjpeg \
+ --enable-libpulse \
--enable-libspeex \
--enable-libtheora \
--enable-libvorbis \
--enable-libvpx \
--enable-libxvid \
- --enable-libpulse \
- --enable-openssl &&
-make</userinput></screen>
-
-<!--
- <para>To convert the docs to html use the following commands:</para>
-
-<screen><userinput>sed -i '/@top/d;/ignore$/d' doc/*.texi
&&
-sed -i '/@include avoptions/d' doc/avtools-common-opts.texi &&
+ --enable-openssl \
+ --disable-debug &&
+make &&
+gcc tools/qt-faststart.c -o tools/qt-faststart &&
+unset LIBRARY_PATH</userinput></screen>
-for DOC in doc/*.texi; do
- makeinfo - -html - -no-split -o ${DOC%texi}html ${DOC}
-done</userinput></screen>
--->
+ <para>
+ HTML documentation was built in the previous step if
+ <ulink url="http://www.nongnu.org/texi2html";>texi2html</ulink> is
+ installed. If the HTML was built (check for any
+ <filename class="extension">.html</filename> files in the
+ <filename class="directory">doc</filename> directory) and you have
+ <xref linkend="texlive"/> installed and wish to build PDF and
+ Postscript versions of the documentation, issue the following commands:
+ </para>
+
+<screen><userinput>pushd doc &&
+for DOCNAME in `basename -s .html *.html`
+do
+ texi2pdf -b $DOCNAME.texi &&
+ texi2dvi -b $DOCNAME.texi &&
+ dvips -o $DOCNAME.ps \
+ $DOCNAME.dvi &&
+done &&
+popd &&
+unset DOCNAME</userinput></screen>
<para>
If you have <xref linkend="doxygen"/> installed and wish to create the
API
- documentation (takes about 444 MB of space, 26 SBU), issue the command
- <command>doxygen</command>.
+ documentation (takes about 300 MB of space), issue the command
+ <command>doxygen doc/Doxyfile</command>.
</para>
- <para>Now, as the <systemitem class="username">root</systemitem>
- user:</para>
+ <para>
+ To properly test the installation you must have <xref linkend="rsync"/>
+ installed and follow the instructions for the
+ <ulink url="http://ffmpeg.org/fate.html";>
+ FFmpeg Automated Testing Environment</ulink>. Note that the BLFS team has
+ not performed this regression testing.
+ </para>
-<screen role="root"><userinput>make install
&&
-mkdir -p /usr/share/doc/ffmpeg-&ffmpeg-version; &&
-cp -v doc/*.txt /usr/share/doc/ffmpeg-&ffmpeg-version;</userinput></screen>
+ <para>
+ Now, as the <systemitem class="username">root</systemitem> user:
+ </para>
- <para>The tests, if desired, need to be run after installation.
- To test the package, run <command>make check</command>.</para>
+<screen role="root"><userinput>make install &&
+install -v -m755 tools/qt-faststart /usr/bin &&
+install -v -m755 -d /usr/share/doc/ffmpeg-&ffmpeg-version; &&
+install -v -m644 doc/*.txt \
+ /usr/share/doc/ffmpeg-&ffmpeg-version;</userinput></screen>
<para>
- The <application>FFmpeg</application> source contains a tool called
- <command>qt-faststart</command> that can modify QuickTime formatted
movies
- (mov or mp4) so that the header information is located at the beginning
of
- the file instead of the end. This allows video players to begin playing
- the content before the entire file has been downloaded. An example of
- where this is useful for preparing videos before uploading them to
- YouTube. If need <command>qt-faststart</command>, you can compile it with
- gcc. As the <systemitem class="username">root</systemitem> user:
+ If HTML documentation was built, issue the following command to install
it:
</para>
-<screen><userinput>gcc tools/qt-faststart.c -o
/usr/bin/qt-faststart</userinput></screen>
+<screen role="root"><userinput>install -v -m644 doc/*.html \
+ /usr/share/doc/ffmpeg-&ffmpeg-version;</userinput></screen>
<para>
If you used <command>doxygen</command> to create the API documentation,
- install it by issuing the following commands as the
- <systemitem class="username">root</systemitem> user:
+ install it (another 300 MB of space) by issuing the following commands
+ as the <systemitem class="username">root</systemitem> user:
</para>
-<screen role="root"><userinput>mkdir -p
/usr/share/doc/ffmpeg-&ffmpeg-version;/api &&
-cp -av doxy/*
/usr/share/doc/ffmpeg-&ffmpeg-version;/api</userinput></screen>
+<screen role="root"><userinput>install -v -m755 -d
/usr/share/doc/ffmpeg-&ffmpeg-version;/api &&
+install -v -m644 doc/doxy/html/* \
+
/usr/share/doc/ffmpeg-&ffmpeg-version;/api</userinput></screen>
</sect2>
<sect2 role="commands">
<title>Command Explanations</title>
<para>
- <option>--enable-gpl</option>: This switch enables the use of GPL code
and
+ <command>sed -i ...</command>: This command adds the
+ <application>ALSA</application> library to the
+ <application>Flite</application> <envar>LDFLAGS</envar> variable and
+ enables the discovery of <application>Flite</application>.
+ </para>
+
+ <para>
+ <command>gcc tools/qt-faststart.c -o tools/qt-faststart</command>:
+ This builds the <command>qt-faststart</command> program which can
+ modify QuickTime formatted movies
+ (<filename class="extension">.mov</filename> or
+ <filename class="extension">.mp4</filename>) so that the header
information
+ is located at the beginning of the file instead of the end. This allows
+ the movie file to begin playing before the entire file has been
downloaded.
+ </para>
+
+ <para>
+ <parameter>--enable-gpl</parameter>: Enables the use of GPL code and
permits support for postprocessing, swscale and many other features.
</para>
<para>
- <option>--enable-shared</option>: This switch is needed to build the
- shared libraries, otherwise only static libraries are built and
installed.
+ <parameter>--enable-version3</parameter>: Enables the use of (L)GPL
+ version 3 code.
+ </para>
+
+ <para>
+ <parameter>--enable-nonfree</parameter>: Enables the use of nonfree
+ code. Note that the resulting libraries and binaries will be
+ unredistributable.
</para>
<xi:include xmlns:xi="http://www.w3.org/2001/XInclude";
href="../../xincludes/static-libraries.xml"/>
<para>
+ <parameter>--enable-shared</parameter>: Enables building shared
libraries,
+ otherwise only static libraries are built and installed.
+ </para>
+
+ <para>
+ <parameter>--enable-x11grab</parameter>: Enables X11 grabbing.
+ </para>
+
+ <para>
+ <parameter>--enable-libfaac</parameter>: Enables AAC encoding via
+ <filename class="libraryfile">libfaac</filename>.
+ </para>
+
+ <para>
+ <parameter>--enable-libfreetype</parameter>: Enables the use of
+ <filename class="libraryfile">libfreetype</filename>.
+ </para>
+
+ <para>
+ <parameter>--enable-libmp3lame</parameter>: Enables MP3 encoding via
+ <filename class="libraryfile">libmp3lame</filename>.
+ </para>
+
+ <para>
+ <parameter>--enable-libopenjpeg</parameter>: Enables JPEG 2000
de/encoding
+ via <filename class="libraryfile">libopenjpeg</filename>.
+ </para>
+
+ <para>
+ <parameter>--enable-libpulse</parameter>: Enables
+ <application>Pulseaudio</application> input via
+ <filename class="libraryfile">libpulse</filename>.
+ </para>
+
+ <para>
+ <parameter>--enable-libspeex</parameter>: Enables
+ <application>Speex</application> de/encoding
+ via <filename class="libraryfile">libspeex</filename>.
+ </para>
+
+ <para>
+ <parameter>--enable-libtheora</parameter>: Enables
+ <application>Theora</application> encoding
+ via <filename class="libraryfile">libtheora</filename>.
+ </para>
+
+ <para>
+ <parameter>--enable-libvorbis</parameter>: Enables
+ <application>Vorbis</application> de/encoding
+ via <filename class="libraryfile">libvorbis</filename>.
+ </para>
+
+ <para>
+ <parameter>--enable-libvpx</parameter>: Enables VP8 de/encoding
+ via <filename class="libraryfile">libvpx</filename>.
+ </para>
+
+ <para>
+ <parameter>--enable-libxvid</parameter>: Enables
+ <application>Xvid</application> encoding
+ via <filename class="libraryfile">libxvidcore</filename>.
+ </para>
+
+ <para>
+ <parameter>--enable-openssl</parameter>: Enables
+ <application>OpenSSL</application> cryptography.
+ </para>
+
+ <para>
+ <parameter>--disable-debug</parameter>: Disables building debugging
+ symbols into the programs and libraries.
+ </para>
+
+ <para>
<option>--enable-<replaceable><codec></replaceable></option>:
<application>FFmpeg</application> comes with code to compile decoders for
almost every codec you could think of. The only reason to enable a
specific codec (and make <application>FFmpeg</application> link to the
- prerequisite shared library installed on your system) is to make ffmpeg
- compile an <emphasis>encoder</emphasis> for that codec.
- <application>FFmpeg</application> is an excellent collection of decoders.
- If you just want to use <application>FFmpeg</application> to watch video
- or listen to music (via other applications like
- <application>Gstreamer</application> or Xine) then you will not benefit
- from linking FFmpeg to another library.
+ prerequisite shared library installed on your system) is to make
+ <application>FFmpeg</application> compile an <emphasis>encoder</emphasis>
+ for that codec. <application>FFmpeg</application> provides an excellent
+ collection of decoders. If you just want to use
+ <application>FFmpeg</application> to watch video or listen to music (via
+ other applications such as <application>Gstreamer</application> or
+ <application>Xine</application>) then you will not benefit from linking
+ <application>FFmpeg</application> to other codec libraries.
</para>
</sect2>
Modified: trunk/BOOK/xsoft/other/inkscape.xml
==============================================================================
--- trunk/BOOK/xsoft/other/inkscape.xml Mon Feb 11 08:23:03 2013 (r11013)
+++ trunk/BOOK/xsoft/other/inkscape.xml Mon Feb 11 10:30:03 2013 (r11014)
@@ -112,7 +112,7 @@
<sect2 role="installation">
<title>Installation of Inkscape</title>
- <para>If you installed <application>Xorg</application> in a prefix other
+ <para>If <application>Xorg</application> is installed in a prefix other
than <filename class='directory'>/usr</filename>, the build will fail. Fix
this by issuing the following command:</para>
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