[8a1e4f4] | 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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[01062dd] | 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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[560e14cf] | 6 |
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[28cd5ce] | 7 | <!ENTITY ffmpeg-download-http "http://ffmpeg.org/releases/ffmpeg-&ffmpeg-version;.tar.bz2">
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[01062dd] | 8 | <!ENTITY ffmpeg-download-ftp " ">
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[52b1b8c] | 9 | <!ENTITY ffmpeg-md5sum "de1bd5fc4bbf3ef730a5361ee596fedd">
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| 10 | <!ENTITY ffmpeg-size "5.6 MB">
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[4162bcd] | 11 | <!ENTITY ffmpeg-buildsize "209 MB">
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[efcf979] | 12 | <!ENTITY ffmpeg-time "3.2 SBU">
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[01062dd] | 13 | ]>
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| 14 |
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[0b5a693] | 15 | <sect1 id="ffmpeg" xreflabel="FFmpeg-&ffmpeg-version;">
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[8a1e4f4] | 16 | <?dbhtml filename="ffmpeg.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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| 23 | <title>FFmpeg-&ffmpeg-version;</title>
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| 24 |
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| 25 | <indexterm zone="ffmpeg">
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| 26 | <primary sortas="a-FFmpeg">FFmpeg</primary>
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| 27 | </indexterm>
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| 28 |
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| 29 | <sect2 role="package">
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| 30 | <title>Introduction to FFmpeg</title>
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| 31 |
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[f009801] | 32 | <para><application>FFmpeg</application> is a solution to record, convert and
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[9e5b78b] | 33 | stream audio and video. It is a very fast video and audio converter and it
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| 34 | can also acquire from a live audio/video source. Designed to be intuitive,
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| 35 | the command-line interface (<command>ffmpeg</command>) tries to figure out
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| 36 | all the parameters, when possible. <application>FFmpeg</application> can
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| 37 | also convert from any sample rate to any other, and resize video on the fly
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| 38 | with a high quality polyphase filter. <application>FFmpeg</application> can
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| 39 | use a video4linux compatible video source and any Open Sound System audio
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[28cd5ce] | 40 | source.</para>
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[9e5b78b] | 41 |
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[4c77a949] | 42 | &lfs71_checked;
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[8a1e4f4] | 43 |
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| 44 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 45 | <itemizedlist spacing="compact">
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| 46 | <listitem>
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| 47 | <para>Download (HTTP): <ulink url="&ffmpeg-download-http;"/></para>
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| 48 | </listitem>
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| 49 | <listitem>
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| 50 | <para>Download (FTP): <ulink url="&ffmpeg-download-ftp;"/></para>
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| 51 | </listitem>
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| 52 | <listitem>
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| 53 | <para>Download MD5 sum: &ffmpeg-md5sum;</para>
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| 54 | </listitem>
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| 55 | <listitem>
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| 56 | <para>Download size: &ffmpeg-size;</para>
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| 57 | </listitem>
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| 58 | <listitem>
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| 59 | <para>Estimated disk space required: &ffmpeg-buildsize;</para>
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| 60 | </listitem>
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| 61 | <listitem>
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| 62 | <para>Estimated build time: &ffmpeg-time;</para>
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| 63 | </listitem>
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| 64 | </itemizedlist>
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| 65 |
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[f29d6ee] | 66 | <bridgehead renderas="sect3">FFmpeg Dependencies</bridgehead>
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[8a1e4f4] | 67 |
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[28cd5ce] | 68 | <bridgehead renderas="sect4">Recommended</bridgehead>
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[efcf979] | 69 | <para role="recommended">
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| 70 | <xref linkend="yasm"/>
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| 71 | </para>
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[28cd5ce] | 72 |
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[8a1e4f4] | 73 | <bridgehead renderas="sect4">Optional</bridgehead>
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[efcf979] | 74 | <para role="optional">
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| 75 | <xref linkend="faad2"/>,
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| 76 | <xref linkend="lame"/>,
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| 77 | <xref linkend="libtheora"/>,
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| 78 | <xref linkend="libvorbis"/>,
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| 79 | <xref linkend="libvpx"/>,
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| 80 | <xref linkend="x-window-system"/>,
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| 81 | <ulink url="http://www.videolan.org/developers/x264.html">x264</ulink>
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| 82 | <xref linkend="xvid"/>,
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[52b1b8c] | 83 | <ulink url="http://sourceforge.net/projects/opencore-amr">OpenCore AMR</ulink>,
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[efcf979] | 84 | <xref linkend="faac"/>,
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| 85 | <xref linkend="freetype2"/>,
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| 86 | <ulink url="http://libgsm.sourcearchive.com/">GSM</ulink>,
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| 87 | <ulink url="http://sourceforge.net/projects/libdc1394">libdc1394</ulink>,
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| 88 | <ulink url="http://svn.mplayerhq.hu/nut/src/trunk/">libnut</ulink>
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| 89 | (SVN checkout),
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[4162bcd] | 90 | <ulink url="http://xavs.sourceforge.net/">libxavs</ulink>
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| 91 | (SVN checkout),
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[efcf979] | 92 | <ulink url="http://sourceforge.net/projects/librtmp">librtmp</ulink>,
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| 93 | <ulink url="http://diracvideo.org/">libschroedinger</ulink>,
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| 94 | <ulink url="http://medialibrary.sourceforge.net/">MediaLibrary</ulink>,
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[4162bcd] | 95 | <ulink
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| 96 | url="http://connect.creativelabs.com/openal/default.aspx">OpenAL</ulink>,
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| 97 | <ulink url="http://tipok.org.ua/node/17">libaacplus</ulink>,
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| 98 | <ulink url="http://code.google.com/p/libass/">libass</ulink>,
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| 99 | <ulink url="http://www.celt-codec.org/">libcelt</ulink>,
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| 100 | <ulink url="http://ftp.gnu.org/pub/gnu/libcdio/">libcdio</ulink>,
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| 101 | <ulink
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| 102 | url="http://sourceforge.net/projects/opencvlibrary/">libopencv</ulink>,
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| 103 | <ulink url="http://sourceforge.net/projects/libdc1394/">libdc1394</ulink>,
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| 104 | <ulink url="http://linuxtv.org/downloads/v4l-utils/">libv4l2</ulink>,
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[d90e9cb] | 105 | <xref linkend="openjpeg"/>
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[efcf979] | 106 | (<application>FFmpeg</application> includes code for it's own jpeg2000
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[4162bcd] | 107 | encoder and decoder which is enabled by default),
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[efcf979] | 108 | <xref linkend="speex"/>,
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[4162bcd] | 109 | <xref linkend="gnutls"/>,
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| 110 | <xref linkend="openssl"/>,
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[efcf979] | 111 | <xref linkend="sdl"/> and
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| 112 | <ulink url="http://www.nongnu.org/texi2html">texi2html</ulink>
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| 113 | (to build HTML documentation).</para>
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[8a1e4f4] | 114 |
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[0e2aa08] | 115 | <para condition="html" role="usernotes">User Notes:
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| 116 | <ulink url="&blfs-wiki;/ffmpeg"/></para>
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| 117 |
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[8a1e4f4] | 118 | </sect2>
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| 119 |
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| 120 | <sect2 role="installation">
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| 121 | <title>Installation of FFmpeg</title>
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| 122 |
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[f009801] | 123 | <para>Install <application>FFmpeg</application> by running the following
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[8a1e4f4] | 124 | commands:</para>
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| 125 |
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[c08bd877] | 126 | <screen><userinput>mkdir build &&
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| 127 | cd build &&
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| 128 | ../configure --prefix=/usr --enable-shared --disable-static --enable-gpl &&
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[28cd5ce] | 129 | make</userinput></screen>
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| 130 |
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[47dc0bf] | 131 | <para>The <application>FFmpeg</application> source contains a tool called
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[f4b5ef9] | 132 | <command>qt-faststart</command> that can modify QuickTime formatted movies
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| 133 | (mov or mp4) so that the header information is located at the beginning of
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| 134 | the file instead of the end. This allows video players to begin playing the
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| 135 | content before the entire file has been downloaded. An example of where
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| 136 | this is useful for preparing videos before uploading them to YouTube. If
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| 137 | need <command>qt-faststart</command>, you can compile it with gcc:</para>
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[c08bd877] | 138 |
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| 139 | <screen><userinput>gcc ../tools/qt-faststart.c -o qt-faststart</userinput></screen>
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| 140 |
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[dff08f73] | 141 | <para>If you have <xref linkend="doxygen"/> installed and wish to create
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[c08bd877] | 142 | the API documentation (takes about 150 MB of space), issue the command
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[dff08f73] | 143 | <command>doxygen</command>.</para>
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[8a1e4f4] | 144 |
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[4162bcd] | 145 | <para>This package does not come with a test suite.</para>
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[8a1e4f4] | 146 |
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[9e5b78b] | 147 | <para>Now, as the <systemitem class="username">root</systemitem>
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| 148 | user:</para>
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[8a1e4f4] | 149 |
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[9e5b78b] | 150 | <screen role="root"><userinput>make install &&
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| 151 | mkdir /usr/share/doc/ffmpeg-&ffmpeg-version; &&
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[efcf979] | 152 | cp ../doc/*.txt /usr/share/doc/ffmpeg-&ffmpeg-version;</userinput></screen>
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[9e5b78b] | 153 |
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| 154 | <para>If you used <command>doxygen</command> to create the API
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| 155 | documentation, install it by issuing the following commands as the
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[dff08f73] | 156 | <systemitem class="username">root</systemitem> user:</para>
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[fd7e0ed6] | 157 |
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[9e5b78b] | 158 | <screen role="root"><userinput>mkdir /usr/share/doc/ffmpeg-&ffmpeg-version;/api &&
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[c08bd877] | 159 | cp -v doxy/* /usr/share/doc/ffmpeg-&ffmpeg-version;/api</userinput></screen>
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| 160 |
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| 161 | <para>If you compiled <command>qt-faststart</command> install it as the
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| 162 | <systemitem class="username">root</systemitem> user:</para>
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| 163 |
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| 164 | <screen role="root"><userinput>cp qt-faststart /usr/bin</userinput></screen>
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[dff08f73] | 165 |
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[8a1e4f4] | 166 | </sect2>
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| 167 |
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| 168 | <sect2 role="commands">
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| 169 | <title>Command Explanations</title>
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| 170 |
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[c08bd877] | 171 | <para><command>mkdir build</command> and <command>cd build</command>:
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| 172 | This ensures that we compile the <application>FFmpeg</application> object
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| 173 | files in a separate directory to the source files.</para>
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| 174 |
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[9e5b78b] | 175 | <para><option>--enable-shared</option>: This switch is needed to
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[dff08f73] | 176 | build the shared libraries, otherwise only static libraries are built
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| 177 | and installed.</para>
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[8a1e4f4] | 178 |
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[28cd5ce] | 179 | <para><option>--disable-static</option>: This switch prevents the static
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| 180 | libraries from being built.</para>
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[be09b68] | 181 |
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[9e5b78b] | 182 | <para><option>--enable-gpl</option>: This switch enables the
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| 183 | use of GPL code and permits support for postprocessing, swscale and many
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| 184 | other features.</para>
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| 185 |
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| 186 | <para><option>--enable-<replaceable><codec></replaceable></option>:
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[c08bd877] | 187 | <application>FFmpeg</application> comes with code to compile decoders for
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[9e5b78b] | 188 | almost every codec you could think of. The only reason to enable a specific
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[c08bd877] | 189 | codec (and make <application>FFmpeg</application> link to the prerequisite
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| 190 | shared library installed on your system) is to make ffmpeg compile an
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| 191 | <emphasis>encoder</emphasis> for that codec. Encoding video is a
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| 192 | specialist job. If that is what you want to do with
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| 193 | <command>ffmpeg</command>, study the output of <command>configure
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| 194 | --help</command>. Remember, the dependencies all install their own encoders
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| 195 | (that are often better than <application>FFmpeg</application>'s).
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| 196 | <application>FFmpeg</application> is an excellent collection of decoders.
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| 197 | If you just want to use <application>FFmpeg</application> to watch video or
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| 198 | listen to music (via other applications like
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| 199 | <application>Gstreamer</application>) then you will not benefit from
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| 200 | linking it to another library.</para>
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[9e5b78b] | 201 |
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| 202 | <para><option>--disable-yasm</option>: use this option if you've not
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| 203 | installed yasm and you want what configure describes as "a crippled
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| 204 | build".</para>
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[8a1e4f4] | 205 |
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| 206 | </sect2>
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| 207 |
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| 208 | <sect2 role="configuration">
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| 209 | <title>Configuring FFmpeg</title>
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| 210 |
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| 211 | <sect3 id="ffmpeg-config">
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| 212 | <title>Config Files</title>
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| 213 |
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[f009801] | 214 | <para><filename>/etc/ffserver.conf</filename> and
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[8a1e4f4] | 215 | <filename>~/.ffmpeg/ffserver-config</filename></para>
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| 216 |
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| 217 | <indexterm zone="ffmpeg ffmpeg-config">
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[4162bcd] | 218 | <primary
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| 219 | sortas="e-AA.ffmpeg-ffserver-config">~/.ffmpeg/ffserver-config</primary>
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[8a1e4f4] | 220 | </indexterm>
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| 221 |
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| 222 | <indexterm zone="ffmpeg ffmpeg-config">
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| 223 | <primary sortas="e-etc-ffserver.conf">/etc/ffserver.conf</primary>
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| 224 | </indexterm>
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| 225 |
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[c08bd877] | 226 | <para>You'll find a sample <command>ffserver</command> configuration file
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| 227 | at <filename>doc/ffserver.conf</filename> in the source tree.</para>
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[8a1e4f4] | 228 |
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| 229 | </sect3>
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| 230 |
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| 231 | </sect2>
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| 232 |
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| 233 | <sect2 role="content">
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| 234 | <title>Contents</title>
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| 235 |
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| 236 | <segmentedlist>
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| 237 | <segtitle>Installed Programs</segtitle>
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| 238 | <segtitle>Installed Libraries</segtitle>
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| 239 | <segtitle>Installed Directories</segtitle>
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| 240 |
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| 241 | <seglistitem>
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[c08bd877] | 242 | <seg>ffmpeg, ffplay, ffprobe, ffserver and qt-faststart</seg>
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[9e5b78b] | 243 | <seg>libavcodec.so, libavdevice.so, libavfilter.so, libavformat.so,
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| 244 | libavutil.so, libpostproc.so, and libswscale.so</seg>
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| 245 | <seg>/usr/include/libavcodec, /usr/include/libavdevice,
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| 246 | /usr/include/libavfilter, /usr/include/libavformat,
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| 247 | /usr/include/libavutil, /usr/include/postproc, /usr/include/libswscale,
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| 248 | /usr/share/ffmpeg, and /usr/share/doc/ffmpeg-&ffmpeg-version;</seg>
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[8a1e4f4] | 249 | </seglistitem>
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| 250 | </segmentedlist>
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| 251 |
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| 252 | <variablelist>
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| 253 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 254 | <?dbfo list-presentation="list"?>
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| 255 | <?dbhtml list-presentation="table"?>
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| 256 |
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| 257 | <varlistentry id="ffmpeg-prog">
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| 258 | <term><command>ffmpeg</command></term>
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| 259 | <listitem>
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[f009801] | 260 | <para>is a command-line tool to convert video files, network streams
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[8a1e4f4] | 261 | and input from a TV card to several video formats.</para>
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| 262 | <indexterm zone="ffmpeg ffmpeg-prog">
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| 263 | <primary sortas="b-ffmpeg">ffmpeg</primary>
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| 264 | </indexterm>
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| 265 | </listitem>
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| 266 | </varlistentry>
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| 267 |
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| 268 | <varlistentry id="ffplay">
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| 269 | <term><command>ffplay</command></term>
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| 270 | <listitem>
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[f009801] | 271 | <para>is a very simple and portable media player using the
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[8a1e4f4] | 272 | <filename>ffmpeg</filename> libraries and the SDL library.</para>
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| 273 | <indexterm zone="ffmpeg ffplay">
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| 274 | <primary sortas="b-ffplay">ffplay</primary>
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| 275 | </indexterm>
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| 276 | </listitem>
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| 277 | </varlistentry>
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| 278 |
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[f60198bf] | 279 | <varlistentry id="ffprobe">
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| 280 | <term><command>ffprobe</command></term>
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| 281 | <listitem>
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| 282 | <para>gathers information from multimedia streams and prints it in
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| 283 | a human and machine-readable fashion.</para>
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| 284 | <indexterm zone="ffmpeg ffprobe">
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| 285 | <primary sortas="b-ffprobe">ffprobe</primary>
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| 286 | </indexterm>
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| 287 | </listitem>
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| 288 | </varlistentry>
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| 289 |
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[8a1e4f4] | 290 | <varlistentry id="ffserver">
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| 291 | <term><command>ffserver</command></term>
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| 292 | <listitem>
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[4162bcd] | 293 | <para>is a streaming server for everything that
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| 294 | <command>ffmpeg</command> could use as input (files, streams, TV card
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| 295 | input, webcam, etc.).</para>
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[8a1e4f4] | 296 | <indexterm zone="ffmpeg ffserver">
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| 297 | <primary sortas="b-ffserver">ffserver</primary>
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| 298 | </indexterm>
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| 299 | </listitem>
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| 300 | </varlistentry>
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| 301 |
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[c08bd877] | 302 | <varlistentry id="qt-faststart">
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| 303 | <term><command>qt-faststart</command></term>
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| 304 | <listitem>
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| 305 | <para>moves the index file to the front of quicktime (mov/mp4)
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| 306 | videos.</para>
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| 307 | <indexterm zone="ffmpeg qt-faststart">
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| 308 | <primary sortas="b-qt-faststart">qt-faststart</primary>
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| 309 | </indexterm>
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| 310 | </listitem>
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| 311 | </varlistentry>
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| 312 |
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[8a1e4f4] | 313 | <varlistentry id="libavcodec">
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[4162bcd] | 314 | <term><filename class="libraryfile">libavcodec.so</filename></term>
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[8a1e4f4] | 315 | <listitem>
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[d7ecaa6] | 316 | <para>is a library containing the <application>FFmpeg</application>
|
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[8a1e4f4] | 317 | codecs (both encoding and decoding).</para>
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| 318 | <indexterm zone="ffmpeg libavcodec">
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[9e5b78b] | 319 | <primary sortas="c-libavcodec">libavcodec.so</primary>
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[28cd5ce] | 320 | </indexterm>
|
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| 321 | </listitem>
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| 322 | </varlistentry>
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| 323 |
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| 324 | <varlistentry id="libavdevice">
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[4162bcd] | 325 | <term><filename class="libraryfile">libavdevice.so</filename></term>
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[28cd5ce] | 326 | <listitem>
|
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| 327 | <para>is the <application>FFmpeg</application> device handling
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| 328 | library.</para>
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| 329 | <indexterm zone="ffmpeg libavdevice">
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[9e5b78b] | 330 | <primary sortas="c-libavdevice">libavdevice.so</primary>
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| 331 | </indexterm>
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| 332 | </listitem>
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| 333 | </varlistentry>
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| 334 |
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| 335 | <varlistentry id="libavfilter">
|
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[4162bcd] | 336 | <term><filename class="libraryfile">libavfilter.so</filename></term>
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[9e5b78b] | 337 | <listitem>
|
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| 338 | <para>is a library of filters that can alter video or audio between
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| 339 | the decoder and the encoder (or output).</para>
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| 340 | <indexterm zone="ffmpeg libavfilter">
|
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| 341 | <primary sortas="c-libavfilter">libavfilter.so</primary>
|
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[8a1e4f4] | 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="libavformat">
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[4162bcd] | 347 | <term><filename class="libraryfile">libavformat.so</filename></term>
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[8a1e4f4] | 348 | <listitem>
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[4162bcd] | 349 | <para>is a library containing the file formats handling (mux and demux
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| 350 | code for several formats) used by <command>ffplay</command> as well as
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[8a1e4f4] | 351 | allowing the generation of audio or video streams.</para>
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| 352 | <indexterm zone="ffmpeg libavformat">
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[9e5b78b] | 353 | <primary sortas="c-libavformat">libavformat.so</primary>
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[28cd5ce] | 354 | </indexterm>
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| 355 | </listitem>
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| 356 | </varlistentry>
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| 357 |
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| 358 | <varlistentry id="libavutil">
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[4162bcd] | 359 | <term><filename class="libraryfile">libavutil.so</filename></term>
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[28cd5ce] | 360 | <listitem>
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| 361 | <para>is the <application>FFmpeg</application> utility library.</para>
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| 362 | <indexterm zone="ffmpeg libavutil">
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[9e5b78b] | 363 | <primary sortas="c-libavutil">libavutil.so</primary>
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[28cd5ce] | 364 | </indexterm>
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| 365 | </listitem>
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| 366 | </varlistentry>
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| 367 |
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| 368 | <!-- Both mplayer and ffmpeg now create libpostproc. The validation
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| 369 | for the book is not impressed by that, and it falls apart without giving
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| 370 | any useful information if the id is changed to "libpostproc (from ffmpeg)"
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| 371 | or any other variant using spaces or parenthesis or square brackets, so
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[4162bcd] | 372 | try this variant : mmm, bizarrely, it accepts this but drops everything
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| 373 | from the first hyphen, so that in longindex.html it looks just right (one
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| 374 | library, two packages) -->
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[874f1e88] | 375 | <varlistentry id="libpostproc">
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[4162bcd] | 376 | <term><filename class="libraryfile">libpostproc.so</filename></term>
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[28cd5ce] | 377 | <listitem>
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| 378 | <para>is the <application>FFmpeg</application> post processing
|
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| 379 | library.</para>
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| 380 | <indexterm zone="ffmpeg libpostproc">
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[9e5b78b] | 381 | <primary sortas="c-libpostproc">libpostproc.so</primary>
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[28cd5ce] | 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="libswscale">
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[4162bcd] | 387 | <term><filename class="libraryfile">libswscale.so</filename></term>
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[28cd5ce] | 388 | <listitem>
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| 389 | <para>is the <application>FFmpeg</application> image rescaling
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| 390 | library.</para>
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| 391 | <indexterm zone="ffmpeg libswscale">
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[9e5b78b] | 392 | <primary sortas="c-libswscale">libswscale.so</primary>
|
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[8a1e4f4] | 393 | </indexterm>
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| 394 | </listitem>
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| 395 | </varlistentry>
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| 396 | </variablelist>
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| 397 | </sect2>
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[49e5372] | 398 | </sect1>
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