[57e86a93] | 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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[48b7295] | 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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[73942e6] | 6 |
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[0c7d410] | 7 | <!ENTITY alsa-lib-download-http "&alsa-download-http;/lib/alsa-lib-&alsa-lib-version;.tar.bz2">
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[48b7295] | 8 | <!ENTITY alsa-lib-download-ftp "&alsa-download-ftp;/lib/alsa-lib-&alsa-lib-version;.tar.bz2">
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[09bed9e5] | 9 | <!ENTITY alsa-lib-md5sum "69129a7c37697f81ac092335e9fa452b">
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| 10 | <!ENTITY alsa-lib-size "886 KB">
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| 11 | <!ENTITY alsa-lib-buildsize "18 MB">
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| 12 | <!ENTITY alsa-lib-time "0.2 SBU">
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[48b7295] | 13 | ]>
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[73942e6] | 14 |
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[a027d7d3] | 15 | <sect1 id="alsa-lib" xreflabel="alsa-lib-&alsa-lib-version;">
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[57e86a93] | 16 | <?dbhtml filename="alsa-lib.html"?>
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[48b7295] | 17 |
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[57e86a93] | 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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[48b7295] | 22 |
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[a027d7d3] | 23 | <title>alsa-lib-&alsa-lib-version;</title>
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[48b7295] | 24 |
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[57e86a93] | 25 | <indexterm zone="alsa-lib">
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[0d50cca] | 26 | <primary sortas="a-alsa-lib">alsa-lib</primary>
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[57e86a93] | 27 | </indexterm>
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[48b7295] | 28 |
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[57e86a93] | 29 | <sect2 role="package">
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| 30 | <title>Introduction to ALSA Library</title>
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[48b7295] | 31 |
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[0d50cca] | 32 | <para>
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| 33 | The <application>ALSA Library</application> package contains
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| 34 | the ALSA library used by programs (including <application>ALSA
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| 35 | Utilities</application>) requiring access to the ALSA sound
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| 36 | interface.
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| 37 | </para>
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[48b7295] | 38 |
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[31d2934] | 39 | &lfs74_checked;
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[831c11e4] | 40 |
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[57e86a93] | 41 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 42 | <itemizedlist spacing="compact">
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| 43 | <listitem>
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[0d50cca] | 44 | <para>
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| 45 | Download (HTTP): <ulink url="&alsa-lib-download-http;"/>
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| 46 | </para>
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[57e86a93] | 47 | </listitem>
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| 48 | <listitem>
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[0d50cca] | 49 | <para>
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| 50 | Download (FTP): <ulink url="&alsa-lib-download-ftp;"/>
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| 51 | </para>
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[57e86a93] | 52 | </listitem>
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| 53 | <listitem>
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[0d50cca] | 54 | <para>
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| 55 | Download MD5 sum: &alsa-lib-md5sum;
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| 56 | </para>
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[57e86a93] | 57 | </listitem>
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| 58 | <listitem>
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[0d50cca] | 59 | <para>
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| 60 | Download size: &alsa-lib-size;
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| 61 | </para>
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[57e86a93] | 62 | </listitem>
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| 63 | <listitem>
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[0d50cca] | 64 | <para>
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| 65 | Estimated disk space required: &alsa-lib-buildsize;
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| 66 | </para>
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[57e86a93] | 67 | </listitem>
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| 68 | <listitem>
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[0d50cca] | 69 | <para>
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| 70 | Estimated build time: &alsa-lib-time;
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| 71 | </para>
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[57e86a93] | 72 | </listitem>
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| 73 | </itemizedlist>
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[efa108a6] | 74 |
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[57e86a93] | 75 | <bridgehead renderas="sect3">ALSA Library Dependencies</bridgehead>
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[48b7295] | 76 |
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[57e86a93] | 77 | <bridgehead renderas="sect4">Optional</bridgehead>
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[0d50cca] | 78 | <para role="optional">
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| 79 | <xref linkend="doxygen"/> and
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| 80 | <xref linkend="python2"/>
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| 81 | </para>
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[48b7295] | 82 |
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[0e2aa08] | 83 | <para condition="html" role="usernotes">User Notes:
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[0d50cca] | 84 | <ulink url="&blfs-wiki;/alsa-lib"/>
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| 85 | </para>
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[57e86a93] | 86 | </sect2>
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[48b7295] | 87 |
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[57e86a93] | 88 | <sect2 role="kernel" id="alsa-lib-kernel">
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| 89 | <title>Kernel Configuration</title>
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[48b7295] | 90 |
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[0d50cca] | 91 | <para>
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| 92 | In the Device Drivers ⇒ Sound card support ⇒ Advanced Linux
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| 93 | Sound Architecture section of the kernel configuration, select the settings
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| 94 | and drivers appropriate for your hardware. Ensure that the deprecated Device
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| 95 | Drivers ⇒ Sound card support ⇒ Open Sound System is
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| 96 | <emphasis>not</emphasis> selected. If necessary, recompile and install your
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| 97 | new kernel.
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| 98 | </para>
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[ac789c0] | 99 |
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[57e86a93] | 100 | <indexterm zone="alsa-lib alsa-lib-kernel">
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| 101 | <primary sortas="d-ALSA">ALSA</primary>
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| 102 | </indexterm>
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[ac789c0] | 103 |
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[57e86a93] | 104 | </sect2>
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[ac789c0] | 105 |
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[57e86a93] | 106 | <sect2 role="installation">
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| 107 | <title>Installation of ALSA Library</title>
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[48b7295] | 108 |
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[0d50cca] | 109 | <para>
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| 110 | Install <application>ALSA Library</application> by
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| 111 | running the following commands:
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| 112 | </para>
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[57e86a93] | 113 |
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[09bed9e5] | 114 | <screen><userinput>./configure &&
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[57e86a93] | 115 | make</userinput></screen>
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| 116 |
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[0d50cca] | 117 | <para>
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[09bed9e5] | 118 | To test the results, issue: <command>make check</command>.
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[0d50cca] | 119 | </para>
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[57e86a93] | 120 |
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[0d50cca] | 121 | <para>
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| 122 | Now, as the <systemitem class="username">root</systemitem> user:
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| 123 | </para>
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[57e86a93] | 124 |
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[0d50cca] | 125 | <screen role="root"><userinput>make install</userinput></screen>
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[57e86a93] | 126 |
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[0d50cca] | 127 | <para>
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| 128 | If you have <application>Doxygen</application> installed and you wish to
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| 129 | build the library API documentation, run the following
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| 130 | commands from the top-level directory of the source tree:
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| 131 | </para>
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[57e86a93] | 132 |
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| 133 | <screen><userinput>make doc</userinput></screen>
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| 134 |
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[0d50cca] | 135 | <para>
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| 136 | To install the API documentation, run the following command as
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| 137 | the <systemitem class="username">root</systemitem> user:
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| 138 | </para>
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[57e86a93] | 139 |
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[55681b7] | 140 | <screen role="root"><userinput>install -v -d -m755 /usr/share/doc/alsa-lib-&alsa-lib-version;/html &&
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[b707cc4] | 141 | install -v -m644 doc/doxygen/html/* /usr/share/doc/alsa-&alsa-lib-version;/html</userinput></screen>
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[57e86a93] | 142 |
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| 143 | </sect2>
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| 144 |
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| 145 | <sect2 role="configuration">
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| 146 | <title>Configuring ALSA Library</title>
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| 147 |
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| 148 | <sect3 id="alsa-lib-config">
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| 149 | <title>Config Files</title>
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| 150 |
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[0d50cca] | 151 | <para>
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| 152 | <filename>~/.asoundrc</filename> and
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| 153 | <filename>/etc/asound.conf</filename>
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| 154 | </para>
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[57e86a93] | 155 |
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| 156 | <indexterm zone="alsa-lib alsa-lib-config">
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| 157 | <primary sortas="e-AA.asoundrc">~/.asoundrc</primary>
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| 158 | </indexterm>
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| 159 |
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| 160 | <indexterm zone="alsa-lib alsa-lib-config">
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| 161 | <primary sortas="e-etc-asound.conf">/etc/asound.conf</primary>
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| 162 | </indexterm>
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| 163 |
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| 164 | </sect3>
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| 165 |
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| 166 | <sect3>
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| 167 | <title>Configuration Information</title>
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| 168 |
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[0d50cca] | 169 | <para>
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| 170 | The default <filename>alsa.conf</filename> is adequate for most
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| 171 | installations. For extra functionality and/or advanced control of your
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| 172 | sound device, you may need to create additional configuration files.
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| 173 | For information on the available configuration parameters, visit
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| 174 | <ulink url="http://www.alsa-project.org/alsa-doc/doc-php/asoundrc.php"/>.
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| 175 | </para>
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[57e86a93] | 176 |
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| 177 | </sect3>
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| 178 |
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| 179 | </sect2>
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| 180 |
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| 181 | <sect2 role="content">
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| 182 | <title>Contents</title>
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| 183 |
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| 184 | <segmentedlist>
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[831c11e4] | 185 | <segtitle>Installed Program</segtitle>
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[0d50cca] | 186 | <segtitle>Installed Library</segtitle>
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[57e86a93] | 187 | <segtitle>Installed Directories</segtitle>
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| 188 |
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| 189 | <seglistitem>
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[0d50cca] | 190 | <seg>
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| 191 | aserver
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| 192 | </seg>
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| 193 | <seg>
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| 194 | libasound.so
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| 195 | </seg>
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| 196 | <seg>
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| 197 | /usr/include/alsa,
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| 198 | /usr/lib/alsa-lib,
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| 199 | /usr/share/alsa and
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[0c7d410] | 200 | /usr/share/doc/alsa-lib-&alsa-lib-version;
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| 201 | </seg>
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[57e86a93] | 202 | </seglistitem>
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| 203 | </segmentedlist>
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| 204 |
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| 205 | <variablelist>
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| 206 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 207 | <?dbfo list-presentation="list"?>
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| 208 | <?dbhtml list-presentation="table"?>
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| 209 |
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[17ad62a4] | 210 | <varlistentry id="aserver">
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| 211 | <term><command>aserver</command></term>
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| 212 | <listitem>
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[0d50cca] | 213 | <para>
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| 214 | is the ALSA server.
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| 215 | </para>
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[17ad62a4] | 216 | <indexterm zone="alsa-lib aserver">
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| 217 | <primary sortas="b-aserver">aserver</primary>
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| 218 | </indexterm>
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| 219 | </listitem>
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| 220 | </varlistentry>
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| 221 |
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[57e86a93] | 222 | <varlistentry id="libasound">
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[0d50cca] | 223 | <term><filename class="libraryfile">libasound.so</filename></term>
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[57e86a93] | 224 | <listitem>
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[0d50cca] | 225 | <para>
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| 226 | contains the ALSA API functions.
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| 227 | </para>
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[57e86a93] | 228 | <indexterm zone="alsa-lib libasound">
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[0d50cca] | 229 | <primary sortas="c-libasound">libasound.so</primary>
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[7ffd4d7] | 230 | </indexterm>
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| 231 | </listitem>
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| 232 | </varlistentry>
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| 233 |
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[57e86a93] | 234 | </variablelist>
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| 235 |
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| 236 | </sect2>
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[48b7295] | 237 |
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| 238 | </sect1>
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