[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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[48b7295] | 7 | <!ENTITY alsa-lib-download-http "&alsa-download-http;/lib/alsa-lib-&alsa-lib-version;.tar.bz2">
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| 8 | <!ENTITY alsa-lib-download-ftp "&alsa-download-ftp;/lib/alsa-lib-&alsa-lib-version;.tar.bz2">
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[55681b7] | 9 | <!ENTITY alsa-lib-md5sum "06fe5819020c6684b991dcffc5471304">
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[f856738] | 10 | <!ENTITY alsa-lib-size "820 KB">
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| 11 | <!ENTITY alsa-lib-buildsize "32 MB (additional 17 MB to build and install docs)">
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| 12 | <!ENTITY alsa-lib-time "0.3 SBU (less than 0.1 SBU to build and install docs)">
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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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| 26 | <primary sortas="a-ALSA-Library">ALSA Library</primary>
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| 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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[9df3b847] | 32 | <para>The <application>ALSA Library</application> package contains
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[57e86a93] | 33 | the ALSA library. This is used by programs (including <application>ALSA
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| 34 | Utilities</application>) requiring access to the ALSA sound interface.</para>
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[48b7295] | 35 |
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[f856738] | 36 | &lfs70_checked;
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[831c11e4] | 37 |
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[57e86a93] | 38 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 39 | <itemizedlist spacing="compact">
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| 40 | <listitem>
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| 41 | <para>Download (HTTP): <ulink url="&alsa-lib-download-http;"/></para>
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| 42 | </listitem>
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| 43 | <listitem>
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| 44 | <para>Download (FTP): <ulink url="&alsa-lib-download-ftp;"/></para>
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| 45 | </listitem>
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| 46 | <listitem>
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| 47 | <para>Download MD5 sum: &alsa-lib-md5sum;</para>
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| 48 | </listitem>
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| 49 | <listitem>
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| 50 | <para>Download size: &alsa-lib-size;</para>
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| 51 | </listitem>
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| 52 | <listitem>
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| 53 | <para>Estimated disk space required: &alsa-lib-buildsize;</para>
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| 54 | </listitem>
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| 55 | <listitem>
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| 56 | <para>Estimated build time: &alsa-lib-time;</para>
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| 57 | </listitem>
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| 58 | </itemizedlist>
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[efa108a6] | 59 |
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[57e86a93] | 60 | <bridgehead renderas="sect3">ALSA Library Dependencies</bridgehead>
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[48b7295] | 61 |
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[57e86a93] | 62 | <bridgehead renderas="sect4">Optional</bridgehead>
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[1b1485a] | 63 | <para role="optional"><xref linkend="doxygen"/> and
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| 64 | <ulink url="ftp://ftp.lst.de/pub/people/okir/resmgr/">resmgr</ulink></para>
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[48b7295] | 65 |
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[0e2aa08] | 66 | <para condition="html" role="usernotes">User Notes:
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| 67 | <ulink url="&blfs-wiki;/alsa-lib"/></para>
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| 68 |
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[57e86a93] | 69 | </sect2>
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[48b7295] | 70 |
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[57e86a93] | 71 | <sect2 role="kernel" id="alsa-lib-kernel">
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| 72 | <title>Kernel Configuration</title>
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[48b7295] | 73 |
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[7ffd4d7] | 74 | <para>In the Device Drivers ⇒ Sound ⇒ Advanced Linux Sound
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[96ffdca] | 75 | Architecture section of the kernel configuration, select the settings and
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[7ffd4d7] | 76 | drivers appropriate for your hardware. Ensure that the deprecated Device
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| 77 | Drivers ⇒ Sound ⇒ Open Sound System is <emphasis>not</emphasis>
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| 78 | selected. If necessary, recompile and install your new kernel.</para>
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[ac789c0] | 79 |
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[57e86a93] | 80 | <indexterm zone="alsa-lib alsa-lib-kernel">
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| 81 | <primary sortas="d-ALSA">ALSA</primary>
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| 82 | </indexterm>
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[ac789c0] | 83 |
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[57e86a93] | 84 | </sect2>
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[ac789c0] | 85 |
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[57e86a93] | 86 | <sect2 role="installation">
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| 87 | <title>Installation of ALSA Library</title>
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[48b7295] | 88 |
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[bdf22d74] | 89 | <para>Install <application>ALSA Library</application> by
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[57e86a93] | 90 | running the following commands:</para>
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| 91 |
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[55681b7] | 92 | <screen><userinput>./configure &&
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[57e86a93] | 93 | make</userinput></screen>
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| 94 |
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[4ca94e5c] | 95 | <para>This package does not come with a test suite.</para>
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[57e86a93] | 96 |
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| 97 | <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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| 98 |
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[87c4613d] | 99 | <screen role="root"><userinput>make install &&
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| 100 | install -v -m644 -D doc/asoundrc.txt \
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| 101 | /usr/share/doc/alsa-lib-&alsa-lib-version;/asoundrc.txt</userinput></screen>
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[57e86a93] | 102 |
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[bdf22d74] | 103 | <para>If you have <application>Doxygen</application> installed and you wish to
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[57e86a93] | 104 | build the library API documentation, run the following
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| 105 | commands from the top-level directory of the source tree:</para>
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| 106 |
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| 107 | <screen><userinput>make doc</userinput></screen>
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| 108 |
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[f856738] | 109 | <para>Now, to install the API documentation, as the <systemitem
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| 110 | class="username">root</systemitem> user:</para>
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[57e86a93] | 111 |
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[55681b7] | 112 | <screen role="root"><userinput>install -v -d -m755 /usr/share/doc/alsa-lib-&alsa-lib-version;/html &&
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[b707cc4] | 113 | install -v -m644 doc/doxygen/html/* /usr/share/doc/alsa-&alsa-lib-version;/html</userinput></screen>
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[57e86a93] | 114 |
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[55681b7] | 115 | <para>Due to bug in libtool script it is no longer possible to build
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| 116 | shared and static libraries together. If you need static alsa library,
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| 117 | issue following commands:</para>
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| 118 |
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| 119 | <screen><userinput>make clean &&
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| 120 | ./configure --disable-shared --enable-static &&
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| 121 | make</userinput></screen>
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| 122 |
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| 123 | <para>Now, as the <systemitem class="username">root</systemitem> user
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| 124 | run: </para>
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| 125 |
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| 126 | <screen role="root"><userinput>install -m644 src/.libs/libasound.a /usr/lib</userinput></screen>
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| 127 |
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[57e86a93] | 128 | </sect2>
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| 129 |
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| 130 | <sect2 role="commands">
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| 131 | <title>Command Explanations</title>
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| 132 |
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| 133 | <para><parameter>--enable-static</parameter>: This switch is used to enable
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[4ca94e5c] | 134 | building the static library as some programs link against it.</para>
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[57e86a93] | 135 |
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| 136 | </sect2>
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| 137 |
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| 138 | <sect2 role="configuration">
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| 139 | <title>Configuring ALSA Library</title>
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| 140 |
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| 141 | <sect3 id="alsa-lib-config">
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| 142 | <title>Config Files</title>
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| 143 |
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[9df3b847] | 144 | <para><filename>~/.asoundrc</filename>,
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| 145 | <filename>/etc/asound.conf</filename>,
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| 146 | <filename>/usr/share/alsa/alsa.conf</filename>, and
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[57e86a93] | 147 | <filename>/usr/share/alsa/{cards,pcm}/*.conf</filename></para>
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| 148 |
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| 149 | <indexterm zone="alsa-lib alsa-lib-config">
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| 150 | <primary sortas="e-AA.asoundrc">~/.asoundrc</primary>
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| 151 | </indexterm>
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| 152 |
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| 153 | <indexterm zone="alsa-lib alsa-lib-config">
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| 154 | <primary sortas="e-etc-asound.conf">/etc/asound.conf</primary>
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| 155 | </indexterm>
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| 156 |
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| 157 | <indexterm zone="alsa-lib alsa-lib-config">
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| 158 | <primary sortas="e-usr-share-alsa-alsa.conf">/usr/share/alsa/alsa.conf</primary>
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| 159 | </indexterm>
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| 160 |
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| 161 | <indexterm zone="alsa-lib alsa-lib-config">
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| 162 | <primary sortas="e-usr-share-alsa-alsa1">.../alsa/{cards,pcm}/*.conf</primary>
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| 163 | </indexterm>
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| 164 |
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| 165 | </sect3>
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| 166 |
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| 167 | <sect3>
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| 168 | <title>Configuration Information</title>
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| 169 |
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| 170 | <para>The default <filename>alsa.conf</filename> is adequate for most
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[9df3b847] | 171 | installations. For extra functionality and/or advanced control of your sound
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| 172 | device, you may need to create additional configuration files. For
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[bdf22d74] | 173 | information on the available configuration parameters, visit <ulink
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[57e86a93] | 174 | url="http://www.alsa-project.org/alsa-doc/doc-php/asoundrc.php"/>.</para>
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| 175 |
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| 176 | </sect3>
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| 177 |
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| 178 | </sect2>
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| 179 |
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| 180 | <sect2 role="content">
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| 181 | <title>Contents</title>
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| 182 |
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| 183 | <segmentedlist>
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[831c11e4] | 184 | <segtitle>Installed Program</segtitle>
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| 185 | <segtitle>Installed Libraries</segtitle>
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[57e86a93] | 186 | <segtitle>Installed Directories</segtitle>
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| 187 |
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| 188 | <seglistitem>
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[7ffd4d7] | 189 | <seg>aserver</seg>
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| 190 | <seg>libasound.{so,a} and smixer-*.{so,a}</seg>
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| 191 | <seg>/usr/include/alsa, /usr/lib/alsa-lib, /usr/share/alsa and
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[87c4613d] | 192 | /usr/share/doc/alsa-lib-&alsa-lib-version;</seg>
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[57e86a93] | 193 | </seglistitem>
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| 194 | </segmentedlist>
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| 195 |
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| 196 | <variablelist>
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| 197 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 198 | <?dbfo list-presentation="list"?>
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| 199 | <?dbhtml list-presentation="table"?>
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| 200 |
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[17ad62a4] | 201 | <varlistentry id="aserver">
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| 202 | <term><command>aserver</command></term>
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| 203 | <listitem>
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| 204 | <para>provides the ALSA server.</para>
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| 205 | <indexterm zone="alsa-lib aserver">
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| 206 | <primary sortas="b-aserver">aserver</primary>
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| 207 | </indexterm>
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| 208 | </listitem>
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| 209 | </varlistentry>
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| 210 |
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[57e86a93] | 211 | <varlistentry id="libasound">
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[0e2aa08] | 212 | <term><filename class='libraryfile'>libasound.{so,a}</filename></term>
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[57e86a93] | 213 | <listitem>
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| 214 | <para>provides ALSA functions for application programs.</para>
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| 215 | <indexterm zone="alsa-lib libasound">
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[0e2aa08] | 216 | <primary sortas="c-libasound">libasound.{so,a}</primary>
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[57e86a93] | 217 | </indexterm>
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| 218 | </listitem>
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| 219 | </varlistentry>
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| 220 |
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[7ffd4d7] | 221 | <varlistentry id="smixer">
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| 222 | <term><filename class='libraryfile'>smixer-*.{so,a}</filename></term>
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| 223 | <listitem>
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| 224 | <para>provides hardware dependent ALSA mixer functions.</para>
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| 225 | <indexterm zone="alsa-lib smixer">
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| 226 | <primary sortas="c-smixer">smixer-*.{so,a}</primary>
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| 227 | </indexterm>
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| 228 | </listitem>
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| 229 | </varlistentry>
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| 230 |
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[57e86a93] | 231 | </variablelist>
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| 232 |
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| 233 | </sect2>
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[48b7295] | 234 |
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| 235 | </sect1>
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