[1d13710] | 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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[da13524] | 6 |
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[03978485] | 7 | <!ENTITY alsa-utils-download-http "&alsa-download-http;/utils/alsa-utils-&alsa-utils-version;.tar.bz2">
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[48b7295] | 8 | <!ENTITY alsa-utils-download-ftp "&alsa-download-ftp;/utils/alsa-utils-&alsa-utils-version;.tar.bz2">
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[13d0ae8b] | 9 | <!ENTITY alsa-utils-md5sum "51175f5cd413daf7009a80684c65113d">
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[c156674] | 10 | <!ENTITY alsa-utils-size "1.5 MB">
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| 11 | <!ENTITY alsa-utils-buildsize "15 MB">
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| 12 | <!ENTITY alsa-utils-time "0.2 SBU">
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[48b7295] | 13 | ]>
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[43ef043b] | 14 |
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[a027d7d3] | 15 | <sect1 id="alsa-utils" xreflabel="alsa-utils-&alsa-utils-version;">
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[1d13710] | 16 | <?dbhtml filename="alsa-utils.html"?>
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| 17 |
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| 18 |
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[a027d7d3] | 19 | <title>alsa-utils-&alsa-utils-version;</title>
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[1d13710] | 20 |
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| 21 | <indexterm zone="alsa-utils">
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[0d50cca] | 22 | <primary sortas="a-alsa-utils">alsa-utils</primary>
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[1d13710] | 23 | </indexterm>
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| 24 |
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| 25 | <sect2 role="package">
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| 26 | <title>Introduction to ALSA Utilities</title>
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| 27 |
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[0d50cca] | 28 | <para>
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| 29 | The <application>ALSA Utilities</application> package contains
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| 30 | various utilities which are useful for controlling your sound
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| 31 | card.
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| 32 | </para>
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[1d13710] | 33 |
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[dc1a45e] | 34 | &lfs113_checked;
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[831c11e4] | 35 |
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[1d13710] | 36 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 37 | <itemizedlist spacing="compact">
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[0c7d410] | 38 | <listitem>
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[0d50cca] | 39 | <para>
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| 40 | Download (HTTP): <ulink url="&alsa-utils-download-http;"/>
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| 41 | </para>
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[0c7d410] | 42 | </listitem>
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[1d13710] | 43 | <listitem>
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[0d50cca] | 44 | <para>
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| 45 | Download (FTP): <ulink url="&alsa-utils-download-ftp;"/>
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| 46 | </para>
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[1d13710] | 47 | </listitem>
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| 48 | <listitem>
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[0d50cca] | 49 | <para>
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| 50 | Download MD5 sum: &alsa-utils-md5sum;
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| 51 | </para>
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[1d13710] | 52 | </listitem>
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| 53 | <listitem>
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[0d50cca] | 54 | <para>
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| 55 | Download size: &alsa-utils-size;
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| 56 | </para>
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[1d13710] | 57 | </listitem>
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| 58 | <listitem>
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[0d50cca] | 59 | <para>
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| 60 | Estimated disk space required: &alsa-utils-buildsize;
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| 61 | </para>
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[1d13710] | 62 | </listitem>
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| 63 | <listitem>
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[0d50cca] | 64 | <para>
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| 65 | Estimated build time: &alsa-utils-time;
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| 66 | </para>
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[1d13710] | 67 | </listitem>
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| 68 | </itemizedlist>
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| 69 |
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| 70 | <bridgehead renderas="sect3">ALSA Utilities Dependencies</bridgehead>
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[a41f643] | 71 |
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[1d13710] | 72 | <bridgehead renderas="sect4">Required</bridgehead>
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[6a513a4] | 73 | <para role="required">
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[22fadd16] | 74 | <xref linkend="alsa-lib"/>
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| 75 | </para>
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| 76 |
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| 77 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 78 | <para role="optional">
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[758f3f6] | 79 | <xref linkend="docutils"/>,
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[0e6052db] | 80 | <xref linkend="fftw"/>,
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[09bed9e5] | 81 | <xref linkend="libsamplerate"/>,
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[0e6052db] | 82 | <xref linkend="xmlto"/>, and
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[75b1a338] | 83 | <ulink url="https://hightek.org/projects/dialog/">Dialog</ulink>
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[22fadd16] | 84 | </para>
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[1d13710] | 85 |
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[0e2aa08] | 86 | <para condition="html" role="usernotes">User Notes:
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[0d50cca] | 87 | <ulink url="&blfs-wiki;/alsa-utils"/>
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| 88 | </para>
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[1d13710] | 89 | </sect2>
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| 90 |
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| 91 | <sect2 role="installation">
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| 92 | <title>Installation of ALSA Utilities</title>
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| 93 |
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[0d50cca] | 94 | <para>
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| 95 | Install <application>ALSA Utilities</application> by
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| 96 | running the following commands:
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| 97 | </para>
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[1d13710] | 98 |
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[1439630] | 99 | <screen><userinput>./configure --disable-alsaconf \
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[ccaf22e] | 100 | --disable-bat \
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[1439630] | 101 | --disable-xmlto \
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| 102 | --with-curses=ncursesw &&
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[7dbb464c] | 103 | make</userinput></screen>
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[1d13710] | 104 |
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[0d50cca] | 105 | <para>
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| 106 | This package does not come with a test suite.
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| 107 | </para>
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[1d13710] | 108 |
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[0d50cca] | 109 | <para>
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| 110 | Now, as the <systemitem class="username">root</systemitem> user:
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| 111 | </para>
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[1d13710] | 112 |
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[7dbb464c] | 113 | <screen role="root"><userinput>make install</userinput></screen>
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[09bed9e5] | 114 |
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| 115 | </sect2>
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| 116 |
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| 117 | <sect2 role="commands">
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| 118 | <title>Command Explanations</title>
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| 119 |
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| 120 | <para>
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[c33c599] | 121 | <parameter>--disable-alsaconf</parameter>: This switch disables building
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| 122 | the <command>alsaconf</command> configuration tool which is incompatible
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| 123 | with <application>Udev</application>.
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[09bed9e5] | 124 | </para>
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| 125 |
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| 126 | <para>
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[c33c599] | 127 | <parameter>--disable-xmlto</parameter>: Omit this switch if you have
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| 128 | installed <xref linkend="xmlto"/> and wish to regenerate the man pages.
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[ccaf22e] | 129 | </para>
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| 130 |
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| 131 | <para>
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[c33c599] | 132 | <parameter>--disable-bat</parameter>: Omit this switch if you have
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[0e6052db] | 133 | installed <xref linkend="fftw"/> and wish to
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[c33c599] | 134 | install the Basic Audio Tester (BAT).
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[09bed9e5] | 135 | </para>
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[1d13710] | 136 |
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[1439630] | 137 | <para>
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[c33c599] | 138 | <parameter>--with-curses=ncursesw</parameter>: This switch forces the
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| 139 | use of wide-character ncurses libraries.
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[1439630] | 140 | </para>
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| 141 |
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[1d13710] | 142 | </sect2>
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| 143 |
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| 144 | <sect2 role="configuration">
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| 145 | <title>Configuring ALSA Utilities</title>
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| 146 |
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| 147 | <sect3 id="alsa-utils-config">
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| 148 | <title>Config Files</title>
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| 149 |
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[0d50cca] | 150 | <para>
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| 151 | <filename>/var/lib/alsa/asound.state</filename>
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| 152 | </para>
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[1d13710] | 153 |
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| 154 | <indexterm zone="alsa-utils alsa-utils-config">
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[22fadd16] | 155 | <primary sortas="e-var-lib-alsa-asound.state">/var/lib/alsa/asound.state</primary>
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[1d13710] | 156 | </indexterm>
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| 157 |
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| 158 | </sect3>
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| 159 |
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[8c004cf5] | 160 | <sect3>
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[1d13710] | 161 | <title>Configuration Information</title>
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| 162 |
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[0d50cca] | 163 | <para>
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| 164 | Note that all channels of your sound card are muted by default.
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| 165 | You can use the <command>alsamixer</command> program to change
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| 166 | this. Use <command>speaker-test</command> to check that your
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| 167 | settings have been applied correctly. You should hear
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| 168 | <quote>pink noise</quote> on your speakers.
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| 169 | </para>
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| 170 |
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| 171 | <para>
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| 172 | The <filename>alsactl</filename> program is normally run from a
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| 173 | standard <application>udev</application> rule. The first time it
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| 174 | is run, it will complain that there is no state in
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| 175 | <filename>/var/lib/alsa/asound.state</filename>. You can prevent
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[9480b5d] | 176 | this by running the following command as the
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[0d50cca] | 177 | <systemitem class="username">root</systemitem> user:
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| 178 | </para>
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[1d13710] | 179 |
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[de2a3f2] | 180 | <screen role="root"><userinput>alsactl -L store</userinput></screen>
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[1d13710] | 181 |
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[0d50cca] | 182 | <para>
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[8c004cf5] | 183 | The volume settings should be restored from the saved state by
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[0d50cca] | 184 | <application>Udev</application> when the device is detected
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| 185 | (during boot or when plugged in for USB devices).
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| 186 | </para>
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[04202bd] | 187 | <!-- not needed with elogind or systemd-logind
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[0d50cca] | 188 | <para>
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| 189 | All sound devices are not accessible for any user except
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| 190 | <systemitem class="username">root</systemitem> and members of the
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| 191 | <systemitem class="groupname">audio</systemitem> group. Add any
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| 192 | users that might use the sound devices to that group:
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| 193 | </para>
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[c5923846] | 194 |
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[3a79861] | 195 | <screen role="root"><userinput>usermod -a -G audio <replaceable><username></replaceable></userinput></screen>
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| 196 |
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| 197 | <note>
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[0d50cca] | 198 | <para>
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| 199 | You may need to log out and back in again to refresh your group
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| 200 | memberships. '<command>su <replaceable><username></replaceable></command>'
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| 201 | should work as well.
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| 202 | </para>
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[3a79861] | 203 | </note>
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[04202bd] | 204 | -->
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[cebfa20] | 205 | <para>
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| 206 | On systems which have multiple sound cards, you may need to adjust the
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| 207 | default audio device so that you can get output from your speakers.
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| 208 | To set the default device, first check the
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| 209 | <filename>/proc/asound/cards</filename> file to determine which number
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| 210 | you need to set. After you know this information, set the default card
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| 211 | with the following command as the
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| 212 | <systemitem class="username">root</systemitem> user:
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| 213 | </para>
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| 214 |
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| 215 | <screen role="nodump"><userinput>cat > /etc/asound.conf << "EOF"
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| 216 | <literal># Begin /etc/asound.conf
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| 217 |
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| 218 | defaults.pcm.card 1
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| 219 | defaults.ctl.card 1
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| 220 |
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| 221 | # End /etc/asound.conf</literal>
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| 222 | EOF</userinput></screen>
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| 223 |
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[1d13710] | 224 | </sect3>
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| 225 |
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[a255f1c9] | 226 | <sect3 id="alsa-utils-init" revision="sysv">
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[8c004cf5] | 227 | <title>Boot Script</title>
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| 228 |
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| 229 | <indexterm zone="alsa-utils alsa-utils-init">
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| 230 | <primary sortas="f-alsa">alsa</primary>
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| 231 | </indexterm>
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| 232 |
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| 233 | <para>
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[8558044] | 234 | To automatically store and restore volume settings (if the udev rule
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[ad9fc66] | 235 | doesn't work for you) when the system is rebooted, install the
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[3c7bd00] | 236 | <filename>/etc/rc.d/init.d/alsa</filename> boot script from the
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[8558044] | 237 | <xref linkend="bootscripts" revision="sysv"/>
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[3c7bd00] | 238 | <xref linkend="systemd-units" revision="systemd"/> package.
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[8c004cf5] | 239 | </para>
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| 240 |
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| 241 | <screen role="root"><userinput>make install-alsa</userinput></screen>
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| 242 |
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| 243 | </sect3>
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| 244 |
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[1d13710] | 245 | </sect2>
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| 246 |
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| 247 | <sect2 role="content">
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| 248 | <title>Contents</title>
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| 249 |
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| 250 | <segmentedlist>
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| 251 | <segtitle>Installed Programs</segtitle>
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[c3c56b2] | 252 | <segtitle>Installed Libraries</segtitle>
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| 253 | <segtitle>Installed Directories</segtitle>
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[1d13710] | 254 |
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| 255 | <seglistitem>
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[0d50cca] | 256 | <seg>
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[11839b6f] | 257 | aconnect, alsactl, alsaloop, alsamixer, alsatplg,
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[8558044] | 258 | alsaucm, alsa-info.sh, amidi, amixer, aplay, aplaymidi,
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| 259 | arecord (symlink), arecordmidi, aseqdump, aseqnet, axfer,
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[c6a7ca62] | 260 | iecset, and speaker-test
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[0d50cca] | 261 | </seg>
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[c3c56b2] | 262 | <seg>
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| 263 | None
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| 264 | </seg>
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[0d50cca] | 265 | <seg>
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| 266 | /usr/share/sounds/alsa and /var/lib/alsa
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| 267 | </seg>
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[1d13710] | 268 | </seglistitem>
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| 269 | </segmentedlist>
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| 270 |
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| 271 | <variablelist>
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| 272 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 273 | <?dbfo list-presentation="list"?>
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| 274 | <?dbhtml list-presentation="table"?>
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| 275 |
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| 276 | <varlistentry id="aconnect">
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| 277 | <term><command>aconnect</command></term>
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| 278 | <listitem>
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[0d50cca] | 279 | <para>
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| 280 | is a utility for connecting and disconnecting two
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[4c24eb0a] | 281 | existing ports in the ALSA sequencer system
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[0d50cca] | 282 | </para>
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[1d13710] | 283 | <indexterm zone="alsa-utils aconnect">
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| 284 | <primary sortas="b-aconnect">aconnect</primary>
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| 285 | </indexterm>
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| 286 | </listitem>
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| 287 | </varlistentry>
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| 288 |
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[11839b6f] | 289 | <varlistentry id="alsactl">
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| 290 | <term><command>alsactl</command></term>
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| 291 | <listitem>
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| 292 | <para>
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| 293 | is used to control advanced settings for ALSA sound card drivers.
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| 294 | Use this if alsamixer cannot utilize all of your sound card's
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[4c24eb0a] | 295 | features
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[11839b6f] | 296 | </para>
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| 297 | <indexterm zone="alsa-utils alsactl">
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| 298 | <primary sortas="b-alsactl">alsactl</primary>
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| 299 | </indexterm>
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| 300 | </listitem>
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| 301 | </varlistentry>
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| 302 |
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[0d50cca] | 303 | <varlistentry id="alsaloop">
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| 304 | <term><command>alsaloop</command></term>
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| 305 | <listitem>
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| 306 | <para>
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[b4b2a76] | 307 | allows creation of a PCM loopback between a PCM capture
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[4c24eb0a] | 308 | device and a PCM playback device
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[0d50cca] | 309 | </para>
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| 310 | <indexterm zone="alsa-utils alsaloop">
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| 311 | <primary sortas="b-alsaloop">alsaloop</primary>
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| 312 | </indexterm>
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| 313 | </listitem>
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| 314 | </varlistentry>
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| 315 |
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[1d13710] | 316 | <varlistentry id="alsamixer">
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| 317 | <term><command>alsamixer</command></term>
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| 318 | <listitem>
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[0d50cca] | 319 | <para>
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| 320 | is an Ncurses based mixer program for use with
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[4c24eb0a] | 321 | the ALSA sound card drivers
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[0d50cca] | 322 | </para>
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[1d13710] | 323 | <indexterm zone="alsa-utils alsamixer">
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| 324 | <primary sortas="b-alsamixer">alsamixer</primary>
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| 325 | </indexterm>
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| 326 | </listitem>
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| 327 | </varlistentry>
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| 328 |
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[758f3f6] | 329 | <varlistentry id="alsatplg">
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| 330 | <term><command>alsatplg</command></term>
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| 331 | <listitem>
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| 332 | <para>
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| 333 | is a utility used to compile topology configuration files into
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[4c24eb0a] | 334 | binary files for kernel drivers
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[758f3f6] | 335 | </para>
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| 336 | <indexterm zone="alsa-utils alsatplg">
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| 337 | <primary sortas="b-alsatplg">alsatplg</primary>
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| 338 | </indexterm>
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| 339 | </listitem>
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| 340 | </varlistentry>
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| 341 |
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[fed174e] | 342 | <varlistentry id="alsaucm">
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| 343 | <term><command>alsaucm</command></term>
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| 344 | <listitem>
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| 345 | <para>
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| 346 | allows applications to access the hardware in an abstracted manner
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| 347 | </para>
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| 348 | <indexterm zone="alsa-utils alsaucm">
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| 349 | <primary sortas="b-alsaucm">alsaucm</primary>
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| 350 | </indexterm>
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| 351 | </listitem>
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| 352 | </varlistentry>
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| 353 |
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[1d13710] | 354 | <varlistentry id="amidi">
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| 355 | <term><command>amidi</command></term>
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| 356 | <listitem>
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[0d50cca] | 357 | <para>
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| 358 | is used to read from and write to ALSA
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[4c24eb0a] | 359 | RawMIDI ports
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[0d50cca] | 360 | </para>
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[1d13710] | 361 | <indexterm zone="alsa-utils amidi">
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| 362 | <primary sortas="b-amidi">amidi</primary>
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| 363 | </indexterm>
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| 364 | </listitem>
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| 365 | </varlistentry>
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| 366 |
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| 367 | <varlistentry id="amixer">
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| 368 | <term><command>amixer</command></term>
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| 369 | <listitem>
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[2eeb8695] | 370 | <para>
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| 371 | allows command-line control of the mixers for the
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[4c24eb0a] | 372 | ALSA sound card drivers
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[2eeb8695] | 373 | </para>
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[1d13710] | 374 | <indexterm zone="alsa-utils amixer">
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| 375 | <primary sortas="b-amixer">amixer</primary>
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| 376 | </indexterm>
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| 377 | </listitem>
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| 378 | </varlistentry>
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| 379 |
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| 380 | <varlistentry id="aplay">
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| 381 | <term><command>aplay</command></term>
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| 382 | <listitem>
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[0d50cca] | 383 | <para>
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| 384 | is a command-line soundfile player for the
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[4c24eb0a] | 385 | ALSA sound card drivers
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[0d50cca] | 386 | </para>
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[1d13710] | 387 | <indexterm zone="alsa-utils aplay">
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| 388 | <primary sortas="b-aplay">aplay</primary>
|
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| 389 | </indexterm>
|
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| 390 | </listitem>
|
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| 391 | </varlistentry>
|
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| 392 |
|
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| 393 | <varlistentry id="aplaymidi">
|
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| 394 | <term><command>aplaymidi</command></term>
|
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| 395 | <listitem>
|
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[0d50cca] | 396 | <para>
|
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| 397 | is a command-line utility that plays the specified
|
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[4c24eb0a] | 398 | MIDI file(s) to one or more ALSA sequencer ports
|
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[0d50cca] | 399 | </para>
|
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[1d13710] | 400 | <indexterm zone="alsa-utils aplaymidi">
|
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| 401 | <primary sortas="b-aplaymidi">aplaymidi</primary>
|
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| 402 | </indexterm>
|
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| 403 | </listitem>
|
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| 404 | </varlistentry>
|
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| 405 |
|
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| 406 | <varlistentry id="arecord">
|
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| 407 | <term><command>arecord</command></term>
|
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| 408 | <listitem>
|
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[0d50cca] | 409 | <para>
|
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| 410 | is a command-line soundfile recorder for the
|
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[4c24eb0a] | 411 | ALSA sound card drivers
|
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[0d50cca] | 412 | </para>
|
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[1d13710] | 413 | <indexterm zone="alsa-utils arecord">
|
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| 414 | <primary sortas="b-arecord">arecord</primary>
|
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| 415 | </indexterm>
|
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| 416 | </listitem>
|
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| 417 | </varlistentry>
|
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| 418 |
|
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| 419 | <varlistentry id="arecordmidi">
|
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| 420 | <term><command>arecordmidi</command></term>
|
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| 421 | <listitem>
|
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[0d50cca] | 422 | <para>
|
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| 423 | is a command-line utility that records a standard
|
---|
[4c24eb0a] | 424 | MIDI file from one or more ALSA sequencer ports
|
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[0d50cca] | 425 | </para>
|
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[1d13710] | 426 | <indexterm zone="alsa-utils arecordmidi">
|
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| 427 | <primary sortas="b-arecordmidi">arecordmidi</primary>
|
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| 428 | </indexterm>
|
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| 429 | </listitem>
|
---|
| 430 | </varlistentry>
|
---|
| 431 |
|
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[bdf22d74] | 432 | <varlistentry id="aseqdump">
|
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| 433 | <term><command>aseqdump</command></term>
|
---|
| 434 | <listitem>
|
---|
[0d50cca] | 435 | <para>
|
---|
| 436 | is a command-line utility that prints the sequencer events it
|
---|
[4c24eb0a] | 437 | receives as text
|
---|
[0d50cca] | 438 | </para>
|
---|
[bdf22d74] | 439 | <indexterm zone="alsa-utils aseqdump">
|
---|
| 440 | <primary sortas="b-aseqdump">aseqdump</primary>
|
---|
| 441 | </indexterm>
|
---|
| 442 | </listitem>
|
---|
| 443 | </varlistentry>
|
---|
| 444 |
|
---|
[1d13710] | 445 | <varlistentry id="aseqnet">
|
---|
| 446 | <term><command>aseqnet</command></term>
|
---|
| 447 | <listitem>
|
---|
[0d50cca] | 448 | <para>
|
---|
| 449 | is an ALSA sequencer client which sends and
|
---|
[4c24eb0a] | 450 | receives event packets over a network
|
---|
[0d50cca] | 451 | </para>
|
---|
[1d13710] | 452 | <indexterm zone="alsa-utils aseqnet">
|
---|
| 453 | <primary sortas="b-aseqnet">aseqnet</primary>
|
---|
| 454 | </indexterm>
|
---|
| 455 | </listitem>
|
---|
| 456 | </varlistentry>
|
---|
| 457 |
|
---|
[11839b6f] | 458 | <varlistentry id="axfer">
|
---|
| 459 | <term><command>axfer</command></term>
|
---|
| 460 | <listitem>
|
---|
| 461 | <para>
|
---|
| 462 | is a command-line recorder and player used to transfer audio frames
|
---|
[4c24eb0a] | 463 | between sound devices and files
|
---|
[11839b6f] | 464 | </para>
|
---|
| 465 | <indexterm zone="alsa-utils axfer">
|
---|
| 466 | <primary sortas="b-axfer">axfer</primary>
|
---|
| 467 | </indexterm>
|
---|
| 468 | </listitem>
|
---|
| 469 | </varlistentry>
|
---|
| 470 |
|
---|
[1d13710] | 471 | <varlistentry id="iecset">
|
---|
| 472 | <term><command>iecset</command></term>
|
---|
| 473 | <listitem>
|
---|
[0d50cca] | 474 | <para>
|
---|
| 475 | is a small utility to set or dump the IEC958 (or so-called
|
---|
| 476 | <quote>S/PDIF</quote>) status bits of the specified sound
|
---|
[4c24eb0a] | 477 | card via the ALSA control API
|
---|
[0d50cca] | 478 | </para>
|
---|
[1d13710] | 479 | <indexterm zone="alsa-utils iecset">
|
---|
| 480 | <primary sortas="b-iecset">iecset</primary>
|
---|
| 481 | </indexterm>
|
---|
| 482 | </listitem>
|
---|
| 483 | </varlistentry>
|
---|
| 484 |
|
---|
| 485 | <varlistentry id="speaker-test">
|
---|
| 486 | <term><command>speaker-test</command></term>
|
---|
| 487 | <listitem>
|
---|
[0d50cca] | 488 | <para>
|
---|
[4c24eb0a] | 489 | is a command-line speaker test tone generator for ALSA
|
---|
[0d50cca] | 490 | </para>
|
---|
[1d13710] | 491 | <indexterm zone="alsa-utils speaker-test">
|
---|
| 492 | <primary sortas="b-speaker-test">speaker-test</primary>
|
---|
| 493 | </indexterm>
|
---|
| 494 | </listitem>
|
---|
| 495 | </varlistentry>
|
---|
| 496 |
|
---|
| 497 | </variablelist>
|
---|
| 498 |
|
---|
| 499 | </sect2>
|
---|
[48b7295] | 500 |
|
---|
| 501 | </sect1>
|
---|