| 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 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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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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| 7 | <!ENTITY alsa-utils-download-http " ">
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| 8 | <!ENTITY alsa-utils-download-ftp "&alsa-download-ftp;/utils/alsa-utils-&alsa-utils-version;.tar.bz2">
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| 9 | <!ENTITY alsa-utils-md5sum "50ae75567459646b843bed78d916b002">
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| 10 | <!ENTITY alsa-utils-size "1.2 MB">
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| 11 | <!ENTITY alsa-utils-buildsize "9.9 MB">
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| 12 | <!ENTITY alsa-utils-time "0.1 SBU">
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| 13 | ]>
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| 14 |
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| 15 | <sect1 id="alsa-utils" xreflabel="alsa-utils-&alsa-utils-version;">
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| 16 | <?dbhtml filename="alsa-utils.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>alsa-utils-&alsa-utils-version;</title>
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| 24 |
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| 25 | <indexterm zone="alsa-utils">
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| 26 | <primary sortas="a-alsa-utils">alsa-utils</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 ALSA Utilities</title>
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| 31 |
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| 32 | <para>
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| 33 | The <application>ALSA Utilities</application> package contains
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| 34 | various utilities which are useful for controlling your sound
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| 35 | card.
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| 36 | </para>
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| 37 |
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| 38 | &lfs82_checked;
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| 39 |
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| 40 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 41 | <itemizedlist spacing="compact">
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| 42 | <listitem>
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| 43 | <para>
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| 44 | Download (HTTP): <ulink url="&alsa-utils-download-http;"/>
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| 45 | </para>
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| 46 | </listitem>
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| 47 | <listitem>
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| 48 | <para>
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| 49 | Download (FTP): <ulink url="&alsa-utils-download-ftp;"/>
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| 50 | </para>
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| 51 | </listitem>
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| 52 | <listitem>
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| 53 | <para>
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| 54 | Download MD5 sum: &alsa-utils-md5sum;
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| 55 | </para>
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| 56 | </listitem>
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| 57 | <listitem>
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| 58 | <para>
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| 59 | Download size: &alsa-utils-size;
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| 60 | </para>
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| 61 | </listitem>
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| 62 | <listitem>
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| 63 | <para>
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| 64 | Estimated disk space required: &alsa-utils-buildsize;
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| 65 | </para>
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| 66 | </listitem>
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| 67 | <listitem>
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| 68 | <para>
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| 69 | Estimated build time: &alsa-utils-time;
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| 70 | </para>
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| 71 | </listitem>
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| 72 | </itemizedlist>
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| 73 |
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| 74 | <bridgehead renderas="sect3">ALSA Utilities Dependencies</bridgehead>
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| 75 |
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| 76 | <bridgehead renderas="sect4">Required</bridgehead>
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| 77 | <para role="required">
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| 78 | <xref linkend="alsa-lib"/>
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| 79 | </para>
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| 80 |
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| 81 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 82 | <para role="optional">
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| 83 | <xref linkend="fftw"/>,
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| 84 | <xref linkend="libsamplerate"/>,
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| 85 | <xref linkend="xmlto"/>, and
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| 86 | <ulink url="http://hightek.org/dialog/">Dialog</ulink>
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| 87 | </para>
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| 88 |
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| 89 | <para condition="html" role="usernotes">User Notes:
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| 90 | <ulink url="&blfs-wiki;/alsa-utils"/>
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| 91 | </para>
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| 92 | </sect2>
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| 93 |
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| 94 | <sect2 role="installation">
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| 95 | <title>Installation of ALSA Utilities</title>
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| 96 |
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| 97 | <para>
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| 98 | Install <application>ALSA Utilities</application> by
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| 99 | running the following commands:
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| 100 | </para>
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| 101 |
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| 102 | <screen><userinput>./configure --disable-alsaconf \
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| 103 | --disable-bat \
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| 104 | --disable-xmlto \
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| 105 | --with-curses=ncursesw &&
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| 106 | make</userinput></screen>
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| 107 |
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| 108 | <para>
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| 109 | This package does not come with a test suite.
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| 110 | </para>
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| 111 |
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| 112 | <para>
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| 113 | Now, as the <systemitem class="username">root</systemitem> user:
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| 114 | </para>
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| 115 |
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| 116 | <screen role="root"><userinput>make install</userinput></screen>
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| 117 |
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| 118 | </sect2>
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| 119 |
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| 120 | <sect2 role="commands">
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| 121 | <title>Command Explanations</title>
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| 122 |
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| 123 | <para>
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| 124 | <parameter>--disable-alsaconf</parameter>: This switch disables building
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| 125 | the <command>alsaconf</command> configuration tool which is incompatible
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| 126 | with <application>Udev</application>.
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| 127 | </para>
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| 128 |
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| 129 | <para>
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| 130 | <parameter>--disable-xmlto</parameter>: Omit this switch if you have
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| 131 | installed <xref linkend="xmlto"/> and wish to regenerate the man pages.
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| 132 | </para>
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| 133 |
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| 134 | <para>
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| 135 | <parameter>--disable-bat</parameter>: Omit this switch if you have
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| 136 | installed <xref linkend="fftw"/> and wish to
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| 137 | install the Basic Audio Tester (BAT).
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| 138 | </para>
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| 139 |
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| 140 | <para>
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| 141 | <parameter>--with-curses=ncursesw</parameter>: This switch forces the
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| 142 | use of wide-character ncurses libraries.
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| 143 | </para>
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| 144 |
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| 145 | </sect2>
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| 146 |
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| 147 | <sect2 role="configuration">
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| 148 | <title>Configuring ALSA Utilities</title>
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| 149 |
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| 150 | <sect3 id="alsa-utils-config">
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| 151 | <title>Config Files</title>
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| 152 |
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| 153 | <para>
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| 154 | <filename>/var/lib/alsa/asound.state</filename>
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| 155 | </para>
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| 156 |
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| 157 | <indexterm zone="alsa-utils alsa-utils-config">
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| 158 | <primary sortas="e-var-lib-alsa-asound.state">/var/lib/alsa/asound.state</primary>
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| 159 | </indexterm>
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| 160 |
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| 161 | </sect3>
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| 162 |
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| 163 | <sect3>
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| 164 | <title>Configuration Information</title>
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| 165 |
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| 166 | <para>
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| 167 | Note that all channels of your sound card are muted by default.
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| 168 | You can use the <command>alsamixer</command> program to change
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| 169 | this. Use <command>speaker-test</command> to check that your
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| 170 | settings have been applied correctly. You should hear
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| 171 | <quote>pink noise</quote> on your speakers.
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| 172 | </para>
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| 173 |
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| 174 | <para>
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| 175 | The <filename>alsactl</filename> program is normally run from a
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| 176 | standard <application>udev</application> rule. The first time it
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| 177 | is run, it will complain that there is no state in
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| 178 | <filename>/var/lib/alsa/asound.state</filename>. You can prevent
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| 179 | this by running the following commands as the
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| 180 | <systemitem class="username">root</systemitem> user:
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| 181 | </para>
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| 182 |
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| 183 | <screen role="root"><userinput>alsactl -L store</userinput></screen>
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| 184 |
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| 185 | <para>
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| 186 | The volume settings should be restored from the saved state by
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| 187 | <application>Udev</application> when the device is detected
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| 188 | (during boot or when plugged in for USB devices).
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| 189 | </para>
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| 190 |
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| 191 | <para>
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| 192 | All sound devices are not accessible for any user except
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| 193 | <systemitem class="username">root</systemitem> and members of the
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| 194 | <systemitem class="groupname">audio</systemitem> group. Add any
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| 195 | users that might use the sound devices to that group:
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| 196 | </para>
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| 197 |
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| 198 | <screen role="root"><userinput>usermod -a -G audio <replaceable><username></replaceable></userinput></screen>
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| 199 |
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| 200 | <note>
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| 201 | <para>
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| 202 | You may need to log out and back in again to refresh your group
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| 203 | memberships. '<command>su <replaceable><username></replaceable></command>'
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| 204 | should work as well.
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| 205 | </para>
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| 206 | </note>
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| 207 |
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| 208 | </sect3>
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| 209 |
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| 210 | <sect3 id="alsa-utils-init" revision="sysv">
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| 211 | <title>Boot Script</title>
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| 212 |
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| 213 | <indexterm zone="alsa-utils alsa-utils-init">
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| 214 | <primary sortas="f-alsa">alsa</primary>
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| 215 | </indexterm>
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| 216 |
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| 217 | <para>
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| 218 | To automatically store and restore volume settings (if udev rule doesn't
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| 219 | work for you) when the system is rebooted, install the
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| 220 | <filename>/etc/rc.d/init.d/alsa</filename> boot script from the
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| 221 | <xref linkend="bootscripts" revision="sysv"/>
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| 222 | <xref linkend="systemd-units" revision="systemd"/> package.
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| 223 | </para>
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| 224 |
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| 225 | <screen role="root"><userinput>make install-alsa</userinput></screen>
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| 226 |
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| 227 | </sect3>
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| 228 |
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| 229 | </sect2>
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| 230 |
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| 231 | <sect2 role="content">
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| 232 | <title>Contents</title>
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| 233 |
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| 234 | <segmentedlist>
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| 235 | <segtitle>Installed Programs</segtitle>
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| 236 | <segtitle>Installed Libraries</segtitle>
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| 237 | <segtitle>Installed Directories</segtitle>
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| 238 |
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| 239 | <seglistitem>
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| 240 | <seg>
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| 241 | aconnect, alsaloop, alsamixer, alsatplg,
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| 242 | alsaucm, amidi, amixer, aplay, aplaymidi, arecord (symlink),
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| 243 | arecordmidi, aseqdump, iaseqnet, iecset, and speaker-test
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| 244 | </seg>
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| 245 | <seg>
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| 246 | None
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| 247 | </seg>
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| 248 | <seg>
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| 249 | /usr/share/sounds/alsa and /var/lib/alsa
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| 250 | </seg>
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| 251 | </seglistitem>
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| 252 | </segmentedlist>
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| 253 |
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| 254 | <variablelist>
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| 255 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 256 | <?dbfo list-presentation="list"?>
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| 257 | <?dbhtml list-presentation="table"?>
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| 258 |
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| 259 | <varlistentry id="aconnect">
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| 260 | <term><command>aconnect</command></term>
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| 261 | <listitem>
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| 262 | <para>
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| 263 | is a utility for connecting and disconnecting two
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| 264 | existing ports in the ALSA sequencer system.
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| 265 | </para>
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| 266 | <indexterm zone="alsa-utils aconnect">
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| 267 | <primary sortas="b-aconnect">aconnect</primary>
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| 268 | </indexterm>
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| 269 | </listitem>
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| 270 | </varlistentry>
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| 271 |
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| 272 | <varlistentry id="alsaloop">
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| 273 | <term><command>alsaloop</command></term>
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| 274 | <listitem>
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| 275 | <para>
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| 276 | allows creation of a PCM loopback between a PCM capture
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| 277 | device and a PCM playback device.
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| 278 | </para>
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| 279 | <indexterm zone="alsa-utils alsaloop">
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| 280 | <primary sortas="b-alsaloop">alsaloop</primary>
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| 281 | </indexterm>
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| 282 | </listitem>
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| 283 | </varlistentry>
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| 284 |
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| 285 | <varlistentry id="alsamixer">
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| 286 | <term><command>alsamixer</command></term>
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| 287 | <listitem>
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| 288 | <para>
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| 289 | is an Ncurses based mixer program for use with
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| 290 | the ALSA sound card drivers.
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| 291 | </para>
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| 292 | <indexterm zone="alsa-utils alsamixer">
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| 293 | <primary sortas="b-alsamixer">alsamixer</primary>
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| 294 | </indexterm>
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| 295 | </listitem>
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| 296 | </varlistentry>
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| 297 |
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| 298 | <varlistentry id="alsaucm">
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| 299 | <term><command>alsaucm</command></term>
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| 300 | <listitem>
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| 301 | <para>
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| 302 | allows applications to access the hardware in an abstracted manner
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| 303 | </para>
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| 304 | <indexterm zone="alsa-utils alsaucm">
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| 305 | <primary sortas="b-alsaucm">alsaucm</primary>
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| 306 | </indexterm>
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| 307 | </listitem>
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| 308 | </varlistentry>
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| 309 |
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| 310 | <varlistentry id="amidi">
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| 311 | <term><command>amidi</command></term>
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| 312 | <listitem>
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| 313 | <para>
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| 314 | is used to read from and write to ALSA
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| 315 | RawMIDI ports.
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| 316 | </para>
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| 317 | <indexterm zone="alsa-utils amidi">
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| 318 | <primary sortas="b-amidi">amidi</primary>
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| 319 | </indexterm>
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| 320 | </listitem>
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| 321 | </varlistentry>
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| 322 |
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| 323 | <varlistentry id="amixer">
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| 324 | <term><command>amixer</command></term>
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| 325 | <listitem>
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| 326 | <para> allows command-line control of the mixers for the
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| 327 | ALSA sound card drivers.</para>
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| 328 | <indexterm zone="alsa-utils amixer">
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| 329 | <primary sortas="b-amixer">amixer</primary>
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| 330 | </indexterm>
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| 331 | </listitem>
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| 332 | </varlistentry>
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| 333 |
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| 334 | <varlistentry id="aplay">
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| 335 | <term><command>aplay</command></term>
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| 336 | <listitem>
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| 337 | <para>
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| 338 | is a command-line soundfile player for the
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| 339 | ALSA sound card drivers.
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| 340 | </para>
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| 341 | <indexterm zone="alsa-utils aplay">
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| 342 | <primary sortas="b-aplay">aplay</primary>
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| 343 | </indexterm>
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| 344 | </listitem>
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| 345 | </varlistentry>
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| 346 |
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| 347 | <varlistentry id="aplaymidi">
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| 348 | <term><command>aplaymidi</command></term>
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| 349 | <listitem>
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| 350 | <para>
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| 351 | is a command-line utility that plays the specified
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| 352 | MIDI file(s) to one or more ALSA sequencer ports.
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| 353 | </para>
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| 354 | <indexterm zone="alsa-utils aplaymidi">
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| 355 | <primary sortas="b-aplaymidi">aplaymidi</primary>
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| 356 | </indexterm>
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| 357 | </listitem>
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| 358 | </varlistentry>
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| 359 |
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| 360 | <varlistentry id="arecord">
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| 361 | <term><command>arecord</command></term>
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| 362 | <listitem>
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| 363 | <para>
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| 364 | is a command-line soundfile recorder for the
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| 365 | ALSA sound card drivers.
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| 366 | </para>
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| 367 | <indexterm zone="alsa-utils arecord">
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| 368 | <primary sortas="b-arecord">arecord</primary>
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| 369 | </indexterm>
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| 370 | </listitem>
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| 371 | </varlistentry>
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| 372 |
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| 373 | <varlistentry id="arecordmidi">
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| 374 | <term><command>arecordmidi</command></term>
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| 375 | <listitem>
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| 376 | <para>
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| 377 | is a command-line utility that records a standard
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| 378 | MIDI file from one or more ALSA sequencer ports.
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| 379 | </para>
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| 380 | <indexterm zone="alsa-utils arecordmidi">
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| 381 | <primary sortas="b-arecordmidi">arecordmidi</primary>
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| 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="aseqdump">
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| 387 | <term><command>aseqdump</command></term>
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| 388 | <listitem>
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| 389 | <para>
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| 390 | is a command-line utility that prints the sequencer events it
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| 391 | receives as text.
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| 392 | </para>
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| 393 | <indexterm zone="alsa-utils aseqdump">
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| 394 | <primary sortas="b-aseqdump">aseqdump</primary>
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| 395 | </indexterm>
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| 396 | </listitem>
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| 397 | </varlistentry>
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| 398 |
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| 399 | <varlistentry id="aseqnet">
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| 400 | <term><command>aseqnet</command></term>
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| 401 | <listitem>
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| 402 | <para>
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| 403 | is an ALSA sequencer client which sends and
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| 404 | receives event packets over a network.
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| 405 | </para>
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| 406 | <indexterm zone="alsa-utils aseqnet">
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| 407 | <primary sortas="b-aseqnet">aseqnet</primary>
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| 408 | </indexterm>
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| 409 | </listitem>
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| 410 | </varlistentry>
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| 411 |
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| 412 | <varlistentry id="iecset">
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| 413 | <term><command>iecset</command></term>
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| 414 | <listitem>
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| 415 | <para>
|
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| 416 | is a small utility to set or dump the IEC958 (or so-called
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| 417 | <quote>S/PDIF</quote>) status bits of the specified sound
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| 418 | card via the ALSA control API.
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| 419 | </para>
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| 420 | <indexterm zone="alsa-utils iecset">
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| 421 | <primary sortas="b-iecset">iecset</primary>
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| 422 | </indexterm>
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| 423 | </listitem>
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| 424 | </varlistentry>
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| 425 |
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| 426 | <varlistentry id="speaker-test">
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| 427 | <term><command>speaker-test</command></term>
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| 428 | <listitem>
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| 429 | <para>
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| 430 | is a command-line speaker test tone generator for ALSA.
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| 431 | </para>
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| 432 | <indexterm zone="alsa-utils speaker-test">
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| 433 | <primary sortas="b-speaker-test">speaker-test</primary>
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| 434 | </indexterm>
|
|---|
| 435 | </listitem>
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|---|
| 436 | </varlistentry>
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|---|
| 437 |
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| 438 | </variablelist>
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| 439 |
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| 440 | </sect2>
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| 441 |
|
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| 442 | </sect1>
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|---|
