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<?xml version="1.0" encoding="UTF-8"?>
<!--
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) ????-2006 - INRIA - Scilab
*
* This file must be used under the terms of the CeCILL.
* This source file is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at
* http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
*
-->
<refentry xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:svg="http://www.w3.org/2000/svg" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:db="http://docbook.org/ns/docbook" xmlns:scilab="http://www.scilab.org" xml:lang="en" xml:id="playsnd">
<refnamediv>
<refname>playsnd</refname>
<refpurpose>sound player facility</refpurpose>
</refnamediv>
<refsynopsisdiv>
<title>Calling Sequence</title>
<synopsis>[]=playsnd(y)
[]=playsnd(y,rate,bits [,command])
</synopsis>
</refsynopsisdiv>
<refsection>
<title>Arguments</title>
<variablelist>
<varlistentry>
<term>y</term>
<listitem>
<para>A matrix. Each line describes a channel</para>
</listitem>
</varlistentry>
<varlistentry>
<term>fs</term>
<listitem>
<para>real number, sampling frequency (default value is 22050).</para>
</listitem>
</varlistentry>
<varlistentry>
<term>bits</term>
<listitem>
<para>real number, number of bits (usually 8 or 16). Unused yet.</para>
</listitem>
</varlistentry>
<varlistentry>
<term>command</term>
<listitem>
<para>Only used on Unix systems it gives the name of the command to use for playing sound
(wav) files. The default value is <literal>play</literal>. If set <literal>/dev/audio</literal> then
a 8 bits mu-law raw sound file is created and send to <literal>/dev/audio</literal>
</para>
</listitem>
</varlistentry>
</variablelist>
</refsection>
<refsection>
<title>Description</title>
<para>Plays a multi channel signal given by a Scilab matrix were sound is sampled at rate given by
<literal>rate</literal>.
</para>
</refsection>
<refsection>
<title>Examples</title>
<programlisting role="example"><![CDATA[
// a two channel signal
y=loadwave("SCI/modules/sound/demos/chimes.wav");
playsnd(y)
]]></programlisting>
</refsection>
<refsection role="see also">
<title>See Also</title>
<simplelist type="inline">
<member>
<link linkend="lin2mu">lin2mu</link>
</member>
<member>
<link linkend="wavread">wavread</link>
</member>
</simplelist>
</refsection>
</refentry>
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