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<!--
$NCDId: @(#)audial.man,v 1.10 1994/06/01 17:42:30 greg Exp $
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<html>
<head>
<title>AUDIAL(1) manual page</title>
</head>
<body bgcolor='#efefef' text='black' link='blue' vlink='#551A8B' alink='red'>
<a href='#toc'>Table of Contents</a><p>
<h2><a name='sect0' href='#toc0'>Name</a></h2>
audial - generate or recognize touch tones for North American telephones
<h2><a name='sect1' href='#toc1'>Synopsis</a></h2>
<b>audial</b> [-audio <i>servername</i>] [-volume <i>0-100</i>] [-spacing <i>milliseconds</i>]
[-pause <i>milliseconds</i>] [-duration <i>milliseconds</i>] <i>dialstring</i> <p>
<b>audial</b> -recognize
[-microphone] [-gain <i>0-100</i>] [-time <i>seconds</i>]
<h2><a name='sect2' href='#toc2'>Description</a></h2>
The <i>audial</i> program generates
touch tones suitable for dialing a North American telephone. <i>audial</i> can
also recognize touch tones and produce the corresponding string.
<h2><a name='sect3' href='#toc3'>General
Options</a></h2>
The following options may be used in either dial or recognition
mode:
<dl>
<dt><b>-audio </b><i>servername</i> </dt>
<dd>This option specifies the Network Audio System server
on which the files should be played. </dd>
</dl>
<h2><a name='sect4' href='#toc4'>Dial Options</a></h2>
The following options may
be used in dial mode:
<dl>
<dt><b>-volume </b><i>0-100</i> </dt>
<dd>This option specifies the volume at which
the data should be played as a percentage of the maximum possible volume.
The default is 100 percent. </dd>
<dt><b>-spacing </b><i>milliseconds</i> </dt>
<dd>This option specifies
the number of milliseconds to wait in between each digit. The default is
100. </dd>
<dt><b>-pause </b><i>milliseconds</i> </dt>
<dd>This option specifies the number of milliseconds
to wait whenever a comma (,) is used in a dial string. The default is 400.
</dd>
<dt><b>-duration </b><i>milliseconds</i> </dt>
<dd>This option specifies the duration of each tone in
milliseconds. The default is 100. </dd>
</dl>
<h2><a name='sect5' href='#toc5'>Dialing String</a></h2>
The following characters
may be used in a dialing string:
<dl>
<dt><i>0123456789*#</i> </dt>
<dd>The corresponding touch tone
is generated. </dd>
<dt><i>abcd</i> </dt>
<dd>Tones representing the 4 "function" keys often found
on a keypad are generated. </dd>
<dt><i>,</i> </dt>
<dd>A blank tone whose length is specified by the
<i>-pause</i> option is generated. </dd>
</dl>
<p>
Any other characters are ignored.
<h2><a name='sect6' href='#toc6'>Recognition
Options</a></h2>
<dl>
<dt><b>-recognize</b> </dt>
<dd>Enables recognition mode. <i>audial</i> will attempt to recognize
touch tones from the input device and output the corresponding character.
</dd>
<dt><b>-microphone</b> </dt>
<dd>Use microphone gain levels on the audio input device. If a microphone
is plugged into the audio input jack, this option should be used. </dd>
<dt><b>-gain </b><i>0-100</i>
</dt>
<dd>This option specifies the input gain level. The default is 95. </dd>
<dt><b>-time </b><i>seconds</i>
</dt>
<dd>This option specifies how long to attempt the recognition. The default
is forever. </dd>
</dl>
<h2><a name='sect7' href='#toc7'>Environment Variables</a></h2>
<p>
The following environment variables are
used by <i>audial</i>:
<dl>
<dt><b>AUDIOSERVER</b> </dt>
<dd>This specifies the name of default audio server
to contact if no name is explicitly given on the command line. </dd>
<dt><b>DISPLAY</b>
</dt>
<dd>This specifies the name of an X Window System display that should be assumed
to also have a corresponding Network Audio System server. </dd>
</dl>
<h2><a name='sect8' href='#toc8'>See Also</a></h2>
<a href='nas.1.html'>nas(1)</a>
<h2><a name='sect9' href='#toc9'>Copyright</a></h2>
Copyright 1993, 1994 Network Computing Devices, Inc.
<h2><a name='sect10' href='#toc10'>Authors</a></h2>
Greg
Renda, Network Computing Devices, Inc. <br>
Kevin Martin, Network Computing Devices, Inc. <p>
<hr><p>
<a name='toc'><b>Table of Contents</b></a><p>
<ul>
<li><a name='toc0' href='#sect0'>Name</a></li>
<li><a name='toc1' href='#sect1'>Synopsis</a></li>
<li><a name='toc2' href='#sect2'>Description</a></li>
<li><a name='toc3' href='#sect3'>General Options</a></li>
<li><a name='toc4' href='#sect4'>Dial Options</a></li>
<li><a name='toc5' href='#sect5'>Dialing String</a></li>
<li><a name='toc6' href='#sect6'>Recognition Options</a></li>
<li><a name='toc7' href='#sect7'>Environment Variables</a></li>
<li><a name='toc8' href='#sect8'>See Also</a></li>
<li><a name='toc9' href='#sect9'>Copyright</a></li>
<li><a name='toc10' href='#sect10'>Authors</a></li>
</ul>
</body>
</html>
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