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Man Pages


Manual Reference Pages  -  AUDIAL (1)

NAME

audial - generate or recognize touch tones for North American telephones

CONTENTS

Synopsis
Description
General Options
Dial Options
Recognition Options
Copyright
Authors

SYNOPSIS

audial [-audio servername] [-volume 0-100] [-spacing milliseconds] [-pause milliseconds] [-duration milliseconds] dialstring

audial -recognize [-microphone] [-gain 0-100] [-time seconds]

DESCRIPTION

The audial program generates touch tones suitable for dialing a North American telephone. audial can also recognize touch tones and produce the corresponding string.

GENERAL OPTIONS

The following options may be used in either dial or recognition mode:
-audio servername
  This option specifies the Network Audio System server on which the files should be played.

DIAL OPTIONS

The following options may be used in dial mode:
-volume 0-100
  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.
-spacing milliseconds
  This option specifies the number of milliseconds to wait in between each digit. The default is 100.
-pause milliseconds
  This option specifies the number of milliseconds to wait whenever a comma (,) is used in a dial string. The default is 400.
-duration milliseconds
  This option specifies the duration of each tone in milliseconds. The default is 100.

DIALING STRING

The following characters may be used in a dialing string:
0123456789*#
  The corresponding touch tone is generated.
abcd Tones representing the 4 "function" keys often found on a keypad are generated.
, A blank tone whose length is specified by the -pause option is generated.
Any other characters are ignored.

RECOGNITION OPTIONS

-recognize Enables recognition mode. audial will attempt to recognize touch tones from the input device and output the corresponding character.
-microphone
  Use microphone gain levels on the audio input device. If a microphone is plugged into the audio input jack, this option should be used.
-gain 0-100
  This option specifies the input gain level. The default is 95.
-time seconds
  This option specifies how long to attempt the recognition. The default is forever.

ENVIRONMENT VARIABLES

The following environment variables are used by audial:
AUDIOSERVER
  This specifies the name of default audio server to contact if no name is explicitly given on the command line.
DISPLAY This specifies the name of an X Window System display that should be assumed to also have a corresponding Network Audio System server.

SEE ALSO

nas(1)

COPYRIGHT

Copyright 1993, 1994 Network Computing Devices, Inc.

AUTHORS

Greg Renda, Network Computing Devices, Inc.
Kevin Martin, Network Computing Devices, Inc.
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AUDIAL (1) 1.9.4

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