Scroll to navigation

AUDIAL(1) General Commands Manual AUDIAL(1)

NAME

audial - generate or recognize touch tones for North American telephones

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:

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:

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.
This option specifies the number of milliseconds to wait in between each digit. The default is 100.
This option specifies the number of milliseconds to wait whenever a comma (,) is used in a dial string. The default is 400.
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.
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

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

ENVIRONMENT VARIABLES

The following environment variables are used by audial:

This specifies the name of default audio server to contact if no name is explicitly given on the command line.
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.

1.9.4