AUDIAL(1)AUDIAL(1)NAME
audial - generate or recognize touch tones for North American tele‐
phones
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 when‐
ever a comma (,) is used in a dial string. The default is 400.
-duration milliseconds
This option specifies the duration of each tone in millisec‐
onds. 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 key‐
pad 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 ALSOnas(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 AUDIAL(1)