Dialogic 6.2 - Manual (Page 171)

wave
November 2009 171
Pressing the following keys on the telephone keypad affect the speed
and volume at which the application plays back speech:
1 = increases the gain
2 = decreases the gain
3 = increases the speed
4 = decreases the speed
Bfv API debug mode is turned on. The btcall.cfg file is the user
configuration file. The wave program is found in the app.src
directory.
Command Syntax
wave [options]
Requires one -p or -r argument.
Note: Using 8-bit 8 kHz and 8-bit 11 kHz Linear recording formats
for .wav files can produce poor quality with extra noise. If
recording in Linear format, use 16-bit 8 kHz for .wav files.
These rates produce better quality recording and are much
closer to the format used on the phone line.
Arguments (Options)
-c
Call given number, else wait for ring.
-f
Specify record coding format; use the number of
the format or one of the following names. If
there is no number specified, you must use the
name.
pcm_ulaw
pcm_ulaw64
pcm_ulaw88
pcm_alaw
pcm_alaw64
pcm_alaw88
linear
linear128
linear176
linear64
linear88
2
3
4
-l
Loop forever, sending or receiving.
-n
Specify recording time in seconds.
-p
Play.
-r
Record (default 10 seconds).
-u
Use specified channel.
Name of the file to play or record.