dtmf - dual tone multi frequency generate and detect
(-i item) (-g string) file
is a program to generate or detect DTMF tones as used for
dialling on touch tone telephones. The default action is
to scan a speech item for tones and to save the decoded
tones as annotations. However the program can also generate
a tone sequence, given a telephone number as a command line
Identify program name and version number.
Select input speech item (detection)
Specify string of tones to generate.
Speech signal containing DTMF tones
Generated DTMF tone sequence.
Detected DTMF tones
Fri Jul 09 14:54:42 2004