extract DTMF from WAV file

Thu Dec 7 18:12:03 UTC 2006

On Wed, Dec 06, 2006 at 07:40:15PM -0500, Alan Cohen wrote:
> Anyone know of a utility that will (STDIN) read a .WAV file, search
> through it and (STDOUT) write out a string of any DTMF tones it found in
> the file? (An alternative would be an appropriate perl module.)

http://www.sephail.net/projects/dtmfkit/ expects to use a sound card.
Probably wouldn't be too hard to modify to work from files instead.

--
Len Sorensen
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