C DTMF Encoder
A DTMF encoder written in C. It produces a WAV file as output. It requires no depedencies outside of the C standard library.
Usage
dtmfencode <wave file> <dtmf> <width> <spacing>
- wave file
- Destination WAV file
- dtmf
- DTMF string
- width
- Milliseconds each DTMF digit should last
- spacing
- Milliseconds between each DTMF digits