Goertzel

Tone decoding library based on the Goertzel algorithm

Author
Sebastian Westerhold (AI5GW)
Website
https://github.com/AI5GW/Goertzel
Category
Data Processing
License
GPL 3.0
Library Type
Contributed
Architectures
Any

The Goertzel algorithm is a fast and resource-efficient way of evaluating just a small portion of a discrete Fourier transform (DFT). This library implements this algorithm for (multi-)tone decoding (DTMF, FSK, etc.).

Downloads

Filename Release Date File Size
Goertzel-1.0.0.zip 2022-09-17 20.79 KiB