3 ms·
Not a DSP expect by any means, but I think you can do better pitch detection without using an FFT. Instead, you want something like auto-correlation: https://e
by munificent 6y ago
Not a DSP expect by any means, but I think you can do better pitch detection without using an FFT. Instead, you want something like auto-correlation:
https://en.wikipedia.org/wiki/Autocorrelation https://en.wikipedia.org/wiki/Autocorrelation
- whiw 6y agoI'm not sure it is better, unless you can do autocorrelation in hardware without using an fft. This option is unavailable on standard PCs. If done in software then a simple implementation of autocorrelation is O(n^2). An efficient implemementation is O(n.log(n)) (it uses two ffts).