Frank e98858c751 audio FASTPATH, part 2 ...

* introducing sliding window FFT, which effectively doubles the rate of samples - and FFT results - produced per second. As a side-effect, it also makes FFT a bit less noisy.

As sliding window FFT requires double the number of FFT runs, the feature is only enabled on esp32 and esp32-S3.

2024-07-01 16:29:09 +02:00

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