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19 commits

Author SHA1 Message Date
Robbert van der Helm
80c3fb8d51 Swap fftw in the stft example out for realfft
The FFTW bindings can't statically link on Windows.
2022-03-28 17:13:23 +02:00
Robbert van der Helm
36d54edae7 Add a constant for sample accurate automation 2022-03-10 18:57:17 +01:00
Robbert van der Helm
bda8ecfb23 Add a biquad for low- and high-pass filters 2022-03-09 13:24:57 +01:00
Robbert van der Helm
be39e19365 Allow FFTW to destroy input arrays
Since they're scratch buffers anyways.
2022-03-08 13:50:45 +01:00
Robbert van der Helm
fd8bd025c8 Implement the reset function everywhere 2022-03-08 00:44:10 +01:00
Robbert van der Helm
115d03a34a Make the window size for configurable 2022-03-07 21:19:38 +01:00
Robbert van der Helm
376c1d7b0a Fix gain compensation in STFT example 2022-03-07 02:04:47 +01:00
Robbert van der Helm
b06e67bde7 Supper non-buffer and non-sidechain inputs in STFT 2022-03-06 22:26:37 +01:00
Robbert van der Helm
e61a42e96f Revert windowing change from 93ab08e
This is actually needed to prevent spectral leakage from IDTFs with
small window sizes.
2022-03-06 19:17:42 +01:00
Robbert van der Helm
93ab08e5d5 Remove post-IDFT windowing in STFT helper
There's no reason to.
2022-03-06 19:08:04 +01:00
Robbert van der Helm
175030b77c Fix STFT example filter normalization 2022-03-06 18:56:07 +01:00
Robbert van der Helm
0f78b02685 Add a simple filter example with FFTW 2022-03-06 17:54:23 +01:00
Robbert van der Helm
601ced9363 Add a license note on the STFT example 2022-03-06 16:14:04 +01:00
Robbert van der Helm
d7ea21f597 Fix clippy lints 2022-03-06 15:41:35 +01:00
Robbert van der Helm
2343485c1c Don't do gain compensation in STFT helper
You'll likely want to add some scaling yourself anyways, so this would
just be a wasted operation since the scaling also depends on your window
function.
2022-03-06 15:36:24 +01:00
Robbert van der Helm
e72203f919 Use the new overlap-add helper in the STFT example
Still without any proper FFT stuff.
2022-03-06 15:28:53 +01:00
Robbert van der Helm
592a908132 Fix samples until next window calculation 2022-03-06 15:11:42 +01:00
Robbert van der Helm
3c62670164 Add proper overlap-add to the StftHelper
Doesn't make much sense without it.
2022-03-06 14:33:30 +01:00
Robbert van der Helm
b416d1630b Add the basis for a simple STFT example
Right now it doesn't do any FFT operations yet, but all the pieces are
in place using the new STFT helper.
2022-03-06 02:07:53 +01:00