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| author | Justin Worthe <justin.worthe@gmail.com> | 2016-11-06 20:44:48 +0200 |
|---|---|---|
| committer | Justin Worthe <justin.worthe@gmail.com> | 2016-11-06 20:44:48 +0200 |
| commit | da2a138787797bbae1c1f030a9ddf660d85f08bd (patch) | |
| tree | 64b4f1654926518f549420e11d2e516e1d33d0d1 /src/transforms.rs | |
| parent | 75c9880d1a7bb7e54996743989374a45d5a26e49 (diff) | |
Hooked up printing FFT result to screen
It's wrong, but it's showing it on the GUI. I'm calling it a win.
Diffstat (limited to 'src/transforms.rs')
| -rw-r--r-- | src/transforms.rs | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/transforms.rs b/src/transforms.rs index 6b491ac..16478df 100644 --- a/src/transforms.rs +++ b/src/transforms.rs @@ -51,3 +51,8 @@ fn fft_on_sine_wave() { assert!(peak.min_freq <= frequency); assert!(peak.max_freq >= frequency); } + +pub fn hz_to_pitch(hz: f64) -> String { + let pitch_number = 49.0 + 12.0 * (hz / 440.0).log2(); + pitch_number.floor().to_string() +} |