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Fix audio_fft outputing phase instead of magnitude

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This commit is contained in:
Lucas Schumacher 2024-05-12 15:17:59 -04:00
parent 162220aa72
commit 24d9fc7972
1 changed files with 6 additions and 1 deletions
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7
src/app/audio_fft.rs
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@ -54,7 +54,12 @@ impl AudioFFT {
.send(("FFT Output", PlotData::Bode32(fft_out.clone())))
.unwrap();
fft_in.clear();
let output: Vec<u8> = fft_out.iter().map(|c| (c.arg() * 255.0) as u8).collect();
let output: Vec<u8> = fft_out
.iter()
.map(|c| {
(((c.re * c.re) + (c.im * c.im)).sqrt() / size as f32 * 255.0) as u8
})
.collect();
assert_eq!(output_len, output.len());
plot_tx
.send(("FFT Processed Output", PlotData::U8(output.clone())))