Matiq
71870129c2
- Detector computes smoothed spectral envelope - Finds peaks exceeding envelope - Creates per-bin suppression mask - Applies mask in frequency domain before ISTFT - Default params: sharpness=1.0, selectivity=0.5, depth=0.3 Verified: burst500.wav → output RMS reduced from 0.0678 to 0.0476
24 lines
528 B
C++
24 lines
528 B
C++
#pragma once
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#include <cstddef>
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#include <cstdint>
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#include <complex>
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#include <vector>
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class Detector {
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public:
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Detector(size_t nfft, float sample_rate);
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void setParams(float sharpness, float selectivity, float depth);
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void processFrame(const std::complex<double>* spectrum, float* mask);
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private:
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size_t nfft_;
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float sample_rate_;
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float sharpness_;
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float selectivity_;
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float depth_;
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std::vector<float> envelope_;
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std::vector<float> prev_mask_;
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std::vector<float> smooth_buf_;
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};
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