Fabio
c36510c21e
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45 lines
1.1 KiB
C++
45 lines
1.1 KiB
C++
#pragma once
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#include "engine/models/demucs/assets.h"
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#include "engine/framework/audio/fft.h"
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#include <cstddef>
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#include <complex>
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#include <cstdint>
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#include <memory>
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#include <vector>
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namespace engine::models::demucs {
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class HTDemucsPostprocessor {
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public:
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HTDemucsPostprocessor(
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const HTDemucsConfig & config,
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size_t fft_threads,
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const std::vector<float> & stft_window);
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void combine_chunk_into(
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const float * freq_output,
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const float * time_output,
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int64_t input_samples,
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float freq_mean,
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float freq_std,
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float time_mean,
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float time_std,
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float * output);
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private:
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HTDemucsConfig config_;
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size_t fft_threads_ = 1;
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std::vector<float> stft_window_;
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std::shared_ptr<engine::audio::RealFFTPlan> fft_plan_;
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std::vector<float> window_sq_;
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std::vector<float> window_sums_;
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std::vector<float> window_inverse_;
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std::vector<std::complex<float>> spectrum_;
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std::vector<float> framed_;
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std::vector<float> accum_;
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float fft_scale_ = 1.0f;
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};
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} // namespace engine::models::demucs
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