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27 lines
849 B
C++
27 lines
849 B
C++
#pragma once
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#include <functional>
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#include <memory>
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#include <optional>
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#include <aubio/aubio.h>
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#include <aubio/onset/onset.h>
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#include <SFML/Config.hpp>
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// Thanks stack overflow !
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// https://stackoverflow.com/a/54121092/10768117
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template <auto F>
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struct Functor {
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template <typename... Args>
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auto operator()(Args&&... args) const { return std::invoke(F, std::forward<Args>(args)...); }
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};
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namespace aubio {
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using _aubio_onset_t_unique_ptr = std::unique_ptr<aubio_onset_t, Functor<del_aubio_onset>>;
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struct onset_detector : _aubio_onset_t_unique_ptr {
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template <typename... Args>
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onset_detector(Args&&... args) : _aubio_onset_t_unique_ptr(new_aubio_onset(std::forward<Args>(args)...)) {}
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// takes in Mono samples
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std::optional<std::size_t> detect(const std::vector<sf::Int16>& samples);
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};
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} |