cepstral.hpp

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// toolboxes/audio/include/nk/audio/spectral/cepstral.hpp
//
// Audio Cycle D: cepstral coefficient extractors.
 
#pragma once
 
#include <memory_resource>
#include <nk/value/value.hpp>
#include <tuple>
 
namespace nk::audio {

 

Value cepstralCoefficients(const Value &                S,
                           int                          numCoeffs = 13,
                           std::pmr::memory_resource *  mr        = nullptr);

std::tuple<Value, Value, Value>
mfcc(const Value &                x,
     double                       fs,
     int                          numCoeffs = 13,
     std::pmr::memory_resource *  mr        = nullptr);

std::tuple<Value, Value, Value>
gtcc(const Value &                x,
     double                       fs,
     int                          numCoeffs = 13,
     std::pmr::memory_resource *  mr        = nullptr);
 

} // namespace nk::audio