GetMeterUsingTatumQuantizationFit.cpp File Reference

#include "GetMeterUsingTatumQuantizationFit.h"
#include "IteratorX.h"
#include "MapToPositiveHalfIndex.h"
#include "MirDsp.h"
#include "MirTypes.h"
#include "MirUtils.h"
#include "MusicInformationRetrieval.h"
#include <array>
#include <cassert>
#include <cmath>
#include <map>
#include <numeric>
#include <regex>
#include <unordered_map>
#include <unordered_set>

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Classes
struct	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::BarDivision

Namespaces
namespace	MIR
namespace	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}

Typedefs
using	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::PossibleDivHierarchies = std::unordered_map< int, std::vector< BarDivision > >

Functions
PossibleDivHierarchies	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::GetPossibleDivHierarchies (double audioFileDuration)
int	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::GetOnsetLag (const std::vector< float > &odf, int numTatums)
double	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::GetQuantizationDistance (const std::vector< int > &peakIndices, const std::vector< float > &peakValues, size_t size, int numDivisions, int lag)
OnsetQuantization	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::RunQuantizationExperiment (const std::vector< float > &odf, const std::vector< int > &peakIndices, const std::vector< float > &peakValues, const std::vector< int > &possibleNumTatums, QuantizationFitDebugOutput *debugOutput)
std::optional< TimeSignature >	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::GetTimeSignature (const BarDivision &barDivision, int numTatums)
double	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::GetTimeSignatureLikelihood (const std::optional< TimeSignature > &ts, double bpm)
double	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::GetBeatSelfSimilarityScore (double odfAutoCorrSampleRate, double bpm, const std::vector< float > &odfAutoCorr, int odfAutocorrFullSize, QuantizationFitDebugOutput *debugOutput)
size_t	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::GetBestBarDivisionIndex (const std::vector< BarDivision > &possibleBarDivisions, double audioFileDuration, int numTatums, const std::vector< float > &odf, QuantizationFitDebugOutput *debugOutput)
MusicalMeter	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::GetMostLikelyMeterFromQuantizationExperiment (const std::vector< float > &odf, int numTatums, std::vector< BarDivision > possibleBarDivisions, double audioFileDuration, QuantizationFitDebugOutput *debugOutput)
bool	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::IsSingleEvent (const std::vector< int > &peakIndices, const std::vector< float > &peakValues)
std::optional< MusicalMeter >	MIR::GetMeterUsingTatumQuantizationFit (const MirAudioReader &audio, FalsePositiveTolerance tolerance, const std::function< void(double)> &progressCallback, QuantizationFitDebugOutput *debugOutput)
	Get the BPM of the given audio file, using the Tatum Quantization Fit method. More...

Variables
constexpr auto	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::minTatumsPerMinute = 100
constexpr auto	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::maxTatumsPerMinute = 700
constexpr auto	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::minBpm = 50.
constexpr auto	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::maxBpm = 200.
constexpr auto	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::minBeatsPerBar = 2
constexpr auto	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::maxBeatsPerBar = 4
constexpr std::array< std::pair< int, int >, 9 >	MIR::anonymous_namespace{GetMeterUsingTatumQuantizationFit.cpp}::possibleTatumsPerBeat