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/*
* ciXtractFeature.cpp
*
* Created by Andrea Cuius
* Nocte Studio Ltd. Copyright 2013 . All rights reserved.
*
* www.nocte.co.uk
*
*/
#include "ciXtractFeature.h"
#include "ciXtract.h"
using namespace ci;
using namespace ci::app;
using namespace std;
// ------------------------------------------------------------------------------------------------ //
// ------------------------------------------------------------------------------------------------ //
// *************************************** VECTOR FEATURES **************************************** //
// ------------------------------------------------------------------------------------------------ //
// ------------------------------------------------------------------------------------------------ //
// Spectrum //
// ------------------------------------------------------------------------------------------------ //
ciXtractSpectrum::ciXtractSpectrum( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_SPECTRUM, name, CI_XTRACT_VECTOR, {}, PCM_SIZE, FFT_SIZE )
{
mData = mXtract->getPcmData();
mResult = std::shared_ptr<double>( new double[PCM_SIZE] );
// params
mParams["sample_rate_N"] = { SAMPLERATE / (double)PCM_SIZE, CI_XTRACT_PARAM_DOUBLE };
mParams["dc"] = { false, CI_XTRACT_PARAM_BOOL };
mParams["norm"] = { false, CI_XTRACT_PARAM_BOOL };
mParams["type"] = { XTRACT_MAGNITUDE_SPECTRUM, CI_XTRACT_PARAM_ENUM,
{ { "Magnitude", XTRACT_MAGNITUDE_SPECTRUM }, { "Log Magnitude", XTRACT_LOG_MAGNITUDE_SPECTRUM }, { "Power", XTRACT_POWER_SPECTRUM }, { "Log Power", XTRACT_LOG_POWER_SPECTRUM } } };
xtract_init_fft( PCM_SIZE, XTRACT_SPECTRUM );
}
void ciXtractSpectrum::update()
{
mArgd[0] = mParams["sample_rate_N"].val;
mArgd[1] = mParams["type"].val;
mArgd[2] = mParams["dc"].val;
mArgd[3] = mParams["norm"].val;
xtract_spectrum( mData.get(), mDataN, mArgd, mResult.get() );
}
// Autocorrelation //
// ------------------------------------------------------------------------------------------------ //
ciXtractAutocorrelation::ciXtractAutocorrelation( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_AUTOCORRELATION, name, CI_XTRACT_VECTOR, {}, PCM_SIZE, FFT_SIZE )
{
mData = mXtract->getPcmData();
mResult = std::shared_ptr<double>( new double[PCM_SIZE] );
}
void ciXtractAutocorrelation::update()
{
xtract_autocorrelation( mData.get(), mDataN, NULL, mResult.get() );
}
// AutoCorrelationFft //
// ------------------------------------------------------------------------------------------------ //
ciXtractAutocorrelationFft::ciXtractAutocorrelationFft( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_AUTOCORRELATION_FFT, name, CI_XTRACT_VECTOR, {}, PCM_SIZE, FFT_SIZE )
{
mData = mXtract->getPcmData();
mResult = std::shared_ptr<double>( new double[PCM_SIZE] );
xtract_init_fft( PCM_SIZE << 1, XTRACT_AUTOCORRELATION_FFT );
}
void ciXtractAutocorrelationFft::update()
{
xtract_autocorrelation_fft( mData.get(), mDataN, NULL, mResult.get() );
}
// Harmonic Spectrum //
// ------------------------------------------------------------------------------------------------ //
ciXtractHarmonicSpectrum::ciXtractHarmonicSpectrum( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_HARMONIC_SPECTRUM, name, CI_XTRACT_VECTOR, { XTRACT_F0 }, PCM_SIZE, FFT_SIZE )
{
mData = mXtract->getPcmData();
mResult = std::shared_ptr<double>( new double[PCM_SIZE] );
mParams["threshold"].val = 0.3f;
}
void ciXtractHarmonicSpectrum::update()
{
mArgd[0] = *mXtract->getFeatureResult(XTRACT_F0).get();
mArgd[1] = mParams["threshold"].val;
xtract_harmonic_spectrum( mData.get(), mDataN, mArgd, mResult.get() );
}
// Peak Spectrum //
// ------------------------------------------------------------------------------------------------ //
ciXtractPeakSpectrum::ciXtractPeakSpectrum( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_PEAK_SPECTRUM, name, CI_XTRACT_VECTOR, { XTRACT_SPECTRUM }, FFT_SIZE, FFT_SIZE )
{
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
mResult = std::shared_ptr<double>( new double[PCM_SIZE] );
mParams["sample_rate_N"] = { SAMPLERATE / (double)PCM_SIZE, CI_XTRACT_PARAM_DOUBLE };
mParams["threshold"] = { 0.0f, CI_XTRACT_PARAM_DOUBLE };
}
void ciXtractPeakSpectrum::update()
{
mArgd[0] = mParams["sample_rate_N"].val;
mArgd[1] = mParams["threshold"].val;
xtract_peak_spectrum( mData.get(), mDataN, mArgd, mResult.get() );
}
// Bark
// ------------------------------------------------------------------------------------------------ //
ciXtractBark::ciXtractBark( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_BARK_COEFFICIENTS, name, CI_XTRACT_VECTOR, { XTRACT_SPECTRUM }, FFT_SIZE, XTRACT_BARK_BANDS )
{
mResult = std::shared_ptr<double>( new double[ XTRACT_BARK_BANDS ] );
mBandLimits = std::shared_ptr<int>( new int[ XTRACT_BARK_BANDS ] );
mParams["sample_rate_N"] = { SAMPLERATE / (double)PCM_SIZE, CI_XTRACT_PARAM_DOUBLE };
mParams["threshold"] = { 0.0f, CI_XTRACT_PARAM_DOUBLE };
xtract_init_bark( FFT_SIZE, SAMPLERATE >> 1, mBandLimits.get() );
}
void ciXtractBark::update()
{
mArgd[0] = mParams["sample_rate_N"].val;
mArgd[1] = mParams["threshold"].val;
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
xtract_bark_coefficients( mData.get(), mDataN, mBandLimits.get(), mResult.get() );
}
// Mfcc
// ------------------------------------------------------------------------------------------------ //
ciXtractMfcc::ciXtractMfcc( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_MFCC, name, CI_XTRACT_VECTOR, { XTRACT_SPECTRUM }, FFT_SIZE, MFCC_FREQ_BANDS )
{
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
mResult = std::shared_ptr<double>( new double[ MFCC_FREQ_BANDS ] );
mMelFilters.n_filters = MFCC_FREQ_BANDS;
mMelFilters.filters = (double **)malloc(MFCC_FREQ_BANDS * sizeof(double *));
for( int n = 0; n < MFCC_FREQ_BANDS; ++n )
mMelFilters.filters[n] = (double *)malloc(PCM_SIZE * sizeof(double));
xtract_init_mfcc( FFT_SIZE, SAMPLERATE >> 1, XTRACT_EQUAL_GAIN, MFCC_FREQ_MIN, MFCC_FREQ_MAX, mMelFilters.n_filters, mMelFilters.filters );
}
ciXtractMfcc::~ciXtractMfcc()
{
for( auto n = 0; n < MFCC_FREQ_BANDS; ++n )
free( mMelFilters.filters[n] );
free( mMelFilters.filters );
}
void ciXtractMfcc::update()
{
xtract_mfcc( mData.get(), mDataN, &mMelFilters, mResult.get() );
}
// Sub Bands
// ------------------------------------------------------------------------------------------------ //
ciXtractSubBands::ciXtractSubBands( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_SUBBANDS, name, CI_XTRACT_VECTOR, { XTRACT_SPECTRUM }, FFT_SIZE, SUBBANDS_N )
{
mResult = std::shared_ptr<double>( new double[ SUBBANDS_N ] );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractSubBands::update()
{
int argd[4] = { XTRACT_MEAN, SUBBANDS_N, XTRACT_LINEAR_SUBBANDS, 5 }; // { XTRACT_SUM, ... XTRACT_OCTAVE_SUBBANDS, XTRACT_LINEAR_SUBBANDS
xtract_subbands( mData.get(), mDataN, argd, mResult.get() );
}
// ------------------------------------------------------------------------------------------------ //
// ------------------------------------------------------------------------------------------------ //
// *************************************** SCALAR FEATURES **************************************** //
// ------------------------------------------------------------------------------------------------ //
// ------------------------------------------------------------------------------------------------ //
// F0 //
// ------------------------------------------------------------------------------------------------ //
ciXtractF0::ciXtractF0( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_F0, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
mResult = std::shared_ptr<double>( new double(0.0f) );
mParams["sample_rate"] = { SAMPLERATE, CI_XTRACT_PARAM_DOUBLE };
}
void ciXtractF0::update()
{
mArgd[0] = mParams["sample_rate"].val;
xtract_f0( mData.get(), mDataN, mArgd, mResult.get() );
}
// Mean //
// ------------------------------------------------------------------------------------------------ //
ciXtractMean::ciXtractMean( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_MEAN, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractMean::update()
{
xtract_mean( mData.get(), mDataN, NULL, mResult.get() );
}
// Variance //
// ------------------------------------------------------------------------------------------------ //
ciXtractVariance::ciXtractVariance( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_VARIANCE, name, CI_XTRACT_SCALAR, { XTRACT_MEAN }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractVariance::update()
{
xtract_variance( mData.get(), mDataN, mXtract->getFeatureResult(XTRACT_MEAN).get(), mResult.get() );
}
// Standard Deviation //
// ------------------------------------------------------------------------------------------------ //
ciXtractStandardDeviation::ciXtractStandardDeviation( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_STANDARD_DEVIATION, name, CI_XTRACT_SCALAR, { XTRACT_VARIANCE }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractStandardDeviation::update()
{
xtract_standard_deviation( mData.get(), mDataN, mXtract->getFeatureResult(XTRACT_VARIANCE).get(), mResult.get() );
}
// Average Deviation //
// ------------------------------------------------------------------------------------------------ //
ciXtractAverageDeviation::ciXtractAverageDeviation( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_AVERAGE_DEVIATION, name, CI_XTRACT_SCALAR, { XTRACT_MEAN }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractAverageDeviation::update()
{
xtract_average_deviation( mData.get(), mDataN, mXtract->getFeatureResult(XTRACT_MEAN).get(), mResult.get() );
}
// Skewness //
// ------------------------------------------------------------------------------------------------ //
ciXtractSkewness::ciXtractSkewness( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_SKEWNESS, name, CI_XTRACT_SCALAR, { XTRACT_STANDARD_DEVIATION }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractSkewness::update()
{
mArgd[0] = *mXtract->getFeatureResult(XTRACT_MEAN).get();
mArgd[1] = *mXtract->getFeatureResult(XTRACT_STANDARD_DEVIATION).get();
xtract_skewness( mData.get(), mDataN, mArgd, mResult.get() );
}
// Kurtosis //
// ------------------------------------------------------------------------------------------------ //
ciXtractKurtosis::ciXtractKurtosis( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_KURTOSIS, name, CI_XTRACT_SCALAR, { XTRACT_STANDARD_DEVIATION }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractKurtosis::update()
{
mArgd[0] = *mXtract->getFeatureResult(XTRACT_MEAN).get();
mArgd[1] = *mXtract->getFeatureResult(XTRACT_STANDARD_DEVIATION).get();
xtract_kurtosis( mData.get(), mDataN, mArgd, mResult.get() );
}
// Spectral Mean //
// ------------------------------------------------------------------------------------------------ //
ciXtractSpectralMean::ciXtractSpectralMean( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_SPECTRAL_MEAN, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractSpectralMean::update()
{
xtract_spectral_mean( mData.get(), mDataN, NULL, mResult.get() );
}
// Spectral Variance //
// ------------------------------------------------------------------------------------------------ //
ciXtractSpectralVariance::ciXtractSpectralVariance( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_SPECTRAL_VARIANCE, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRAL_MEAN }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractSpectralVariance::update()
{
xtract_spectral_variance( mData.get(), mDataN, mXtract->getFeatureResult(XTRACT_SPECTRAL_MEAN).get(), mResult.get() );
}
// Spectral Standard Deviation //
// ------------------------------------------------------------------------------------------------ //
ciXtractSpectralStandardDeviation::ciXtractSpectralStandardDeviation( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_SPECTRAL_STANDARD_DEVIATION, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRAL_VARIANCE }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractSpectralStandardDeviation::update()
{
xtract_spectral_standard_deviation( mData.get(), mDataN, mXtract->getFeatureResult(XTRACT_SPECTRAL_VARIANCE).get(), mResult.get() );
}
// Spectral Skewness //
// ------------------------------------------------------------------------------------------------ //
ciXtractSpectralSkewness::ciXtractSpectralSkewness( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_SPECTRAL_SKEWNESS, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRAL_MEAN }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractSpectralSkewness::update()
{
xtract_spectral_skewness( mData.get(), mDataN, mXtract->getFeatureResult(XTRACT_SPECTRAL_MEAN).get(), mResult.get() );
}
// Spectral Kurtosis //
// ------------------------------------------------------------------------------------------------ //
ciXtractSpectralKurtosis::ciXtractSpectralKurtosis( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_SPECTRAL_KURTOSIS, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRAL_MEAN, XTRACT_SPECTRAL_STANDARD_DEVIATION }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractSpectralKurtosis::update()
{
mArgd[0] = *mXtract->getFeatureResult(XTRACT_SPECTRAL_MEAN).get();
mArgd[1] = *mXtract->getFeatureResult(XTRACT_SPECTRAL_STANDARD_DEVIATION).get();
xtract_spectral_kurtosis( mData.get(), mDataN, mArgd, mResult.get() );
}
// Spectral Centroid //
// ------------------------------------------------------------------------------------------------ //
ciXtractSpectralCentroid::ciXtractSpectralCentroid( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_SPECTRAL_CENTROID, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractSpectralCentroid::update()
{
xtract_spectral_centroid( mData.get(), mDataN, NULL, mResult.get() );
}
// Irregularity K //
// ------------------------------------------------------------------------------------------------ //
ciXtractIrregularityK::ciXtractIrregularityK( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_IRREGULARITY_K, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractIrregularityK::update()
{
xtract_irregularity_k( mData.get(), mDataN, NULL, mResult.get() );
}
// Irregularity J //
// ------------------------------------------------------------------------------------------------ //
ciXtractIrregularityJ::ciXtractIrregularityJ( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_IRREGULARITY_J, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractIrregularityJ::update()
{
xtract_irregularity_j( mData.get(), mDataN, NULL, mResult.get() );
}
// Tristimulus 1 //
// ------------------------------------------------------------------------------------------------ //
ciXtractTristimulus1::ciXtractTristimulus1( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_TRISTIMULUS_1, name, CI_XTRACT_SCALAR, { XTRACT_HARMONIC_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_HARMONIC_SPECTRUM);
}
void ciXtractTristimulus1::update()
{
xtract_tristimulus_1( mData.get(), mDataN, NULL, mResult.get() );
}
// Smoothness //
// ------------------------------------------------------------------------------------------------ //
ciXtractSmoothness::ciXtractSmoothness( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_SMOOTHNESS, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
mParams["lower_bound"] = { 0.0f, CI_XTRACT_PARAM_DOUBLE };
mParams["upper_bound"] = { 10.0f, CI_XTRACT_PARAM_DOUBLE };
mParams["pre_scaling"] = { 1.0f, CI_XTRACT_PARAM_DOUBLE };
}
void ciXtractSmoothness::update()
{
int argd[3];
argd[0] = mParams["lower_bound"].val;
argd[1] = mParams["upper_bound"].val;
argd[2] = mParams["pre_scaling"].val;
xtract_smoothness( mData.get(), mDataN, argd, mResult.get() );
}
// Spread //
// ------------------------------------------------------------------------------------------------ //
ciXtractSpread::ciXtractSpread( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_SPREAD, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRAL_CENTROID }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractSpread::update()
{
xtract_spread( mData.get(), mDataN, mXtract->getFeatureResult(XTRACT_SPECTRAL_CENTROID).get(), mResult.get() );
}
// Zcr //
// ------------------------------------------------------------------------------------------------ //
ciXtractZcr::ciXtractZcr( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_ZCR, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractZcr::update()
{
xtract_zcr( mData.get(), mDataN, NULL, mResult.get() );
}
// Rolloff //
// ------------------------------------------------------------------------------------------------ //
ciXtractRolloff::ciXtractRolloff( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_ROLLOFF, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
mParams["sample_rate_N"] = { (double)SAMPLERATE / (double)( mDataN ), CI_XTRACT_PARAM_DOUBLE };
mParams["threshold"] = { 15.0f, CI_XTRACT_PARAM_DOUBLE };
}
void ciXtractRolloff::update()
{
mArgd[0] = mParams["sample_rate_N"].val;
mArgd[1] = mParams["threshold"].val;
xtract_rolloff( mData.get(), mDataN, mArgd, mResult.get() );
}
// Loudness //
// ------------------------------------------------------------------------------------------------ //
ciXtractLoudness::ciXtractLoudness( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_LOUDNESS, name, CI_XTRACT_SCALAR, { XTRACT_BARK_COEFFICIENTS }, XTRACT_BARK_BANDS, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_BARK_COEFFICIENTS);
}
void ciXtractLoudness::update()
{
xtract_loudness( mData.get(), mDataN, NULL, mResult.get() );
}
// Flatness //
// ------------------------------------------------------------------------------------------------ //
ciXtractFlatness::ciXtractFlatness( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_FLATNESS, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractFlatness::update()
{
xtract_flatness( mData.get(), mDataN, NULL, mResult.get() );
}
// Flatness Db //
// ------------------------------------------------------------------------------------------------ //
ciXtractFlatnessDb::ciXtractFlatnessDb( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_FLATNESS_DB, name, CI_XTRACT_SCALAR, { XTRACT_FLATNESS }, 0, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
}
void ciXtractFlatnessDb::update()
{
xtract_flatness_db( NULL, 0, mXtract->getFeatureResult(XTRACT_FLATNESS).get(), mResult.get() );
}
// Tonality //
// ------------------------------------------------------------------------------------------------ //
ciXtractTonality::ciXtractTonality( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_TONALITY, name, CI_XTRACT_SCALAR, { XTRACT_FLATNESS_DB }, 0, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
}
void ciXtractTonality::update()
{
xtract_tonality( NULL, 0, mXtract->getFeatureResult(XTRACT_FLATNESS_DB).get(), mResult.get() );
}
// RMS Amplitude //
// ------------------------------------------------------------------------------------------------ //
ciXtractRmsAmplitude::ciXtractRmsAmplitude( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_RMS_AMPLITUDE, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractRmsAmplitude::update()
{
xtract_rms_amplitude( mData.get(), mDataN, NULL, mResult.get() );
}
// Spectral Inhamornicity //
// ------------------------------------------------------------------------------------------------ //
ciXtractSpectralInharmonicity::ciXtractSpectralInharmonicity( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_SPECTRAL_INHARMONICITY, name, CI_XTRACT_SCALAR, { XTRACT_PEAK_SPECTRUM, XTRACT_F0 }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_PEAK_SPECTRUM);
}
void ciXtractSpectralInharmonicity::update()
{
xtract_spectral_inharmonicity( mData.get(), mDataN, mXtract->getFeatureResult(XTRACT_F0).get(), mResult.get() );
}
// Power //
// ------------------------------------------------------------------------------------------------ //
ciXtractPower::ciXtractPower( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_POWER, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractPower::update()
{
xtract_power( mData.get(), mDataN, NULL, mResult.get() );
}
// Odd Even Ratio //
// ------------------------------------------------------------------------------------------------ //
ciXtractOddEvenRatio::ciXtractOddEvenRatio( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_ODD_EVEN_RATIO, name, CI_XTRACT_SCALAR, { XTRACT_HARMONIC_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_HARMONIC_SPECTRUM);
}
void ciXtractOddEvenRatio::update()
{
xtract_odd_even_ratio( mData.get(), mDataN, NULL, mResult.get() );
}
// Sharpness //
// ------------------------------------------------------------------------------------------------ //
ciXtractSharpness::ciXtractSharpness( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_SHARPNESS, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractSharpness::update()
{
xtract_sharpness( mData.get(), mDataN, NULL, mResult.get() );
}
// Spectral Slope //
// ------------------------------------------------------------------------------------------------ //
ciXtractSpectralSlope::ciXtractSpectralSlope( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_SPECTRAL_SLOPE, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractSpectralSlope::update()
{
xtract_spectral_slope( mData.get(), mDataN, NULL, mResult.get() );
}
// Lowest Value //
// ------------------------------------------------------------------------------------------------ //
ciXtractLowestValue::ciXtractLowestValue( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_LOWEST_VALUE, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
mParams["lower_limit"] = { 0.2f, CI_XTRACT_PARAM_DOUBLE };
}
void ciXtractLowestValue::update()
{
xtract_lowest_value( mData.get(), mDataN, &mParams["lower_limit"], mResult.get() );
}
// Highest Value //
// ------------------------------------------------------------------------------------------------ //
ciXtractHighestValue::ciXtractHighestValue( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_LOWEST_VALUE, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractHighestValue::update()
{
xtract_highest_value( mData.get(), mDataN, NULL, mResult.get() );
}
// Sum //
// ------------------------------------------------------------------------------------------------ //
ciXtractSum::ciXtractSum( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_SUM, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
}
void ciXtractSum::update()
{
xtract_sum( mData.get(), mDataN, NULL, mResult.get() );
}
// Non-Zero Count //
// ------------------------------------------------------------------------------------------------ //
ciXtractNonZeroCount::ciXtractNonZeroCount( ciXtract *xtract, std::string name )
: ciXtractFeature( xtract, XTRACT_NONZERO_COUNT, name, CI_XTRACT_SCALAR, { XTRACT_SPECTRUM }, FFT_SIZE, 1 )
{
mResult = std::shared_ptr<double>( new double(0.0f) );
}
void ciXtractNonZeroCount::update()
{
mData = mXtract->getFeatureResult(XTRACT_SPECTRUM);
xtract_nonzero_count( mData.get(), mDataN, NULL, mResult.get() );
}
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