marytts.signalproc.sinusoidal.hntm.analysis.pitch

Class HnmPitchVoicingAnalyzer

java.lang.Object

marytts.signalproc.sinusoidal.hntm.analysis.pitch.HnmPitchVoicingAnalyzer

public class HnmPitchVoicingAnalyzer
extends Object

Initial pitch, voicing, maximum frequency of voicing, and refined pitch estimation as described in: Y. Stylianou (1996) “A pitch and maximum voiced frequency estimation technique adapted to harmonic models of speech,” IEEE Nordic Signal Processing Symposium, Helsinki, Finland, Sept. 1996.

Author:

Oytun Türk

Constructor Summary

Constructors

Constructor and Description
HnmPitchVoicingAnalyzer()

Method Summary

Methods

Modifier and Type	Method and Description
static float[]	analyzeVoicings(double[] x, int samplingRate, float[] initialF0s, HnmPitchVoicingAnalyzerParams params, boolean isSilentAnalysis)
static float[]	applyConstraints(float[] maxFrequencyOfVoicings, float[] mappedF0s, int samplingRate, HnmPitchVoicingAnalyzerParams params)
static float[]	estimateInitialPitch(double[] x, int samplingRate, float f0MinInHz, float f0MaxInHz, int windowType, HnmPitchVoicingAnalyzerParams params)
static VoicingAnalysisOutputData	estimateMaxFrequencyOfVoicingsFrame(double[] absDBSpec, int samplingRate, float f0, boolean isVoiced, float prevMaxFreqVoicing, float prevPrevMaxFreqVoicing, HnmPitchVoicingAnalyzerParams params, boolean isSilentAnalysis)
static VoicingAnalysisOutputData	estimateMaxFrequencyOfVoicingsFrame(double[] absDBSpec, int samplingRate, float f0, boolean isVoiced, HnmPitchVoicingAnalyzerParams params)
static float	estimateRefinedFramePitch(float f0InHz, float maxFreqOfVoicingInHz, int fftSize, int samplingRateInHz, float leftNeighInHz, float rightNeighInHz, float searchStepInHz)
static float[]	estimateRefinedPitch(int fftSize, int samplingRateInHz, float leftNeighInHz, float rightNeighInHz, float searchStepInHz, float[] initialF0s, float[] maxFrequencyOfVoicings)
static double	estimateVoicingFromFrameSpectrum(double[] absSpec, int samplingRate, float f0, double vuvSearchMinHarmonicMultiplier, double vuvSearchMaxHarmonicMultiplier)
static int	getDefaultFFTSize(int samplingRate)
static void	main(String[] args)
static float[]	smoothUsingFilters(float[] maxFrequencyOfVoicings, HnmPitchVoicingAnalyzerParams params)
static float[]	smoothUsingPeaks(float[] maxFrequencyOfVoicings)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

HnmPitchVoicingAnalyzer

public HnmPitchVoicingAnalyzer()

Method Detail

getDefaultFFTSize

public static int getDefaultFFTSize(int samplingRate)

estimateInitialPitch

public static float[] estimateInitialPitch(double[] x,
                           int samplingRate,
                           float f0MinInHz,
                           float f0MaxInHz,
                           int windowType,
                           HnmPitchVoicingAnalyzerParams params)

analyzeVoicings

public static float[] analyzeVoicings(double[] x,
                      int samplingRate,
                      float[] initialF0s,
                      HnmPitchVoicingAnalyzerParams params,
                      boolean isSilentAnalysis)

smoothUsingFilters

public static float[] smoothUsingFilters(float[] maxFrequencyOfVoicings,
                         HnmPitchVoicingAnalyzerParams params)

smoothUsingPeaks

public static float[] smoothUsingPeaks(float[] maxFrequencyOfVoicings)

applyConstraints

public static float[] applyConstraints(float[] maxFrequencyOfVoicings,
                       float[] mappedF0s,
                       int samplingRate,
                       HnmPitchVoicingAnalyzerParams params)

estimateMaxFrequencyOfVoicingsFrame

public static VoicingAnalysisOutputData estimateMaxFrequencyOfVoicingsFrame(double[] absDBSpec,
                                                            int samplingRate,
                                                            float f0,
                                                            boolean isVoiced,
                                                            HnmPitchVoicingAnalyzerParams params)

estimateMaxFrequencyOfVoicingsFrame

public static VoicingAnalysisOutputData estimateMaxFrequencyOfVoicingsFrame(double[] absDBSpec,
                                                            int samplingRate,
                                                            float f0,
                                                            boolean isVoiced,
                                                            float prevMaxFreqVoicing,
                                                            float prevPrevMaxFreqVoicing,
                                                            HnmPitchVoicingAnalyzerParams params,
                                                            boolean isSilentAnalysis)

estimateVoicingFromFrameSpectrum

public static double estimateVoicingFromFrameSpectrum(double[] absSpec,
                                      int samplingRate,
                                      float f0,
                                      double vuvSearchMinHarmonicMultiplier,
                                      double vuvSearchMaxHarmonicMultiplier)

estimateRefinedPitch

public static float[] estimateRefinedPitch(int fftSize,
                           int samplingRateInHz,
                           float leftNeighInHz,
                           float rightNeighInHz,
                           float searchStepInHz,
                           float[] initialF0s,
                           float[] maxFrequencyOfVoicings)

estimateRefinedFramePitch

public static float estimateRefinedFramePitch(float f0InHz,
                              float maxFreqOfVoicingInHz,
                              int fftSize,
                              int samplingRateInHz,
                              float leftNeighInHz,
                              float rightNeighInHz,
                              float searchStepInHz)

main

public static void main(String[] args)
                 throws UnsupportedAudioFileException,
                        IOException

Throws:

UnsupportedAudioFileException

IOException