Source code of Windows XP (NT5)
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/******************************************************************************
* SynthUnit.h **-------------***------------------------------------------------------------------------------* Copyright (C) 1996 Entropic, Inc* Copyright (C) 2000 Microsoft Corporation Date: 03/02/00* All Rights Reserved********************************************************************** PACOG ***/
#ifndef __SYNTHUNIT_H_
#define __SYNTHUNIT_H_
#include <vector>
struct Epoch;struct NewF0Struct;
class CSynth { friend class CTips; friend class CSpeakerData;
public: CSynth(int iSampFreq); ~CSynth();
int LpcAnalysis (int iSampFreq, int iOrder); int FindPrecedent (); int NextBuffer (CTips* pTips); void GetNewF0 (std::vector<NewF0Struct>* pvNewF0, double* pdTime, double* pdRunTime );
protected: double* GetDurbinCoef(double* data, int nData); void FreeLpcCoef(); short ClipData (double x);
int m_iSampFreq; // Read from the input files
double m_dRunTimeLimit; double m_dGain; // Gain to aply to the whole segment
// Read from the database
char m_pszChunkName[256]; int m_iNumSamples; double* m_pdSamples; int m_iNumEpochs; Epoch* m_pEpochs;
// Computed for synthesis
double* m_pdSynEpochs; // Synthesis epoch track
int* m_piMapping; int m_iNumSynEpochs;
// For lpc synthesis
double** m_ppdLpcCoef; int m_iLpcOrder;
//While synthesizing, tracks current epoch
int m_iCurrentPeriod; int m_iRepetitions; int m_iInvert;
// For Wave Concatenation Synth
double m_dF0Ratio;
};
#endif
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