132 lines
4 KiB
C
132 lines
4 KiB
C
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/******************************************************************************
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* vapiIo.h *
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*----------*
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* I/O library functions for extended speech files (vapi format)
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*------------------------------------------------------------------------------
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* Copyright (C) 2000 Microsoft Corporation Date: 03/02/00
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* All Rights Reserved
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*
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********************************************************************* PACOG ***/
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#ifndef __VAPIIO_H_
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#define __VAPIIO_H_
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#include <windows.h>
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#include <mmreg.h>
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#define VAPI_MAX_LABEL 80
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// File open modes
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enum {
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VAPI_IO_READ = 1,
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VAPI_IO_WRITE,
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VAPI_IO_READWRITE
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};
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// Error codes
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enum {
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VAPI_IOERR_NOERROR,
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VAPI_IOERR_MODE,
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VAPI_IOERR_MEMORY,
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VAPI_IOERR_CANTOPEN,
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VAPI_IOERR_NOWAV,
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VAPI_IOERR_NOFORMAT,
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VAPI_IOERR_STEREO,
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VAPI_IOERR_FORMAT,
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VAPI_IOERR_NOCHUNK,
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VAPI_IOERR_DATAACCESS,
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VAPI_IOERR_F0SFACCESS,
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VAPI_IOERR_FEATACCESS,
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VAPI_IOERR_EPOCHACCESS,
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VAPI_IOERR_LABELACCESS,
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VAPI_IOERR_WRITEWAV,
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VAPI_IOERR_CREATECHUNK,
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VAPI_IOERR_WRITECHUNK
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};
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// Possible values for sample format
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enum {
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VAPI_PCM16,
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VAPI_PCM8,
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VAPI_ALAW,
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VAPI_ULAW
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};
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// TYPES
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struct Epoch {
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double time;
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char voiced;
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};
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struct Label {
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char label[VAPI_MAX_LABEL];
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float endTime;
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};
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struct F0Vector {
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float* f0;
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int nF0;
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int sampFreq;
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};
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//----------------------------------------------------------------------
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// VAPI FILE I/O CLASS
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//
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class VapiIO
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{
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public:
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virtual ~VapiIO() {};
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virtual int OpenFile ( const char* pszFileName, int iMode ) = 0;
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virtual int OpenFile ( const WCHAR* wcsFileName, int iMode ) = 0;
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virtual void CloseFile ( ) = 0;
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virtual int CreateChunk ( const char* pszNname ) = 0;
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virtual int CloseChunk ( ) = 0;
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virtual int WriteToChunk (const char* pcData, int iSize) = 0;
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virtual int GetDataSize (long* lDataSize) = 0;
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virtual int Format (int* piSampFreq, int* piFormat, WAVEFORMATEX* pWaveFormatEx = NULL) = 0;
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virtual int WriteFormat (int iSampFreq, int iFormat) = 0;
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virtual int ReadSamples (double dFrom, double dTo, void** pvSamples, int* iNumSamples, bool bClosedInterval) = 0;
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virtual int WriteSamples (void* pvSamples, int iNumSamples) = 0;
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virtual int ReadF0SampFreq (int* piSampFreq) = 0;
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virtual int WriteF0SampFreq (int iSampFreq) = 0;
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virtual int ReadFeature (char* pszName, float** ppfSamples, int* piNumSamples) = 0;
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virtual int WriteFeature (char* pszName, float* pfSamples, int iNumSamples) = 0;
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virtual int ReadEpochs (Epoch** ppEpochs, int* piNumEpochs) = 0;
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virtual int WriteEpochs (Epoch* pEpochs, int iNumEpochs) = 0;
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virtual int ReadLabels (char* pszName, Label** ppLabels, int* piNumLabels) = 0;
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virtual int WriteLabels (char* pszName, Label* pLabels, int iNumLabels) = 0;
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virtual char* ErrMessage (int iErrCode) = 0;
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static int TypeOf (WAVEFORMATEX *pWavFormat);
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static int SizeOf (int iType);
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static int DataFormatConversion (char* pcInput, int iInType,
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char* pcOutput, int iOutType, int iNumSamples);
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static VapiIO* ClassFactory();
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// High Level Functions
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static int ReadVapiFile (const char* pszFileName, short** ppnSamples, int* piNumSamples,
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int* piSampFreq, int* piSampFormat,int* piF0SampFreq, float** ppfF0, int* piNumF0,
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float** ppfRms, int* piNumRms, Epoch** ppEpochs, int* piNumEpochs,
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Label** ppPhones, int* piNumPhones, Label** ppWords, int* piNumWords);
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static int WriteVapiFile (const char* pszFileName, short* pnSamples, int iNumSamples, int iFormat,
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int iSampFreq, int iF0SampFreq, float* pfF0, int iNumF0,
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float* pfRms, int iNumRms, Epoch* pEpochs, int iNumEpochs,
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Label* pPhones, int iNumPhones, Label* pWords, int iNumWords);
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};
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#endif
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