jens
e8ae8b8f91
git-svn-id: http://moon:8086/svn/software/trunk/libsrc/wav@963 b431acfa-c32f-4a4a-93f1-934dc6c82436
78 lines
2.5 KiB
C
Executable File
78 lines
2.5 KiB
C
Executable File
/*************************************************************************/
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/* Speicher, Laden und Erzeugen von WAV und PCM Dateien
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/*
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/* Datum : 27.03.2002
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/* Autor : Jens Ahrensfeld
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/* Datei : wav.h
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/*
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/*************************************************************************/
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#ifndef AVWAV_H
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#define AVWAV_H
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#include <stdint.h>
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#define bs 18
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#define WAVE_FORMAT_PCM 1
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#define FILETYPE_RAW 0
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#define FILETYPE_WAV 1
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/******************************************************************************/
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typedef struct _sWAVEHEADER
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{
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uint16_t wFormatTag;
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uint16_t nChannels;
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uint32_t nSamplesPerSec;
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uint32_t nAvgBytesPerSec;
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uint16_t nBlockAlign;
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uint16_t wBitsPerSample;
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uint16_t cbSize;
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} WAVEHEADER;
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/******************************************************************************/
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typedef struct _sWAV
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{
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char m_Name[257];
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WAVEHEADER m_Format;
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uint32_t m_DataSize, m_FileSize, m_HeaderSize, m_FileType, m_numSamples;
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FILE *pHndWavFile;
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uint32_t WREAD;
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uint16_t m_nChannels;
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uint32_t m_SampleRate;
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uint16_t m_nBits;
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} WAV;
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/******************************************************************************/
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/* Global Functions
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/******************************************************************************/
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#ifdef __cplusplus
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extern "C" {
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#endif
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void WavInit(struct _sWAV*, uint32_t nSamplesPerSec, uint16_t nBits, uint16_t nChannels, uint16_t format);
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uint32_t WavSetFormat(struct _sWAV*, uint32_t, uint16_t, uint16_t, uint16_t format);
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uint32_t WavOpen (struct _sWAV*, const char*);
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uint32_t WavCreate(struct _sWAV*, char*, uint32_t);
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uint32_t WavClose(struct _sWAV*);
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uint32_t WavRead(struct _sWAV*, void*, uint32_t);
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uint32_t WavWrite(struct _sWAV*, void*, uint32_t);
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uint32_t ReadHeader(struct _sWAV*);
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uint32_t WriteHeader(struct _sWAV*);
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uint16_t WavGetnBits(struct _sWAV *pObj);
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uint32_t WavGetRate(struct _sWAV *pObj);
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uint16_t WavGetnChannels(struct _sWAV *pObj);
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char* WavGetFileName(struct _sWAV *pObj);
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void WavDeIlvd(struct _sWAV *pObj, int16_t *pIn, int16_t **ppOut, uint32_t len);
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void WavDeIlvdDouble(struct _sWAV *pObj, int16_t *pIn, double **ppOut, uint32_t len);
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void WavDeIlvdFloat(struct _sWAV *pObj, int16_t *pIn, float **ppOut, uint32_t len);
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void WavIlvd(struct _sWAV *pObj, int16_t **ppIn, int16_t *pOut, uint32_t len);
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void WavIlvdDouble(struct _sWAV *pObj, double **ppIn, int16_t *pOut, uint32_t len);
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void WavIlvdFloat(struct _sWAV *pObj, float **ppIn, int16_t *pOut, uint32_t len);
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#ifdef __cplusplus
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}
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#endif
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#endif /* AVWAV_H */
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