nwavfile.h

00001 #ifndef N_WAVFILE_H
00002 #define N_WAVFILE_H
00003 //------------------------------------------------------------------------------
00014 #include "audio3/naudiofile.h"
00015 
00016 //------------------------------------------------------------------------------
00017 class nWavFile : public nAudioFile
00018 {
00019 public:
00021     nWavFile();
00023     virtual ~nWavFile();
00025     virtual bool Open(const nString& filename);
00027     virtual void Close();
00029     virtual uint Read(void* buffer, uint bytesToRead);
00031     virtual bool Reset();
00033     virtual int GetSize() const;
00035     virtual WAVEFORMATEX* GetFormat() const;
00036 
00037 private:
00039     bool ReadMMIO();
00041     void InstallMMIOProc();
00043     void UninstallMMIOProc();
00044 
00045     static bool mmioProcInstalled;
00046 
00047     WAVEFORMATEX* m_pwfx;        // Pointer to WAVEFORMATEX structure
00048     HMMIO         m_hmmio;       // MM I/O handle for the WAVE
00049     MMCKINFO      m_ck;          // Multimedia RIFF chunk
00050     MMCKINFO      m_ckRiff;      // Use in opening a WAVE file
00051     DWORD         m_dwSize;      // The size of the wave file
00052     MMIOINFO      m_mmioinfoOut;
00053     ULONG         m_ulDataSize;
00054 };
00055 //------------------------------------------------------------------------------
00056 #endif
00057
Blogroll

Documentation

Links

nwavfile.h
