utils/wxMMedia2/lib/sndcpcm.h

   1 // --------------------------------------------------------------------------
   2 // Name: sndcpcm.h
   3 // Purpose:
   4 // Date: 08/11/1999
   5 // Author: Guilhem Lavaux <lavaux@easynet.fr> (C) 1999
   6 // CVSID: $Id$
   7 // --------------------------------------------------------------------------
   8 #ifndef _WX_SNDCPCM_H
   9 #define _WX_SNDCPCM_H
  10
  11 #ifdef __GNUG__
  12 #pragma interface "sndcpcm.h"
  13 #endif
  14
  15 #include <stddef.h>
  16 #include "sndcodec.h"
  17
  18 //
  19 // PCM converter class
  20 //
  21
  22 class wxSoundStreamPcm: public wxSoundStreamCodec {
  23  public:
  24   typedef void (*ConverterType)(const char *buf_in, char *buf_out, wxUint32 len);
  25
  26   wxSoundStreamPcm(wxSoundStream& sndio);
  27   ~wxSoundStreamPcm();
  28
  29   wxSoundStream& Read(void *buffer, wxUint32 len);
  30   wxSoundStream& Write(const void *buffer, wxUint32 len);
  31
  32   bool SetSoundFormat(const wxSoundFormatBase& format);
  33
  34  protected:
  35   ConverterType m_function_out, m_function_in;
  36
  37   bool m_16_to_8;
  38 };
  39
  40 #endif