contrib/include/wx/mmedia/sndpcm.h

   1 // --------------------------------------------------------------------------
   2 // Name: sndpcm.h
   3 // Purpose:
   4 // Date: 08/11/1999
   5 // Author: Guilhem Lavaux <lavaux@easynet.fr> (C) 1999
   6 // CVSID: $Id$
   7 // --------------------------------------------------------------------------
   8 #ifndef _WX_SNDPCM_H
   9 #define _WX_SNDPCM_H
  10
  11 #ifdef __GNUG__
  12 #pragma interface "sndpcm.h"
  13 #endif
  14
  15 #include "wx/defs.h"
  16 #include "wx/mmedia/defs.h"
  17 #include "wx/mmedia/sndbase.h"
  18
  19 //
  20 // PCM specification class
  21 //
  22
  23 class wxSoundFormatPcm : public wxSoundFormatBase {
  24 public:
  25   wxSoundFormatPcm(wxUint32 srate = 22500, wxUint8 bps = 8,
  26                    wxUint16 channels = 2, bool sign = true,
  27                    int order = wxLITTLE_ENDIAN);
  28   ~wxSoundFormatPcm();
  29
  30   void SetSampleRate(wxUint32 srate);
  31   void SetBPS(wxUint8 bps);
  32   void SetChannels(wxUint16 nchannels);
  33   void SetOrder(int order);
  34   void Signed(bool sign);
  35
  36   wxUint32 GetSampleRate() const { return m_srate; }
  37   wxUint8 GetBPS() const { return m_bps; }
  38   wxUint16 GetChannels() const { return m_nchan; }
  39   int GetOrder() const { return m_order; }
  40   bool Signed() const { return m_signed; }
  41
  42   wxSoundFormatType GetType() const { return wxSOUND_PCM; }
  43   wxSoundFormatBase *Clone() const;
  44
  45   wxUint32 GetTimeFromBytes(wxUint32 bytes) const;
  46   wxUint32 GetBytesFromTime(wxUint32 time) const;
  47
  48   bool operator!=(const wxSoundFormatBase& frmt2) const;
  49
  50 protected:
  51   wxUint32 m_srate;
  52   wxUint8 m_bps;
  53   wxUint16 m_nchan;
  54   int m_order;
  55   bool m_signed;
  56 };
  57
  58 #endif