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