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