contrib/include/wx/mmedia/sndoss.h

   1 // --------------------------------------------------------------------------
   2 // Name: sndoss.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_SNDOSS_H
  10 #define _WX_SNDOSS_H
  11
  12 #ifdef __GNUG__
  13 #pragma interface "sndoss.h"
  14 #endif
  15
  16 #include "wx/defs.h"
  17 #include "wx/string.h"
  18 #include "wx/mmedia/defs.h"
  19 #include "wx/mmedia/sndbase.h"
  20 #include "wx/mmedia/sndpcm.h"
  21
  22 //
  23 // OSS output class
  24 //
  25
  26 class WXDLLIMPEXP_MMEDIA wxSoundStreamOSS : public wxSoundStream {
  27  public:
  28   wxSoundStreamOSS(const wxString& dev_name = wxT("/dev/dsp"));
  29   ~wxSoundStreamOSS();
  30
  31   wxSoundStream& Read(void *buffer, wxUint32 len);
  32   wxSoundStream& Write(const void *buffer, wxUint32 len);
  33   wxUint32 GetBestSize() const;
  34
  35   bool SetSoundFormat(const wxSoundFormatBase& format);
  36
  37   bool StartProduction(int evt);
  38   bool StopProduction();
  39
  40   bool QueueFilled() const;
  41
  42   // You should not call this.
  43   void WakeUpEvt(int evt);
  44  protected:
  45   // OSS device
  46   int m_fd;
  47   wxUint32 m_bufsize;
  48   int m_tag;
  49   bool m_oss_stop, m_oss_ok, m_q_filled;
  50   wxString m_devname;
  51
  52  private:
  53   bool SetupFormat(wxSoundFormatPcm *pcm);
  54   void DetectBest(wxSoundFormatPcm *pcm);
  55 };
  56
  57 #endif