66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
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// --------------------------------------------------------------------------
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// Name: sndwin.h
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// Purpose:
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// Date: 08/11/1999
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// Author: Guilhem Lavaux <lavaux@easynet.fr> (C) 1999
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// CVSID: $Id$
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// --------------------------------------------------------------------------
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#ifndef _WX_SNDWIN_H
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#define _WX_SNDWIN_H
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#include "wx/defs.h"
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#include "wx/mmedia/sndbase.h"
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typedef struct _wxSoundInternal wxSoundInternal;
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typedef struct _wxSoundInfoHeader wxSoundInfoHeader;
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class wxSoundInternal;
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class WXDLLEXPORT wxSoundStreamWin : public wxSoundStream {
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public:
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wxSoundStreamWin();
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~wxSoundStreamWin();
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wxSoundStream& Write(const void *buffer, wxUint32 len);
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wxSoundStream& Read(void *buffer, wxUint32 len);
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bool SetSoundFormat(wxSoundFormatBase& base);
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bool StartProduction(int evt);
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bool StopProduction();
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bool QueueFilled() const;
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// Internal but defined as public
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void NotifyDoneBuffer(wxUint32 dev_handle, int flag);
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wxUint32 GetBestSize() const { return 4096; }
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protected:
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wxSoundInternal *m_internal;
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wxUint32 m_current_frag_in, m_current_frag_out;
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wxUint32 m_input_frag_in, m_output_frag_out;
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wxSoundInfoHeader **m_headers_play, **m_headers_rec;
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bool m_production_started, m_queue_filled, m_waiting_for;
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protected:
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void CreateSndWindow();
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void DestroySndWindow();
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bool OpenDevice(int mode);
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void CloseDevice();
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wxSoundInfoHeader *AllocHeader(int mode);
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void FreeHeader(wxSoundInfoHeader *header, int mode);
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bool AllocHeaders(int mode);
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void FreeHeaders(int mode);
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void WaitFor(wxSoundInfoHeader *info);
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bool AddToQueue(wxSoundInfoHeader *info);
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void ClearHeader(wxSoundInfoHeader *info);
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wxSoundInfoHeader *NextFragmentOutput();
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wxSoundInfoHeader *NextFragmentInput();
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};
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#endif
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