56dc1ffd50
Fixed wxStreamBuffer to support features of wxMemoryOutputStream wxMMedia2 updates (various fixes) git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4406 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
64 lines
1.7 KiB
C++
64 lines
1.7 KiB
C++
// --------------------------------------------------------------------------
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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/wxprec.h>
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#include "sndbase.h"
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typedef struct _wxSoundInternal wxSoundInternal;
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typedef struct _wxSoundInfoHeader wxSoundInfoHeader;
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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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void SetDuplexMode(bool on) {}
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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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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;
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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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