wxWidgets/utils/wxMMedia2/lib/sndwin.h
Guilhem Lavaux 0662cd3286 Implemented Read in the PCM converter
Changed size_t to wxUint32
Added support for G72X
WAV format multi-codec handling


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3508 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
1999-08-27 17:40:40 +00:00

64 lines
1.7 KiB
C++

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