D:/opendownloadmanager/ODM-1.x/PartMediaPreview/fsFileStream.h

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/*
  Free Download Manager Copyright (c) 2003-2007 FreeDownloadManager.ORG
  Open Download Manager Copyright (c) 2008-2010 OpenDownloadManager.ORG
*/    

#if !defined(AFX_FILESTREAM_H__12E13660_1A04_4D65_9212_886BC37480EB__INCLUDED_)
#define AFX_FILESTREAM_H__12E13660_1A04_4D65_9212_886BC37480EB__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif 

#include <dshow.h>
#include <DShow/wxdebug.h>
#include <DShow/combase.h>
#include <DShow/wxutil.h>
#include <DShow/wxlist.h>
#include <DShow/asyncio.h>
#include "fsDShowFilterDetector.h"      
#include "fsAVIIdx1Builder.h"   

class fsFileStream : public CAsyncStream  
{
public:
        HANDLE Detach();
        const AM_MEDIA_TYPE* Get_MediaType();
        void Close();
        
        
        void Attach (HANDLE hFile, UINT64 uInMaxAvail = _UI64_MAX);
        HRESULT Read (PBYTE pbBuffer, DWORD dwBytesToRead, BOOL bAlign, LPDWORD pdwBytesRead);
        HRESULT Size (LONGLONG* pllTotal, LONGLONG* pllAvail);
        HRESULT SetPointer (LONGLONG llPos);
        void Unlock();
        void Lock();
        DWORD Alignment();
        fsFileStream ();
        virtual ~fsFileStream();

protected:
        UINT64 m_uInMaxAvail;
        HANDLE m_hIdx1File;
        fsAVIIdx1Builder m_idx1;        
        BOOL m_bMediaIsValid;
        fsDShowFilterDetector m_mtd;
        UINT64 m_uCurPos;
        CCritSec m_csLock;
        HANDLE m_hFile;
};

#endif 

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