?? listprops.h
字號:
//*****************************************************************************
//
// Microsoft Windows Media
// Copyright (C) Microsoft Corporation. All rights reserved.
//
// FileName: ListProps.h
//
// Abstract: Interface of CWMProp class
//
//*****************************************************************************
//
#pragma once
#include <stdio.h>
#include <tchar.h>
#include "wmsdk.h"
class CWMProp : public IWMReaderCallback
{
public:
CWMProp(HRESULT *phr);
~CWMProp();
HRESULT Open(LPCWSTR pwszFileName);
private:
HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void **ppvObject);
ULONG STDMETHODCALLTYPE AddRef();
ULONG STDMETHODCALLTYPE Release();
HRESULT STDMETHODCALLTYPE OnSample( /* [in] */ DWORD dwOutputNum,
/* [in] */ QWORD cnsSampleTime,
/* [in] */ QWORD cnsSampleDuration,
/* [in] */ DWORD dwFlags,
/* [in] */ INSSBuffer __RPC_FAR *pSample,
/* [in] */ void __RPC_FAR *pvContext);
HRESULT STDMETHODCALLTYPE OnStatus( /* [in] */ WMT_STATUS Status,
/* [in] */ HRESULT hr,
/* [in] */ WMT_ATTR_DATATYPE dwType,
/* [in] */ BYTE __RPC_FAR *pValue,
/* [in] */ void __RPC_FAR *pvContext);
HRESULT OpenFileWithEditor();
HRESULT OpenFileWithReader();
HRESULT GetBoolAttribsFromEditor(LPCWSTR pwszName, BOOL *pResult);
HRESULT GetPropertiesFromProfile();
HRESULT PrintCodecName(IWMStreamConfig *pConfig);
private:
IWMReader *m_pReader;
IWMHeaderInfo *m_pHeaderInfo;
IWMMetadataEditor *m_pIWMEditor;
IWMProfile *m_pProfile;
WCHAR m_wszFileName[ MAX_PATH ];
HANDLE m_hOpenEvent;
HANDLE m_hCloseEvent;
BOOL m_bIsDRM;
HRESULT m_hr;
};
//
// MACROS
//
#define SAFE_RELEASE(p) if ( p ) { p->Release(); p = NULL; }
#define SAFECLOSE_HANDLE(p) if ( p ) { CloseHandle( p ); p = NULL; }
#define SAFE_ARRAYDELETE(p) if ( p ) { delete [] p; p = NULL; }
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