2025-11-28 00:35:46 +09:00

109 lines
3.2 KiB
C++

// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
// PARTICULAR PURPOSE.
//
// Copyright (c) Microsoft Corporation. All rights reserved
#pragma once
#include "stdafx.h"
#include "Logger.h"
// {D378DA82-7D48-4a00-B021-2EA1AFBA757F}
DEFINE_GUID(CLSID_CMFStreamSinkWrapper,
0xd378da82, 0x7d48, 0x4a00, 0xb0, 0x21, 0x2e, 0xa1, 0xaf, 0xba, 0x75, 0x7f);
class CMFStreamSinkWrapper
: public CComCoClass<CMFStreamSinkWrapper, &CLSID_CMFStreamSinkWrapper>
, public IMFStreamSink
{
public:
CMFStreamSinkWrapper(IMFStreamSink* pWrappedStreamSink, CLogger* pLogger);
virtual ~CMFStreamSinkWrapper();
virtual HRESULT STDMETHODCALLTYPE GetMediaSink(
/* [out] */ __RPC__deref_out_opt IMFMediaSink **ppMediaSink);
virtual HRESULT STDMETHODCALLTYPE GetIdentifier(
/* [out] */ __RPC__out DWORD *pdwIdentifier);
virtual HRESULT STDMETHODCALLTYPE GetMediaTypeHandler(
/* [out] */ __RPC__deref_out_opt IMFMediaTypeHandler **ppHandler);
virtual HRESULT STDMETHODCALLTYPE ProcessSample(
/* [in] */ __RPC__in_opt IMFSample *pSample);
virtual HRESULT STDMETHODCALLTYPE PlaceMarker(
/* [in] */ MFSTREAMSINK_MARKER_TYPE eMarkerType,
/* [in] */ __RPC__in const PROPVARIANT *pvarMarkerValue,
/* [in] */ __RPC__in const PROPVARIANT *pvarContextValue);
virtual HRESULT STDMETHODCALLTYPE Flush( void);
virtual HRESULT STDMETHODCALLTYPE GetEvent(
/* [in] */ DWORD dwFlags,
/* [out] */ __RPC__deref_out_opt IMFMediaEvent **ppEvent);
virtual /* [local] */ HRESULT STDMETHODCALLTYPE BeginGetEvent(
/* [in] */ IMFAsyncCallback *pCallback,
/* [in] */ IUnknown *punkState);
virtual /* [local] */ HRESULT STDMETHODCALLTYPE EndGetEvent(
/* [in] */ IMFAsyncResult *pResult,
/* [out] */
__out IMFMediaEvent **ppEvent);
virtual HRESULT STDMETHODCALLTYPE QueueEvent(
/* [in] */ MediaEventType met,
/* [in] */ __RPC__in REFGUID guidExtendedType,
/* [in] */ HRESULT hrStatus,
/* [unique][in] */ __RPC__in_opt const PROPVARIANT *pvValue);
virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void** pp)
{
if(pp == NULL)
{
return E_POINTER;
}
if(riid == IID_IUnknown || riid == IID_IMFStreamSink)
{
*pp = this;
AddRef();
return S_OK;
}
else if( SUCCEEDED(m_spWrappedStreamSink->QueryInterface(riid, pp)) )
{
return S_OK;
}
return E_NOINTERFACE;
}
virtual ULONG STDMETHODCALLTYPE AddRef()
{
LONG cRef = InterlockedIncrement(&m_cRef);
return cRef;
}
virtual ULONG STDMETHODCALLTYPE Release()
{
LONG cRef = InterlockedDecrement( &m_cRef );
if( cRef == 0 )
{
delete this;
}
return( cRef );
}
private:
CComPtr<IMFStreamSink> m_spWrappedStreamSink;
CLogger* m_pLogger;
LONG m_cRef;
};