186 lines
4.1 KiB
C++
186 lines
4.1 KiB
C++
//---------------------------------------------------------------------------
|
|
//
|
|
// Module: cni.h
|
|
//
|
|
// Description: Connect Node Instance Class
|
|
//
|
|
//
|
|
//@@BEGIN_MSINTERNAL
|
|
// Development Team:
|
|
// Mike McLaughlin
|
|
//
|
|
// History: Date Author Comment
|
|
//
|
|
//@@END_MSINTERNAL
|
|
//---------------------------------------------------------------------------
|
|
//
|
|
// 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) 1996-1999 Microsoft Corporation. All Rights Reserved.
|
|
//
|
|
//---------------------------------------------------------------------------
|
|
|
|
//---------------------------------------------------------------------------
|
|
// Constants and Macros
|
|
//---------------------------------------------------------------------------
|
|
|
|
//---------------------------------------------------------------------------
|
|
// Classes
|
|
//---------------------------------------------------------------------------
|
|
|
|
typedef class CConnectNodeInstance : public CListMultiItem
|
|
{
|
|
friend class CStartNodeInstance;
|
|
private:
|
|
CConnectNodeInstance(
|
|
IN PCONNECT_NODE pConnectNode
|
|
);
|
|
|
|
~CConnectNodeInstance(
|
|
);
|
|
|
|
public:
|
|
static NTSTATUS
|
|
Create(
|
|
PSTART_NODE_INSTANCE pStartNodeInstance,
|
|
PDEVICE_NODE pDeviceNode
|
|
);
|
|
|
|
VOID
|
|
AddRef(
|
|
)
|
|
{
|
|
Assert(this);
|
|
++cReference;
|
|
};
|
|
|
|
NTSTATUS
|
|
AddListEnd(
|
|
PCLIST_MULTI plm
|
|
);
|
|
|
|
ENUMFUNC
|
|
Destroy(
|
|
);
|
|
|
|
BOOL
|
|
IsTopDown(
|
|
)
|
|
{
|
|
Assert(this);
|
|
return(pConnectNode->IsTopDown());
|
|
};
|
|
|
|
NTSTATUS
|
|
Connect(
|
|
IN PWAVEFORMATEX pWaveFormatEx,
|
|
IN PKSPIN_CONNECT pPinConnectDirect
|
|
);
|
|
|
|
NTSTATUS
|
|
SetStateTopDown(
|
|
KSSTATE NewState,
|
|
KSSTATE PreviousState,
|
|
ULONG ulFlags
|
|
);
|
|
|
|
NTSTATUS
|
|
SetStateBottomUp(
|
|
KSSTATE NewState,
|
|
KSSTATE PreviousState,
|
|
ULONG ulFlags
|
|
);
|
|
|
|
#ifdef DEBUG
|
|
ENUMFUNC Dump();
|
|
PKSPIN_CONNECT pPinConnect;
|
|
#endif
|
|
|
|
private:
|
|
NTSTATUS
|
|
AddList( // don't use these list functions
|
|
PCLIST_MULTI plm
|
|
)
|
|
{
|
|
return(STATUS_NOT_IMPLEMENTED);
|
|
};
|
|
|
|
NTSTATUS
|
|
AddListOrdered(
|
|
PCLIST_MULTI plm,
|
|
LONG lFieldOffset
|
|
)
|
|
{
|
|
return(STATUS_NOT_IMPLEMENTED);
|
|
};
|
|
|
|
VOID
|
|
RemoveList(
|
|
PCLIST_MULTI plm
|
|
)
|
|
{
|
|
};
|
|
|
|
BOOL fRender;
|
|
LONG cReference;
|
|
PCONNECT_NODE pConnectNode;
|
|
PFILTER_NODE_INSTANCE pFilterNodeInstanceSource;
|
|
PFILTER_NODE_INSTANCE pFilterNodeInstanceSink;
|
|
PPIN_NODE_INSTANCE pPinNodeInstanceSource;
|
|
PPIN_NODE_INSTANCE pPinNodeInstanceSink;
|
|
public:
|
|
DefineSignature(0x20494E43); // CNI
|
|
|
|
} CONNECT_NODE_INSTANCE, *PCONNECT_NODE_INSTANCE;
|
|
|
|
//---------------------------------------------------------------------------
|
|
|
|
typedef ListMultiDestroy<CONNECT_NODE_INSTANCE> LIST_CONNECT_NODE_INSTANCE;
|
|
typedef LIST_CONNECT_NODE_INSTANCE *PLIST_CONNECT_NODE_INSTANCE;
|
|
|
|
//---------------------------------------------------------------------------
|
|
// Local prototypes
|
|
//---------------------------------------------------------------------------
|
|
|
|
NTSTATUS
|
|
CreatePinConnect(
|
|
PKSPIN_CONNECT *ppPinConnect,
|
|
PCONNECT_NODE pConnectNode,
|
|
PFILTER_NODE_INSTANCE pFilterNodeInstanceSink,
|
|
PFILTER_NODE_INSTANCE pFilterNodeInstanceSource,
|
|
PWAVEFORMATEX pWaveFormatExLimit
|
|
);
|
|
|
|
NTSTATUS
|
|
CreatePinIntersection(
|
|
PKSPIN_CONNECT *ppPinConnect,
|
|
PPIN_NODE pPinNode1,
|
|
PPIN_NODE pPinNode2,
|
|
PFILTER_NODE_INSTANCE pFilterNodeInstance1,
|
|
PFILTER_NODE_INSTANCE pFilterNodeInstance2
|
|
);
|
|
|
|
NTSTATUS
|
|
CreateWaveFormatEx(
|
|
PKSPIN_CONNECT *ppPinConnect,
|
|
PCONNECT_NODE pConnectNode,
|
|
PWAVEFORMATEX pWaveFormatExLimit
|
|
);
|
|
|
|
VOID
|
|
WaveFormatFromAudioRange(
|
|
PKSDATARANGE_AUDIO pDataRangeAudio,
|
|
WAVEFORMATEX *pWavFormatEx
|
|
);
|
|
|
|
BOOL
|
|
LimitAudioRangeToWave(
|
|
PWAVEFORMATEX pWaveFormatEx,
|
|
PKSDATARANGE_AUDIO pDataRangeAudio
|
|
);
|
|
|
|
//---------------------------------------------------------------------------
|