205 lines
4.3 KiB
C++
205 lines
4.3 KiB
C++
//---------------------------------------------------------------------------
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//
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// Module: sn.h
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//
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// Description: start node classes
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//
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//
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//@@BEGIN_MSINTERNAL
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// Development Team:
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// Mike McLaughlin
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//
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// History: Date Author Comment
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//
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//@@END_MSINTERNAL
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//---------------------------------------------------------------------------
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//
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// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
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// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
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// PURPOSE.
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//
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// Copyright (c) 1996-1999 Microsoft Corporation. All Rights Reserved.
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//
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//---------------------------------------------------------------------------
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//---------------------------------------------------------------------------
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// Constants and Macros
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//---------------------------------------------------------------------------
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//---------------------------------------------------------------------------
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// Classes
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//---------------------------------------------------------------------------
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#define STARTNODE_FLAGS_SECONDPASS 0x01
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#define STARTNODE_SPECIALFLAG_NONE 0
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// StartNode must connect with the same format bottom up.
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// Use this information to optimize graph building.
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#define STARTNODE_SPECIALFLAG_STRICT 0x00000001
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// StartNode contains Aec filter.
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#define STARTNODE_SPECIALFLAG_AEC 0x00000002
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typedef class CStartNode : public CListDoubleItem
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{
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friend class CStartInfo;
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private:
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CStartNode(
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PPIN_NODE pPinNode,
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PCONNECT_NODE pConnectNode,
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ULONG ulOverhead,
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PGRAPH_NODE pGraphNode
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);
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~CStartNode(
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);
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public:
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static NTSTATUS
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Create(
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PPIN_NODE pPinNode,
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PCONNECT_NODE pConnectNode,
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PGRAPH_PIN_INFO pGraphPinInfo,
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ULONG ulFlagsCurrent,
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ULONG ulOverhead,
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PGRAPH_NODE pGraphNode
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);
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ENUMFUNC
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Destroy()
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{
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Assert(this);
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delete this;
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return(STATUS_CONTINUE);
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};
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PGRAPH_PIN_INFO
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GetGraphPinInfo(
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)
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{
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Assert(this);
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return(pStartInfo->GetGraphPinInfo());
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};
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ENUMFUNC
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RemoveBypassPaths(
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PVOID pGraphNode
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);
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ENUMFUNC
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RemoveConnectedStartNode(
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PVOID pReference
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);
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PKSPIN_CINSTANCES
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GetPinInstances(
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)
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{
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Assert(this);
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return(pStartInfo->GetPinInstances());
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};
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VOID
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AddPinInstance(
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)
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{
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Assert(this);
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pStartInfo->AddPinInstance();
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};
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VOID
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RemovePinInstance(
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)
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{
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Assert(this);
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pStartInfo->RemovePinInstance();
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};
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BOOL
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IsPinInstances(
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)
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{
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Assert(this);
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return(pStartInfo->IsPinInstances());
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};
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BOOL
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IsPossibleInstances(
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)
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{
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Assert(this);
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return(pStartInfo->IsPossibleInstances());
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};
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PCONNECT_NODE
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GetFirstConnectNode(
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)
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{
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return(pConnectNodeHead);
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};
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PSTART_INFO
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GetStartInfo(
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)
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{
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Assert(this);
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return(pStartInfo);
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};
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BOOL
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IsCaptureFormatStrict(
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)
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{
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return ulSpecialFlags & STARTNODE_SPECIALFLAG_STRICT;
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};
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BOOL
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IsAecIncluded(
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)
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{
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return ulSpecialFlags & STARTNODE_SPECIALFLAG_AEC;
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};
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#ifdef DEBUG
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VOID
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DumpFilters(
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);
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ENUMFUNC Dump();
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#endif
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private:
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void
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SetSpecialFlags();
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private:
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PSTART_INFO pStartInfo;
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PCONNECT_NODE pConnectNodeHead;
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ULONG ulSpecialFlags;
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public:
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BOOL fRender;
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ULONG ulOverhead;
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ULONG ulFlags;
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PPIN_NODE pPinNode;
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DefineSignature(0x20204e53); // SN
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} START_NODE, *PSTART_NODE;
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//---------------------------------------------------------------------------
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typedef ListDoubleDestroy<START_NODE> LIST_START_NODE;
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//---------------------------------------------------------------------------
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typedef ListData<START_NODE> LIST_DATA_START_NODE, *PLIST_DATA_START_NODE;
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//---------------------------------------------------------------------------
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// Globals
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//---------------------------------------------------------------------------
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//---------------------------------------------------------------------------
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// Local prototypes
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//---------------------------------------------------------------------------
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