89 lines
2.5 KiB
C++
89 lines
2.5 KiB
C++
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//==========================================================================;
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//
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// Copyright (c) Microsoft Corporation 1995-1999.
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//
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//--------------------------------------------------------------------------;
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//
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// segment.cpp : implementation of various graph segment extension classes
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//
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#include "stdafx.h"
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#ifndef TUNING_MODEL_ONLY
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#include <bdamedia.h>
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#include "devices.h"
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#include "seg.h"
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#include "closedcaptioning.h"
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#include "MSViddataservices.h"
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DEFINE_EXTERN_OBJECT_ENTRY(CLSID_MSVidClosedCaptioning, CClosedCaptioning)
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DEFINE_EXTERN_OBJECT_ENTRY(CLSID_MSVidDataServices, CDataServices)
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// VWSegment
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#if 0
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// note: the compiler is generating but never calling the code to construct these initializers so the pointers
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// are staying null. we work around this by providing a function which dynamically allocating them on the heap
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// and calling it in our dllmain.
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std_arity1pmf<IMSVidGraphSegment, IEnumFilters **, HRESULT> * VWGraphSegment::Fetch = &std_arity1_member(&IMSVidGraphSegment::EnumFilters);
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// reset and next use same types as DSGraphContainer so same template expansion already initialized
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#else
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std_arity1pmf<IMSVidGraphSegment, IEnumFilters **, HRESULT> * VWGraphSegment::Fetch = NULL;
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// reset and next use same types as DSGraphContainer so same template expansion already initialized
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#endif
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namespace MSVideoControl {
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// work around compiler bug as per above description
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void CtorStaticVWSegmentFwdSeqPMFs(void) {
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// DSGraphContainer
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VWGraphSegment::Fetch = new std_arity1pmf<IMSVidGraphSegment, IEnumFilters **, HRESULT>(&IMSVidGraphSegment::EnumFilters);
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}
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// work around compiler bug as per above description
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void DtorStaticVWSegmentFwdSeqPMFs(void) {
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// DSGraphContainer
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delete VWGraphSegment::Fetch;
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}
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VWSegmentContainer VWGraphSegment::Container(void) {
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VWSegmentContainer g;
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HRESULT hr = (*this)->get_Container(&g);
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ASSERT(SUCCEEDED(hr));
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return g;
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}
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MSVidSegmentType VWGraphSegment::Type(void) {
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MSVidSegmentType t;
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HRESULT hr = (*this)->get_Type(&t);
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ASSERT(SUCCEEDED(hr));
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return t;
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}
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DSGraph VWGraphSegment::Graph(void) {
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DSGraph g;
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HRESULT hr = (Container())->get_Graph(&g);
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ASSERT(SUCCEEDED(hr));
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return g;
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}
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GUID2 VWGraphSegment::Category(void) {
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GUID2 g;
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HRESULT hr = (*this)->get_Category(&g);
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ASSERT(SUCCEEDED(hr));
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return g;
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}
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GUID2 VWGraphSegment::ClassID(void) {
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GUID2 g;
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HRESULT hr = (*this)->GetClassID(&g);
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ASSERT(SUCCEEDED(hr));
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return g;
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}
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}; // namespace
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#endif //TUNING_MODEL_ONLY
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// end of file - segment.cpp
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