258 lines
8.7 KiB
C
258 lines
8.7 KiB
C
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//==========================================================================;
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//
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// Composition.h : Declaration of the custom composition class for gluing analog capture to ovmixer
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// Copyright (c) Microsoft Corporation 1999.
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//
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/////////////////////////////////////////////////////////////////////////////
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#ifndef ANADATA_H
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#define ANADATA_H
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#pragma once
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#include <winerror.h>
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#include <algorithm>
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#include <compimpl.h>
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#include <seg.h>
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#include "resource.h" // main symbols
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#include <objectwithsiteimplsec.h>
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/////////////////////////////////////////////////////////////////////////////
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// CAnaDataComp
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class ATL_NO_VTABLE __declspec(uuid("C5702CD6-9B79-11d3-B654-00C04F79498E")) CAnaDataComp :
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public CComObjectRootEx<CComSingleThreadModel>,
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public CComCoClass<CAnaDataComp, &__uuidof(CAnaDataComp)>,
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public IObjectWithSiteImplSec<CAnaDataComp>,
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public IMSVidCompositionSegmentImpl<CAnaDataComp>
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{
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public:
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CAnaDataComp() {}
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virtual ~CAnaDataComp() {}
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REGISTER_NONAUTOMATION_OBJECT(IDS_PROJNAME,
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IDS_REG_ANADATACOMP_DESC,
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LIBID_MSVidCtlLib,
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__uuidof(CAnaDataComp));
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DECLARE_PROTECT_FINAL_CONSTRUCT()
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BEGIN_COM_MAP(CAnaDataComp)
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COM_INTERFACE_ENTRY(IMSVidCompositionSegment)
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COM_INTERFACE_ENTRY(IMSVidGraphSegment)
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COM_INTERFACE_ENTRY(IObjectWithSite)
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COM_INTERFACE_ENTRY(IPersist)
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END_COM_MAP()
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public:
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PQCreateDevEnum m_pSystemEnum;
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//////////////
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HRESULT ConnectCodecPin(DSPin& pCodecPin, DSFilter& pCap, DSFilter& pIPSink) {
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// if this fails we just skip the pin not the whole filter so we don't need
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// to check the return code from the connect
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if (pCodecPin.IsInput()) {
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pCodecPin.IntelligentConnect(pCap, m_Filters, 0, UPSTREAM);
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} else {
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pCodecPin.IntelligentConnect(pIPSink, m_Filters, DSGraph::ATTEMPT_MERIT_DO_NOT_USE);
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}
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return NOERROR;
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}
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//////////////
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HRESULT AddCodec(const DSFilterMoniker& pCodecMkr, DSFilter& pCap, DSFilter& pIPSink) {
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DSFilter pCodec = m_pGraph.AddMoniker(pCodecMkr);
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if (!pCodec) {
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// this can happen if a codec is uninstalled or the driver file is removed
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// but the registry doesn't get cleaned up.
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// also can happen on an upgrade if a codec has been removed from the product.
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TRACELSM(TRACE_ERROR, (dbgDump << "CAnaDataComp::AddCodec() can't add mkr" << pCodecMkr), "");
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return S_FALSE;
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}
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m_Filters.push_back(pCodec);
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//connect all input pins including hw slicing support
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std::for_each(pCodec.begin(),
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pCodec.end(),
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bndr_obj_2_3<arity3pmf<CAnaDataComp, DSPin&, DSFilter&, DSFilter&, HRESULT> >(
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*this,
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arity3pmf<CAnaDataComp,
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DSPin&,
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DSFilter&,
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DSFilter&,
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HRESULT>(&CAnaDataComp::ConnectCodecPin),
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pCap,
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pIPSink
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));
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return NOERROR;
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}
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//////////////
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HRESULT CapturePinPrep(DSPin& pCapPin, DSFilter& pMSTee, DSFilter& pVPM) {
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if (pCapPin.GetConnection() || pCapPin.GetDirection() == PINDIR_INPUT) {
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return NOERROR; // skip connected pins
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}
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HRESULT hr;
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DSPin targ;
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if (pCapPin.HasCategory(PIN_CATEGORY_VBI)) {
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if (!pMSTee) {
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DSDevices teelist(m_pSystemEnum, KSCATEGORY_SPLITTER);
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pMSTee = m_pGraph.AddMoniker(*(teelist.begin()));
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if (!pMSTee) {
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TRACELM(TRACE_ERROR, "CAnaDataComp::Compose() can't add mstee moniker to graph");
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THROWCOM(E_UNEXPECTED);
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}
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}
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targ = pMSTee.FirstPin(PINDIR_INPUT);
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ASSERT(targ);
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hr = pCapPin.Connect(targ);
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if (FAILED(hr)) {
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TRACELSM(TRACE_ERROR, (dbgDump << "CAnaDataComp::CapturePinPrep() can't connect " << pCapPin << " " << pCapPin.GetFilter() << " to " << targ << " " << targ.GetFilter() << " hr = " << std::hex << hr), "");
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THROWCOM(E_UNEXPECTED);
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}
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} else if (pCapPin.HasCategory(PIN_CATEGORY_VIDEOPORT_VBI)) {
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// hook up vbi surf to pincat_vpvbi
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if (!pVPM) {
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CString csName(_T("VideoPort Manager"));
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pVPM = m_pGraph.AddFilter(CLSID_VideoPortManager, csName);
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if (!pVPM) {
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TRACELM(TRACE_ERROR, "CAnaDataComp::Compose() can't create vbisurf");
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THROWCOM(E_UNEXPECTED);
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}
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}
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DSFilterList intermediates;
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hr = pCapPin.IntelligentConnect(pVPM, intermediates);
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if (FAILED(hr)) {
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TRACELSM(TRACE_ERROR, (dbgDump << "CAnaDataComp::CapturePinPrep() can't connect " << pCapPin << " " << pCapPin.GetFilter() << " to " << targ << " " << targ.GetFilter() << " hr = " << std::hex << hr), "");
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THROWCOM(E_UNEXPECTED);
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}
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m_Filters.insert(m_Filters.end(), intermediates.begin(), intermediates.end());
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}
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return NOERROR;
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}
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// IMSVidGraphSegment
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// IMSVidCompositionSegment
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STDMETHOD(Compose)(IMSVidGraphSegment * upstream, IMSVidGraphSegment * downstream)
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{
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if (m_fComposed) {
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return NOERROR;
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}
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ASSERT(m_pGraph);
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try {
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VWGraphSegment up(upstream);
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ASSERT(up.Graph() == m_pGraph);
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VWGraphSegment down(downstream);
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ASSERT(down.Graph() == m_pGraph);
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if (up.begin() == up.end()) {
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TRACELM(TRACE_ERROR, "CAnaDataComp::Compose() can't compose empty up segment");
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return E_INVALIDARG;
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}
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if (down.begin() == down.end()) {
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TRACELM(TRACE_ERROR, "CAnaDataComp::Compose() can't compose empty down segment");
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return E_INVALIDARG;
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}
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VWGraphSegment::iterator iCap = std::find_if(up.begin(),
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up.end(),
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arity1_pointer(&IsAnalogVideoCapture));
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if (iCap == up.end()) {
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TRACELM(TRACE_ERROR, "CAnaDataComp::Compose() upstream segment has no capture filter");
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return E_FAIL;
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}
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ASSERT((*iCap).GetGraph() == m_pGraph);
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VWGraphSegment::iterator iIPSink = std::find_if(down.begin(),
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down.end(),
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arity1_pointer(&IsIPSink));
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if (iIPSink == down.end()) {
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TRACELM(TRACE_ERROR, "CAnaDataComp::Compose() downstream segment has no ip sink filter");
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return E_FAIL;
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}
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if (!m_pSystemEnum) {
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HRESULT hr = m_pSystemEnum.CoCreateInstance(CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC_SERVER);
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if (FAILED(hr)) {
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return E_UNEXPECTED;
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}
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}
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DSFilter ipsink(*iIPSink);
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ASSERT(!!ipsink);
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ASSERT(ipsink.GetGraph() == m_pGraph);
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PQVidCtl pqCtl;
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HRESULT hr = m_pContainer->QueryInterface(IID_IMSVidCtl, reinterpret_cast<void**>(&pqCtl));
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if(FAILED(hr)){
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return hr;
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}
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CComQIPtr<IMSVidVideoRenderer> spVidVid;
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hr = pqCtl->get_VideoRendererActive(&spVidVid);
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if(FAILED(hr)){
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return hr;
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}
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DSFilter vpm;
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bool fVPMalreadyloaded = false;
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if(spVidVid){
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for (DSGraph::iterator i = m_pGraph.begin(); i != m_pGraph.end(); ++i) {
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DSFilter f(*i);
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if (IsVPM(f)) {
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vpm = f;
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fVPMalreadyloaded = true;
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break;
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}
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}
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}
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DSFilter mstee;
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#if 0
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std::for_each((*iCap).begin(),
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(*iCap).end(),
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bndr_obj_2_3<arity3pmf<CAnaDataComp, DSPin&, DSFilter&, DSFilter&, HRESULT> >(
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*this,
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arity3pmf<CAnaDataComp,
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DSPin&,
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DSFilter&,
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DSFilter&,
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HRESULT>(&CAnaDataComp::CapturePinPrep),
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mstee,
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vpm
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));
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#else
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DSFilter::iterator i2;
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for (i2 = (*iCap).begin(); i2 != (*iCap).end(); ++i2) {
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CapturePinPrep(*i2, mstee, vpm);
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}
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#endif
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if (!mstee) {
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TRACELM(TRACE_ERROR, "CAnaDataComp::Compose() no vbi pins on capture filter");
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return Error(IDS_E_NOVBI, __uuidof(CAnaCapComp), E_FAIL);
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}
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if (vpm && !fVPMalreadyloaded) {
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m_Filters.push_back(vpm);
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}
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m_Filters.push_back(mstee);
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//m_Filters.push_back(ipsink);
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// create codec enumerator
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DSDevices codeclist(m_pSystemEnum, KSCATEGORY_VBICODEC);
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std::for_each(codeclist.begin(),
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codeclist.end(),
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bndr_obj_2_3<arity3pmf<CAnaDataComp, const DSFilterMoniker&, DSFilter&, DSFilter&, HRESULT> >(
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*this,
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arity3pmf<CAnaDataComp,
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const DSFilterMoniker&,
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DSFilter&,
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DSFilter&,
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HRESULT>(&CAnaDataComp::AddCodec),
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(*iCap),
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ipsink
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));
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return NOERROR;
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} catch (ComException &e) {
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return e;
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} catch (...) {
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return E_UNEXPECTED;
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}
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}
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};
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#endif // ANADATA_H
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// end of file - anadata.h
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