HRESULT tTVPMFPlayer::AddBranchToPartialTopology( IMFTopology *pTopology, IMFMediaSource *pSource, IMFPresentationDescriptor *pPD, DWORD iStream, HWND hVideoWnd ) {
CComPtr<IMFStreamDescriptor> pSD;
HRESULT hr;
BOOL selected = FALSE;
if( FAILED(hr = pPD->GetStreamDescriptorByIndex(iStream, &selected, &pSD)) ) {
TVPThrowExceptionMessage(L"Faild to get stream desc.");
}
if( selected ) {
// Create the media sink activation object.
CComPtr<IMFActivate> pSinkActivate;
if( FAILED(hr = CreateMediaSinkActivate(pSD, hVideoWnd, &pSinkActivate)) ) {
return S_OK; // video と audio 以外は無視
}
// Add a source node for this stream.
CComPtr<IMFTopologyNode> pSourceNode;
if( FAILED(hr = AddSourceNode(pTopology, pSource, pPD, pSD, &pSourceNode) ) ) {
TVPThrowExceptionMessage(L"Faild to add source node.");
}
// Create the output node for the renderer.
CComPtr<IMFTopologyNode> pOutputNode;
if( FAILED(hr = AddOutputNode(pTopology, pSinkActivate, 0, &pOutputNode)) ) {
TVPThrowExceptionMessage(L"Faild to add output node.");
}
// Connect the source node to the output node.
if( FAILED(hr = pSourceNode->ConnectOutput(0, pOutputNode, 0)) ) {
TVPThrowExceptionMessage(L"Faild to connect node.");
}
}
return hr;
}
void AddBranchToPartialTopology(
IMFTopologyPtr pTopology, // Topology.
IMFMediaSourcePtr pSource, // Media source.
IMFPresentationDescriptorPtr pPD, // Presentation descriptor.
DWORD iStream, // Stream index.
HWND hVideoWnd) // Window for video playback.
{
IMFStreamDescriptorPtr pSD;
IMFActivatePtr pSinkActivate;
IMFTopologyNodePtr pSourceNode;
IMFTopologyNodePtr pOutputNode;
BOOL fSelected = FALSE;
THROW_IF_ERR(pPD->GetStreamDescriptorByIndex(iStream, &fSelected, &pSD));
if (fSelected)
{
// Create the media sink activation object.
pSinkActivate = CreateMediaSinkActivate(pSD.Get(), hVideoWnd);
// Add a source node for this stream.
pSourceNode = AddSourceNode(pTopology, pSource, pPD, pSD);
// Create the output node for the renderer.
pOutputNode = AddOutputNode(pTopology, pSinkActivate, 0);
// Connect the source node to the output node.
THROW_IF_ERR(pSourceNode->ConnectOutput(0, pOutputNode.Get(), 0));
}
// else: If not selected, don't add the branch.
}
// Create the topology.
HRESULT CreateTopology(IMFMediaSource *pSource, IMFActivate *pSinkActivate, IMFTopology **ppTopo)
{
IMFTopology *pTopology = NULL;
IMFPresentationDescriptor *pPD = NULL;
IMFStreamDescriptor *pSD = NULL;
IMFMediaTypeHandler *pHandler = NULL;
IMFTopologyNode *pNode1 = NULL;
IMFTopologyNode *pNode2 = NULL;
HRESULT hr = S_OK;
DWORD cStreams = 0;
CHECK_HR(hr = MFCreateTopology(&pTopology));
CHECK_HR(hr = pSource->CreatePresentationDescriptor(&pPD));
CHECK_HR(hr = pPD->GetStreamDescriptorCount(&cStreams));
for (DWORD i = 0; i < cStreams; i++) {
// In this example, we look for audio streams and connect them to the sink.
BOOL fSelected = FALSE;
GUID majorType;
CHECK_HR(hr = pPD->GetStreamDescriptorByIndex(i, &fSelected, &pSD));
CHECK_HR(hr = pSD->GetMediaTypeHandler(&pHandler));
CHECK_HR(hr = pHandler->GetMajorType(&majorType));
if (majorType == MFMediaType_Video && fSelected) {
CHECK_HR(hr = AddSourceNode(pTopology, pSource, pPD, pSD, &pNode1));
CHECK_HR(hr = AddOutputNode(pTopology, pSinkActivate, 0, &pNode2));
CHECK_HR(hr = pNode1->ConnectOutput(0, pNode2, 0));
break;
} else {
CHECK_HR(hr = pPD->DeselectStream(i));
}
SafeRelease(&pSD);
SafeRelease(&pHandler);
}
*ppTopo = pTopology;
(*ppTopo)->AddRef();
done:
SafeRelease(&pTopology);
SafeRelease(&pNode1);
SafeRelease(&pNode2);
SafeRelease(&pPD);
SafeRelease(&pSD);
SafeRelease(&pHandler);
return hr;
}
SourcesList::SourceRecord *SourcesList::AddEmptySource()
{
SourceRecord rec;
#ifdef HAVE_RPM
rec.Type = Rpm;
#else
rec.Type = Deb;
#endif
rec.VendorID = "";
rec.SourceFile = _config->FindFile("Dir::Etc::sourcelist");
rec.Dist = "";
rec.NumSections = 0;
return AddSourceNode(rec);
}
SourcesList::SourceRecord *SourcesList::AddSource(RecType Type,
string VendorID, string URI,
string Dist,
string *Sections,
unsigned short count,
string SourceFile)
{
SourceRecord rec;
rec.Type = Type;
rec.VendorID = VendorID;
rec.SourceFile = SourceFile;
if (rec.SetURI(URI) == false) {
return NULL;
}
rec.Dist = Dist;
rec.NumSections = count;
rec.Sections = new string[count];
for (unsigned int i = 0; i < count; ++i) {
rec.Sections[i] = Sections[i];
}
return AddSourceNode(rec);
}
bool SourcesList::ReadSourcePart(string listpath)
{
//cout << "SourcesList::ReadSourcePart() "<< listpath << endl;
char buf[512];
const char *p;
ifstream ifs(listpath.c_str(), ios::in);
bool record_ok = true;
// cannot open file
if (!ifs != 0) {
return _error->Error("Can't read %s", listpath.c_str());
}
while (ifs.eof() == false) {
p = buf;
SourceRecord rec;
string Type;
string Section;
string VURI;
ifs.getline(buf, sizeof(buf));
rec.SourceFile = listpath;
while (isspace(*p)) {
p++;
}
if (*p == '#') {
rec.Type = Disabled;
p++;
while (isspace(*p))
p++;
}
if (*p == '\r' || *p == '\n' || *p == 0) {
rec.Type = Comment;
rec.Comment = p;
AddSourceNode(rec);
continue;
}
bool Failed = true;
if (ParseQuoteWord(p, Type) == true &&
rec.SetType(Type) == true && ParseQuoteWord(p, VURI) == true) {
if (VURI[0] == '[') {
rec.VendorID = VURI.substr(1, VURI.length() - 2);
if (ParseQuoteWord(p, VURI) == true && rec.SetURI(VURI) == true)
Failed = false;
} else if (rec.SetURI(VURI) == true) {
Failed = false;
}
if (Failed == false && ParseQuoteWord(p, rec.Dist) == false)
Failed = true;
}
if (Failed == true) {
if (rec.Type == Disabled) {
// treat as a comment field
rec.Type = Comment;
rec.Comment = buf;
} else {
// syntax error on line
rec.Type = Comment;
string s = "#" + string(buf);
rec.Comment = s;
record_ok = false;
//return _error->Error("Syntax error in line %s", buf);
}
}
#ifndef HAVE_RPM
// check for absolute dist
if (rec.Dist.empty() == false && rec.Dist[rec.Dist.size() - 1] == '/') {
// make sure there's no section
if (ParseQuoteWord(p, Section) == true)
return _error->Error("Syntax error in line %s", buf);
rec.Dist = SubstVar(rec.Dist, "$(ARCH)",
_config->Find("APT::Architecture"));
AddSourceNode(rec);
continue;
}
#endif
const char *tmp = p;
rec.NumSections = 0;
while (ParseQuoteWord(p, Section) == true)
rec.NumSections++;
if (rec.NumSections > 0) {
p = tmp;
rec.Sections = new string[rec.NumSections];
rec.NumSections = 0;
while (ParseQuoteWord(p, Section) == true) {
// comments inside the record are preserved
if (Section[0] == '#') {
SourceRecord rec;
string s = Section + string(p);
rec.Type = Comment;
rec.Comment = s;
rec.SourceFile = listpath;
AddSourceNode(rec);
break;
} else {
rec.Sections[rec.NumSections++] = Section;
}
}
}
AddSourceNode(rec);
}
ifs.close();
return record_ok;
}
