public void Init(int size)
{
m_size = size;
m_xy = new XY[size];
m_cross = new Cross[size];
int j = 0;
for (int i = 0; i < size * 2; i += 2)
{
m_cross[j++] = new CrossMx(index, index + 1, m_baseFilter);
index += 2;
}
}
void BuildGraph()
{
int hr;
m_graphBuilder = (IGraphBuilder) new FilterGraph();
//Create the media control for controlling the graph
mediaControl = (IMediaControl)m_graphBuilder;
Guid gBouncingBall = new Guid("fd5010418ebe11ce818300aa00577da1");
Guid gShapeGuid = new Guid("E52BEAB445FB4D5ABC9E2381E61DCC47");
Type comtype;
Type comtypeShapes;
comtype = Type.GetTypeFromCLSID(gBouncingBall);
comtypeShapes = Type.GetTypeFromCLSID(gShapeGuid);
BouncingBallFilter = (IBaseFilter)Activator.CreateInstance(comtype);
hr = m_graphBuilder.AddFilter(BouncingBallFilter, "Bouncing ball");
DsError.ThrowExceptionForHR(hr);
ShapesFilter = (IBaseFilter)Activator.CreateInstance(comtypeShapes);
hr = m_graphBuilder.AddFilter(ShapesFilter, "Shapes Filter");
DsError.ThrowExceptionForHR(hr);
if (m_saveCrossToFile == true)
{
AddPinTeeFilter();
AddDumpFilter();
AddElecardAVCVideoEncoder();
DumpCom dump = new DumpCom(DumpFilter);
if (dump.SetFileName("c:\\dump1.asf") != 0)
{
MessageBox.Show("Error set file");
}
}
int j = 0;
for (int i = 0; i < m_cross.Length * 2; i += 2)
{
m_cross[j] = new CrossMx(i, i + 1, ShapesFilter);
m_cross[j].Init(2000);
j++;
}
if (m_saveCrossToFile)
{
IPin pinInfinteInput = DsFindPin.ByName(InfiniteTeeFilter, "Input");
IPin pinInfinteOutput1 = DsFindPin.ByName(InfiniteTeeFilter, "Output1");
IPin pinSourceOut = DsFindPin.ByName(BouncingBallFilter, "Out");
IPin pinAVCInput = DsFindPin.ByName(ElecardAVCFilter, "Input");
IPin pinAVCOutput = DsFindPin.ByName(ElecardAVCFilter, "Output");
IPin pinShapeIn = DsFindPin.ByName(ShapesFilter, "Input");
IPin pinShapeOut = DsFindPin.ByName(ShapesFilter, "Output");
IPin pinDumpIn = DsFindPin.ByName(DumpFilter, "Input");
hr = m_graphBuilder.Connect(pinSourceOut, pinShapeIn);
DsError.ThrowExceptionForHR(hr);
hr = m_graphBuilder.Connect(pinShapeOut, pinInfinteInput);
DsError.ThrowExceptionForHR(hr);
//hr = m_graphBuilder.Connect(pinInfinteOutput1, pinDumpIn);
hr = m_graphBuilder.Connect(pinInfinteOutput1, pinAVCInput);
DsError.ThrowExceptionForHR(hr);
hr = m_graphBuilder.Connect(pinAVCOutput, pinDumpIn);
DsError.ThrowExceptionForHR(hr);
IPin pinInfinteOutput2 = DsFindPin.ByName(InfiniteTeeFilter, "Output2");
// let DirectShow connects the front and back
hr = m_graphBuilder.Render((DirectShowLib.IPin)pinInfinteOutput2);
DsError.ThrowExceptionForHR(hr);
}
else
{
IPin pinSourceOut = DsFindPin.ByName(BouncingBallFilter, "Out");
IPin pinShapeIn = DsFindPin.ByName(ShapesFilter, "Input");
hr = m_graphBuilder.Connect(pinSourceOut, pinShapeIn);
DsError.ThrowExceptionForHR(hr);
IPin pinShapeOut = DsFindPin.ByName(ShapesFilter, "Output");
// let DirectShow connects the front and back
hr = m_graphBuilder.Render((DirectShowLib.IPin)pinShapeOut);
DsError.ThrowExceptionForHR(hr);
}
}
