public void BuildGraph()
{
int hr = 0;
graphBuilder = (IFilterGraph2) new FilterGraph();
vmr = (IBaseFilter) new VideoMixingRenderer();
hr = (vmr as IVMRFilterConfig).SetNumberOfStreams(4);
DsError.ThrowExceptionForHR(hr);
vmrMixerControl = (IVMRMixerControl)vmr;
hr = graphBuilder.AddFilter(vmr, "VMR");
DsError.ThrowExceptionForHR(hr);
}
/// <summary>
/// Erzeugt eine neue Beschreibung.
/// </summary>
/// <param name="value">Der aktuelle Wert.</param>
/// <param name="control">Die zugehörige Steuereinheit.</param>
/// <param name="property">Die gewünschte Einstellung.</param>
internal ParameterSet(float value, IVMRMixerControl control, VMRProcAmpControlFlags property)
{
// Create helper
var range = VMRProcAmpControlRange.Create(property);
// Read
control.GetProcAmpControlRange(0, ref range);
// Load all
Default = range.DefaultValue;
Minimum = range.MinValue;
Maximum = range.MaxValue;
Step = range.StepSize;
Value = value;
}
/// <summary>
/// Erzeugt eine neue Beschreibung.
/// </summary>
/// <param name="value">Der aktuelle Wert.</param>
/// <param name="control">Die zugehörige Steuereinheit.</param>
/// <param name="property">Die gewünschte Einstellung.</param>
internal ParameterSet( float value, IVMRMixerControl control, VMRProcAmpControlFlags property )
{
// Create helper
var range = VMRProcAmpControlRange.Create( property );
// Read
control.GetProcAmpControlRange( 0, ref range );
// Load all
Default = range.DefaultValue;
Minimum = range.MinValue;
Maximum = range.MaxValue;
Step = range.StepSize;
Value = value;
}
public void BuildGraph()
{
int hr = 0;
graphBuilder = (IFilterGraph2) new FilterGraph();
rot = new DsROTEntry(graphBuilder);
vmr = (IBaseFilter) new VideoMixingRenderer();
IVMRFilterConfig filterConfig = (IVMRFilterConfig)vmr;
hr = filterConfig.SetNumberOfStreams(2);
DsError.ThrowExceptionForHR(hr);
// Set the custom compositor
hr = filterConfig.SetImageCompositor(this);
DsError.ThrowExceptionForHR(hr);
IVMRMixerControl mixerControl = (IVMRMixerControl)vmr;
// In COLORREF, colors are coded in ABGR format
hr = mixerControl.SetBackgroundClr(backgroundColorABGR);
DsError.ThrowExceptionForHR(hr);
hr = graphBuilder.AddFilter(vmr, "VMR");
DsError.ThrowExceptionForHR(hr);
// The 2 VMR pins must be connected...
hr = graphBuilder.RenderFile(@"..\..\..\Resources\foo.avi", null);
DsError.ThrowExceptionForHR(hr);
hr = graphBuilder.RenderFile(@"..\..\..\Resources\foo.avi", null);
DsError.ThrowExceptionForHR(hr);
hr = (graphBuilder as IMediaControl).Run();
DsError.ThrowExceptionForHR(hr);
}
