protected ArrayList findCrossbarSources(ICaptureGraphBuilder2 graphBuilder, IAMCrossbar crossbar, bool isVideoDevice)
{
int num;
int num2;
ArrayList list = new ArrayList();
int errorCode = crossbar.get_PinCounts(out num, out num2);
if (errorCode < 0)
{
Marshal.ThrowExceptionForHR(errorCode);
}
for (int i = 0; i < num; i++)
{
for (int j = 0; j < num2; j++)
{
if (crossbar.CanRoute(i, j) == 0)
{
int num6;
PhysicalConnectorType type;
errorCode = crossbar.get_CrossbarPinInfo(true, j, out num6, out type);
if (errorCode < 0)
{
Marshal.ThrowExceptionForHR(errorCode);
}
CrossbarSource source = new CrossbarSource(crossbar, i, j, type);
if (type < PhysicalConnectorType.Audio_Tuner)
{
if (isVideoDevice)
{
list.Add(source);
}
else if (!isVideoDevice)
{
list.Add(source);
}
}
}
}
}
int index = 0;
while (index < list.Count)
{
bool flag = false;
CrossbarSource source2 = (CrossbarSource)list[index];
for (int k = 0; k < list.Count; k++)
{
CrossbarSource source3 = (CrossbarSource)list[k];
if ((source2.OutputPin == source3.OutputPin) && (index != k))
{
flag = true;
break;
}
}
if (flag)
{
index++;
}
else
{
list.RemoveAt(index);
}
}
return(list);
}
protected void addFromGraph(ICaptureGraphBuilder2 graphBuilder, IBaseFilter videoDeviceFilter, IBaseFilter audioDeviceFilter, IBaseFilter videoCompressorFilter, IBaseFilter audioCompressorFilter, SourceCollection videoSources, SourceCollection audioSources)
{
object ppint = null;
Trace.Assert(graphBuilder != null);
this.addIfSupported(videoDeviceFilter, "Video Capture Device");
Guid capture = PinCategory.Capture;
Guid interleaved = MediaType.Interleaved;
Guid gUID = typeof(IAMStreamConfig).GUID;
if (graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, out ppint) != 0)
{
interleaved = MediaType.Video;
if (graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, out ppint) != 0)
{
ppint = null;
}
}
this.addIfSupported(ppint, "Video Capture Pin");
capture = PinCategory.Preview;
interleaved = MediaType.Interleaved;
gUID = typeof(IAMStreamConfig).GUID;
if (graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, out ppint) != 0)
{
interleaved = MediaType.Video;
if (graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, out ppint) != 0)
{
ppint = null;
}
}
this.addIfSupported(ppint, "Video Preview Pin");
ArrayList list = new ArrayList();
int num = 1;
for (int i = 0; i < videoSources.Count; i++)
{
CrossbarSource source = videoSources[i] as CrossbarSource;
if ((source != null) && (list.IndexOf(source.Crossbar) < 0))
{
list.Add(source.Crossbar);
if (this.addIfSupported(source.Crossbar, "Video Crossbar " + ((num == 1) ? "" : num.ToString())))
{
num++;
}
}
}
list.Clear();
this.addIfSupported(videoCompressorFilter, "Video Compressor");
capture = PinCategory.Capture;
interleaved = MediaType.Interleaved;
gUID = typeof(IAMTVTuner).GUID;
if (graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, out ppint) != 0)
{
interleaved = MediaType.Video;
if (graphBuilder.FindInterface(ref capture, ref interleaved, videoDeviceFilter, ref gUID, out ppint) != 0)
{
ppint = null;
}
}
this.addIfSupported(ppint, "TV Tuner");
IAMVfwCompressDialogs compressDialogs = videoCompressorFilter as IAMVfwCompressDialogs;
if (compressDialogs != null)
{
VfwCompressorPropertyPage page = new VfwCompressorPropertyPage("Video Compressor", compressDialogs);
base.InnerList.Add(page);
}
this.addIfSupported(audioDeviceFilter, "Audio Capture Device");
capture = PinCategory.Capture;
interleaved = MediaType.Audio;
gUID = typeof(IAMStreamConfig).GUID;
if (graphBuilder.FindInterface(ref capture, ref interleaved, audioDeviceFilter, ref gUID, out ppint) != 0)
{
ppint = null;
}
this.addIfSupported(ppint, "Audio Capture Pin");
capture = PinCategory.Preview;
interleaved = MediaType.Audio;
gUID = typeof(IAMStreamConfig).GUID;
if (graphBuilder.FindInterface(ref capture, ref interleaved, audioDeviceFilter, ref gUID, out ppint) != 0)
{
ppint = null;
}
this.addIfSupported(ppint, "Audio Preview Pin");
num = 1;
for (int j = 0; j < audioSources.Count; j++)
{
CrossbarSource source2 = audioSources[j] as CrossbarSource;
if ((source2 != null) && (list.IndexOf(source2.Crossbar) < 0))
{
list.Add(source2.Crossbar);
if (this.addIfSupported(source2.Crossbar, "Audio Crossbar " + ((num == 1) ? "" : num.ToString())))
{
num++;
}
}
}
list.Clear();
this.addIfSupported(audioCompressorFilter, "Audio Compressor");
}
