static public ICaptureProcessor createCaptureProcessor()
{
string lPresentationDescriptor = "<?xml version='1.0' encoding='UTF-8'?>" +
"<PresentationDescriptor StreamCount='1'>" +
"<PresentationDescriptor.Attributes Title='Attributes of Presentation'>" +
"<Attribute Name='MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_SYMBOLIC_LINK' GUID='{58F0AAD8-22BF-4F8A-BB3D-D2C4978C6E2F}' Title='The symbolic link for a video capture driver.' Description='Contains the unique symbolic link for a video capture driver.'>" +
"<SingleValue Value='ImageCaptureProcessor' />" +
"</Attribute>" +
"<Attribute Name='MF_DEVSOURCE_ATTRIBUTE_FRIENDLY_NAME' GUID='{60D0E559-52F8-4FA2-BBCE-ACDB34A8EC01}' Title='The display name for a device.' Description='The display name is a human-readable string, suitable for display in a user interface.'>" +
"<SingleValue Value='Image Capture Processor' />" +
"</Attribute>" +
"</PresentationDescriptor.Attributes>" +
"<StreamDescriptor Index='0' MajorType='MFMediaType_Video' MajorTypeGUID='{73646976-0000-0010-8000-00AA00389B71}'>" +
"<MediaTypes TypeCount='1'>" +
"<MediaType Index='0'>" +
"<MediaTypeItem Name='MF_MT_FRAME_SIZE' GUID='{1652C33D-D6B2-4012-B834-72030849A37D}' >" +
"<Value.ValueParts>" +
"<ValuePart Title='Width' Value='720' />" +
"<ValuePart Title='Height' Value='540' />" +
"</Value.ValueParts>" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_AVG_BITRATE' GUID='{20332624-FB0D-4D9E-BD0D-CBF6786C102E}' >" +
"<SingleValue Value='186624000' />" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_YUV_MATRIX' GUID='{3E23D450-2C75-4D25-A00E-B91670D12327}' >" +
"<SingleValue Value='MFVideoTransferMatrix_BT601' />" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_MAJOR_TYPE' GUID='{48EBA18E-F8C9-4687-BF11-0A74C9F96A8F}' >" +
"<SingleValue Value='MFMediaType_Video' GUID='{73646976-0000-0010-8000-00AA00389B71}' />" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_VIDEO_LIGHTING' GUID='{53A0529C-890B-4216-8BF9-599367AD6D20}' >" +
"<SingleValue Value='MFVideoLighting_dim' />" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_DEFAULT_STRIDE' GUID='{644B4E48-1E02-4516-B0EB-C01CA9D49AC6}' >" +
"<SingleValue Value='0' />" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_VIDEO_CHROMA_SITING' GUID='{65DF2370-C773-4C33-AA64-843E068EFB0C}' >" +
"<SingleValue Value='MFVideoChromaSubsampling_DV_PAL' />" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_AM_FORMAT_TYPE' GUID='{73D1072D-1870-4174-A063-29FF4FF6C11E}' >" +
"<SingleValue Value='{F72A76A0-EB0A-11D0-ACE4-0000C0CC16BA}' GUID='{F72A76A0-EB0A-11D0-ACE4-0000C0CC16BA}' />" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_FIXED_SIZE_SAMPLES' GUID='{B8EBEFAF-B718-4E04-B0A9-116775E3321B}' >" +
"<SingleValue Value='True' />" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_VIDEO_NOMINAL_RANGE' GUID='{C21B8EE5-B956-4071-8DAF-325EDF5CAB11}' >" +
"<SingleValue Value='MFNominalRange_16_235' />" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_FRAME_RATE' GUID='{C459A2E8-3D2C-4E44-B132-FEE5156C7BB0}' >" +
"<RatioValue Value='10' >" +
"<Value.ValueParts>" +
"<ValuePart Title='Numerator' Value='10' />" +
"<ValuePart Title='Denominator' Value='1' />" +
"</Value.ValueParts>" +
"</RatioValue>" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_PIXEL_ASPECT_RATIO' GUID='{C6376A1E-8D0A-4027-BE45-6D9A0AD39BB6}' >" +
"<RatioValue Value='1'>" +
"<Value.ValueParts>" +
"<ValuePart Title='Numerator' Value='1' />" +
"<ValuePart Title='Denominator' Value='1' />" +
"</Value.ValueParts>" +
"</RatioValue>" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_ALL_SAMPLES_INDEPENDENT' GUID='{C9173739-5E56-461C-B713-46FB995CB95F}' >" +
"<SingleValue Value='True' />" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_FRAME_RATE_RANGE_MIN' GUID='{D2E7558C-DC1F-403F-9A72-D28BB1EB3B5E}' >" +
"<RatioValue Value='10'>" +
"<Value.ValueParts>" +
"<ValuePart Title='Numerator' Value='10' />" +
"<ValuePart Title='Denominator' Value='1' />" +
"</Value.ValueParts>" +
"</RatioValue>" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_SAMPLE_SIZE' GUID='{DAD3AB78-1990-408B-BCE2-EBA673DACC10}' >" +
"<SingleValue Value='777600' />" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_VIDEO_PRIMARIES' GUID='{DBFBE4D7-0740-4EE0-8192-850AB0E21935}' >" +
"<SingleValue Value='MFVideoPrimaries_BT709' />" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_INTERLACE_MODE' GUID='{E2724BB8-E676-4806-B4B2-A8D6EFB44CCD}' >" +
"<SingleValue Value='MFVideoInterlace_Progressive' />" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_FRAME_RATE_RANGE_MAX' GUID='{E3371D41-B4CF-4A05-BD4E-20B88BB2C4D6}' >" +
"<RatioValue Value='10'>" +
"<Value.ValueParts>" +
"<ValuePart Title='Numerator' Value='10' />" +
"<ValuePart Title='Denominator' Value='1' />" +
"</Value.ValueParts>" +
"</RatioValue>" +
"</MediaTypeItem>" +
"<MediaTypeItem Name='MF_MT_SUBTYPE' GUID='{F7E34C9A-42E8-4714-B74B-CB29D72C35E5}' >" +
"<SingleValue Value='MFVideoFormat_YUY2' GUID='{32595559-0000-0010-8000-00AA00389B71}' />" +
"</MediaTypeItem>" +
"</MediaType>" +
"</MediaTypes>" +
"</StreamDescriptor>" +
"</PresentationDescriptor>";
ImageCaptureProcessor lICaptureProcessor = new ImageCaptureProcessor();
lICaptureProcessor.mPixels = new byte[777600];
for (int i = 0; i < lICaptureProcessor.mPixels.Length; i++)
{
lICaptureProcessor.mPixels[i] = 250;
}
lICaptureProcessor.mPresentationDescriptor = lPresentationDescriptor;
return(lICaptureProcessor);
}
private void mLaunchButton_Click(object sender, RoutedEventArgs e)
{
if (mLaunchButton.Content == "Stop")
{
if (mISession != null)
{
mISession.closeSession();
mLaunchButton.Content = "Launch";
}
mISession = null;
return;
}
if (mISourceControl == null)
{
return;
}
var lICaptureProcessor = ImageCaptureProcessor.createCaptureProcessor();
if (lICaptureProcessor == null)
{
return;
}
object lMediaSource = null;
mISourceControl.createSourceFromCaptureProcessor(
lICaptureProcessor,
out lMediaSource);
if (lMediaSource == null)
{
return;
}
string lxmldoc = "";
mCaptureManager.getCollectionOfSinks(ref lxmldoc);
XmlDocument doc = new XmlDocument();
doc.LoadXml(lxmldoc);
var lSinkNode = doc.SelectSingleNode("SinkFactories/SinkFactory[@GUID='{2F34AF87-D349-45AA-A5F1-E4104D5C458E}']");
if (lSinkNode == null)
{
return;
}
var lContainerNode = lSinkNode.SelectSingleNode("Value.ValueParts/ValuePart[1]");
if (lContainerNode == null)
{
return;
}
IEVRSinkFactory lSinkFactory;
var lSinkControl = mCaptureManager.createSinkControl();
lSinkControl.createSinkFactory(
Guid.Empty,
out lSinkFactory);
object lEVROutputNode;
lSinkFactory.createOutputNode(
mVideoPanel.Handle,
out lEVROutputNode);
if (lEVROutputNode == null)
{
return;
}
object lPtrSourceNode;
var lSourceControl = mCaptureManager.createSourceControl();
if (lSourceControl == null)
{
return;
}
lSourceControl.createSourceNodeFromExternalSourceWithDownStreamConnection(
lMediaSource,
0,
0,
lEVROutputNode,
out lPtrSourceNode);
List <object> lSourceMediaNodeList = new List <object>();
lSourceMediaNodeList.Add(lPtrSourceNode);
var lSessionControl = mCaptureManager.createSessionControl();
if (lSessionControl == null)
{
return;
}
mISession = lSessionControl.createSession(
lSourceMediaNodeList.ToArray());
if (mISession == null)
{
return;
}
mISession.registerUpdateStateDelegate(UpdateStateDelegate);
mISession.startSession(0, Guid.Empty);
mLaunchButton.Content = "Stop";
}
