private void Button_Click(object sender, RoutedEventArgs e)
{
var lThumbnailOutputNode = m_Thumbnail.init(m_VideoSourceMediaTypeComboBox.SelectedItem as XmlNode);
if (lThumbnailOutputNode == null)
{
return;
}
object lSwitcherNode = getSwitcher();
if (lSwitcherNode == null)
{
return;
}
object SpreaderNode = lSwitcherNode;
List <object> lOutputNodeList = new List <object>();
lOutputNodeList.Add(lSwitcherNode);
lOutputNodeList.Add(lThumbnailOutputNode);
mSpreaderNodeFactory.createSpreaderNode(
lOutputNodeList,
out SpreaderNode);
object lSourceNode = getSourceNode(
m_VideoSourceComboBox.SelectedItem as XmlNode,
m_VideoStreamComboBox.SelectedItem as XmlNode,
m_VideoSourceMediaTypeComboBox.SelectedItem as XmlNode,
SpreaderNode);
List <object> lSourceNodes = new List <object>();
lSourceNodes.Add(lSourceNode);
mISession = mISessionControl.createSession(lSourceNodes.ToArray());
if (mISession == null)
{
return;
}
mSwitcherControl.pauseSwitchers(mISession);
mIsPausedDisplay = true;
if (mISession.startSession(0, Guid.Empty))
{
m_Thumbnail.start();
}
}
private object getSourceNode(
XmlNode aSourceNode,
XmlNode aStreamNode,
XmlNode aMediaTypeNode,
XmlNode aEncoderNode,
XmlNode aEncoderModeNode,
int aCompressedMediaTypeIndex,
object PreviewRenderNode,
object aOutputNode)
{
object lresult = null;
do
{
if (aCompressedMediaTypeIndex < 0)
{
break;
}
if (aSourceNode == null)
{
break;
}
if (aStreamNode == null)
{
break;
}
if (aMediaTypeNode == null)
{
break;
}
if (aEncoderNode == null)
{
break;
}
if (aEncoderModeNode == null)
{
break;
}
var lEncoderGuidAttr = aEncoderNode.Attributes["CLSID"];
if (lEncoderGuidAttr == null)
{
break;
}
Guid lCLSIDEncoder;
if (!Guid.TryParse(lEncoderGuidAttr.Value, out lCLSIDEncoder))
{
break;
}
var lEncoderModeGuidAttr = aEncoderModeNode.Attributes["GUID"];
if (lEncoderModeGuidAttr == null)
{
break;
}
Guid lCLSIDEncoderMode;
if (!Guid.TryParse(lEncoderModeGuidAttr.Value, out lCLSIDEncoderMode))
{
break;
}
if (aSourceNode == null)
{
break;
}
var lNode = aSourceNode.SelectSingleNode(
"Source.Attributes/Attribute" +
"[@Name='MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_SYMBOLIC_LINK' or @Name='MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_AUDCAP_SYMBOLIC_LINK']" +
"/SingleValue/@Value");
if (lNode == null)
{
break;
}
string lSymbolicLink = lNode.Value;
if (aStreamNode == null)
{
break;
}
lNode = aStreamNode.SelectSingleNode("@Index");
if (lNode == null)
{
break;
}
uint lStreamIndex = 0;
if (!uint.TryParse(lNode.Value, out lStreamIndex))
{
break;
}
if (aMediaTypeNode == null)
{
break;
}
lNode = aMediaTypeNode.SelectSingleNode("@Index");
if (lNode == null)
{
break;
}
uint lMediaTypeIndex = 0;
if (!uint.TryParse(lNode.Value, out lMediaTypeIndex))
{
break;
}
object lSourceMediaType = null;
lSymbolicLink = getScreenCaptureSymbolicLink(lSymbolicLink);
if (!mSourceControl.getSourceOutputMediaType(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
out lSourceMediaType))
{
break;
}
if (lSourceMediaType == null)
{
break;
}
IEncoderNodeFactory lEncoderNodeFactory;
if (!mEncoderControl.createEncoderNodeFactory(
lCLSIDEncoder,
out lEncoderNodeFactory))
{
break;
}
if (lEncoderNodeFactory == null)
{
break;
}
object lEncoderNode;
if (!lEncoderNodeFactory.createEncoderNode(
lSourceMediaType,
lCLSIDEncoderMode,
50,
(uint)aCompressedMediaTypeIndex,
aOutputNode,
out lEncoderNode))
{
break;
}
object SpreaderNode = lEncoderNode;
if (PreviewRenderNode != null)
{
List <object> lOutputNodeList = new List <object>();
lOutputNodeList.Add(PreviewRenderNode);
lOutputNodeList.Add(lEncoderNode);
mSpreaderNodeFactory.createSpreaderNode(
lOutputNodeList,
out SpreaderNode);
}
object lSourceNode;
if (!mSourceControl.createSourceNode(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
SpreaderNode,
out lSourceNode))
{
break;
}
lresult = lSourceNode;
} while (false);
return(lresult);
}
private Tuple <object, string, int> createVideoStream(ISampleGrabberCallbackSinkFactory aISampleGrabberCallbackSinkFactory, int aIndexCount)
{
object result = null;
int index = 0;
string lMediaType = "";
do
{
var lSourceNode = mSourcesComboBox.SelectedItem as XmlNode;
if (lSourceNode == null)
{
break;
}
var lNode = lSourceNode.SelectSingleNode("Source.Attributes/Attribute[@Name='MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_SYMBOLIC_LINK']/SingleValue/@Value");
if (lNode == null)
{
break;
}
string lSymbolicLink = lNode.Value;
lSourceNode = mStreamsComboBox.SelectedItem as XmlNode;
if (lSourceNode == null)
{
break;
}
lNode = lSourceNode.SelectSingleNode("@Index");
if (lNode == null)
{
break;
}
uint lStreamIndex = 0;
if (!uint.TryParse(lNode.Value, out lStreamIndex))
{
break;
}
lSourceNode = mMediaTypesComboBox.SelectedItem as XmlNode;
if (lSourceNode == null)
{
break;
}
lNode = lSourceNode.SelectSingleNode("@Index");
if (lNode == null)
{
break;
}
uint lMediaTypeIndex = 0;
if (!uint.TryParse(lNode.Value, out lMediaTypeIndex))
{
break;
}
IEVRSinkFactory lSinkFactory;
var lSinkControl = mCaptureManager.createSinkControl();
lSinkControl.createSinkFactory(
Guid.Empty,
out lSinkFactory);
object lEVROutputNode = null;
lSinkFactory.createOutputNode(
mVideoPanel.Handle,
out lEVROutputNode);
if (lEVROutputNode == null)
{
break;
}
ISampleGrabberCallback lH264SampleGrabberCallback;
aISampleGrabberCallbackSinkFactory.createOutputNode(
MFMediaType_Video,
MFVideoFormat_H264,
out lH264SampleGrabberCallback);
object lOutputNode = lEVROutputNode;
if (lH264SampleGrabberCallback != null)
{
lH264SampleGrabberCallback.mUpdateNativeFullEvent += delegate
(uint aSampleFlags, long aSampleTime, long aSampleDuration, IntPtr aData, uint aSize)
{
if (s != null)
{
lock (s)
{
currentmillisecond += 1;
s.sendVideoData(currentmillisecond, aData, (int)aSize, aIndexCount);
currentmillisecond += (int)(aSampleDuration / (long)10000);
}
}
};
var lSampleGrabberCallNode = lH264SampleGrabberCallback.getTopologyNode();
if (lSampleGrabberCallNode != null)
{
IStreamControl streamControl = mCaptureManager.createStreamControl();
ISpreaderNodeFactory spreaderNodeFactory = null;
object spreaderNode = null;
List <object> outputNodeList = new List <object>();
var mEncoderControl = mCaptureManager.createEncoderControl();
string lxmldoc = "";
XmlDocument doc = new XmlDocument();
mCaptureManager.getCollectionOfEncoders(ref lxmldoc);
doc.LoadXml(lxmldoc);
var l_VideoEncoderNode = doc.SelectSingleNode("EncoderFactories/Group[@GUID='{73646976-0000-0010-8000-00AA00389B71}']/EncoderFactory[1]/@CLSID");
if (l_VideoEncoderNode == null)
{
break;
}
Guid lCLSIDVideoEncoder;
if (!Guid.TryParse(l_VideoEncoderNode.Value, out lCLSIDVideoEncoder))
{
break;
}
IEncoderNodeFactory lIEncoderNodeFactory;
mEncoderControl.createEncoderNodeFactory(lCLSIDVideoEncoder, out lIEncoderNodeFactory);
if (lIEncoderNodeFactory != null)
{
object lVideoSourceOutputMediaType;
if (mSourceControl == null)
{
break;
}
mSourceControl.getSourceOutputMediaType(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
out lVideoSourceOutputMediaType);
object lVideoEncoderNode;
lIEncoderNodeFactory.createEncoderNode(
lVideoSourceOutputMediaType,
StreamingCBR,
25,
0,
lSampleGrabberCallNode,
out lVideoEncoderNode);
object lCompressedMediaType;
lIEncoderNodeFactory.createCompressedMediaType(
lVideoSourceOutputMediaType,
StreamingCBR,
25,
0,
out lCompressedMediaType);
streamControl.createStreamControlNodeFactory(ref spreaderNodeFactory);
outputNodeList.Add(lEVROutputNode);
outputNodeList.Add(lVideoEncoderNode);
spreaderNodeFactory.createSpreaderNode(outputNodeList,
out spreaderNode);
if (spreaderNode != null)
{
lOutputNode = spreaderNode;
}
mCaptureManager.parseMediaType(lCompressedMediaType, out lMediaType);
}
}
}
string lextendSymbolicLink = lSymbolicLink + " --options=" +
"<?xml version='1.0' encoding='UTF-8'?>" +
"<Options>" +
"<Option Type='Cursor' Visiblity='True'>" +
"<Option.Extensions>" +
"<Extension Type='BackImage' Height='100' Width='100' Fill='0x7055ff55' />" +
"</Option.Extensions>" +
"</Option>" +
"</Options>";
lextendSymbolicLink += " --normalize=Landscape";
mSourceControl.createSourceNode(
lextendSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
lOutputNode,
out result);
if (result != null)
{
index = aIndexCount;
}
}while (false);
return(Tuple.Create <object, string, int>(result, lMediaType, index));
}
private void init()
{
var lselectedNode = m_FileFormatComboBox.SelectedItem as XmlNode;
if (lselectedNode == null)
{
return;
}
var lSelectedAttr = lselectedNode.Attributes["Value"];
if (lSelectedAttr == null)
{
return;
}
String limageSourceDir = System.IO.Path.GetDirectoryName(Assembly.GetEntryAssembly().Location);
SaveFileDialog lsaveFileDialog = new SaveFileDialog();
lsaveFileDialog.InitialDirectory = limageSourceDir;
lsaveFileDialog.DefaultExt = "." + lSelectedAttr.Value.ToLower();
lsaveFileDialog.AddExtension = true;
lsaveFileDialog.CheckFileExists = false;
lsaveFileDialog.Filter = "Media file (*." + lSelectedAttr.Value.ToLower() + ")|*." + lSelectedAttr.Value.ToLower();
var lresult = lsaveFileDialog.ShowDialog();
if (lresult != true)
{
return;
}
var lFilename = lsaveFileDialog.FileName;
lSelectedAttr = lselectedNode.Attributes["GUID"];
if (lSelectedAttr == null)
{
return;
}
mSinkControl.createSinkFactory(
Guid.Parse(lSelectedAttr.Value),
out mFileSinkFactory);
string lScreenCaptureSymbolicLink = "CaptureManager///Software///Sources///ScreenCapture///ScreenCapture";
string lAudioLoopBack = "CaptureManager///Software///Sources///AudioEndpointCapture///AudioLoopBack";
// Video Source
uint lVideoSourceIndexStream = 0;
uint lVideoSourceIndexMediaType = 2;
int l_VideoCompressedMediaTypeSelectedIndex = 0;
// Audio Source
uint lAudioSourceIndexStream = 0;
uint lAudioSourceIndexMediaType = 0;
int l_AudioCompressedMediaTypeSelectedIndex = 0;
string l_EncodersXMLstring = "";
mEncoderControl.getCollectionOfEncoders(out l_EncodersXMLstring);
XmlDocument doc = new XmlDocument();
doc.LoadXml(l_EncodersXMLstring);
var lAttrNode = doc.SelectSingleNode("EncoderFactories/Group[@GUID='{73646976-0000-0010-8000-00AA00389B71}']/EncoderFactory[1]/@CLSID");
if (lAttrNode == null)
{
return;
}
Guid l_VideoEncoder = Guid.Empty;
Guid.TryParse(lAttrNode.Value, out l_VideoEncoder);
lAttrNode = doc.SelectSingleNode("EncoderFactories/Group[@GUID='{73647561-0000-0010-8000-00AA00389B71}']/EncoderFactory[1]/@CLSID");
if (lAttrNode == null)
{
return;
}
Guid l_AudioEncoder = Guid.Empty;
Guid.TryParse(lAttrNode.Value, out l_AudioEncoder);
List <object> lCompressedMediaTypeList = new List <object>();
if (true)
{
object lCompressedMediaType = getCompressedMediaType(
lScreenCaptureSymbolicLink,
lVideoSourceIndexStream,
lVideoSourceIndexMediaType,
l_VideoEncoder,
m_VideoEncoderMode,
l_VideoCompressedMediaTypeSelectedIndex);
if (lCompressedMediaType != null)
{
lCompressedMediaTypeList.Add(lCompressedMediaType);
}
}
if (true)
{
object lCompressedMediaType = getCompressedMediaType(
lAudioLoopBack,
lAudioSourceIndexStream,
lAudioSourceIndexMediaType,
l_AudioEncoder,
m_AudioEncoderMode,
l_AudioCompressedMediaTypeSelectedIndex);
if (lCompressedMediaType != null)
{
lCompressedMediaTypeList.Add(lCompressedMediaType);
}
}
List <object> lOutputNodes = getOutputNodes(lCompressedMediaTypeList, lFilename);
if (lOutputNodes == null || lOutputNodes.Count == 0)
{
return;
}
IEVRSinkFactory lSinkFactory;
mSinkControl.createSinkFactory(
Guid.Empty,
out lSinkFactory);
object lEVROutputNode = null;
lSinkFactory.createOutputNode(
mVideoPanel.Handle,
out lEVROutputNode);
if (lEVROutputNode == null)
{
return;
}
object SpreaderNode = lEVROutputNode;
if (true)
{
var lEncoderNode = getEncoderNode(
lScreenCaptureSymbolicLink,
lVideoSourceIndexStream,
lVideoSourceIndexMediaType,
l_VideoEncoder,
m_VideoEncoderMode,
l_VideoCompressedMediaTypeSelectedIndex,
lOutputNodes[0]);
List <object> lOutputNodeList = new List <object>();
lOutputNodeList.Add(lEncoderNode);
lOutputNodeList.Add(lEVROutputNode);
mSpreaderNodeFactory.createSpreaderNode(
lOutputNodeList,
out SpreaderNode);
//SpreaderNode = lEncoderNode;
}
IMixerNodeFactory lMixerNodeFactory = null;
mStreamControl.createStreamControlNodeFactory(ref lMixerNodeFactory);
List <object> lVideoTopologyInputMixerNodes;
lMixerNodeFactory.createMixerNodes(
SpreaderNode,
2,
out lVideoTopologyInputMixerNodes);
if (lVideoTopologyInputMixerNodes.Count == 0)
{
return;
}
for (int i = 1; i < lVideoTopologyInputMixerNodes.Count; i++)
{
mVideoTopologyInputMixerNodes.Add(lVideoTopologyInputMixerNodes[i]);
}
object lAudioEncoderNode = null;
if (true)
{
lAudioEncoderNode = getEncoderNode(
lAudioLoopBack,
lAudioSourceIndexStream,
lAudioSourceIndexMediaType,
l_AudioEncoder,
m_AudioEncoderMode,
l_AudioCompressedMediaTypeSelectedIndex,
lOutputNodes[1]);
}
List <object> lAudioTopologyInputMixerNodes;
lMixerNodeFactory.createMixerNodes(
lAudioEncoderNode,
2,
out lAudioTopologyInputMixerNodes);
if (lAudioTopologyInputMixerNodes.Count == 0)
{
return;
}
mAudioTopologyInputMixerNode = lAudioTopologyInputMixerNodes[1];
List <object> lSourceNodes = new List <object>();
if (true)
{
object lSourceNode = getSourceNode(
lScreenCaptureSymbolicLink,
lVideoSourceIndexStream,
lVideoSourceIndexMediaType,
lVideoTopologyInputMixerNodes[0]);
if (lSourceNodes != null)
{
lSourceNodes.Add(lSourceNode);
}
}
if (true)
{
object lSourceNode = getSourceNode(
lAudioLoopBack,
lAudioSourceIndexStream,
lAudioSourceIndexMediaType,
lAudioTopologyInputMixerNodes[0]);
if (lSourceNodes != null)
{
lSourceNodes.Add(lSourceNode);
}
}
mISession = mISessionControl.createSession(lSourceNodes.ToArray());
if (mISession != null)
{
mStartStopTxtBlk.Text = "Stop";
mISession.startSession(0, Guid.Empty);
mSourcesPanel.IsEnabled = true;
}
}
public object getSourceNode(object aOutputNode)
{
object lresult = null;
do
{
var lselectedNode = m_EncodersComboBox.SelectedItem as XmlNode;
if (lselectedNode == null)
{
break;
}
var lEncoderGuidAttr = lselectedNode.Attributes["CLSID"];
if (lEncoderGuidAttr == null)
{
break;
}
Guid lCLSIDEncoder;
if (!Guid.TryParse(lEncoderGuidAttr.Value, out lCLSIDEncoder))
{
break;
}
lselectedNode = m_EncodingModeComboBox.SelectedItem as XmlNode;
if (lselectedNode == null)
{
break;
}
var lEncoderModeGuidAttr = lselectedNode.Attributes["GUID"];
if (lEncoderModeGuidAttr == null)
{
break;
}
Guid lCLSIDEncoderMode;
if (!Guid.TryParse(lEncoderModeGuidAttr.Value, out lCLSIDEncoderMode))
{
break;
}
string lSymbolicLink = SymbolicLink;
if (m_StreamComboBox.SelectedIndex < 0)
{
break;
}
uint lStreamIndex = (uint)m_StreamComboBox.SelectedIndex;
if (m_MediaTypeComboBox.SelectedIndex < 0)
{
break;
}
uint lMediaTypeIndex = (uint)m_MediaTypeComboBox.SelectedIndex;
object lSourceMediaType = null;
if (!mSourceControl.getSourceOutputMediaType(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
out lSourceMediaType))
{
break;
}
if (lSourceMediaType == null)
{
break;
}
IEncoderNodeFactory lEncoderNodeFactory;
if (!mEncoderControl.createEncoderNodeFactory(
lCLSIDEncoder,
out lEncoderNodeFactory))
{
break;
}
if (lEncoderNodeFactory == null)
{
break;
}
object lEncoderNode;
if (!lEncoderNodeFactory.createEncoderNode(
lSourceMediaType,
lCLSIDEncoderMode,
50,
(uint)m_CompressedMediaTypesComboBox.SelectedIndex,
aOutputNode,
out lEncoderNode))
{
break;
}
object SpreaderNode = lEncoderNode;
if (TypeSource == "Video")
{
object PreviewRenderNode = null;
// if ((bool)m_VideoStreamPreviewChkBtn.IsChecked)
{
List <object> lRenderOutputNodesList = new List <object>();
if (mEVRMultiSinkFactory != null)
{
mEVRMultiSinkFactory.createOutputNodes(
IntPtr.Zero,
m_EVRDisplay.Surface.texture,
1,
out lRenderOutputNodesList);
}
if (lRenderOutputNodesList.Count == 1)
{
PreviewRenderNode = lRenderOutputNodesList[0];
}
}
List <object> lOutputNodeList = new List <object>();
lOutputNodeList.Add(PreviewRenderNode);
lOutputNodeList.Add(lEncoderNode);
mSpreaderNodeFactory.createSpreaderNode(
lOutputNodeList,
out SpreaderNode);
}
object lSourceNode;
string lextendSymbolicLink = lSymbolicLink + " --options=" +
"<?xml version='1.0' encoding='UTF-8'?>" +
"<Options>" +
"<Option Type='Cursor' Visiblity='True'>" +
"<Option.Extensions>" +
"<Extension Type='BackImage' Height='100' Width='100' Fill='0x7055ff55' />" +
"</Option.Extensions>" +
"</Option>" +
"</Options>";
if (!mSourceControl.createSourceNode(
lextendSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
SpreaderNode,
out lSourceNode))
{
break;
}
lresult = lSourceNode;
} while (false);
return(lresult);
}
private object getSourceNode(
XmlNode aSourceNode,
XmlNode aStreamNode,
XmlNode aMediaTypeNode,
XmlNode aEncoderNode,
XmlNode aEncoderModeNode,
int aCompressedMediaTypeIndex,
object PreviewRenderNode,
object aOutputNode)
{
object lresult = null;
do
{
if (aCompressedMediaTypeIndex < 0)
{
break;
}
if (aSourceNode == null)
{
break;
}
if (aStreamNode == null)
{
break;
}
if (aMediaTypeNode == null)
{
break;
}
if (aEncoderNode == null)
{
break;
}
if (aEncoderModeNode == null)
{
break;
}
var lEncoderGuidAttr = aEncoderNode.Attributes["CLSID"];
if (lEncoderGuidAttr == null)
{
break;
}
Guid lCLSIDEncoder;
if (!Guid.TryParse(lEncoderGuidAttr.Value, out lCLSIDEncoder))
{
break;
}
var lEncoderModeGuidAttr = aEncoderModeNode.Attributes["GUID"];
if (lEncoderModeGuidAttr == null)
{
break;
}
Guid lCLSIDEncoderMode;
if (!Guid.TryParse(lEncoderModeGuidAttr.Value, out lCLSIDEncoderMode))
{
break;
}
if (aSourceNode == null)
{
break;
}
var lNode = aSourceNode.SelectSingleNode(
"Source.Attributes/Attribute" +
"[@Name='MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_SYMBOLIC_LINK' or @Name='MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_AUDCAP_SYMBOLIC_LINK']" +
"/SingleValue/@Value");
if (lNode == null)
{
break;
}
string lSymbolicLink = lNode.Value;
if (aStreamNode == null)
{
break;
}
lNode = aStreamNode.SelectSingleNode("@Index");
if (lNode == null)
{
break;
}
uint lStreamIndex = 0;
if (!uint.TryParse(lNode.Value, out lStreamIndex))
{
break;
}
if (aMediaTypeNode == null)
{
break;
}
lNode = aMediaTypeNode.SelectSingleNode("@Index");
if (lNode == null)
{
break;
}
uint lMediaTypeIndex = 0;
if (!uint.TryParse(lNode.Value, out lMediaTypeIndex))
{
break;
}
object lSourceMediaType = null;
if (!mSourceControl.getSourceOutputMediaType(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
out lSourceMediaType))
{
break;
}
if (lSourceMediaType == null)
{
break;
}
IEncoderNodeFactory lEncoderNodeFactory;
if (!mEncoderControl.createEncoderNodeFactory(
lCLSIDEncoder,
out lEncoderNodeFactory))
{
break;
}
if (lEncoderNodeFactory == null)
{
break;
}
object lEncoderNode;
if (!lEncoderNodeFactory.createEncoderNode(
lSourceMediaType,
lCLSIDEncoderMode,
50,
(uint)aCompressedMediaTypeIndex,
aOutputNode,
out lEncoderNode))
{
break;
}
object SpreaderNode = lEncoderNode;
if (PreviewRenderNode != null)
{
List <object> lOutputNodeList = new List <object>();
//lOutputNodeList.Add(lEncoderNode);
//lOutputNodeList.Add(PreviewRenderNode);
lOutputNodeList.Add(PreviewRenderNode);
lOutputNodeList.Add(lEncoderNode);
mSpreaderNodeFactory.createSpreaderNode(
lOutputNodeList,
out SpreaderNode);
}
object lSourceNode;
string lextendSymbolicLink = lSymbolicLink + " --options=" +
"<?xml version='1.0' encoding='UTF-8'?>" +
"<Options>" +
"<Option Type='Cursor' Visiblity='True'>" +
"<Option.Extensions>" +
"<Extension Type='BackImage' Height='100' Width='100' Fill='0x7055ff55' />" +
"</Option.Extensions>" +
"</Option>" +
"</Options>";
if (!mSourceControl.createSourceNode(
lextendSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
SpreaderNode,
out lSourceNode))
{
break;
}
lresult = lSourceNode;
} while (false);
return(lresult);
}
private void mLaunchButton_Click(object sender, RoutedEventArgs e)
{
if (mLaunchButton.Content.ToString() == "Stop")
{
mTimer.Stop();
if (mISession != null)
{
mISession.closeSession();
}
mLaunchButton.Content = "Launch";
mTakePhotoButton.IsEnabled = false;
return;
}
mTimer = new DispatcherTimer();
mTimer.Interval = new TimeSpan(100000);
var lSourceNode = mSourcesComboBox.SelectedItem as XmlNode;
if (lSourceNode == null)
{
return;
}
var lNode = lSourceNode.SelectSingleNode("Source.Attributes/Attribute[@Name='MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_SYMBOLIC_LINK']/SingleValue/@Value");
if (lNode == null)
{
return;
}
string lSymbolicLink = lNode.Value;
lSourceNode = mStreamsComboBox.SelectedItem as XmlNode;
if (lSourceNode == null)
{
return;
}
lNode = lSourceNode.SelectSingleNode("@Index");
if (lNode == null)
{
return;
}
uint lStreamIndex = 0;
if (!uint.TryParse(lNode.Value, out lStreamIndex))
{
return;
}
lSourceNode = mMediaTypesComboBox.SelectedItem as XmlNode;
if (lSourceNode == null)
{
return;
}
lNode = lSourceNode.SelectSingleNode("@Index");
if (lNode == null)
{
return;
}
uint lMediaTypeIndex = 0;
if (!uint.TryParse(lNode.Value, out lMediaTypeIndex))
{
return;
}
lNode = lSourceNode.SelectSingleNode("MediaTypeItem[@Name='MF_MT_FRAME_SIZE']/Value.ValueParts/ValuePart[1]/@Value");
if (lNode == null)
{
return;
}
uint lVideoWidth = 0;
if (!uint.TryParse(lNode.Value, out lVideoWidth))
{
return;
}
mVideoWidth = lVideoWidth;
lNode = lSourceNode.SelectSingleNode("MediaTypeItem[@Name='MF_MT_FRAME_SIZE']/Value.ValueParts/ValuePart[2]/@Value");
if (lNode == null)
{
return;
}
uint lVideoHeight = 0;
if (!uint.TryParse(lNode.Value, out lVideoHeight))
{
return;
}
mVideoHeight = lVideoHeight;
int lWidthInBytes;
mCaptureManager.getStrideForBitmapInfoHeader(
MFVideoFormat_RGB32,
lVideoWidth,
out lWidthInBytes);
lsampleByteSize = (uint)Math.Abs(lWidthInBytes) * lVideoHeight;
mData = new byte[lsampleByteSize];
var lSinkControl = mCaptureManager.createSinkControl();
// create Spread node
var lStreamControl = mCaptureManager.createStreamControl();
ISpreaderNodeFactory lSpreaderNodeFactory = null;
if (!lStreamControl.createStreamControlNodeFactory(
Guid.Parse("{85DFAAA1-4CC0-4A88-AE28-8F492E552CCA}"),
ref lSpreaderNodeFactory))
{
return;
}
// create Sample Accumulator node factory
ISpreaderNodeFactory lSampleAccumulatorNodeFactory = null;
XmlNode lselectedSampleAccumulatorXml = (XmlNode)mSampleAccumulatorComboBox.SelectedItem;
if (lselectedSampleAccumulatorXml == null)
{
return;
}
var lAttrNode = lselectedSampleAccumulatorXml.SelectSingleNode("@GUID");
if (lAttrNode == null)
{
return;
}
if (!lStreamControl.createStreamControlNodeFactory(
Guid.Parse(lAttrNode.Value),
ref lSampleAccumulatorNodeFactory))
{
return;
}
lAttrNode = lselectedSampleAccumulatorXml.SelectSingleNode("@Samples");
if (lAttrNode == null)
{
return;
}
if (!int.TryParse(lAttrNode.Value, out mSampleCount))
{
return;
}
string lxmldoc = "";
XmlDocument doc = new XmlDocument();
mCaptureManager.getCollectionOfSinks(ref lxmldoc);
doc.LoadXml(lxmldoc);
var lSinkNode = doc.SelectSingleNode("SinkFactories/SinkFactory[@GUID='{759D24FF-C5D6-4B65-8DDF-8A2B2BECDE39}']");
if (lSinkNode == null)
{
return;
}
// create view output.
var lContainerNode = lSinkNode.SelectSingleNode("Value.ValueParts/ValuePart[1]");
if (lContainerNode == null)
{
return;
}
setContainerFormat(lContainerNode);
lSinkControl.createSinkFactory(
mReadMode,
out mSinkFactory);
lNode = lSourceNode.SelectSingleNode("MediaTypeItem[@Name='MF_MT_SUBTYPE']/SingleValue/@Value");
if (lNode == null)
{
return;
}
Guid lMFVideoFormat = MFVideoFormat_RGB32;
int lChannels = 4;
if (lNode.Value == "MFVideoFormat_RGB24")
{
lMFVideoFormat = MFVideoFormat_RGB24;
lChannels = 3;
}
mSinkFactory.createOutputNode(
MFMediaType_Video,
lMFVideoFormat,
lsampleByteSize,
out mISampleGrabberCall);
if (mISampleGrabberCall != null)
{
byte[] lData = new byte[lsampleByteSize];
mTimer.Tick += delegate
{
if (mISampleGrabberCall == null)
{
return;
}
uint lByteSize = 0;
try
{
mISampleGrabberCall.readData(lData, out lByteSize);
}
catch (Exception)
{
}
finally
{
if (lByteSize > 0)
{
mDisplayImage.Source = FromArray(lData, lVideoWidth, lVideoHeight, lChannels);
}
}
};
// create take photo output
lContainerNode = lSinkNode.SelectSingleNode("Value.ValueParts/ValuePart[3]");
if (lContainerNode == null)
{
return;
}
setContainerFormat(lContainerNode);
ISampleGrabberCallSinkFactory lSinkFactory = null;
lSinkControl.createSinkFactory(
mReadMode,
out lSinkFactory);
lNode = lSourceNode.SelectSingleNode("MediaTypeItem[@Name='MF_MT_SUBTYPE']/SingleValue/@Value");
if (lNode == null)
{
return;
}
if (lNode.Value == "MFVideoFormat_MJPG")
{
lSinkFactory.createOutputNode(
MFMediaType_Video,
MFVideoFormat_MJPG,
lsampleByteSize,
out mISampleGrabberCallPull);
mIsMJPG = true;
}
else if (lNode.Value == "MFVideoFormat_RGB24")
{
mIsMJPG = false;
lSinkFactory.createOutputNode(
MFMediaType_Video,
MFVideoFormat_RGB24,
lsampleByteSize,
out mISampleGrabberCallPull);
mChannels = 3;
}
else
{
mIsMJPG = false;
lSinkFactory.createOutputNode(
MFMediaType_Video,
MFVideoFormat_RGB32,
lsampleByteSize,
out mISampleGrabberCallPull);
mChannels = 4;
}
// connect take photo output with sample accumulator
var lISampleGrabberCallPullNode = mISampleGrabberCallPull.getTopologyNode();
if (lISampleGrabberCallPullNode == null)
{
return;
}
List <object> lSampleAccumulatorList = new List <object>();
lSampleAccumulatorList.Add(lISampleGrabberCallPullNode);
object lSampleAccumulatorNode = null;
lSampleAccumulatorNodeFactory.createSpreaderNode(lSampleAccumulatorList, out lSampleAccumulatorNode);
// connect view output and take photo output with spreader node
var lSampleGrabberCallNode = mISampleGrabberCall.getTopologyNode();
if (lSampleGrabberCallNode == null)
{
return;
}
List <object> llSpreaderNodeList = new List <object>();
llSpreaderNodeList.Add(lSampleAccumulatorNode);
llSpreaderNodeList.Add(lSampleGrabberCallNode);
object lSpreaderNode = null;
lSpreaderNodeFactory.createSpreaderNode(llSpreaderNodeList, out lSpreaderNode);
object lPtrSourceNode;
var lSourceControl = mCaptureManager.createSourceControl();
if (lSourceControl == null)
{
return;
}
lSourceControl.createSourceNode(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
lSpreaderNode,
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;
}
if (!mISession.startSession(0, Guid.Empty))
{
return;
}
mLaunchButton.Content = "Stop";
mWebCamControl = lSourceControl.createWebCamControl(lSymbolicLink);
if (mWebCamControl != null)
{
string lXMLstring;
mWebCamControl.getCamParametrs(out lXMLstring);
XmlDataProvider lXmlDataProvider = (XmlDataProvider)this.Resources["XmlWebCamParametrsProvider"];
if (lXmlDataProvider == null)
{
return;
}
System.Xml.XmlDocument ldoc = new System.Xml.XmlDocument();
ldoc.LoadXml(lXMLstring);
lXmlDataProvider.Document = ldoc;
}
mTimer.Start();
mTakePhotoButton.IsEnabled = true;
}
}
private object getSourceNode(
string a_SymbolicLink,
int a_StreamIndex,
int a_MediaTypeIndex,
XmlNode aEncoderNode,
XmlNode aEncoderModeNode,
int aCompressedMediaTypeIndex,
object PreviewRenderNode,
object aOutputNode)
{
object lresult = null;
do
{
if (aCompressedMediaTypeIndex < 0)
{
break;
}
if (a_StreamIndex < 0)
{
break;
}
if (a_MediaTypeIndex < 0)
{
break;
}
if (aEncoderNode == null)
{
break;
}
if (aEncoderModeNode == null)
{
break;
}
var lEncoderGuidAttr = aEncoderNode.Attributes["CLSID"];
if (lEncoderGuidAttr == null)
{
break;
}
Guid lCLSIDEncoder;
if (!Guid.TryParse(lEncoderGuidAttr.Value, out lCLSIDEncoder))
{
break;
}
var lEncoderModeGuidAttr = aEncoderModeNode.Attributes["GUID"];
if (lEncoderModeGuidAttr == null)
{
break;
}
Guid lCLSIDEncoderMode;
if (!Guid.TryParse(lEncoderModeGuidAttr.Value, out lCLSIDEncoderMode))
{
break;
}
uint lStreamIndex = (uint)a_StreamIndex;
uint lMediaTypeIndex = (uint)a_MediaTypeIndex;
object lSourceMediaType = null;
if (!mSourceControl.getSourceOutputMediaType(
a_SymbolicLink,
lStreamIndex,
lMediaTypeIndex,
out lSourceMediaType))
{
break;
}
if (lSourceMediaType == null)
{
break;
}
IEncoderNodeFactory lEncoderNodeFactory;
if (!mEncoderControl.createEncoderNodeFactory(
lCLSIDEncoder,
out lEncoderNodeFactory))
{
break;
}
if (lEncoderNodeFactory == null)
{
break;
}
object lEncoderNode;
if (!lEncoderNodeFactory.createEncoderNode(
lSourceMediaType,
lCLSIDEncoderMode,
50,
(uint)aCompressedMediaTypeIndex,
aOutputNode,
out lEncoderNode))
{
break;
}
object SpreaderNode = lEncoderNode;
if (PreviewRenderNode != null)
{
List <object> lOutputNodeList = new List <object>();
lOutputNodeList.Add(PreviewRenderNode);
lOutputNodeList.Add(lEncoderNode);
mSpreaderNodeFactory.createSpreaderNode(
lOutputNodeList,
out SpreaderNode);
}
object lSourceNode;
if (!mSourceControl.createSourceNode(
a_SymbolicLink,
lStreamIndex,
lMediaTypeIndex,
SpreaderNode,
out lSourceNode))
{
break;
}
lresult = lSourceNode;
} while (false);
return(lresult);
}
private Tuple <object, RtspServer.StreamType, int, string> createVideoStream(ISampleGrabberCallbackSinkFactory aISampleGrabberCallbackSinkFactory, int aIndexCount)
{
object result = null;
RtspServer.StreamType type = RtspServer.StreamType.Video;
int index = 0;
string format = "";
do
{
var lSourceNode = mSourcesComboBox.SelectedItem as XmlNode;
if (lSourceNode == null)
{
break;
}
var lNode = lSourceNode.SelectSingleNode("Source.Attributes/Attribute[@Name='MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_SYMBOLIC_LINK']/SingleValue/@Value");
if (lNode == null)
{
break;
}
string lSymbolicLink = lNode.Value;
lSourceNode = mStreamsComboBox.SelectedItem as XmlNode;
if (lSourceNode == null)
{
break;
}
lNode = lSourceNode.SelectSingleNode("@Index");
if (lNode == null)
{
break;
}
uint lStreamIndex = 0;
if (!uint.TryParse(lNode.Value, out lStreamIndex))
{
break;
}
lSourceNode = mMediaTypesComboBox.SelectedItem as XmlNode;
if (lSourceNode == null)
{
break;
}
lNode = lSourceNode.SelectSingleNode("@Index");
if (lNode == null)
{
break;
}
uint lMediaTypeIndex = 0;
if (!uint.TryParse(lNode.Value, out lMediaTypeIndex))
{
break;
}
IEVRSinkFactory lSinkFactory;
var lSinkControl = mCaptureManager.createSinkControl();
lSinkControl.createSinkFactory(
Guid.Empty,
out lSinkFactory);
object lEVROutputNode = null;
lSinkFactory.createOutputNode(
mVideoPanel.Handle,
out lEVROutputNode);
if (lEVROutputNode == null)
{
break;
}
Guid lVideoFormat = Guid.Empty;
var lVideoCompressedNode = mVideoMediaTypeComboBox.SelectedItem as XmlNode;
if (lVideoCompressedNode != null)
{
var lGUID = lVideoCompressedNode.SelectSingleNode("MediaTypeItem[@Name='MF_MT_SUBTYPE']/SingleValue/@GUID");
if (lGUID != null)
{
Guid.TryParse(lGUID.Value, out lVideoFormat);
}
var lvalue = lVideoCompressedNode.SelectSingleNode("MediaTypeItem[@Name='MF_MT_SUBTYPE']/SingleValue/@Value");
if (lvalue != null && lvalue.Value != null)
{
var lsplit = lvalue.Value.Split(new char[] { '_' });
if (lsplit != null && lsplit.Length == 2)
{
format = lsplit[1];
}
if (format == "HEVC")
{
format = "H265";
}
}
}
ISampleGrabberCallback lSampleGrabberCallback = null;
aISampleGrabberCallbackSinkFactory.createOutputNode(
MFMediaType_Video,
lVideoFormat,
out lSampleGrabberCallback);
object lOutputNode = lEVROutputNode;
if (lSampleGrabberCallback != null)
{
lSampleGrabberCallback.mUpdateFullEvent += delegate
(uint aSampleFlags, long aSampleTime, long aSampleDuration, byte[] aData, uint aLength)
{
if (s != null)
{
lock (s)
{
currentmillisecond += 1;
s.sendData(aIndexCount, (int)type, currentmillisecond * 90, aData);
currentmillisecond += 20;
}
}
};
var lSampleGrabberCallNode = lSampleGrabberCallback.getTopologyNode();
if (lSampleGrabberCallNode != null)
{
IStreamControl streamControl = mCaptureManager.createStreamControl();
ISpreaderNodeFactory spreaderNodeFactory = null;
object spreaderNode = null;
List <object> outputNodeList = new List <object>();
var mEncoderControl = mCaptureManager.createEncoderControl();
var lEncoderNode = mVideoEncoderComboBox.SelectedItem as XmlNode;
if (lEncoderNode == null)
{
break;
}
lNode = lEncoderNode.SelectSingleNode("@CLSID");
if (lNode == null)
{
break;
}
Guid lCLSIDEncoder;
if (!Guid.TryParse(lNode.Value, out lCLSIDEncoder))
{
break;
}
var lBitRate = (uint)mBitRateComboBox.SelectedItem;
IEncoderNodeFactory lIEncoderNodeFactory;
mEncoderControl.createEncoderNodeFactory(lCLSIDEncoder, out lIEncoderNodeFactory);
if (lIEncoderNodeFactory != null)
{
object lVideoSourceOutputMediaType;
if (mSourceControl == null)
{
break;
}
mSourceControl.getSourceOutputMediaType(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
out lVideoSourceOutputMediaType);
object lVideoEncoderNode;
lIEncoderNodeFactory.createEncoderNode(lVideoSourceOutputMediaType,
StreamingCBR,
lBitRate,
0,
lSampleGrabberCallNode,
out lVideoEncoderNode);
streamControl.createStreamControlNodeFactory(ref spreaderNodeFactory);
outputNodeList.Add(lEVROutputNode);
outputNodeList.Add(lVideoEncoderNode);
spreaderNodeFactory.createSpreaderNode(outputNodeList,
out spreaderNode);
if (spreaderNode != null)
{
lOutputNode = spreaderNode;
}
}
}
}
string lextendSymbolicLink = lSymbolicLink + " --options=" +
"<?xml version='1.0' encoding='UTF-8'?>" +
"<Options>" +
"<Option Type='Cursor' Visiblity='True'>" +
"<Option.Extensions>" +
"<Extension Type='BackImage' Height='100' Width='100' Fill='0x7055ff55' />" +
"</Option.Extensions>" +
"</Option>" +
"</Options>";
lextendSymbolicLink += " --normalize=Landscape";
mSourceControl.createSourceNode(
lextendSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
lOutputNode,
out result);
if (result != null)
{
index = aIndexCount;
}
}while (false);
return(Tuple.Create <object, RtspServer.StreamType, int, string>(result, type, index, format));
}
private object getSourceNode(
object PreviewRenderNode,
object aOutputNode)
{
object lresult = null;
do
{
Guid lCLSIDEncoderMode = getEncoderMode();
string lSymbolicLink = getSybolicLink();
uint lStreamIndex = Settings.Default.SourceStream;
uint lMediaTypeIndex = Settings.Default.SourceMediaType;
object lSourceMediaType = null;
lSymbolicLink = getScreenCaptureSymbolicLink(lSymbolicLink);
if (!mSourceControl.getSourceOutputMediaType(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
out lSourceMediaType))
{
break;
}
if (lSourceMediaType == null)
{
break;
}
IEncoderNodeFactory lEncoderNodeFactory;
if (!mEncoderControl.createEncoderNodeFactory(
mCLSIDEncoder,
out lEncoderNodeFactory))
{
break;
}
if (lEncoderNodeFactory == null)
{
break;
}
object lEncoderNode;
if (!lEncoderNodeFactory.createEncoderNode(
lSourceMediaType,
lCLSIDEncoderMode,
(uint)Settings.Default.CompressionQuality,
Settings.Default.EncoderMediaType,
aOutputNode,
out lEncoderNode))
{
break;
}
object SpreaderNode = lEncoderNode;
if (PreviewRenderNode != null)
{
List <object> lOutputNodeList = new List <object>();
lOutputNodeList.Add(PreviewRenderNode);
lOutputNodeList.Add(lEncoderNode);
mSpreaderNodeFactory.createSpreaderNode(
lOutputNodeList,
out SpreaderNode);
}
object lSourceNode;
if (!mSourceControl.createSourceNode(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
SpreaderNode,
out lSourceNode))
{
break;
}
lresult = lSourceNode;
} while (false);
return(lresult);
}
private void init()
{
var l_image_source = createImageSource();
if (l_image_source == null)
{
return;
}
var lselectedNode = m_FileFormatComboBox.SelectedItem as XmlNode;
if (lselectedNode == null)
{
return;
}
var lSelectedAttr = lselectedNode.Attributes["Value"];
if (lSelectedAttr == null)
{
return;
}
String limageSourceDir = System.IO.Path.GetDirectoryName(Assembly.GetEntryAssembly().Location);
SaveFileDialog lsaveFileDialog = new SaveFileDialog();
lsaveFileDialog.InitialDirectory = limageSourceDir;
lsaveFileDialog.DefaultExt = "." + lSelectedAttr.Value.ToLower();
lsaveFileDialog.AddExtension = true;
lsaveFileDialog.CheckFileExists = false;
lsaveFileDialog.Filter = "Media file (*." + lSelectedAttr.Value.ToLower() + ")|*." + lSelectedAttr.Value.ToLower();
var lresult = lsaveFileDialog.ShowDialog();
if (lresult != true)
{
return;
}
var lFilename = lsaveFileDialog.FileName;
lSelectedAttr = lselectedNode.Attributes["GUID"];
if (lSelectedAttr == null)
{
return;
}
mSinkControl.createSinkFactory(
Guid.Parse(lSelectedAttr.Value),
out mFileSinkFactory);
// Video Source
uint lVideoSourceIndexStream = 0;
uint lVideoSourceIndexMediaType = 0;
int l_VideoCompressedMediaTypeSelectedIndex = 0;
string l_EncodersXMLstring = "";
mEncoderControl.getCollectionOfEncoders(out l_EncodersXMLstring);
XmlDocument doc = new XmlDocument();
doc.LoadXml(l_EncodersXMLstring);
var lAttrNode = doc.SelectSingleNode("EncoderFactories/Group[@GUID='{73646976-0000-0010-8000-00AA00389B71}']/EncoderFactory[1]/@CLSID");
if (lAttrNode == null)
{
return;
}
Guid l_VideoEncoder = Guid.Empty;
Guid.TryParse(lAttrNode.Value, out l_VideoEncoder);
List <object> lCompressedMediaTypeList = new List <object>();
if (true)
{
object lCompressedMediaType = getCompressedMediaType(
l_image_source,
lVideoSourceIndexStream,
lVideoSourceIndexMediaType,
l_VideoEncoder,
m_VideoEncoderMode,
l_VideoCompressedMediaTypeSelectedIndex);
if (lCompressedMediaType != null)
{
lCompressedMediaTypeList.Add(lCompressedMediaType);
}
}
List <object> lOutputNodes = getOutputNodes(lCompressedMediaTypeList, lFilename);
if (lOutputNodes == null || lOutputNodes.Count == 0)
{
return;
}
IEVRSinkFactory lSinkFactory;
mSinkControl.createSinkFactory(
Guid.Empty,
out lSinkFactory);
object lEVROutputNode = null;
lSinkFactory.createOutputNode(
mVideoPanel.Handle,
out lEVROutputNode);
if (lEVROutputNode == null)
{
return;
}
object SpreaderNode = lEVROutputNode;
if (true)
{
var lEncoderNode = getEncoderNode(
l_image_source,
lVideoSourceIndexStream,
lVideoSourceIndexMediaType,
l_VideoEncoder,
m_VideoEncoderMode,
l_VideoCompressedMediaTypeSelectedIndex,
lOutputNodes[0]);
List <object> lOutputNodeList = new List <object>();
lOutputNodeList.Add(lEncoderNode);
lOutputNodeList.Add(lEVROutputNode);
mSpreaderNodeFactory.createSpreaderNode(
lOutputNodeList,
out SpreaderNode);
}
List <object> lSourceNodes = new List <object>();
object lSourceNode = null;
mSourceControl.createSourceNodeFromExternalSourceWithDownStreamConnection(
l_image_source,
lVideoSourceIndexStream,
lVideoSourceIndexMediaType,
SpreaderNode,
out lSourceNode);
if (lSourceNode == null)
{
return;
}
lSourceNodes.Add(lSourceNode);
mISession = mISessionControl.createSession(lSourceNodes.ToArray());
if (mISession != null)
{
mStartStopTxtBlk.Text = "Stop";
mISession.startSession(0, Guid.Empty);
}
}