private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
if (mISession != null)
{
var ltimer = new DispatcherTimer();
ltimer.Interval = new TimeSpan(0, 0, 0, 1);
ltimer.Tick += async delegate
(object sender1, EventArgs e1)
{
if (mLaunchButton.Content.ToString() == "Stop")
{
if (mISession != null)
{
await mISession.closeSessionAsync();
}
mLaunchButton.Content = "Launch";
}
mISession = null;
mEVROutputNode = null;
Close();
(sender1 as DispatcherTimer).Stop();
};
ltimer.Start();
e.Cancel = true;
}
}
private async void StartSession()
{
object lPtrSourceNode = null;
var sourceControl = await CaptureManager.createSourceControlAsync();
var sessionControl = await CaptureManager.createSessionControlAsync();
_EVROutputAdapter = new EVROutputAdapter(Instance, _HWND);
if (sessionControl != null && sessionControl != null && _EVROutputAdapter.Node != null)
{
Session = null;
lPtrSourceNode = await sourceControl.createSourceNodeWithDownStreamConnectionAsync(_SymbolicLink,
_StreamIndex,
_MediaTypeIndex,
_EVROutputAdapter.Node);
Session = await sessionControl.createSessionAsync(new object[]
{
lPtrSourceNode
});
if (Session != null)
{
await Session.registerUpdateStateDelegateAsync(HandleSessionStateChanged);
await Session.startSessionAsync(0, Guid.Empty);
}
}
}
private async void m_StopBtn_Click(object sender, RoutedEventArgs e)
{
if (mState != State.Stopped)
{
m_StopBtn.IsEnabled = false;
m_PauseBtn.IsEnabled = false;
mSourceGrid.IsEnabled = true;
mState = State.Stopped;
if (mISession == null)
{
return;
}
mStateLabel.Visibility = System.Windows.Visibility.Collapsed;
await mISession.stopSessionAsync();
await mISession.closeSessionAsync();
mISession = null;
m_StartStopBtn.IsEnabled = true;
m_PauseBtn.Content = "Start recording";
}
}
private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
if (mSession != null)
{
var ltimer = new System.Windows.Threading.DispatcherTimer();
ltimer.Interval = new TimeSpan(0, 0, 0, 1);
ltimer.Tick += async delegate
(object sender1, EventArgs e1)
{
if (mSession != null)
{
await mSession.closeSessionAsync();
}
mSession = null;
Close();
(sender1 as System.Windows.Threading.DispatcherTimer).Stop();
};
ltimer.Start();
e.Cancel = true;
}
}
private async void MAddMicBtn_Click(object sender, RoutedEventArgs e)
{
if (mAddMicSession != null)
{
await mAddMicSession.stopSessionAsync();
await mAddMicSession.closeSessionAsync();
mAddMicTxtBlk.Text = "Add Mic";
mAddMicSession = null;
return;
}
var l_AudioSourceXmlNode = m_AudioSourceComboBox.SelectedItem as XmlNode;
var l_AudioStreamXmlNode = m_AudioStreamComboBox.SelectedItem as XmlNode;
var l_AudioSourceMediaTypeXmlNode = m_AudioSourceMediaTypeComboBox.SelectedItem as XmlNode;
object lAudioSourceSourceNode = await getSourceNode(
l_AudioSourceXmlNode,
l_AudioStreamXmlNode,
l_AudioSourceMediaTypeXmlNode,
mAudioTopologyInputMixerNode);
object[] lSourceNodes = { lAudioSourceSourceNode };
mAddMicSession = await mISessionControl.createSessionAsync(lSourceNodes);
if (mAddMicSession != null)
{
mAddMicTxtBlk.Text = "Remove Mic";
}
await mAddMicSession.startSessionAsync(0, Guid.Empty);
var lAudioMixerControl = await mCaptureManager.createAudioMixerControlAsync();
if (lAudioMixerControl != null)
{
await lAudioMixerControl.setRelativeVolumeAsync(mAudioTopologyInputMixerNode, (float)m_AudioVolume.Value);
}
}
private async void Button_Click(object sender, RoutedEventArgs e)
{
if (mISession != null)
{
mStartStopTxtBlk.Text = "Start";
await mISession.stopSessionAsync();
await mISession.closeSessionAsync();
mISession = null;
return;
}
await init();
}
private async void m_StopBtn_Click(object sender, RoutedEventArgs e)
{
m_PauseBtn.IsEnabled = false;
m_StopBtn.IsEnabled = false;
if (mState != State.Stopped)
{
mState = State.Stopped;
if (mISession == null)
{
return;
}
await mISession.stopSessionAsync();
await mISession.closeSessionAsync();
mISession = null;
m_StartStopBtn.IsEnabled = true;
}
}
private async void mLaunchButton_Click(object sender, RoutedEventArgs e)
{
mLaunchButton.IsEnabled = false;
do
{
if (mLaunchButton.Content.ToString() == "Stop")
{
if (mISession != null)
{
await mISession.stopSessionAsync();
await mISession.closeSessionAsync();
mLaunchButton.Content = "Launch";
}
mISession = null;
break;
}
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;
uint lStreamIndex = 0;
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;
}
string lxmldoc = await mCaptureManager.getCollectionOfSinksAsync();
XmlDocument doc = new XmlDocument();
doc.LoadXml(lxmldoc);
var lSinkNode = doc.SelectSingleNode("SinkFactories/SinkFactory[@GUID='{2F34AF87-D349-45AA-A5F1-E4104D5C458E}']");
if (lSinkNode == null)
{
break;
}
var lContainerNode = lSinkNode.SelectSingleNode("Value.ValueParts/ValuePart[1]");
if (lContainerNode == null)
{
break;
}
var lSinkControl = await mCaptureManager.createSinkControlAsync();
var lSinkFactory = await lSinkControl.createEVRSinkFactoryAsync(
Guid.Empty);
if (mEVROutputNode == null)
{
mEVROutputNode = await lSinkFactory.createOutputNodeAsync(
mVideoPanel.Handle);
}
if (mEVROutputNode == null)
{
break;
}
var lSourceControl = await mCaptureManager.createSourceControlAsync();
if (lSourceControl == null)
{
break;
}
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' Shape='Ellipse'/>" +
"</Option.Extensions>" +
"</Option>" +
"</Options>";
if ((bool)mNormalizeChkBtn.IsChecked)
{
lextendSymbolicLink += " --normalize=Landscape";
}
object lPtrSourceNode = await lSourceControl.createSourceNodeWithDownStreamConnectionAsync(
lextendSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
mEVROutputNode);
List <object> lSourceMediaNodeList = new List <object>();
lSourceMediaNodeList.Add(lPtrSourceNode);
var lSessionControl = await mCaptureManager.createSessionControlAsync();
if (lSessionControl == null)
{
break;
}
mISession = await lSessionControl.createSessionAsync(
lSourceMediaNodeList.ToArray());
if (mISession == null)
{
break;
}
foreach (var item in lSourceMediaNodeList)
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(item);
}
await mISession.registerUpdateStateDelegateAsync(UpdateStateDelegate);
await mISession.startSessionAsync(0, Guid.Empty);
mLaunchButton.Content = "Stop";
if (_ThumbnailTimer == null)
{
ThumbnailTimer.Start();
}
} while (false);
mLaunchButton.IsEnabled = true;
}
private async void m_StartStopBtn_Click(object sender, RoutedEventArgs e)
{
if (mState == State.Paused && mISession != null)
{
await mISession.startSessionAsync(0, Guid.Empty);
mState = State.Started;
m_PauseBtn.IsEnabled = true;
m_StopBtn.IsEnabled = true;
m_StartStopBtn.IsEnabled = false;
return;
}
List <object> lCompressedMediaTypeList = new List <object>();
if ((bool)m_VideoStreamChkBtn.IsChecked)
{
object lCompressedMediaType = await getCompressedMediaType(
m_VideoSourceComboBox.SelectedItem as XmlNode,
m_VideoStreamComboBox.SelectedItem as XmlNode,
m_VideoSourceMediaTypeComboBox.SelectedItem as XmlNode,
m_VideoEncodersComboBox.SelectedItem as XmlNode,
m_VideoEncodingModeComboBox.SelectedItem as XmlNode,
m_VideoCompressedMediaTypesComboBox.SelectedIndex);
if (lCompressedMediaType != null)
{
lCompressedMediaTypeList.Add(lCompressedMediaType);
}
}
if ((bool)m_AudioStreamChkBtn.IsChecked)
{
object lCompressedMediaType = await getCompressedMediaType(
m_AudioSourceComboBox.SelectedItem as XmlNode,
m_AudioStreamComboBox.SelectedItem as XmlNode,
m_AudioSourceMediaTypeComboBox.SelectedItem as XmlNode,
m_AudioEncodersComboBox.SelectedItem as XmlNode,
m_AudioEncodingModeComboBox.SelectedItem as XmlNode,
m_AudioCompressedMediaTypesComboBox.SelectedIndex);
if (lCompressedMediaType != null)
{
lCompressedMediaTypeList.Add(lCompressedMediaType);
}
}
List <object> lOutputNodes = await getOutputNodes(lCompressedMediaTypeList);
if (lOutputNodes == null || lOutputNodes.Count == 0)
{
return;
}
int lOutputIndex = 0;
List <object> lSourceNodes = new List <object>();
if ((bool)m_VideoStreamChkBtn.IsChecked && m_VideoCompressedMediaTypesComboBox.SelectedIndex > -1)
{
object RenderNode = null;
if ((bool)m_VideoStreamPreviewChkBtn.IsChecked)
{
if (mEVRMultiSinkFactory != null)
{
RenderNode = await mEVRMultiSinkFactory.createOutputNodeAsync(
mVideoPanel.Handle);
}
}
object lSourceNode = await getSourceNode(
m_VideoSourceComboBox.SelectedItem as XmlNode,
m_VideoStreamComboBox.SelectedItem as XmlNode,
m_VideoSourceMediaTypeComboBox.SelectedItem as XmlNode,
m_VideoEncodersComboBox.SelectedItem as XmlNode,
m_VideoEncodingModeComboBox.SelectedItem as XmlNode,
m_VideoCompressedMediaTypesComboBox.SelectedIndex,
RenderNode,
lOutputNodes[lOutputIndex++]);
if (lSourceNodes != null)
{
lSourceNodes.Add(lSourceNode);
}
}
if ((bool)m_AudioStreamChkBtn.IsChecked && m_AudioCompressedMediaTypesComboBox.SelectedIndex > -1)
{
object lSourceNode = await getSourceNode(
m_AudioSourceComboBox.SelectedItem as XmlNode,
m_AudioStreamComboBox.SelectedItem as XmlNode,
m_AudioSourceMediaTypeComboBox.SelectedItem as XmlNode,
m_AudioEncodersComboBox.SelectedItem as XmlNode,
m_AudioEncodingModeComboBox.SelectedItem as XmlNode,
m_AudioCompressedMediaTypesComboBox.SelectedIndex,
null,
lOutputNodes[lOutputIndex++]);
if (lSourceNodes != null)
{
lSourceNodes.Add(lSourceNode);
}
}
mISession = await mISessionControl.createSessionAsync(lSourceNodes.ToArray());
if (mISession == null)
{
return;
}
if (await mISession.startSessionAsync(0, Guid.Empty))
{
mState = State.Started;
m_PauseBtn.IsEnabled = true;
m_StopBtn.IsEnabled = true;
m_StartStopBtn.IsEnabled = false;
}
}
private async void Button_Click(object sender, RoutedEventArgs e)
{
m_Thumbnail.stop();
if (mISession != null)
{
await mISession.stopSessionAsync();
await mISession.closeSessionAsync();
mISession = null;
return;
}
var lThumbnailOutputNode = await m_Thumbnail.init(m_VideoSourceMediaTypeComboBox.SelectedItem as XmlNode);
if (lThumbnailOutputNode == null)
{
return;
}
object lSwitcherNode = await getSwitcher();
if (lSwitcherNode == null)
{
return;
}
object SpreaderNode = lSwitcherNode;
List <object> lOutputNodeList = new List <object>();
lOutputNodeList.Add(lSwitcherNode);
lOutputNodeList.Add(lThumbnailOutputNode);
SpreaderNode = await mSpreaderNodeFactory.createSpreaderNodeAsync(
lOutputNodeList);
object lSourceNode = await 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 = await mISessionControl.createSessionAsync(lSourceNodes.ToArray());
if (mISession == null)
{
return;
}
await mSwitcherControl.pauseSwitchersAsync(mISession);
mIsPausedDisplay = true;
if (await mISession.startSessionAsync(0, Guid.Empty))
{
m_Thumbnail.start();
}
}
private async void mLaunchButton_Click(object sender, RoutedEventArgs e)
{
if (!m_socketAccessable)
{
return;
}
mLaunchButton.IsEnabled = false;
do
{
if (mLaunchButton.Content == "Stop")
{
if (mISession != null)
{
await mISession.closeSessionAsync();
mLaunchButton.Content = "Launch";
}
mISession = null;
if (s != null)
{
s.disconnect();
}
s = null;
mLaunchButton.IsEnabled = true;
break;
}
string lxmldoc = await mCaptureManager.getCollectionOfSinksAsync();
XmlDocument doc = new XmlDocument();
doc.LoadXml(lxmldoc);
var lSinkNode = doc.SelectSingleNode("SinkFactories/SinkFactory[@GUID='{3D64C48E-EDA4-4EE1-8436-58B64DD7CF13}']");
if (lSinkNode == null)
{
break;
}
var lContainerNode = lSinkNode.SelectSingleNode("Value.ValueParts/ValuePart[1]");
if (lContainerNode == null)
{
break;
}
var lReadMode = setContainerFormat(lContainerNode);
var lSinkControl = await mCaptureManager.createSinkControlAsync();
ISampleGrabberCallbackSinkFactoryAsync lSampleGrabberCallbackSinkFactory = await lSinkControl.createSampleGrabberCallbackSinkFactoryAsync(
lReadMode);
int lIndexCount = 0;
var lVideoStreamSourceNode = await createVideoStream(lSampleGrabberCallbackSinkFactory, lIndexCount);
var lAudioStreamSourceNode = await createAudioStream(lSampleGrabberCallbackSinkFactory, lIndexCount);
XmlDocument l_streamMediaTypesXml = new XmlDocument();
XmlNode ldocNode = l_streamMediaTypesXml.CreateXmlDeclaration("1.0", "UTF-8", null);
l_streamMediaTypesXml.AppendChild(ldocNode);
XmlElement rootNode = l_streamMediaTypesXml.CreateElement("MediaTypes");
l_streamMediaTypesXml.AppendChild(rootNode);
var lAttr = l_streamMediaTypesXml.CreateAttribute("StreamName");
lAttr.Value = mStreamNameTxtBx.Text;
rootNode.Attributes.Append(lAttr);
List <object> lSourceMediaNodeList = new List <object>();
if (lVideoStreamSourceNode.Item1 != null)
{
doc = new XmlDocument();
doc.LoadXml(lVideoStreamSourceNode.Item2);
var lMediaType = doc.SelectSingleNode("MediaType");
if (lMediaType != null)
{
rootNode.AppendChild(l_streamMediaTypesXml.ImportNode(lMediaType, true));
}
lSourceMediaNodeList.Add(lVideoStreamSourceNode.Item1);
}
if (lAudioStreamSourceNode.Item1 != null)
{
doc = new XmlDocument();
doc.LoadXml(lAudioStreamSourceNode.Item2);
var lMediaType = doc.SelectSingleNode("MediaType");
if (lMediaType != null)
{
rootNode.AppendChild(l_streamMediaTypesXml.ImportNode(lMediaType, true));
}
lSourceMediaNodeList.Add(lAudioStreamSourceNode.Item1);
}
var lSessionControl = await mCaptureManager.createSessionControlAsync();
if (lSessionControl == null)
{
break;
}
mISession = await lSessionControl.createSessionAsync(
lSourceMediaNodeList.ToArray());
if (mISession == null)
{
break;
}
startServer(l_streamMediaTypesXml.InnerXml);
await mISession.registerUpdateStateDelegateAsync(UpdateStateDelegate);
await mISession.startSessionAsync(0, Guid.Empty);
mLaunchButton.Content = "Stop";
} while (false);
mLaunchButton.IsEnabled = true;
}
private async void MAddImageBtn_Click(object sender, RoutedEventArgs e)
{
if (mAddImageSession != null)
{
await mAddImageSession.stopSessionAsync();
await mAddImageSession.closeSessionAsync();
mAddImageSession = null;
mAddImageTxtBlk.Text = "Add Image";
mVideoTopologyInputMixerNodes.Add(mImageVideoTopologyInputMixerNode);
var lVideoMixerControlRelease = mCaptureManager.createVideoMixerControl();
if (lVideoMixerControlRelease != null)
{
lVideoMixerControlRelease.flush(mImageVideoTopologyInputMixerNode);
}
mImageVideoTopologyInputMixerNode = null;
m_CameraPanel.IsEnabled = true;
return;
}
var lOpenFileDialog = new Microsoft.Win32.OpenFileDialog();
lOpenFileDialog.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments);
lOpenFileDialog.Filter = "Image files (*.png, *.gif)|*.png;*.gif";
bool l_result = (bool)lOpenFileDialog.ShowDialog();
if (l_result &&
File.Exists(lOpenFileDialog.FileName))
{
var lICaptureProcessor = ImageCaptureProcessor.createCaptureProcessor(lOpenFileDialog.FileName);
if (lICaptureProcessor == null)
{
return;
}
object lImageSourceSource = await mSourceControl.createSourceFromCaptureProcessorAsync(
lICaptureProcessor);
var lVideoTopologyInputMixerNode = mVideoTopologyInputMixerNodes[0];
mImageVideoTopologyInputMixerNode = lVideoTopologyInputMixerNode;
mVideoTopologyInputMixerNodes.RemoveAt(0);
object lImageSourceSourceNode = await mSourceControl.createSourceNodeFromExternalSourceWithDownStreamConnectionAsync(
lImageSourceSource,
0,
0,
lVideoTopologyInputMixerNode);
object[] lSourceNodes = { lImageSourceSourceNode };
mAddImageSession = await mISessionControl.createSessionAsync(lSourceNodes);
if (mAddImageSession != null)
{
mAddImageTxtBlk.Text = "Remove Camera";
}
await mAddImageSession.startSessionAsync(0, Guid.Empty);
var lVideoMixerControl = mCaptureManager.createVideoMixerControl();
if (lVideoMixerControl != null)
{
lVideoMixerControl.setPosition(lVideoTopologyInputMixerNode, 0.5f, 1.0f, 0.0f, 0.5f);
}
//if (lVideoMixerControl != null)
// lVideoMixerControl.setSrcPosition(lVideoTopologyInputMixerNode, 0.0f, 0.5f, 0.0f, 0.5f);
if (lVideoMixerControl != null)
{
lVideoMixerControl.setOpacity(lVideoTopologyInputMixerNode, 0.5f);
}
m_CameraPanel.IsEnabled = false;
}
}
private async Task 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;
}
mFileSinkFactory = await mSinkControl.createFileSinkFactoryAsync(Guid.Parse(lSelectedAttr.Value));
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 = await mEncoderControl.getCollectionOfEncodersAsync();
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 = await getCompressedMediaType(
lScreenCaptureSymbolicLink,
lVideoSourceIndexStream,
lVideoSourceIndexMediaType,
l_VideoEncoder,
m_VideoEncoderMode,
l_VideoCompressedMediaTypeSelectedIndex);
if (lCompressedMediaType != null)
{
lCompressedMediaTypeList.Add(lCompressedMediaType);
}
}
if (true)
{
object lCompressedMediaType = await getCompressedMediaType(
lAudioLoopBack,
lAudioSourceIndexStream,
lAudioSourceIndexMediaType,
l_AudioEncoder,
m_AudioEncoderMode,
l_AudioCompressedMediaTypeSelectedIndex);
if (lCompressedMediaType != null)
{
lCompressedMediaTypeList.Add(lCompressedMediaType);
}
}
List <object> lOutputNodes = await getOutputNodes(lCompressedMediaTypeList, lFilename);
if (lOutputNodes == null || lOutputNodes.Count == 0)
{
return;
}
var lSinkFactory = await mSinkControl.createEVRSinkFactoryAsync(
Guid.Empty);
object lEVROutputNode = await lSinkFactory.createOutputNodeAsync(
mVideoPanel.Handle);
if (lEVROutputNode == null)
{
return;
}
object SpreaderNode = lEVROutputNode;
if (true)
{
var lEncoderNode = await getEncoderNode(
lScreenCaptureSymbolicLink,
lVideoSourceIndexStream,
lVideoSourceIndexMediaType,
l_VideoEncoder,
m_VideoEncoderMode,
l_VideoCompressedMediaTypeSelectedIndex,
lOutputNodes[0]);
List <object> lOutputNodeList = new List <object>();
lOutputNodeList.Add(lEncoderNode);
lOutputNodeList.Add(lEVROutputNode);
SpreaderNode = await mSpreaderNodeFactory.createSpreaderNodeAsync(
lOutputNodeList);
//SpreaderNode = lEncoderNode;
}
var lMixerNodeFactory = await mStreamControl.createMixerNodeFactoryAsync();
List <object> lVideoTopologyInputMixerNodes = await lMixerNodeFactory.createMixerNodesAsync(
SpreaderNode,
2);
if (lVideoTopologyInputMixerNodes.Count == 0)
{
return;
}
for (int i = 1; i < lVideoTopologyInputMixerNodes.Count; i++)
{
mVideoTopologyInputMixerNodes.Add(lVideoTopologyInputMixerNodes[i]);
}
object lAudioEncoderNode = null;
if (true)
{
lAudioEncoderNode = await getEncoderNode(
lAudioLoopBack,
lAudioSourceIndexStream,
lAudioSourceIndexMediaType,
l_AudioEncoder,
m_AudioEncoderMode,
l_AudioCompressedMediaTypeSelectedIndex,
lOutputNodes[1]);
}
List <object> lAudioTopologyInputMixerNodes = await lMixerNodeFactory.createMixerNodesAsync(
lAudioEncoderNode,
2);
if (lAudioTopologyInputMixerNodes.Count == 0)
{
return;
}
mAudioTopologyInputMixerNode = lAudioTopologyInputMixerNodes[1];
List <object> lSourceNodes = new List <object>();
if (true)
{
object lSourceNode = await getSourceNode(
lScreenCaptureSymbolicLink,
lVideoSourceIndexStream,
lVideoSourceIndexMediaType,
lVideoTopologyInputMixerNodes[0]);
if (lSourceNodes != null)
{
lSourceNodes.Add(lSourceNode);
}
}
if (true)
{
object lSourceNode = await getSourceNode(
lAudioLoopBack,
lAudioSourceIndexStream,
lAudioSourceIndexMediaType,
lAudioTopologyInputMixerNodes[0]);
if (lSourceNodes != null)
{
lSourceNodes.Add(lSourceNode);
}
}
mISession = await mISessionControl.createSessionAsync(lSourceNodes.ToArray());
if (mISession != null)
{
mStartStopTxtBlk.Text = "Stop";
await mISession.startSessionAsync(0, Guid.Empty);
mSourcesPanel.IsEnabled = true;
}
}
public static Task SetAsync <T>(this ISessionAsync session, T value, CancellationToken token = default)
{
return(session.SetAsync(typeof(T).Name, value, token));
}
private async Task init()
{
var l_image_source = await 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;
}
mFileSinkFactory = await mSinkControl.createFileSinkFactoryAsync(
Guid.Parse(lSelectedAttr.Value));
// Video Source
uint lVideoSourceIndexStream = 0;
uint lVideoSourceIndexMediaType = 0;
int l_VideoCompressedMediaTypeSelectedIndex = 0;
string l_EncodersXMLstring = await mEncoderControl.getCollectionOfEncodersAsync();
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 = await getCompressedMediaType(
l_image_source,
lVideoSourceIndexStream,
lVideoSourceIndexMediaType,
l_VideoEncoder,
m_VideoEncoderMode,
l_VideoCompressedMediaTypeSelectedIndex);
if (lCompressedMediaType != null)
{
lCompressedMediaTypeList.Add(lCompressedMediaType);
}
}
List <object> lOutputNodes = await getOutputNodes(lCompressedMediaTypeList, lFilename);
if (lOutputNodes == null || lOutputNodes.Count == 0)
{
return;
}
var lSinkFactory = await mSinkControl.createEVRSinkFactoryAsync(
Guid.Empty);
object lEVROutputNode = await lSinkFactory.createOutputNodeAsync(
mVideoPanel.Handle);
if (lEVROutputNode == null)
{
return;
}
object SpreaderNode = lEVROutputNode;
if (true)
{
var lEncoderNode = await 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);
SpreaderNode = await mSpreaderNodeFactory.createSpreaderNodeAsync(
lOutputNodeList);
}
List <object> lSourceNodes = new List <object>();
object lSourceNode = await mSourceControl.createSourceNodeFromExternalSourceWithDownStreamConnectionAsync(
l_image_source,
lVideoSourceIndexStream,
lVideoSourceIndexMediaType,
SpreaderNode);
if (lSourceNode == null)
{
return;
}
lSourceNodes.Add(lSourceNode);
mISession = await mISessionControl.createSessionAsync(lSourceNodes.ToArray());
if (mISession != null && await mISession.startSessionAsync(0, Guid.Empty))
{
mStartStopTxtBlk.Text = "Stop";
}
}
//void mTimer_Tick(object sender, EventArgs e)
//{
// if (mISampleGrabber == null)
// return;
// uint lByteSize = (uint)mData.Length;
// try
// {
// mISampleGrabber.readData(mData, out lByteSize);
// }
// catch (Exception exc)
// {
// }
// finally
// {
// updateDisplayImage(this, mData, lByteSize);
// }
//}
private async void mLaunchButton_Click(object sender, RoutedEventArgs e)
{
if (mLaunchButton.Content.ToString() == "Stop")
{
//mTimer.Stop();
if (mISession != null)
{
await mISession.closeSessionAsync();
}
mLaunchButton.Content = "Launch";
mTakePhotoButton.IsEnabled = false;
if (mISampleGrabberCall != null)
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(mISampleGrabberCall.getTopologyNode());
}
return;
}
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 = await mCaptureManager.getStrideForBitmapInfoHeaderAsync(
MFVideoFormat_RGB32,
lVideoWidth);
m_sampleByteSize = (uint)Math.Abs(lWidthInBytes) * lVideoHeight;
var lSinkControl = await mCaptureManager.createSinkControlAsync();
string lxmldoc = await mCaptureManager.getCollectionOfSinksAsync();
XmlDocument doc = new XmlDocument();
doc.LoadXml(lxmldoc);
var lSinkNode = doc.SelectSingleNode("SinkFactories/SinkFactory[@GUID='{759D24FF-C5D6-4B65-8DDF-8A2B2BECDE39}']");
if (lSinkNode == null)
{
return;
}
var lContainerNode = lSinkNode.SelectSingleNode("Value.ValueParts/ValuePart[3]");
if (lContainerNode == null)
{
return;
}
setContainerFormat(lContainerNode);
ISampleGrabberCallSinkFactoryAsync mSinkFactory = await lSinkControl.createSampleGrabberCallSinkFactoryAsync(
mReadMode);
lNode = lSourceNode.SelectSingleNode("MediaTypeItem[@Name='MF_MT_SUBTYPE']/SingleValue/@Value");
if (lNode == null)
{
return;
}
if (lNode.Value == "MFVideoFormat_MJPG")
{
mISampleGrabberCall = await mSinkFactory.createOutputNodeAsync(
MFMediaType_Video,
MFVideoFormat_MJPG,
m_sampleByteSize);
mIsMJPG = true;
}
else
{
mISampleGrabberCall = await mSinkFactory.createOutputNodeAsync(
MFMediaType_Video,
MFVideoFormat_RGB32,
m_sampleByteSize);
}
if (mISampleGrabberCall != null)
{
byte[] lData = new byte[m_sampleByteSize];
var lSampleGrabberCallNode = mISampleGrabberCall.getTopologyNode();
if (lSampleGrabberCallNode == null)
{
return;
}
var lSourceControl = await mCaptureManager.createSourceControlAsync();
if (lSourceControl == null)
{
return;
}
object lPtrSourceNode = await lSourceControl.createSourceNodeWithDownStreamConnectionAsync(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
lSampleGrabberCallNode);
List <object> lSourceMediaNodeList = new List <object>();
lSourceMediaNodeList.Add(lPtrSourceNode);
var lSessionControl = await mCaptureManager.createSessionControlAsync();
if (lSessionControl == null)
{
return;
}
mISession = await lSessionControl.createSessionAsync(
lSourceMediaNodeList.ToArray());
if (mISession == null)
{
return;
}
if (!await mISession.startSessionAsync(0, Guid.Empty))
{
return;
}
mLaunchButton.Content = "Stop";
mTakePhotoButton.IsEnabled = true;
}
}
private async void start_stopBtn_Click(object sender, EventArgs e)
{
start_stopBtn.Enabled = false;
do
{
if (start_stopBtn.Text == "Stop")
{
if (mISession != null)
{
await mISession.closeSessionAsync();
start_stopBtn.Text = "Start";
}
mISession = null;
break;
}
var lSelectedSourceItem = (ContainerItem)sourceComboBox.SelectedItem;
if (lSelectedSourceItem == null)
{
break;
}
var lSourceNode = lSelectedSourceItem.mXmlNode;
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;
uint lStreamIndex = 0;
var lMediaTypeItem = (ContainerItem)mediaTypeComboBox.SelectedItem;
if (lMediaTypeItem == null)
{
break;
}
lSourceNode = lMediaTypeItem.mXmlNode;
if (lSourceNode == null)
{
break;
}
lNode = lSourceNode.SelectSingleNode("@Index");
if (lNode == null)
{
break;
}
uint lMediaTypeIndex = 0;
if (!uint.TryParse(lNode.Value, out lMediaTypeIndex))
{
break;
}
string lxmldoc = await mCaptureManager.getCollectionOfSinksAsync();
XmlDocument doc = new XmlDocument();
doc.LoadXml(lxmldoc);
var lSinkNode = doc.SelectSingleNode("SinkFactories/SinkFactory[@GUID='{2F34AF87-D349-45AA-A5F1-E4104D5C458E}']");
if (lSinkNode == null)
{
break;
}
var lContainerNode = lSinkNode.SelectSingleNode("Value.ValueParts/ValuePart[1]");
if (lContainerNode == null)
{
break;
}
var lSinkControl = await mCaptureManager.createSinkControlAsync();
var lSinkFactory = await lSinkControl.createEVRSinkFactoryAsync(Guid.Empty);
object lEVROutputNode = await lSinkFactory.createOutputNodeAsync(
mVideoPanel.Handle);
if (lEVROutputNode == null)
{
break;
}
var lSourceControl = await mCaptureManager.createSourceControlAsync();
if (lSourceControl == null)
{
break;
}
object lPtrSourceNode = await lSourceControl.createSourceNodeWithDownStreamConnectionAsync(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
lEVROutputNode);
List <object> lSourceMediaNodeList = new List <object>();
lSourceMediaNodeList.Add(lPtrSourceNode);
var lSessionControl = await mCaptureManager.createSessionControlAsync();
if (lSessionControl == null)
{
break;
}
mISession = await lSessionControl.createSessionAsync(
lSourceMediaNodeList.ToArray());
if (mISession == null)
{
break;
}
await mISession.startSessionAsync(0, Guid.Empty);
start_stopBtn.Text = "Stop";
} while (false);
start_stopBtn.Enabled = true;
}
private async void mLaunchButton_Click(object sender, RoutedEventArgs e)
{
if (mLaunchButton.Content.ToString() == "Stop")
{
mTimer.Stop();
if (mISession != null)
{
await mISession.closeSessionAsync();
}
mLaunchButton.Content = "Launch";
if (mISampleGrabberCall != null)
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(mISampleGrabberCall.getTopologyNode());
}
return;
}
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;
}
if (!uint.TryParse(lNode.Value, out mVideoWidth))
{
return;
}
lNode = lSourceNode.SelectSingleNode("MediaTypeItem[@Name='MF_MT_FRAME_SIZE']/Value.ValueParts/ValuePart[2]/@Value");
if (lNode == null)
{
return;
}
if (!uint.TryParse(lNode.Value, out mVideoHeight))
{
return;
}
int lWidthInBytes = await mCaptureManager.getStrideForBitmapInfoHeaderAsync(
MFVideoFormat_RGB32,
mVideoWidth);
lsampleByteSize = (uint)Math.Abs(lWidthInBytes) * mVideoHeight;
mData = new byte[lsampleByteSize];
var lSinkControl = await mCaptureManager.createSinkControlAsync();
string lxmldoc = await mCaptureManager.getCollectionOfSinksAsync();
XmlDocument doc = new XmlDocument();
doc.LoadXml(lxmldoc);
var lSinkNode = doc.SelectSingleNode("SinkFactories/SinkFactory[@GUID='{759D24FF-C5D6-4B65-8DDF-8A2B2BECDE39}']");
if (lSinkNode == null)
{
return;
}
var lContainerNode = lSinkNode.SelectSingleNode("Value.ValueParts/ValuePart[1]");
if (lContainerNode == null)
{
return;
}
setContainerFormat(lContainerNode);
mSinkFactory = await lSinkControl.createSampleGrabberCallSinkFactoryAsync(mReadMode);
mISampleGrabberCall = await mSinkFactory.createOutputNodeAsync(
MFMediaType_Video,
MFVideoFormat_RGB32,
lsampleByteSize);
if (mISampleGrabberCall != null)
{
var lSampleGrabberCallNode = mISampleGrabberCall.getTopologyNode();
if (lSampleGrabberCallNode == null)
{
return;
}
object lPtrSourceNode;
var lSourceControl = await mCaptureManager.createSourceControlAsync();
if (lSourceControl == null)
{
return;
}
lPtrSourceNode = await lSourceControl.createSourceNodeWithDownStreamConnectionAsync(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
lSampleGrabberCallNode);
List <object> lSourceMediaNodeList = new List <object>();
lSourceMediaNodeList.Add(lPtrSourceNode);
var lSessionControl = await mCaptureManager.createSessionControlAsync();
if (lSessionControl == null)
{
return;
}
mISession = await lSessionControl.createSessionAsync(
lSourceMediaNodeList.ToArray());
if (mISession == null)
{
return;
}
await mISession.startSessionAsync(0, Guid.Empty);
mLaunchButton.Content = "Stop";
mWebCamControl = await lSourceControl.createWebCamControlAsync(lSymbolicLink);
if (mWebCamControl != null)
{
string lXMLstring = await mWebCamControl.getCamParametrsAsync();
XmlDataProvider lXmlDataProvider = (XmlDataProvider)this.Resources["XmlWebCamParametrsProvider"];
if (lXmlDataProvider == null)
{
return;
}
System.Xml.XmlDocument ldoc = new System.Xml.XmlDocument();
if (!string.IsNullOrWhiteSpace(lXMLstring))
{
ldoc.LoadXml(lXMLstring);
}
lXmlDataProvider.Document = ldoc;
}
mTimer.Start();
}
}
private async void m_StartBtn_Click(object sender, RoutedEventArgs e)
{
if (mState == State.Paused && mISession != null)
{
await mSwitcherControl.resumeSwitchersAsync(mISession);
mState = State.Started;
m_PauseBtn.IsEnabled = true;
m_StopBtn.IsEnabled = true;
m_StartStopBtn.IsEnabled = false;
return;
}
List <object> lCompressedMediaTypeList = new List <object>();
object lCompressedMediaType = await getCompressedMediaType(
m_VideoSourceComboBox.SelectedItem as XmlNode,
m_VideoStreamComboBox.SelectedItem as XmlNode,
m_VideoSourceMediaTypeComboBox.SelectedItem as XmlNode,
m_VideoEncodersComboBox.SelectedItem as XmlNode,
m_VideoEncodingModeComboBox.SelectedItem as XmlNode,
m_VideoCompressedMediaTypesComboBox.SelectedIndex);
if (lCompressedMediaType != null)
{
lCompressedMediaTypeList.Add(lCompressedMediaType);
}
List <object> lOutputNodes = await getOutputNodes(lCompressedMediaTypeList);
if (lOutputNodes == null || lOutputNodes.Count == 0)
{
return;
}
int lOutputIndex = 0;
List <object> lSourceNodes = new List <object>();
object RenderNode = null;
List <object> lRenderOutputNodesList = new List <object>();
if (mEVRMultiSinkFactory != null)
{
lRenderOutputNodesList = await mEVRMultiSinkFactory.createOutputNodesAsync(
IntPtr.Zero,
m_EVRDisplay.Surface.texture,
1);
}
if (lRenderOutputNodesList.Count == 1)
{
RenderNode = lRenderOutputNodesList[0];
}
object lEncoderNode = await getEncoder(
m_VideoSourceComboBox.SelectedItem as XmlNode,
m_VideoStreamComboBox.SelectedItem as XmlNode,
m_VideoSourceMediaTypeComboBox.SelectedItem as XmlNode,
m_VideoEncodersComboBox.SelectedItem as XmlNode,
m_VideoEncodingModeComboBox.SelectedItem as XmlNode,
m_VideoCompressedMediaTypesComboBox.SelectedIndex,
lOutputNodes[lOutputIndex++]);
if (lEncoderNode == null)
{
return;
}
object lSwitcherNode = await getSwitcher(lEncoderNode);
if (lSwitcherNode == null)
{
return;
}
object lSourceNode = await getSourceNode(
m_VideoSourceComboBox.SelectedItem as XmlNode,
m_VideoStreamComboBox.SelectedItem as XmlNode,
m_VideoSourceMediaTypeComboBox.SelectedItem as XmlNode,
m_VideoEncodersComboBox.SelectedItem as XmlNode,
m_VideoEncodingModeComboBox.SelectedItem as XmlNode,
m_VideoCompressedMediaTypesComboBox.SelectedIndex,
RenderNode,
lSwitcherNode);
if (lSourceNodes != null)
{
lSourceNodes.Add(lSourceNode);
}
mISession = await mISessionControl.createSessionAsync(lSourceNodes.ToArray());
if (mISession == null)
{
return;
}
await mSwitcherControl.pauseSwitchersAsync(mISession);
if (await mISession.startSessionAsync(0, Guid.Empty))
{
mState = State.Started;
mRecordingState = State.Paused;
mStateLabel.Visibility = System.Windows.Visibility.Collapsed;
m_PauseBtn.IsEnabled = true;
m_StopBtn.IsEnabled = true;
m_StartStopBtn.IsEnabled = false;
}
}
private async void mLaunchButton_Click(object sender, RoutedEventArgs e)
{
if (mLaunchButton.Content.ToString() == "Stop")
{
if (mISession != null)
{
await mISession.closeSessionAsync();
mLaunchButton.Content = "Launch";
}
mISession = null;
return;
}
if (mISourceControl == null)
{
return;
}
var lICaptureProcessor = ImageCaptureProcessor.createCaptureProcessor();
if (lICaptureProcessor == null)
{
return;
}
object lMediaSource = await mISourceControl.createSourceFromCaptureProcessorAsync(
lICaptureProcessor);
if (lMediaSource == null)
{
return;
}
string lxmldoc = await mCaptureManager.getCollectionOfSinksAsync();
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;
}
var lSinkControl = await mCaptureManager.createSinkControlAsync();
var lSinkFactory = await lSinkControl.createEVRSinkFactoryAsync(
Guid.Empty);
object lEVROutputNode = await lSinkFactory.createOutputNodeAsync(
mVideoPanel.Handle);
if (lEVROutputNode == null)
{
return;
}
var lSourceControl = await mCaptureManager.createSourceControlAsync();
if (lSourceControl == null)
{
return;
}
object lPtrSourceNode = await lSourceControl.createSourceNodeFromExternalSourceWithDownStreamConnectionAsync(
lMediaSource,
0,
0,
lEVROutputNode);
List <object> lSourceMediaNodeList = new List <object>();
lSourceMediaNodeList.Add(lPtrSourceNode);
var lSessionControl = await mCaptureManager.createSessionControlAsync();
if (lSessionControl == null)
{
return;
}
mISession = await lSessionControl.createSessionAsync(
lSourceMediaNodeList.ToArray());
if (mISession == null)
{
return;
}
await mISession.registerUpdateStateDelegateAsync(UpdateStateDelegate);
await mISession.startSessionAsync(0, Guid.Empty);
mLaunchButton.Content = "Stop";
}
private async void Button_Click(object sender, RoutedEventArgs e)
{
mStartStopBtn.IsEnabled = false;
do
{
if (mISession != null)
{
mStartStopTxtBlk.Text = "Start";
await mISession.stopSessionAsync();
await mISession.closeSessionAsync();
mISession = null;
mSourcesPanel.IsEnabled = false;
if (mAddCameraSession != null)
{
await mAddCameraSession.stopSessionAsync();
await mAddCameraSession.closeSessionAsync();
mAddCameraSession = null;
mAddCameraTxtBlk.Text = "Add Camera";
mVideoTopologyInputMixerNodes.Add(mCameraVideoTopologyInputMixerNode);
mCameraVideoTopologyInputMixerNode = null;
}
if (mAddImageSession != null)
{
await mAddImageSession.stopSessionAsync();
await mAddImageSession.closeSessionAsync();
mAddImageSession = null;
mAddImageTxtBlk.Text = "Add Image";
mVideoTopologyInputMixerNodes.Add(mImageVideoTopologyInputMixerNode);
mImageVideoTopologyInputMixerNode = null;
}
if (mAddMicSession != null)
{
await mAddMicSession.stopSessionAsync();
await mAddMicSession.closeSessionAsync();
mAddMicSession = null;
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(mAudioTopologyInputMixerNode);
mAudioTopologyInputMixerNode = null;
foreach (var item in mVideoTopologyInputMixerNodes)
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(item);
}
mVideoTopologyInputMixerNodes.Clear();
break;
}
await init();
} while (false);
mStartStopBtn.IsEnabled = true;
}
private async void mLaunchButton_Click(object sender, RoutedEventArgs e)
{
if (mLaunchButton.Content == "Stop")
{
if (s != null)
{
s.StopListen();
}
s = null;
if (mISession != null)
{
await mISession.closeSessionAsync();
mLaunchButton.Content = "Launch";
}
mISession = null;
return;
}
string lxmldoc = await mCaptureManager.getCollectionOfSinksAsync();
XmlDocument doc = new XmlDocument();
doc.LoadXml(lxmldoc);
var lSinkNode = doc.SelectSingleNode("SinkFactories/SinkFactory[@GUID='{3D64C48E-EDA4-4EE1-8436-58B64DD7CF13}']");
if (lSinkNode == null)
{
return;
}
var lContainerNode = lSinkNode.SelectSingleNode("Value.ValueParts/ValuePart[1]");
if (lContainerNode == null)
{
return;
}
var lReadMode = setContainerFormat(lContainerNode);
var lSinkControl = await mCaptureManager.createSinkControlAsync();
var lSampleGrabberCallbackSinkFactory = await lSinkControl.createSampleGrabberCallbackSinkFactoryAsync(
lReadMode);
int lIndexCount = 120;
var lVideoStreamSourceNode = await createVideoStream(lSampleGrabberCallbackSinkFactory, lIndexCount ++);
var lAudioStreamSourceNode = await createAudioStream(lSampleGrabberCallbackSinkFactory, lIndexCount ++);
List <object> lSourceMediaNodeList = new List <object>();
List <Tuple <RtspServer.StreamType, int, string> > streams = new List <Tuple <RtspServer.StreamType, int, string> >();
if (lVideoStreamSourceNode.Item1 != null)
{
lSourceMediaNodeList.Add(lVideoStreamSourceNode.Item1);
streams.Add(Tuple.Create <RtspServer.StreamType, int, string>(lVideoStreamSourceNode.Item2, lVideoStreamSourceNode.Item3, lVideoStreamSourceNode.Item4));
}
if (lAudioStreamSourceNode.Item1 != null)
{
lSourceMediaNodeList.Add(lAudioStreamSourceNode.Item1);
streams.Add(Tuple.Create <RtspServer.StreamType, int, string>(lAudioStreamSourceNode.Item2, lAudioStreamSourceNode.Item3, ""));
}
var lSessionControl = await mCaptureManager.createSessionControlAsync();
if (lSessionControl == null)
{
return;
}
mISession = await lSessionControl.createSessionAsync(
lSourceMediaNodeList.ToArray());
if (mISession == null)
{
return;
}
await mISession.registerUpdateStateDelegateAsync(UpdateStateDelegate);
await mISession.startSessionAsync(0, Guid.Empty);
mLaunchButton.Content = "Stop";
startServer(streams);
}
private async void MAddCameraBtn_Click(object sender, RoutedEventArgs e)
{
if (mAddCameraSession != null)
{
await mAddCameraSession.stopSessionAsync();
await mAddCameraSession.closeSessionAsync();
mAddCameraSession = null;
mAddCameraTxtBlk.Text = "Add Camera";
mVideoTopologyInputMixerNodes.Add(mCameraVideoTopologyInputMixerNode);
var lVideoMixerControlRelease = mCaptureManager.createVideoMixerControl();
if (lVideoMixerControlRelease != null)
{
lVideoMixerControlRelease.flush(mCameraVideoTopologyInputMixerNode);
}
mCameraVideoTopologyInputMixerNode = null;
m_ImagePanel.IsEnabled = true;
return;
}
var l_VideoSourceXmlNode = m_VideoSourceComboBox.SelectedItem as XmlNode;
var l_VideoStreamXmlNode = m_VideoStreamComboBox.SelectedItem as XmlNode;
var l_VideoSourceMediaTypeXmlNode = m_VideoSourceMediaTypeComboBox.SelectedItem as XmlNode;
var lVideoTopologyInputMixerNode = mVideoTopologyInputMixerNodes[0];
mCameraVideoTopologyInputMixerNode = lVideoTopologyInputMixerNode;
mVideoTopologyInputMixerNodes.RemoveAt(0);
object lVideoSourceSourceNode = await getSourceNode(
l_VideoSourceXmlNode,
l_VideoStreamXmlNode,
l_VideoSourceMediaTypeXmlNode,
lVideoTopologyInputMixerNode);
object[] lSourceNodes = { lVideoSourceSourceNode };
mAddCameraSession = await mISessionControl.createSessionAsync(lSourceNodes);
if (mAddCameraSession != null)
{
mAddCameraTxtBlk.Text = "Remove Camera";
}
await mAddCameraSession.startSessionAsync(0, Guid.Empty);
var lVideoMixerControl = mCaptureManager.createVideoMixerControl();
if (lVideoMixerControl != null)
{
lVideoMixerControl.setPosition(lVideoTopologyInputMixerNode, 0.0f, 0.5f, 0.0f, 0.5f);
}
if (lVideoMixerControl != null)
{
lVideoMixerControl.setOpacity(lVideoTopologyInputMixerNode, 0.5f);
}
m_ImagePanel.IsEnabled = false;
//if (lVideoMixerControl != null)
// lVideoMixerControl.setSrcPosition(lVideoTopologyInputMixerNode, 0.0f, 0.5f, 0.0f, 0.5f);
}
private async void mLaunchButton_Click(object sender, RoutedEventArgs e)
{
if (mLaunchButton.Content.ToString() == "Stop")
{
mTimer.Stop();
if (mISession != null)
{
await mISession.closeSessionAsync();
}
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 = await mCaptureManager.getStrideForBitmapInfoHeaderAsync(
MFVideoFormat_RGB32,
lVideoWidth);
lsampleByteSize = (uint)Math.Abs(lWidthInBytes) * lVideoHeight;
mData = new byte[lsampleByteSize];
var lSinkControl = await mCaptureManager.createSinkControlAsync();
// create Spread node
var lStreamControl = await mCaptureManager.createStreamControlAsync();
var lSpreaderNodeFactory = await lStreamControl.createSpreaderNodeFactoryAsync(
Guid.Parse("{85DFAAA1-4CC0-4A88-AE28-8F492E552CCA}"));
// create Sample Accumulator node factory
XmlNode lselectedSampleAccumulatorXml = (XmlNode)mSampleAccumulatorComboBox.SelectedItem;
if (lselectedSampleAccumulatorXml == null)
{
return;
}
var lAttrNode = lselectedSampleAccumulatorXml.SelectSingleNode("@GUID");
if (lAttrNode == null)
{
return;
}
var lSampleAccumulatorNodeFactory = await lStreamControl.createSpreaderNodeFactoryAsync(
Guid.Parse(lAttrNode.Value));
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);
mSinkFactory = await lSinkControl.createSampleGrabberCallSinkFactoryAsync(
mReadMode);
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;
}
mISampleGrabberCall = await mSinkFactory.createOutputNodeAsync(
MFMediaType_Video,
lMFVideoFormat,
lsampleByteSize);
if (mISampleGrabberCall != null)
{
byte[] lData = new byte[lsampleByteSize];
mTimer.Tick += async delegate
{
if (mISampleGrabberCall == null)
{
return;
}
uint lByteSize = 0;
try
{
lByteSize = await mISampleGrabberCall.readDataAsync(lData);
}
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);
var lSinkFactory = await lSinkControl.createSampleGrabberCallSinkFactoryAsync(
mReadMode);
lNode = lSourceNode.SelectSingleNode("MediaTypeItem[@Name='MF_MT_SUBTYPE']/SingleValue/@Value");
if (lNode == null)
{
return;
}
if (lNode.Value == "MFVideoFormat_MJPG")
{
mISampleGrabberCallPull = await lSinkFactory.createOutputNodeAsync(
MFMediaType_Video,
MFVideoFormat_MJPG,
lsampleByteSize);
mIsMJPG = true;
}
else if (lNode.Value == "MFVideoFormat_RGB24")
{
mIsMJPG = false;
mISampleGrabberCallPull = await lSinkFactory.createOutputNodeAsync(
MFMediaType_Video,
MFVideoFormat_RGB24,
lsampleByteSize);
mChannels = 3;
}
else
{
mIsMJPG = false;
mISampleGrabberCallPull = await lSinkFactory.createOutputNodeAsync(
MFMediaType_Video,
MFVideoFormat_RGB32,
lsampleByteSize);
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 = await lSampleAccumulatorNodeFactory.createSpreaderNodeAsync(lSampleAccumulatorList);
// 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 = await lSpreaderNodeFactory.createSpreaderNodeAsync(llSpreaderNodeList);
var lSourceControl = await mCaptureManager.createSourceControlAsync();
if (lSourceControl == null)
{
return;
}
object lPtrSourceNode = await lSourceControl.createSourceNodeWithDownStreamConnectionAsync(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
lSpreaderNode);
List <object> lSourceMediaNodeList = new List <object>();
lSourceMediaNodeList.Add(lPtrSourceNode);
var lSessionControl = await mCaptureManager.createSessionControlAsync();
if (lSessionControl == null)
{
return;
}
mISession = await lSessionControl.createSessionAsync(
lSourceMediaNodeList.ToArray());
if (mISession == null)
{
return;
}
if (!await mISession.startSessionAsync(0, Guid.Empty))
{
return;
}
mLaunchButton.Content = "Stop";
mTimer.Start();
mTakePhotoButton.IsEnabled = true;
}
}
private async void mLaunchButton_Click(object sender, RoutedEventArgs e)
{
if (mLaunchButton.Content == "Stop")
{
if (mISession != null)
{
await mISession.closeSessionAsync();
mLaunchButton.Content = "Launch";
}
mISession = null;
//mEVROutputNode = null;
return;
}
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;
uint lStreamIndex = 0;
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;
}
string lxmldoc = await mCaptureManager.getCollectionOfSinksAsync();
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;
}
var lSinkControl = await mCaptureManager.createSinkControlAsync();
var lSinkFactory = await lSinkControl.createEVRMultiSinkFactoryAsync(
Guid.Empty);
if (mEVROutputNode == null)
{
List <object> ltemp = await lSinkFactory.createOutputNodesAsync(
//IntPtr.Zero,
//mVideoPanel.SharedResource.texture,
mVideoPanel.Handle,
1);
mEVROutputNode = ltemp[0];
}
if (mEVROutputNode == null)
{
return;
}
var lSourceControl = await mCaptureManager.createSourceControlAsync();
if (lSourceControl == null)
{
return;
}
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";
object lPtrSourceNode = await lSourceControl.createSourceNodeWithDownStreamConnectionAsync(
lextendSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
mEVROutputNode);
List <object> lSourceMediaNodeList = new List <object>();
lSourceMediaNodeList.Add(lPtrSourceNode);
var lSessionControl = await mCaptureManager.createSessionControlAsync();
if (lSessionControl == null)
{
return;
}
mISession = await lSessionControl.createSessionAsync(
lSourceMediaNodeList.ToArray());
if (mISession == null)
{
return;
}
await mISession.registerUpdateStateDelegateAsync(UpdateStateDelegate);
await mISession.startSessionAsync(0, Guid.Empty);
mLaunchButton.Content = "Stop";
}
private async void mLaunchButton_Click(object sender, RoutedEventArgs e)
{
if (mLaunchButton.Content.ToString() == "Stop")
{
lock (this)
{
mAccess = false;
}
if (mISession != null)
{
await mISession.closeSessionAsync();
}
mLaunchButton.Content = "Launch";
mISession = null;
return;
}
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;
}
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;
}
int lWidthInBytes = await mCaptureManager.getStrideForBitmapInfoHeaderAsync(
MFVideoFormat_RGB24,
lVideoWidth);
lsampleByteSize = (uint)Math.Abs(lWidthInBytes) * lVideoHeight;
mData = new byte[lsampleByteSize];
var lSinkControl = await mCaptureManager.createSinkControlAsync();
string lxmldoc = await mCaptureManager.getCollectionOfSinksAsync();
XmlDocument doc = new XmlDocument();
doc.LoadXml(lxmldoc);
var lSinkNode = doc.SelectSingleNode("SinkFactories/SinkFactory[@GUID='{3D64C48E-EDA4-4EE1-8436-58B64DD7CF13}']");
if (lSinkNode == null)
{
return;
}
var lContainerNode = lSinkNode.SelectSingleNode("Value.ValueParts/ValuePart[1]");
if (lContainerNode == null)
{
return;
}
setContainerFormat(lContainerNode);
var lSinkFactory = await lSinkControl.createSampleGrabberCallbackSinkFactoryAsync(mReadMode);
var lISampleGrabberCallbackAsync = await lSinkFactory.createOutputNodeAsync(
MFMediaType_Video,
MFVideoFormat_RGB24);
if (lISampleGrabberCallbackAsync != null)
{
byte[] lData = new byte[lsampleByteSize];
lISampleGrabberCallbackAsync.mUpdateEvent += delegate
(byte[] aData, uint aLength)
{
lock (this)
{
if (!mAccess)
{
return;
}
}
Dispatcher.Invoke(
DispatcherPriority.Normal,
new Action(() => mDisplayImage.Source = FromArray(aData, lVideoWidth, lVideoHeight, mChannels)));
};
var lSampleGrabberCallNode = lISampleGrabberCallbackAsync.getTopologyNode();
if (lSampleGrabberCallNode == null)
{
return;
}
var lSourceControl = await mCaptureManager.createSourceControlAsync();
if (lSourceControl == null)
{
return;
}
object lPtrSourceNode = await lSourceControl.createSourceNodeWithDownStreamConnectionAsync(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
lSampleGrabberCallNode);
List <object> lSourceMediaNodeList = new List <object>();
lSourceMediaNodeList.Add(lPtrSourceNode);
var lSessionControl = await mCaptureManager.createSessionControlAsync();
if (lSessionControl == null)
{
return;
}
mISession = await lSessionControl.createSessionAsync(
lSourceMediaNodeList.ToArray());
if (mISession == null)
{
return;
}
await mISession.startSessionAsync(0, Guid.Empty);
mLaunchButton.Content = "Stop";
mWebCamControl = await lSourceControl.createWebCamControlAsync(lSymbolicLink);
if (mWebCamControl != null)
{
string lXMLstring = await mWebCamControl.getCamParametrsAsync();
XmlDataProvider lXmlDataProvider = (XmlDataProvider)this.Resources["XmlWebCamParametrsProvider"];
if (lXmlDataProvider == null)
{
return;
}
System.Xml.XmlDocument ldoc = new System.Xml.XmlDocument();
ldoc.LoadXml(lXMLstring);
lXmlDataProvider.Document = ldoc;
}
lock (this)
{
mAccess = true;
}
}
}
public static Task RemoveAsync <T>(this ISessionAsync session, CancellationToken token = default)
{
return(session.RemoveAsync(typeof(T).Name, token));
}
private async void m_StartBtn_Click(object sender, RoutedEventArgs e)
{
if (mState == State.Paused && mISession != null)
{
await mSwitcherControl.resumeSwitchersAsync(mISession);
mState = State.Started;
m_PauseBtn.IsEnabled = true;
m_StopBtn.IsEnabled = true;
m_StartStopBtn.IsEnabled = false;
return;
}
mVideoSwitcherNode = null;
mAudioSwitcherNode = null;
object RenderNode = null;
List <object> lRenderOutputNodesList = await mEVRMultiSinkFactory.createOutputNodesAsync(
IntPtr.Zero,
m_EVRDisplay.Surface.texture,
1);
if (lRenderOutputNodesList.Count == 1)
{
RenderNode = lRenderOutputNodesList[0];
}
List <object> lSourceNodes = new List <object>();
if ((bool)m_VideoStreamChkBtn.IsChecked)
{
mVideoSwitcherNode = await createSwitcher(null);
if (mVideoSwitcherNode == null)
{
return;
}
object lSourceNode = await getSourceNode(
m_VideoSourceComboBox.SelectedItem as XmlNode,
m_VideoStreamComboBox.SelectedItem as XmlNode,
m_VideoSourceMediaTypeComboBox.SelectedItem as XmlNode,
m_VideoEncodersComboBox.SelectedItem as XmlNode,
m_VideoEncodingModeComboBox.SelectedItem as XmlNode,
m_VideoCompressedMediaTypesComboBox.SelectedIndex,
RenderNode,
mVideoSwitcherNode);
if (lSourceNodes != null && lSourceNode != null)
{
lSourceNodes.Add(lSourceNode);
}
else
{
mVideoSwitcherNode = null;
}
}
if ((bool)m_AudioStreamChkBtn.IsChecked)
{
mAudioSwitcherNode = await createSwitcher(null);
if (mAudioSwitcherNode == null)
{
return;
}
object lSourceNode = await getSourceNode(
m_AudioSourceComboBox.SelectedItem as XmlNode,
m_AudioStreamComboBox.SelectedItem as XmlNode,
m_AudioSourceMediaTypeComboBox.SelectedItem as XmlNode,
m_AudioEncodersComboBox.SelectedItem as XmlNode,
m_AudioEncodingModeComboBox.SelectedItem as XmlNode,
m_AudioCompressedMediaTypesComboBox.SelectedIndex,
null,
mAudioSwitcherNode);
if (lSourceNodes != null && lSourceNode != null)
{
lSourceNodes.Add(lSourceNode);
}
else
{
mAudioSwitcherNode = null;
}
}
mISession = await mISessionControl.createSessionAsync(lSourceNodes.ToArray());
if (mISession == null)
{
return;
}
if (await mISession.startSessionAsync(0, Guid.Empty))
{
mState = State.Started;
mRecordingState = State.Paused;
mStateLabel.Visibility = System.Windows.Visibility.Collapsed;
m_PauseBtn.IsEnabled = true;
m_StopBtn.IsEnabled = true;
m_StartStopBtn.IsEnabled = false;
mSourceGrid.IsEnabled = false;
}
}
private async void mDo_Click(object sender, EventArgs e)
{
mDo.Enabled = false;
do
{
if (mSession != null)
{
await mSession.closeSessionAsync();
mSession = null;
mDo.Text = "Stopped";
break;
}
if (mSink == null)
{
break;
}
var lSelectedSourceItem = (ContainerItem)sourceComboBox.SelectedItem;
if (lSelectedSourceItem == null)
{
break;
}
var lSourceNode = lSelectedSourceItem.mXmlNode;
if (lSourceNode == null)
{
break;
}
var lNode = lSourceNode.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;
uint lStreamIndex = 0;
var lSelectedMediaTypeItem = (ContainerItem)mediaTypeComboBox.SelectedItem;
if (lSelectedMediaTypeItem == null)
{
break;
}
lSourceNode = lSelectedMediaTypeItem.mXmlNode;
if (lSourceNode == null)
{
break;
}
lNode = lSourceNode.SelectSingleNode("@Index");
if (lNode == null)
{
break;
}
uint lMediaTypeIndex = 0;
if (!uint.TryParse(lNode.Value, out lMediaTypeIndex))
{
break;
}
object lOutputMediaType = await mSourceControl.getSourceOutputMediaTypeAsync(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex);
var lSelectedEncoderItem = (ContainerItem)encoderComboBox.SelectedItem;
if (lSelectedEncoderItem == null)
{
break;
}
var lselectedNode = lSelectedEncoderItem.mXmlNode;
if (lselectedNode == null)
{
break;
}
var lEncoderNameAttr = lselectedNode.Attributes["Title"];
if (lEncoderNameAttr == null)
{
break;
}
var lCLSIDEncoderAttr = lselectedNode.Attributes["CLSID"];
if (lCLSIDEncoderAttr == null)
{
break;
}
Guid lCLSIDEncoder;
if (!Guid.TryParse(lCLSIDEncoderAttr.Value, out lCLSIDEncoder))
{
break;
}
var lEncoderNodeFactory = await mEncoderControl.createEncoderNodeFactoryAsync(
lCLSIDEncoder);
var lSelectedEncoderModeItem = (ContainerItem)encoderModeComboBox.SelectedItem;
if (lSelectedEncoderModeItem == null)
{
break;
}
lselectedNode = lSelectedEncoderModeItem.mXmlNode;
if (lselectedNode == null)
{
break;
}
var lGUIDEncodingModeAttr = lselectedNode.Attributes["GUID"];
if (lGUIDEncodingModeAttr == null)
{
break;
}
Guid lGUIDEncodingMode;
if (!Guid.TryParse(lGUIDEncodingModeAttr.Value, out lGUIDEncodingMode))
{
break;
}
if (compressedMediaTypeComboBox.SelectedIndex < 0)
{
break;
}
object lCompressedMediaType = await lEncoderNodeFactory.createCompressedMediaTypeAsync(
lOutputMediaType,
lGUIDEncodingMode,
70,
(uint)compressedMediaTypeComboBox.SelectedIndex);
var lOutputNode = await mSink.getOutputNodeAsync(lCompressedMediaType);
var lIEncoderNodeFactory = await mEncoderControl.createEncoderNodeFactoryAsync(
lCLSIDEncoder);
object lEncoderNode = await lIEncoderNodeFactory.createEncoderNodeAsync(
lOutputMediaType,
lGUIDEncodingMode,
70,
(uint)compressedMediaTypeComboBox.SelectedIndex,
lOutputNode);
object lSourceMediaNode = await mSourceControl.createSourceNodeWithDownStreamConnectionAsync(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
lEncoderNode);
List <object> lSourcesList = new List <object>();
lSourcesList.Add(lSourceMediaNode);
mSession = await mISessionControl.createSessionAsync(lSourcesList.ToArray());
if (mSession == null)
{
break;
}
if (mSession != null)
{
await mSession.startSessionAsync(0, Guid.Empty);
}
mDo.Text = "Record is executed!!!";
} while (false);
mDo.Enabled = true;
}
private async void Button_Click(object sender, RoutedEventArgs e)
{
mTitleTxtBlk.IsEnabled = false;
do
{
if (mISession != null)
{
await mISession.stopSessionAsync();
await mISession.closeSessionAsync();
mISession = null;
mTitleTxtBlk.Text = "Start playing";
break;
}
List <object> lSourceNodes = new List <object>();
object lSARSinkOutputNode = await mSARSinkFactory.createOutputNodeAsync();
if (lSARSinkOutputNode == null)
{
break;
}
var l_AudioSourceXmlNode = m_AudioSourceComboBox.SelectedItem as XmlNode;
if (l_AudioSourceXmlNode == null)
{
break;
}
var lNode = l_AudioSourceXmlNode.SelectSingleNode(
"Source.Attributes/Attribute" +
"[@Name='MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_AUDCAP_SYMBOLIC_LINK']" +
"/SingleValue/@Value");
if (lNode == null)
{
break;
}
string lSymbolicLink = lNode.Value;
object lSourceNode = await mSourceControl.createSourceNodeWithDownStreamConnectionAsync(
lSymbolicLink,
0,
0,
lSARSinkOutputNode);
if (lSourceNode == null)
{
break;
}
lSourceNodes.Add(lSourceNode);
mISession = await mISessionControl.createSessionAsync(lSourceNodes.ToArray());
if (mISession == null)
{
break;
}
if (await mISession.startSessionAsync(0, Guid.Empty))
{
mTitleTxtBlk.Text = "Stop playing";
uint lChannelCount = 0;
lChannelCount = await mISARVolumeControl.getChannelCountAsync(lSARSinkOutputNode);
if (lChannelCount > 0)
{
float lLevel = await mISARVolumeControl.getChannelVolumeAsync(lSARSinkOutputNode, 0);
mRVolume.ValueChanged += async(s, ev) => {
await mISARVolumeControl.setChannelVolumeAsync(lSARSinkOutputNode, 0, (float)ev.NewValue);
};
mRVolume.Value = lLevel;
if (lChannelCount > 1)
{
lLevel = await mISARVolumeControl.getChannelVolumeAsync(lSARSinkOutputNode, 1);
mLVolume.ValueChanged += async(s, ev) => {
await mISARVolumeControl.setChannelVolumeAsync(lSARSinkOutputNode, 1, (float)ev.NewValue);
};
mLVolume.Value = lLevel;
}
}
}
} while (false);
mTitleTxtBlk.IsEnabled = true;
}
