private object createImageSource()
{
object l_source = null;
do
{
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)
{
break;
}
object lImageSourceSource = null;
mSourceControl.createSourceFromCaptureProcessor(
lICaptureProcessor,
out lImageSourceSource);
l_source = lImageSourceSource;
}
} while (false);
return(l_source);
}
private void lButton_Click(object sender, RoutedEventArgs e)
{
var lButton = (Button)sender;
do
{
if (mSourceControl == null)
{
return;
}
if (mISessions == null)
{
break;
}
if (lButton.Tag == null)
{
break;
}
int lIndex = (int)lButton.Tag;
if (lButton.Content == "Stop")
{
if (mISessions.ContainsKey(lIndex))
{
mISessions[lIndex].closeSession();
mISessions.Remove(lIndex);
lButton.Content = "Start";
}
break;
}
ICaptureProcessor lICaptureProcessor = null;
try
{
lICaptureProcessor = IPCameraMJPEGCaptureProcessor.createCaptureProcessor(URLs[lIndex % 2]);
}
catch (System.Exception exc)
{
MessageBox.Show(exc.Message);
return;
}
if (lICaptureProcessor == null)
{
return;
}
object lMediaSource = null;
mSourceControl.createSourceFromCaptureProcessor(
lICaptureProcessor,
out lMediaSource);
if (lMediaSource == null)
{
return;
}
object lPtrSourceNode;
var lSourceControl = mCaptureManager.createSourceControl();
if (lSourceControl == null)
{
return;
}
lSourceControl.createSourceNodeFromExternalSourceWithDownStreamConnection(
lMediaSource,
0,
0,
mEVROutputNodes[lIndex],
out lPtrSourceNode);
List <object> lSourceMediaNodeList = new List <object>();
lSourceMediaNodeList.Add(lPtrSourceNode);
var lSessionControl = mCaptureManager.createSessionControl();
if (lSessionControl == null)
{
return;
}
var lISession = lSessionControl.createSession(
lSourceMediaNodeList.ToArray());
if (lISession == null)
{
return;
}
lISession.registerUpdateStateDelegate(UpdateStateDelegate);
lISession.startSession(0, Guid.Empty);
mISessions[lIndex] = lISession;
lButton.Content = "Stop";
} while (false);
}
private void MAddImageBtn_Click(object sender, RoutedEventArgs e)
{
if (mAddImageSession != null)
{
mAddImageSession.stopSession();
mAddImageSession.closeSession();
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 = null;
mSourceControl.createSourceFromCaptureProcessor(
lICaptureProcessor,
out lImageSourceSource);
var lVideoTopologyInputMixerNode = mVideoTopologyInputMixerNodes[0];
mImageVideoTopologyInputMixerNode = lVideoTopologyInputMixerNode;
mVideoTopologyInputMixerNodes.RemoveAt(0);
object lImageSourceSourceNode = null;
mSourceControl.createSourceNodeFromExternalSourceWithDownStreamConnection(
lImageSourceSource,
0,
0,
lVideoTopologyInputMixerNode,
out lImageSourceSourceNode);
object[] lSourceNodes = { lImageSourceSourceNode };
mAddImageSession = mISessionControl.createSession(lSourceNodes);
if (mAddImageSession != null)
{
mAddImageTxtBlk.Text = "Remove Camera";
}
mAddImageSession.startSession(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 object getCompressedMediaType(
ICaptureProcessor a_ICaptureProcessor,
int a_StreamIndex,
int a_MediaTypeIndex,
XmlNode aEncoderNode,
XmlNode aEncoderModeNode,
int aCompressedMediaTypeIndex)
{
object lresult = null;
do
{
if (aCompressedMediaTypeIndex < 0)
{
break;
}
object lMediaSource = null;
mSourceControl.createSourceFromCaptureProcessor(
a_ICaptureProcessor,
out lMediaSource);
if (lMediaSource == null)
{
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.getSourceOutputMediaTypeFromMediaSource(
lMediaSource,
lStreamIndex,
lMediaTypeIndex,
out lSourceMediaType))
{
break;
}
if (lSourceMediaType == null)
{
break;
}
IEncoderNodeFactory lEncoderNodeFactory;
if (!mEncoderControl.createEncoderNodeFactory(
lCLSIDEncoder,
out lEncoderNodeFactory))
{
break;
}
if (lEncoderNodeFactory == null)
{
break;
}
object lCompressedMediaType;
if (!lEncoderNodeFactory.createCompressedMediaType(
lSourceMediaType,
lCLSIDEncoderMode,
50,
(uint)aCompressedMediaTypeIndex,
out lCompressedMediaType))
{
break;
}
lresult = lCompressedMediaType;
} while (false);
return(lresult);
}
private async void mLaunchButton_Click(object sender, RoutedEventArgs e)
{
if (mLaunchButton.Content == "Stop")
{
if (mISession != null)
{
mISession.closeSession();
mLaunchButton.Content = "Launch";
}
mISession = null;
return;
}
if (mISourceControl == null)
{
return;
}
ICaptureProcessor lICaptureProcessor = null;
try
{
lICaptureProcessor = await RTSPCaptureProcessor.createCaptureProcessor(mRTSPSourceComboBox.Text);
}
catch (System.Exception exc)
{
MessageBox.Show(exc.Message);
return;
}
if (lICaptureProcessor == null)
{
return;
}
object lMediaSource = null;
mISourceControl.createSourceFromCaptureProcessor(
lICaptureProcessor,
out lMediaSource);
if (lMediaSource == null)
{
return;
}
string lxmldoc = "";
mCaptureManager.getCollectionOfSinks(ref lxmldoc);
XmlDocument doc = new XmlDocument();
doc.LoadXml(lxmldoc);
var lSinkNode = doc.SelectSingleNode("SinkFactories/SinkFactory[@GUID='{2F34AF87-D349-45AA-A5F1-E4104D5C458E}']");
if (lSinkNode == null)
{
return;
}
var lContainerNode = lSinkNode.SelectSingleNode("Value.ValueParts/ValuePart[1]");
if (lContainerNode == null)
{
return;
}
IEVRSinkFactory lSinkFactory;
var lSinkControl = mCaptureManager.createSinkControl();
lSinkControl.createSinkFactory(
Guid.Empty,
out lSinkFactory);
object lEVROutputNode;
lSinkFactory.createOutputNode(
mVideoPanel.Handle,
out lEVROutputNode);
if (lEVROutputNode == null)
{
return;
}
object lPtrSourceNode;
var lSourceControl = mCaptureManager.createSourceControl();
if (lSourceControl == null)
{
return;
}
lSourceControl.createSourceNodeFromExternalSourceWithDownStreamConnection(
lMediaSource,
0,
0,
lEVROutputNode,
out lPtrSourceNode);
List <object> lSourceMediaNodeList = new List <object>();
lSourceMediaNodeList.Add(lPtrSourceNode);
var lSessionControl = mCaptureManager.createSessionControl();
if (lSessionControl == null)
{
return;
}
mISession = lSessionControl.createSession(
lSourceMediaNodeList.ToArray());
if (mISession == null)
{
return;
}
mISession.registerUpdateStateDelegate(UpdateStateDelegate);
mISession.startSession(0, Guid.Empty);
mLaunchButton.Content = "Stop";
}
