public void Start(CMSVideoSource videoSource, CMSVideoDisplay videoDisplay, CMSControlToggler controlToggler)
{
mutex = new object();
try
{
ProcessKeys[] procKeysDelegates = null;
lock (mutex)
{
CMSConstants.Init();
controllerState = CMSState.Starting;
model = new CMSModel();
model.Init("./" + CMSConstants.SUITE_LIB_DIR, "./" + CMSConstants.SUITE_CONFIG_DIR,
"./" + CMSConstants.MAIN_CONFIG_FILE,
"./" + CMSConstants.MAIN_CAMERA_CONFIG_FILE,
"./" + CMSConstants.MAIN_LOG_CONFIG_FILE,
"./" + CMSConstants.MAIN_ID_CONFIG_FILE);
model.Load();
model.IncrementAndSaveSessionNum();
CMSLogger.SetUidReceivedDelegate(model.UidUpdated);
CMSLogger.Init(model.LogConfig, model.IdConfig);
//CMSLogger.CanCreateLogEvent(
if (CMSLogger.CanCreateLogEvent(false, false, false, "CMSLogStartEvent"))
{
CMSLogStartEvent startEvent = new CMSLogStartEvent();
startEvent.SetDateTime(DateTime.Now);
CMSLogger.SendLogEvent(startEvent);
}
this.videoSource = videoSource;
videoSource.CameraLost += new CameraLost(CameraLost);
videoSource.CameraFound += new CameraFound(CameraFound);
videoSource.VideoInputSizesDetermined += new VideoInputSizesDetermined(VideoInputSizesDetermined);
videoSource.ProcessFrame += new ProcessFrame(ProcessFrameFromSource);
videoSource.Init(videoDisplay.GetParentForm());
this.videoDisplay = videoDisplay;
videoDisplay.Init(new CMSViewAdapter(model, this, videoSource));
model.SelectedSuite.CMSTrackingSuiteAdapter = new CMSStandardTrackingSuiteAdapter(model, this, videoDisplay);
string currentMoniker = model.CurrentMonikor;
if (videoSource.StartSource(currentMoniker))
{
string newMoniker = videoSource.GetCurrentMonikor();
model.CurrentMonikor = newMoniker;
controllerState = CMSState.Setup;
}
else
{
controllerState = CMSState.CameraNotFound;
}
this.controlToggler = controlToggler;
controlToggler.GetState = GetState;
controlToggler.ToggleControl = ToggleControl;
controlToggler.GetCursorPos = GetCursorPos;
controlToggler.ControlTogglerConfig = model.GeneralConfig.ControlTogglerConfig;
controlToggler.Start();
procKeysDelegates = new ProcessKeys[2];
procKeysDelegates[0] = ProcessKeys;
procKeysDelegates[1] = controlToggler.ProcessKeys;
}
CMSKeyHook.initHook(procKeysDelegates);
Application.Run(videoDisplay.GetParentForm());
CMSKeyHook.removeHook();
}
catch (Exception e)
{
try
{
if (CMSLogger.CanCreateLogEvent(true, true, false, "CMSLogExceptionEvent"))
{
CMSLogExceptionEvent exceptionEvent = new CMSLogExceptionEvent();
exceptionEvent.SetException(e);
CMSLogger.SendLogEvent(exceptionEvent);
}
}
catch
{
}
MessageBox.Show("Error occurred during startup:" + e.Message);
Application.Exit();
}
}
// Thread entry point
public void WorkerThread()
{
// grabber
Grabber grabber = new Grabber(this);
// objects
object graphObj = null;
object sourceObj = null;
object grabberObj = null;
// interfaces
IGraphBuilder graph = null;
//IBaseFilter sourceBase = null;
IBaseFilter grabberBase = null;
ISampleGrabber sg = null;
IMediaControl mc = null;
try
{
// Get type for filter graph
Type srvType = Type.GetTypeFromCLSID(Clsid.FilterGraph);
if (srvType == null)
{
throw new ApplicationException("Failed creating filter graph");
}
// create filter graph
graphObj = Activator.CreateInstance(srvType);
graph = (IGraphBuilder)graphObj;
// ----
UCOMIBindCtx bindCtx = null;
UCOMIMoniker moniker = null;
int n = 0;
// create bind context
if (Win32.CreateBindCtx(0, out bindCtx) == 0)
{
// convert moniker`s string to a moniker
if (Win32.MkParseDisplayName(bindCtx, source, ref n, out moniker) == 0)
{
// get device base filter
Guid filterId = typeof(IBaseFilter).GUID;
moniker.BindToObject(null, null, ref filterId, out sourceObj);
Marshal.ReleaseComObject(moniker);
moniker = null;
}
Marshal.ReleaseComObject(bindCtx);
bindCtx = null;
}
// ----
if (sourceObj == null)
{
throw new ApplicationException("Failed creating device object for moniker");
}
sourceBase = (IBaseFilter)sourceObj;
// Get type for sample grabber
srvType = Type.GetTypeFromCLSID(Clsid.SampleGrabber);
if (srvType == null)
{
throw new ApplicationException("Failed creating sample grabber");
}
// create sample grabber
grabberObj = Activator.CreateInstance(srvType);
sg = (ISampleGrabber)grabberObj;
grabberBase = (IBaseFilter)grabberObj;
// add source filter to graph
graph.AddFilter(sourceBase, "source");
graph.AddFilter(grabberBase, "grabber");
// set media type
AMMediaType mt = new AMMediaType();
mt.majorType = MediaType.Video;
mt.subType = MediaSubType.RGB24;
sg.SetMediaType(mt);
// connect pins
if (graph.Connect(DSTools.GetOutPin(sourceBase, 0), DSTools.GetInPin(grabberBase, 0)) < 0)
{
throw new ApplicationException("Failed connecting filters");
}
// get media type
if (sg.GetConnectedMediaType(mt) == 0)
{
// This is where the actual video input info is obtained
VideoInfoHeader vih = (VideoInfoHeader)Marshal.PtrToStructure(mt.formatPtr, typeof(VideoInfoHeader));
//System.Diagnostics.Debug.WriteLine("width = " + vih.BmiHeader.Width + ", height = " + vih.BmiHeader.Height);
grabber.Width = vih.BmiHeader.Width;
grabber.Height = vih.BmiHeader.Height;
mt.Dispose();
if (VideoInputSizeDetermined != null)
{
VideoInputSizeDetermined(this, new Size(vih.BmiHeader.Width, vih.BmiHeader.Height));
}
}
// render
graph.Render(DSTools.GetOutPin(grabberBase, 0));
//
sg.SetBufferSamples(false);
sg.SetOneShot(false);
sg.SetCallback(grabber, 1);
// window
IVideoWindow win = (IVideoWindow)graphObj;
win.put_AutoShow(false);
win = null;
// get media control
mc = (IMediaControl)graphObj;
// run
mc.Run();
while (!stopEvent.WaitOne(0, true))
{
Thread.Sleep(100);
}
mc.StopWhenReady();
//mc.Stop();
}
// catch any exceptions
catch (Exception e)
{
try
{
if (CMSLogger.CanCreateLogEvent(true, true, false, "CMSLogExceptionEvent"))
{
CMSLogExceptionEvent exceptionEvent = new CMSLogExceptionEvent();
exceptionEvent.SetException(e);
CMSLogger.SendLogEvent(exceptionEvent);
}
}
catch
{
}
}
// finalization block
finally
{
// release all objects
mc = null;
graph = null;
sourceBase = null;
grabberBase = null;
sg = null;
if (graphObj != null)
{
Marshal.ReleaseComObject(graphObj);
graphObj = null;
}
if (sourceObj != null)
{
Marshal.ReleaseComObject(sourceObj);
sourceObj = null;
}
if (grabberObj != null)
{
Marshal.ReleaseComObject(grabberObj);
grabberObj = null;
}
}
}
