public void OnCameraDisconnected(object sender, USBEvent e)
{
string[] changedParts = WebcamManager.GetDeviceInfoFromPath(e.DevicePath);
string[] selectedParts = WebcamManager.GetDeviceInfoFromPath(selectedCameraPath);
if (string.Compare(changedParts[1], selectedParts[1], true) == 0 && string.Compare(changedParts[2], selectedParts[2], true) == 0)
{
selectedCameraConnected = false;
ReleasePreviousBuffers();
WebcamManager.ReleaseInactiveCameras();
Logger.WriteLine("Selected camera disconnected");
ErrorLog.AddError(ErrorType.Warning, "Selected camera has been disconnected");
}
}
protected override void OnDeleted()
{
if (webcambuffer != null && selectedCameraIndex != -1)
{
webcambuffer.UnregisterForImages(WebcamManager.GetCamera(selectedCameraIndex));
ReleasePreviousBuffers();
WebcamManager.ReleaseInactiveCameras();
if (callbacksRegistered)
{
WebcamManager.UnregisterWebcamConnectionEvent(OnCameraConnected);
WebcamManager.UnregisterWebcamRemovalEvent(OnCameraDisconnected);
callbacksRegistered = false;
}
}
}
public void OnCameraConnected(object sender, USBEvent e)
{
if (!selectedCameraConnected)
{
Thread.Sleep(50);
WebcamManager.RestartService();
selectedCameraIndex = LookforSelectedCamera();
if (selectedCameraIndex != -1)
{
Logger.WriteLine("Selected camera reconnected");
ErrorLog.AddError(ErrorType.Message, "Selected camera has been reconnected");
webcambuffer.RegisterForImages(WebcamManager.GetCamera(selectedCameraIndex));
WebcamManager.ReleaseInactiveCameras();
}
}
}
protected override void OnDeleted()
{
if (motionDetector != null && selectedCameraIndex != -1)
{
motionDetector.MotionDetected -= WebCamMotionDetected;
ReleasePreviousDetectors();
WebcamManager.SetPropertyValueAuto(selectedCameraIndex, WebcamManager.CAMERA_PROPERTY.CAMERA_FOCUS);
WebcamManager.SetPropertyValueAuto(selectedCameraIndex, WebcamManager.CAMERA_PROPERTY.CAMERA_ZOOM);
WebcamManager.ReleaseInactiveCameras();
if (callbacksRegistered)
{
WebcamManager.UnregisterWebcamConnectionEvent(OnCameraConnected);
WebcamManager.UnregisterWebcamRemovalEvent(OnCameraDisconnected);
callbacksRegistered = false;
}
}
}
public void Cleanup()
{
foreach (ImageViewer viewer in cameraPreviews)
{
for (int i = 0; i < viewer.ImageSource.SubscribedImagers.Count; i++)
{
viewer.ImageSource.UnregisterForImages(viewer.ImageSource.SubscribedImagers[i]);
}
}
//foreach (ImageViewer viewer in mainView)
//{
// for (int i = 0; i < viewer.ImageSource.SubscribedImagers.Count; i++)
// viewer.ImageSource.UnregisterForImages(viewer.ImageSource.SubscribedImagers[i]);
//}
WebcamManager.ReleaseInactiveCameras();
WebcamManager.UnregisterWebcamConnectionEvent(OnCameraConnected);
WebcamManager.UnregisterWebcamRemovalEvent(OnCameraDisconnected);
}
//[MethodImpl(MethodImplOptions.Synchronized)]
protected override void OnDisabled(DisabledEventArgs e)
{
if (!e.IsConfiguring)
{
if (faceDetector != null && selectedCameraIndex != -1)
{
faceDetector.FaceDetected -= WebCamFaceDetected;
faceDetector.UnregisterForImages(WebcamManager.GetCamera(selectedCameraIndex));
ReleasePreviousDetectors();
WebcamManager.SetPropertyValueAuto(selectedCameraIndex, WebcamManager.CAMERA_PROPERTY.CAMERA_FOCUS);
WebcamManager.SetPropertyValueAuto(selectedCameraIndex, WebcamManager.CAMERA_PROPERTY.CAMERA_ZOOM);
WebcamManager.ReleaseInactiveCameras();
if (callbacksRegistered)
{
WebcamManager.UnregisterWebcamConnectionEvent(OnCameraConnected);
WebcamManager.UnregisterWebcamRemovalEvent(OnCameraDisconnected);
callbacksRegistered = false;
}
}
}
}
private void UpdatePanel()
{
if (WebcamManager.IsServiceRestartRequired())
{
WebcamManager.RestartService();
}
if (!callbacksRegistered)
{
WebcamManager.RegisterWebcamConnectionEvent(OnCameraConnected);
WebcamManager.RegisterWebcamRemovalEvent(OnCameraDisconnected);
callbacksRegistered = true;
}
numberConnectedCameras = WebcamManager.NumberConnectedCameras();
cameraList = new List <int>();
selectedCameraIndex = -1;
int numAvailableCameras = 0;
cameraPreviews.Clear(); //remove previous viewers
//populate the camera list and find the one that is available and set it as current selection...
if (numberConnectedCameras == 0)
{
ShowNoCamerasFoundPanel();
return;
}
for (int i = 0; i < numberConnectedCameras; i++)
{
//if (WebcamManager.StartCamera(i, captureWidth, captureHeight))
{
ImageViewer viewer = new ImageViewer();
viewer.ViewerWidth = previewWidth;
viewer.ViewerHeight = previewHeight;
viewer.TopTitle = WebcamManager.GetCamera(i).WebCamName;
if (WebcamManager.StartCamera(i, captureWidth, captureHeight))
{
if (viewer.TopTitle == selectedCameraName || selectedCameraIndex == -1)
{
selectedCameraIndex = i;
}
viewer.SetImageSource(WebcamManager.GetCamera(i));
viewer.MouseEnter += Viewer_MouseEnter;
viewer.MouseLeave += Viewer_MouseLeave;
viewer.PreviewMouseLeftButtonUp += Viewer_MouseLeftButtonUp;
++numAvailableCameras;
}
else
{
viewer.ImageSource.Source = loadBitmap(Properties.Resources.CamBusyIcon);
viewer.BottomTitle = "This webcam is already busy";
}
cameraList.Add(i);
cameraPreviews.Add(viewer);
}
}
if (selectedCameraIndex != -1)
{
cameraPreviews[cameraList.IndexOf(selectedCameraIndex)].ViewerBorderColor = "LightGreen";
cameraPreviews[cameraList.IndexOf(selectedCameraIndex)].ViewerWidth = previewHeight + 16;
cameraPreviews[cameraList.IndexOf(selectedCameraIndex)].ViewerHeight = cameraPreviews[cameraList.IndexOf(selectedCameraIndex)].ViewerWidth * 3 / 4;
}
//release inactive cameras so that they can be made available to other processes...
WebcamManager.ReleaseInactiveCameras();
CameraReadiness = true;
}
