private void RegisterEventHandlers()
{
// Register OBJECT events
m_edsObjectEventHandler = new EDSDK.EdsObjectEventHandler(objectEventHandler);
uint result = EDSDK.EdsSetObjectEventHandler(
this.Handle,
(uint)ObjectEvent.All,
m_edsObjectEventHandler,
IntPtr.Zero);
ReturnValueManager.HandleFunctionReturnValue(result);
}
private void btn_connect_click(object sender, RoutedEventArgs e)
{
IntPtr cameraList = new IntPtr(0);
camera = new IntPtr(0);
Int32 cameraCount = 0;
EDSDK sdk = new EDSDK();
EDSDK.EdsInitializeSDK();
EdsError = EDSDK.EdsGetCameraList(out cameraList);
//EdsError = EdsGetCameraList(out cameraList);
EDSDK.EdsGetChildCount(cameraList, out cameraCount);
label.Content = "Connected camera count : " + cameraCount.ToString();
if (cameraCount != 0)
{
EdsError = EDSDK.EdsGetChildAtIndex(cameraList, 0, out camera);
//MessageBox.Show("EdsGetChildAtIndex err code : " + EdsError.ToString());
}
EdsError = EDSDK.EdsOpenSession(camera);
if (EdsError == EDSDK.EDS_ERR_OK)
{
label.Content = "Camera connected";
EDSDK.EdsSetPropertyEventHandler(camera, EDSDK.PropertyEvent_All, propertyEventHandler, IntPtr.Zero);
SDKObjectEvnet += new EDSDK.EdsObjectEventHandler(objectEventHandler);
//SDKObjectEvent += new SDKObjectEventHandler(objectEventHandler);
EdsError = EDSDK.EdsSetObjectEventHandler(camera, EDSDK.ObjectEvent_All, SDKObjectEvnet, IntPtr.Zero);
if (EdsError == EDSDK.EDS_ERR_OK)
{
label.Content = "NO ERROR";
}
else
{
label.Content = "ERROR : " + EdsError;
}
EDSDK.EdsSetCameraStateEventHandler(camera, EDSDK.StateEvent_All, cameraStateEventHandler, IntPtr.Zero);
}
else
{
label.Content = "Camera not connected";
}
}
public Camera(IntPtr aPointer, ICameraNotifications aCameraNotifications)
{
_onCameraEvent = DownloadImage;
_onCameraStateChanged = CameraStateChanged;
_onCameraPropertyChanged = CameraPropertyChanged;
_pointer = aPointer;
_cameraNotifications = aCameraNotifications;
_eventHandlers = new List <CameraEvent>();
SDKHelper.CheckError(EDSDK.EdsOpenSession(_pointer));
SDKHelper.CheckError(EDSDK.EdsSetObjectEventHandler(_pointer, EDSDK.ObjectEvent_All, _onCameraEvent, IntPtr.Zero));
SDKHelper.CheckError(EDSDK.EdsSetCameraStateEventHandler(_pointer, EDSDK.StateEvent_All, _onCameraStateChanged, IntPtr.Zero));
SDKHelper.CheckError(EDSDK.EdsSetPropertyEventHandler(_pointer, EDSDK.PropertyEvent_All, _onCameraPropertyChanged, IntPtr.Zero));
}
public bool Init()
{
IntPtr camList;
int camCount = 0;
uint err = 0;
//SETUP DELEGATES FOR LATER USE
objEventHandlerDelegate = new EDSDK.EdsObjectEventHandler(objEventHandler);
propEventHandlerDelegate = new EDSDK.EdsPropertyEventHandler(propEventHandler);
stateEventHandlerDelegate = new EDSDK.EdsStateEventHandler(stateEventHandler);
//INIT THE SDK THIS MUST BE CALLED BEFORE ANYTHING ELSE CAN BE DONE
err = EDSDK.EdsInitializeSDK();
if (err != EDSDK.EDS_ERR_OK)
{
if (errorEvent != null)
{
errorEvent("Failed to init SDK");
}
return(false);
}
//GET ALL ATTACHED CAMERAS
err = EDSDK.EdsGetCameraList(out camList);
if (err != EDSDK.EDS_ERR_OK)
{
if (errorEvent != null)
{
errorEvent("Failed to find a camera");
}
return(false);
}
//GET THE NUMBER OF ATTACHED CAMERAS
err = EDSDK.EdsGetChildCount(camList, out camCount);
if (err != EDSDK.EDS_ERR_OK)
{
if (errorEvent != null)
{
errorEvent("Failed to get camera count");
}
return(false);
}
//IF THERE ARE 0 CAMERAS DETECETED THEN THROW AN ERROR
if (camCount == 0)
{
if (errorEvent != null)
{
errorEvent("No cameras found");
}
return(false);
}
//WE ONLY CARE ABOUT THE FIRST CAMERA WE FIND
err = EDSDK.EdsGetChildAtIndex(camList, 0, out camObj);
if (err != EDSDK.EDS_ERR_OK)
{
if (errorEvent != null)
{
errorEvent("Failed to retrieve camera object");
}
return(false);
}
//SET THE EVENT HANDLERS FOR LATER USE
err = EDSDK.EdsSetObjectEventHandler(camObj, EDSDK.ObjectEvent_All, objEventHandlerDelegate, IntPtr.Zero);
if (err != EDSDK.EDS_ERR_OK)
{
if (errorEvent != null)
{
errorEvent("Failed to set event handler");
}
return(false);
}
err = EDSDK.EdsSetPropertyEventHandler(camObj, EDSDK.PropertyEvent_All, propEventHandlerDelegate, IntPtr.Zero);
if (err != EDSDK.EDS_ERR_OK)
{
if (errorEvent != null)
{
errorEvent("Failed to set event handler");
}
return(false);
}
err = EDSDK.EdsSetCameraStateEventHandler(camObj, EDSDK.StateEvent_All, stateEventHandlerDelegate, IntPtr.Zero);
if (err != EDSDK.EDS_ERR_OK)
{
if (errorEvent != null)
{
errorEvent("Failed to set event handler");
}
return(false);
}
//OPEN THE SESSION TO THE CAMERA
err = EDSDK.EdsOpenSession(camObj);
//LET THE CALLING FUNCTION KNOW THIS ALL WORKED
return(true);
}
