Event and Exception

Includes APIs of events and exceptions. More...

Functions
def	MV_CC_RegisterExceptionCallBack (self, ExceptionCallBackFun, pUser)
	Registers an exception callback. More...
def	MV_CC_RegisterAllEventCallBack (self, EventCallBackFun, pUser)
	Registers a callback for all events. More...
def	MV_CC_RegisterEventCallBackEx (self, pEventName, EventCallBackFun, pUser)
	Registers a callback for single event. More...
def	MV_CC_EventNotificationOn (self, strEventName)
	Enables specified event of device. More...
def	MV_CC_EventNotificationOff (self, strEventName)
	Disables specified event of device. More...

Detailed Description

Includes APIs of events and exceptions.

Function Documentation

MV_CC_RegisterExceptionCallBack()

def MvCameraControl_class.MV_CC_RegisterExceptionCallBack	(		self,
			ExceptionCallBackFun,
			pUser
	)

Registers an exception callback.

Parameters

handle	[IN] It refers to the device handle.
cbException	[IN] It refers to the pointer to the exception callback function.
pUser	[IN] It refers to the user-defined variable.

Returns

Returns MV_OK for success, and returns corresponding Error Code for failure.

Remarks

• Call this API after MV_CC_OpenDevice().
• When the device is exceptionally disconnected, you can get the exception message from callback function. For disconnected GigE vision device, call MV_CC_CloseDevice() to turn off the device, and then call MV_CC_OpenDevice() to turn on the device again.

MV_CC_RegisterAllEventCallBack()

def MvCameraControl_class.MV_CC_RegisterAllEventCallBack	(		self,
			EventCallBackFun,
			pUser
	)

Registers a callback for all events.

Parameters

handle	[IN] It refers to the device handle.
cbEvent	[IN] It refers to the pointer to event callback function.
pUser	[IN] It refers to the user-defined variable.

Returns

Returns MV_OK for success, and returns corresponding Error Code for failure.

Remarks

• Call this API after MV_CC_OpenDevice().
• Call this API to set the event callback function to get event information including acquisition and exposure.

MV_CC_RegisterEventCallBackEx()

def MvCameraControl_class.MV_CC_RegisterEventCallBackEx	(		self,
			pEventName,
			EventCallBackFun,
			pUser
	)

Registers a callback for single event.

Parameters

handle	[IN] It refers to the device handle.
strEventName	[IN] It refers to the event name.
cbEvent	[IN] It refers to the pointer to event callback function.
pUser	[IN] It refers to the user-defined variable.

Returns

Returns MV_OK for success, and returns corresponding Error Code for failure.

Remarks

• Call this API after MV_CC_OpenDevice().
• Call this API to set the event callback function to get event information including acquisition and exposure.

MV_CC_EventNotificationOn()

def MvCameraControl_class.MV_CC_EventNotificationOn	(		self,
			strEventName
	)

Enables specified event of device.

Parameters

handle	[IN] It refers to the device handle.
strEventName	[IN] It refers to the event name.

Returns

Returns MV_OK for success, and returns corresponding Error Code for failure.

MV_CC_EventNotificationOff()

def MvCameraControl_class.MV_CC_EventNotificationOff	(		self,
			strEventName
	)

Disables specified event of device.

Parameters

handle	[IN] It refers to the device handle.
strEventName	[IN] It refers to the event name.

Returns

Returns MV_OK for success, and returns corresponding Error Code for failure.