void pUser Parameters handle IN Device handle which (Page 59 / 388) Machine Vision Camera SDK (C)_Developer Guide_V4.0.0

Machine Vision Camera SDK (C) Developer Guide

void

);

*pUser

Parameters

handle

[IN] Device handle, which is returned by MV_CC_CreateHandle or

MV_CC_CreateHandleWithoutLog .

cbException

[IN] Callback function to receive exception messages, see the details below:

void(__stdcall* cbException)(

unsigned int nMsgType,

void

*pUser

);

nMsgType

Exception message type

pUser

User data

pUser

[IN] User data

Return Value

Return MV_OK(0) on success, and return Error Code on failure.

Remarks

● Call this API after the device is opened by MV_CC_OpenDevice . When device is exceptionally

disconnected, the exception message can be obtained from callback function. For disconnected

GigE device, first call MV_CC_CloseDevice to shut down device, and then call

MV_CC_OpenDevice to reopen the device.

● For exception message type macro definition see below:

Macro Definition

Value

MV_GIGE_EXCEPTION_DEV_ 0x00008001

DISCONNECT

● This API is not supported by CameraLink device.