【General】Setting Callback Function To Receive Exception Messages

//

// Device Network SDK (General)

// API Reference

// NET_DVR_SetExceptionCallBack_V30

// Sample Code of Setting Callback Function to Receive Exception Messages

//

//Register callback function for receiving exception messages

//Callback function receive exception message

void CALLBACK g_ExceptionCallBack(DWORD dwType, LONG lUserID, LONG lHandle, void *pUser)

{

char tempbuf[256];

ZeroMemo case EXCEPTION_AUDIOEXCHANGE: //Voice talk network exception

sprintf(tempbuf,”Voice talk network exception!!!”);

TRACE(“%s”,tempbuf);”//TODO: close voice talk

break;s”case EXCEPTION_ALARM://Alarm upload network exception

sprintf(tempbuf,”Alarm upload network exception!!!”);

TRACE(“%s”,tempbuf);”//TODO: close alarm upload

break;s”case EXCEPTION_PREVIEW://Network preview exception

sprintf(tempbuf,”Network preview exception!!!”);

TRACE(“%s”,tempbuf);//TODO: close network preview

break;”,case EXCEPTION_SERIAL://Transparent channel transmission exception

sprintf(tempbuf,”Transparent channel transmission exception!!!”);

TRACE(“%s”,tempbuf);

//TODO: close transparent channel

break;s”case EXCEPTION_RECONNECT://Preview reconnect

break;EXCEPTION_RECONNECT://Preview reconnect

break;

default:

break;

}