【General】Search For Logs
サンプルプログラム
//
// Device Network SDK (General)
// Device Management and Maintenance
// Search for Logs
// Sample Code of Searching for Logs
//
#include <stdio.h>
#include <iostream>
#include “Windows.h”
#include “HCNetSDK.h”
using namespace std;
void main() {
//—————————————
//Initialize
NET_DVR_Init();
//Set connection time and reconnection time
NET_DVR_SetConnectTime(2000, 1);
NET_DVR_SetReconnect(10000, true);
//—————————————
//Log in to device
LONG lUserID;
//Login parameters, including device IP address, user name, password, andso on
NET_DVR_USER_LOGIN_INFO struLoginInfo = {0};
struLoginInfo.bUseAsynLogin = 0; //Synchronous login mode
strcpy(struLoginInfo.sDeviceAddress, “192.0.0.64”); //IP address
struLoginInfo.wPort = 80; //HTTP port
strcpy(struLoginInfo.sUserName, “admin”); //User name
strcpy(struLoginInfo.sPassword, “abcd1234”); //Password
//Device information, output parameters
NET_DVR_DEVICEINFO_V40 struDeviceInfoV40 = {0};
lUserID = NET_DVR_Login_V40(&struLoginInfo, &struDeviceInfoV40);
if (lUserID < 0)
{
printf(“Login failed, error code: %d\n”, NET_DVR_GetLastError());
NET_DVR_Cleanup();
return;
}
NET_DVR_FIND_LOG_COND struFindLogCond = { 0 };
struFindLogCond.dwMainType = 0;
struFindLogCond.dwSubType = 0;
struFindLogCond.dwSelectMode = 0;
struFindLogCond.bOnlySmart = FALSE;
struFindLogCond.struStartTime.wYear = 2019;
struFindLogCond.struStartTime.byMonth = 11;
struFindLogCond.struStartTime.byDay = 2;
struFindLogCond.struStartTime.byHour = 9;
struFindLogCond.struStartTime.byMinute = 0;
struFindLogCond.struStartTime.bySecond = 0;
//struFindLogCond.struStartTime.byISO8601 = 0;
//struFindLogCond.struStartTime.cTimeDifferenceH = 0;
//struFindLogCond.struStartTime.cTimeDifferenceM = 0;
struFindLogCond.struEndTime.wYear = 2019;
struFindLogCond.struEndTime.byMonth = 11;
struFindLogCond.struEndTime.byDay = 3;
struFindLogCond.struEndTime.byHour = 9;
struFindLogCond.struEndTime.byMinute = 0;
struFindLogCond.struEndTime.bySecond = 0;
//struFindLogCond.struEndTime.byISO8601 = 0;
//struFindLogCond.struEndTime.cTimeDifferenceH = 0;
//struFindLogCond.struEndTime.cTimeDifferenceM = 0;
//Search for logs
LONG lLogHandle = NET_DVR_FindDVRLog_V50(lUserID, &struFindLogCond);
if (lLogHandle < 0)
{
printf(“find log fail, last error %d \n”, NET_DVR_GetLastError());
return;
}
NET_DVR_LOG_V50 struLogInfo = {0};
while(true)
{
LONG lRet = NET_DVR_FindNextLog_V50(lLogHandle, &struLogInfo);
if (lRet == NET_DVR_FILE_SUCCESS)
{
printf(“log:%04d-%02d-%02d %02d:%02d:%02d\n”, struLogInfo.struLogTime.wYear, struLogInfo.struLogTime.byMonth, struLogInfo.struLogTime.byDay,\
struLogInfo.struLogTime.byHour, struLogInfo.struLogTime.byMinute, struLogInfo.struLogTime.bySecond,);
}
else if (lRet == NET_DVR_ISFINDING)
{
printf(“finding \n”);
Sleep(5);
continue;
}
else if ((lRet == NET_DVR_NOMOREFILE) || (lRet == NET_DVR_FILE_NOFIND))
{
printf(“find ending \n”);
break;
}
else
{
printf(“find log fail for illegal get file state \n”);
break;
}
}
//Stop searching for logs
if (lLogHandle >= 0)
{
NET_DVR_FindLogClose_V30(lLogHandle);
}
//Log out
NET_DVR_Logout(lUserID);
//Release resources
NET_DVR_Cleanup();
return;
}