【Thermal】Measuring Real Time Temperature

サンプルプログラム

//
// Device Network SDK (Thermal)
// Measure Real-Time Temperature
// Sample Code of Measuring Real-Time Temperature
//
#include <stdio.h>
#include <iostream>
#include “Windows.h”
#include “HCNetSDK.h”
using namespace std;

//Macro Definition of temporal resolution
#define GET_YEAR(_time_) (((_time_)>>26) + 2000)
#define GET_MONTH(_time_) (((_time_)>>22) & 15)
#define GET_DAY(_time_) (((_time_)>>17) & 31)
#define GET_HOUR(_time_) (((_time_)>>12) & 31)
#define GET_MINUTE(_time_) (((_time_)>>6) & 63)
#define GET_SECOND(_time_) (((_time_)>>0) & 63)

int iNum=0;
#define ISAPI_OUT_LEN 3 * 1024 * 1024
#define ISAPI_STATUS_LEN 8*1024

void CALLBACK GetThermInfoCallback(DWORD dwType, void* lpBuffer, DWORD dwBufLen, void* pUserData)
{
if (dwType == NET_SDK_CALLBACK_TYPE_DATA)
{
LPNET_DVR_THERMOMETRY_UPLOAD lpThermometry = new NET_DVR_THERMOMETRY_UPLOAD;
memcpy(lpThermometry, lpBuffer, sizeof(*lpThermometry));
NET_DVR_TIME struAbsTime = {0};
struAbsTime.dwYear = GET_YEAR(lpThermometry->dwAbsTime);
struAbsTime.dwMonth = GET_MONTH(lpThermometry->dwAbsTime);
struAbsTime.dwDay = GET_DAY(lpThermometry->dwAbsTime);
struAbsTime.dwHour = GET_HOUR(lpThermometry->dwAbsTime);
struAbsTime.dwMinute = GET_MINUTE(lpThermometry->dwAbsTime);
struAbsTime.dwSecond = GET_SECOND(lpThermometry->dwAbsTime);

printf(“Real-time temperature measurement result: byRuleID[%d]wPresetNo[%d]byRuleCalibType[%d]byThermometryUnit[d%]byDataType[d%]”
“dwAbsTime[%4.4d%2.2d%2.2d%2.2d%2.2d%2.2d]\n”, lpThermometry->byRuleID, lpThermometry->wPresetNo,
lpThermometry->byRuleCalibType,lpThermometry->byThermometryUnit, lpThermometry->byDataType,
struAbsTime.dwYear, struAbsTime.dwMonth, struAbsTime.dwDay,
struAbsTime.dwHour, struAbsTime.dwMinute, struAbsTime.dwSecond);

if(lpThermometry->byRuleCalibType==0) //Measure temperature by point
{
printf(“Information of Measuring Temperature by Point: fTemperature[%d]\n”, lpThermometry->struPointThermCfg.fTemperature);
}

if((lpThermometry->byRuleCalibType==1)||(lpThermometry->byRuleCalibType==2)) //Measure temperature by frame or line
{
printf(“Information of Measuring Temperature by Frame or Line: fMaxTemperature[%d]fMinTemperature[%d]fAverageTemperature[%d]fTemperatureDiff[%d]\n”,
lpThermometry->struLinePolygonThermCfg.fMaxTemperature,lpThermometry->struLinePolygonThermCfg.fMinTemperature,
lpThermometry->struLinePolygonThermCfg.fAverageTemperature,lpThermometry->struLinePolygonThermCfg.fTemperatureDiff);
}

if (lpThermometry != NULL)
{
delete lpThermometry;
lpThermometry = NULL;
}
}
else if (dwType == NET_SDK_CALLBACK_TYPE_STATUS)
{
DWORD dwStatus = *(DWORD*)lpBuffer;
if (dwStatus == NET_SDK_CALLBACK_STATUS_SUCCESS)
{
printf(“dwStatus:NET_SDK_CALLBACK_STATUS_SUCCESS\n”);
}
else if (dwStatus == NET_SDK_CALLBACK_STATUS_FAILED)
{
DWORD dwErrCode = *(DWORD*)((char *)lpBuffer + 4);
printf(“NET_DVR_GET_MANUALTHERM_INFO failed, Error code %d\n”, dwErrCode);
}
}
}

void main()
{
DWORD dwChannel = 2; //Thermal imaging channel
//—————————————
//Initialize
NET_DVR_Init();
//Set connected time and reconnected time
NET_DVR_SetConnectTime(2000, 1);
NET_DVR_SetReconnect(10000, true);

//—————————————
//Register device (it is not required when listening alarm)
LONG lUserID;
NET_DVR_DEVICEINFO_V30 struDeviceInfo;
lUserID = NET_DVR_Login_V30(“10.8.10.199 “, 8000, “admin”, “abcd1234”, &struDeviceInfo);
if (lUserID < 0)
{
printf(“Login error, %d\n”, NET_DVR_GetLastError());
NET_DVR_Cleanup();
return;
}

//Enable real-time temperature measurement
NET_DVR_REALTIME_THERMOMETRY_COND struThermCond = {0};
struThermCond.dwSize = sizeof(struThermCond);
struThermCond.byRuleID = 1; //Rule ID, 0-Get All Rules, the ID starts from 1.
struThermCond.dwChan = dwChannel; //Start from 1, 0xffffffff- Get All Channels
LONG lHandle = NET_DVR_StartRemoteConfig(lUserID, NET_DVR_GET_REALTIME_THERMOMETRY, &struThermCond, sizeof(struThermCond), GetThermInfoCallback, NULL);

if (lHandle >= 0)
{
printf(“NET_DVR_GET_REALTIME_THERMOMETRY failed, error code: %d\n”, NET_DVR_GetLastError());
}
else
{
printf(“NET_DVR_GET_REALTIME_THERMOMETRY is successful!”);
}

Sleep(5000); //Wait for receiving real-time temperature measurement result
//Close the handle created by long connection configuration API, and release resource.
if(!NET_DVR_StopRemoteConfig(lHandle))
{
printf(“NET_DVR_StopRemoteConfig failed, error code: %d\n”, NET_DVR_GetLastError());
}

//User logout, if the user is not login, skip this step.
NET_DVR_Logout(lUserID);
//Release SDK resource
NET_DVR_Cleanup();
return;
}