环境： win10（10.0.16299.0）+ vs2017
sdk版本：CH-HCNetSDK_Win32_V5.3.2.15_build20171122
https://download.csdn.net/download/cngwj/10307129（工程已包含sdk下载后可直接运行）
1、首先确认摄像头是否支持车辆检测
2、 启用事件抓图
3、配置sdk
下载sdk http://www.hikvision.com/cn/download_61.html
4、运行效果图
/************************************************************************
* Copyright(c) 2018
*
* File: 报警布防_0.3.c
* Brief: 调用海康威视sdk获取车牌号
* Version: 0.3
* Author: 一念无明
* Email: zhunmeng@live.com
* Date: 2018.02.26
* History:
2018.2.26 调用海康威视sdk获取车牌号
2018.3.7 获取设备系统时间
2018.3.12 保存车牌号到csv文件
2018.3.14 对识别到的车牌号进行白名单比对
************************************************************************/
//-------------------------------------------------------------------------
//头文件
#include <stdio.h>
#include <iostream>
#include <fstream>
#include <string>
#include <streambuf>
#include "Windows.h"
#include "HCNetSDK.h"
#include <time.h>
#include <conio.h>//getch()函数用
using namespace std;
//参数声明
int iNum = 0; //图片名称序号
LONG IUserID; //摄像机设备
LONG IHandle = -1;//报警布防/撤防;
NET_DVR_DEVICEINFO_V30 struDeviceInfo; //设备信息
char sDVRIP[20]; //抓拍摄像机设备IP地址
short wDVRPort = 8000; //设备端口号
char sUserName[20]; //登录的用户名
char sPassword[20]; //用户密码
string carNum;//车牌号
string LineByLine;//逐行读取文件
//---------------------------------------------------------------------------------
//函数声明
void Init();//初始化
void Demo_SDK_Version(); //获取sdk版本
void Connect();//设置连接事件与重连时间
void Htime();//获取海康威视设备时间
bool Login(char *sDVRIP, short wDVRPort, char *sUserName, char *sPassword);//注册摄像机设备
void CALLBACK MSesGCallback(LONG ICommand, NET_DVR_ALARMER *pAlarmer, char *pAlarmInfo, DWORD dwBufLen, void *pUser);//报警回调函数
void SetMessageCallBack();//设置报警回调函数
void Whitelist();//白名单比对
void Blacklist();//黑名单比对
void SetupAlarm();//报警布防
void CloseAlarm();//报警撤防
void OnExit(void);//退出
//---------------------------------------------------------------------------------------------------
//函数定义
//初始化
void Init()
{
//获取系统时间
SYSTEMTIME sys;
GetLocalTime(&sys);
cout << sys.wYear << "-" << sys.wMonth << "-" << sys.wDay << " " << sys.wHour << ":" << sys.wMinute << ":" << sys.wSecond << endl;
cout << "IP:";
cin >> sDVRIP; cout << endl;
cout << "用户名:";
cin >> sUserName; cout << endl;
cout << "密码:";
char c;
for (int i = 0; (c = _getch()) != '\r'; i++) {
sPassword[i] = c;
putchar('*');
}
cout << endl;
NET_DVR_Init();//初始化
Demo_SDK_Version();//获取 SDK 的版本号和 build 信息
}
//设置连接事件与重连时间
void Connect()
{
NET_DVR_SetConnectTime(2000, 1);
NET_DVR_SetReconnect(10000, true);
}
//获取海康威视设备时间
void Htime() {
bool iRet;
DWORD dwReturnLen;
NET_DVR_TIME struParams = { 0 };
iRet = NET_DVR_GetDVRConfig(IUserID, NET_DVR_GET_TIMECFG, 1, \
&struParams, sizeof(NET_DVR_TIME), &dwReturnLen);
if (!iRet)
{
printf("NET_DVR_GetDVRConfig NET_DVR_GET_TIMECFG error.\n");
NET_DVR_Logout(IUserID);
NET_DVR_Cleanup();
}
printf("%d年%d月%d日%d:%d:%d\n", struParams.dwYear, struParams.dwMonth, struParams.dwDay, struParams.dwHour, struParams.dwMinute, struParams.dwSecond);
}
//注册摄像机设备
bool Login(char *sDVRIP, short wDVRPort, char *sUserName, char *sPassword)
{
IUserID = NET_DVR_Login_V30(sDVRIP, wDVRPort, sUserName, sPassword, &struDeviceInfo);
if (IUserID < 0)
{
std::cout << "Login Failed! Error number：" << NET_DVR_GetLastError() << std::endl;
NET_DVR_Cleanup();
return false;
}
else
{
std::cout << "Login Successfully!" << std::endl;
return true;
}
}
//Demo_SDK_Version()海康威视sdk版本获取函数
void Demo_SDK_Version()
{
unsigned int uiVersion = NET_DVR_GetSDKBuildVersion();
char strTemp[1024] = { 0 };
sprintf_s(strTemp, "HCNetSDK V%d.%d.%d.%d\n", \
(0xff000000 & uiVersion) >> 24, \
(0x00ff0000 & uiVersion) >> 16, \
(0x0000ff00 & uiVersion) >> 8, \
(0x000000ff & uiVersion));
printf(strTemp);
}
//定义异常消息回调函数
void CALLBACK g_ExceptionCallBack(DWORD dwType, LONG lUserID, LONG lHandle, void *pUser)
{
char tempbuf[256] = { 0 };
switch (dwType)
{
case EXCEPTION_RECONNECT: //预览时重连
printf("----------reconnect--------%d\n", time(NULL));
break;
default:
break;
}
}
//报警回调函数
void CALLBACK MSesGCallback(LONG lCommand, NET_DVR_ALARMER *pAlarmer, char *pAlarmInfo, DWORD dwBufLen, void* pUser)
{
ofstream oFile;//定义文件输出流
oFile.open("车牌号.csv", ofstream::app); //打开要输出的文件
//获取系统时间
SYSTEMTIME sys;
GetLocalTime(&sys);
cout << sys.wYear << "-" << sys.wMonth << "-" << sys.wDay << " " << sys.wHour << ":" << sys.wMinute << ":" << sys.wSecond << endl;
int i = 0;
char filename[100];
FILE *fSnapPic = NULL;
FILE *fSnapPicPlate = NULL;
//以下代码仅供参考，实际应用中不建议在该回调函数中直接处理数据保存文件，
//例如可以使用消息的方式(PostMessage)在消息响应函数里进行处理。
switch (lCommand) {
//交通抓拍结果(老报警消息)
case COMM_UPLOAD_PLATE_RESULT: {
NET_DVR_PLATE_RESULT struPlateResult = { 0 };
memcpy(&struPlateResult, pAlarmInfo, sizeof(struPlateResult));
printf("车牌号: %s\n", struPlateResult.struPlateInfo.sLicense);//车牌号
// oFile << struPlateResult.struPlateInfo.sLicense << endl;//保存车牌号到csv文件
oFile << struPlateResult.struPlateInfo.sLicense << "," << sys.wYear << "-" << sys.wMonth << "-" << sys.wDay << " " << sys.wHour << ":" << sys.wMinute << ":" << sys.wSecond << endl;//保存车牌号到csv文件
//场景图
if (struPlateResult.dwPicLen != 0 && struPlateResult.byResultType == 1)
{
sprintf(filename, "./pic/%s.jpg", struPlateResult.struPlateInfo.sLicense);
fSnapPic = fopen(filename, "wb");
fwrite(struPlateResult.pBuffer1, struPlateResult.dwPicLen, 1, fSnapPic);
iNum++;
fclose(fSnapPic);
}
//车牌图
if (struPlateResult.dwPicPlateLen != 0 && struPlateResult.byResultType == 1)
{
sprintf(filename, "./pic/1/%s.jpg", struPlateResult.struPlateInfo.sLicense);
fSnapPicPlate = fopen(filename, "wb");
fwrite(struPlateResult.pBuffer1, struPlateResult.dwPicLen, 1, fSnapPicPlate);
iNum++;
fclose(fSnapPicPlate);
}
//其他信息处理......
break;
}
//交通抓拍结果(新报警消息)
case COMM_ITS_PLATE_RESULT: {
NET_ITS_PLATE_RESULT struITSPlateResult = { 0 };
memcpy(&struITSPlateResult, pAlarmInfo, sizeof(struITSPlateResult));
for (i = 0; i<struITSPlateResult.dwPicNum; i++)
{
printf("车牌号: %s\n", struITSPlateResult.struPlateInfo.sLicense);//车牌号
carNum = struITSPlateResult.struPlateInfo.sLicense;
oFile << carNum << "," << sys.wYear << "-" << sys.wMonth << "-" << sys.wDay << " " << sys.wHour << ":" << sys.wMinute << ":" << sys.wSecond << endl;//保存车牌号到csv文件
if ((struITSPlateResult.struPicInfo[i].dwDataLen != 0) && (struITSPlateResult.struPicInfo[i].byType == 1) || (struITSPlateResult.struPicInfo[i].byType == 2))
{
sprintf(filename, "./pic/%s_%d.jpg", struITSPlateResult.struPlateInfo.sLicense, i);
fSnapPic = fopen(filename, "wb");
fwrite(struITSPlateResult.struPicInfo[i].pBuffer, struITSPlateResult.struPicInfo[i].dwDataLen, 1, fSnapPic);
iNum++;
fclose(fSnapPic);
}
//车牌小图片
if ((struITSPlateResult.struPicInfo[i].dwDataLen != 0) && (struITSPlateResult.struPicInfo[i].byType == 0))
{
sprintf(filename, "./pic/1/%s_%d.jpg", struITSPlateResult.struPlateInfo.sLicense, i);
fSnapPicPlate = fopen(filename, "wb");
fwrite(struITSPlateResult.struPicInfo[i].pBuffer, struITSPlateResult.struPicInfo[i].dwDataLen, 1, \
fSnapPicPlate);
iNum++;
fclose(fSnapPicPlate);
}
//其他信息处理......
}
Whitelist();//白名单比对
Blacklist();//黑名单比对
break;
}
default: {
std::cout << lCommand << endl;
break;
}
}
oFile.close();//关闭文件
return;
}
//设置报警回调函数
void SetMessageCallBack()
{
NET_DVR_SetDVRMessageCallBack_V30(MSesGCallback, NULL);
}
//报警布防
void SetupAlarm()
{
//启动布防
NET_DVR_SETUPALARM_PARAM struSetupParam = { 0 };
struSetupParam.dwSize = sizeof(NET_DVR_SETUPALARM_PARAM);
struSetupParam.byAlarmInfoType = 1;//上传报警信息类型：0-老报警信息(NET_DVR_PLATE_RESULT), 1-新报警信息(NET_ITS_PLATE_RESULT)
struSetupParam.byLevel = 1;//布防优先级：0- 一等级（高），1- 二等级（中），2- 三等级（低）
//bySupport 按位表示，值：0 - 上传，1 - 不上传; bit0 - 表示二级布防是否上传图片;
IHandle = NET_DVR_SetupAlarmChan_V41(IUserID, &struSetupParam);//建立报警上传通道，获取报警等信息。
if (IHandle < 0)
{
std::cout << "NET_DVR_SetupAlarmChan_V41 Failed! Error number：" << NET_DVR_GetLastError() << std::endl;
NET_DVR_Logout(IUserID);
NET_DVR_Cleanup();
return;
}
std::cout << "\n" << endl;
}
//报警撤防
void CloseAlarm()
{
//撤销布防上传通道
if (!NET_DVR_CloseAlarmChan_V30(IHandle))//布防句柄IHandle
{
std::cout << "NET_DVR_CloseAlarmChan_V30 Failed! Error number：" << NET_DVR_GetLastError() << std::endl;
NET_DVR_Logout(IUserID);
NET_DVR_Cleanup();
return;
}
IHandle = -1;//布防句柄;
}
//退出
void OnExit(void)
{
std::cout << "Begin exit..." << std::endl;
//报警撤防
CloseAlarm();
//释放相机
NET_DVR_Logout(IUserID);//注销用户
NET_DVR_Cleanup();//释放SDK资源
}
//白名单比对
void Whitelist() {
ifstream iFile;
iFile.open("白名单.csv", ios::in);
if (!iFile.is_open())
std::cout << "找不到文件";
while (getline(iFile, LineByLine))
{
if (LineByLine.empty()) {
continue;
}
else {
size_t found = LineByLine.find(carNum.substr(4, 8));//carNum.substr(4, 8) 截取车牌号“蓝新NF8202”为NF8202
if (found != std::string::npos) {
std::cout << "白名单:" << LineByLine << '\n';
}
}
}
iFile.close();//关闭文件
}
//黑名单比对
void Blacklist() {
ifstream iFile;
iFile.open("黑名单.csv", ios::in);
if (!iFile.is_open())
std::cout << "找不到文件";
while (getline(iFile, LineByLine))
{
if (LineByLine.empty()) {
continue;
}
else {
size_t found = LineByLine.find(carNum.substr(4, 8));//carNum.substr(4, 8) 截取车牌号“蓝新NF8202”为NF8202
if (found != std::string::npos) {
std::cout << "黑名单:" << LineByLine << '\n';
}
}
}
iFile.close();//关闭文件
}
int main()
{
Init();//初始化sdk
Connect();//设置连接事件与重连时间
Login(sDVRIP, wDVRPort, sUserName, sPassword); //注册设备
Htime(); //获取海康威视设备时间
SetupAlarm();//布防
SetMessageCallBack(); //注册报警回调函数
for (;;) {
SetMessageCallBack(); //报警回调函数
Sleep(500);
}
Sleep(-1);
atexit(OnExit);//退出
return 0;
}