package com.netsdk.demo.customize;
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import com.netsdk.demo.util.CaseMenu;
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import com.netsdk.lib.NetSDKLib;
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import com.netsdk.lib.ToolKits;
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import com.netsdk.lib.utils.Initialization;
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import com.sun.jna.Pointer;
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import java.io.File;
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import java.util.UUID;
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/**
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* @author 291189
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* @version 1.0
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* @description ERR211214075
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* @date 2021/12/29 15:28
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*/
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public class TrafficCarDemo extends Initialization {
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public static NetSDKLib.LLong AttachHandle=new NetSDKLib.LLong(0);
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/**
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* 通道号
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*/
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static int ChannelId = 0;
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/**
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* 订阅智能事件
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* @return
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*/
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public static void AttachEventRealLoadPic() {
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/**
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* 说明：
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* 通道数可以在有登录是返回的信息 m_stDeviceInfo.byChanNum 获取
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*/
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//先关闭，再开启
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if(AttachHandle.intValue()!=0){
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DetachEventRealLoadPic();
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}
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int bNeedPicture = 1; // 是否需要图片
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AttachHandle =netSdk.CLIENT_RealLoadPictureEx(loginHandle, ChannelId, netSdk.EVENT_IVS_TRAFFICJUNCTION,
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bNeedPicture , AnalyzerDataCB.getInstance() , null , null);
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if( AttachHandle.longValue() != 0 ) {
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System.out.println("CLIENT_RealLoadPictureEx Success ChannelId : \n" + ChannelId);
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} else {
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throw new RuntimeException("CLIENT_RealLoadPictureEx Failed!" + ToolKits.getErrorCode());
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}
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}
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/**
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* 停止侦听智能事件
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*/
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public static void DetachEventRealLoadPic() {
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if (AttachHandle.longValue() != 0) {
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netSdk.CLIENT_StopLoadPic(AttachHandle);
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}
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}
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/** 写成静态主要是防止被回收 */
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private static class AnalyzerDataCB implements NetSDKLib.fAnalyzerDataCallBack {
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private String m_imagePath;
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NetSDKLib.NET_MSG_OBJECT m_stuObject; // 物体信息
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NetSDKLib.NET_TIME_EX utc; // 事件时间
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String EventMsg; // 事件信息
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String bigPicture; // 大图
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String smallPicture; // 小图
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private AnalyzerDataCB() {
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m_imagePath = "./PlateNumber/";
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File path = new File(m_imagePath);
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if (!path.exists()) {
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path.mkdir();
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}
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}
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private static class AnalyzerDataCBHolder {
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private static final AnalyzerDataCB instance = new AnalyzerDataCB();
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}
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public static AnalyzerDataCB getInstance() {
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return AnalyzerDataCB.AnalyzerDataCBHolder.instance;
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}
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public int invoke(
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NetSDKLib.LLong lAnalyzerHandle,
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int dwAlarmType,
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Pointer pAlarmInfo,
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Pointer pBuffer,
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int dwBufSize,
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Pointer dwUser,
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int nSequence,
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Pointer reserved) {
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if (lAnalyzerHandle.longValue() == 0 || pAlarmInfo == null) {
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return -1;
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}
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switch (dwAlarmType) {
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case NetSDKLib.EVENT_IVS_TRAFFICJUNCTION: // 交通路口事件----老规则(对应 DEV_EVENT_TRAFFICJUNCTION_INFO)
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{
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NetSDKLib.DEV_EVENT_TRAFFICJUNCTION_INFO msg = new NetSDKLib.DEV_EVENT_TRAFFICJUNCTION_INFO();
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ToolKits.GetPointerData(pAlarmInfo, msg);
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m_stuObject = msg.stuObject;
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utc = msg.UTC;
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EventMsg = "[ "+ utc.toStringTime() + " ] " + "路口事件";
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NetSDKLib.DEV_EVENT_TRAFFIC_TRAFFICCAR_INFO stTrafficCar
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= msg.stTrafficCar;
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//NetSDKLib.EM_VEHICLE_DIRECTION
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int emFlowDirection
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= stTrafficCar.emFlowDirection;
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System.out.println("车流量方向:"+emFlowDirection);
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// 保存图片
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SavePlatePic(m_stuObject, pBuffer, dwBufSize);
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//结构化非机动车支持人体图->全景广角图
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System.out.println("nOffSet(在二进制数据块中的偏移):" + msg.stuNonMotor.stuSceneImage.nOffSet);
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System.out.println("nLength(图片大小,单位字节):" + msg.stuNonMotor.stuSceneImage.nLength);
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System.out.println("nWidth(图片宽度(像素)):" + msg.stuNonMotor.stuSceneImage.nWidth);
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System.out.println("nHeight(图片高度(像素)):" + msg.stuNonMotor.stuSceneImage.nHeight);
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System.out.println("nIndexInData(在上传图片数据中的图片序号):" + msg.stuNonMotor.stuSceneImage.nIndexInData);
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break;
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}
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default:
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System.out.println("其他事件：" + dwAlarmType);
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break;
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}
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return 0;
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}
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// 2014年后，陆续有设备版本，支持单独传车牌小图，小图附录在pBuffer后面。
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private void SavePlatePic(NetSDKLib.NET_MSG_OBJECT stuObject, Pointer pBuffer, int dwBufSize) {
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// 保存大图
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if (pBuffer != null && dwBufSize > 0) {
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bigPicture = m_imagePath + "Big_" + UUID.randomUUID().toString() + ".jpg";
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ToolKits.savePicture(pBuffer, 0, dwBufSize, bigPicture);
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}
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// 保存小图
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if (stuObject == null) {
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return;
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}
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if (stuObject.bPicEnble == 1) {
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//根据pBuffer中数据偏移保存小图图片文件
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int picLength = stuObject.stPicInfo.dwFileLenth;
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if (picLength > 0) {
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smallPicture = m_imagePath + "small_" + UUID.randomUUID().toString() + ".jpg";
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ToolKits.savePicture(pBuffer, stuObject.stPicInfo.dwOffSet, picLength, smallPicture);
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}
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}
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}
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}
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public void RunTest()
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{
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System.out.println("Run Test");
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CaseMenu menu = new CaseMenu();;
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menu.addItem((new CaseMenu.Item(this , "AttachEventRealLoadPic" , "AttachEventRealLoadPic")));
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menu.addItem((new CaseMenu.Item(this , "DetachEventRealLoadPic" , "DetachEventRealLoadPic")));
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menu.run();
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}
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public static void main(String[] args) {
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TrafficCarDemo trafficCarDemo=new TrafficCarDemo();
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//10.11.16.216 172.24.2.7 172.24.1.243
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InitTest("172.29.5.42",37777,"admin","admin123");
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trafficCarDemo.RunTest();
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LoginOut();
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}
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}
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