DeviceCenter/libs/CarCamSDK.cs

using System;
using System.Runtime.InteropServices;
using System.Text;

namespace DeviceCenter
{
    class CarCamSDK
    {
        public const int MAX_HOST_LEN = 16;
        public const int ONE_DIRECTION_LANES = 5;
        public const int VERSION_NAME_LEN = 64;

        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_Init();

        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern void Net_UNinit();

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_AddCamera(string ptIp);

        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_DelCamera(int tHandle);

        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_ConnCamera(int tHandle, ushort usPort, ushort usTimeout);

        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_DisConnCamera(int tHandle);

        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_StartVideo(int tHandle, int niStreamType, IntPtr hWnd);

        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_StopVideo(int tHandle);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_GetSdkVersion([MarshalAs(UnmanagedType.LPStr)] StringBuilder szVersion, ref int ptLen);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_ReadGPIOState(int tHandle, Byte ucIndex, ref Byte pucValue);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_WriteGPIOState(int tHandle, Byte ucIndex, Byte ucValue);

        [StructLayout(LayoutKind.Sequential)]
        public struct T_ImageUserInfo
        {
            public ushort usWidth;   /*图片的宽度，单位:像素*/
            public ushort usHeight;  /*图片的高度，单位:像素*/
            public byte ucVehicleColor;/*车身颜色，E_ColorType*/
            public byte ucVehicleBrand;/*车标，E_VehicleFlag*/
            public byte ucVehicleSize;/*车型(大中小)，ITS_Tb_Vt*/
            public byte ucPlateColor;/*车牌颜色，E_ColorType*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)]
            public byte[] szLprResult;/*车牌，若为'\0'，表示无效GB2312编码*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)]
            public ushort[] usLpBox;  /*车牌位置，左上角(0, 1), 右下角(2,3)*/
            public byte ucLprType;/*车牌类型*/
            public ushort usSpeed;     /*单位km/h*/
            public byte ucSnapType;/*抓拍模式*/
            public byte ucReserved;
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 18)]
            public byte[] acSnapTime;         /*图片抓拍时间:格式YYYYMMDDHHMMSSmmm(年月日时分秒毫秒)*/
            public byte ucViolateCode;    /*违法代码E_ViolationCode*/
            public byte ucLaneNo;          /*车道号,从0开始编码*/
            public uint uiVehicleId; 		/*检测到的车辆id，若为同一辆车，则id相同*/
            public byte ucScore;    		/*车牌识别可行度*/
            public byte ucDirection;       /*行车方向E_Direction*/
            public byte ucTotalNum;        /*该车辆抓拍总张数*/
            public byte ucSnapshotIndex;   /*当前抓拍第几张，从0开始编号*/
        };

        [StructLayout(LayoutKind.Sequential)]
        public struct T_ImageUserInfo2
        {
            public ushort usWidth;   /*图片的宽度，单位:像素*/
            public ushort usHeight;  /*图片的高度，单位:像素*/
            public byte ucVehicleColor;/*车身颜色，E_ColorType*/
            public byte ucVehicleBrand;/*车标，E_VehicleFlag*/
            public byte ucVehicleSize;/*车型(大中小)，ITS_Tb_Vt*/
            public byte ucPlateColor;/*车牌颜色，E_ColorType*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)]
            public byte[] szLprResult;/*车牌，若为'\0'，表示无效GB2312编码*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)]
            public ushort[] usLpBox;  /*车牌位置，左上角(0, 1), 右下角(2,3)*/
            public byte ucLprType;/*车牌类型*/
            public ushort usSpeed;     /*单位km/h*/
            public byte ucSnapType;/*抓拍模式*/
            public byte ucReserved;
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 18)]
            public byte[] acSnapTime;         /*图片抓拍时间:格式YYYYMMDDHHMMSSmmm(年月日时分秒毫秒)*/
            public byte ucViolateCode;    /*违法代码E_ViolationCode*/
            public byte ucLaneNo;          /*车道号,从0开始编码*/
            public uint uiVehicleId; 		/*检测到的车辆id，若为同一辆车，则id相同*/
            public byte ucScore;    		/*车牌识别可行度*/
            public byte ucDirection;       /*行车方向E_Direction*/
            public byte ucTotalNum;        /*该车辆抓拍总张数*/
            public byte ucSnapshotIndex;   /*当前抓拍第几张，从0开始编号*/

            public uint uiVideoProcTime;   /*摄像头从触发拍照到上传车牌的用时，单位ms*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 128)]
            public byte[] strVehicleBrand; /*车型品牌*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 12)]
            public byte[] strConfidence;	  /*车型可信度*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 20 * 12)]
            public byte[] strSpecialCode; /*特征码, 实际上是20个字符串的数组(char strSpecialCode[20][12], 存储的是20个浮点数)，此处用一维数组标准*/
            public byte ucHasCar;				/*是否有车*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
            public byte[] aucReserved1;			/*保留字段*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 252)]
            public byte[] aucReserved2;		/*保留字段*/
        };

        [StructLayout(LayoutKind.Sequential)]
        public struct T_PicInfo
        {
            public uint uiPanoramaPicLen;  /*全景图片大小*/
            public uint uiVehiclePicLen;      /*车牌图片大小*/
            public IntPtr ptPanoramaPicBuff;   /*全景图片缓冲区*/
            public IntPtr ptVehiclePicBuff;  /*车牌图片缓冲区*/
        };

        //特征码比较，fSpecialCode1，fSpecialCode2都为20个浮点数数组，返回分数，分数越高越相似
        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern float Net_MatchSpecialCode2(float[] fSpecialCode1, float[] fSpecialCode2);

        [UnmanagedFunctionPointer(CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public delegate int FGetImageCB(int tHandle, uint uiImageId, ref T_ImageUserInfo tImageInfo, ref T_PicInfo tPicInfo);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_RegImageRecv(FGetImageCB fCb);

        [UnmanagedFunctionPointer(CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public delegate int FGetImageCB2(int tHandle, uint uiImageId, ref T_ImageUserInfo2 tImageInfo, ref T_PicInfo tPicInfo);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_RegImageRecv2(FGetImageCB2 fCb);

        [UnmanagedFunctionPointer(CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public delegate int FGetImageCBEx(int tHandle, uint uiImageId, ref T_ImageUserInfo tImageInfo, ref T_PicInfo tPicInfo, IntPtr obj);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_RegImageRecvEx(int tHandle, FGetImageCBEx fCb, IntPtr obj);

        [UnmanagedFunctionPointer(CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public delegate int FGetImageCBEx2(int tHandle, uint uiImageId, ref T_ImageUserInfo2 tImageInfo, ref T_PicInfo tPicInfo, IntPtr obj);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_RegImageRecvEx2(int tHandle, FGetImageCBEx2 fCb, IntPtr obj);

        [UnmanagedFunctionPointer(CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public delegate int FGetOffLineImageCBEx(int tHandle, uint uiImageId, ref T_ImageUserInfo tImageInfo, ref T_PicInfo tPicInfo, IntPtr obj);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_RegOffLineImageRecvEx(int tHandle, FGetOffLineImageCBEx fCb, IntPtr obj);

        [UnmanagedFunctionPointer(CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public delegate int FGetReportCBEx(int tHandle, byte ucType, IntPtr ptMessage, IntPtr pUserData);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_RegReportMessEx(int tHandle, FGetReportCBEx fCb, IntPtr obj);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_RegOffLineClient(int tHandle);

        [StructLayout(LayoutKind.Sequential)]
        public struct T_FrameInfo
        {
            public uint uiFrameId;          //帧ID
            public uint uiTimeStamp;        //RTP时间戳
            public uint uiEncSize;          //帧大小
            public uint uiFrameType;        //1:i帧 0:其它
        };
        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_ImageSnap(int tHandle, ref T_FrameInfo ptImageSnap);

        [StructLayout(LayoutKind.Sequential)]
        public struct T_ControlGate
        {
            [MarshalAs(UnmanagedType.U1)]
            public byte ucState;
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
            public byte[] ucReserved;
        };
        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_GateSetup(int tHandle, ref T_ControlGate ptControlGate);

        [StructLayout(LayoutKind.Sequential)]
        public struct T_BlackWhiteList
        {
            public byte LprMode;  /* 0：黑名单；1：白名单*/
            public byte LprCode;      /* 0：车牌号码utf-8字符编码；1：车牌号码gb2312字符编码*/
            public byte Lprnew; /*0： 重新发送；1：续传；2:删除；*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 256)]
            public byte[] aucLplPath;
        };
        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_BlackWhiteListSend(int tHandle, ref T_BlackWhiteList ptBalckWhiteList);

        [StructLayout(LayoutKind.Sequential)]
        public struct T_GetBlackWhiteList
        {
            public byte LprMode;  /* 0：黑名单；1：白名单*/
            public byte LprCode;      /* 0：车牌号码utf-8字符编码；1：车牌号码gb2312字符编码*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 256)]
            public byte[] aucLplPath;
        };
        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_GetBlackWhiteList(int tHandle, ref T_GetBlackWhiteList ptGetBalckWhiteList);

        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_GetBlackWhiteListAsCSV(int tHandle, ref T_GetBlackWhiteList ptGetBalckWhiteList);

        [StructLayout(LayoutKind.Sequential)]
        public struct T_LprResult
        {
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)]
            public byte[] LprResult;/*车牌号码；单条消息最多80条车牌号码；其它分多条消息发送*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)]
            public byte[] StartTime;//eg:20151012190303 YYYYMMDDHHMMSS
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)]
            public byte[] EndTime;//eg:20151012190303 YYYYMMDDHHMMSS
        };
        [StructLayout(LayoutKind.Sequential)]
        public struct T_BlackWhiteListCount
        {
            public int uiCount;
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 256)]
            public byte[] aucLplPath;
        };
        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_BlackWhiteListSetup(ref T_LprResult ptLprResult, ref T_BlackWhiteListCount ptBlackWhiteListCount);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_SaveImageToJpeg(int tHandle, string ucPathNmme);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_GetJpgBuffer(int tHandle, ref IntPtr ucJpgBuffer, ref ulong ulSize);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_FreeBuffer(IntPtr pJpgBuffer);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_SaveJpgFile(int tHandle, string strJpgFile);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_SaveBmpFile(int tHandle, string strBmpFile);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_StartRecord(int tHandle, string strFile);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_StopRecord(int tHandle);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_ShowPlateRegion(int tHandle, int niShowMode);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_UpdatePlateRegion(int tHandle);

        [StructLayout(LayoutKind.Sequential)]
        public struct T_VehPayRsp
        {
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)]
            public byte[] acPlate;	 /* 车牌号码，GB2312编码 */
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 18)]
            public byte[] acEntryTime; /* 入场时间*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 18)]
            public byte[] acExitTime; /* 出场时间*/
            public uint uiRequired;  /* 应付金额，0.1元为单位*/
            public uint uiPrepaid;  	/* 已付金额，0.1元为单位*/
            public byte ucVehType;  /* 车辆类型1小车2大车 E_ParkVehSize*/
            public byte ucUserType;  /*会员类型E_MemberType*/
            public byte ucResultCode; /* 收费结果状态码0 成功 1 没有找到入场记录*/
            public byte acReserved;
        };

        [UnmanagedFunctionPointer(CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public delegate int FGetOffLinePayRecordCB(int tHandle, byte ucType, ref T_VehPayRsp ptVehPayInfo, uint uiLen, ref T_PicInfo ptPicInfo, IntPtr obj);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_RegOffLinePayRecord(int tHandle, FGetOffLinePayRecordCB fCb, IntPtr obj);

        [StructLayout(LayoutKind.Sequential)]
        public struct T_NetSetup
        {
            public byte ucEth;				/* 以太网口编号,目前只支持0*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
            public byte[] aucReserved;
            public uint uiIPAddress;
            public uint uiMaskAddress;
            public uint uiGatewayAddress;
            public uint uiDNS1;
            public uint uiDNS2;
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = MAX_HOST_LEN)]
            public byte[] szHostName;
        };
        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_NETSetup(int tHandle, ref T_NetSetup ptNetSetup);

        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_QueryNETSetup(int tHandle, ref T_NetSetup ptNetSetup);


        [UnmanagedFunctionPointer(CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public delegate int FDrawFunCallBack(int tHandle, IntPtr hdc, int width, int height, IntPtr obj);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_SetDrawFunCallBack(int tHandle, FDrawFunCallBack fCb, IntPtr obj);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_ReadTwoEncpyption(int tHandle, [MarshalAs(UnmanagedType.LPStr)] StringBuilder pBuff, uint uiSizeBuff);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_WriteTwoEncpyption(int tHandle, string pUserData, uint uiDataLen);

        /* 点*/
        [StructLayout(LayoutKind.Sequential)]
        public struct T_Point
        {
            public short sX;
            public short sY;
        };

        /* 线*/
        [StructLayout(LayoutKind.Sequential)]
        public struct T_Line
        {
            public T_Point tStartPoint;
            public T_Point tEndPoint;
        };

        /* 区域*/
        [StructLayout(LayoutKind.Sequential)]
        public struct T_Rect
        {
            public T_Point tLefTop;
            public T_Point tRightBottom;
        };

        [StructLayout(LayoutKind.Sequential)]
        public struct T_DivisionLine
        {
            public byte ucDashedLine;
            public byte ucReserved;
            public T_Line tLine;
        };

        /*视频检测区域参数配置*/
        [StructLayout(LayoutKind.Sequential)]
        public struct T_VideoDetectParamSetup
        {
            public byte ucLanes;        /*车道数  */
            public byte ucSnapAutoBike; /*摩托车抓拍1:抓拍0:不抓拍*/
            public ushort usBanTime;        /*违停时长阀值，单位:秒*/
            public byte ucVirLoopNum;	/*虚拟线圈，抓拍摩托车使用*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
            public byte[] aucReserved;

            [System.Runtime.InteropServices.MarshalAsAttribute(System.Runtime.InteropServices.UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = System.Runtime.InteropServices.UnmanagedType.Struct)]
            public T_Point[] atPlateRegion;     /*车牌识别区域*/
            public T_Line aStopLine;              /*卡口:触发线 电子警察:停止线*/
            [System.Runtime.InteropServices.MarshalAsAttribute(System.Runtime.InteropServices.UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = System.Runtime.InteropServices.UnmanagedType.Struct)]
            public T_Point[] atSpeedRegion;		/*测速区域  */
            [System.Runtime.InteropServices.MarshalAsAttribute(System.Runtime.InteropServices.UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = System.Runtime.InteropServices.UnmanagedType.Struct)]
            public T_Line[] atOccupCheckLine;	/*占有率检测线   */
            [System.Runtime.InteropServices.MarshalAsAttribute(System.Runtime.InteropServices.UnmanagedType.ByValArray, SizeConst = ONE_DIRECTION_LANES + 1, ArraySubType = System.Runtime.InteropServices.UnmanagedType.Struct)]
            public T_DivisionLine[] atDivisionLine;/*车道分割线*/
            public T_Line tPrefixLine;      /*电警前置线*/
            public T_Line tLeftBorderLine;  /*电警左边界线*/
            public T_Line tRightBorderLine;	/*电警右边界线*/
            [System.Runtime.InteropServices.MarshalAsAttribute(System.Runtime.InteropServices.UnmanagedType.ByValArray, SizeConst = ONE_DIRECTION_LANES * 4, ArraySubType = System.Runtime.InteropServices.UnmanagedType.Struct)]
            public T_Point[] atVirLoop; /*虚拟线圈*/

            /*非法停车区*/
            [System.Runtime.InteropServices.MarshalAsAttribute(System.Runtime.InteropServices.UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = System.Runtime.InteropServices.UnmanagedType.Struct)]
            public T_Point[] atBanRegion;   /*非法禁停区*/

            public ushort usCameraHeight;        /*相机安装高度*/
            public ushort usRectLength;          /*路面矩形长度(厘米)*/
            public ushort usRectWidth;           /*路面矩形宽度(厘米)*/
            public ushort usTotalDis;            /*矩形坐上角到摄像机垂直投影的距离(厘米)*/
        };
        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_VideoDetectSetup(int tHandle, ref T_VideoDetectParamSetup ptVideoDetectParamSetup);

        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_QueryVideoDetectSetup(int tHandle, ref T_VideoDetectParamSetup ptVideoDetectParamSetup);

        [StructLayout(LayoutKind.Sequential)]
        public struct T_RS485Data
        {
            public byte rs485Id;
            public byte ucReserved;
            public ushort dataLen;
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 1024)]
            public byte[] data;
        };
        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_SendRS485Data(int tHandle, ref T_RS485Data ptRS485Data);

        [StructLayout(LayoutKind.Sequential)]
        public struct T_DCTimeSetup
        {
            public ushort usYear;
            public byte ucMonth;
            public byte ucDay;
            public byte ucHour;
            public byte ucMinute;
            public byte ucSecond;
            public byte ucDayFmt;
            public byte ucTimeFmt;
            public byte ucTimeZone;
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)]
            public byte[] aucReserved;
        };
        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_TimeSetup(int tHandle, ref T_DCTimeSetup ptTimeSetup);

        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_QueryTimeSetup(int tHandle, ref T_DCTimeSetup ptTimeSetup);

        [StructLayout(LayoutKind.Sequential)]
        public struct T_VehicleVAFunSetup
        {
            public byte ucPlateRecogEn;             /* 车牌识别使能*/
            public byte ucVehicleSizeRecogEn;       /* 车型识别使能*/
            public byte ucVehicleColorRecogEn;      /* 车身颜色识别使能*/
            public byte ucVehicleBrandRecogEn;      /* 车标识别使能*/
            public byte ucVehicleSizeClassify;      /* 同一辆车抓拍间隔时间高字节*/
            public byte ucLocalCity;                /*车牌的第二个字符，'A'~'Z'的数字编码*/
            public byte ucPlateDirection;           /*车牌方向E_PlateDirection*/
            public byte ucCpTimeInterval;           //同一辆车抓拍间隔时间低字节
            public uint uiPlateDefaultWord;         /* 默认省份，采用UTF-8编码*/

            public ushort usMinPlateW;				/*车牌识别最小宽度,单位:像素*/
            public ushort usMaxPlateW;              /*车牌识别最大宽度，单位:像素*/
            public byte ucDoubleYellowPlate;        /*双层黄牌识别，1：识别 0：不知别*/
            public byte ucDoubleArmyPlate;          /*双层军牌识别，1：识别 0：不知别*/
            public byte ucPolicePlate;              /*武警车牌识别，1：识别 0：不知别*/
            public byte ucPlateFeature;             /*车牌特写*/
        };
        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_VehicleVAFunSetup(int tHandle, ref T_VehicleVAFunSetup ptVehicleVAFunSetup);

        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_QueryVehicleVAFunSetup(int tHandle, ref T_VehicleVAFunSetup ptVehicleVAFunSetup);

        [StructLayout(LayoutKind.Sequential)]
        public struct T_MACSetup
        {
            public byte ucEth;				/* 以太网口编号,目前只支持0*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
            public byte[] aucReserved;
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 6)]
            public byte[] aucMACAddresss;
        };

        [StructLayout(LayoutKind.Sequential)]
        public struct T_RcvMsg
        {
            public uint uiFlag;								/*标志位，111表示Version、IP、MAC*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 6)]
            public byte[] aucDstMACAdd;					    /*目标MAC地址*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = VERSION_NAME_LEN)]
            public byte[] aucAdapterName;                       /*网络适配器名称*/
            public uint uiAdapterSubMask;					/*网络适配器子网掩码*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
            public byte[] ancDevType;						    /* 设备类型，出厂时设定；*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
            public byte[] ancSerialNum;					    /* 设备序列号*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = VERSION_NAME_LEN)]
            public byte[] ancAppVersion;	                    /* 软件版本*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = VERSION_NAME_LEN)]
            public byte[] ancDSPVersion;	                    /* DSP版本*/
            public T_NetSetup tNetSetup;						/* 网络信息*/
            public T_MACSetup tMacSetup;						/* MAC信息*/
        };
        [UnmanagedFunctionPointer(CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public delegate int FNetFindDeviceCallback(ref T_RcvMsg ptFindDevice, IntPtr obj);

        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_FindDevice(FNetFindDeviceCallback fCb, IntPtr obj);

        [StructLayout(LayoutKind.Sequential)]
        public struct T_QueVersionRsp
        {
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
            public byte[] szKernelVersion;
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
            public byte[] szFileSystemVersion;
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
            public byte[] szAppVersion;
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
            public byte[] szWebVersion;
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
            public byte[] szHardwareVersion;
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
            public byte[] szDevType;		/* 设备类型描述，出厂时设定；*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
            public byte[] szSerialNum;      /*产品序列号*/
            public uint uiDateOfExpiry;		/*产品有效期*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 64)]
            public byte[] szDSPVersion;
        };

        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_StartTalk(int tHandle);

        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_StopTalk(int tHandle);


        [StructLayout(LayoutKind.Sequential)]
        public struct T_SendLprByMess
        {
            public byte ucType;			//0 新增，若该车牌已存在，则会自动覆盖  1 删除指定车牌
            public byte ucConut;		//本次传输的车牌个数
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)]//保留位
            public byte[] aucReserved;
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 10)]
            public T_LprResult[] atLprResult;
        };
        //通过消息将白名单导入到相机，适用于1到10条车牌信息与相机交互；当车牌数大于10条时，请参考批量导入接口Net_BlackWhiteListSend;
        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_SendBlackWhiteListByMess(int tHandle, ref T_SendLprByMess ptSendLprByMes);


        [StructLayout(LayoutKind.Sequential)]
        public struct T_ParkLedManualItem
        {
            public byte ucEnable;			/*是否使能*/
            public byte ucLevel;        /*LED亮度等级1~7*/
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)]//保留位
            public byte[] aucReserved;
            public ushort usStartTime;				/*开始时间单位:分钟*/
            public ushort usEndTime;				/*结束时间单位:分钟*/
        };
        [StructLayout(LayoutKind.Sequential)]
        public struct T_ParkOpenManual
        {
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
            public T_ParkLedManualItem[] atParkLedMan;
        }

        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_SetParkOpenManual(int tHandle, ref T_ParkOpenManual ptParkOpenManual);//强制开闸控制设置
        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_QueryParkOpenManual(int tHandle, ref T_ParkOpenManual ptParkOpenManual);//强制开闸控制查询


        [StructLayout(LayoutKind.Sequential)]
        public struct T_AudioLinkInfo
        {
            public int iIpAddr;//IP地址
            public byte ucStatus;	//状态  0  空闲  1  有连接
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 127)]//保留位
            public byte[] Reserved;
        };

        [StructLayout(LayoutKind.Sequential)]
        public struct T_AudioTalkBack
        {
            public byte enable;			//0 关闭  1 开启语音对讲  2 播放音频   3 语音采集	4 拒绝对讲
            public byte pressstatus;	//0 未按下    1 有按下
            public byte ucOutTime;		//连接超时等等时间【3，30】 单位/秒
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 5)]//保留位
            public byte[] Reserved;
        };
        //通过消息将白名单导入到相机，适用于1到10条车牌信息与相机交互；当车牌数大于10条时，请参考批量导入接口Net_BlackWhiteListSend;
        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_AudioTalkBack(int tHandle, ref T_AudioTalkBack ptAudioTalkBack);


        [StructLayout(LayoutKind.Sequential)]
        public struct T_AudioLinkinfo
        {
            public int iIpAddr;//IP地址
            public byte ucStatus;//状态  0  空闲  1  有连接
            [MarshalAs(UnmanagedType.ByValArray, SizeConst = 127)]//保留位
            public byte[] Reserved;
        };
        [DllImport("NetSDK.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public static extern int Net_QueryAudioLinkinfo(int tHandle, ref T_AudioLinkinfo ptAudioLinkinfo);

        //异常断开回调函数 ucCtrlConnState == 2的时候表示语音对讲异常断开
        [UnmanagedFunctionPointer(CallingConvention.StdCall, CharSet = CharSet.Ansi)]
        public delegate void FTalkConnStateCallBack(int tHandle, byte ucCtrlConnState, IntPtr obj);
        //注册语音对讲异常断开消息上报，SDK初始化成功后只需调用一次
        [DllImport("NetSDK.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        public static extern int Net_RegTalkConnStateCallBack(FTalkConnStateCallBack fCb, IntPtr obj);
    }
}