578 lines
20 KiB
C#
578 lines
20 KiB
C#
using FATrace.HKNetLib.Common;
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using FATrace.HKNetLib.Hardware;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Reflection;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Threading.Tasks;
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using static FATrace.HKNetLib.Hardware.CHCNetSDK;
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namespace FATrace.HKNetLib.Wrapper
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{
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public class HkCamera : ICamera
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{
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private bool _disposedValue;
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private bool _sdkInit;
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private int _userId;
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private string _serailNumber;
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private CameraLoginInfo _loginInfo = new CameraLoginInfo();
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/// <summary>
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/// 初始化海康sdk
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/// </summary>
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/// <exception cref="BadImageFormatException"></exception>
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public HkCamera()
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{
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_sdkInit = CHCNetSDK.NET_DVR_Init();
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}
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static HkCamera()
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{
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//设置搜索路径，兼容x86 和 x64
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var path = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
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path = Path.Combine(path, "Lib", IntPtr.Size == 8 ? "x64" : "x86");
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bool ok = SetDllDirectory(path);
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if (!ok) throw new System.ComponentModel.Win32Exception();
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}
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[DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
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private static extern bool SetDllDirectory(string path);
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/// <summary>
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/// 获取最新的错误信息
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/// </summary>
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/// <returns></returns>
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public string GetLastError()
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{
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var error = CHCNetSDK.NET_DVR_GetLastError();
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if (error == 0)
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{
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return string.Empty;
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}
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if (Enum.TryParse(error.ToString(), out HKErrorCode result))
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{
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return result.GetDesc();
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}
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return $"错误码： {error}";
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}
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public string GetSerialNumber() { return _serailNumber; }
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public bool Login(CameraLoginInfo cameraLoginInfo)
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{
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try
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{
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if (_userId >= 0)
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{
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Logout();
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}
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_loginInfo = cameraLoginInfo;
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var loginInfo = new CHCNetSDK.NET_DVR_USER_LOGIN_INFO();
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loginInfo.sDeviceAddress = cameraLoginInfo.IP;
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loginInfo.wPort = cameraLoginInfo.Port;
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loginInfo.sUserName = cameraLoginInfo.UserName;
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loginInfo.sPassword = cameraLoginInfo.Password;
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//是否异步登录：0- 否，1- 是
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loginInfo.bUseAsynLogin = false;
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var _deviceInfo = new CHCNetSDK.NET_DVR_DEVICEINFO_V40();
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_userId = CHCNetSDK.NET_DVR_Login_V40(ref loginInfo, ref _deviceInfo);
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_serailNumber = _deviceInfo.struDeviceV30.sSerialNumber;
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return _userId >= 0;
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}
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catch
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{
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return false;
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}
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}
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#region NVR开发
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/// <summary>
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/// NVR设备信息 DVR_DEVICEINFO_V30
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/// </summary>
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public NET_DVR_DEVICEINFO_V30 DVRDeviceInfoV30;
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/// <summary>
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/// DVR_IPPARACFG_V40
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/// </summary>
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public CHCNetSDK.NET_DVR_IPPARACFG_V40 DVR_IPPARACFG_V40 { get; set; }
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private uint dwAChanTotalNum { get; set; } = 0;
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private uint dwDChanTotalNum { get; set; } = 0;
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public NET_DVR_GET_STREAM_UNION DVR_GET_STREAM_UNION { get; set; }
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public CHCNetSDK.NET_DVR_IPCHANINFO DVR_IPCHANINFO { get; set; }
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/// <summary>
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/// 最新的错误信息
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/// </summary>
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public string LastMsgErr { get; set; }
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/// <summary>
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/// 登录的用户Id
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/// </summary>
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public Int32 m_lUserID { get; set; } = -1;
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/// <summary>
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/// 选择的通道号
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/// 一般是 一个通道对应一个相机
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/// </summary>
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public long iSelIndex = 0;
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/// <summary>
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/// 通道集合
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/// </summary>
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[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 96, ArraySubType = UnmanagedType.U4)]
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public int[] iChannelNum = new int[96];
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/// <summary>
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/// 下载的Handle
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/// </summary>
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public Int32 m_lDownHandle { get; set; } = -1;
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/// <summary>
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/// 用户登录
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/// </summary>
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/// <returns></returns>
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public bool Sdk_NET_DVR_Login_V30(string DVRIPAddress, int DVRPortNumber, string DVRUserName, string DVRPassword)
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{
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//登录设备 Login the device
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m_lUserID = CHCNetSDK.NET_DVR_Login_V30(DVRIPAddress, DVRPortNumber, DVRUserName, DVRPassword, ref DVRDeviceInfoV30);
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if (m_lUserID < 0)
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{
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LastMsgErr = GetLastError();
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//MessageBox.Show(str1);
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return false;
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}
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else
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{
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//登录成功
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//MessageBox.Show("Login Success!");
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//btnLogin.Text = "Logout";
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dwAChanTotalNum = (uint)DVRDeviceInfoV30.byChanNum;
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dwDChanTotalNum = (uint)DVRDeviceInfoV30.byIPChanNum + 256 * (uint)DVRDeviceInfoV30.byHighDChanNum;
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if (dwDChanTotalNum > 0)
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{
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InfoIPChannel();
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}
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else
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{
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for (int i = 0; i < dwAChanTotalNum; i++)
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{
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//ListAnalogChannel(i + 1, 1);
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iChannelNum[i] = i + (int)DVRDeviceInfoV30.byStartChan;
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}
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// MessageBox.Show("This device has no IP channel!");
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}
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}
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return true;
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}
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/// <summary>
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/// 获取通道信息
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/// </summary>
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private void InfoIPChannel()
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{
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uint dwSize = (uint)Marshal.SizeOf(DVR_IPPARACFG_V40);
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IntPtr ptrIpParaCfgV40 = Marshal.AllocHGlobal((Int32)dwSize);
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Marshal.StructureToPtr(DVR_IPPARACFG_V40, ptrIpParaCfgV40, false);
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uint dwReturn = 0;
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int iGroupNo = 0; //该Demo仅获取第一组64个通道，如果设备IP通道大于64路，需要按组号0~i多次调用NET_DVR_GET_IPPARACFG_V40获取
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if (!CHCNetSDK.NET_DVR_GetDVRConfig(m_lUserID, CHCNetSDK.NET_DVR_GET_IPPARACFG_V40, iGroupNo, ptrIpParaCfgV40, dwSize, ref dwReturn))
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{
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LastMsgErr = GetLastError();
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/*str1 = "NET_DVR_GET_IPPARACFG_V40 failed, error code= " + iLastErr; //*/
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//获取IP资源配置信息失败，输出错误号
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//MessageBox.Show(str1);
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}
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else
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{
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// succ
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DVR_IPPARACFG_V40 = (CHCNetSDK.NET_DVR_IPPARACFG_V40)Marshal.PtrToStructure(ptrIpParaCfgV40, typeof(CHCNetSDK.NET_DVR_IPPARACFG_V40));
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for (int i = 0; i < dwAChanTotalNum; i++)
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{
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//ListAnalogChannel(i + 1, DVR_IPPARACFG_V40.byAnalogChanEnable[i]);
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iChannelNum[i] = i + (int)DVRDeviceInfoV30.byStartChan;
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}
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byte byStreamType;
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uint iDChanNum = 64;
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if (dwDChanTotalNum < 64)
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{
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iDChanNum = dwDChanTotalNum; //如果设备IP通道小于64路，按实际路数获取
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}
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for (int i = 0; i < iDChanNum; i++)
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{
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iChannelNum[i + dwAChanTotalNum] = i + (int)DVR_IPPARACFG_V40.dwStartDChan;
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byStreamType = DVR_IPPARACFG_V40.struStreamMode[i].byGetStreamType;
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DVR_GET_STREAM_UNION = DVR_IPPARACFG_V40.struStreamMode[i].uGetStream;
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switch (byStreamType)
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{
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//目前NVR仅支持0- 直接从设备取流一种方式
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case 0:
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dwSize = (uint)Marshal.SizeOf(DVR_GET_STREAM_UNION);
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IntPtr ptrChanInfo = Marshal.AllocHGlobal((Int32)dwSize);
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Marshal.StructureToPtr(DVR_GET_STREAM_UNION, ptrChanInfo, false);
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DVR_IPCHANINFO = (CHCNetSDK.NET_DVR_IPCHANINFO)Marshal.PtrToStructure(ptrChanInfo, typeof(CHCNetSDK.NET_DVR_IPCHANINFO));
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//列出IP通道
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//ListIPChannel(i + 1, DVR_IPCHANINFO.byEnable, DVR_IPCHANINFO.byIPID);
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Marshal.FreeHGlobal(ptrChanInfo);
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break;
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default:
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break;
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}
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}
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}
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Marshal.FreeHGlobal(ptrIpParaCfgV40);
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}
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/// <summary>
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/// 根据时间获取DVR统计信息
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/// </summary>
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public (bool Result, string Msg) Sdk_NET_DVR_GetFileByTime_V40(DateTime startTime, DateTime endTime, string SaveVideFilePath)
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{
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if (m_lDownHandle >= 0)
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{
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//MessageBox.Show("Downloading, please stop firstly!");//正在下载，请先停止下载
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return (Result: false, Msg: "正在下载，请先停止下载");
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}
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NET_DVR_PLAYCOND struDownPara = new NET_DVR_PLAYCOND();
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struDownPara.dwChannel = (uint)iChannelNum[(int)iSelIndex]; //通道号 Channel number
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//设置下载的开始时间 Set the starting time
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struDownPara.struStartTime.dwYear = startTime.Year;
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struDownPara.struStartTime.dwMonth = startTime.Month;
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struDownPara.struStartTime.dwDay = startTime.Day;
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struDownPara.struStartTime.dwHour = startTime.Hour;
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struDownPara.struStartTime.dwMinute = startTime.Minute;
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struDownPara.struStartTime.dwSecond = startTime.Second;
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//设置下载的结束时间 Set the stopping time
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struDownPara.struStopTime.dwYear = endTime.Year;
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struDownPara.struStopTime.dwMonth = endTime.Month;
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struDownPara.struStopTime.dwDay = endTime.Day;
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struDownPara.struStopTime.dwHour = endTime.Hour;
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struDownPara.struStopTime.dwMinute = endTime.Minute;
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struDownPara.struStopTime.dwSecond = endTime.Second;
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//string sVideoFileName; //录像文件保存路径和文件名 the path and file name to save
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//sVideoFileName = "D:\\Downtest_Channel" + struDownPara.dwChannel + ".mp4";
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//按时间下载 Download by time
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m_lDownHandle = CHCNetSDK.NET_DVR_GetFileByTime_V40(m_lUserID, SaveVideFilePath, ref struDownPara);
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if (m_lDownHandle < 0)
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{
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LastMsgErr = GetLastError();
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return (Result: false, Msg: $"[NET_DVR_GetFileByTime_V40] 执行下载失败：{LastMsgErr}");
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}
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uint iOutValue = 0;
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//该接口指定了当前要下载的录像文件，调用成功后，还需要调用NET_DVR_PlayBackControl_V40接口的开始播放控制命令（NET_DVR_PLAYSTART）才能实现下载。
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//V5.0.3.2或以后版本，通过该接口保存录像，保存的录像文件数据超过文件最大限制字节数（默认为1024MB），SDK会自动切片，即新建文件进行保存，文件名命名规则为“在接口传入的文件名基础上增加数字标识(例如：*_1.mp4、*_2.mp4)”。
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//可以调用NET_DVR_GetSDKLocalCfg、NET_DVR_SetSDKLocalCfg(配置类型：NET_DVR_LOCAL_CFG_TYPE_GENERAL)获取和设置切片模式和文件最大限制字节数。
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if (!CHCNetSDK.NET_DVR_PlayBackControl_V40(m_lDownHandle, CHCNetSDK.NET_DVR_PLAYSTART, IntPtr.Zero, 0, IntPtr.Zero, ref iOutValue))
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{
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LastMsgErr = GetLastError();
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return (Result: false, Msg: $"[NET_DVR_PlayBackControl_V40] 执行下载控制失败：{LastMsgErr}");
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}
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return (Result: true, Msg: "下载成功!");
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}
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/// <summary>
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/// 获取下载的进度
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/// </summary>
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/// <param name="downHandle"></param>
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/// <returns></returns>
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public int Sdk_NET_DVR_GetDownloadPos(Int32 downHandle)
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{
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return CHCNetSDK.NET_DVR_GetDownloadPos(downHandle);
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}
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#endregion
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public bool IsOnline()
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{
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try
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{
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return CHCNetSDK.NET_DVR_RemoteControl(_userId, CHCNetSDK.NET_DVR_CHECK_USER_STATUS, IntPtr.Zero, 0);
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}
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catch { return false; }
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}
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public void Logout()
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{
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try
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{
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if (_userId >= 0)
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{
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CHCNetSDK.NET_DVR_Logout(_userId);
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_userId = -1;
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}
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}
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catch { }
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}
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private bool CheckLogin()
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{
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if (IsOnline()) return true;
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return Login(_loginInfo);
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}
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/// <summary>
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/// 控制云台，设备接收到控制命令后直接返回成功。不关心云台是否进行相应的动作
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/// </summary>
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/// <param name="cmd"></param>
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/// <param name="speed">取值范围[1,7] </param>
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/// <returns></returns>
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public bool StartPTZControl(PtzCommand cmd, Int32 speed = 4)
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{
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try
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{
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if (!CheckLogin()) return false;
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var result = CHCNetSDK.NET_DVR_PTZControlWithSpeed_Other(_userId, _loginInfo.ChannelNo, (uint)cmd, 0, (uint)speed);
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return result;
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}
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catch
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{
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return false;
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}
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}
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/// <summary>
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/// 停止云台
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/// </summary>
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/// <param name="cmd"></param>
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/// <returns></returns>
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public bool StopPTZControl(PtzCommand cmd)
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{
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try
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{
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if (!CheckLogin()) return false;
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var result = CHCNetSDK.NET_DVR_PTZControlWithSpeed_Other(_userId, _loginInfo.ChannelNo, (uint)cmd, 1, 4);
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return result;
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}
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catch
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{
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return false;
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}
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}
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/// <summary>
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/// 抓图
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/// </summary>
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/// <param name="fileName"></param>
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/// <returns></returns>
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public bool CapturePicture(string fileName)
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{
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if (!CheckLogin()) return false;
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try
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{
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FileInfo fi = new FileInfo(fileName);
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if (fi.Exists)
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{
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File.Delete(fi.FullName);
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}
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if (!Directory.Exists(fi.DirectoryName))
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{
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Directory.CreateDirectory(fi.DirectoryName);
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}
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CHCNetSDK.NET_DVR_JPEGPARA lpJpegPara = new CHCNetSDK.NET_DVR_JPEGPARA
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{
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wPicQuality = 0,
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wPicSize = 0xff
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};
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return CHCNetSDK.NET_DVR_CaptureJPEGPicture(_userId, _loginInfo.ChannelNo, ref lpJpegPara, fileName);
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}
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catch
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{
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return false;
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}
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}
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public bool SetFocusMode(FocusModeType focusModeType)
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{
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bool res = false;
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var destMode = focusModeType;
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CHCNetSDK.NET_DVR_FOCUSMODE_CFG focusmode_cfg = new CHCNetSDK.NET_DVR_FOCUSMODE_CFG();
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focusmode_cfg.byRes = new byte[48];
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focusmode_cfg.byRes1 = new byte[2];
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int nSize = Marshal.SizeOf(focusmode_cfg);
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focusmode_cfg.dwSize = (uint)nSize;
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IntPtr ptrDeviceCfg = Marshal.AllocHGlobal(nSize);
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try
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{
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// 获取当前模式
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Marshal.StructureToPtr(focusmode_cfg, ptrDeviceCfg, false);
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uint rSize = (uint)nSize;
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if (!CHCNetSDK.NET_DVR_GetDVRConfig(_userId, CHCNetSDK.NET_DVR_GET_FOCUSMODECFG, 1, ptrDeviceCfg, (uint)nSize, ref rSize))
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{
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var errorStr = CHCNetSDK.NET_DVR_GetLastError();
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return res;
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}
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// 如果当前模式与请求模式相同，则直接返回true
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CHCNetSDK.NET_DVR_FOCUSMODE_CFG getObj = (CHCNetSDK.NET_DVR_FOCUSMODE_CFG)Marshal.PtrToStructure(ptrDeviceCfg, typeof(CHCNetSDK.NET_DVR_FOCUSMODE_CFG));
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var curMode = (FocusModeType)getObj.byFocusMode;
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if (curMode == destMode)
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{
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res = true;
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return res;
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}
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// 否则调用设置方法
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getObj.fOpticalZoomLevel = 0;
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getObj.byOpticalZoom = 32;
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getObj.byFocusMode = (byte)destMode;
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IntPtr ptrDeviceCfg1 = Marshal.AllocHGlobal((int)getObj.dwSize);
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Marshal.StructureToPtr(getObj, ptrDeviceCfg1, false);
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res = CHCNetSDK.NET_DVR_SetDVRConfig(_userId, CHCNetSDK.NET_DVR_SET_FOCUSMODECFG, 1, ptrDeviceCfg1, focusmode_cfg.dwSize);
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if (!res)
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{
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var errorStr = CHCNetSDK.NET_DVR_GetLastError();
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}
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}
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catch (Exception ex)
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{
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throw ex;
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}
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finally
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{
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Marshal.FreeHGlobal(ptrDeviceCfg);
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}
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return res;
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}
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/// <summary>
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/// 获取对焦距模式
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/// </summary>
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/// <returns></returns>
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public FocusModeType GetFocusMode()
|
||
{
|
||
FocusModeType retValue = FocusModeType.None;
|
||
|
||
CHCNetSDK.NET_DVR_FOCUSMODE_CFG focusmode_cfg = new CHCNetSDK.NET_DVR_FOCUSMODE_CFG
|
||
{
|
||
byRes = new byte[48],
|
||
byRes1 = new byte[2]
|
||
};
|
||
int nSize = Marshal.SizeOf(focusmode_cfg);
|
||
focusmode_cfg.dwSize = (uint)nSize;
|
||
IntPtr ptrDeviceCfg = Marshal.AllocHGlobal(nSize);
|
||
|
||
try
|
||
{
|
||
Marshal.StructureToPtr(focusmode_cfg, ptrDeviceCfg, false);
|
||
uint rSize = (uint)nSize;
|
||
if (CHCNetSDK.NET_DVR_GetDVRConfig(this._userId, CHCNetSDK.NET_DVR_GET_FOCUSMODECFG, 1, ptrDeviceCfg, (uint)nSize, ref rSize))
|
||
{
|
||
CHCNetSDK.NET_DVR_FOCUSMODE_CFG getObj = (CHCNetSDK.NET_DVR_FOCUSMODE_CFG)Marshal.PtrToStructure(ptrDeviceCfg, typeof(CHCNetSDK.NET_DVR_FOCUSMODE_CFG));
|
||
retValue = (FocusModeType)getObj.byFocusMode;
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
throw ex;
|
||
}
|
||
finally
|
||
{
|
||
Marshal.FreeHGlobal(ptrDeviceCfg);
|
||
}
|
||
|
||
return retValue;
|
||
}
|
||
|
||
public bool Shutdown()
|
||
{
|
||
try
|
||
{
|
||
if (!CheckLogin()) return false;
|
||
|
||
return CHCNetSDK.NET_DVR_ShutDownDVR(_userId);
|
||
|
||
}
|
||
catch
|
||
{
|
||
return false;
|
||
}
|
||
}
|
||
|
||
public bool Reboot()
|
||
{
|
||
try
|
||
{
|
||
if (!CheckLogin()) return false;
|
||
|
||
return CHCNetSDK.NET_DVR_RebootDVR(_userId);
|
||
}
|
||
catch
|
||
{
|
||
return false;
|
||
}
|
||
}
|
||
|
||
#region 释放接口
|
||
protected virtual void Dispose(bool disposing)
|
||
{
|
||
if (!_disposedValue)
|
||
{
|
||
if (disposing)
|
||
{
|
||
// TODO: 释放托管状态(托管对象)
|
||
}
|
||
|
||
if (_sdkInit)
|
||
{
|
||
if (_userId >= 0)
|
||
{
|
||
Logout();
|
||
}
|
||
try
|
||
{
|
||
CHCNetSDK.NET_DVR_Cleanup();
|
||
}
|
||
catch { }
|
||
}
|
||
|
||
_disposedValue = true;
|
||
}
|
||
}
|
||
|
||
public void Dispose()
|
||
{
|
||
Dispose(disposing: true);
|
||
GC.SuppressFinalize(this);
|
||
}
|
||
#endregion
|
||
}
|
||
}
|