FATrace/FATrace.OEMApp/MainApp.cs

using FATrace.HKNetLib.Hardware;
using FATrace.HKNetLib.Wrapper;
using ReaLTaiizor.Forms;
using System;
using System.Runtime.InteropServices;

namespace FATrace.OEMApp
{
    public partial class MainApp : MaterialForm
    {

        /// <summary>
        /// 海康Camera 客户端
        /// </summary>
        public HkCamera HkCameraClient { get; set; }

        /// <summary>
        /// 通道集合
        /// </summary>
        [MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 96, ArraySubType = UnmanagedType.U4)]
        private int[] iChannelNum;

        public MainApp()
        {
            InitializeComponent();
        }

        private void MainApp_Load(object sender, EventArgs e)
        {

            HkCameraClient = new HkCamera();
            //保存SDK日志
            CHCNetSDK.NET_DVR_SetLogToFile(3, "C:\\SdkLog\\", true);
            iChannelNum = new int[96];

            try
            {
                var systemName = Program.SystemName;
                var authText = Program.IsActive ? "(已授权)" : "(未授权)";
                this.Text = string.IsNullOrWhiteSpace(systemName)
                    ? $"添加剂追溯系统 {authText}"
                    : $"{systemName} {authText}";
            }
            catch (Exception)
            {
                // 安静失败，不影响主界面显示
            }

            try
            {

            }
            catch (Exception ex)
            {
                MessageBox.Show($"初始化界面失败: {ex.Message}");
            }
        }

        private void btnNVRLogin_Click(object sender, EventArgs e)
        {
            //var Result = HkCameraClient.Login(new CameraLoginInfo()
            //{
            //    IP = "192.168.1.168",
            //    Port = 8000,
            //    UserName = "admin",
            //    Password = "glico@2025",
            //});

            //if (Result)
            //{
            //    MessageBox.Show("登录成功");
            //    return;
            //}
            //MessageBox.Show("登录失败");

            var result = HkCameraClient.Sdk_NET_DVR_Login_V30("192.168.1.168", 8000, "admin", "glico@2025");
            if (result)
            {
                MessageBox.Show("登录成功");
                return;
            }
            MessageBox.Show($"登录失败：{HkCameraClient.LastMsgErr}");
            return;
        }

        private void btnLoadVideo_Click(object sender, EventArgs e)
        {

            var Result = HkCameraClient.Sdk_NET_DVR_GetFileByTime_V40(DateTime.Now.AddMinutes(-5), DateTime.Now, $"D:\\Downtest_Channel{DateTime.Now.ToString("yyyy-MM-dd HHmmss")}.mp4");
            if (Result.Result)
            {
                DownTimer.Interval = 2000;
                DownTimer.Enabled = true;
            }
            else
            {
                MessageBox.Show($"[Sdk_NET_DVR_GetFileByTime_V40] 执行失败：{Result.Msg}");
            }


            //btnStopDownload.Enabled = true;
        }

        private void btnDownloadName_Click(object sender, EventArgs e)
        {
            //if (m_lDownHandle >= 0)
            //{
            //    MessageBox.Show("Downloading, please stop firstly!");//正在下载，请先停止下载
            //    return;
            //}

            //string sVideoFileName;  //录像文件保存路径和文件名 the path and file name to save      
            //sVideoFileName = "D:\\Downtest1111_" + sPlayBackFileName + ".mp4";

            ////按文件名下载 Download by file name
            //m_lDownHandle = CHCNetSDK.NET_DVR_GetFileByName(m_lUserID, sPlayBackFileName, sVideoFileName);
            //if (m_lDownHandle < 0)
            //{
            //    iLastErr = CHCNetSDK.NET_DVR_GetLastError();
            //    str = "NET_DVR_GetFileByName failed, error code= " + iLastErr;
            //    MessageBox.Show(str);
            //    return;
            //}

            //uint iOutValue = 0;

            ////设置转封装格式
            ////UInt32 iInValue = 5;
            ////IntPtr lpInValue = Marshal.AllocHGlobal(4);
            ////Marshal.StructureToPtr(iInValue, lpInValue, false);

            ////if (!CHCNetSDK.NET_DVR_PlayBackControl_V40(m_lDownHandle, CHCNetSDK.NET_DVR_SET_TRANS_TYPE, lpInValue, 4, IntPtr.Zero, ref iOutValue))
            ////{
            ////    iLastErr = CHCNetSDK.NET_DVR_GetLastError();
            ////    str = "NET_DVR_PLAYSTART failed, error code= " + iLastErr; //下载控制失败，输出错误号
            ////    MessageBox.Show(str);
            ////    return;
            ////}

            //if (!CHCNetSDK.NET_DVR_PlayBackControl_V40(m_lDownHandle, CHCNetSDK.NET_DVR_PLAYSTART, IntPtr.Zero, 0, IntPtr.Zero, ref iOutValue))
            //{
            //    iLastErr = CHCNetSDK.NET_DVR_GetLastError();
            //    str = "NET_DVR_PLAYSTART failed, error code= " + iLastErr; //下载控制失败，输出错误号
            //    MessageBox.Show(str);
            //    return;
            //}
            //timerDownload.Interval = 1000;
            //timerDownload.Enabled = true;
            //btnStopDownload.Enabled = true;
        }

        private void btnStopLoadVideo_Click(object sender, EventArgs e)
        {
            //if (m_lDownHandle < 0)
            //{
            //    return;
            //}

            //if (!CHCNetSDK.NET_DVR_StopGetFile(m_lDownHandle))
            //{
            //    iLastErr = CHCNetSDK.NET_DVR_GetLastError();
            //    str = "NET_DVR_StopGetFile failed, error code= " + iLastErr; //下载控制失败，输出错误号
            //    MessageBox.Show(str);
            //    return;
            //}

            //timerDownload.Stop();

            //MessageBox.Show("The downloading has been stopped succesfully!");
            //m_lDownHandle = -1;
            //DownloadProgressBar.Value = 0;
            //btnStopDownload.Enabled = true;
        }

        private void DownTimer_Tick(object sender, EventArgs e)
        {
            DownloadProgressBar.Maximum = 100;
            DownloadProgressBar.Minimum = 0;

            int iPos = 0;

            //获取下载进度
            iPos = HkCameraClient.Sdk_NET_DVR_GetDownloadPos(HkCameraClient.m_lDownHandle);

            if ((iPos > DownloadProgressBar.Minimum) && (iPos < DownloadProgressBar.Maximum))
            {
                DownloadProgressBar.Value = iPos;
            }

            if (iPos == 100)  //下载完成
            {
                DownloadProgressBar.Value = iPos;
                if (!CHCNetSDK.NET_DVR_StopGetFile(HkCameraClient.m_lDownHandle))
                {
                    MessageBox.Show($"[NET_DVR_StopGetFile] 执行失败：{HkCameraClient.GetLastError()}");
                    return;
                }
                HkCameraClient.m_lDownHandle = -1;
                DownTimer.Stop();
            }

            if (iPos == 200) //网络异常，下载失败
            {
                MessageBox.Show("The downloading is abnormal for the abnormal network!");
                DownTimer.Stop();
            }
        }
    }
}