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   源码介绍

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace yundemo
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
            context = SynchronizationContext.Current; // 线程间信息同步 
        }
        #region 视频
        SynchronizationContext context = SynchronizationContext.Current; // 线程间信息同步 
  
        bool isStartVideo1 = false;
        /// <summary>
        /// 登录ID
        /// </summary>
        private int pLoginID1 = -1;
        /// <summary>
        /// 硬件信息
        /// </summary>
        // private CHCNetSDK.NET_DVR_DEVICEINFO_V30 deviceInfo;
        //获取视频路数
        private int BindVideo1 = 0;
        private int[] pRealPlayHandle;
        public void InitVideo()
        {
            try
            {
                ThreadStart tsVideo = new ThreadStart(delegate ()
                {
                    context.Post((o) =>
                    {
                        pRealPlayHandle = new int[4];
                        BindVideo1 = 0;
                        #region 摄像头1
                        isStartVideo1 = CHCNetSDK.NET_DVR_Init();
                        //设置连接时间与重连时间 
                        //设备用户信息获得
                        CHCNetSDK.NET_DVR_DEVICEINFO_V30 deviceInfo = new CHCNetSDK.NET_DVR_DEVICEINFO_V30();
                        pLoginID1 = CHCNetSDK.NET_DVR_Login_V30(IP, Port, Admin, Password, ref deviceInfo);
                        if (pLoginID1 != -1)
                        {
                            // byte CountNum = this.deviceInfo.byChanNum >= deviceInfo.byIPChanNum ? deviceInfo.byChanNum : deviceInfo.byIPChanNum;
                            CHCNetSDK.NET_DVR_PREVIEWINFO lpClientInfo = new CHCNetSDK.NET_DVR_PREVIEWINFO();
                            lpClientInfo.lChannel = 1;
                            BindVideo1 = 1;
                            lpClientInfo.dwStreamType = 1;//码流类型：0-主码流，1-子码流，2-码流3，3-码流4，以此类推
                            lpClientInfo.dwLinkMode = 1;//连接方式：0- TCP方式，1- UDP方式，2- 多播方式，3- RTP方式，4-RTP/RTSP，5-RSTP/HTTP 
                            lpClientInfo.bBlocked = false; //0- 非阻塞取流，1- 阻塞取流                                                              
                            lpClientInfo.hPlayWnd = this.pictureBox1.Handle;
                            IntPtr pUser = new IntPtr();
                            this.pRealPlayHandle[0] = CHCNetSDK.NET_DVR_RealPlay_V40(pLoginID1, ref lpClientInfo, null, pUser);
                            pictureBox1.Refresh();
                        }
                        #endregion
                    }, string.Empty);
                });
                Thread th = new Thread(tsVideo);
                th.IsBackground = true;
                th.Start();
            }
            catch
            {
                MessageBox.Show("连接异常，建议重启");
                Application.Exit();
            }
        }

        private void VideoClose()
        {
            CHCNetSDK.NET_DVR_Cleanup();

        }

        private void Form1_Load(object sender, EventArgs e)
        {
            InitConfig();
            InitVideo();
        }

        private void Form1_FormClosing(object sender, FormClosingEventArgs e)
        {
            try
            {
                VideoClose();
            }
            catch
            {
                Application.Exit();
            }
        }
        #endregion

        #region 云台
        private void button5_Click_1(object sender, EventArgs e)
        {
            YunControl(CHCNetSDK.TILT_UP);//上
        }

        private void button8_Click_1(object sender, EventArgs e)
        {
            YunControl(CHCNetSDK.TILT_DOWN);//下
        }

        private void button2_Click_1(object sender, EventArgs e)
        {
            YunControl(CHCNetSDK.PAN_LEFT);
        }

        private void button4_Click_1(object sender, EventArgs e)
        {
            YunControl(CHCNetSDK.PAN_RIGHT);//右
        }

        private void button1_Click(object sender, EventArgs e)
        {
            YunControl(CHCNetSDK.ZOOM_OUT);//-
        }

        private void button3_Click_1(object sender, EventArgs e)
        {
            YunControl(CHCNetSDK.ZOOM_IN);// 
        }

        private void button6_Click_1(object sender, EventArgs e)
        {
            YunControl(CHCNetSDK.UP_LEFT);//左上
        }

        private void button7_Click_1(object sender, EventArgs e)
        {
            YunControl(CHCNetSDK.DOWN_LEFT);//左下
        }

        private void button9_Click_1(object sender, EventArgs e)
        {
            YunControl(CHCNetSDK.UP_RIGHT);//右上
        }

        private void button10_Click_1(object sender, EventArgs e)
        {
            YunControl(CHCNetSDK.DOWN_RIGHT);//右下
        }
        private void YunControl(uint demo)
        {
            try
            {
                if (CHCNetSDK.NET_DVR_PTZControl_Other(pLoginID1, 1, demo, 0))
                {
                    Thread.Sleep(100);
                    CHCNetSDK.NET_DVR_PTZControl_Other(pLoginID1, 1, CHCNetSDK.PAN_LEFT, 1);
                }
            }
            catch
            {

            }
        }

        #endregion

        #region 长按
        private bool IsRun = false;
        private int Con = 0;

        private void button3_MouseDown_1(object sender, MouseEventArgs e)
        {
            Con = 1;
            timer1.Start();
            IsRun = true;
        }

        private void button3_MouseUp_1(object sender, MouseEventArgs e)
        {
            Con = 0;
            timer1.Stop();
            IsRun = false; ;
        }

        private void button1_MouseDown_1(object sender, MouseEventArgs e)
        {
            Con = -1;
            timer1.Start();
            IsRun = true;
        }

        private void button1_MouseUp_1(object sender, MouseEventArgs e)
        {
            Con = 0;
            timer1.Stop();
            IsRun = false;
        }
        private void timer1_Tick_1(object sender, EventArgs e)
        {
            if (IsRun)
            {
                if (Con == 1)
                    YunControl_(CHCNetSDK.ZOOM_IN);// 
                else if (Con == -1)
                    YunControl_(CHCNetSDK.ZOOM_OUT);//-
            }
        }
        private void YunControl_(uint demo)
        {
            try
            {
                if (CHCNetSDK.NET_DVR_PTZControl_Other(pLoginID1, 1, demo, 0))
                {
                    Thread.Sleep(300);
                    CHCNetSDK.NET_DVR_PTZControl_Other(pLoginID1, 1, demo, 1);
                }
            }
            catch
            {

            }
        }
        #endregion

        #region 加载配置
        private string IP = string.Empty;
        private int Port = 0;
        private string Admin = string.Empty;
        private string Password = string.Empty;
        private void InitConfig()
        {
            try
            {
                IP = System.Configuration.ConfigurationManager.AppSettings["IP"].ToString();
                Port = Convert.ToInt16(System.Configuration.ConfigurationManager.AppSettings["Port"].ToString());
                Admin = System.Configuration.ConfigurationManager.AppSettings["Admin"].ToString();
                Password = System.Configuration.ConfigurationManager.AppSettings["Passward"].ToString();
            }
            catch
            {
                MessageBox.Show("配置出错");
                Application.Exit();
            }
        }
        #endregion

        private void pictureBox1_DoubleClick(object sender, EventArgs e)
        {
            int loginId = pLoginID1;
            BigScress frm = new BigScress(loginId, this.BindVideo1);
            frm.ShowDialog(this);
        }
    }
}

【程序目录】

└─yundemo
    │  .gitattributes
    │  .gitignore
    │  yundemo.sln
    │  
    └─yundemo
        │  App.config
        │  BigScress.cs
        │  BigScress.Designer.cs
        │  BigScress.resx
        │  CHCNetSDK.cs
        │  Form1.cs
        │  Form1.Designer.cs
        │  Form1.resx
        │  Program.cs
        │  WMPlayer.ico
        │  yundemo.csproj
        │  
        ├─bin
        │  ├─Debug
        │  │  │  AudioRender.dll
        │  │  │  HCCore.dll
        │  │  │  HCNetSDK.dll
        │  │  │  PlayCtrl.dll
        │  │  │  SuperRender.dll
        │  │  │  yundemo.exe
        │  │  │  yundemo.exe.config
        │  │  │  yundemo.pdb
        │  │  │  
        │  │  └─HCNetSDKCom
        │  │          AnalyzeData.dll
        │  │          AudioIntercom.dll
        │  │          HCAlarm.dll
        │  │          HCAlarm.lib
        │  │          HCCoreDevCfg.dll
        │  │          HCDisplay.dll
        │  │          HCGeneralCfgMgr.dll
        │  │          HCGeneralCfgMgr.lib
        │  │          HCIndustry.dll
        │  │          HCPlayBack.dll
        │  │          HCPreview.dll
        │  │          HCPreview.lib
        │  │          HCVoiceTalk.dll
        │  │          libiconv2.dll
        │  │          msvcr90.dll
        │  │          OpenAL32.dll
        │  │          StreamTransClient.dll
        │  │          SystemTransform.dll
        │  │          
        │  └─Release
        ├─obj
        │  └─Debug
        │      │  DesignTimeResolveAssemblyReferences.cache
        │      │  DesignTimeResolveAssemblyReferencesInput.cache
        │      │  TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs
        │      │  TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs
        │      │  TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs
        │      │  yundemo.BigScress.resources
        │      │  yundemo.csproj.CoreCompileInputs.cache
        │      │  yundemo.csproj.FileListAbsolute.txt
        │      │  yundemo.csproj.GenerateResource.cache
        │      │  yundemo.csprojAssemblyReference.cache
        │      │  yundemo.exe
        │      │  yundemo.Form1.resources
        │      │  yundemo.pdb
        │      │  yundemo.Properties.Resources.resources
        │      │  
        │      └─TempPE
        │              Properties.Resources.Designer.cs.dll
        │              
        └─Properties
                AssemblyInfo.cs
                Resources.Designer.cs
                Resources.resx
                Settings.Designer.cs
                Settings.settings