海康威视摄像头程序

来源：互联网发布：和女生聊天知乎编辑：程序博客网时间：2024/04/29 21:29

我的资源里有写好的程序http://download.csdn.net/source/3538901

using System;

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

using System.Runtime.InteropServices;
using PreviewDemo;
using System.Configuration;

namespace WindowsFormsApplication1
{
   public partial class Form1 : Form
   {
   protected override void Dispose(bool disposing)
   {
   if (m_lRealHandle >= 0)
   {
   CHCNetSDK.NET_DVR_StopRealPlay(m_lRealHandle);
   }
   if (m_lUserID >= 0)
   {
   CHCNetSDK.NET_DVR_Logout_V30(m_lUserID);
   }
   if (m_bInitSDK == true)
   {
   CHCNetSDK.NET_DVR_Cleanup();
   }
   if (disposing)
   {
   if (components != null)
   {
   components.Dispose();
   }
   }
   base.Dispose(disposing);
   }

   //海康
   private Int32 m_lUserID = -1;
   private bool m_bInitSDK = false;
   private Int32 m_lRealHandle = -1;
   private Int32 m_iPreviewType = 0;
   private IntPtr m_ptrRealHandle;
   private CHCNetSDK.REALDATACALLBACK m_fRealData = null;
   private Int32 m_lPort = -1;
   private HKPlayCtrl.DISPLAYCBFUN m_fDisplayFun = null;
   private bool m_bJpegCapture = false;
   private int hk = 0;
   private int inithk = 0;//初始化海康
   private CHCNetSDK.NET_DVR_CLIENTINFO lpClientInfo;

   public Form1()
   {
   InitializeComponent();

   }

   private void button1_Click(object sender, EventArgs e)
   {
   if (hk == 1 && inithk == 1)
   { }
   else if (hk == 0)//没点击过摄像头
   {
   hk = 1;
   initHK();
   play();

   }
   else
   {
   play();

   }
   }
   //=================================================================================海康设备
   private void initHK()
   {
   m_bInitSDK = CHCNetSDK.NET_DVR_Init();
   if (m_bInitSDK == false)
   {
   MessageBox.Show("NET_DVR_Init error!");
   return;
   }
   else
   {
   string DVRIPAddress = ConfigurationManager.AppSettings["incar"].ToString();//"192.168.5.64";
   Int16 DVRPortNumber = Int16.Parse(ConfigurationManager.AppSettings["dvrport"].ToString());
   string DVRUserName = ConfigurationManager.AppSettings["username"].ToString();
   string DVRPassword = ConfigurationManager.AppSettings["pwd"].ToString();

   //海康
   CHCNetSDK.NET_DVR_DEVICEINFO_V30 DeviceInfo = new CHCNetSDK.NET_DVR_DEVICEINFO_V30();
   m_lUserID = CHCNetSDK.NET_DVR_Login_V30(DVRIPAddress, DVRPortNumber, DVRUserName, DVRPassword, ref DeviceInfo);

   if (m_lUserID == -1)
   {
   MessageBox.Show("login error!");
   hk = 0;
   }
   else
   {
   inithk = 1;
   lpClientInfo = new CHCNetSDK.NET_DVR_CLIENTINFO();
   }
   }

   }
   private void play()
   {
   if (inithk == 1)//初始化成功
   {
   lpClientInfo.lChannel = 1;
   lpClientInfo.lLinkMode = 0x0000;
   lpClientInfo.sMultiCastIP = "";
   if (m_iPreviewType == 0) // use by callback
   {
   lpClientInfo.hPlayWnd = IntPtr.Zero;// todo!!! 这边应该做2中情况考虑去编写代码

   m_ptrRealHandle = RealPlayWnd.Handle;
   m_fRealData = new CHCNetSDK.REALDATACALLBACK(RealDataCallBack);
   IntPtr pUser = new IntPtr();
   m_lRealHandle = CHCNetSDK.NET_DVR_RealPlay_V30(m_lUserID, ref lpClientInfo, m_fRealData, pUser, 1);

   }
   else if (1 == m_iPreviewType)
   {
   lpClientInfo.hPlayWnd = RealPlayWnd.Handle;
   IntPtr pUser = new IntPtr();
   m_lRealHandle = CHCNetSDK.NET_DVR_RealPlay_V30(m_lUserID, ref lpClientInfo, null, pUser, 1);
   }
   if (m_lRealHandle == -1)
   {
   uint nError = CHCNetSDK.NET_DVR_GetLastError();
   DebugInfo("NET_DVR_RealPlay fail %d!");
   //return;
   }
   }
   else//初始化失败，因为已经初始化了
   {
   //MessageBox.Show("初始化失败！");
   }

   }
   public delegate void MyDebugInfo(string str);
   public void RealDataCallBack(Int32 lRealHandle, UInt32 dwDataType, ref byte pBuffer, UInt32 dwBufSize, IntPtr pUser)
   {
   MyDebugInfo AlarmInfo = new MyDebugInfo(DebugInfo);
   switch (dwDataType)
   {
   case CHCNetSDK.NET_DVR_SYSHEAD: // sys head
   if (!HKPlayCtrl.PlayM4_GetPort(ref m_lPort))
   {
   MessageBox.Show("Get Port Fail");
   }

   if (dwBufSize > 0)
   {
   //set as stream mode, real-time stream under preview
   if (!HKPlayCtrl.PlayM4_SetStreamOpenMode(m_lPort, HKPlayCtrl.STREAME_REALTIME))
   {
   this.BeginInvoke(AlarmInfo, "PlayM4_SetStreamOpenMode fail");
   }
   //start player
   if (!HKPlayCtrl.PlayM4_OpenStream(m_lPort, ref pBuffer, dwBufSize, 1024 * 1024))
   {
   m_lPort = -1;
   this.BeginInvoke(AlarmInfo, "PlayM4_OpenStream fail");
   break;
   }
   //set soft decode display callback function to capture
   m_fDisplayFun = new HKPlayCtrl.DISPLAYCBFUN(RemoteDisplayCBFun);
   if (!HKPlayCtrl.PlayM4_SetDisplayCallBack(m_lPort, m_fDisplayFun))
   {
   this.BeginInvoke(AlarmInfo, "PlayM4_SetDisplayCallBack fail");
   }

   //start play, set play window
   this.BeginInvoke(AlarmInfo, "About to call PlayM4_Play");

   if (!HKPlayCtrl.PlayM4_Play(m_lPort, m_ptrRealHandle))
   {
   m_lPort = -1;
   this.BeginInvoke(AlarmInfo, "PlayM4_Play fail");
   break;
   }

   //set frame buffer number

   if (!HKPlayCtrl.PlayM4_SetDisplayBuf(m_lPort, 15))
   {
   this.BeginInvoke(AlarmInfo, "PlayM4_SetDisplayBuf fail");
   }

   //set display mode
   if (!HKPlayCtrl.PlayM4_SetOverlayMode(m_lPort, 0, 0/* COLORREF(0)*/))//play off screen // todo!!!
   {
   this.BeginInvoke(AlarmInfo, " PlayM4_SetOverlayMode fail");
   }
   }

   break;
   case CHCNetSDK.NET_DVR_STREAMDATA: // video stream data
   if (dwBufSize > 0 && m_lPort != -1)
   {
   if (!HKPlayCtrl.PlayM4_InputData(m_lPort, ref pBuffer, dwBufSize))
   {
   this.BeginInvoke(AlarmInfo, " PlayM4_InputData fail");
   }
   }
   break;

   case CHCNetSDK.NET_DVR_AUDIOSTREAMDATA: // Audio Stream Data
   if (dwBufSize > 0 && m_lPort != -1)
   {
   if (!HKPlayCtrl.PlayM4_InputVideoData(m_lPort, ref pBuffer, dwBufSize))
   {
   this.BeginInvoke(AlarmInfo, "PlayM4_InputVideoData Fail");
   }
   }

   break;
   default:
   break;
   }
   }
   public void DebugInfo(string str)
   {
   if (str.Length > 0)
   {
   str += "\n";
   //TextBoxInfo.AppendText(str);
   }

   }
   public void RemoteDisplayCBFun(int nPort, IntPtr pBuf, int nSize, int nWidth, int nHeight, int nStamp, int nType, int nReserved)
   {
   MyDebugInfo AlarmInfo = new MyDebugInfo(DebugInfo);
   if (!m_bJpegCapture)
   {
   return;
   }
   else
   {
   uint nLastErr = 100;
   // save picture as you want
   if (!HKPlayCtrl.PlayM4_ConvertToJpegFile(pBuf, nSize, nWidth, nHeight, nType, "C:/Capture.jpg"))
   {
   //Debug.WriteLine("PlayM4_ConvertToJpegFile fail");
   nLastErr = HKPlayCtrl.PlayM4_GetLastError(m_lPort);
   this.BeginInvoke(AlarmInfo, "Jpeg Capture fail");
   }
   else
   {
   this.BeginInvoke(AlarmInfo, "Jpeg Capture Succ");
   //Debug.WriteLine("PlayM4_ConvertToJpegFile Succ");
   }

   }

   m_bJpegCapture = false;
   }

   private void button2_Click(object sender, EventArgs e)
   {
   if (inithk == 1)
   {
   CloseDVR();//关闭视频
   inithk = 0;
   }
   }

   private void CloseDVR()//关闭视频
   {
   ////bool cao= CHCNetSDK.NET_DVR_StopRealPlay(m_lRealHandle);//停止预览

   ////CHCNetSDK.NET_DVR_StopRealPlay(m_lRealHandle);
   ////CHCNetSDK.NET_DVR_Logout_V30(m_lUserID);
   //CHCNetSDK.NET_DVR_Logout(m_lUserID);
   //CHCNetSDK.NET_DVR_Cleanup();

   bool logoutRtn = CHCNetSDK.NET_DVR_Logout_V30(m_lUserID);
   bool cleanupRtn = CHCNetSDK.NET_DVR_Cleanup();
   //Console.WriteLine("The error number is:" + CHCNetSDK.NET_DVR_GetLastError());
   //if (cleanupRtn && logoutRtn)
   // MessageBox.Show("Cleanup SDK resource and logout the current device.");
   //this.Close();


   }

   private void Form1_FormClosing(object sender, FormClosingEventArgs e)
   {
   CloseDVR();//关闭视频
   }

   private void button4_Click(object sender, EventArgs e)
   {
   HKPlayCtrl.PlayM4_Stop(m_lPort);//暂停
   }

   private void button5_Click(object sender, EventArgs e)
   {
   HKPlayCtrl.PlayM4_Play(m_lPort, m_ptrRealHandle);//继续
   }
   }
}