实例介绍
【实例简介】
【实例截图】
【核心代码】
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 NetSDKCS;
using System.Diagnostics;
using System.IO;
using System.Runtime.InteropServices;
namespace CaptureDemo
{
public partial class CaptureDemo : Form
{
private IntPtr _LoginID = IntPtr.Zero;
private IntPtr _PlayID = IntPtr.Zero;
// private fSnapRevCallBack _SnapRevCallBack;
private NET_DEVICEINFO_Ex _DeviceInfo = new NET_DEVICEINFO_Ex();
private bool _IsSpanCapture = false;
public string[] Readdata;//= Environment.GetCommandLineArgs();
public string dataIP;//="10.207.159.169";
public string dataport;//="8000";
public string dataname;//="admin";
public string datapass;//="jzs123456";
public CaptureDemo(string[] datatext)
{
InitializeComponent();
try
{
// _SnapRevCallBack = new fSnapRevCallBack(SnapRevCallBack);
NETClient.Init(null, IntPtr.Zero, null);
// NETClient.SetSnapRevCallBack(_SnapRevCallBack, IntPtr.Zero);
if (datatext.Length == 4)
{
Readdata = datatext;
dataIP = Readdata[0];
dataport = Readdata[1];
dataname = Readdata[2];
datapass = Readdata[3];
foreach (string strID in Readdata)
{
// MessageBox.Show(strID);
}
}
else
{
MessageBox.Show("输入格式不对");
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
Process.GetCurrentProcess().Kill();
}
this.Load = new EventHandler(CaptureDemo_Load);
}
void CaptureDemo_Load(object sender, EventArgs e)
{
//this.comboBox_channel.Enabled = false;
//this.button_realplay.Enabled = false;
if (IntPtr.Zero == _LoginID)
{
ushort port = 0;
try
{
//port = Convert.ToUInt16(this.textBox_port.Text.Trim());
port = Convert.ToUInt16(dataport);
}
catch
{
MessageBox.Show("Input port error(输入端口错误)!");
return;
}
// _LoginID = NETClient.Login(this.textBox_ip.Text.Trim(), port, this.textBox_name.Text.Trim(), this.textBox_password.Text, EM_LOGIN_SPAC_CAP_TYPE.TCP, IntPtr.Zero, ref _DeviceInfo);
_LoginID = NETClient.Login(dataIP, port, dataname, datapass, EM_LOGIN_SPAC_CAP_TYPE.TCP, IntPtr.Zero, ref _DeviceInfo);
if (IntPtr.Zero == _LoginID)
{
MessageBox.Show(NETClient.GetLastError());
return;
}
for (int i = 0; i < _DeviceInfo.nChanNum; i )
{
this.comboBox_channel.Items.Add(i 1);
}
this.comboBox_channel.SelectedIndex = 0;
this.comboBox_channel.Enabled = true;
// this.button_realplay.Enabled = true;
this.button_login.Text = "注销";
//预览
if (IntPtr.Zero == _PlayID)
{
_PlayID = NETClient.RealPlay(_LoginID, comboBox_channel.SelectedIndex, this.pictureBox_preview.Handle);
if (IntPtr.Zero == _PlayID)
{
MessageBox.Show(NETClient.GetLastError());
return;
}
}
else
{
NETClient.StopRealPlay(_PlayID);
_PlayID = IntPtr.Zero;
this.pictureBox_preview.Refresh();
}
}
else
{
NETClient.Logout(_LoginID);
_LoginID = IntPtr.Zero;
this.comboBox_channel.Items.Clear();
this.comboBox_channel.Enabled = false;
this.button_login.Text = "登录";
this.pictureBox_preview.Refresh();
if (_IsSpanCapture)
{
_IsSpanCapture = false;
}
}
}
private void button_login_Click(object sender, EventArgs e)
{
}
/// <summary>
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
//打开预览
/*
private void SnapRevCallBack(IntPtr lLoginID, IntPtr pBuf, uint RevLen, uint EncodeType, uint CmdSerial, IntPtr dwUser)
{
string path = AppDomain.CurrentDomain.BaseDirectory "image";
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
if (EncodeType == 10) //.jpg
{
DateTime now = DateTime.Now;
string fileName = string.Format("{0}-{1}-{2}-{3}-{4}-{5}", now.Year, now.Month, now.Day, now.Hour, now.Minute, now.Second) ".jpg";
string filePath = path "\\" fileName;
byte[] data = new byte[RevLen];
Marshal.Copy(pBuf, data, 0, (int)RevLen);
try
{
//when the file is operate by local capture will throw expection.
using (FileStream stream = new FileStream(filePath, FileMode.OpenOrCreate))
{
stream.Write(data, 0, (int)RevLen);
stream.Flush();
stream.Dispose();
}
}
catch
{
return;
}
//this.BeginInvoke(new Action(() =>
//{
// if (pictureBox_image.Image != null)
// {
// pictureBox_image.Image.Dispose();
// }
// Image image = Image.FromFile(filePath);
// pictureBox_image.Image = image;
//}));
}
}
*/
protected override void OnClosed(EventArgs e)
{
base.OnClosed(e);
NETClient.Cleanup();
}
private void textBox_port_KeyPress(object sender, KeyPressEventArgs e)
{
if (e.KeyChar != 8 && !Char.IsDigit(e.KeyChar))
{
e.Handled = true;
}
}
}
}
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