基本信息
源码名称：海康威视网络摄像机客户端 实例源码(基于SDK)
源码大小：13.16M
文件格式：.zip
开发语言：C#
更新时间：2019-02-15
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源码介绍
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace Camera
{
public partial class Main : Form
{
private Int32 m_iPreviewType = 1;
private IntPtr m_ptrRealHandle;
private CHCNetSDK.REALDATACALLBACK m_fRealData = null;
private Int32 m_lRealHandle = 1;
private CHCNetSDK.NET_DVR_CLIENTINFO lpClientInfo;
public Main()
{
InitializeComponent();
}
private void Main_Load(object sender, EventArgs e)
{
shIP.Text = "设备IP:" Login.IP;
shPort.Text = "端口:" Login.Port;
shName.Text = "用户:" Login.Username;
Information.Text = "";
}
private void Main_FormClosed(object sender, FormClosedEventArgs e)
{
Application.Exit();
}
private void shIP_Click(object sender, EventArgs e)
{
}
private void shPort_Click(object sender, EventArgs e)
{
}
private void shName_Click(object sender, EventArgs e)
{
}
private void Exit_Click(object sender, EventArgs e)
{
CHCNetSDK.NET_DVR_Logout(Login.result);
CHCNetSDK.NET_DVR_Cleanup();
Application.Exit();
}
private void Relogin_Click(object sender, EventArgs e)
{
Login login = new Login();
CHCNetSDK.NET_DVR_Logout(Login.result);
CHCNetSDK.NET_DVR_Cleanup();
login.Show();
this.Hide();
}
private void view_Click(object sender, EventArgs e)
{
}
/*预览有两种模式，在于是否传入码回调函数，具体区别可以查阅SDK操作手册，NET_DVR_RealPlay_V30()的返回值
为错误码，可以根据返回的错误码来进行下一步操作(码流是指视频文件在单位时间内使用的数据流量)*/
private void Previewbtn_Click(object sender, EventArgs e)
{
lpClientInfo.lChannel = 1;
lpClientInfo.lLinkMode = 0x0000;
lpClientInfo.sMultiCastIP = "";
if (Previewbtn.Text == "预览")
{
if (m_iPreviewType == 0) // use by callback
{
lpClientInfo.hPlayWnd = IntPtr.Zero;
m_ptrRealHandle = RealPlayWnd.Handle;
m_fRealData = new CHCNetSDK.REALDATACALLBACK(RealDataCallBack);
IntPtr pUser = new IntPtr();
m_lRealHandle = CHCNetSDK.NET_DVR_RealPlay_V30(Login.result, 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(Login.result, ref lpClientInfo, null, pUser, 1);
}
if (m_lRealHandle == -1)
{
uint nError = CHCNetSDK.NET_DVR_GetLastError();
Information.Text = "发生错误，错误代码：" nError System.Environment.NewLine;
}
if (m_lRealHandle != -1)
{
Information.Text = "正在预览..." System.Environment.NewLine;
Previewbtn.Text = "停止预览";
}
}
else
{
bool result = CHCNetSDK.NET_DVR_StopRealPlay(m_lRealHandle);
if (result == true)
{
Information.Text = "预览结束" System.Environment.NewLine;
RealPlayWnd.Image = null;
Previewbtn.Text = "预览";
}
}
}
/*截图和录像的存放目录保存在与exe文件同文件夹下的path.txt中，在截图和录像之前先从
TXT中取出路径，将系统时间作为文件名。使用的是NET_DVR_CaptureJPEGPicture()和
NET_DVR_SaveRealData()函数*/
private void button1_Click(object sender, EventArgs e)
{
CHCNetSDK.NET_DVR_JPEGPARA jpgpa = new CHCNetSDK.NET_DVR_JPEGPARA();
jpgpa.wPicSize = 5;
jpgpa.wPicQuality = 2;
DateTime time=DateTime.Now;
folder data = new folder();
data.Read();
if (data.data[0] == "" || data.data[1] == "")
{
Information.Text = "请先指定截图存放目录！" System.Environment.NewLine;
return;
}
string src = data.data[0] "/" time.ToString("yyyy-MM-dd-hh-mm-ss") ".jpeg";
bool result = CHCNetSDK.NET_DVR_CaptureJPEGPicture(Login.result, 1, ref jpgpa,src);
if (result == false)
{
Information.Text = "拍照失败！" System.Environment.NewLine; //摄像机拍照失败
uint nError = CHCNetSDK.NET_DVR_GetLastError();
Information.Text = "发生错误，错误代码：" nError System.Environment.NewLine;
if(nError==34)
{ Information.Text = "请检查截图存放目录！" System.Environment.NewLine; }
}
else
{
Information.Text = "图片已保存到:" src System.Environment.NewLine;
}
//结束操作
}
public delegate void MyDebugInfo(string str);
public void RealDataCallBack(Int32 lRealHandle, UInt32 dwDataType, ref byte pBuffer, UInt32 dwBufSize, IntPtr pUser)
{
}
public void DebugInfo(string str)
{
if (str.Length > 0)
{
str = "\n";
}
}
/// 视频录像
private void recordbtn_Click(object sender, EventArgs e)
{
DateTime time = DateTime.Now;
folder data = new folder();
data.Read();
if (data.data[0] == "" || data.data[1] == "")
{
Information.Text = "请先指定录像存放目录！" System.Environment.NewLine;
return;
}
string src = data.data[1] "/" time.ToString("yyyy-MM-dd-hh-mm-ss") ".mp4";
if (recordbtn.Text =="视频录像" )
{
bool result = CHCNetSDK.NET_DVR_SaveRealData(m_lRealHandle, src);
if(result ==true)
{
recordbtn.Text = "停止录像";
Information.Text = "录像开始！" System.Environment.NewLine;
}
else
{
Information.Text = "录像失败！" System.Environment.NewLine;
uint nError = CHCNetSDK.NET_DVR_GetLastError();
Information.Text = "发生错误，错误代码：" nError System.Environment.NewLine;
if (nError == 12)
{ Information.Text = "请先开启预览！" System.Environment.NewLine; }
else if (nError == 34)
{ Information.Text = "请检查录像存放目录！" System.Environment.NewLine; }
}
}
else
{
if (CHCNetSDK.NET_DVR_StopSaveRealData(m_lRealHandle) == true)
{
recordbtn.Text = "视频录像";
Information.Text = "录像已保存到:" src System.Environment.NewLine;
}
else
{
Information.Text = "结束录像失败！" System.Environment.NewLine;
uint nError = CHCNetSDK.NET_DVR_GetLastError();
Information.Text = "发生错误，错误代码：" nError System.Environment.NewLine;
}
}
}
/*调整焦距和镜头距离是同一个函数，区别为传入的控制命令不同，各种控制命令查看
SDK操作手册，这几个按钮可以点击也可以长按，长按时启动MouseDown事件，并使用timer计时，
* 每隔一定的时间间隔就运行NET_DVR_PTZControl()函数，通过MouseUp事件结束计时，实现动态调焦和调距*/
private void Information_TextChanged(object sender, EventArgs e)
{
}
private void zoom_in_button_Click(object sender, EventArgs e)
{
bool result = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle,11,0);
if(result==false)
{
uint nError = CHCNetSDK.NET_DVR_GetLastError();
if (nError == 12)
{ Information.Text = "请先启动预览！" System.Environment.NewLine; }
}
bool result1 = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle, 11, 1);
}
private void zoom_out_button_Click(object sender, EventArgs e)
{
bool result = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle, 12, 0);
if (result == false)
{
uint nError = CHCNetSDK.NET_DVR_GetLastError();
if (nError == 12)
{ Information.Text = "请先启动预览！" System.Environment.NewLine; }
}
bool result1 = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle, 12, 1);
}
private void timer_in_Tick(object sender, EventArgs e)
{
bool result = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle, 11, 0);
if (result == false)
{
uint nError = CHCNetSDK.NET_DVR_GetLastError();
if (nError == 12)
{ Information.Text = "请先启动预览！" System.Environment.NewLine; }
}
bool result1 = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle, 11, 1);
}
private void timer_out_Tick(object sender, EventArgs e)
{
bool result = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle, 12, 0);
if (result == false)
{
uint nError = CHCNetSDK.NET_DVR_GetLastError();
if (nError == 12)
{ Information.Text = "请先启动预览！" System.Environment.NewLine; }
}
bool result1 = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle, 12, 1);
}
private void zoom_in_button_MouseDown(object sender, MouseEventArgs e)
{
this.timer_in.Interval = 1;
this.timer_in.Enabled = true;
}
private void zoom_in_button_MouseUp(object sender, MouseEventArgs e)
{
this.timer_in.Enabled = false;
}
private void zoom_out_button_MouseDown(object sender, MouseEventArgs e)
{
this.timer_out.Interval = 1;
this.timer_out.Enabled = true;
}
private void zoom_out_button_MouseUp(object sender, MouseEventArgs e)
{
this.timer_out.Enabled = false;
}
private void focus_near_btn_Click(object sender, EventArgs e)
{
bool result = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle, 13, 0);
if (result == false)
{
uint nError = CHCNetSDK.NET_DVR_GetLastError();
if (nError == 12)
{ Information.Text = "请先启动预览！" System.Environment.NewLine; }
}
bool result1 = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle, 13, 1);
}
private void focus_far_btn_Click(object sender, EventArgs e)
{
bool result = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle, 14, 0);
if (result == false)
{
uint nError = CHCNetSDK.NET_DVR_GetLastError();
if (nError == 12)
{ Information.Text = "请先启动预览！" System.Environment.NewLine; }
}
bool result1 = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle, 14, 1);
}
private void timer_far_Tick(object sender, EventArgs e)
{
bool result = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle, 14, 0);
if (result == false)
{
uint nError = CHCNetSDK.NET_DVR_GetLastError();
if (nError == 12)
{ Information.Text = "请先启动预览！" System.Environment.NewLine; }
}
bool result1 = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle, 14, 1);
}
private void timer_near_Tick(object sender, EventArgs e)
{
bool result = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle, 13, 0);
if (result == false)
{
uint nError = CHCNetSDK.NET_DVR_GetLastError();
if (nError == 12)
{ Information.Text = "请先启动预览！" System.Environment.NewLine; }
}
bool result1 = CHCNetSDK.NET_DVR_PTZControl(m_lRealHandle, 13, 1);
}
private void focus_near_btn_MouseDown(object sender, MouseEventArgs e)
{
this.timer_near.Interval = 1;
this.timer_near.Enabled = true;
}
private void focus_near_btn_MouseUp(object sender, MouseEventArgs e)
{
this.timer_near.Enabled = false;
}
private void focus_far_btn_MouseDown(object sender, MouseEventArgs e)
{
this.timer_far.Interval = 1;
this.timer_far.Enabled = true;
}
private void focus_far_btn_MouseUp(object sender, MouseEventArgs e)
{
this.timer_far.Enabled = false;
}
private void reset_btn_Click(object sender, EventArgs e)
{
bool result = CHCNetSDK.NET_DVR_ResetLens(m_lRealHandle,1);
}
private void focus_help_btn_Click(object sender, EventArgs e)
{
bool result = CHCNetSDK.NET_DVR_FocusOnePush(m_lRealHandle, 1);
}
private void button1_Click_1(object sender, EventArgs e)
{
FolderDialog aa=new FolderDialog ();
aa.DisplayDialog ();
MessageBox.Show(aa.Path);
}
private void button2_Click(object sender, EventArgs e)
{
Set_Form set = new Set_Form();
set.Show();
}
private void flowLayoutPanel1_Paint(object sender, PaintEventArgs e)
{
}
private void groupBox2_Enter(object sender, EventArgs e)
{
}
}
}