基本信息
源码名称：海康威视示例5-获取设备能力集
源码大小：0.20M
文件格式：.rar
开发语言：C#
更新时间：2019-11-01
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源码介绍
海康威视示例5-获取设备能力集
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Diagnostics;
using System.Runtime.InteropServices;
namespace CapabilityCSharpDemo
{
public partial class FormCapability : Form
{
public Int32 m_lUserID = -1;
private bool m_bInitSDK = false;
private uint iLastErr = 0;
private string strErr;
private uint m_dwAbilityType = 0;
private string xmlInput;
public FormCapability()
{
InitializeComponent();
//SDK初始化
m_bInitSDK = CHCNetSDK.NET_DVR_Init();
if (m_bInitSDK == false)
{
MessageBox.Show("NET_DVR_Init error!");
return;
}
else
{
//保存SDK日志 To save the SDK log
CHCNetSDK.NET_DVR_SetLogToFile(3, "C:\\SdkLog\\", true);
}
}
private string GetErrorDescription(uint iErrCode)
{
string strDescription = "";
switch(iErrCode)
{
case 1000:
strDescription = "设备不支持该能力节点的获取";
break;
case 1001:
strDescription = "输出内存不足";
break;
case 1002:
strDescription = "无法找到对应的本地xml";
break;
case 1003:
strDescription = "加载本地xml出错";
break;
case 1004:
strDescription = "设备能力数据格式错误";
break;
case 1005:
strDescription = "能力集类型错误";
break;
case 1006:
strDescription = "XML能力节点格式错误";
break;
case 1007:
strDescription = "输入的能力XML节点值错误";
break;
case 1008:
strDescription = "XML版本不匹配";
break;
default:
break;
}
return strDescription;
}
private void btnGet_Click(object sender, EventArgs e)
{
IntPtr pInBuf;
Int32 nSize;
if (xmlInput == null)
{
pInBuf = IntPtr.Zero;
nSize = 0;
}
else
{
nSize = xmlInput.Length;
pInBuf = Marshal.AllocHGlobal(nSize);
pInBuf = Marshal.StringToHGlobalAnsi(xmlInput);
}
int XML_ABILITY_OUT_LEN = 3 * 1024 * 1024;
IntPtr pOutBuf = Marshal.AllocHGlobal(XML_ABILITY_OUT_LEN);
if (!CHCNetSDK.NET_DVR_GetDeviceAbility(m_lUserID, m_dwAbilityType, pInBuf, (uint)nSize, pOutBuf, (uint)XML_ABILITY_OUT_LEN))
{
iLastErr = CHCNetSDK.NET_DVR_GetLastError();
strErr = "NET_DVR_GetDeviceAbility failed, error code= " iLastErr "\r\n" GetErrorDescription(iLastErr);
//获取设备能力集失败，输出错误号 Failed to get the capability set and output the error code
textBoxCapability.Text = strErr;
}
else
{
string strOutBuf = Marshal.PtrToStringAnsi(pOutBuf, XML_ABILITY_OUT_LEN);
strOutBuf = strOutBuf.Replace(">\n<", ">\r\n<");
textBoxCapability.Text = strOutBuf;
}
Marshal.FreeHGlobal(pInBuf);
Marshal.FreeHGlobal(pOutBuf);
}
private void FormCapability_Load(object sender, EventArgs e)
{
}
private void btnLogin_Click(object sender, EventArgs e)
{
if (m_lUserID < 0)
{
string DVRIPAddress = textBoxIP.Text;
Int16 DVRPortNumber = Int16.Parse(textBoxPort.Text);
string DVRUserName = textBoxUserName.Text;
string DVRPassword = textBoxPassword.Text;
CHCNetSDK.NET_DVR_DEVICEINFO_V30 m_struDeviceInfo = new CHCNetSDK.NET_DVR_DEVICEINFO_V30();
m_lUserID = CHCNetSDK.NET_DVR_Login_V30(DVRIPAddress, DVRPortNumber, DVRUserName, DVRPassword, ref m_struDeviceInfo);
if (m_lUserID == -1)
{
iLastErr = CHCNetSDK.NET_DVR_GetLastError();
strErr = "NET_DVR_Login_V30 failed, error code= " iLastErr;
//登录失败，输出错误号 Failed to login and output the error code
MessageBox.Show(strErr);
return;
}
else
{
comboBoxCapability.SelectedIndex = 0;
btnLogin.Text = "注销 Logout";
}
}
else
{
if (!CHCNetSDK.NET_DVR_Logout(m_lUserID))
{
iLastErr = CHCNetSDK.NET_DVR_GetLastError();
strErr = "NET_DVR_Logout failed, error code= " iLastErr; //注销登录失败，输出错误号 Failed to logout and output the error code
MessageBox.Show(strErr);
}
else
{
btnLogin.Text = "登录 Login";
m_lUserID = -1;
comboBoxCapability.SelectedIndex = -1;
comboBoxCapability.Text = "";
textBoxCapability.Text = "";
}
}
}
private void comboBoxCapability_SelectedIndexChanged(object sender, EventArgs e)
{
switch (comboBoxCapability.SelectedIndex)
{
case 0: //软硬件能力
m_dwAbilityType = CHCNetSDK.DEVICE_SOFTHARDWARE_ABILITY;
break;
case 1: //Wifi能力
m_dwAbilityType = CHCNetSDK.DEVICE_NETWORK_ABILITY;
break;
case 2: //编码能力
m_dwAbilityType = CHCNetSDK.DEVICE_ENCODE_ALL_ABILITY_V20;
xmlInput = "<AudioVideoCompressInfo><AudioChannelNumber>1</AudioChannelNumber><VoiceTalkChannelNumber>1</VoiceTalkChannelNumber><VideoChannelNumber>1</VideoChannelNumber></AudioVideoCompressInfo>";
break;
case 3: //设备前端参数能力
m_dwAbilityType = CHCNetSDK.IPC_FRONT_PARAMETER_V20;
xmlInput = "<CAMERAPARA><ChannelNumber>1</ChannelNumber></CAMERAPARA>";
break;
case 4: //Raid能力
m_dwAbilityType = CHCNetSDK.DEVICE_RAID_ABILITY;
break;
case 5: //设备报警能力
m_dwAbilityType = CHCNetSDK.DEVICE_ALARM_ABILITY;
xmlInput = "<AlarmAbility version='2.0'><channelID>1</channelID></AlarmAbility>";
break;
case 6: //设备数字通道能力
m_dwAbilityType = CHCNetSDK.DEVICE_DYNCHAN_ABILITY;
xmlInput = "<DynChannelAbility version='2.0'><channelNO>1</channelNO></DynChannelAbility>";
break;
case 7: //设备用户管理参数能力
m_dwAbilityType = CHCNetSDK.DEVICE_USER_ABILITY;
xmlInput = "<UserAbility version='2.0'/>";
break;
case 8: //设备网络应用参数能力
m_dwAbilityType = CHCNetSDK.DEVICE_NETAPP_ABILITY;
xmlInput = "<NetAppAbility version='2.0'></NetAppAbility>";
break;
case 9: //设备图像参数能力
m_dwAbilityType = CHCNetSDK.DEVICE_VIDEOPIC_ABILITY;
xmlInput = "<VideoPicAbility version='2.0'><channelNO>1</channelNO></VideoPicAbility>";
break;
case 10: //设备JPEG抓图能力
m_dwAbilityType = CHCNetSDK.DEVICE_JPEG_CAP_ABILITY;
xmlInput = "<JpegCaptureAbility version='2.0'><channelNO>1</channelNO></JpegCaptureAbility>";
break;
case 11: //设备RS232和RS485串口能力
m_dwAbilityType = CHCNetSDK.DEVICE_SERIAL_ABILITY;
xmlInput = "<SerialAbility version='2.0'/>";
break;
case 12: //报警事件处理能力集
m_dwAbilityType = CHCNetSDK.DEVICE_ABILITY_INFO;
xmlInput = "<EventAbility version='2.0'><channelNO>1</channelNO></EventAbility>";
break;
default:
m_dwAbilityType = 0;
break;
}
textBoxCapability.Text = "";
}
}
}