Onvif设备搜索 示例源码

【实例简介】

【实例截图】

【核心代码】

// devicediscoveryDlg.cpp : 实现文件
//

#include "stdafx.h"
#include "devicediscovery.h"
#include "devicediscoveryDlg.h"
#include "soapwsddProxy.h"


#ifdef _DEBUG
#define new DEBUG_NEW
#endif


// 用于应用程序“关于”菜单项的 CAboutDlg 对话框

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

	// 对话框数据
	enum { IDD = IDD_ABOUTBOX };

protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV 支持

	// 实现
protected:
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
END_MESSAGE_MAP()


// CdevicediscoveryDlg 对话框




CdevicediscoveryDlg::CdevicediscoveryDlg(CWnd* pParent /*=NULL*/)
: CDialog(CdevicediscoveryDlg::IDD, pParent)
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CdevicediscoveryDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_LIST, m_list);
}

BEGIN_MESSAGE_MAP(CdevicediscoveryDlg, CDialog)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
	ON_BN_CLICKED(IDOK, &CdevicediscoveryDlg::OnBnClickedOk)
	ON_WM_TIMER()
END_MESSAGE_MAP()


// CdevicediscoveryDlg 消息处理程序

BOOL CdevicediscoveryDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// 将“关于...”菜单项添加到系统菜单中。

	// IDM_ABOUTBOX 必须在系统命令范围内。
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// 设置此对话框的图标。当应用程序主窗口不是对话框时，框架将自动
	//  执行此操作
	SetIcon(m_hIcon, TRUE);			// 设置大图标
	SetIcon(m_hIcon, FALSE);		// 设置小图标

	// TODO: 在此添加额外的初始化代码

	m_list.InsertColumn(0, _T("ID"), LVCFMT_LEFT, 100);
	m_list.InsertColumn(1, _T("Device Service Address"), LVCFMT_LEFT, 600);
	m_list.InsertColumn(2, _T("MetadataVersion"), LVCFMT_LEFT, 120);
	m_list.InsertColumn(3, _T("Types"), LVCFMT_LEFT, 250);	
	m_list.InsertColumn(4, _T("UUID"), LVCFMT_LEFT, 300);
	m_list.InsertColumn(5, _T("Scopes"), LVCFMT_LEFT, 1600);

	m_list.SetExtendedStyle(LVS_EX_GRIDLINES | LVS_EX_FULLROWSELECT);

	return TRUE;  // 除非将焦点设置到控件，否则返回 TRUE
}

void CdevicediscoveryDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// 如果向对话框添加最小化按钮，则需要下面的代码
//  来绘制该图标。对于使用文档/视图模型的 MFC 应用程序，
//  这将由框架自动完成。

void CdevicediscoveryDlg::OnPaint()
{
	if (IsIconic())
	{
		CPaintDC dc(this); // 用于绘制的设备上下文

		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);

		// 使图标在工作矩形中居中
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon   1) / 2;
		int y = (rect.Height() - cyIcon   1) / 2;

		// 绘制图标
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

//当用户拖动最小化窗口时系统调用此函数取得光标显示。
//
HCURSOR CdevicediscoveryDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}


void CdevicediscoveryDlg::OnBnClickedOk()
{
	SetDlgItemText(IDC_STATUS, _T("正在搜索设备，大约需要5秒，请耐心等待！"));
	SetTimer(1, 5000, NULL);
	m_list.DeleteAllItems();

	wsddProxy discovery;

	//获取guid(windows下叫guid，linux下叫uuid)，格式为urn:uuid:8-4-4-4-12，由系统随机产生
	static char buf[64] = {0};
	GUID guid;
	if (S_OK == ::CoCreateGuid(&guid)) 
	{
		//如果guid生成成功，则将其转为字符串，保存在buf中
		_snprintf_s(buf, sizeof(buf)
			, "{%08X-%04X-%04x-%02X%02X-%02X%02X%02X%02X%02X%02X}"
			, guid.Data1
			, guid.Data2
			, guid.Data3
			, guid.Data4[0], guid.Data4[1]
		, guid.Data4[2], guid.Data4[3], guid.Data4[4], guid.Data4[5]
		, guid.Data4[6], guid.Data4[7]
		);
	}

	//超过5秒没有数据就退出
	discovery.soap->recv_timeout = 5;

	//给头赋值
	char* wsa_To = "urn:schemas-xmlsoap-org:ws:2005:04:discovery";
	char* wsa_Action = "http://schemas.xmlsoap.org/ws/2005/04/discovery/Probe";
	discovery.soap_header(buf, NULL, NULL, NULL, NULL, wsa_To, wsa_Action, 
		NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL);

	//设置所需寻找设备的类型和范围，二者至少设定一个，否则可能收到非ONVIF设备，出现异常
	discovery.soap_endpoint = "soap.udp://239.255.255.250:3702";
	struct wsdd__ProbeType wsdd__Probe;
	//设置所需设备的类型，tdn为命名空间前缀，为wsdd.nsmap文件中
	//{"tdn","http://www.onvif.org/ver10/network/wsdl"}的tdn，
	//如果不是tdn，而是其它，如ns1，这里也要随之改为ns1
	wsdd__Probe.Types = "tdn:NetworkVideoTransmitter";
	int result = 0, count = 0;
	//通过组播发送Probe探针，发送成功返回0，否则返回-1
	result = discovery.send_Probe(discovery.soap_endpoint, NULL, &wsdd__Probe);
	if(-1 == result){
		AfxMessageBox(_T("Probe发送失败！"));
		return;
	}
	else{	
		struct __wsdd__ProbeMatches tmp;		
		while(1){	
			//接收ProbeMatches，成功返回0，否则返回-1 	
			result = discovery.recv_ProbeMatches(tmp);		
			if(-1 == result){
				//AfxMessageBox(_T("Probe接收失败！"));
				return;
			}
			else{
				//将接收到的数据插入列表中
				CString str;
				str.Format(_T("%d"), count   1);
				m_list.InsertItem(count, str);
				str = tmp.wsdd__ProbeMatches->ProbeMatch->XAddrs;
				m_list.SetItemText(count, 1, str);	
				int val = tmp.wsdd__ProbeMatches->ProbeMatch->MetadataVersion;
				str.Format(_T("%d"), val);
				m_list.SetItemText(count, 2, str);				
				str = tmp.wsdd__ProbeMatches->ProbeMatch->Types;
				m_list.SetItemText(count, 3, str);
				str = tmp.wsdd__ProbeMatches->ProbeMatch->wsa__EndpointReference.Address;
				m_list.SetItemText(count, 4, str);
				str = tmp.wsdd__ProbeMatches->ProbeMatch->Scopes->__item;
				m_list.SetItemText(count, 5, str);
				  count;
			}
		}
		//清除变量
		discovery.destroy();
	}
}

void CdevicediscoveryDlg::OnTimer(UINT_PTR nIDEvent)
{
	SetDlgItemText(IDC_STATUS, _T("搜索设备完成！"));
	CDialog::OnTimer(nIDEvent);
}