[DispIdAttribute(5)]
string Address {get;}
A System.String value that represents the IP address of the device that originated this connection.
Restrictions to specific IP addresses can be added using the properties and methods of the ILMNetSnk object.
using Leadtools;
using Leadtools.Multimedia;
using LeadtoolsMultimediaExamples.Fixtures;
public bool _result = false;
public CaptureAndPlayCtrlForm _serverAndClient = new CaptureAndPlayCtrlForm();
CaptureCtrl _captureCtrl;
PlayCtrl _playCtrl;
LMNetMux _pMux;
LMNetSnk _pSink;
const string _networkUrl = @"ltsf://127.0.0.1:27015"; // network stream url
const string _networkAuthenticatedUrl = @"ltsf://User1:P99999@127.0.0.1:27015"; // network stream url
const string TestMessage = "LEAD NETWORK";
public void RequireLoginExample()
{
// reference the capture control
_captureCtrl = _serverAndClient.CaptureCtrl;
// reference the play control
_playCtrl = _serverAndClient.PlayCtrl;
try
{
// try to find a video camera
if (_captureCtrl.VideoDevices["Logitech"] == null)
throw new Exception("No Logitech video device available");
_captureCtrl.VideoDevices["Logitech"].Selected = true;
// select a video compressor
_captureCtrl.VideoCompressors.Mpeg4.Selected = true;
// set the target output file
_captureCtrl.TargetFormat = TargetFormatType.NET;
_captureCtrl.TargetFile = _networkUrl;
if (_captureCtrl.IsModeAvailable(CaptureMode.Video))
{
// here we will only capture 15 seconds for this example.
// in a real application, you would not normally want to
// set the time limit for capture.
_captureCtrl.TimeLimit = 15;
_captureCtrl.UseTimeLimit = true;
// enable preview
_captureCtrl.Preview = true;
// subscribe to the started event for this example
// we will connect a client after the capture starts
_captureCtrl.Started += new EventHandler(CaptureCtrl_Started);
// subcribe to the media event for the player
_playCtrl.MediaEvent += new MediaEventHandler(PlayCtrl_MediaEvent);
// ready the capture graph in order to get the LNMetMux instance
_captureCtrl.ReadyCapture(CaptureMode.Video);
// get the network multiplexer reference
_pMux = _captureCtrl.GetSubObject(CaptureObject.TargetFilter) as LMNetMux;
if (_pMux != null)
{
// set some mux settings
_pMux.LiveSource = true;
}
// get the network sink reference
_pSink = _captureCtrl.GetSubObject(CaptureObject.Sink) as LMNetSnk;
if (_pSink != null)
{
// set some mux settings
_pSink.RequireLogin = true;
_pSink.UseEncryption = LMNetSnkLib.NetSnk_Encryption.NetSnk_Encryption_None;
// clear all user registrations
_pSink.RemoveAllUsers();
// setup up user logins
AddModifyUsers();
// enumeration users
EnumerateUsers();
// add a restriction
AddRestriction();
// test timer for connection checking
_serverAndClient.TestTimer.Interval = 10000;
_serverAndClient.TestTimer.Start();
_serverAndClient.TestTimer.Tick += new EventHandler(ConnectionChecker);
}
// start capture
_captureCtrl.StartCapture(CaptureMode.Video);
// we'll loop on the state and pump messages for this example.
// but you should not need to if running from a Windows Forms application.
while (_captureCtrl.State == CaptureState.Running
|| _playCtrl.State == PlayState.Running)
{
Application.DoEvents();
}
// release the mux and demux COM objects
if (_pMux != null)
Marshal.ReleaseComObject(_pMux);
if (_pSink != null)
Marshal.ReleaseComObject(_pSink);
}
}
catch (Exception ex)
{
_result = false;
}
}
private void AddModifyUsers()
{
// early out if we could not get the sink interface
if (_pSink == null)
return;
// get the current connection list version
int oldVers = _pSink.ConnectionVersion;
// add a user
_pSink.AddUser("User1", "P12345");
// get the current connection list version
int newVers = _pSink.ConnectionVersion;
// add another user
_pSink.AddUser("User2", "P67890");
// find a user
int user1Id = _pSink.FindUser("User1");
// set user 1's password -- was set above in the AddUser call
// but we will change it here for demonstration purposes
_pSink.SetPassword(user1Id, "P99999");
// remove User2 from the registered users list
int user2Id = _pSink.FindUser("User2");
_pSink.RemoveUser(user2Id);
}
private void EnumerateUsers()
{
// get the current user count
int userCount = _pSink.UserCount;
// verify that we have two users now
_result = (userCount == 1);
// demostrate enumeration registered users
for (int i = 0; i < userCount; i++)
{
// do something with user names and passwords
string userName = _pSink.GetUsername(i);
string passWord = _pSink.GetPassword(i);
}
}
private void AddRestriction()
{
// add a restriction to the client which has the IP = 10.0.0.5
// this will not allow a connection from this address.
// get number of restrictions
int oldRestCount = _pSink.RestrictionCount;
// Number of restrictions we have.
int restrictCount = _pSink.AddRestriction("10.0.0.5");
// get number of restrictions
int newRestCount = _pSink.RestrictionCount;
// verify that we have a new restriction count
_result &= (oldRestCount != newRestCount);
// enumeration restrictions (demonstration purposes)
for (int i = 0; i < restrictCount; i++)
{
string restAddress = _pSink.GetRestriction(i);
// do something with Restriction
}
// find our restriction we added above
int restriction = _pSink.FindRestriction("10.0.0.5");
// remove it
_pSink.RemoveRestriction(restriction);
// remove all restrictions (demonstration purposes)
_pSink.RemoveAllRestrictions();
}
void CaptureCtrl_Started(object sender, EventArgs e)
{
StartClient();
}
private void StartClient()
{
try
{
// connect a client
_playCtrl.SourceFile = _networkAuthenticatedUrl;
}
catch (Exception ex)
{
_result = false;
Console.WriteLine("Player (Client) Exception: {0}", ex.Message);
}
}
void ConnectionChecker(object sender, EventArgs e)
{
_serverAndClient.TestTimer.Stop();
// get number of users connected to the server
int connCount = _pSink.ConnectionCount;
// get the first connection (demonstration purposes)
ILMNetSnkConnection pcon = _pSink.FindConnection(1);
// release it -- it is a COM object you know!
Marshal.ReleaseComObject(pcon);
// get the first connection
pcon = _pSink.FirstConnection;
// check all connections with the server
while (pcon != null)
{
ILMNetSnkConnection pnext = pcon.NextConnection;
long id = pcon.ID;
string userName = pcon.Username;
string connAddr = pcon.Address;
// check if connection is enabled or not
// it should be, we just enabled it above
bool enabled = pcon.Enabled;
// is it connected
bool connected = pcon.Connected;
// check if this connection is disabled
// and disconnect it if so
if (enabled == false)
{
// close this connection
pcon.Close();
}
Marshal.ReleaseComObject(pcon);
pcon = pnext;
}
// close all connections (demonstration purposes)
_pSink.CloseAll();
_serverAndClient.TestTimer.Start();
}
private void PlayCtrl_MediaEvent(object sender, MediaEventArgs e)
{
if (e.eventCode == MediaEventCode.EC_COMPLETE)
_result &= true;
}