Video Conference Development and Analysis

<? XML version = "1.0" encoding = "UTF-8"?>

<Mx: Application xmlns: MX = "http://www.adobe.com/2006/mxml" layout = "absolute">
<Mx: SCRIPT>
<! [CDATA [
Import flash. Events. netstatusevent;
Import flash.net. netconnection;

Import flash. display. Sprite;
Import flash. Media. camera;
Import flash. Media. video;
Import flash. Text. textfield;
Import MX. Controls. Alert;
Import CN. mediasky. Media .*;

Import flash. display. Sprite;
Import flash. Events .*;
Import flash. Media. Microphone;
Import flash. system. Security;
Import flash. system. securitypanel;
Import flash. Media. Microphone;
Import flash. Media. soundloadercontext;

Private var NC: netconnection;
Private var active_mic: microphone = microphone. getmicrophone ();
Private function connecthandler (): void
{

Trace ("start to connect to the service ");
NC = new netconnection ();
NC. addeventlistener (netstatusevent. net_status, netstatushandler );
NC. Connect ("rtmp: // www.resincrm.com/helloserver ");

}
Public Function closehandler (): void
{
Trace ("close connection ");
NC. Close ();
}
Public Function netstatushandler (Event: netstatusevent): void
{
Trace ("connected is:" + NC. Connected );
Trace ("event.info. Level:" + event.info. Level );
Trace ("event.info. Code:" + event.info. Code );

Switch (event.info. Code)
{
Case "netconnection. Connect. Success ":
Alert. Show ("Congratulations! You're connected "+" \ n ");
Break;
Case "netconnection. Connect. Rejected ":
Trace ("Oops! The connection was rejected "+" \ n ");
Break;
Case "netconnection. Connect. Closed ":
Trace ("thanks! The connection has been closed "+" \ n ");
Break;
}
}

Public var cam: camera;
Public Function checkcambusy (usercam: Camera): void
{
VaR chktime: Number = 0;
VaR intervalid: number;
Function callback (): void
{
If (usercam. currentfps> 0)
{
// Available devices
Clearinterval (intervalid );
}
Else
{
Chktime ++;
If (chktime> 30)
{
// The device is busy
Clearinterval (intervalid );
 
// Alert. Show ("camera occupied ");
}
}

}
Intervalid = setinterval (callback, 50 );
}
Public Function initcamera (): void {
// Initialize the variable.
Cam = camera. getcamera ();
VaR mic: microphone = microphone. getmicrophone ();
// Security. showsettings (securitypanel. Microphone );

Mic. addeventlistener (statusevent. status, this. onmicstatus );

If (mic! = NULL ){
Mic. setuseechosuppression (true );
Mic. setloopback (true); // local noise. If you do not need headphones, an echo is returned.
Mic. addeventlistener (activityevent. Activity, activityhandler );
Mic. addeventlistener (statusevent. Status, statushandler );
}
If (Cam! = NULL)
{
Cam. addeventlistener (statusevent. Status, camerastatushander );
Cam. setmode (160,120, 15 );


Myvid. attachcamera (CAM );
Checkcambusy (CAM );
}
Else
{
Alert. Show ("the camera has been used by other applications. Please close the occupied program and try again! ");
}
}
Public Function onmicstatus (Event: statusevent): void
{
If (event. Code = "microphone. unmuted ")
{
Alert. Show ("microphone accessible .");
}
Else if (event. Code = "microphone. muted ")
{
Alert. Show ("microphone access was denied .");
}
}
Public Function camerastatushander (Event: statusevent): void
{
Switch (event. Code)
{
Case "camera. muted ":
Alert. Show ("the camera user clicked reject '. ");
Break;
Case "camera. unmuted ":
Alert. Show ("the camera user clicked accept '. ");
Break;
}

}
Private function activityhandler (Event: activityevent): void {
Alert. Show ("activityhandler:" + Event );
}

Private function statushandler (Event: statusevent): void {
Alert. Show ("statushandler:" + Event );
}

]>
</MX: SCRIPT>

<Mx: button x = "10" Y = "538" label = "Connect" id = "btnconnect" Click = "connecthandler ();"/>
<Mx: button x = "108" Y = "538" label = "close" id = "btnclose" Click = "closehandler ();"/>
<Mx: Label x = "211" Y = "542" width = "109" id = "lbinfo"/>
<Mx: button x = "10" Y = "468" label = "camera" id = "btnvideo" Click = "initcamera ();"/>

 
<Mx: panel x = "10" Y = "10" width = "183" Height = "165" layout = "absolute" id = "cam1" Title = "yellow and Qing" fontfamily =" arial "fontsize =" 12 "color =" # 0b0d3c ">
<Mx: videodisplay id = "myvid" width = "160" Height = "120"
Creationcomplete = "initcamera ();" x = "0" Y = "0"/>
</MX: Panel>
 
</MX: Application>