[Fillini]

private var FileSrc:String = "Video.flv";
private var videoStream:NetStream;
private var nc:NetConnection;
 
private var customClient:Object = new Object();
 
private var videoTotalSec:uint;
 
public function setFlv(src:String):void
		{
			FileSrc = src;
 
			removeEventListener(Event.ADDED_TO_STAGE, onAdd);
 
 
			nc = new NetConnection();
			nc.connect(null);
			videoStream = new NetStream(nc);
			videoStream.client = customClient;
			customClient.onMetaData = onMetaDataHandler; 
 
 
 
			//trace(this.playPause);			
			this.videoObject.attachNetStream(videoStream);			
			videoStream.play(FileSrc);
			videoStream.pause();
}
 
private function onMetaDataHandler(metadata:Object):void
		{
			trace("MetaData length: " + metadata.duration);
			videoTotalSec = metadata.duration;
		}

пользуйтесь ))