[AS3]as3中视频播放器截图功能实现源代码实现

[AS3]as3中视频播放器截图功能实现源代码实现

package  
 
   import Main.*; 
   import flash.display.*; 
   import flash.events.*; 
   import flash.media.*; 
   import flash.net.*; 
   import flash.utils.*; 
 
   public class Main extends Sprite 
   { 
       private var _filePath:String = "/cuplayer/cuplayer.com.flv"; 
       private var _ns:NetStream; 
       private var _bmp:Bitmap; 
       private var _metaDataObj:Object; 
       private var _nc:NetConnection; 
       private var _video:Video; 
 
       public function Main() : void 
       { 
           this._metaDataObj = {}; 
           if (stage) 
           { 
               this.init(); 
           } 
           else 
           { 
               addEventListener(Event.ADDED_TO_STAGE, this.init); 
           } 
           return; 
       } 
 
       private function getMetaData(param1:Object) : void 
       { 
           var _loc_2:Object = null; 
           trace("=CuPlayer.com1==================="); 
           for (_loc_2 in param1) 
           { 
                
               trace(_loc_2, param1[_loc_2]); 
           } 
           trace("=CuPlayer.com2===================="); 
           return; 
       }// end function 
 
       private function init(event:Event = null) : void 
       { 
           removeEventListener(Event.ADDED_TO_STAGE, this.init); 
           this._nc = new NetConnection(); 
           this._nc.connect(null); 
           this._ns = new NetStream(this._nc); 
           thisthis._ns.client = this._metaDataObj; 
           thisthis._metaDataObj.onMetaData = this.getMetaData; 
           this._ns.addEventListener(NetStatusEvent.NET_STATUS, this.onNsConnected); 
           var _loc_2:* = Camera.getCamera(); 
           this._video = new Video(_loc_2.width, _loc_2.height); 
           this._video.smoothing = true; 
           this._video.attachNetStream(this._ns); 
           this._ns.play(this._filePath); 
           addChild(this._video); 
           return; 
       } 
 
       private function pause() : void 
       { 
           this._ns.close(); 
           addChild(this._bmp); 
           thisthis._bmp.x = this._video.width + 5; 
           removeEventListener(Event.ENTER_FRAME, this.captureBmp); 
           return; 
       } 
 
       private function onNsConnected(event:NetStatusEvent) : void 
       { 
           trace(event.info.code); 
           switch(event.info.code) 
           { 
               case "NetStream.Play.Start": 
               { 
                   trace("准备播放"); 
                   setTimeout(this.pause, 1000); 
                   addEventListener(Event.ENTER_FRAME, this.captureBmp); 
                   break; 
               } 
               case "NetStream.Play.StreamNotFound": 
               { 
                   trace("找不到文件"); 
                   break; 
               } 
               case "NetStream.Play.Stop": 
               { 
                   trace("播放已停止"); 
                   break; 
               } 
               default: 
               { 
                   break; 
               } 
           } 
           return; 
       } 
 
       private function captureBmp(event:Event) : void 
       { 
           var _loc_2:* = new BitmapData(this._video.width, this._video.height); 
           _loc_2.draw(this._video); 
           this._bmp = new Bitmap(_loc_2); 
           trace("a"); 
           return; 
       } 
 
   }