FluorineFx：视频录制及回放(Flash/AS3环境)

如果不考虑安全因素(指任何人都可连接FluorineFx进行视频录制，而不需要登录认证)，其实服务端不用写一行代码，仅需要在apps目录下建一个子目录当作应用，以及在services-config.xml中配置一下rtmp的Channel即可

 

下面这段flash客户端的as3代码，是从FluorineFx官方的Flash AS2示例修改而来的(当然：只一个示例，细节还有很多可优化的地方)

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package {     import fl.controls.Button;     import fl.controls.Label;     import fl.controls.TextInput;     import fl.controls.CheckBox;     import flash.display.Sprite;     import flash.utils.Timer;     import flash.events.ActivityEvent;     import flash.events.TimerEvent;     import flash.events.MouseEvent;     import flash.events.NetStatusEvent;     import flash.events.StatusEvent;     import flash.media.Camera;     import flash.media.Microphone;     import flash.net.NetConnection;     import flash.net.NetStream;     import flash.media.Video;         public class VideoRecord extends Sprite     {         private var _btnRecord:Button;         private var _btnPlay:Button;         private var _btnConnect:Button;         private var _txtVideoFileName:TextInput;         private var _chkAppend:CheckBox;         private var _txtServerUrl:TextInput;         private var _lblResult:Label;         private var _nc:NetConnection = null;         private var _nsPublish:NetStream = null;         private var _nsPlay:NetStream = null;         private var _ncPlay:NetConnection = null;         private var _camera:Camera;         private var _microphone:Microphone;         private var _videoRecord:Video;         private var _videoPlay:Video;         private var _videoIsWorked = false;         private var _timer:Timer;             public function VideoRecord()         {             init();         }           private function init():void         {               this._btnRecord = this.btnRecord;             this._txtVideoFileName = this.videoFileName;             this._chkAppend = this.chk1;             this._chkAppend.label = "追加";             this._btnPlay = btnPlay;             this._btnConnect = btnConnect;             this._txtServerUrl = this.txtServerUrl;             this._lblResult = lblResult;             this._btnRecord.enabled = false;             this._btnRecord.label = "录制";             this._txtVideoFileName.enabled = false;             this._chkAppend.enabled = false;             this._btnPlay.enabled = false;             this._btnPlay.label = "播放";             this._btnConnect.label = "连接";             this._txtServerUrl.text = "rtmp://localhost/VideoRecording";             this._videoRecord = videoRecord;             this._videoPlay = videoPlay;             this._btnConnect.addEventListener(MouseEvent.CLICK, doConnect);         }           //连接服务器;         private function doConnect(e:MouseEvent):void         {               if (this._nc == null)             {                 this._nc = new NetConnection  ;                 this._nc.addEventListener(NetStatusEvent.NET_STATUS, ncNetStatus);             }             this._nc.connect(this._txtServerUrl.text);             this._lblResult.text = "服务器连接中...";         }           //关闭与服务器的连接         private function doCloseConn(e:MouseEvent):void         {             if (this._nc != null)             {                 if (this._nsPublish != null)                 {                     this._nsPublish.attachCamera(null);                 }                 this._videoRecord.attachCamera(null);                 this._videoRecord.attachNetStream(null);                 this._videoRecord.clear();                 this._nc.close();                               this._btnConnect.label = "连接";                 this._btnRecord.enabled = false;                 this._txtVideoFileName.enabled = false;                 this._chkAppend.enabled = false;                 this._videoRecord.clear();                   this._btnConnect.removeEventListener(MouseEvent.CLICK,doCloseConn);                 this._btnConnect.addEventListener(MouseEvent.CLICK,doConnect );                   stopPublish();             }         }           //检测conn对象的状态变化         private function ncNetStatus(e:NetStatusEvent):void         {             //trace(e.info.code);             if (e.info.code == "NetConnection.Connect.Success")             {                 //连接成功                 this._lblResult.text = "服务器已经连接!";                 this._btnConnect.label = "断开";                 this._btnConnect.removeEventListener(MouseEvent.CLICK,doConnect);                 this._btnConnect.addEventListener(MouseEvent.CLICK, doCloseConn);                 this._camera = Camera.getCamera();                 if (_camera == null)                 {                     this._lblResult.text = "未安装摄像头!";                     return;                 }                   _camera.addEventListener(StatusEvent.STATUS, cameraStatusHandler);                 _camera.addEventListener(ActivityEvent.ACTIVITY, cameraActivityHandler);                 this._videoRecord.attachCamera(this._camera);                   //点击"断开"后后，又重新点击"连接";                 if (_videoIsWorked)                 {                     //恢复控件的可用性;                     this._txtVideoFileName.enabled = true;                     this._chkAppend.enabled = true;                     this._btnRecord.enabled = true;                       if (this._txtVideoFileName.text == "")                     {                         //this._txtVideoFileName.text = Math.round(Math.random() * 10000).toString();                         this._txtVideoFileName.text = "demo";                     }                     this._btnRecord.label = "录制";                     this._btnRecord.removeEventListener(MouseEvent.CLICK,prepareStopRecord);                     this._btnRecord.addEventListener(MouseEvent.CLICK, startRecord);                 }             }             else if (e.info.code == "NetConnection.Connect.Closed")             {                 this._lblResult.text = "服务器连接已关闭！";             }             else             {                 this._lblResult.text = "错误-服务器连接失败！";             }         }           //用户选择是否摄像头时触发         function cameraStatusHandler(e:StatusEvent):void         {             //trace(e);             if (e.code == "Camera.Muted")             {                 this._lblResult.text = "您不允许使用摄像头!";             }             else if (e.code == "Camera.Unmuted")             {                 this._lblResult.text = "摄像头视频获取中...";                 _timer = new Timer(100,20);//每隔100ms检测摄像头状态，一共检测20次                  cameraActivityHandler(null);             }         }           //摄像头有活动时被触发          private function cameraActivityHandler(e:ActivityEvent):void         {             //trace("cameraActivityHandler被调用!");             if (! _videoIsWorked)             {                 if (_timer != null)                 {                     _timer.addEventListener(TimerEvent.TIMER, checkCamera);                     _timer.addEventListener(TimerEvent.TIMER_COMPLETE, checkCameraComplete);                     _timer.start();                     //trace("_timer已经启动!");                 }             }         }             //timer回调函数，用于检测摄像头设备是否正确         function checkCamera(e:TimerEvent):void         {             this._lblResult.text = "摄像头视频获取中...";             if (this._camera.currentFPS > 0)             {                 _timer.stop();                 _videoIsWorked = true;                 this._lblResult.text = "摄像头工作正常";                   //恢复控件的可用性;                 this._txtVideoFileName.enabled = true;                 this._chkAppend.enabled = true;                 this._btnRecord.enabled = true;                   if (this._txtVideoFileName.text == "")                 {                     //this._txtVideoFileName.text = Math.round(Math.random() * 10000).toString();                     this._txtVideoFileName.text = "demo";                 }                 this._btnRecord.addEventListener(MouseEvent.CLICK, startRecord);             }         }           //开始录制         private function startRecord(e:MouseEvent):void         {             //trace("开始录制,_nsPublish=",_nsPublish);             if (this._nsPublish == null)             {                 //trace("重新创建ns");                 _nsPublish = new NetStream(this._nc);             }             this._nsPublish.attachCamera(this._camera);             this._nsPublish.publish(this._txtVideoFileName.text, this._chkAppend.selected ? "append" : "record");             this._nsPublish.addEventListener(NetStatusEvent.NET_STATUS, nsPublishNetStatus);             //缓冲20秒;             this._nsPublish.bufferTime = 20;               }           private function nsPublishNetStatus(e:NetStatusEvent):void         {             //trace(e.info.code);             if (e.info.code == "NetStream.Play.StreamNotFound" || e.info.code == "NetStream.Play.Failed" || e.info.code == "NetStream.Publish.BadName")             {                 this._lblResult.text = "推送失败，原因：" + e.info.code;               }             else if (e.info.code == "NetStream.Record.Start" || e.info.code == "NetStream.Buffer.Empty")             {                 //录制开始                 this._btnRecord.removeEventListener(MouseEvent.CLICK, startRecord);                 this._btnRecord.addEventListener(MouseEvent.CLICK, prepareStopRecord);                 this._lblResult.text = "正在录制...";                 this._btnRecord.label = "停止";                   //录制时，禁止回放                 this._btnPlay.enabled = false;                 //this._btnPlay.label = "播放";                 this._btnPlay.removeEventListener(MouseEvent.CLICK,this.doStopPlay);                 this._btnPlay.addEventListener(MouseEvent.CLICK,this.doPlay);             }         }           private function nsPlayNetStatus(e:NetStatusEvent):void         {             //trace(e.info.code);             //失败             if (e.info.code == "NetStream.Play.StreamNotFound" || e.info.code == "NetStream.Play.Failed")             {               }             else if (e.info.code=="NetStream.Play.Start")             {               }         }           private function doStopPlay(e:MouseEvent):void         {             if (this._nsPlay != null)             {                 this._videoPlay.attachNetStream(null);                              this._videoPlay.clear();                 this._ncPlay.close();                 this._ncPlay = null;                 this._nsPlay.close();                 this._nsPlay = null;                                                  this._btnPlay.label = "播放";                 this._btnPlay.removeEventListener(MouseEvent.CLICK,doStopPlay);                 this._btnPlay.addEventListener(MouseEvent.CLICK,doPlay);                 //trace("已经停止!");             }           }             function doPlay(e:MouseEvent):void         {             if (this._ncPlay == null)             {                 this._ncPlay = new NetConnection();                 this._ncPlay.addEventListener(NetStatusEvent.NET_STATUS,ncPlayNetStatus);                 this._ncPlay.connect(this._txtServerUrl.text);             }         }             private function ncPlayNetStatus(e:NetStatusEvent):void         {             if (e.info.code == "NetConnection.Connect.Success")             {                 if (this._nsPlay == null)                 {                     //trace("_nsPlay已经创建!");                     this._nsPlay = new NetStream(this._ncPlay);                     this._nsPlay.addEventListener(NetStatusEvent.NET_STATUS, nsPlayNetStatus);                                           var _client:Object = new Object();                     _client.onMetaData = nsPlayOnMetaData;                     _client.onPlayStatus = nsPlayOnPlayStatus;                     this._nsPlay.client = _client;                     this._nsPlay.bufferTime = 5;                       this._nsPlay.play(this._txtVideoFileName.text);                     this._videoPlay.attachNetStream(this._nsPlay);                     this._btnPlay.label = "停止";                     this._btnPlay.removeEventListener(MouseEvent.CLICK,doPlay);                     this._btnPlay.addEventListener(MouseEvent.CLICK,doStopPlay);                 }               }         }           private function nsPlayOnMetaData(e:Object):void         {             trace("onmetaData:" + e.duration);         }           private function nsPlayOnPlayStatus(e:Object):void         {             trace("onPlayStatus:" + e.code);               if (e.code == "NetStream.Play.Complete")             {                 trace("播放已经停止");                 this._videoPlay.attachNetStream(null);                 this._videoPlay.clear();                 this._btnPlay.label = "播放";                 this._btnPlay.removeEventListener(MouseEvent.CLICK,doStopPlay);                 this._btnPlay.addEventListener(MouseEvent.CLICK,doPlay);                                   this._ncPlay.close();                 this._ncPlay = null;                 this._nsPlay.close();                 this._nsPlay = null;             }         }           //准备停止录制         private function prepareStopRecord(e:MouseEvent)         {               this._nsPublish.attachCamera(null);             var _bufferLength = this._nsPublish.bufferLength;             //必须等当前缓冲区中的数据全部发送完以后再正式停止             if (_bufferLength > 0)             {                 this._btnRecord.label = "稍等...";                 this._lblResult.text = "正在保存，请稍候...";                 //每0.1秒检查一次                 _timer = new Timer(100);                 _timer.addEventListener(TimerEvent.TIMER, doWait);                 _timer.start();             }             else             {                 //trace("停止!");                 stopPublish();             }         }           //停止发布(录制)         private function stopPublish():void         {             if (this._nsPublish != null)             {                 this._nsPublish.removeEventListener(NetStatusEvent.NET_STATUS, nsPublishNetStatus);                 this._nsPublish.close();                 this._nsPublish = null;             }             this._btnRecord.label = "录制";             this._lblResult.text = "";             this._btnRecord.removeEventListener(MouseEvent.CLICK, prepareStopRecord);             this._btnRecord.addEventListener(MouseEvent.CLICK, startRecord);                 //允许回放;             this._btnPlay.enabled = true;             this._btnPlay.label = "播放";             this._btnPlay.removeEventListener(MouseEvent.CLICK,doStopPlay);             this._btnPlay.addEventListener(MouseEvent.CLICK,doPlay);         }               //等待录制视频缓冲区的数据全部保存到服务器上;         private function doWait(e:TimerEvent)         {             var _bufferLength = this._nsPublish.bufferLength;             if (_bufferLength <= 0)             {                 _timer.removeEventListener(TimerEvent.TIMER, doWait);                 _timer.stop();                 _timer = null;                 stopPublish();             }         }           function checkCameraComplete(e:TimerEvent):void         {             this._lblResult.text = "设备无法使用(有可能被占用)";             _timer.removeEventListener(TimerEvent.TIMER, checkCamera);             _timer.removeEventListener(TimerEvent.TIMER_COMPLETE, checkCameraComplete);             _timer = null;         }       } }

 

界面：

 

示例源代码下载：http://cid-2959920b8267aaca.office.live.com/self.aspx/Flash/VideoRecording.rar