Flex 视频 图象 处理.doc

Flex采集摄像头照片-增加裁剪功能由于系统中用到的flex采集照片需要裁减功能，就把前几天搜到的Flex源码进行了修改，实现了裁减功能，不过做的比较简单，呵呵！Flex部分: Alertfont-size:12px; !CDATA import mx.events.CloseEvent; import mx.rpc.events.FaultEvent; import mx.rpc.events.ResultEvent; import mx.controls.Alert; private static const DEFAULT_CAMERA_WIDTH:Number = 320; private static const DEFAULT_CAMERA_HEIGHT:Number = 240; private static const DEFAULT_WEBSERVICE_URL:String = http:/localhost:50338/WebSite1/WebService.asmx?WSDL; /WebService地址 private var m_camera:Camera; /定义一个摄像头 private var m_localVideo:Video; /定义一个本地视频 private var m_pictureBitmapData:BitmapData /定义视频截图 public static var MoveMouseblnMove:Boolean = false; public static var blnMove:Boolean = false; Bindable private var m_pictureData:String; private function initApp():void t_btn_Shooting.enabled = false; t_ban_Save.enabled = false; initMouseEvent(); initCamera(); /初始化摄像头 private function initCamera():void m_camera = Camera.getCamera(); if(m_camera != null) m_camera.addEventListener(StatusEvent.STATUS,_onCameraStatusHandler); m_camera.setMode(DEFAULT_CAMERA_WIDTH,DEFAULT_CAMERA_HEIGHT,30); m_localVideo = new Video(); m_localVideo.width = DEFAULT_CAMERA_WIDTH; m_localVideo.height = DEFAULT_CAMERA_HEIGHT; m_localVideo.attachCamera(m_camera); t_vd_Video.addChild(m_localVideo); else Alert.show(没有找到摄像头，是否重新查找。,提示：,Alert.OK|Alert.NO,this,_InitCamera); return; /拍照按钮事件，进行视频截图 private function SnapshotPicture():void var r: Rectangle = new Rectangle(this.t_cv_canvasResize.x, this.t_cv_canvasResize.y, this.t_cv_canvasResize.width, this.t_cv_canvasResize.height); var m: Matrix = new Matrix(1, 0, 0, 1, -Math.ceil(r.x), -Math.ceil(r.y); m_pictureBitmapData = new BitmapData(Math.floor(r.width), Math.floor(r.height); m_pictureBitmapData.draw(t_vd_Video,m); var m_pictureBitmap:Bitmap = new Bitmap(m_pictureBitmapData); t_img_Picture.addChild(m_pictureBitmap); t_panel_Picture.visible = true; t_ban_Save.enabled = true; /保存按钮事件，保存视频截图 /通过WebService保存 private function SavePicture():void m_pictureData = ; for(var i:int = 0; i this.t_cv_canvasResize.width; i+) for(var j:int = 0; j 0) m_pictureData += , + m_pictureBitmapData.getPixel32(i,j).toString(); else m_pictureData = m_pictureBitmapData.getPixel32(i,j).toString(); t_ws_SavePicture.SavePicture.send(); /检测摄像头权限事件 private function _onCameraStatusHandler(event:StatusEvent):void if(!m_camera.muted) t_btn_Shooting.enabled = true; else Alert.show(无法链接到活动摄像头，是否重新检测。,提示：,Alert.OK|Alert.NO,this,_InitCamera); m_camera.removeEventListener(StatusEvent.STATUS,_onCameraStatusHandler); /当摄像头不存在，或连接不正常时重新获取 private function _InitCamera(event:CloseEvent):void if(event.detail = Alert.OK) initApp(); /WebService保存图片成功事件 private function _onSavePictureResult(event:ResultEvent):void /trace(event.result); if(event.result.toString() = 保存成功) Alert.show(event.result.toString(),提示,Alert.OK,this,_onAlertCloseHandler); else Alert.show(event.result.toString(),提示,Alert.OK); /连接WebService失败事件 private function _onSavePictureFault(event:FaultEvent):void /Alert.show(event.fault.toString(),提示,Alert.OK); Alert.show(连接WebService失败。,提示,Alert.OK); /保存图片成功后的弹出窗口确认事件 private function _onAlertCloseHandler(event:CloseEvent):void if(event.detail = Alert.OK) /trace(转向页面); /添加鼠标事件监听 public function initMouseEvent() : void this.t_cv_canvasResize.addEventListener(MouseEvent.MOUSE_DOWN, this.MoveMouseDownHandler); this.t_cv_canvasResize.addEventListener(MouseEvent.MOUSE_UP, this.MoveMouseUpHandler); this.t_cv_canvasParent.addEventListener(MouseEvent.ROLL_OUT, this.ParentMouseOverHandler); this.t_cv_canvasParent.addEventListener(MouseEvent.MOUSE_UP, this.ParentMouseOverHandler); return; / end function public function MoveMouseDownHandler(event:MouseEvent) : void MoveMouseblnMove = true; var _loc_2:Rectangle = new Rectangle(); _loc_2.width = this.t_vd_Video.width - this.t_cv_canvasResize.width; _loc_2.height = this.t_vd_Video.height - this.t_cv_canvasResize.height; this.t_cv_canvasResize.startDrag(false, _loc_2); return; / end function public function MoveMouseUpHandler(event:MouseEvent) : void this.t_cv_canvasResize.stopDrag(); MoveMouseblnMove = true; return; / end function public function ParentMouseOverHandler(event:MouseEvent) : void this.t_cv_canvasResize.stopDrag(); blnMove = false; MoveMouseblnMove = false; return; / end function this.t_cv_canvasResize.width this.t_cv_canvasResize.height m_pictureData WebService部分: WebMethod public string SavePicture(int pic_width, int pic_height, string bitmap_data) try Bitmap m_pic = new Bitmap(pic_width, pic_height); string m_tempPics = bitmap_data.Split(,); for (int i = 0; i pic_width; i+) for (int j = 0; j 24 & 0xFF); int pic_r = (int)(pic_argb 16 & 0xFF); int pic_g = (int)(pic_argb 8 & 0xFF); int pic_b = (int)(pic_argb & 0xFF); m_pic.SetPixel(i, j, Color.FromArgb(pic_a, pic_r, pic_g, pic_b); string filePath = AppDomain.CurrentDomain.SetupInformation.ApplicationBase + Photo; /判断路径是否存在,若不存在则创建路径 DirectoryInfo upDir = new DirectoryInfo(filePath); if (!upDir.Exists) upDir.Create(); /生成随机文件名 Random objRand = new Random(); DateTime date = DateTime.Now; /生成随机文件名 string saveName = date.Year.ToString() + date.Month.ToString() + date.Day.ToString() + date.Hour.ToString() + date.Minute.ToString() + date.Second.ToString() + Convert.ToString(objRand.Next(99) * 97 + 100); string fileName = saveName + .jpg; m_pic.Save(filePath + fileName, ImageFormat.Jpeg); return 保存成功; catch (Exception ex) return ex.Message; flex摄像头拍照 java上传到数据库public void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException response.setContentType(text/html;charset=UTF-8); response.setHeader(Pragma, No-cache); response.setHeader(Cache-Control, no-cache); response.setDateHeader(Expires, 0); String bitmap_data = request.getParameter(bitmap_data); int width = commons.getRequestInt(request.getParameter(width),0); int height = commons.getRequestInt(request.getParameter(height),0); BufferedImage img = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); try int w = width; int h = height; int pixels = new intw * h; String m_tempPics = bitmap_data.split(,); for (int x = 0; x w; x+) for (int y = 0; y 24 & 0xFF); int r = (int) (pic_argb 16 & 0xFF); /右移16位 ，取后8位； int g = (int) (pic_argb 8 & 0xFF); int b = (int) (pic_argb & 0xFF); pixelsy * w + x = new Color(r, g, b, a).getRGB(); img.setRGB(0, 0, w, h, pixels, 0, w); img.flush(); ByteArrayOutputStream bao = new ByteArrayOutputStream(); ImageIO.write(img, jpg, bao); byte data = bao.toByteArray(); Personimage user = new Personimage(); user.setFileContent(data); PersonimageDAO hm = new PersonimageDAO(); hm.save(user); PersonrelationDAO prm = new PersonrelationDAO(); Personrelation pr = prm.findById(new Long(personRelationId); pr.setPersonimageid(user.getId(); pr.setImageflag(1); prm.update(pr); str.append(保存成功); catch (Exception e) e.printStackTrace(); str.append(保存失败); response.setContentType(text/xml); response.getWriter().write(str.toString(); flex视频录制import mx.events.SliderEvent;import mx.events.VideoEvent;import mx.collections.ArrayCollection;import mx.rpc.events.ResultEvent;import mx.core.UIComponent;import flash.events.StatusEvent;import flash.events.SecurityErrorEvent;import flash.media.Camera;import flash.media.Microphone;import .NetConnection;/由于fms使用的是amf0而flex3中的as3默认使用的是amf3.所以要让flex使用AFM0NetConnection.defaultObjectEncoding = .ObjectEncoding.AMF0;/视频服务端地址private var _videoServerURL:String = “rtmp:/07/test”;private var _camera:Camera; /定义一个摄像头private var _mic:Microphone; /定义一个麦克风private var _localVideo:Video; /定义一个本地视频private var _netConnection:NetConnection;private var _outStream:NetStream; /定义一个输出流private var _inStream:NetStream; /定义一个输入流private var isplaying:Boolean=false; /定义是否正在播放标记private var isrecing:Boolean = false; /定义是否正在录制标记private var ispauseing:Boolean = false; /定义是否正在暂停标记private var _duration:Number; /定义视频持续时间private var playPosition:Number; /定义播放进度位置private var soundPosition:Number; /定义声音大小控制条的位置private function playinit():voidt_hs_control.enabled=false;t_btn_play.enabled = false;t_btn_stop.enabled = false;t_btn_rec.enabled = false;t_btn_save.enabled = false;t_lbl_rec.visible = false;initCameraAndMic(); /初始化摄像头/初始化摄像头/判断是否存在摄像头和访问权限private function initCameraAndMic():void_camera = Camera.getCamera();if(_camera != null)_camera.addEventListener(StatusEvent.STATUS,_onStatusHandler);_camera.setMode(320,420,30);/t_flv_video.attachCamera(_camera);_localVideo = new Video();_localVideo.width = 320;_localVideo.height = 240;_localVideo.attachCamera(_camera);t_flv_video.addChild(_localVideo);_mic = Microphone.getMicrophone();if(_mic != null)/未添加侦听麦克连接状态/设置本自本地的麦克风的音频传送到本地系统扬声器/*_mic.setUseEchoSuppression(true);_mic.setLoopBack(true);*/_mic.setSilenceLevel(0,-1); /设置麦克风保持活动状态并持续接收集音频数据_mic.gain = 80; /设置麦克风声音大小/开始录制视频/检测网络连接状态private function beginOrShowRecVideo():void_netConnection = new NetConnection();_netConnection.addEventListener(NetStatusEvent.NET_STATUS,_onNetStatusHandler);_netConnection.addEventListener(SecurityErrorEvent.SECURITY_ERROR,_onSecurityErrorHandler);_netConnection.connect(_videoServerURL);/录制视频，向服务器传送视频及音频流private function beginRecConnectStream():voidif(_localVideo != null)_localVideo.clear();t_flv_video.removeChild(_localVideo);_localVideo = new Video();_localVideo.width = 320;_localVideo.height = 240;_localVideo.attachCamera(_camera);t_flv_video.addChild(_localVideo);_outStream = new NetStream(_netConnection);_outStream.attachCamera(_camera);_outStream.attachAudio(_mic);_outStream.publish(”testVideo”,”record”);/播放视频private function showRecConnectStream():void_inStream = new NetStream(_netConnection);_inStream.addEventListener(NetStatusEvent.NET_STATUS,_onNetStatusHandler);_inStream.addEventListener(AsyncErrorEvent.ASYNC_ERROR,_onStreamErrorHandler);/定义onMetaData，获取视频相关数据var customClient:Object = new Object();customClient.onMetaData = function(metadata:Object):void_duration = metadata.duration; /获取视频持续时间t_hs_control.maximum = _duration; /设置播放进度条最大值_inStream.client = customClient;/删除原_localVideo，便于在录制和播放视频之间切换_localVideo.clear();t_flv_video.removeChild(_localVideo);_localVideo = new Video();_localVideo.width = 320;_localVideo.height = 240;_localVideo.attachNetStream(_inStream);_inStream.play(”testVideo”);t_flv_video.addChild(_localVideo);/播放按钮点击后事件：播放视频，同时分析是否播放来调整BUTTON上的标签，显示为播放或者暂停；/并监听播放器private function flvplay(event:Event):voidt_hs_control.enabled=true;t_btn_stop.enabled = true;t_btn_rec.enabled = false;if(!isplaying)isplaying = true;beginOrShowRecVideo();else_inStream.togglePause(); /自动在停止和播放之间切换if(isplaying)if(ispauseing)t_btn_play.label=”播放”else t_btn_play.label=”暂停”ispauseing = !ispauseing;addEventListener(Event.ENTER_FRAME,_onEnterFrame);/停止按钮和视频播放完毕/重设一些值变量、按钮enabled值等private function resetSomeParam():void_inStream.close();t_btn_play.label = “播放”;t_lbl_playtime.text = “0:00 / “+ formatTimes(_duration);t_hs_control.value = 0;isplaying = false;ispauseing = false;t_hs_control.enabled=false;t_btn_rec.enabled = true;t_btn_stop.enabled = false;/停止播放按钮点击事件：停止视频，同时调整相关BUTTON上的标签private function flvStop(event:Event):voidresetSomeParam();removeEventListener(Event.ENTER_FRAME,_onEnterFrame);/拉动进度条private function thumbPress(event:SliderEvent):void_inStream.togglePause();removeEventListener(Event.ENTER_FRAME,_onEnterFrame);/进度条改变后，得到的值赋予PLAYPOSITION；private f