1 package   2 {  3     import flash.display.*;  4     import ui.*;  5     import flash.events.*;  6     import core.*;  7     import flash.geom.*;  8   9     public class Youtube_player extends MovieClip 10     { 11         private var W:int = 360; 12         private var H:int = 266; 13         private var fullscreen:Boolean = true; 14         private var video:String; 15         private var thumbnail:String; 16         private var playing:Boolean = false; 17         private var load_relate:Boolean = false; 18         private var autoplay:Boolean = true; 19         private var cur_vl:VideoLoader;//当前videoloader 20         private var loader_arr:Array; 21         private var loading:Boolean = false;//是否在加载缓冲 22         private var fs:Boolean = false; 23         private var _nav_bar; 24         private var videoHeight:int; 25         private var videoWidth:int; 26         private var video_index:int = 0; 27         private var duration:int = 1232;//总时长 28         private var part_duration:int = 420;//每段长度 29         private var cur_total_time:int = 0; 30         private var v:VideoLoader;//视频操作的封装类 31         private var cur_i:int;//当前视频index 32         private var isPlay:Boolean; 33  34         var arr=[‘http://localhost/twitter/videos/1.mp4?‘+new Date().getTime(),‘http://localhost/twitter/videos/3.mp4?‘+new Date().getTime(),‘http://localhost/twitter/videos/4.mp4?‘+new Date().getTime()]; 35         //var arr=[‘http://localhost/twitter/videos/2.flv?‘+new Date().getTime(),‘http://localhost/twitter/videos/3.flv?‘+new Date().getTime(),‘http://localhost/twitter/videos/4.flv?‘+new Date().getTime()]; 36  37         public function Youtube_player() 38         { 39             _load_config(this.loaderInfo); 40             _init(); 41             _init_ui(W,H); 42             _init_events(); 43         } 44         function resizeEvent(e:Event):void 45         { 46             _init_ui(stage.stageWidth, stage.stageHeight); 47             size_screen(W,H);//重绘ui 48         } 49         private function add_video_listener(i:int) 50         { 51             var vl:VideoLoader = loader_arr[i] as VideoLoader; 52             var vl1:VideoLoader = null; 53             if (i<arr.length-1) 54             { 55                 vl1 = loader_arr[i + 1] as VideoLoader; 56             } 57             vl.volume(0); 58             if (! vl.hasEventListener("playProgress")) 59             { 60                 vl.addEventListener("playProgress",function(){ 61                     if(vl.status=="NetStream.Seek.Notify") 62                     buffering.visible = true; 63                     else 64                     buffering.visible = false; 65                     var vl1_buffer_progress=0; 66                     var a=vl.isFlv?cur_total_time+vl.videoTime:cur_total_time+vl.videoTime+vl.start; 67                     if(vl.videoTime>1){ 68                         nav.progress_line.x=a/duration*nav.bar.width; 69                         nav.notify.text=formatTime(a)+" / "+formatTime(duration); 70                     } 71                     if(vl1!=null&&!isNaN(vl1.bufferProgress)&&vl1.bufferProgress!=0){ 72                         vl1_buffer_progress=vl1.bufferProgress*vl1.totalTime; 73                     } 74                     var vl_buffer_progress=0; 75                     if(!isNaN(vl.bufferProgress)){ 76                         vl_buffer_progress=vl.isFlv?vl.bufferProgress*(vl.totalTime-vl.start):vl.bufferProgress*vl.totalTime; 77                     } 78                     if(!isNaN(vl_buffer_progress)&&!isNaN(vl1_buffer_progress)){ 79                         if(i==arr.length-1||vl_buffer_progress!=0&&vl.isPlay){ 80                             nav.progressBar.width=(vl.start+vl1_buffer_progress+cur_total_time+vl_buffer_progress)/duration*nav.bar.width; 81                         } 82                     } 83                     var prop=vl.isMp4?(loader_arr[cur_i].start+loader_arr[cur_i].videoTime)/(loader_arr[cur_i].totalTime+loader_arr[cur_i].start):vl.playProgress; 84                     if(!loading&&prop>0.9&&prop<1){//播放到90%加载下一段 85                     if(vl1!=null){ 86                         if(vl.isMp4){ 87                             vl1.metaData_loaded=false; 88                             vl1.start=0; 89                         } 90                         vl1.load(); 91                         screen.setChildIndex(vl1.content,0); 92                         vl1.pauseVideo(); 93                         loading=true; 94                     } 95                 } 96                 }); 97             } 98             if (! vl.hasEventListener("videoComplete")) 99             {100                 vl.addEventListener("videoComplete",function(){101                     if(vl1!=null){102                         screen.setChildIndex(vl1.content,screen.numChildren -1);103                         if(!vl1.isPlay)104                         vl1.pauseVideo();105                         cur_i=i+1;106                         cur_total_time=vl.isFlv?cur_total_time+vl.totalTime:cur_total_time+vl.totalTime+vl.start;107                         loading=false;108                     }109                     i++;110                     if(i<arr.length)111                     add_video_listener(i);112                     else{113                         nav.progressBar.visible=false;114                         nav.playingBar.visible=false;115                         new Recommend(stage,W,H);116                     }117                     });118                }119             }120             private function _init()121             {122             v = new VideoLoader(arr[0],{name:"myVideo0",container:screen,width:360,height:240});123             for (var i=1,len=arr.length; i<len; i++)124             {125                 new VideoLoader(arr[i],{name:"myVideo" + i,container:screen,width:360,height:240});126             }127             loader_arr = VideoLoader.getLoader();128             v.load();129             cur_i = 0;130             add_video_listener(0);//添加对每段视频的监听131             v.addEventListener("videoStart",function(){132                 size_screen(W,H);133                 });134             _nav_bar = new Nav_bar(nav,top_nav,overlay);135             new Screen_size(stage,screen,top_nav.screen_size.size1,top_nav.screen_size.size2,top_nav.screen_size.size3);136         }137         private function progressBarEvent(e:MouseEvent):void//点击进度条138         {139             var point:Number = stage.mouseX;140             var seekpoint:int = (point / nav.bar.width) * duration;141             var index=Math.floor(seekpoint/part_duration);142             var load_video:VideoLoader = loader_arr[index] as VideoLoader;143             var load_video_buffer = loader_arr[index].bufferProgress * loader_arr[index].totalTime;144             var seek_time = load_video.isFlv ? seekpoint % part_duration:seekpoint % part_duration - load_video.start;145             if (isNaN(load_video_buffer)||(seekpoint%part_duration<load_video.start||seekpoint%part_duration>load_video.start+load_video_buffer))146             {147                 if (cur_i!=index)148                 {149                     add_video_listener(index);150                     load_video.load(seekpoint % part_duration);151                     cur_total_time = cur_total_time + part_duration * (index - cur_i);152                     if (cur_i<loader_arr.length-1)153                     {154                         if (Math.abs(cur_i-index)>1)155                         {156                             loader_arr[cur_i + 1].netStream.close();157                         }158                     }159                     loader_arr[cur_i].netStream.close();160                     screen.setChildIndex(loader_arr[index].content,screen.numChildren -1);161                 }162                 else163                 {164                     load_video.load(seekpoint % part_duration);165                     screen.setChildIndex(load_video.content,screen.numChildren -1);166                 }167             }168             else169             {170                 if (cur_i==index)171                 {172                     load_video.seekVideo(seek_time);173                 }174                 else175                 {176                     add_video_listener(index);177                     loader_arr[index].pauseVideo();178                     loader_arr[index].seekVideo(seek_time);179                     loader_arr[cur_i].netStream.close();180                     cur_total_time = cur_total_time + part_duration * (index - cur_i);181                     screen.setChildIndex(loader_arr[index].content,screen.numChildren -1);182                     loading = false;183                 }184             }185             cur_i = index;186         }187         private function _init_ui(W,H)188         {189             stage.scaleMode = StageScaleMode.NO_SCALE;190             stage.align = StageAlign.TOP_LEFT;191             new Button(nav.playButton);192             new Button(nav.pauseButton);193             new Button(nav.fullscreen);194             new Button(nav.volumn_btn);195             new Button(nav.mute);196             this.W = W;197             this.H = H;198             background.x = screen.x = overlay.x = 0;199             background.y = screen.y = overlay.y = 0;200             background.width = overlay.width = W;201             background.height = overlay.height = H;202             overlay.alpha = 0;203             buffering.x = (W - buffering.width) * .5;204             buffering.y = (H - buffering.height) * .5;205             nav.y = H - 26;206             top_nav.width = nav.bar.width = W;207             top_nav.time.x = W - 70;208             nav.pauseButton.y = nav.playButton.y;209             nav.progressBar.x = nav.playingBar.x = 0;210             nav.progressBar.y = nav.playingBar.y = nav.bar.y - 10;211             nav.seeker_time.visible = false;212             nav.seeker_time.y = nav.progressBar.y - 20;213             nav.seeker_time.x = 0;214             if (fullscreen)215             {216                 nav.fullscreen.x = nav.bar.width - nav.fullscreen.width - 20;217             }218             else219             {220                 nav.fullscreen.visible = false;221             }222             nav.playingBar.width = nav.bar.width;223             nav.notify.x = nav.volumeBar.x + nav.volumeBar.width + 10;224             nav.progressBar.width = W;225             if (autoplay)226             {227                 nav.playButton.visible = false;228             }229             else230             {231                 nav.pauseButton.visible = false;232             }233             nav.volumn_btn.x = nav.volumeBar.x + 36;234             nav.y = overlay.height - 26;235             nav.progress_line.x = top_nav.y = -30;236             nav.seeker_time.y = nav.progressBar.y - 20;237             nav.seeker_time.x = 0;238             nav.hover_line.y = nav.progress_line.y = nav.progressBar.y;239             nav.setChildIndex(nav.progress_line,nav.numChildren-1);240             nav.setChildIndex(nav.hover_line,nav.numChildren-1);241             nav.hover_line.visible = false;242             nav.hover_line.buttonMode = true;243             nav.progress_line.buttonMode = true;244             nav.progressBar.buttonMode = true;245             nav.playingBar.buttonMode = true;246         }247         private function _init_events()248         {249             stage.addEventListener(Event.RESIZE, resizeEvent);250             stage.addEventListener(Event.FULLSCREEN, resizeEvent);251             stage.addEventListener(MouseEvent.MOUSE_MOVE,_nav_bar.nav_show);252             nav.fullscreen.addEventListener(MouseEvent.CLICK, fullscreenEvent);253             nav.progressBar.addEventListener(MouseEvent.MOUSE_OVER, seeker_time_show);254             nav.playingBar.addEventListener(MouseEvent.MOUSE_OVER, seeker_time_show);255             nav.progressBar.addEventListener(MouseEvent.MOUSE_MOVE, seeker_time_show);256             nav.playingBar.addEventListener(MouseEvent.MOUSE_MOVE, seeker_time_show);257             nav.progressBar.addEventListener(MouseEvent.MOUSE_OUT, seeker_time_hide);258             nav.playingBar.addEventListener(MouseEvent.MOUSE_OUT, seeker_time_hide);259             nav.playingBar.addEventListener(MouseEvent.CLICK, progressBarEvent);260             nav.progressBar.addEventListener(MouseEvent.CLICK, progressBarEvent);261             nav.playButton.addEventListener(MouseEvent.CLICK, playOrpauseEvent);262             nav.pauseButton.addEventListener(MouseEvent.CLICK, playOrpauseEvent);263             nav.volumeBar.addEventListener(MouseEvent.CLICK, volume_bar_click);264             nav.mute.addEventListener(MouseEvent.CLICK, volumeEvent);265             nav.volumn_btn.addEventListener(MouseEvent.MOUSE_DOWN, volumn_btn_mouse_down);266             stage.addEventListener(MouseEvent.MOUSE_UP, volumn_btn_mouse_up);267             top_nav.screen_size.size3.addEventListener(MouseEvent.CLICK,size3_handler);268         }269         private function size3_handler(e:MouseEvent):void270         {271             var proportion:Number = W / H;272             var videoproportion:Number = loader_arr[cur_i].content.width / loader_arr[cur_i].content.height;273             if (videoproportion >= proportion)274             {275                 screen.width = W;276                 screen.height = W / videoproportion;277             }278             else279             {280                 screen.width = H * videoproportion;281                 screen.height = H;282             }283             screen.x = (stage.stageWidth -screen.width) *0.5;284             screen.y = (stage.stageHeight - screen.height) *0.5;285         }286         private function setVolume(newVolume:Number):void287         {288             loader_arr[cur_i].volume(newVolume);289             nav.mute.gotoAndStop((newVolume > 0) ? 1 : 2);290         }291         private function volumeEvent(event:MouseEvent):void292         {293             setVolume(loader_arr[cur_i].mute());294         }295         private function volume_bar_click(event:MouseEvent):void296         {297             var volume = event.localX / 140;298             nav.mute.gotoAndStop((volume > 0) ? 1 : 2);299             loader_arr[cur_i].volume(new Number((volume.toFixed(2))));300             nav.volumn_btn.x = nav.volumeBar.x + event.localX;301             event.stopPropagation();302         }303         private function volumn_btn_mouse_down(e:Event)304         {305             var rect:Rectangle = new Rectangle(nav.volumeBar.x,nav.volumn_btn.y);306             rect.width = nav.volumeBar.width - nav.volumn_btn.width;307             rect.height = 0;308             e.target.startDrag(false,rect);309             nav.volumn_btn.addEventListener(MouseEvent.MOUSE_MOVE, volumn_btn_mouse_move);310             e.stopPropagation();311         }312         private function volumn_btn_mouse_move(event:MouseEvent):void313         {314             var volume=(nav.volumn_btn.x-nav.volumeBar.x)/(140-nav.volumn_btn.width);315             nav.mute.gotoAndStop((volume > 0) ? 1 : 2);316             loader_arr[cur_i].volume(new Number((volume.toFixed(2))));317             event.stopPropagation();318         }319         private function volumn_btn_mouse_up(event:MouseEvent):void320         {321             nav.volumn_btn.stopDrag();322             nav.volumn_btn.removeEventListener(MouseEvent.MOUSE_MOVE, volumn_btn_mouse_move);323             event.stopPropagation();324         }325         private function playOrpauseEvent(event:MouseEvent):void326         {327             isPlay = loader_arr[cur_i].pauseVideo();328             nav.playButton.visible = isPlay;329             nav.pauseButton.visible = ! isPlay;330         }331         private function _load_config(li:LoaderInfo)332         {333             video = this.loaderInfo.parameters.video;334             thumbnail = this.loaderInfo.parameters.thumbnail;335             autoplay = this.loaderInfo.parameters.autoplay == 1;336             load_relate = this.loaderInfo.parameters.load_relate;337             W=this.loaderInfo.parameters.width;338             H=this.loaderInfo.parameters.height;339         }340         private function size_screen(W:int,H:int):void341         {342             top_nav.time.x = W - 70;343             top_nav.screen_size.size2.gotoAndStop(1);344             top_nav.screen_size.size3.gotoAndStop(1);345             top_nav.screen_size.size1.gotoAndStop(1);346             top_nav.screen_size.size2.graphics.clear();347             top_nav.screen_size.size3.graphics.clear();348             top_nav.screen_size.size1.graphics.clear();349             if (fs)350             {351                 top_nav.visible = true;352                 var proportion:Number = W / H;353                 var videoproportion:Number = loader_arr[cur_i].content.width / loader_arr[cur_i].content.height;354                 if (videoproportion >= proportion)355                 {//<= (H / W)356                     screen.width = W;357                     screen.height = W / videoproportion;358                 }359                 else360                 {361                     screen.width = H * videoproportion;362                     screen.height = H;363                 }364                 top_nav.screen_size.size3.gotoAndStop(2);365             }366             else367             {368                 top_nav.visible = false;369                 screen.width = loader_arr[cur_i].content.width;370                 screen.height = loader_arr[cur_i].content.height;371             }372             screen.x = (stage.stageWidth -screen.width) *0.5;373             screen.y = (stage.stageHeight - screen.height) *0.5;374         }375         public function fullscreenEvent(e:Event):void376         {377             if (stage.displayState == StageDisplayState.FULL_SCREEN)378             {379                 fs = false;380                 stage.displayState = StageDisplayState.NORMAL;381             }382             else383             {384                 fs = true;385                 stage.displayState = StageDisplayState.FULL_SCREEN;386             }387         }388         private function seeker_time_show(e:MouseEvent):void389         {390             var target_x = stage.mouseX;391             nav.hover_line.x = target_x;392             if (15<target_x&&target_x<W-15)393             {394                 nav.hover_line.visible = true;395                 nav.seeker_time.visible = true;396                 nav.seeker_time.x = target_x;397                 nav.seeker_time.mouseon_time.text = formatTime(stage.mouseX / W * duration);398             }399         }400         private function seeker_time_hide(e:MouseEvent):void401         {402             nav.hover_line.visible = false;403             nav.seeker_time.visible = false;404         }405         private function formatTime(time:Number):String406         {407             if (time > 0)408             {409                 var integer:String = String((time / 60) >> 0);410                 var decimal:String = String((time % 60) >> 0);411                 return ((integer.length < 2) ? "0" + integer : integer) + ":" + ((decimal.length < 2) ? "0" + decimal : decimal);412             }413             else414             {415                 return String("00:00");416             }417         }418     }419 }

  1 package core  2 {  3     import flash.display.*;  4     import flash.net.*;  5     import flash.media.*;  6     import flash.events.*;  7     import flash.utils.*;  8   9     public class VideoLoader extends Shape 10     { 11         private var nc:NetConnection; 12         private var _ns:NetStream; 13         private var st:SoundTransform; 14         private var _url:String; 15         private var vars:Object; 16         private var v:Video; 17         private var _status:String; 18         private var togglepause:Boolean = false; 19         private var _duration:int; 20         private static var _loader = []; 21         private var _frameInfo:Object; 22         private var _start:Number = 0; 23         private var _metaData_loaded:Boolean = false; 24         private var _volcache:Number = 0; 25         private var _isMp4:Boolean = false; 26         private var _isFlv:Boolean = false; 27  28         public function VideoLoader(url:String,vars:Object=null) 29         { 30             nc = new NetConnection  ; 31             nc.connect(null); 32             _ns = new NetStream(nc); 33             _ns.addEventListener(NetStatusEvent.NET_STATUS,nsEvent); 34             _ns.client = {onMetaData:this._metaDataHandler}; 35             _ns.bufferTime = 1; 36             st = new SoundTransform  ; 37             v = new Video  ; 38             v.attachNetStream(_ns); 39             getVideoType(url); 40             this._url = url; 41             this.vars = vars; 42             _loader.push(this); 43             v.smoothing = true; 44             vars.container.addChildAt(v,0); 45         } 46         private function nsEvent(e:NetStatusEvent):void 47         { 48             if ((_status != e.info.code)) 49             { 50                 switch (e.info.code) 51                 { 52                     case "NetConnection.Connect.Success" : 53                         break; 54                     case "NetStream.Play.Stop" : 55                         stopVideo(); 56                         break; 57                     case "NetStream.Play.Start" : 58                         break; 59                 } 60                 _status = e.info.code; 61                 _render(); 62             } 63         } 64         public function mute():Number 65         { 66             if (_volcache) 67             { 68                 st.volume = _volcache; 69                 _ns.soundTransform = st; 70                 _volcache = 0; 71             } 72             else 73             { 74                 _volcache = st.volume; 75                 st.volume = 0; 76                 _ns.soundTransform = st; 77             } 78             return st.volume; 79         } 80         public function load(start:Number=0):void 81         { 82             //trace(_metaData_loaded); 83             _start = start; 84             if (nc.connected) 85             { 86                 if (_metaData_loaded) 87                 { 88                     var frame:Number = _isFlv ? get_nearest_keyframe(_start,_frameInfo.times):get_nearest_seekpoint(_start,_frameInfo); 89                     if (_isFlv) 90                     { 91                         _ns.play(((_url + "&start=") + _frameInfo.filepositions[frame])); 92                     } 93                     else 94                     { 95                         _ns.play(((_url + "&start=") + _frameInfo[frame].time)); 96                     } 97                 } 98                 else 99                 {100                     _ns.play(_url);101                 }102             }103             else104             {105                 _ns.play(_url);106             }107         }108         private function _metaDataHandler(i:Object):void109         {110 //            for (var j=0,len=i[‘seekpoints‘].length; j<len; j++)111 //            {112 //            var h = i[‘seekpoints‘][j];113 //            for (var k in h)114 //            {115 //            trace(k+"  "+h[k]);116 //            }117 //            }118 //            for (var j in i[‘keyframes‘])119 //            {120 //                trace(((j + "  ") + i[‘keyframes‘][j]));121 //            }122             _duration = i.duration;123             _frameInfo = _isFlv ? i[‘keyframes‘]:i[‘seekpoints‘];124             if (typeof vars.width == ‘undefined‘)125             {126                 v.width = i.width;127             }128             if (typeof vars.height == ‘undefined‘)129             {130                 v.height = i.height;131             }132             if ((_start != 0&&!_metaData_loaded))133             {134                 _ns.close();135                 var frame:Number = _isFlv ? get_nearest_keyframe(_start,_frameInfo.times):get_nearest_seekpoint(_start,_frameInfo);136                 if (_isFlv)137                 {138                     _ns.play(((_url + "&start=") + _frameInfo.filepositions[frame]));139                 }140                 else141                 {142                     _ns.play(((_url + "&start=") + _frameInfo[frame].time));143                 }144             }145             _metaData_loaded = true;146         }147         private function get_nearest_seekpoint(second:Number,seekpoints)148         {149             var index1 = seekpoints.length - 1;150             var index2 = seekpoints.length - 1;151             for (var i = 0; i != seekpoints.length; i++)152             {153                 if (seekpoints[i]["time"] < second)154                 {155                     index1 = i;156                 }157                 else158                 {159                     index2 = i;160                     break;161                 }162             }163             if (((second - seekpoints[index1]["time"]) < seekpoints[index2]["time"] - second))164             {165                 return index1;166             }167             else168             {169                 return index2;170             }171         }172         private function get_nearest_keyframe(second:Number,keytimes)173         {174             var index1 = 0;175             var index2 = 0;176             for (var i = 0; i != keytimes.length; i++)177             {178                 if (keytimes[i] < second)179                 {180                     index1 = i;181                 }182                 else183                 {184                     index2 = i;185                     break;186                 }187             }188             if (((second - keytimes[index1]) < keytimes[index2] - second))189             {190                 return index1;191             }192             else193             {194                 return index2;195             }196         }197         private function getVideoType(url:String):void198         {199             var index = url.lastIndexOf(".flv");200             if ((index != -1))201             {202                 _isFlv = true;203             }204             else205             {206                 _isFlv = false;207             }208             _isMp4 = ! _isFlv;209         }210         public function get isFlv():Boolean211         {212             return _isFlv;213         }214         public function get isMp4():Boolean215         {216             return _isMp4;217         }218         public function pauseVideo():Boolean219         {220             if (togglepause)221             {222                 togglepause = false;223                 _ns.resume();224             }225             else226             {227                 togglepause = true;228                 _ns.pause();229             }230             return togglepause;231         }232         public function volume(vol:Number)233         {234             st.volume = vol;235             _ns.soundTransform = st;236         }237         public function stopVideo():void238         {239             this.dispatchEvent(new Event("videoComplete"));240             _ns.close();241             _metaData_loaded = false;242         }243         private function _render():void244         {245             var timer:Timer = new Timer(100);246             var _this = this;247             this.dispatchEvent(new Event("videoStart"));248             var timerEvent = function(e:TimerEvent):void249             {250             _this.dispatchEvent(new Event("playProgress"));251             };252             timer.addEventListener(TimerEvent.TIMER,timerEvent);253             timer.start();254         }255         public function seekVideo(point:Number):void256         {257             _ns.seek(point);258         }259         public function get videoPaused():Boolean260         {261             return togglepause;262         }263         public function get content():Video264         {265             return v;266         }267         public function get playProgress():Number268         {269             return _ns.time / _duration;270         }271         public function get bufferProgress():Number272         {273             return _ns ? _ns.bytesLoaded / _ns.bytesTotal:1;274         }275         public function get videoTime():Number276         {277             return _ns ? _ns.time:0;278         }279         public function get totalTime():Number280         {281             return _duration;282         }283         public static function getLoader():Array284         {285             return _loader;286         }287         public function get netStream():NetStream288         {289             return _ns;290         }291         public function set url(url:String):void292         {293             getVideoType(url);294             _url = url;295         }296         public function get isPlay():Boolean297         {298             return !togglepause;299         }300         public function set metaData_loaded(metaData_loaded:Boolean):void301         {302             this._metaData_loaded=metaData_loaded;303         }304         public function get status():String305         {306             return _status;307         }308         public function get frameInfo():Object309         {310             return _frameInfo;311         }312         public function get start():Number313         {314             return _start;315         }316         public function set start(start:Number):void317         {318             this._start = start;319         }320 321     }322 }