WebPortal_TongZhou/02.UI/script/video-js/video.js

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/*! Video.js v4.4.3 Copyright 2014 Brightcove, Inc. https://github.com/videojs/video.js/blob/master/LICENSE */ 
(function() {var b=void 0,f=!0,h=null,l=!1;function m(){return function(){}}function p(a){return function(){return this[a]}}function r(a){return function(){return a}}var t;document.createElement("video");document.createElement("audio");document.createElement("track");function u(a,c,d){if("string"===typeof a){0===a.indexOf("#")&&(a=a.slice(1));if(u.va[a])return u.va[a];a=u.u(a)}if(!a||!a.nodeName)throw new TypeError("The element or ID supplied is not valid. (videojs)");return a.player||new u.Player(a,c,d)}
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t.P=function(){return this.className+" vjs-menu-button "+u.q.prototype.P.call(this)};t.Pa=m();t.Oa=m();t.p=function(){this.T("mouseout",u.bind(this,function(){D(this.ua);this.a.blur()}));this.na?G(this):H(this)};t.ba=function(a){a.preventDefault();32==a.which||13==a.which?this.na?G(this):H(this):27==a.which&&this.na&&G(this)};function H(a){a.na=f;a.ua.n("vjs-lock-showing");a.a.setAttribute("aria-pressed",f);a.K&&0<a.K.length&&a.K[0].u().focus()}
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u.Player=u.b.extend({h:function(a,c,d){this.L=a;a.id=a.id||"vjs_video_"+u.s++;c=u.k.B(da(a),c);this.v={};this.sc=c.poster;this.rb=c.controls;a.controls=l;c.uc=l;u.b.call(this,this,c,d);this.controls()?this.n("vjs-controls-enabled"):this.n("vjs-controls-disabled");this.T("play",function(a){u.j(this.a,{type:"firstplay",target:this.a})||(a.preventDefault(),a.stopPropagation(),a.stopImmediatePropagation())});this.d("ended",this.ld);this.d("play",this.Kb);this.d("firstplay",this.md);this.d("pause",this.Jb);
this.d("progress",this.od);this.d("durationchange",this.qc);this.d("error",this.Gb);this.d("fullscreenchange",this.nd);u.va[this.Q]=this;c.plugins&&u.k.ra(c.plugins,function(a,c){this[a](c)},this);var e,g,j,k;e=u.bind(this,this.reportUserActivity);this.d("mousedown",function(){e();clearInterval(g);g=setInterval(e,250)});this.d("mousemove",e);this.d("mouseup",function(){e();clearInterval(g)});this.d("keydown",e);this.d("keyup",e);j=setInterval(u.bind(this,function(){this.ia&&(this.ia=l,this.userActive(f),
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function da(a){var c={sources:[],tracks:[]};u.k.B(c,u.wb(a));if(a.hasChildNodes()){var d,e,g,j;a=a.childNodes;g=0;for(j=a.length;g<j;g++)d=a[g],e=d.nodeName.toLowerCase(),"source"===e?c.sources.push(u.wb(d)):"track"===e&&c.tracks.push(u.wb(d))}return c}
t.e=function(){var a=this.a=u.b.prototype.e.call(this,"div"),c=this.L;c.removeAttribute("width");c.removeAttribute("height");if(c.hasChildNodes()){var d,e,g,j,k;d=c.childNodes;e=d.length;for(k=[];e--;)g=d[e],j=g.nodeName.toLowerCase(),"track"===j&&k.push(g);for(d=0;d<k.length;d++)c.removeChild(k[d])}a.id=c.id;a.className=c.className;c.id+="_html5_api";c.className="vjs-tech";c.player=a.player=this;this.n("vjs-paused");this.width(this.g.width,f);this.height(this.g.height,f);c.parentNode&&c.parentNode.insertBefore(a,
c);u.yb(c,a);return a};
function I(a,c,d){a.i&&(a.aa=l,a.i.dispose(),a.Db&&(a.Db=l,clearInterval(a.Sa)),a.Eb&&J(a),a.i=l);"Html5"!==c&&a.L&&(u.l.gc(a.L),a.L=h);a.xa=c;a.aa=l;var e=u.k.B({source:d,parentEl:a.a},a.g[c.toLowerCase()]);d&&(d.src==a.v.src&&0<a.v.currentTime&&(e.startTime=a.v.currentTime),a.v.src=d.src);a.i=new window.videojs[c](a,e);a.i.H(function(){this.c.Wa();if(!this.m.progressEvents){var a=this.c;a.Db=f;a.Sa=setInterval(u.bind(a,function(){this.v.mb<this.buffered().end(0)?this.j("progress"):1==this.bufferedPercent()&&
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t.Kb=function(){u.t(this.a,"vjs-paused");u.n(this.a,"vjs-playing")};t.md=function(){this.g.starttime&&this.currentTime(this.g.starttime);this.n("vjs-has-started")};t.Jb=function(){u.t(this.a,"vjs-playing");u.n(this.a,"vjs-paused")};t.od=function(){1==this.bufferedPercent()&&this.j("loadedalldata")};t.ld=function(){this.g.loop&&(this.currentTime(0),this.play())};t.qc=function(){var a=K(this,"duration");a&&this.duration(a)};t.nd=function(){this.isFullScreen()?this.n("vjs-fullscreen"):this.t("vjs-fullscreen")};
t.Gb=function(a){u.log("Video Error",a)};function L(a,c,d){if(a.i&&!a.i.aa)a.i.H(function(){this[c](d)});else try{a.i[c](d)}catch(e){throw u.log(e),e;}}function K(a,c){if(a.i&&a.i.aa)try{return a.i[c]()}catch(d){throw a.i[c]===b?u.log("Video.js: "+c+" method not defined for "+a.xa+" playback technology.",d):"TypeError"==d.name?(u.log("Video.js: "+c+" unavailable on "+a.xa+" playback technology element.",d),a.i.aa=l):u.log(d),d;}}t.play=function(){L(this,"play");return this};
t.pause=function(){L(this,"pause");return this};t.paused=function(){return K(this,"paused")===l?l:f};t.currentTime=function(a){return a!==b?(L(this,"setCurrentTime",a),this.Eb&&this.j("timeupdate"),this):this.v.currentTime=K(this,"currentTime")||0};t.duration=function(a){if(a!==b)return this.v.duration=parseFloat(a),this;this.v.duration===b&&this.qc();return this.v.duration||0};
t.buffered=function(){var a=K(this,"buffered"),c=a.length-1,d=this.v.mb=this.v.mb||0;a&&(0<=c&&a.end(c)!==d)&&(d=a.end(c),this.v.mb=d);return u.sb(0,d)};t.bufferedPercent=function(){return this.duration()?this.buffered().end(0)/this.duration():0};t.volume=function(a){if(a!==b)return a=Math.max(0,Math.min(1,parseFloat(a))),this.v.volume=a,L(this,"setVolume",a),u.vd(a),this;a=parseFloat(K(this,"volume"));return isNaN(a)?1:a};
t.muted=function(a){return a!==b?(L(this,"setMuted",a),this):K(this,"muted")||l};t.Va=function(){return K(this,"supportsFullScreen")||l};t.oc=l;t.isFullScreen=function(a){return a!==b?(this.oc=a,this):this.oc};
t.requestFullScreen=function(){var a=u.Ob.requestFullScreen;this.isFullScreen(f);a?(u.d(document,a.ub,u.bind(this,function(c){this.isFullScreen(document[a.isFullScreen]);this.isFullScreen()===l&&u.o(document,a.ub,arguments.callee);this.j("fullscreenchange")})),this.a[a.vc]()):this.i.Va()?L(this,"enterFullScreen"):(this.fd=f,this.Zc=document.documentElement.style.overflow,u.d(document,"keydown",u.bind(this,this.jc)),document.documentElement.style.overflow="hidden",u.n(document.body,"vjs-full-window"),
this.j("enterFullWindow"),this.j("fullscreenchange"));return this};t.cancelFullScreen=function(){var a=u.Ob.requestFullScreen;this.isFullScreen(l);if(a)document[a.ob]();else this.i.Va()?L(this,"exitFullScreen"):(M(this),this.j("fullscreenchange"));return this};t.jc=function(a){27===a.keyCode&&(this.isFullScreen()===f?this.cancelFullScreen():M(this))};
function M(a){a.fd=l;u.o(document,"keydown",a.jc);document.documentElement.style.overflow=a.Zc;u.t(document.body,"vjs-full-window");a.j("exitFullWindow")}
t.src=function(a){if(a instanceof Array){var c;a:{c=a;for(var d=0,e=this.g.techOrder;d<e.length;d++){var g=u.Z(e[d]),j=window.videojs[g];if(j.isSupported())for(var k=0,q=c;k<q.length;k++){var n=q[k];if(j.canPlaySource(n)){c={source:n,i:g};break a}}}c=l}c?(a=c.source,c=c.i,c==this.xa?this.src(a):I(this,c,a)):this.a.appendChild(u.e("p",{innerHTML:this.options().notSupportedMessage}))}else a instanceof Object?window.videojs[this.xa].canPlaySource(a)?this.src(a.src):this.src([a]):(this.v.src=a,this.aa?
(L(this,"src",a),"auto"==this.g.preload&&this.load(),this.g.autoplay&&this.play()):this.H(function(){this.src(a)}));return this};t.load=function(){L(this,"load");return this};t.currentSrc=function(){return K(this,"currentSrc")||this.v.src||""};t.Ra=function(a){return a!==b?(L(this,"setPreload",a),this.g.preload=a,this):K(this,"preload")};t.autoplay=function(a){return a!==b?(L(this,"setAutoplay",a),this.g.autoplay=a,this):K(this,"autoplay")};