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+/*!
+ *
+ * MediaElement.js
+ * HTML5 <video> and <audio> shim and player
+ * http://mediaelementjs.com/
+ *
+ * Creates a JavaScript object that mimics HTML5 MediaElement API
+ * for browsers that don't understand HTML5 or can't play the provided codec
+ * Can play MP4 (H.264), Ogg, WebM, FLV, WMV, WMA, ACC, and MP3
+ *
+ * Copyright 2010-2014, John Dyer (http://j.hn)
+ * License: MIT
+ *
+ */
+// Namespace
+var mejs = mejs || {};
+
+// version number
+mejs.version = '2.16.3';
+
+
+// player number (for missing, same id attr)
+mejs.meIndex = 0;
+
+// media types accepted by plugins
+mejs.plugins = {
+ silverlight: [
+ {version: [3,0], types: ['video/mp4','video/m4v','video/mov','video/wmv','audio/wma','audio/m4a','audio/mp3','audio/wav','audio/mpeg']}
+ ],
+ flash: [
+ {version: [9,0,124], types: ['video/mp4','video/m4v','video/mov','video/flv','video/rtmp','video/x-flv','audio/flv','audio/x-flv','audio/mp3','audio/m4a','audio/mpeg', 'video/youtube', 'video/x-youtube', 'application/x-mpegURL']}
+ //,{version: [12,0], types: ['video/webm']} // for future reference (hopefully!)
+ ],
+ youtube: [
+ {version: null, types: ['video/youtube', 'video/x-youtube', 'audio/youtube', 'audio/x-youtube']}
+ ],
+ vimeo: [
+ {version: null, types: ['video/vimeo', 'video/x-vimeo']}
+ ]
+};
+
+/*
+Utility methods
+*/
+mejs.Utility = {
+ encodeUrl: function(url) {
+ return encodeURIComponent(url); //.replace(/\?/gi,'%3F').replace(/=/gi,'%3D').replace(/&/gi,'%26');
+ },
+ escapeHTML: function(s) {
+ return s.toString().split('&').join('&amp;').split('<').join('&lt;').split('"').join('&quot;');
+ },
+ absolutizeUrl: function(url) {
+ var el = document.createElement('div');
+ el.innerHTML = '<a href="' + this.escapeHTML(url) + '">x</a>';
+ return el.firstChild.href;
+ },
+ getScriptPath: function(scriptNames) {
+ var
+ i = 0,
+ j,
+ codePath = '',
+ testname = '',
+ slashPos,
+ filenamePos,
+ scriptUrl,
+ scriptPath,
+ scriptFilename,
+ scripts = document.getElementsByTagName('script'),
+ il = scripts.length,
+ jl = scriptNames.length;
+
+ // go through all <script> tags
+ for (; i < il; i++) {
+ scriptUrl = scripts[i].src;
+ slashPos = scriptUrl.lastIndexOf('/');
+ if (slashPos > -1) {
+ scriptFilename = scriptUrl.substring(slashPos + 1);
+ scriptPath = scriptUrl.substring(0, slashPos + 1);
+ } else {
+ scriptFilename = scriptUrl;
+ scriptPath = '';
+ }
+
+ // see if any <script> tags have a file name that matches the
+ for (j = 0; j < jl; j++) {
+ testname = scriptNames[j];
+ filenamePos = scriptFilename.indexOf(testname);
+ if (filenamePos > -1) {
+ codePath = scriptPath;
+ break;
+ }
+ }
+
+ // if we found a path, then break and return it
+ if (codePath !== '') {
+ break;
+ }
+ }
+
+ // send the best path back
+ return codePath;
+ },
+ secondsToTimeCode: function(time, forceHours, showFrameCount, fps) {
+ //add framecount
+ if (typeof showFrameCount == 'undefined') {
+ showFrameCount=false;
+ } else if(typeof fps == 'undefined') {
+ fps = 25;
+ }
+
+ var hours = Math.floor(time / 3600) % 24,
+ minutes = Math.floor(time / 60) % 60,
+ seconds = Math.floor(time % 60),
+ frames = Math.floor(((time % 1)*fps).toFixed(3)),
+ result =
+ ( (forceHours || hours > 0) ? (hours < 10 ? '0' + hours : hours) + ':' : '')
+ + (minutes < 10 ? '0' + minutes : minutes) + ':'
+ + (seconds < 10 ? '0' + seconds : seconds)
+ + ((showFrameCount) ? ':' + (frames < 10 ? '0' + frames : frames) : '');
+
+ return result;
+ },
+
+ timeCodeToSeconds: function(hh_mm_ss_ff, forceHours, showFrameCount, fps){
+ if (typeof showFrameCount == 'undefined') {
+ showFrameCount=false;
+ } else if(typeof fps == 'undefined') {
+ fps = 25;
+ }
+
+ var tc_array = hh_mm_ss_ff.split(":"),
+ tc_hh = parseInt(tc_array[0], 10),
+ tc_mm = parseInt(tc_array[1], 10),
+ tc_ss = parseInt(tc_array[2], 10),
+ tc_ff = 0,
+ tc_in_seconds = 0;
+
+ if (showFrameCount) {
+ tc_ff = parseInt(tc_array[3])/fps;
+ }
+
+ tc_in_seconds = ( tc_hh * 3600 ) + ( tc_mm * 60 ) + tc_ss + tc_ff;
+
+ return tc_in_seconds;
+ },
+
+
+ convertSMPTEtoSeconds: function (SMPTE) {
+ if (typeof SMPTE != 'string')
+ return false;
+
+ SMPTE = SMPTE.replace(',', '.');
+
+ var secs = 0,
+ decimalLen = (SMPTE.indexOf('.') != -1) ? SMPTE.split('.')[1].length : 0,
+ multiplier = 1;
+
+ SMPTE = SMPTE.split(':').reverse();
+
+ for (var i = 0; i < SMPTE.length; i++) {
+ multiplier = 1;
+ if (i > 0) {
+ multiplier = Math.pow(60, i);
+ }
+ secs += Number(SMPTE[i]) * multiplier;
+ }
+ return Number(secs.toFixed(decimalLen));
+ },
+
+ /* borrowed from SWFObject: http://code.google.com/p/swfobject/source/browse/trunk/swfobject/src/swfobject.js#474 */
+ removeSwf: function(id) {
+ var obj = document.getElementById(id);
+ if (obj && /object|embed/i.test(obj.nodeName)) {
+ if (mejs.MediaFeatures.isIE) {
+ obj.style.display = "none";
+ (function(){
+ if (obj.readyState == 4) {
+ mejs.Utility.removeObjectInIE(id);
+ } else {
+ setTimeout(arguments.callee, 10);
+ }
+ })();
+ } else {
+ obj.parentNode.removeChild(obj);
+ }
+ }
+ },
+ removeObjectInIE: function(id) {
+ var obj = document.getElementById(id);
+ if (obj) {
+ for (var i in obj) {
+ if (typeof obj[i] == "function") {
+ obj[i] = null;
+ }
+ }
+ obj.parentNode.removeChild(obj);
+ }
+ }
+};
+
+
+// Core detector, plugins are added below
+mejs.PluginDetector = {
+
+ // main public function to test a plug version number PluginDetector.hasPluginVersion('flash',[9,0,125]);
+ hasPluginVersion: function(plugin, v) {
+ var pv = this.plugins[plugin];
+ v[1] = v[1] || 0;
+ v[2] = v[2] || 0;
+ return (pv[0] > v[0] || (pv[0] == v[0] && pv[1] > v[1]) || (pv[0] == v[0] && pv[1] == v[1] && pv[2] >= v[2])) ? true : false;
+ },
+
+ // cached values
+ nav: window.navigator,
+ ua: window.navigator.userAgent.toLowerCase(),
+
+ // stored version numbers
+ plugins: [],
+
+ // runs detectPlugin() and stores the version number
+ addPlugin: function(p, pluginName, mimeType, activeX, axDetect) {
+ this.plugins[p] = this.detectPlugin(pluginName, mimeType, activeX, axDetect);
+ },
+
+ // get the version number from the mimetype (all but IE) or ActiveX (IE)
+ detectPlugin: function(pluginName, mimeType, activeX, axDetect) {
+
+ var version = [0,0,0],
+ description,
+ i,
+ ax;
+
+ // Firefox, Webkit, Opera
+ if (typeof(this.nav.plugins) != 'undefined' && typeof this.nav.plugins[pluginName] == 'object') {
+ description = this.nav.plugins[pluginName].description;
+ if (description && !(typeof this.nav.mimeTypes != 'undefined' && this.nav.mimeTypes[mimeType] && !this.nav.mimeTypes[mimeType].enabledPlugin)) {
+ version = description.replace(pluginName, '').replace(/^\s+/,'').replace(/\sr/gi,'.').split('.');
+ for (i=0; i<version.length; i++) {
+ version[i] = parseInt(version[i].match(/\d+/), 10);
+ }
+ }
+ // Internet Explorer / ActiveX
+ } else if (typeof(window.ActiveXObject) != 'undefined') {
+ try {
+ ax = new ActiveXObject(activeX);
+ if (ax) {
+ version = axDetect(ax);
+ }
+ }
+ catch (e) { }
+ }
+ return version;
+ }
+};
+
+// Add Flash detection
+mejs.PluginDetector.addPlugin('flash','Shockwave Flash','application/x-shockwave-flash','ShockwaveFlash.ShockwaveFlash', function(ax) {
+ // adapted from SWFObject
+ var version = [],
+ d = ax.GetVariable("$version");
+ if (d) {
+ d = d.split(" ")[1].split(",");
+ version = [parseInt(d[0], 10), parseInt(d[1], 10), parseInt(d[2], 10)];
+ }
+ return version;
+});
+
+// Add Silverlight detection
+mejs.PluginDetector.addPlugin('silverlight','Silverlight Plug-In','application/x-silverlight-2','AgControl.AgControl', function (ax) {
+ // Silverlight cannot report its version number to IE
+ // but it does have a isVersionSupported function, so we have to loop through it to get a version number.
+ // adapted from http://www.silverlightversion.com/
+ var v = [0,0,0,0],
+ loopMatch = function(ax, v, i, n) {
+ while(ax.isVersionSupported(v[0]+ "."+ v[1] + "." + v[2] + "." + v[3])){
+ v[i]+=n;
+ }
+ v[i] -= n;
+ };
+ loopMatch(ax, v, 0, 1);
+ loopMatch(ax, v, 1, 1);
+ loopMatch(ax, v, 2, 10000); // the third place in the version number is usually 5 digits (4.0.xxxxx)
+ loopMatch(ax, v, 2, 1000);
+ loopMatch(ax, v, 2, 100);
+ loopMatch(ax, v, 2, 10);
+ loopMatch(ax, v, 2, 1);
+ loopMatch(ax, v, 3, 1);
+
+ return v;
+});
+// add adobe acrobat
+/*
+PluginDetector.addPlugin('acrobat','Adobe Acrobat','application/pdf','AcroPDF.PDF', function (ax) {
+ var version = [],
+ d = ax.GetVersions().split(',')[0].split('=')[1].split('.');
+
+ if (d) {
+ version = [parseInt(d[0], 10), parseInt(d[1], 10), parseInt(d[2], 10)];
+ }
+ return version;
+});
+*/
+// necessary detection (fixes for <IE9)
+mejs.MediaFeatures = {
+ init: function() {
+ var
+ t = this,
+ d = document,
+ nav = mejs.PluginDetector.nav,
+ ua = mejs.PluginDetector.ua.toLowerCase(),
+ i,
+ v,
+ html5Elements = ['source','track','audio','video'];
+
+ // detect browsers (only the ones that have some kind of quirk we need to work around)
+ t.isiPad = (ua.match(/ipad/i) !== null);
+ t.isiPhone = (ua.match(/iphone/i) !== null);
+ t.isiOS = t.isiPhone || t.isiPad;
+ t.isAndroid = (ua.match(/android/i) !== null);
+ t.isBustedAndroid = (ua.match(/android 2\.[12]/) !== null);
+ t.isBustedNativeHTTPS = (location.protocol === 'https:' && (ua.match(/android [12]\./) !== null || ua.match(/macintosh.* version.* safari/) !== null));
+ t.isIE = (nav.appName.toLowerCase().indexOf("microsoft") != -1 || nav.appName.toLowerCase().match(/trident/gi) !== null);
+ t.isChrome = (ua.match(/chrome/gi) !== null);
+ t.isChromium = (ua.match(/chromium/gi) !== null);
+ t.isFirefox = (ua.match(/firefox/gi) !== null);
+ t.isWebkit = (ua.match(/webkit/gi) !== null);
+ t.isGecko = (ua.match(/gecko/gi) !== null) && !t.isWebkit && !t.isIE;
+ t.isOpera = (ua.match(/opera/gi) !== null);
+ t.hasTouch = ('ontouchstart' in window); // && window.ontouchstart != null); // this breaks iOS 7
+
+ // borrowed from Modernizr
+ t.svg = !! document.createElementNS &&
+ !! document.createElementNS('http://www.w3.org/2000/svg','svg').createSVGRect;
+
+ // create HTML5 media elements for IE before 9, get a <video> element for fullscreen detection
+ for (i=0; i<html5Elements.length; i++) {
+ v = document.createElement(html5Elements[i]);
+ }
+
+ t.supportsMediaTag = (typeof v.canPlayType !== 'undefined' || t.isBustedAndroid);
+
+ // Fix for IE9 on Windows 7N / Windows 7KN (Media Player not installer)
+ try{
+ v.canPlayType("video/mp4");
+ }catch(e){
+ t.supportsMediaTag = false;
+ }
+
+ // detect native JavaScript fullscreen (Safari/Firefox only, Chrome still fails)
+
+ // iOS
+ t.hasSemiNativeFullScreen = (typeof v.webkitEnterFullscreen !== 'undefined');
+
+ // W3C
+ t.hasNativeFullscreen = (typeof v.requestFullscreen !== 'undefined');
+
+ // webkit/firefox/IE11+
+ t.hasWebkitNativeFullScreen = (typeof v.webkitRequestFullScreen !== 'undefined');
+ t.hasMozNativeFullScreen = (typeof v.mozRequestFullScreen !== 'undefined');
+ t.hasMsNativeFullScreen = (typeof v.msRequestFullscreen !== 'undefined');
+
+ t.hasTrueNativeFullScreen = (t.hasWebkitNativeFullScreen || t.hasMozNativeFullScreen || t.hasMsNativeFullScreen);
+ t.nativeFullScreenEnabled = t.hasTrueNativeFullScreen;
+
+ // Enabled?
+ if (t.hasMozNativeFullScreen) {
+ t.nativeFullScreenEnabled = document.mozFullScreenEnabled;
+ } else if (t.hasMsNativeFullScreen) {
+ t.nativeFullScreenEnabled = document.msFullscreenEnabled;
+ }
+
+ if (t.isChrome) {
+ t.hasSemiNativeFullScreen = false;
+ }
+
+ if (t.hasTrueNativeFullScreen) {
+
+ t.fullScreenEventName = '';
+ if (t.hasWebkitNativeFullScreen) {
+ t.fullScreenEventName = 'webkitfullscreenchange';
+
+ } else if (t.hasMozNativeFullScreen) {
+ t.fullScreenEventName = 'mozfullscreenchange';
+
+ } else if (t.hasMsNativeFullScreen) {
+ t.fullScreenEventName = 'MSFullscreenChange';
+ }
+
+ t.isFullScreen = function() {
+ if (t.hasMozNativeFullScreen) {
+ return d.mozFullScreen;
+
+ } else if (t.hasWebkitNativeFullScreen) {
+ return d.webkitIsFullScreen;
+
+ } else if (t.hasMsNativeFullScreen) {
+ return d.msFullscreenElement !== null;
+ }
+ }
+
+ t.requestFullScreen = function(el) {
+
+ if (t.hasWebkitNativeFullScreen) {
+ el.webkitRequestFullScreen();
+
+ } else if (t.hasMozNativeFullScreen) {
+ el.mozRequestFullScreen();
+
+ } else if (t.hasMsNativeFullScreen) {
+ el.msRequestFullscreen();
+
+ }
+ }
+
+ t.cancelFullScreen = function() {
+ if (t.hasWebkitNativeFullScreen) {
+ document.webkitCancelFullScreen();
+
+ } else if (t.hasMozNativeFullScreen) {
+ document.mozCancelFullScreen();
+
+ } else if (t.hasMsNativeFullScreen) {
+ document.msExitFullscreen();
+
+ }
+ }
+
+ }
+
+
+ // OS X 10.5 can't do this even if it says it can :(
+ if (t.hasSemiNativeFullScreen && ua.match(/mac os x 10_5/i)) {
+ t.hasNativeFullScreen = false;
+ t.hasSemiNativeFullScreen = false;
+ }
+
+ }
+};
+mejs.MediaFeatures.init();
+
+/*
+extension methods to <video> or <audio> object to bring it into parity with PluginMediaElement (see below)
+*/
+mejs.HtmlMediaElement = {
+ pluginType: 'native',
+ isFullScreen: false,
+
+ setCurrentTime: function (time) {
+ this.currentTime = time;
+ },
+
+ setMuted: function (muted) {
+ this.muted = muted;
+ },
+
+ setVolume: function (volume) {
+ this.volume = volume;
+ },
+
+ // for parity with the plugin versions
+ stop: function () {
+ this.pause();
+ },
+
+ // This can be a url string
+ // or an array [{src:'file.mp4',type:'video/mp4'},{src:'file.webm',type:'video/webm'}]
+ setSrc: function (url) {
+
+ // Fix for IE9 which can't set .src when there are <source> elements. Awesome, right?
+ var
+ existingSources = this.getElementsByTagName('source');
+ while (existingSources.length > 0){
+ this.removeChild(existingSources[0]);
+ }
+
+ if (typeof url == 'string') {
+ this.src = url;
+ } else {
+ var i, media;
+
+ for (i=0; i<url.length; i++) {
+ media = url[i];
+ if (this.canPlayType(media.type)) {
+ this.src = media.src;
+ break;
+ }
+ }
+ }
+ },
+
+ setVideoSize: function (width, height) {
+ this.width = width;
+ this.height = height;
+ }
+};
+
+/*
+Mimics the <video/audio> element by calling Flash's External Interface or Silverlights [ScriptableMember]
+*/
+mejs.PluginMediaElement = function (pluginid, pluginType, mediaUrl) {
+ this.id = pluginid;
+ this.pluginType = pluginType;
+ this.src = mediaUrl;
+ this.events = {};
+ this.attributes = {};
+};
+
+// JavaScript values and ExternalInterface methods that match HTML5 video properties methods
+// http://www.adobe.com/livedocs/flash/9.0/ActionScriptLangRefV3/fl/video/FLVPlayback.html
+// http://www.whatwg.org/specs/web-apps/current-work/multipage/video.html
+mejs.PluginMediaElement.prototype = {
+
+ // special
+ pluginElement: null,
+ pluginType: '',
+ isFullScreen: false,
+
+ // not implemented :(
+ playbackRate: -1,
+ defaultPlaybackRate: -1,
+ seekable: [],
+ played: [],
+
+ // HTML5 read-only properties
+ paused: true,
+ ended: false,
+ seeking: false,
+ duration: 0,
+ error: null,
+ tagName: '',
+
+ // HTML5 get/set properties, but only set (updated by event handlers)
+ muted: false,
+ volume: 1,
+ currentTime: 0,
+
+ // HTML5 methods
+ play: function () {
+ if (this.pluginApi != null) {
+ if (this.pluginType == 'youtube' || this.pluginType == 'vimeo') {
+ this.pluginApi.playVideo();
+ } else {
+ this.pluginApi.playMedia();
+ }
+ this.paused = false;
+ }
+ },
+ load: function () {
+ if (this.pluginApi != null) {
+ if (this.pluginType == 'youtube' || this.pluginType == 'vimeo') {
+ } else {
+ this.pluginApi.loadMedia();
+ }
+
+ this.paused = false;
+ }
+ },
+ pause: function () {
+ if (this.pluginApi != null) {
+ if (this.pluginType == 'youtube' || this.pluginType == 'vimeo') {
+ this.pluginApi.pauseVideo();
+ } else {
+ this.pluginApi.pauseMedia();
+ }
+
+
+ this.paused = true;
+ }
+ },
+ stop: function () {
+ if (this.pluginApi != null) {
+ if (this.pluginType == 'youtube' || this.pluginType == 'vimeo') {
+ this.pluginApi.stopVideo();
+ } else {
+ this.pluginApi.stopMedia();
+ }
+ this.paused = true;
+ }
+ },
+ canPlayType: function(type) {
+ var i,
+ j,
+ pluginInfo,
+ pluginVersions = mejs.plugins[this.pluginType];
+
+ for (i=0; i<pluginVersions.length; i++) {
+ pluginInfo = pluginVersions[i];
+
+ // test if user has the correct plugin version
+ if (mejs.PluginDetector.hasPluginVersion(this.pluginType, pluginInfo.version)) {
+
+ // test for plugin playback types
+ for (j=0; j<pluginInfo.types.length; j++) {
+ // find plugin that can play the type
+ if (type == pluginInfo.types[j]) {
+ return 'probably';
+ }
+ }
+ }
+ }
+
+ return '';
+ },
+
+ positionFullscreenButton: function(x,y,visibleAndAbove) {
+ if (this.pluginApi != null && this.pluginApi.positionFullscreenButton) {
+ this.pluginApi.positionFullscreenButton(Math.floor(x),Math.floor(y),visibleAndAbove);
+ }
+ },
+
+ hideFullscreenButton: function() {
+ if (this.pluginApi != null && this.pluginApi.hideFullscreenButton) {
+ this.pluginApi.hideFullscreenButton();
+ }
+ },
+
+
+ // custom methods since not all JavaScript implementations support get/set
+
+ // This can be a url string
+ // or an array [{src:'file.mp4',type:'video/mp4'},{src:'file.webm',type:'video/webm'}]
+ setSrc: function (url) {
+ if (typeof url == 'string') {
+ this.pluginApi.setSrc(mejs.Utility.absolutizeUrl(url));
+ this.src = mejs.Utility.absolutizeUrl(url);
+ } else {
+ var i, media;
+
+ for (i=0; i<url.length; i++) {
+ media = url[i];
+ if (this.canPlayType(media.type)) {
+ this.pluginApi.setSrc(mejs.Utility.absolutizeUrl(media.src));
+ this.src = mejs.Utility.absolutizeUrl(url);
+ break;
+ }
+ }
+ }
+
+ },
+ setCurrentTime: function (time) {
+ if (this.pluginApi != null) {
+ if (this.pluginType == 'youtube' || this.pluginType == 'vimeo') {
+ this.pluginApi.seekTo(time);
+ } else {
+ this.pluginApi.setCurrentTime(time);
+ }
+
+
+
+ this.currentTime = time;
+ }
+ },
+ setVolume: function (volume) {
+ if (this.pluginApi != null) {
+ // same on YouTube and MEjs
+ if (this.pluginType == 'youtube') {
+ this.pluginApi.setVolume(volume * 100);
+ } else {
+ this.pluginApi.setVolume(volume);
+ }
+ this.volume = volume;
+ }
+ },
+ setMuted: function (muted) {
+ if (this.pluginApi != null) {
+ if (this.pluginType == 'youtube') {
+ if (muted) {
+ this.pluginApi.mute();
+ } else {
+ this.pluginApi.unMute();
+ }
+ this.muted = muted;
+ this.dispatchEvent('volumechange');
+ } else {
+ this.pluginApi.setMuted(muted);
+ }
+ this.muted = muted;
+ }
+ },
+
+ // additional non-HTML5 methods
+ setVideoSize: function (width, height) {
+
+ //if (this.pluginType == 'flash' || this.pluginType == 'silverlight') {
+ if (this.pluginElement && this.pluginElement.style) {
+ this.pluginElement.style.width = width + 'px';
+ this.pluginElement.style.height = height + 'px';
+ }
+ if (this.pluginApi != null && this.pluginApi.setVideoSize) {
+ this.pluginApi.setVideoSize(width, height);
+ }
+ //}
+ },
+
+ setFullscreen: function (fullscreen) {
+ if (this.pluginApi != null && this.pluginApi.setFullscreen) {
+ this.pluginApi.setFullscreen(fullscreen);
+ }
+ },
+
+ enterFullScreen: function() {
+ if (this.pluginApi != null && this.pluginApi.setFullscreen) {
+ this.setFullscreen(true);
+ }
+
+ },
+
+ exitFullScreen: function() {
+ if (this.pluginApi != null && this.pluginApi.setFullscreen) {
+ this.setFullscreen(false);
+ }
+ },
+
+ // start: fake events
+ addEventListener: function (eventName, callback, bubble) {
+ this.events[eventName] = this.events[eventName] || [];
+ this.events[eventName].push(callback);
+ },
+ removeEventListener: function (eventName, callback) {
+ if (!eventName) { this.events = {}; return true; }
+ var callbacks = this.events[eventName];
+ if (!callbacks) return true;
+ if (!callback) { this.events[eventName] = []; return true; }
+ for (var i = 0; i < callbacks.length; i++) {
+ if (callbacks[i] === callback) {
+ this.events[eventName].splice(i, 1);
+ return true;
+ }
+ }
+ return false;
+ },
+ dispatchEvent: function (eventName) {
+ var i,
+ args,
+ callbacks = this.events[eventName];
+
+ if (callbacks) {
+ args = Array.prototype.slice.call(arguments, 1);
+ for (i = 0; i < callbacks.length; i++) {
+ callbacks[i].apply(this, args);
+ }
+ }
+ },
+ // end: fake events
+
+ // fake DOM attribute methods
+ hasAttribute: function(name){
+ return (name in this.attributes);
+ },
+ removeAttribute: function(name){
+ delete this.attributes[name];
+ },
+ getAttribute: function(name){
+ if (this.hasAttribute(name)) {
+ return this.attributes[name];
+ }
+ return '';
+ },
+ setAttribute: function(name, value){
+ this.attributes[name] = value;
+ },
+
+ remove: function() {
+ mejs.Utility.removeSwf(this.pluginElement.id);
+ mejs.MediaPluginBridge.unregisterPluginElement(this.pluginElement.id);
+ }
+};
+
+// Handles calls from Flash/Silverlight and reports them as native <video/audio> events and properties
+mejs.MediaPluginBridge = {
+
+ pluginMediaElements:{},
+ htmlMediaElements:{},
+
+ registerPluginElement: function (id, pluginMediaElement, htmlMediaElement) {
+ this.pluginMediaElements[id] = pluginMediaElement;
+ this.htmlMediaElements[id] = htmlMediaElement;
+ },
+
+ unregisterPluginElement: function (id) {
+ delete this.pluginMediaElements[id];
+ delete this.htmlMediaElements[id];
+ },
+
+ // when Flash/Silverlight is ready, it calls out to this method
+ initPlugin: function (id) {
+
+ var pluginMediaElement = this.pluginMediaElements[id],
+ htmlMediaElement = this.htmlMediaElements[id];
+
+ if (pluginMediaElement) {
+ // find the javascript bridge
+ switch (pluginMediaElement.pluginType) {
+ case "flash":
+ pluginMediaElement.pluginElement = pluginMediaElement.pluginApi = document.getElementById(id);
+ break;
+ case "silverlight":
+ pluginMediaElement.pluginElement = document.getElementById(pluginMediaElement.id);
+ pluginMediaElement.pluginApi = pluginMediaElement.pluginElement.Content.MediaElementJS;
+ break;
+ }
+
+ if (pluginMediaElement.pluginApi != null && pluginMediaElement.success) {
+ pluginMediaElement.success(pluginMediaElement, htmlMediaElement);
+ }
+ }
+ },
+
+ // receives events from Flash/Silverlight and sends them out as HTML5 media events
+ // http://www.whatwg.org/specs/web-apps/current-work/multipage/video.html
+ fireEvent: function (id, eventName, values) {
+
+ var
+ e,
+ i,
+ bufferedTime,
+ pluginMediaElement = this.pluginMediaElements[id];
+
+ if(!pluginMediaElement){
+ return;
+ }
+
+ // fake event object to mimic real HTML media event.
+ e = {
+ type: eventName,
+ target: pluginMediaElement
+ };
+
+ // attach all values to element and event object
+ for (i in values) {
+ pluginMediaElement[i] = values[i];
+ e[i] = values[i];
+ }
+
+ // fake the newer W3C buffered TimeRange (loaded and total have been removed)
+ bufferedTime = values.bufferedTime || 0;
+
+ e.target.buffered = e.buffered = {
+ start: function(index) {
+ return 0;
+ },
+ end: function (index) {
+ return bufferedTime;
+ },
+ length: 1
+ };
+
+ pluginMediaElement.dispatchEvent(e.type, e);
+ }
+};
+
+/*
+Default options
+*/
+mejs.MediaElementDefaults = {
+ // allows testing on HTML5, flash, silverlight
+ // auto: attempts to detect what the browser can do
+ // auto_plugin: prefer plugins and then attempt native HTML5
+ // native: forces HTML5 playback
+ // shim: disallows HTML5, will attempt either Flash or Silverlight
+ // none: forces fallback view
+ mode: 'auto',
+ // remove or reorder to change plugin priority and availability
+ plugins: ['flash','silverlight','youtube','vimeo'],
+ // shows debug errors on screen
+ enablePluginDebug: false,
+ // use plugin for browsers that have trouble with Basic Authentication on HTTPS sites
+ httpsBasicAuthSite: false,
+ // overrides the type specified, useful for dynamic instantiation
+ type: '',
+ // path to Flash and Silverlight plugins
+ pluginPath: mejs.Utility.getScriptPath(['mediaelement.js','mediaelement.min.js','mediaelement-and-player.js','mediaelement-and-player.min.js']),
+ // name of flash file
+ flashName: 'flashmediaelement.swf',
+ // streamer for RTMP streaming
+ flashStreamer: '',
+ // turns on the smoothing filter in Flash
+ enablePluginSmoothing: false,
+ // enabled pseudo-streaming (seek) on .mp4 files
+ enablePseudoStreaming: false,
+ // start query parameter sent to server for pseudo-streaming
+ pseudoStreamingStartQueryParam: 'start',
+ // name of silverlight file
+ silverlightName: 'silverlightmediaelement.xap',
+ // default if the <video width> is not specified
+ defaultVideoWidth: 480,
+ // default if the <video height> is not specified
+ defaultVideoHeight: 270,
+ // overrides <video width>
+ pluginWidth: -1,
+ // overrides <video height>
+ pluginHeight: -1,
+ // additional plugin variables in 'key=value' form
+ pluginVars: [],
+ // rate in milliseconds for Flash and Silverlight to fire the timeupdate event
+ // larger number is less accurate, but less strain on plugin->JavaScript bridge
+ timerRate: 250,
+ // initial volume for player
+ startVolume: 0.8,
+ success: function () { },
+ error: function () { }
+};
+
+/*
+Determines if a browser supports the <video> or <audio> element
+and returns either the native element or a Flash/Silverlight version that
+mimics HTML5 MediaElement
+*/
+mejs.MediaElement = function (el, o) {
+ return mejs.HtmlMediaElementShim.create(el,o);
+};
+
+mejs.HtmlMediaElementShim = {
+
+ create: function(el, o) {
+ var
+ options = mejs.MediaElementDefaults,
+ htmlMediaElement = (typeof(el) == 'string') ? document.getElementById(el) : el,
+ tagName = htmlMediaElement.tagName.toLowerCase(),
+ isMediaTag = (tagName === 'audio' || tagName === 'video'),
+ src = (isMediaTag) ? htmlMediaElement.getAttribute('src') : htmlMediaElement.getAttribute('href'),
+ poster = htmlMediaElement.getAttribute('poster'),
+ autoplay = htmlMediaElement.getAttribute('autoplay'),
+ preload = htmlMediaElement.getAttribute('preload'),
+ controls = htmlMediaElement.getAttribute('controls'),
+ playback,
+ prop;
+
+ // extend options
+ for (prop in o) {
+ options[prop] = o[prop];
+ }
+
+ // clean up attributes
+ src = (typeof src == 'undefined' || src === null || src == '') ? null : src;
+ poster = (typeof poster == 'undefined' || poster === null) ? '' : poster;
+ preload = (typeof preload == 'undefined' || preload === null || preload === 'false') ? 'none' : preload;
+ autoplay = !(typeof autoplay == 'undefined' || autoplay === null || autoplay === 'false');
+ controls = !(typeof controls == 'undefined' || controls === null || controls === 'false');
+
+ // test for HTML5 and plugin capabilities
+ playback = this.determinePlayback(htmlMediaElement, options, mejs.MediaFeatures.supportsMediaTag, isMediaTag, src);
+ playback.url = (playback.url !== null) ? mejs.Utility.absolutizeUrl(playback.url) : '';
+
+ if (playback.method == 'native') {
+ // second fix for android
+ if (mejs.MediaFeatures.isBustedAndroid) {
+ htmlMediaElement.src = playback.url;
+ htmlMediaElement.addEventListener('click', function() {
+ htmlMediaElement.play();
+ }, false);
+ }
+
+ // add methods to native HTMLMediaElement
+ return this.updateNative(playback, options, autoplay, preload);
+ } else if (playback.method !== '') {
+ // create plugin to mimic HTMLMediaElement
+
+ return this.createPlugin( playback, options, poster, autoplay, preload, controls);
+ } else {
+ // boo, no HTML5, no Flash, no Silverlight.
+ this.createErrorMessage( playback, options, poster );
+
+ return this;
+ }
+ },
+
+ determinePlayback: function(htmlMediaElement, options, supportsMediaTag, isMediaTag, src) {
+ var
+ mediaFiles = [],
+ i,
+ j,
+ k,
+ l,
+ n,
+ type,
+ result = { method: '', url: '', htmlMediaElement: htmlMediaElement, isVideo: (htmlMediaElement.tagName.toLowerCase() != 'audio')},
+ pluginName,
+ pluginVersions,
+ pluginInfo,
+ dummy,
+ media;
+
+ // STEP 1: Get URL and type from <video src> or <source src>
+
+ // supplied type overrides <video type> and <source type>
+ if (typeof options.type != 'undefined' && options.type !== '') {
+
+ // accept either string or array of types
+ if (typeof options.type == 'string') {
+ mediaFiles.push({type:options.type, url:src});
+ } else {
+
+ for (i=0; i<options.type.length; i++) {
+ mediaFiles.push({type:options.type[i], url:src});
+ }
+ }
+
+ // test for src attribute first
+ } else if (src !== null) {
+ type = this.formatType(src, htmlMediaElement.getAttribute('type'));
+ mediaFiles.push({type:type, url:src});
+
+ // then test for <source> elements
+ } else {
+ // test <source> types to see if they are usable
+ for (i = 0; i < htmlMediaElement.childNodes.length; i++) {
+ n = htmlMediaElement.childNodes[i];
+ if (n.nodeType == 1 && n.tagName.toLowerCase() == 'source') {
+ src = n.getAttribute('src');
+ type = this.formatType(src, n.getAttribute('type'));
+ media = n.getAttribute('media');
+
+ if (!media || !window.matchMedia || (window.matchMedia && window.matchMedia(media).matches)) {
+ mediaFiles.push({type:type, url:src});
+ }
+ }
+ }
+ }
+
+ // in the case of dynamicly created players
+ // check for audio types
+ if (!isMediaTag && mediaFiles.length > 0 && mediaFiles[0].url !== null && this.getTypeFromFile(mediaFiles[0].url).indexOf('audio') > -1) {
+ result.isVideo = false;
+ }
+
+
+ // STEP 2: Test for playback method
+
+ // special case for Android which sadly doesn't implement the canPlayType function (always returns '')
+ if (mejs.MediaFeatures.isBustedAndroid) {
+ htmlMediaElement.canPlayType = function(type) {
+ return (type.match(/video\/(mp4|m4v)/gi) !== null) ? 'maybe' : '';
+ };
+ }
+
+ // special case for Chromium to specify natively supported video codecs (i.e. WebM and Theora)
+ if (mejs.MediaFeatures.isChromium) {
+ htmlMediaElement.canPlayType = function(type) {
+ return (type.match(/video\/(webm|ogv|ogg)/gi) !== null) ? 'maybe' : '';
+ };
+ }
+
+ // test for native playback first
+ if (supportsMediaTag && (options.mode === 'auto' || options.mode === 'auto_plugin' || options.mode === 'native') && !(mejs.MediaFeatures.isBustedNativeHTTPS && options.httpsBasicAuthSite === true)) {
+
+ if (!isMediaTag) {
+
+ // create a real HTML5 Media Element
+ dummy = document.createElement( result.isVideo ? 'video' : 'audio');
+ htmlMediaElement.parentNode.insertBefore(dummy, htmlMediaElement);
+ htmlMediaElement.style.display = 'none';
+
+ // use this one from now on
+ result.htmlMediaElement = htmlMediaElement = dummy;
+ }
+
+ for (i=0; i<mediaFiles.length; i++) {
+ // normal check
+ if (mediaFiles[i].type == "video/m3u8" || htmlMediaElement.canPlayType(mediaFiles[i].type).replace(/no/, '') !== ''
+ // special case for Mac/Safari 5.0.3 which answers '' to canPlayType('audio/mp3') but 'maybe' to canPlayType('audio/mpeg')
+ || htmlMediaElement.canPlayType(mediaFiles[i].type.replace(/mp3/,'mpeg')).replace(/no/, '') !== ''
+ // special case for m4a supported by detecting mp4 support
+ || htmlMediaElement.canPlayType(mediaFiles[i].type.replace(/m4a/,'mp4')).replace(/no/, '') !== '') {
+ result.method = 'native';
+ result.url = mediaFiles[i].url;
+ break;
+ }
+ }
+
+ if (result.method === 'native') {
+ if (result.url !== null) {
+ htmlMediaElement.src = result.url;
+ }
+
+ // if `auto_plugin` mode, then cache the native result but try plugins.
+ if (options.mode !== 'auto_plugin') {
+ return result;
+ }
+ }
+ }
+
+ // if native playback didn't work, then test plugins
+ if (options.mode === 'auto' || options.mode === 'auto_plugin' || options.mode === 'shim') {
+ for (i=0; i<mediaFiles.length; i++) {
+ type = mediaFiles[i].type;
+
+ // test all plugins in order of preference [silverlight, flash]
+ for (j=0; j<options.plugins.length; j++) {
+
+ pluginName = options.plugins[j];
+
+ // test version of plugin (for future features)
+ pluginVersions = mejs.plugins[pluginName];
+
+ for (k=0; k<pluginVersions.length; k++) {
+ pluginInfo = pluginVersions[k];
+
+ // test if user has the correct plugin version
+
+ // for youtube/vimeo
+ if (pluginInfo.version == null ||
+
+ mejs.PluginDetector.hasPluginVersion(pluginName, pluginInfo.version)) {
+
+ // test for plugin playback types
+ for (l=0; l<pluginInfo.types.length; l++) {
+ // find plugin that can play the type
+ if (type == pluginInfo.types[l]) {
+ result.method = pluginName;
+ result.url = mediaFiles[i].url;
+ return result;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
+ // at this point, being in 'auto_plugin' mode implies that we tried plugins but failed.
+ // if we have native support then return that.
+ if (options.mode === 'auto_plugin' && result.method === 'native') {
+ return result;
+ }
+
+ // what if there's nothing to play? just grab the first available
+ if (result.method === '' && mediaFiles.length > 0) {
+ result.url = mediaFiles[0].url;
+ }
+
+ return result;
+ },
+
+ formatType: function(url, type) {
+ var ext;
+
+ // if no type is supplied, fake it with the extension
+ if (url && !type) {
+ return this.getTypeFromFile(url);
+ } else {
+ // only return the mime part of the type in case the attribute contains the codec
+ // see http://www.whatwg.org/specs/web-apps/current-work/multipage/video.html#the-source-element
+ // `video/mp4; codecs="avc1.42E01E, mp4a.40.2"` becomes `video/mp4`
+
+ if (type && ~type.indexOf(';')) {
+ return type.substr(0, type.indexOf(';'));
+ } else {
+ return type;
+ }
+ }
+ },
+
+ getTypeFromFile: function(url) {
+ url = url.split('?')[0];
+ var ext = url.substring(url.lastIndexOf('.') + 1).toLowerCase();
+ return (/(mp4|m4v|ogg|ogv|m3u8|webm|webmv|flv|wmv|mpeg|mov)/gi.test(ext) ? 'video' : 'audio') + '/' + this.getTypeFromExtension(ext);
+ },
+
+ getTypeFromExtension: function(ext) {
+
+ switch (ext) {
+ case 'mp4':
+ case 'm4v':
+ case 'm4a':
+ return 'mp4';
+ case 'webm':
+ case 'webma':
+ case 'webmv':
+ return 'webm';
+ case 'ogg':
+ case 'oga':
+ case 'ogv':
+ return 'ogg';
+ default:
+ return ext;
+ }
+ },
+
+ createErrorMessage: function(playback, options, poster) {
+ var
+ htmlMediaElement = playback.htmlMediaElement,
+ errorContainer = document.createElement('div');
+
+ errorContainer.className = 'me-cannotplay';
+
+ try {
+ errorContainer.style.width = htmlMediaElement.width + 'px';
+ errorContainer.style.height = htmlMediaElement.height + 'px';
+ } catch (e) {}
+
+ if (options.customError) {
+ errorContainer.innerHTML = options.customError;
+ } else {
+ errorContainer.innerHTML = (poster !== '') ?
+ '<a href="' + playback.url + '"><img src="' + poster + '" width="100%" height="100%" /></a>' :
+ '<a href="' + playback.url + '"><span>' + mejs.i18n.t('Download File') + '</span></a>';
+ }
+
+ htmlMediaElement.parentNode.insertBefore(errorContainer, htmlMediaElement);
+ htmlMediaElement.style.display = 'none';
+
+ options.error(htmlMediaElement);
+ },
+
+ createPlugin:function(playback, options, poster, autoplay, preload, controls) {
+ var
+ htmlMediaElement = playback.htmlMediaElement,
+ width = 1,
+ height = 1,
+ pluginid = 'me_' + playback.method + '_' + (mejs.meIndex++),
+ pluginMediaElement = new mejs.PluginMediaElement(pluginid, playback.method, playback.url),
+ container = document.createElement('div'),
+ specialIEContainer,
+ node,
+ initVars;
+
+ // copy tagName from html media element
+ pluginMediaElement.tagName = htmlMediaElement.tagName
+
+ // copy attributes from html media element to plugin media element
+ for (var i = 0; i < htmlMediaElement.attributes.length; i++) {
+ var attribute = htmlMediaElement.attributes[i];
+ if (attribute.specified == true) {
+ pluginMediaElement.setAttribute(attribute.name, attribute.value);
+ }
+ }
+
+ // check for placement inside a <p> tag (sometimes WYSIWYG editors do this)
+ node = htmlMediaElement.parentNode;
+ while (node !== null && node.tagName.toLowerCase() !== 'body' && node.parentNode != null) {
+ if (node.parentNode.tagName.toLowerCase() === 'p') {
+ node.parentNode.parentNode.insertBefore(node, node.parentNode);
+ break;
+ }
+ node = node.parentNode;
+ }
+
+ if (playback.isVideo) {
+ width = (options.pluginWidth > 0) ? options.pluginWidth : (options.videoWidth > 0) ? options.videoWidth : (htmlMediaElement.getAttribute('width') !== null) ? htmlMediaElement.getAttribute('width') : options.defaultVideoWidth;
+ height = (options.pluginHeight > 0) ? options.pluginHeight : (options.videoHeight > 0) ? options.videoHeight : (htmlMediaElement.getAttribute('height') !== null) ? htmlMediaElement.getAttribute('height') : options.defaultVideoHeight;
+
+ // in case of '%' make sure it's encoded
+ width = mejs.Utility.encodeUrl(width);
+ height = mejs.Utility.encodeUrl(height);
+
+ } else {
+ if (options.enablePluginDebug) {
+ width = 320;
+ height = 240;
+ }
+ }
+
+ // register plugin
+ pluginMediaElement.success = options.success;
+ mejs.MediaPluginBridge.registerPluginElement(pluginid, pluginMediaElement, htmlMediaElement);
+
+ // add container (must be added to DOM before inserting HTML for IE)
+ container.className = 'me-plugin';
+ container.id = pluginid + '_container';
+
+ if (playback.isVideo) {
+ htmlMediaElement.parentNode.insertBefore(container, htmlMediaElement);
+ } else {
+ document.body.insertBefore(container, document.body.childNodes[0]);
+ }
+
+ // flash/silverlight vars
+ initVars = [
+ 'id=' + pluginid,
+ 'jsinitfunction=' + "mejs.MediaPluginBridge.initPlugin",
+ 'jscallbackfunction=' + "mejs.MediaPluginBridge.fireEvent",
+ 'isvideo=' + ((playback.isVideo) ? "true" : "false"),
+ 'autoplay=' + ((autoplay) ? "true" : "false"),
+ 'preload=' + preload,
+ 'width=' + width,
+ 'startvolume=' + options.startVolume,
+ 'timerrate=' + options.timerRate,
+ 'flashstreamer=' + options.flashStreamer,
+ 'height=' + height,
+ 'pseudostreamstart=' + options.pseudoStreamingStartQueryParam];
+
+ if (playback.url !== null) {
+ if (playback.method == 'flash') {
+ initVars.push('file=' + mejs.Utility.encodeUrl(playback.url));
+ } else {
+ initVars.push('file=' + playback.url);
+ }
+ }
+ if (options.enablePluginDebug) {
+ initVars.push('debug=true');
+ }
+ if (options.enablePluginSmoothing) {
+ initVars.push('smoothing=true');
+ }
+ if (options.enablePseudoStreaming) {
+ initVars.push('pseudostreaming=true');
+ }
+ if (controls) {
+ initVars.push('controls=true'); // shows controls in the plugin if desired
+ }
+ if (options.pluginVars) {
+ initVars = initVars.concat(options.pluginVars);
+ }
+
+ switch (playback.method) {
+ case 'silverlight':
+ container.innerHTML =
+'<object data="data:application/x-silverlight-2," type="application/x-silverlight-2" id="' + pluginid + '" name="' + pluginid + '" width="' + width + '" height="' + height + '" class="mejs-shim">' +
+'<param name="initParams" value="' + initVars.join(',') + '" />' +
+'<param name="windowless" value="true" />' +
+'<param name="background" value="black" />' +
+'<param name="minRuntimeVersion" value="3.0.0.0" />' +
+'<param name="autoUpgrade" value="true" />' +
+'<param name="source" value="' + options.pluginPath + options.silverlightName + '" />' +
+'</object>';
+ break;
+
+ case 'flash':
+
+ if (mejs.MediaFeatures.isIE) {
+ specialIEContainer = document.createElement('div');
+ container.appendChild(specialIEContainer);
+ specialIEContainer.outerHTML =
+'<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="//download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab" ' +
+'id="' + pluginid + '" width="' + width + '" height="' + height + '" class="mejs-shim">' +
+'<param name="movie" value="' + options.pluginPath + options.flashName + '?x=' + (new Date()) + '" />' +
+'<param name="flashvars" value="' + initVars.join('&amp;') + '" />' +
+'<param name="quality" value="high" />' +
+'<param name="bgcolor" value="#000000" />' +
+'<param name="wmode" value="transparent" />' +
+'<param name="allowScriptAccess" value="always" />' +
+'<param name="allowFullScreen" value="true" />' +
+'<param name="scale" value="default" />' +
+'</object>';
+
+ } else {
+
+ container.innerHTML =
+'<embed id="' + pluginid + '" name="' + pluginid + '" ' +
+'play="true" ' +
+'loop="false" ' +
+'quality="high" ' +
+'bgcolor="#000000" ' +
+'wmode="transparent" ' +
+'allowScriptAccess="always" ' +
+'allowFullScreen="true" ' +
+'type="application/x-shockwave-flash" pluginspage="//www.macromedia.com/go/getflashplayer" ' +
+'src="' + options.pluginPath + options.flashName + '" ' +
+'flashvars="' + initVars.join('&') + '" ' +
+'width="' + width + '" ' +
+'height="' + height + '" ' +
+'scale="default"' +
+'class="mejs-shim"></embed>';
+ }
+ break;
+
+ case 'youtube':
+
+
+ var videoId;
+ // youtu.be url from share button
+ if (playback.url.lastIndexOf("youtu.be") != -1) {
+ videoId = playback.url.substr(playback.url.lastIndexOf('/')+1);
+ if (videoId.indexOf('?') != -1) {
+ videoId = videoId.substr(0, videoId.indexOf('?'));
+ }
+ }
+ else {
+ videoId = playback.url.substr(playback.url.lastIndexOf('=')+1);
+ }
+ youtubeSettings = {
+ container: container,
+ containerId: container.id,
+ pluginMediaElement: pluginMediaElement,
+ pluginId: pluginid,
+ videoId: videoId,
+ height: height,
+ width: width
+ };
+
+ if (mejs.PluginDetector.hasPluginVersion('flash', [10,0,0]) ) {
+ mejs.YouTubeApi.createFlash(youtubeSettings);
+ } else {
+ mejs.YouTubeApi.enqueueIframe(youtubeSettings);
+ }
+
+ break;
+
+ // DEMO Code. Does NOT work.
+ case 'vimeo':
+ var player_id = pluginid + "_player";
+ pluginMediaElement.vimeoid = playback.url.substr(playback.url.lastIndexOf('/')+1);
+
+ container.innerHTML ='<iframe src="//player.vimeo.com/video/' + pluginMediaElement.vimeoid + '?api=1&portrait=0&byline=0&title=0&player_id=' + player_id + '" width="' + width +'" height="' + height +'" frameborder="0" class="mejs-shim" id="' + player_id + '" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>';
+ if (typeof($f) == 'function') { // froogaloop available
+ var player = $f(container.childNodes[0]);
+ player.addEvent('ready', function() {
+ $.extend( player, {
+ playVideo: function() {
+ player.api( 'play' );
+ },
+ stopVideo: function() {
+ player.api( 'unload' );
+ },
+ pauseVideo: function() {
+ player.api( 'pause' );
+ },
+ seekTo: function( seconds ) {
+ player.api( 'seekTo', seconds );
+ },
+ setVolume: function( volume ) {
+ player.api( 'setVolume', volume );
+ },
+ setMuted: function( muted ) {
+ if( muted ) {
+ player.lastVolume = player.api( 'getVolume' );
+ player.api( 'setVolume', 0 );
+ } else {
+ player.api( 'setVolume', player.lastVolume );
+ delete player.lastVolume;
+ }
+ }
+ });
+
+ function createEvent(player, pluginMediaElement, eventName, e) {
+ var obj = {
+ type: eventName,
+ target: pluginMediaElement
+ };
+ if (eventName == 'timeupdate') {
+ pluginMediaElement.currentTime = obj.currentTime = e.seconds;
+ pluginMediaElement.duration = obj.duration = e.duration;
+ }
+ pluginMediaElement.dispatchEvent(obj.type, obj);
+ }
+
+ player.addEvent('play', function() {
+ createEvent(player, pluginMediaElement, 'play');
+ createEvent(player, pluginMediaElement, 'playing');
+ });
+
+ player.addEvent('pause', function() {
+ createEvent(player, pluginMediaElement, 'pause');
+ });
+
+ player.addEvent('finish', function() {
+ createEvent(player, pluginMediaElement, 'ended');
+ });
+
+ player.addEvent('playProgress', function(e) {
+ createEvent(player, pluginMediaElement, 'timeupdate', e);
+ });
+
+ pluginMediaElement.pluginElement = container;
+ pluginMediaElement.pluginApi = player;
+
+ // init mejs
+ mejs.MediaPluginBridge.initPlugin(pluginid);
+ });
+ }
+ else {
+ console.warn("You need to include froogaloop for vimeo to work");
+ }
+ break;
+ }
+ // hide original element
+ htmlMediaElement.style.display = 'none';
+ // prevent browser from autoplaying when using a plugin
+ htmlMediaElement.removeAttribute('autoplay');
+
+ // FYI: options.success will be fired by the MediaPluginBridge
+
+ return pluginMediaElement;
+ },
+
+ updateNative: function(playback, options, autoplay, preload) {
+
+ var htmlMediaElement = playback.htmlMediaElement,
+ m;
+
+
+ // add methods to video object to bring it into parity with Flash Object
+ for (m in mejs.HtmlMediaElement) {
+ htmlMediaElement[m] = mejs.HtmlMediaElement[m];
+ }
+
+ /*
+ Chrome now supports preload="none"
+ if (mejs.MediaFeatures.isChrome) {
+
+ // special case to enforce preload attribute (Chrome doesn't respect this)
+ if (preload === 'none' && !autoplay) {
+
+ // forces the browser to stop loading (note: fails in IE9)
+ htmlMediaElement.src = '';
+ htmlMediaElement.load();
+ htmlMediaElement.canceledPreload = true;
+
+ htmlMediaElement.addEventListener('play',function() {
+ if (htmlMediaElement.canceledPreload) {
+ htmlMediaElement.src = playback.url;
+ htmlMediaElement.load();
+ htmlMediaElement.play();
+ htmlMediaElement.canceledPreload = false;
+ }
+ }, false);
+ // for some reason Chrome forgets how to autoplay sometimes.
+ } else if (autoplay) {
+ htmlMediaElement.load();
+ htmlMediaElement.play();
+ }
+ }
+ */
+
+ // fire success code
+ options.success(htmlMediaElement, htmlMediaElement);
+
+ return htmlMediaElement;
+ }
+};
+
+/*
+ - test on IE (object vs. embed)
+ - determine when to use iframe (Firefox, Safari, Mobile) vs. Flash (Chrome, IE)
+ - fullscreen?
+*/
+
+// YouTube Flash and Iframe API
+mejs.YouTubeApi = {
+ isIframeStarted: false,
+ isIframeLoaded: false,
+ loadIframeApi: function() {
+ if (!this.isIframeStarted) {
+ var tag = document.createElement('script');
+ tag.src = "//www.youtube.com/player_api";
+ var firstScriptTag = document.getElementsByTagName('script')[0];
+ firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
+ this.isIframeStarted = true;
+ }
+ },
+ iframeQueue: [],
+ enqueueIframe: function(yt) {
+
+ if (this.isLoaded) {
+ this.createIframe(yt);
+ } else {
+ this.loadIframeApi();
+ this.iframeQueue.push(yt);
+ }
+ },
+ createIframe: function(settings) {
+
+ var
+ pluginMediaElement = settings.pluginMediaElement,
+ player = new YT.Player(settings.containerId, {
+ height: settings.height,
+ width: settings.width,
+ videoId: settings.videoId,
+ playerVars: {controls:0},
+ events: {
+ 'onReady': function() {
+
+ // hook up iframe object to MEjs
+ settings.pluginMediaElement.pluginApi = player;
+
+ // init mejs
+ mejs.MediaPluginBridge.initPlugin(settings.pluginId);
+
+ // create timer
+ setInterval(function() {
+ mejs.YouTubeApi.createEvent(player, pluginMediaElement, 'timeupdate');
+ }, 250);
+ },
+ 'onStateChange': function(e) {
+
+ mejs.YouTubeApi.handleStateChange(e.data, player, pluginMediaElement);
+
+ }
+ }
+ });
+ },
+
+ createEvent: function (player, pluginMediaElement, eventName) {
+ var obj = {
+ type: eventName,
+ target: pluginMediaElement
+ };
+
+ if (player && player.getDuration) {
+
+ // time
+ pluginMediaElement.currentTime = obj.currentTime = player.getCurrentTime();
+ pluginMediaElement.duration = obj.duration = player.getDuration();
+
+ // state
+ obj.paused = pluginMediaElement.paused;
+ obj.ended = pluginMediaElement.ended;
+
+ // sound
+ obj.muted = player.isMuted();
+ obj.volume = player.getVolume() / 100;
+
+ // progress
+ obj.bytesTotal = player.getVideoBytesTotal();
+ obj.bufferedBytes = player.getVideoBytesLoaded();
+
+ // fake the W3C buffered TimeRange
+ var bufferedTime = obj.bufferedBytes / obj.bytesTotal * obj.duration;
+
+ obj.target.buffered = obj.buffered = {
+ start: function(index) {
+ return 0;
+ },
+ end: function (index) {
+ return bufferedTime;
+ },
+ length: 1
+ };
+
+ }
+
+ // send event up the chain
+ pluginMediaElement.dispatchEvent(obj.type, obj);
+ },
+
+ iFrameReady: function() {
+
+ this.isLoaded = true;
+ this.isIframeLoaded = true;
+
+ while (this.iframeQueue.length > 0) {
+ var settings = this.iframeQueue.pop();
+ this.createIframe(settings);
+ }
+ },
+
+ // FLASH!
+ flashPlayers: {},
+ createFlash: function(settings) {
+
+ this.flashPlayers[settings.pluginId] = settings;
+
+ /*
+ settings.container.innerHTML =
+ '<object type="application/x-shockwave-flash" id="' + settings.pluginId + '" data="//www.youtube.com/apiplayer?enablejsapi=1&amp;playerapiid=' + settings.pluginId + '&amp;version=3&amp;autoplay=0&amp;controls=0&amp;modestbranding=1&loop=0" ' +
+ 'width="' + settings.width + '" height="' + settings.height + '" style="visibility: visible; " class="mejs-shim">' +
+ '<param name="allowScriptAccess" value="always">' +
+ '<param name="wmode" value="transparent">' +
+ '</object>';
+ */
+
+ var specialIEContainer,
+ youtubeUrl = '//www.youtube.com/apiplayer?enablejsapi=1&amp;playerapiid=' + settings.pluginId + '&amp;version=3&amp;autoplay=0&amp;controls=0&amp;modestbranding=1&loop=0';
+
+ if (mejs.MediaFeatures.isIE) {
+
+ specialIEContainer = document.createElement('div');
+ settings.container.appendChild(specialIEContainer);
+ specialIEContainer.outerHTML = '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="//download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab" ' +
+'id="' + settings.pluginId + '" width="' + settings.width + '" height="' + settings.height + '" class="mejs-shim">' +
+ '<param name="movie" value="' + youtubeUrl + '" />' +
+ '<param name="wmode" value="transparent" />' +
+ '<param name="allowScriptAccess" value="always" />' +
+ '<param name="allowFullScreen" value="true" />' +
+'</object>';
+ } else {
+ settings.container.innerHTML =
+ '<object type="application/x-shockwave-flash" id="' + settings.pluginId + '" data="' + youtubeUrl + '" ' +
+ 'width="' + settings.width + '" height="' + settings.height + '" style="visibility: visible; " class="mejs-shim">' +
+ '<param name="allowScriptAccess" value="always">' +
+ '<param name="wmode" value="transparent">' +
+ '</object>';
+ }
+
+ },
+
+ flashReady: function(id) {
+ var
+ settings = this.flashPlayers[id],
+ player = document.getElementById(id),
+ pluginMediaElement = settings.pluginMediaElement;
+
+ // hook up and return to MediaELementPlayer.success
+ pluginMediaElement.pluginApi =
+ pluginMediaElement.pluginElement = player;
+ mejs.MediaPluginBridge.initPlugin(id);
+
+ // load the youtube video
+ player.cueVideoById(settings.videoId);
+
+ var callbackName = settings.containerId + '_callback';
+
+ window[callbackName] = function(e) {
+ mejs.YouTubeApi.handleStateChange(e, player, pluginMediaElement);
+ }
+
+ player.addEventListener('onStateChange', callbackName);
+
+ setInterval(function() {
+ mejs.YouTubeApi.createEvent(player, pluginMediaElement, 'timeupdate');
+ }, 250);
+
+ mejs.YouTubeApi.createEvent(player, pluginMediaElement, 'canplay');
+ },
+
+ handleStateChange: function(youTubeState, player, pluginMediaElement) {
+ switch (youTubeState) {
+ case -1: // not started
+ pluginMediaElement.paused = true;
+ pluginMediaElement.ended = true;
+ mejs.YouTubeApi.createEvent(player, pluginMediaElement, 'loadedmetadata');
+ //createYouTubeEvent(player, pluginMediaElement, 'loadeddata');
+ break;
+ case 0:
+ pluginMediaElement.paused = false;
+ pluginMediaElement.ended = true;
+ mejs.YouTubeApi.createEvent(player, pluginMediaElement, 'ended');
+ break;
+ case 1:
+ pluginMediaElement.paused = false;
+ pluginMediaElement.ended = false;
+ mejs.YouTubeApi.createEvent(player, pluginMediaElement, 'play');
+ mejs.YouTubeApi.createEvent(player, pluginMediaElement, 'playing');
+ break;
+ case 2:
+ pluginMediaElement.paused = true;
+ pluginMediaElement.ended = false;
+ mejs.YouTubeApi.createEvent(player, pluginMediaElement, 'pause');
+ break;
+ case 3: // buffering
+ mejs.YouTubeApi.createEvent(player, pluginMediaElement, 'progress');
+ break;
+ case 5:
+ // cued?
+ break;
+
+ }
+
+ }
+}
+// IFRAME
+function onYouTubePlayerAPIReady() {
+ mejs.YouTubeApi.iFrameReady();
+}
+// FLASH
+function onYouTubePlayerReady(id) {
+ mejs.YouTubeApi.flashReady(id);
+}
+
+window.mejs = mejs;
+window.MediaElement = mejs.MediaElement;
+
+/*
+ * Adds Internationalization and localization to mediaelement.
+ *
+ * This file does not contain translations, you have to add them manually.
+ * The schema is always the same: me-i18n-locale-[IETF-language-tag].js
+ *
+ * Examples are provided both for german and chinese translation.
+ *
+ *
+ * What is the concept beyond i18n?
+ * http://en.wikipedia.org/wiki/Internationalization_and_localization
+ *
+ * What langcode should i use?
+ * http://en.wikipedia.org/wiki/IETF_language_tag
+ * https://tools.ietf.org/html/rfc5646
+ *
+ *
+ * License?
+ *
+ * The i18n file uses methods from the Drupal project (drupal.js):
+ * - i18n.methods.t() (modified)
+ * - i18n.methods.checkPlain() (full copy)
+ *
+ * The Drupal project is (like mediaelementjs) licensed under GPLv2.
+ * - http://drupal.org/licensing/faq/#q1
+ * - https://github.com/johndyer/mediaelement
+ * - http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+ *
+ *
+ * @author
+ * Tim Latz (latz.tim@gmail.com)
+ *
+ *
+ * @params
+ * - context - document, iframe ..
+ * - exports - CommonJS, window ..
+ *
+ */
+;(function(context, exports, undefined) {
+ "use strict";
+
+ var i18n = {
+ "locale": {
+ // Ensure previous values aren't overwritten.
+ "language" : (exports.i18n && exports.i18n.locale.language) || '',
+ "strings" : (exports.i18n && exports.i18n.locale.strings) || {}
+ },
+ "ietf_lang_regex" : /^(x\-)?[a-z]{2,}(\-\w{2,})?(\-\w{2,})?$/,
+ "methods" : {}
+ };
+// start i18n
+
+
+ /**
+ * Get language, fallback to browser's language if empty
+ *
+ * IETF: RFC 5646, https://tools.ietf.org/html/rfc5646
+ * Examples: en, zh-CN, cmn-Hans-CN, sr-Latn-RS, es-419, x-private
+ */
+ i18n.getLanguage = function () {
+ var language = i18n.locale.language || window.navigator.userLanguage || window.navigator.language;
+ return i18n.ietf_lang_regex.exec(language) ? language : null;
+
+ //(WAS: convert to iso 639-1 (2-letters, lower case))
+ //return language.substr(0, 2).toLowerCase();
+ };
+
+ // i18n fixes for compatibility with WordPress
+ if ( typeof mejsL10n != 'undefined' ) {
+ i18n.locale.language = mejsL10n.language;
+ }
+
+
+
+ /**
+ * Encode special characters in a plain-text string for display as HTML.
+ */
+ i18n.methods.checkPlain = function (str) {
+ var character, regex,
+ replace = {
+ '&': '&amp;',
+ '"': '&quot;',
+ '<': '&lt;',
+ '>': '&gt;'
+ };
+ str = String(str);
+ for (character in replace) {
+ if (replace.hasOwnProperty(character)) {
+ regex = new RegExp(character, 'g');
+ str = str.replace(regex, replace[character]);
+ }
+ }
+ return str;
+ };
+
+ /**
+ * Translate strings to the page language or a given language.
+ *
+ *
+ * @param str
+ * A string containing the English string to translate.
+ *
+ * @param options
+ * - 'context' (defaults to the default context): The context the source string
+ * belongs to.
+ *
+ * @return
+ * The translated string, escaped via i18n.methods.checkPlain()
+ */
+ i18n.methods.t = function (str, options) {
+
+ // Fetch the localized version of the string.
+ if (i18n.locale.strings && i18n.locale.strings[options.context] && i18n.locale.strings[options.context][str]) {
+ str = i18n.locale.strings[options.context][str];
+ }
+
+ return i18n.methods.checkPlain(str);
+ };
+
+
+ /**
+ * Wrapper for i18n.methods.t()
+ *
+ * @see i18n.methods.t()
+ * @throws InvalidArgumentException
+ */
+ i18n.t = function(str, options) {
+
+ if (typeof str === 'string' && str.length > 0) {
+
+ // check every time due language can change for
+ // different reasons (translation, lang switcher ..)
+ var language = i18n.getLanguage();
+
+ options = options || {
+ "context" : language
+ };
+
+ return i18n.methods.t(str, options);
+ }
+ else {
+ throw {
+ "name" : 'InvalidArgumentException',
+ "message" : 'First argument is either not a string or empty.'
+ };
+ }
+ };
+
+// end i18n
+ exports.i18n = i18n;
+}(document, mejs));
+
+// i18n fixes for compatibility with WordPress
+;(function(exports, undefined) {
+
+ "use strict";
+
+ if ( typeof mejsL10n != 'undefined' ) {
+ exports[mejsL10n.language] = mejsL10n.strings;
+ }
+
+}(mejs.i18n.locale.strings));
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 06:09:55 +0000