384 lines
9.9 KiB
JavaScript
384 lines
9.9 KiB
JavaScript
/*!
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* MediaElement.js
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* http://www.mediaelementjs.com/
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*
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* Wrapper that mimics native HTML5 MediaElement (audio and video)
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* using a variety of technologies (pure JavaScript, Flash, iframe)
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*
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* Copyright 2010-2017, John Dyer (http://j.hn/)
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* License: MIT
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*
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*/(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(_dereq_,module,exports){
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'use strict';
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var VrAPI = {
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isMediaStarted: false,
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isMediaLoaded: false,
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creationQueue: [],
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prepareSettings: function prepareSettings(settings) {
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if (VrAPI.isLoaded) {
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VrAPI.createInstance(settings);
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} else {
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VrAPI.loadScript(settings);
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VrAPI.creationQueue.push(settings);
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}
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},
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loadScript: function loadScript(settings) {
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if (!VrAPI.isMediaStarted) {
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if (typeof VRView !== 'undefined') {
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VrAPI.createInstance(settings);
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} else {
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var script = document.createElement('script'),
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firstScriptTag = document.getElementsByTagName('script')[0];
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var done = false;
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settings.options.path = typeof settings.options.path === 'string' ? settings.options.path : 'https://googlevr.github.io/vrview/build/vrview.min.js';
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script.src = settings.options.path;
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script.onload = script.onreadystatechange = function () {
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if (!done && (!this.readyState || this.readyState === undefined || this.readyState === 'loaded' || this.readyState === 'complete')) {
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done = true;
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VrAPI.mediaReady();
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script.onload = script.onreadystatechange = null;
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}
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};
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firstScriptTag.parentNode.insertBefore(script, firstScriptTag);
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}
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VrAPI.isMediaStarted = true;
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}
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},
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mediaReady: function mediaReady() {
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VrAPI.isLoaded = true;
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VrAPI.isMediaLoaded = true;
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while (VrAPI.creationQueue.length > 0) {
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var settings = VrAPI.creationQueue.pop();
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VrAPI.createInstance(settings);
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}
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},
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createInstance: function createInstance(settings) {
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var player = new VRView.Player('#' + settings.id, settings.options);
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window['__ready__' + settings.id](player);
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}
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};
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var VrRenderer = {
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name: 'vrview',
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options: {
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prefix: 'vrview'
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},
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canPlayType: function canPlayType(type) {
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return ~['video/mp4', 'application/x-mpegurl', 'vnd.apple.mpegurl', 'application/dash+xml'].indexOf(type.toLowerCase());
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},
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create: function create(mediaElement, options, mediaFiles) {
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var stack = [],
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vr = {},
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readyState = 4;
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var vrPlayer = null,
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paused = true,
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volume = 1,
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oldVolume = volume,
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bufferedTime = 0,
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ended = false,
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duration = 0,
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url = '';
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vr.options = options;
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vr.id = mediaElement.id + '_' + options.prefix;
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vr.mediaElement = mediaElement;
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var props = mejs.html5media.properties,
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assignGettersSetters = function assignGettersSetters(propName) {
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var capName = propName.substring(0, 1).toUpperCase() + propName.substring(1);
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vr['get' + capName] = function () {
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if (vrPlayer !== null) {
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var value = null;
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switch (propName) {
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case 'currentTime':
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return vrPlayer.getCurrentTime();
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case 'duration':
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return vrPlayer.getDuration();
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case 'volume':
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volume = vrPlayer.getVolume();
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return volume;
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case 'muted':
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return volume === 0;
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case 'paused':
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paused = vrPlayer.isPaused;
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return paused;
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case 'ended':
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return ended;
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case 'src':
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return url;
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case 'buffered':
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return {
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start: function start() {
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return 0;
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},
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end: function end() {
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return bufferedTime * duration;
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},
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length: 1
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};
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case 'readyState':
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return readyState;
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}
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return value;
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} else {
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return null;
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}
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};
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vr['set' + capName] = function (value) {
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if (vrPlayer !== null) {
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switch (propName) {
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case 'src':
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var _url = typeof value === 'string' ? value : value[0].src;
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vrPlayer.setContentInfo({ video: _url });
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break;
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case 'currentTime':
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vrPlayer.setCurrentTime(value);
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setTimeout(function () {
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var event = mejs.Utils.createEvent('timeupdate', vr);
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mediaElement.dispatchEvent(event);
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}, 50);
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break;
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case 'volume':
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vrPlayer.setVolume(value);
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setTimeout(function () {
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var event = mejs.Utils.createEvent('volumechange', vr);
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mediaElement.dispatchEvent(event);
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}, 50);
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break;
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case 'muted':
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volume = value ? 0 : oldVolume;
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vrPlayer.setVolume(volume);
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setTimeout(function () {
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var event = mejs.Utils.createEvent('volumechange', vr);
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mediaElement.dispatchEvent(event);
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}, 50);
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break;
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case 'readyState':
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var event = mejs.Utils.createEvent('canplay', vr);
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mediaElement.dispatchEvent(event);
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break;
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default:
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console.log('VRView ' + vr.id, propName, 'UNSUPPORTED property');
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break;
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}
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} else {
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stack.push({ type: 'set', propName: propName, value: value });
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}
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};
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};
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for (var i = 0, il = props.length; i < il; i++) {
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assignGettersSetters(props[i]);
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}
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var methods = mejs.html5media.methods,
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assignMethods = function assignMethods(methodName) {
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vr[methodName] = function () {
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if (vrPlayer !== null) {
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switch (methodName) {
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case 'play':
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return vrPlayer.play();
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case 'pause':
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return vrPlayer.pause();
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case 'load':
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return null;
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}
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} else {
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stack.push({ type: 'call', methodName: methodName });
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}
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};
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};
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for (var _i = 0, _il = methods.length; _i < _il; _i++) {
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assignMethods(methods[_i]);
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}
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var vrContainer = document.createElement('div');
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vrContainer.setAttribute('id', vr.id);
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vrContainer.style.width = '100%';
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vrContainer.style.height = '100%';
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window['__ready__' + vr.id] = function (_vrPlayer) {
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mediaElement.vrPlayer = vrPlayer = _vrPlayer;
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var iframe = vrContainer.querySelector('iframe');
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iframe.style.width = '100%';
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iframe.style.height = '100%';
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if (stack.length) {
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for (var _i2 = 0, _il2 = stack.length; _i2 < _il2; _i2++) {
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var stackItem = stack[_i2];
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if (stackItem.type === 'set') {
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var propName = stackItem.propName,
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capName = '' + propName.substring(0, 1).toUpperCase() + propName.substring(1);
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vr['set' + capName](stackItem.value);
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} else if (stackItem.type === 'call') {
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vr[stackItem.methodName]();
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}
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}
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}
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vrPlayer.on('ready', function () {
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var events = mejs.html5media.events.concat(['mouseover', 'mouseout']);
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var _loop = function _loop(_i3, _il3) {
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vrPlayer.on(events[_i3], function () {
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var event = mejs.Utils.createEvent(events[_i3], vr);
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mediaElement.dispatchEvent(event);
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});
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};
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for (var _i3 = 0, _il3 = events.length; _i3 < _il3; _i3++) {
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_loop(_i3, _il3);
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}
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});
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};
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mediaElement.originalNode.parentNode.insertBefore(vrContainer, mediaElement.originalNode);
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mediaElement.originalNode.style.display = 'none';
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if (mediaElement.originalNode.getAttribute('data-360video-stereo') === 'false') {
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options.vrIsStereo = false;
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}
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var vrSettings = {
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path: options.vrPath,
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is_stereo: options.vrIsStereo,
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is_autopan_off: options.vrIsAutopanOff,
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is_debug: options.vrDebug,
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default_yaw: options.vrDefaultYaw,
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is_yaw_only: options.vrIsYawOnly,
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loop: options.loop
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};
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if (mediaFiles && mediaFiles.length > 0) {
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for (var _i4 = 0, _il4 = mediaFiles.length; _i4 < _il4; _i4++) {
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if (mejs.Renderers.renderers[options.prefix].canPlayType(mediaFiles[_i4].type)) {
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vrSettings.video = mediaFiles[_i4].src;
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vrSettings.width = '100%';
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vrSettings.height = '100%';
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break;
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}
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}
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}
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VrAPI.prepareSettings({
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options: vrSettings,
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id: vr.id
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});
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vr.hide = function () {
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vr.pause();
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if (vrPlayer) {
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vrContainer.style.display = 'none';
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}
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};
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vr.setSize = function () {};
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vr.show = function () {
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if (vrPlayer) {
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vrContainer.style.display = '';
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}
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};
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return vr;
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}
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};
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mejs.Renderers.add(VrRenderer);
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Object.assign(mejs.MepDefaults, {
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vrPath: null,
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vrIsStereo: true,
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vrIsAutopanOff: true,
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vrDebug: false,
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vrDefaultYaw: 0,
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vrIsYawOnly: false
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});
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Object.assign(MediaElementPlayer.prototype, {
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buildvrview: function buildvrview(player, controls, layers, media) {
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var t = this;
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if (!t.isVideo || t.isVideo && t.media.rendererName !== null && !t.media.rendererName.match(/(native\_(dash|hls)|html5)/)) {
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return;
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}
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if (player.node.getAttribute('data-360video') !== 'true') {
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return;
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}
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var button = document.createElement('div');
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player.detectFullscreenMode();
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button.className = t.options.classPrefix + 'button ' + t.options.classPrefix + 'vrview-button';
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button.innerHTML = '<button type="button" aria-controls="' + t.id + '" title="VR" aria-label="VR" tabindex="0"></button>';
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button.addEventListener('click', function () {
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var isFullScreen = mejs.Features.HAS_TRUE_NATIVE_FULLSCREEN && mejs.Features.IS_FULLSCREEN || player.isFullScreen;
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if (isFullScreen) {
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player.exitFullScreen();
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} else {
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player.enterFullScreen();
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}
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});
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t.globalBind('keydown', function (e) {
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var key = e.which || e.keyCode || 0;
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if (key === 27 && (mejs.Features.HAS_TRUE_NATIVE_FULLSCREEN && mejs.Features.IS_FULLSCREEN || player.isFullScreen)) {
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player.exitFullScreen();
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}
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});
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t.addControlElement(button, 'vrview');
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var url = media.getSrc(),
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mediaFiles = [{ src: url, type: mejs.Utils.getTypeFromFile(url) }],
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renderInfo = mejs.Renderers.select(mediaFiles, ['vrview']);
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media.changeRenderer(renderInfo.rendererName, mediaFiles);
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}
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});
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},{}]},{},[1]);
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