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HTML5 Video Player Enhance

To enhance the functionality of HTML5 Video Player (h5player) supporting all websites using shortcut keys similar to PotPlayer.

目前為 2021-06-16 提交的版本，檢視 最新版本。

  1. // ==UserScript==
  2. // @name         HTML5 Video Player Enhance
  3. // @version      2.9.1a5
  4. // @description  To enhance the functionality of HTML5 Video Player (h5player) supporting all websites using shortcut keys similar to PotPlayer.
  5. // @author       CY Fung
  6. // @match        http://*/*
  7. // @match        https://*/*
  8. // @run-at       document-start
  9. // @require https://cdnjs.cloudflare.com/ajax/libs/js-sha256/0.9.0/sha256.min.js
  10. // @require https://cdnjs.cloudflare.com/ajax/libs/mathjs/9.3.2/math.js
  11. // @namespace https://greasyfork.org/users/371179
  12. // @grant   GM_getValue
  13. // @grant   GM_setValue
  14. // ==/UserScript==
  15.  
  16.  
  17. /**
  18.  * Remarks
  19.  * This script support modern browser only with ES6+.
  20.  * fullscreen and pointerLock   buggy in shadowRoot
  21.  * Space Pause not success
  22.  * shift F key issue
  23.  **/
  24.  (function $$() {
  25.     'use strict';
  26.  
  27.     if (!document || !document.documentElement) return window.requestAnimationFrame($$);
  28.  
  29.     let _debug_h5p_logging_ = false;
  30.  
  31.     try {
  32.         _debug_h5p_logging_ = +window.localStorage.getItem('_h5_player_sLogging_') > 0
  33.     } catch (e) {}
  34.  
  35.  
  36.  
  37.     const SHIFT = 1;
  38.     const CTRL = 2;
  39.     const ALT = 4;
  40.     const TERMINATE = 0x842;
  41.     const _sVersion_ = 1817;
  42.     const str_postMsgData = '__postMsgData__'
  43.     const DOM_ACTIVE_FOUND = 1;
  44.     const DOM_ACTIVE_SRC_LOADED = 2;
  45.     const DOM_ACTIVE_ONCE_PLAYED = 4;
  46.     const DOM_ACTIVE_MOUSE_CLICK = 8;
  47.     const DOM_ACTIVE_MOUSE_IN = 16;
  48.     const DOM_ACTIVE_DELAYED_PAUSED = 32;
  49.     const DOM_ACTIVE_INVALID_PARENT = 2048;
  50.  
  51.  
  52.     let _endlessloop = null;
  53.     const isIframe = (window.top !== window.self && window.top && window.self);
  54.     const shadowRoots = [];
  55.  
  56.     const getRoot = (elm) => elm.getRootNode instanceof Function ? elm.getRootNode() : (elm.ownerDocument || null);
  57.  
  58.     const isShadowRoot = (elm) => (elm && ('host' in elm)) ? elm.nodeType == 11 && !!elm.host && elm.host.nodeType == 1 : null; //instanceof ShadowRoot
  59.  
  60.     const timeupdateStore = []
  61.     document.__h5p_boost_timeupdate_count = 0;
  62.  
  63.     const playerConfs = {}
  64.  
  65.     const $ws = {
  66.         requestAnimationFrame,
  67.         cancelAnimationFrame,
  68.         MutationObserver
  69.     }
  70.     //throw Error if your browser is too outdated. (eg ES6 script, no such window object)
  71.  
  72.     Element.prototype.__matches__ = (Element.prototype.matches || Element.prototype.matchesSelector ||
  73.         Element.prototype.mozMatchesSelector || Element.prototype.msMatchesSelector ||
  74.         Element.prototype.oMatchesSelector || Element.prototype.webkitMatchesSelector ||
  75.         Element.prototype.matches()); // throw Error if not supported
  76.  
  77.  
  78.     Element.prototype.__requestPointerLock__ = (Element.prototype.requestPointerLock ||
  79.         Element.prototype.mozRequestPointerLock || Element.prototype.webkitRequestPointerLock || function() {});
  80.  
  81.     // Ask the browser to release the pointer
  82.     Document.prototype.__exitPointerLock__ = (Document.prototype.exitPointerLock ||
  83.         Document.prototype.mozExitPointerLock || Document.prototype.webkitExitPointerLock || function() {});
  84.  
  85.  
  86.     function isSupportAdvancedEventListener() {
  87.         if ('_b1750' in $$) return $$._b1750
  88.         let prop = 0;
  89.         document.createAttribute('z').addEventListener('', null, {
  90.             get passive() {
  91.                 prop++;
  92.             },
  93.             get once() {
  94.                 prop++;
  95.             }
  96.         });
  97.         return ($$._b1750 = prop == 2);
  98.     }
  99.  
  100.     //  built-in hash - https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/digest
  101.     async function digestMessage(message) {
  102.         return window.sha256(message)
  103.     }
  104.  
  105.     const dround = (x) => ~~(x + .5);
  106.  
  107.     const jsonStringify_replacer = function(key, val) {
  108.         if (val && (val instanceof Element || val instanceof Document)) return val.toString();
  109.         return val; // return as is
  110.     };
  111.  
  112.     const jsonParse = function() {
  113.         try {
  114.             return JSON.parse.apply(this, arguments)
  115.         } catch (e) {}
  116.         return null;
  117.     }
  118.     const jsonStringify = function(obj) {
  119.         try {
  120.             return JSON.stringify.call(this, obj, jsonStringify_replacer)
  121.         } catch (e) {}
  122.         return null;
  123.     }
  124.  
  125.     function _postMsg() {
  126.         //async is needed. or error handling for postMessage
  127.         const [win, tag, ...data] = arguments;
  128.         if (typeof tag == 'string') {
  129.             let postMsgObj = {
  130.                 tag,
  131.                 passing: true,
  132.                 winOrder: _postMsg.a
  133.             }
  134.             try {
  135.                 let k = 'msg-' + (+new Date)
  136.                 win.document[str_postMsgData] = win.document[str_postMsgData] || {}
  137.                 win.document[str_postMsgData][k] = data; //direct
  138.                 postMsgObj.str = k;
  139.                 postMsgObj.stype = 1;
  140.             } catch (e) {}
  141.             if (!postMsgObj.stype) {
  142.                 postMsgObj.str = jsonStringify({
  143.                     d: data
  144.                 })
  145.                 if (postMsgObj.str && postMsgObj.str.length) postMsgObj.stype = 2;
  146.             }
  147.             if (!postMsgObj.stype) {
  148.                 postMsgObj.str = "" + data;
  149.                 postMsgObj.stype = 0;
  150.             }
  151.             win.postMessage(postMsgObj, '*');
  152.         }
  153.  
  154.     }
  155.  
  156.     function postMsg() {
  157.         let win = window;
  158.         let a = 0;
  159.         while (win = win.parent) {
  160.             _postMsg.a = ++a;
  161.             _postMsg(win, ...arguments)
  162.             if (win == top) break;
  163.         }
  164.     }
  165.  
  166.  
  167.     function crossBrowserTransition(type) {
  168.         if (crossBrowserTransition['_result_' + type]) return crossBrowserTransition['_result_' + type]
  169.         let el = document.createElement("fakeelement");
  170.  
  171.         const capital = (x) => x[0].toUpperCase() + x.substr(1);
  172.         const capitalType = capital(type);
  173.  
  174.         const transitions = {
  175.             [type]: `${type}end`,
  176.             [`O${capitalType}`]: `o${capitalType}End`,
  177.             [`Moz${capitalType}`]: `${type}end`,
  178.             [`Webkit${capitalType}`]: `webkit${capitalType}End`,
  179.             [`MS${capitalType}`]: `MS${capitalType}End`
  180.         }
  181.  
  182.         for (let styleProp in transitions) {
  183.             if (el.style[styleProp] !== undefined) {
  184.                 return (crossBrowserTransition['_result_' + type] = transitions[styleProp]);
  185.             }
  186.         }
  187.     }
  188.  
  189.     function isInOperation(elm) {
  190.         let elmInFocus = elm || document.activeElement;
  191.         if (!elmInFocus) return false;
  192.         let res1 = elmInFocus.__matches__(
  193.             'a[href],link[href],button,input:not([type="hidden"]),select,textarea,iframe,frame,menuitem,[draggable],[contenteditable]'
  194.         );
  195.         return res1;
  196.     }
  197.  
  198.     const fn_toString = (f, n = 50) => {
  199.         let s = (f + "");
  200.         if (s.length > 2 * n + 5) {
  201.             s = s.substr(0, n) + ' ... ' + s.substr(-n);
  202.         }
  203.         return s
  204.     };
  205.  
  206.     function consoleLog() {
  207.         if (!_debug_h5p_logging_) return;
  208.         if (isIframe) postMsg('consoleLog', ...arguments);
  209.         else console.log.apply(console, arguments);
  210.     }
  211.  
  212.     function consoleLogF() {
  213.         if (isIframe) postMsg('consoleLog', ...arguments);
  214.         else console.log.apply(console, arguments);
  215.     }
  216.  
  217.     class ResizeODM {
  218.         static __init__() {
  219.             this.__resizerCount__ = 0;
  220.             this.__resizeListeners__ = {};
  221.         }
  222.         constructor() {
  223.             let rm = this;
  224.             ResizeODM.__resizerCount__++;
  225.             let rpid = "rpid-" + ResizeODM.__resizerCount__;
  226.             ResizeODM.__resizeListeners__[rpid] = [];
  227.  
  228.             rm._resizer_listeners = ResizeODM.__resizeListeners__[rpid];
  229.  
  230.             let odm = document.createElement('object');
  231.             odm.setAttribute('_resizer_odm_', rpid);
  232.             odm.setAttribute('style', 'display: block; position: absolute; top: -300vh; left: -300vw; height: 100%; width: 100%; overflow: hidden; pointer-events: none; z-index: -1;');
  233.             odm.onload = ResizeODM.objectLoad;
  234.             odm.type = 'text/html';
  235.             odm.data = 'about:blank';
  236.             rm.odm = odm;
  237.             rm.rpid = rpid;
  238.             rm.odm.__rm__ = rm;
  239.         }
  240.  
  241.         static find(rsElm) {
  242.             if (!rsElm) return null;
  243.             let odm = [...rsElm.querySelectorAll('object[_resizer_odm_]')].filter(elm => elm.parentNode == rsElm)[0];
  244.             if (!odm) return null;
  245.  
  246.             return odm.__rm__ || null;
  247.  
  248.         }
  249.  
  250.         static resizeListener(e) {
  251.             let odv = e.target || e.srcElement;
  252.             let rm = odv._resizer_rm;
  253.             if (rm.__resizeRAF__) $ws.cancelAnimationFrame(rm.__resizeRAF__);
  254.             rm.__resizeRAF__ = $ws.requestAnimationFrame(function() {
  255.                 rm.__resizeRAF__ = 0;
  256.                 for (const fn of rm._resizer_listeners) fn.call(rm, e);
  257.             });
  258.         }
  259.  
  260.         static objectLoad(e) {
  261.             let odm = this;
  262.             let rm = odm.__rm__;
  263.             let odv = odm.contentDocument.defaultView
  264.             odv._resizer_rm = rm;
  265.             rm.odv = odv;
  266.             odv.onresize = ResizeODM.resizeListener;
  267.         }
  268.  
  269.         resizeElement() {
  270.             return this.odm.parentNode;
  271.         }
  272.  
  273.         // ResizeODM.relativeParent(rsElm);
  274.  
  275.         relativeParent(rsElm, existingnode = null) {
  276.             let odm = this.odm;
  277.             rsElm = rsElm || odm.parentNode;
  278.             let rpid = this.rpid;
  279.             //if (getComputedStyle(rsElm).position == 'static') rsElm.style.position = 'relative';
  280.             rsElm.insertBefore(odm, existingnode);
  281.         }
  282.  
  283.         listen(fn) {
  284.             this._resizer_listeners.push(fn);
  285.         }
  286.  
  287.         unlisten(fn) {
  288.             this._resizer_listeners.splice(this._resizer_listeners.indexOf(fn), 1);
  289.         }
  290.  
  291.         remove() {
  292.             this._resizer_listeners.length = 0;
  293.             this.odv.onresize = null;
  294.             this.odm.onload = null;
  295.         }
  296.  
  297.     }
  298.  
  299.     class AFLooperArray extends Array {
  300.         constructor() {
  301.             super();
  302.             this.activeLoopsCount = 0;
  303.             this.cid = 0;
  304.             this.loopingFrame = this.loopingFrame.bind(this);
  305.         }
  306.  
  307.         loopingFrame() {
  308.             if (!this.cid) return; //cancelled
  309.             for (const opt of this) {
  310.                 if (opt.isFunctionLooping) opt.fn(opt);
  311.             }
  312.             this.cid = $ws.requestAnimationFrame(this.loopingFrame);
  313.         }
  314.  
  315.         get isArrayLooping() {
  316.             return this.cid > 0;
  317.         }
  318.  
  319.         loopStart() {
  320.             this.cid = $ws.requestAnimationFrame(this.loopingFrame);
  321.         }
  322.         loopStop() {
  323.             if (this.cid) $ws.cancelAnimationFrame(this.cid);
  324.             this.cid = 0;
  325.         }
  326.         appendLoop(fn) {
  327.             if (typeof fn != 'function' || !this) return;
  328.             const opt = new AFLooperFunc(fn, this);
  329.             super.push(opt);
  330.             return opt;
  331.         }
  332.     }
  333.  
  334.     class AFLooperFunc {
  335.         constructor(fn, bind) {
  336.             this._looping = false;
  337.             this.fn = fn;
  338.             this.bind = bind;
  339.         }
  340.         get isFunctionLooping() {
  341.             return this._looping;
  342.         }
  343.         loopingStart() {
  344.             if (this._looping === false) {
  345.                 this._looping = true;
  346.                 if (++this.bind.activeLoopsCount == 1) this.bind.loopStart();
  347.             }
  348.         }
  349.         loopingStop() {
  350.             if (this._looping === true) {
  351.                 this._looping = false;
  352.                 if (--this.bind.activeLoopsCount == 0) this.bind.loopStop();
  353.             }
  354.         }
  355.     }
  356.  
  357.     function decimalEqual(a, b) {
  358.         return Math.round(a * 100000000) == Math.round(b * 100000000)
  359.     }
  360.  
  361.     function nonZeroNum(a) {
  362.         return a > 0 || a < 0;
  363.     }
  364.  
  365.     class PlayerConf {
  366.  
  367.         get scaleFactor() {
  368.             return this.mFactor * this.vFactor;
  369.         }
  370.  
  371.         cssTransform() {
  372.  
  373.             const playerConf = this;
  374.             const player = playerConf.domElement;
  375.             if (!player) return;
  376.             const videoScale = playerConf.scaleFactor;
  377.             
  378.             let {x,y}=playerConf.translate;
  379.  
  380.             let [_x,_y]=((playerConf.rotate % 180) == 90)?[y,x]:[x,y];
  381.  
  382.             
  383.             if((playerConf.rotate % 360) == 270)_x = -_x;
  384.             if((playerConf.rotate % 360) == 90)_y = -_y;
  385.  
  386.             var s = [
  387.                 playerConf.rotate > 0 ? 'rotate(' + playerConf.rotate + 'deg)' : '',
  388.                 !decimalEqual(videoScale, 1.0) ? 'scale(' + videoScale + ')' : '',
  389.                 (nonZeroNum(_x) || nonZeroNum(_y)) ? `translate(${_x}px, ${_y}px)` : '',
  390.             ];
  391.  
  392.             console.log(playerConf,s)
  393.  
  394.             player.style.transform = s.join(' ').trim()
  395.  
  396.         }
  397.  
  398.         constructor() {
  399.  
  400.             this.translate = {
  401.                     x: 0,
  402.                     y: 0
  403.                 };
  404.             this.rotate = 0;
  405.             this.mFactor = 1.0;
  406.             this.vFactor = 1.0;
  407.             this.fps = 30;
  408.             this.filter_key = {};
  409.             this.filter_view_units = {
  410.                 'hue-rotate': 'deg',
  411.                 'blur': 'px'
  412.             };
  413.             this.filterReset();
  414.  
  415.         }
  416.  
  417.         setFilter(prop, f) {
  418.  
  419.             let oldValue = this.filter_key[prop];
  420.             if (typeof oldValue != 'number') return;
  421.             let newValue = f(oldValue)
  422.             if (oldValue != newValue) {
  423.  
  424.                 newValue = +newValue.toFixed(6); //javascript bug
  425.  
  426.             }
  427.  
  428.             this.filter_key[prop] = newValue
  429.             this.filterSetup();
  430.  
  431.             return newValue;
  432.  
  433.  
  434.  
  435.         }
  436.  
  437.         filterSetup(options) {
  438.  
  439.             let ums = GM_getValue("unsharpen_mask")
  440.             if (!ums) ums = ""
  441.  
  442.             let view = ''
  443.             let playerElm = $hs.player();
  444.             if (!playerElm) return;
  445.             for (let view_key in this.filter_key) {
  446.                 let filter_value = +((+this.filter_key[view_key] || 0).toFixed(3))
  447.                 let view_unit = this.filter_view_units[view_key] || ''
  448.                 view += `${view_key}(${filter_value}${view_unit}) `
  449.                 this.filter_key[view_key] = Number(+this.filter_key[view_key] || 0)
  450.             }
  451.             if (ums) view += `url("#_h5p_${ums}")`;
  452.             if (options && options.grey) view += ' url("#grey1")';
  453.             playerElm.style.filter = view; //performance in firefox is bad
  454.         }
  455.  
  456.         filterReset() {
  457.             this.filter_key['brightness'] = 1.0
  458.             this.filter_key['contrast'] = 1.0
  459.             this.filter_key['saturate'] = 1.0
  460.             this.filter_key['hue-rotate'] = 0.0
  461.             this.filter_key['blur'] = 0.0
  462.             this.filterSetup()
  463.         }
  464.  
  465.     }
  466.  
  467.     class VideoListener {
  468.  
  469.         constructor(shadowRoot) {
  470.  
  471.             this.usable = false;
  472.             this.observer = null;
  473.             this.cid_delayed = 0;
  474.  
  475.             this.rootElement = shadowRoot || window.document;
  476.             if (this.rootElement && !this.rootElement.__videoListenerEnabled__) {
  477.                 this.rootElement.__videoListenerEnabled__ = true;
  478.                 this.usable = true;
  479.             }
  480.         }
  481.  
  482.         listen(fn) {
  483.             if (!this.usable) return;
  484.             this.checkRoot = async (_, shadowRoot) => {
  485.                 shadowRoot = shadowRoot || this.rootElement;
  486.                 const videos = shadowRoot.querySelectorAll('VIDEO'); //shadowRoot don't have getElementsByTagName
  487.                 for (const video of videos) {
  488.                     if (!video._onceMutationReady) {
  489.                         video._onceMutationReady = true;
  490.                         fn(video); // single function
  491.                     }
  492.                 }
  493.             };
  494.             this.init_observer();
  495.             this.checkOnce();
  496.             this.checkRoot();
  497.         }
  498.         init_observer() {
  499.             if (this.observer) return;
  500.             this.mutationObserverCallback = this.mutationObserverCallback.bind(this);
  501.             this.observer = new $ws.MutationObserver(this.mutationObserverCallback);
  502.             this.observer.observe(this.rootElement, {
  503.                 childList: true,
  504.                 subtree: true
  505.             })
  506.         }
  507.         mutationObserverCallback(mutationsList, observer) {
  508.             for (const mutation of mutationsList) {
  509.                 for (const addedNode of mutation.addedNodes) {
  510.                     if (addedNode.nodeName == 'VIDEO' || addedNode.childElementCount > 0) {
  511.                         if (this.cid_delayed) $ws.cancelAnimationFrame(this.cid_delayed);
  512.                         this.cid_delayed = $ws.requestAnimationFrame(this.checkRoot);
  513.                         return;
  514.                     }
  515.                 }
  516.             }
  517.         }
  518.  
  519.         async checkOnce() {
  520.             let treeWalker = document.createTreeWalker(
  521.                 document.documentElement,
  522.                 NodeFilter.SHOW_ELEMENT, {
  523.                     acceptNode: (node) => (node.shadowRoot ? NodeFilter.FILTER_ACCEPT : NodeFilter.FILTER_SKIP)
  524.                 }
  525.             );
  526.             let nodeList = [];
  527.             while (treeWalker.nextNode()) nodeList.push(treeWalker.currentNode);
  528.             for (const node of nodeList) this.checkRoot(null, node.shadowRoot);
  529.         }
  530.  
  531.  
  532.     }
  533.  
  534.     const Store = {
  535.         prefix: '_h5_player',
  536.         save: function(k, v) {
  537.             if (!Store.available()) return false;
  538.             if (typeof v != 'string') return false;
  539.             Store.LS.setItem(Store.prefix + k, v)
  540.             let sk = fn_toString(k + "", 30);
  541.             let sv = fn_toString(v + "", 30);
  542.             consoleLog(`localStorage Saved "${sk}" = "${sv}"`)
  543.             return true;
  544.  
  545.         },
  546.         read: function(k) {
  547.             if (!Store.available()) return false;
  548.             let v = Store.LS.getItem(Store.prefix + k)
  549.             let sk = fn_toString(k + "", 30);
  550.             let sv = fn_toString(v + "", 30);
  551.             consoleLog(`localStorage Read "${sk}" = "${sv}"`);
  552.             return v;
  553.  
  554.         },
  555.         remove: function(k) {
  556.  
  557.             if (!Store.available()) return false;
  558.             Store.LS.removeItem(Store.prefix + k)
  559.             let sk = fn_toString(k + "", 30);
  560.             consoleLog(`localStorage Removed "${sk}"`)
  561.             return true;
  562.         },
  563.         clearInvalid: function(sVersion) {
  564.             if (!Store.available()) return false;
  565.  
  566.             //let sVersion=1814;
  567.             if (+Store.read('_sVersion_') < sVersion) {
  568.                 Store._keys()
  569.                     .filter(s => s.indexOf(Store.prefix) === 0)
  570.                     .forEach(key => window.localStorage.removeItem(key))
  571.                 Store.save('_sVersion_', sVersion + '')
  572.                 return 2;
  573.             }
  574.             return 1;
  575.  
  576.         },
  577.         available: function() {
  578.             if (Store.LS) return true;
  579.             if (!window) return false;
  580.             const localStorage = window.localStorage;
  581.             if (!localStorage) return false;
  582.             if (typeof localStorage != 'object') return false;
  583.             if (!('getItem' in localStorage)) return false;
  584.             if (!('setItem' in localStorage)) return false;
  585.             Store.LS = localStorage;
  586.             return true;
  587.  
  588.         },
  589.         _keys: function() {
  590.             return Object.keys(localStorage);
  591.         },
  592.         _setItem: function(key, value) {
  593.             return localStorage.setItem(key, value)
  594.         },
  595.         _getItem: function(key) {
  596.             return localStorage.getItem(key)
  597.         },
  598.         _removeItem: function(key) {
  599.             return localStorage.removeItem(key)
  600.         }
  601.  
  602.     }
  603.  
  604.     const domTool = {
  605.         nopx: (x) => +x.replace('px', ''),
  606.         cssWH: function(m, r) {
  607.             if (!r) r = getComputedStyle(m, null);
  608.             let c = (x) => +x.replace('px', '');
  609.             return {
  610.                 w: m.offsetWidth || c(r.width),
  611.                 h: m.offsetHeight || c(r.height)
  612.             }
  613.         },
  614.         _isActionBox_1: function(vEl, pEl) {
  615.  
  616.             let vElCSS = domTool.cssWH(vEl);
  617.             let vElCSSw = vElCSS.w;
  618.             let vElCSSh = vElCSS.h;
  619.  
  620.             let vElx = vEl;
  621.             let res = [];
  622.             let mLevel = 0;
  623.             if (vEl && pEl && vEl != pEl && pEl.contains(vEl)) {
  624.                 while (vElx && vElx != pEl) {
  625.                     vElx = vElx.parentNode;
  626.                     let vElx_css = null;
  627.                     if (isShadowRoot(vElx)) {} else {
  628.                         vElx_css = getComputedStyle(vElx, null);
  629.                         let vElx_wp = domTool.nopx(vElx_css.paddingLeft) + domTool.nopx(vElx_css.paddingRight)
  630.                         vElCSSw += vElx_wp
  631.                         let vElx_hp = domTool.nopx(vElx_css.paddingTop) + domTool.nopx(vElx_css.paddingBottom)
  632.                         vElCSSh += vElx_hp
  633.                     }
  634.                     res.push({
  635.                         level: ++mLevel,
  636.                         padW: vElCSSw,
  637.                         padH: vElCSSh,
  638.                         elm: vElx,
  639.                         css: vElx_css
  640.                     })
  641.  
  642.                 }
  643.             }
  644.  
  645.             // in the array, each item is the parent of video player
  646.             res.vEl_cssWH = vElCSS
  647.  
  648.             return res;
  649.  
  650.         },
  651.         _isActionBox: function(vEl, walkRes, pEl_idx) {
  652.  
  653.             function absDiff(w1, w2, h1, h2) {
  654.                 let w = (w1 - w2),
  655.                     h = h1 - h2;
  656.                 return [(w > 0 ? w : -w), (h > 0 ? h : -h)]
  657.             }
  658.  
  659.             function midPoint(rect) {
  660.                 return {
  661.                     x: (rect.left + rect.right) / 2,
  662.                     y: (rect.top + rect.bottom) / 2
  663.                 }
  664.             }
  665.  
  666.             let parentCount = walkRes.length;
  667.             if (pEl_idx >= 0 && pEl_idx < parentCount) {} else {
  668.                 return;
  669.             }
  670.             let pElr = walkRes[pEl_idx]
  671.             if (!pElr.css) {
  672.                 //shadowRoot
  673.                 return true;
  674.             }
  675.  
  676.             let pEl = pElr.elm;
  677.  
  678.             //prevent activeElement==body
  679.             let pElCSS = domTool.cssWH(pEl, pElr.css);
  680.  
  681.             //check prediction of parent dimension
  682.             let d1v = absDiff(pElCSS.w, pElr.padW, pElCSS.h, pElr.padH)
  683.  
  684.             let d1x = d1v[0] < 10
  685.             let d1y = d1v[1] < 10;
  686.  
  687.             if (d1x && d1y) return true; //both edge along the container   -  fit size
  688.             if (!d1x && !d1y) return false; //no edge along the container     -  body contain the video element, fixed width&height
  689.  
  690.             //case: youtube video fullscreen
  691.  
  692.             //check centre point
  693.  
  694.             let pEl_rect = pEl.getBoundingClientRect()
  695.             let vEl_rect = vEl.getBoundingClientRect()
  696.  
  697.             let pEl_center = midPoint(pEl_rect)
  698.             let vEl_center = midPoint(vEl_rect)
  699.  
  700.             let d2v = absDiff(pEl_center.x, vEl_center.x, pEl_center.y, vEl_center.y);
  701.  
  702.             let d2x = d2v[0] < 10;
  703.             let d2y = d2v[1] < 10;
  704.  
  705.             return (d2x && d2y);
  706.  
  707.         },
  708.         getRect: function(element) {
  709.             let rect = element.getBoundingClientRect();
  710.             let scroll = domTool.getScroll();
  711.             return {
  712.                 pageX: rect.left + scroll.left,
  713.                 pageY: rect.top + scroll.top,
  714.                 screenX: rect.left,
  715.                 screenY: rect.top
  716.             };
  717.         },
  718.         getScroll: function() {
  719.             return {
  720.                 left: document.documentElement.scrollLeft || document.body.scrollLeft,
  721.                 top: document.documentElement.scrollTop || document.body.scrollTop
  722.             };
  723.         },
  724.         getClient: function() {
  725.             return {
  726.                 width: document.compatMode == 'CSS1Compat' ? document.documentElement.clientWidth : document.body.clientWidth,
  727.                 height: document.compatMode == 'CSS1Compat' ? document.documentElement.clientHeight : document.body.clientHeight
  728.             };
  729.         },
  730.         addStyle: //GM_addStyle,
  731.             function(css, head) {
  732.                 if (!head) {
  733.                     let _doc = document.documentElement;
  734.                     head = _doc.querySelector('head') || _doc.querySelector('html') || _doc;
  735.                 }
  736.                 let doc = head.ownerDocument;
  737.                 let style = doc.createElement('style');
  738.                 style.type = 'text/css';
  739.                 let node = doc.createTextNode(css);
  740.                 style.appendChild(node);
  741.                 head.appendChild(style);
  742.                 //console.log(document.head,style,'add style')
  743.                 return style;
  744.             },
  745.         eachParentNode: function(dom, fn) {
  746.             let parent = dom.parentNode
  747.             while (parent) {
  748.                 let isEnd = fn(parent, dom)
  749.                 parent = parent.parentNode
  750.                 if (isEnd) {
  751.                     break
  752.                 }
  753.             }
  754.         },
  755.  
  756.         hideDom: function hideDom(selector) {
  757.             let dom = document.querySelector(selector)
  758.             if (dom) {
  759.                 $ws.requestAnimationFrame(function() {
  760.                     dom.style.opacity = 0;
  761.                     dom.style.transform = 'translate(-9999px)';
  762.                     dom = null;
  763.                 })
  764.             }
  765.         }
  766.     };
  767.  
  768.     const handle = {
  769.  
  770.         afTipsDOM: async function(opts) {
  771.  
  772.             let tipsDoms = $hs._cached_tipsDoms;
  773.  
  774.             if (!tipsDoms || !tipsDoms.length) return;
  775.             for (const tipsDom of tipsDoms) {
  776.  
  777.                 let wPlayer = tipsDom._playerBlockElm;
  778.                 if (wPlayer == null) {
  779.                     $hs.cacheTipsDoms();
  780.                     return;
  781.                 }
  782.                 let layoutBox = wPlayer.parentNode;
  783.                 if (layoutBox == null) { //i.e. removed
  784.                     playerConfs[tipsDom._playerVPID].domActive |= DOM_ACTIVE_INVALID_PARENT;
  785.                     $hs.cacheTipsDoms();
  786.                     return;
  787.                 }
  788.                 let p = [layoutBox.offsetWidth, layoutBox.offsetHeight, wPlayer.offsetWidth, wPlayer.offsetHeight];
  789.  
  790.                 if (tipsDom._cached_dimensions) {
  791.                     let changed = false;
  792.                     for (let i in p) {
  793.                         if (tipsDom._cached_dimensions[i] != p[i]) {
  794.                             changed = true;
  795.                             break;
  796.                         }
  797.                     }
  798.                     if (!changed) return;
  799.                     tipsDom._env_changed = (tipsDom._env_changed || 0) + 1;
  800.                     consoleLog('tipsDom Env changed', tipsDom.id)
  801.                 }
  802.  
  803.                 tipsDom._cached_dimensions = p;
  804.  
  805.                 if (!tipsDom.id) return;
  806.                 let player = layoutBox.querySelector(`[_h5player_tips="${tipsDom.id}"]`)
  807.                 if (!player) return;
  808.  
  809.                 $hs.fixNonBoxingVideoTipsPosition(tipsDom, player)
  810.  
  811.             }
  812.  
  813.         },
  814.  
  815.         afBoostTimeUpdate: async function(opts) {
  816.  
  817.  
  818.             let tupConf = timeupdateStore.currentPlayingConf
  819.             if (!tupConf) return;
  820.             let video = tupConf.videoElement;
  821.             let time = video.currentTime;
  822.             let fakeTimeUpdateEvent = tupConf.fakeTimeUpdateEvent[0];
  823.             if (time !== tupConf.lastTime && fakeTimeUpdateEvent) {
  824.                 tupConf.lastTime = time;
  825.                 for (const fn of tupConf.eventHandlersRunner) {
  826.                     try {
  827.                         fn.apply(video, fakeTimeUpdateEvent)
  828.                     } catch (e) {}
  829.                 }
  830.                 //document.__h5p_boost_timeupdate_vtid=timeupdateStore.currentPlayingConf
  831.                 document.__h5p_boost_timeupdate_count = (document.__h5p_boost_timeupdate_count + 1) % 100000000;
  832.             }
  833.         },
  834.         afPlaybackRecording: async function(opts) {
  835.  
  836.             let qTime = +new Date;
  837.             if (qTime >= opts.pTime) {
  838.                 opts.pTime = qTime + opts.timeDelta; //prediction of next Interval
  839.                 opts.savePlaybackProgress()
  840.             }
  841.  
  842.         },
  843.         savePlaybackProgress: function() {
  844.  
  845.             //this refer to endless's opts
  846.             let player = this.player;
  847.  
  848.             let _uid = this.player_uid; //_h5p_uid_encrypted
  849.             if (!_uid) return;
  850.  
  851.             let shallSave = true;
  852.             let currentTimeToSave = ~~player.currentTime;
  853.  
  854.             if (this._lastSave == currentTimeToSave) shallSave = false;
  855.  
  856.             if (shallSave) {
  857.  
  858.                 this._lastSave = currentTimeToSave
  859.  
  860.                 //console.log('aasas',this.player_uid, shallSave, '_play_progress_'+_uid, currentTimeToSave)
  861.  
  862.                 Store.save('_play_progress_' + _uid, jsonStringify({
  863.                     't': currentTimeToSave
  864.                 }))
  865.  
  866.             }
  867.  
  868.         },
  869.         pr_updateUID: function() {
  870.  
  871.             //this refer to endless's opts
  872.  
  873.             let player = this.player;
  874.  
  875.             let _uid = player.getAttribute('_h5p_uid_encrypted') || ''
  876.             if (!_uid) return false;
  877.             this.player_uid = _uid;
  878.  
  879.             return true;
  880.  
  881.         },
  882.  
  883.     };
  884.  
  885.     class Momentary extends Map {
  886.         act(uniqueId, fn_start, fn_end, delay) {
  887.             if (!uniqueId) return;
  888.             uniqueId = uniqueId + "";
  889.             const last_cid = this.get(uniqueId);
  890.             if (last_cid > 0) clearTimeout(last_cid);
  891.             fn_start();
  892.             const new_cid = setTimeout(fn_end, delay)
  893.             this.set(uniqueId, new_cid)
  894.         }
  895.     }
  896.  
  897.     const momentary = new Momentary();
  898.  
  899.     const $hs = {
  900.  
  901.         /* 提示文本的字號 */
  902.         fontSize: 16,
  903.         enable: true,
  904.         playerInstance: null,
  905.         playbackRate: 1,
  906.         /* 快進快退步長 */
  907.         skipStep: 5,
  908.         trigger_actionBoxes: [],
  909.  
  910.         /* 獲取當前播放器的實例 */
  911.         player: function() {
  912.             let res = $hs.playerInstance || null;
  913.             if (res && res.parentNode == null) {
  914.                 $hs.playerInstance = null;
  915.                 res = null;
  916.             }
  917.  
  918.             if (res == null) {
  919.                 for (let k in playerConfs) {
  920.                     let playerConf = playerConfs[k];
  921.                     if (playerConf && playerConf.domElement && playerConf.domElement.parentNode) return playerConf.domElement;
  922.                 }
  923.             }
  924.             return res;
  925.         },
  926.  
  927.         pictureInPicture: function(videoElm) {
  928.             if (document.pictureInPictureElement) {
  929.                 document.exitPictureInPicture();
  930.             } else if ('requestPictureInPicture' in videoElm) {
  931.                 videoElm.requestPictureInPicture()
  932.             } else {
  933.                 $hs.tips('PIP is not supported.');
  934.             }
  935.         },
  936.  
  937.         getPlayerConf: function(video) {
  938.  
  939.             if (!video) return null;
  940.             let vpid = video.getAttribute('_h5ppid') || null;
  941.             if (!vpid) return null;
  942.             return playerConfs[vpid] || null;
  943.  
  944.         },
  945.  
  946.         handlerVideoPlaying: function(evt) {
  947.             const videoElm = evt.target || this || null;
  948.             const playerConf = $hs.getPlayerConf(videoElm)
  949.  
  950.             $hs._actionBoxSet(videoElm);
  951.             if (playerConf) {
  952.                 if (playerConf.timeout_pause > 0) playerConf.timeout_pause = clearTimeout(playerConf.timeout_pause);
  953.                 playerConf.lastPauseAt = 0
  954.                 playerConf.domActive |= DOM_ACTIVE_ONCE_PLAYED;
  955.                 playerConf.domActive &= ~DOM_ACTIVE_DELAYED_PAUSED;
  956.             }
  957.  
  958.             $hs.swtichPlayerInstance();
  959.  
  960.             $hs.switchCurrentPlayingConf();
  961.  
  962.  
  963.             $hs.onVideoTriggering();
  964.  
  965.             if (!$hs.enable) return $hs.tips(false);
  966.  
  967.             if (videoElm._isThisPausedBefore_) consoleLog('resumed')
  968.             let _pausedbefore_ = videoElm._isThisPausedBefore_
  969.  
  970.             if (videoElm.playpause_cid) {
  971.                 clearTimeout(videoElm.playpause_cid);
  972.                 videoElm.playpause_cid = 0;
  973.             }
  974.             let _last_paused = videoElm._last_paused
  975.             videoElm._last_paused = videoElm.paused
  976.             if (_last_paused === !videoElm.paused) {
  977.                 videoElm.playpause_cid = setTimeout(() => {
  978.                     if (videoElm.paused === !_last_paused && !videoElm.paused && _pausedbefore_) {
  979.                         $hs.tips('Playback resumed', undefined, 2500)
  980.                     }
  981.                 }, 90)
  982.             }
  983.  
  984.             /* 播放的時候進行相關同步操作 */
  985.  
  986.             if (!videoElm._record_continuous) {
  987.  
  988.                 /* 同步之前設定的播放速度 */
  989.                 $hs.setPlaybackRate()
  990.  
  991.                 if (!_endlessloop) _endlessloop = new AFLooperArray();
  992.  
  993.                 videoElm._record_continuous = _endlessloop.appendLoop(handle.afPlaybackRecording);
  994.                 videoElm._record_continuous._lastSave = -999;
  995.  
  996.                 videoElm._record_continuous.timeDelta = 2000;
  997.                 videoElm._record_continuous.player = videoElm
  998.                 videoElm._record_continuous.savePlaybackProgress = handle.savePlaybackProgress;
  999.                 videoElm._record_continuous.updateUID = handle.pr_updateUID;
  1000.  
  1001.                 videoElm._record_continuous.playingWithRecording = function() {
  1002.                     let player = this.player;
  1003.                     if (!player.paused && this.updateUID() && !this.isFunctionLooping) {
  1004.                         this.pTime = 0;
  1005.                         this.loopingStart();
  1006.                     }
  1007.                 }
  1008.  
  1009.             }
  1010.  
  1011.             videoElm._record_continuous.playingWithRecording(videoElm); //try to start recording
  1012.  
  1013.             videoElm._isThisPausedBefore_ = false;
  1014.  
  1015.         },
  1016.         handlerVideoPause: function(evt) {
  1017.  
  1018.             const videoElm = evt.target || this || null;
  1019.  
  1020.             const playerConf = $hs.getPlayerConf(videoElm)
  1021.             if (playerConf) {
  1022.                 playerConf.lastPauseAt = +new Date;
  1023.                 playerConf.timeout_pause = setTimeout(() => {
  1024.                     if (playerConf.lastPauseAt > 0) playerConf.domActive |= DOM_ACTIVE_DELAYED_PAUSED;
  1025.                 }, 600)
  1026.             }
  1027.  
  1028.             if (!$hs.enable) return $hs.tips(false);
  1029.             consoleLog('pause')
  1030.             videoElm._isThisPausedBefore_ = true;
  1031.  
  1032.             let _last_paused = videoElm._last_paused
  1033.             videoElm._last_paused = videoElm.paused
  1034.             if (videoElm.playpause_cid) {
  1035.                 clearTimeout(videoElm.playpause_cid);
  1036.                 videoElm.playpause_cid = 0;
  1037.             }
  1038.             if (_last_paused === !videoElm.paused) {
  1039.                 videoElm.playpause_cid = setTimeout(() => {
  1040.                     if (videoElm.paused === !_last_paused && videoElm.paused) {
  1041.                         $hs._tips(videoElm, 'Playback paused', undefined, 2500)
  1042.                     }
  1043.                 }, 90)
  1044.             }
  1045.  
  1046.  
  1047.             if (videoElm._record_continuous && videoElm._record_continuous.isFunctionLooping) {
  1048.                 videoElm._record_continuous.savePlaybackProgress(); //savePlaybackProgress once before stopping  //handle.savePlaybackProgress;
  1049.                 videoElm._record_continuous.loopingStop();
  1050.             }
  1051.  
  1052.  
  1053.         },
  1054.         handlerVideoVolumeChange: function(evt) {
  1055.  
  1056.             const videoElm = evt.target || this || null;
  1057.  
  1058.             if (videoElm.volume >= 0) {} else {
  1059.                 return;
  1060.             }
  1061.             let cVol = videoElm.volume;
  1062.             let cMuted = videoElm.muted;
  1063.  
  1064.             if (cVol === videoElm._volume_p && cMuted === videoElm._muted_p) {
  1065.                 // nothing changed
  1066.             } else if (cVol === videoElm._volume_p && cMuted !== videoElm._muted_p) {
  1067.                 // muted changed
  1068.             } else { // cVol != pVol
  1069.  
  1070.                 // only volume changed
  1071.  
  1072.                 let shallShowTips = videoElm._volume >= 0; //prevent initialization
  1073.  
  1074.                 if (!cVol) {
  1075.                     videoElm.muted = true;
  1076.                 } else if (cMuted) {
  1077.                     videoElm.muted = false;
  1078.                     videoElm._volume = cVol;
  1079.                 } else if (!cMuted) {
  1080.                     videoElm._volume = cVol;
  1081.                 }
  1082.                 consoleLog('volume changed')
  1083.  
  1084.                 if (shallShowTips)
  1085.                     $hs._tips(videoElm, 'Volume: ' + dround(videoElm.volume * 100) + '%', undefined, 3000)
  1086.  
  1087.             }
  1088.  
  1089.             videoElm._volume_p = cVol
  1090.             videoElm._muted_p = cMuted
  1091.  
  1092.         },
  1093.         handlerVideoLoadedMetaData: function(evt) {
  1094.             const videoElm = evt.target || this || null;
  1095.             consoleLog('video size', this.videoWidth + ' x ' + this.videoHeight);
  1096.  
  1097.             let vpid = videoElm.getAttribute('_h5ppid') || null;
  1098.             if (!vpid || !videoElm.currentSrc) return;
  1099.  
  1100.             if ($hs.varSrcList[vpid] != videoElm.currentSrc) {
  1101.                 $hs.varSrcList[vpid] = videoElm.currentSrc;
  1102.                 $hs.videoSrcFound(videoElm);
  1103.                 $hs._actionBoxSet(videoElm);
  1104.             }
  1105.             if (!videoElm._onceVideoLoaded) {
  1106.                 videoElm._onceVideoLoaded = true;
  1107.                 videoElm.addEventListener('playing', $hs.handlerVideoPlaying)
  1108.                 videoElm.addEventListener('pause', $hs.handlerVideoPause);
  1109.                 videoElm.addEventListener("volumechange", $hs.handlerVideoVolumeChange);
  1110.                 playerConfs[vpid].domActive |= DOM_ACTIVE_SRC_LOADED;
  1111.             }
  1112.  
  1113.         },
  1114.         handlerElementMouseEnter: function(evt) {
  1115.             if ($hs.intVideoInitCount > 0) {} else {
  1116.                 return;
  1117.             }
  1118.  
  1119.             const actionBox = $hs.trigger_actionBoxes.filter(actionBox => (evt.target === actionBox || actionBox.contains(evt.target)))[0]
  1120.             if (!actionBox) return;
  1121.             const vpid = actionBox.getAttribute('_h5p_actionbox_');
  1122.             const videoElm = getRoot(actionBox).querySelector(`VIDEO[_h5ppid="${vpid}"]`);
  1123.             if (!videoElm) return;
  1124.  
  1125.             $hs._actionBoxSet(videoElm);
  1126.  
  1127.             const playerConf = $hs.getPlayerConf(videoElm)
  1128.             if (playerConf) {
  1129.                 momentary.act("actionBoxMouseEnter",
  1130.                     () => {
  1131.                         playerConf.domActive |= DOM_ACTIVE_MOUSE_IN;
  1132.                     },
  1133.                     () => {
  1134.                         playerConf.domActive &= ~DOM_ACTIVE_MOUSE_IN;
  1135.                     },
  1136.                     300)
  1137.             }
  1138.  
  1139.         },
  1140.         handlerElementMouseDown: function(evt) {
  1141.  
  1142.             if ($hs.intVideoInitCount > 0) {} else {
  1143.                 return;
  1144.             }
  1145.  
  1146.             const actionBox = $hs.trigger_actionBoxes.filter(actionBox => (evt.target === actionBox || actionBox.contains(evt.target)))[0]
  1147.             if (!actionBox) return;
  1148.             const vpid = actionBox.getAttribute('_h5p_actionbox_');
  1149.             const videoElm = getRoot(actionBox).querySelector(`VIDEO[_h5ppid="${vpid}"]`);
  1150.             if (!videoElm) return;
  1151.  
  1152.             $hs._actionBoxSet(videoElm);
  1153.  
  1154.             const playerConf = $hs.getPlayerConf(videoElm)
  1155.             if (playerConf) {
  1156.                 momentary.act("actionBoxClicking",
  1157.                     () => {
  1158.                         playerConf.domActive |= DOM_ACTIVE_MOUSE_CLICK;
  1159.                     },
  1160.                     () => {
  1161.                         playerConf.domActive &= ~DOM_ACTIVE_MOUSE_CLICK;
  1162.                     },
  1163.                     300)
  1164.             }
  1165.             $hs.swtichPlayerInstance();
  1166.  
  1167.         },
  1168.         handlerElementWheelTuneVolume: function(evt) { //shift + wheel
  1169.  
  1170.             if ($hs.intVideoInitCount > 0) {} else {
  1171.                 return;
  1172.             }
  1173.  
  1174.             const actionBox = $hs.trigger_actionBoxes.filter(actionBox => (evt.target === actionBox || actionBox.contains(evt.target)))[0]
  1175.             if (!actionBox) return;
  1176.             const vpid = actionBox.getAttribute('_h5p_actionbox_');
  1177.             const videoElm = getRoot(actionBox).querySelector(`VIDEO[_h5ppid="${vpid}"]`);
  1178.             if (!videoElm) return;
  1179.  
  1180.             if (!evt.shiftKey) return;
  1181.             if (evt.deltaY) {
  1182.                 let player = $hs.player();
  1183.                 if (!player || player != videoElm) return;
  1184.  
  1185.                 if (evt.deltaY > 0) {
  1186.  
  1187.                     if ((player.muted && player.volume === 0) && player._volume > 0) {
  1188.  
  1189.                         player.muted = false;
  1190.                         player.volume = player._volume;
  1191.                     } else if (player.muted && (player.volume > 0 || !player._volume)) {
  1192.                         player.muted = false;
  1193.                     }
  1194.                     $hs.tuneVolume(-0.05)
  1195.  
  1196.                     evt.stopPropagation()
  1197.                     evt.preventDefault()
  1198.                     return false
  1199.  
  1200.                 } else if (evt.deltaY < 0) {
  1201.  
  1202.                     if ((player.muted && player.volume === 0) && player._volume > 0) {
  1203.                         player.muted = false;
  1204.                         player.volume = player._volume;
  1205.                     } else if (player.muted && (player.volume > 0 || !player._volume)) {
  1206.                         player.muted = false;
  1207.                     }
  1208.                     $hs.tuneVolume(+0.05)
  1209.  
  1210.                     evt.stopPropagation()
  1211.                     evt.preventDefault()
  1212.                     return false
  1213.  
  1214.                 }
  1215.             }
  1216.         },
  1217.         debug01: function(evt, videoActive) {
  1218.  
  1219.             if (!$hs.eventHooks) {
  1220.                 document.__h5p_eventhooks = ($hs.eventHooks = {
  1221.                     _debug_: []
  1222.                 });
  1223.             }
  1224.             $hs.eventHooks._debug_.push([videoActive, evt.type]);
  1225.             // console.log('h5p eventhooks = document.__h5p_eventhooks')
  1226.         },
  1227.  
  1228.         swtichPlayerInstance: function() {
  1229.  
  1230.             let newPlayerInstance = null;
  1231.             const ONLY_PLAYING_NONE = 0x4A00;
  1232.             const ONLY_PLAYING_MORE_THAN_ONE = 0x5A00;
  1233.             let onlyPlayingInstance = ONLY_PLAYING_NONE;
  1234.             for (let k in playerConfs) {
  1235.                 let playerConf = playerConfs[k] || {};
  1236.                 let {
  1237.                     domElement,
  1238.                     domActive
  1239.                 } = playerConf;
  1240.                 if (domElement) {
  1241.                     if (domActive & DOM_ACTIVE_INVALID_PARENT) continue;
  1242.                     if (!domElement.parentNode) {
  1243.                         playerConf.domActive |= DOM_ACTIVE_INVALID_PARENT;
  1244.                         continue;
  1245.                     }
  1246.                     if (domActive & DOM_ACTIVE_MOUSE_CLICK) {
  1247.                         newPlayerInstance = domElement
  1248.                         break;
  1249.                     }
  1250.                     if (domActive & DOM_ACTIVE_ONCE_PLAYED && (domActive & DOM_ACTIVE_DELAYED_PAUSED) == 0) {
  1251.                         if (onlyPlayingInstance == ONLY_PLAYING_NONE) onlyPlayingInstance = domElement;
  1252.                         else onlyPlayingInstance = ONLY_PLAYING_MORE_THAN_ONE;
  1253.                     }
  1254.                 }
  1255.             }
  1256.             if (newPlayerInstance == null && onlyPlayingInstance.nodeType == 1) {
  1257.                 newPlayerInstance = onlyPlayingInstance;
  1258.             }
  1259.  
  1260.             $hs.playerInstance = newPlayerInstance
  1261.  
  1262.  
  1263.         },
  1264.         switchCurrentPlayingConf: function() {
  1265.             let player = $hs.player();
  1266.             let res = null;
  1267.             if (player) {
  1268.                 for (const tupConf of timeupdateStore) {
  1269.                     if (tupConf && tupConf.videoElement === player) {
  1270.                         res = tupConf
  1271.                         break;
  1272.                     }
  1273.                 }
  1274.             }
  1275.             timeupdateStore.currentPlayingConf = res
  1276.  
  1277.         },
  1278.         handlerElementDblClick: function(evt) {
  1279.  
  1280.             if ($hs.intVideoInitCount > 0) {} else {
  1281.                 return;
  1282.             }
  1283.  
  1284.             if (document.readyState != "complete") return;
  1285.  
  1286.             const actionBox = $hs.trigger_actionBoxes.filter(actionBox => (evt.target === actionBox || actionBox.contains(evt.target)))[0]
  1287.             if (!actionBox) return;
  1288.             const vpid = actionBox.getAttribute('_h5p_actionbox_');
  1289.             const videoElm = getRoot(actionBox).querySelector(`VIDEO[_h5ppid="${vpid}"]`);
  1290.             if (!videoElm) return;
  1291.  
  1292.             $hs._actionBoxSet(videoElm);
  1293.  
  1294.             const playerConf = $hs.getPlayerConf(videoElm)
  1295.             if (playerConf) {
  1296.                 momentary.act("actionBoxClicking",
  1297.                     () => {
  1298.                         playerConf.domActive |= DOM_ACTIVE_MOUSE_CLICK;
  1299.                     },
  1300.                     () => {
  1301.                         playerConf.domActive &= ~DOM_ACTIVE_MOUSE_CLICK;
  1302.                     },
  1303.                     600)
  1304.             }
  1305.             $hs.swtichPlayerInstance()
  1306.  
  1307.             $hs.onVideoTriggering()
  1308.  
  1309.             $hs.callFullScreenBtn();
  1310.  
  1311.             evt.stopPropagation()
  1312.             evt.preventDefault()
  1313.             return false
  1314.  
  1315.         },
  1316.         handlerDocFocusOut: function(e) {
  1317.             let doc = this;
  1318.             $hs.focusFxLock = true;
  1319.             $ws.requestAnimationFrame(function() {
  1320.                 $hs.focusFxLock = false;
  1321.                 if (!$hs.enable) $hs.tips(false);
  1322.                 else
  1323.                 if (!doc.hasFocus() && $hs.player() && !$hs.isLostFocus) {
  1324.                     $hs.isLostFocus = true;
  1325.                     consoleLog('doc.focusout')
  1326.                     //$hs.tips('focus is lost', -1);
  1327.                 }
  1328.             });
  1329.         },
  1330.         handlerDocFocusIn: function(e) {
  1331.             let doc = this;
  1332.             if ($hs.focusFxLock) return;
  1333.             $ws.requestAnimationFrame(function() {
  1334.  
  1335.                 if ($hs.focusFxLock) return;
  1336.                 if (!$hs.enable) $hs.tips(false);
  1337.                 else
  1338.                 if (doc.hasFocus() && $hs.player() && $hs.isLostFocus) {
  1339.                     $hs.isLostFocus = false;
  1340.                     consoleLog('doc.focusin')
  1341.                     $hs.tips(false);
  1342.  
  1343.                 }
  1344.             });
  1345.         },
  1346.  
  1347.         handlerWinMessage: async function(e) {
  1348.             let tag, ed;
  1349.             if (typeof e.data == 'object' && typeof e.data.tag == 'string') {
  1350.                 tag = e.data.tag;
  1351.                 ed = e.data
  1352.             } else {
  1353.                 return;
  1354.             }
  1355.             let msg = null,
  1356.                 success = 0;
  1357.             switch (tag) {
  1358.                 case 'consoleLog':
  1359.                     let msg_str = ed.str;
  1360.                     let msg_stype = ed.stype;
  1361.                     if (msg_stype === 1) {
  1362.                         msg = (document[str_postMsgData] || {})[msg_str] || [];
  1363.                         success = 1;
  1364.                     } else if (msg_stype === 2) {
  1365.                         msg = jsonParse(msg_str);
  1366.                         if (msg && msg.d) {
  1367.                             success = 2;
  1368.                             msg = msg.d;
  1369.                         }
  1370.                     } else {
  1371.                         msg = msg_str
  1372.                     }
  1373.                     let p = (ed.passing && ed.winOrder) ? [' | from win-' + ed.winOrder] : [];
  1374.                     if (success) {
  1375.                         console.log(...msg, ...p)
  1376.                         //document[ed.data]=null;   // also delete the information
  1377.                     } else {
  1378.                         console.log('msg--', msg, ...p, ed);
  1379.                     }
  1380.                     break;
  1381.  
  1382.             }
  1383.         },
  1384.  
  1385.         isInActiveMode: function(activeElm, player) {
  1386.  
  1387.             if (activeElm == player) {
  1388.                 return true;
  1389.             }
  1390.  
  1391.             if ($hs.trigger_actionBoxes[0]) {
  1392.                 let actionBox = $hs.trigger_actionBoxes[0];
  1393.                 if (activeElm == actionBox || actionBox.contains(activeElm)) {
  1394.                     return true;
  1395.                 }
  1396.  
  1397.             }
  1398.  
  1399.             let _checkingPass = false;
  1400.  
  1401.             if (!player) return;
  1402.             let layoutBox = $hs.getPlayerBlockElement(player).parentNode;
  1403.             if (layoutBox && layoutBox.parentNode && layoutBox.contains(activeElm)) {
  1404.                 let rpid = player.getAttribute('_h5ppid') || "NULL";
  1405.                 let actionBox = layoutBox.parentNode.querySelector(`[_h5p_actionbox_="${rpid}"]`); //the box can be layoutBox
  1406.                 if (actionBox && actionBox.contains(activeElm)) _checkingPass = true;
  1407.             }
  1408.  
  1409.             return _checkingPass
  1410.         },
  1411.  
  1412.  
  1413.         toolCheckFullScreen: function(doc) {
  1414.             if (typeof doc.fullScreen == 'boolean') return doc.fullScreen;
  1415.             if (typeof doc.webkitIsFullScreen == 'boolean') return doc.webkitIsFullScreen;
  1416.             if (typeof doc.mozFullScreen == 'boolean') return doc.mozFullScreen;
  1417.             return null;
  1418.         },
  1419.  
  1420.         toolFormatCT: function(u) {
  1421.  
  1422.             let w = Math.round(u, 0)
  1423.             let a = w % 60
  1424.             w = (w - a) / 60
  1425.             let b = w % 60
  1426.             w = (w - b) / 60
  1427.             let str = ("0" + b).substr(-2) + ":" + ("0" + a).substr(-2);
  1428.             if (w) str = w + ":" + str
  1429.  
  1430.             return str
  1431.  
  1432.         },
  1433.  
  1434.         makeFocus: function(player, evt) {
  1435.             setTimeout(function() {
  1436.                 let rpid = player.getAttribute('_h5ppid');
  1437.                 let actionBox = getRoot(player).querySelector(`[_h5p_actionbox_="${rpid}"]`);
  1438.  
  1439.                 //console.log('p',rpid, player,actionBox,document.activeElement)
  1440.                 if (actionBox && actionBox != document.activeElement && !actionBox.contains(document.activeElement)) {
  1441.                     consoleLog('make focus on', actionBox)
  1442.                     actionBox.focus();
  1443.  
  1444.                 }
  1445.  
  1446.             }, 300)
  1447.         },
  1448.  
  1449.         getActionBlockElement: function(player, layoutBox) {
  1450.  
  1451.             if (!player || !layoutBox) return null;
  1452.  
  1453.  
  1454.             let walkRes = domTool._isActionBox_1(player, layoutBox);
  1455.             let parentCount = walkRes.length;
  1456.             let actionBox = null;
  1457.             if (parentCount - 1 >= 0 && domTool._isActionBox(player, walkRes, parentCount - 1)) {
  1458.                 actionBox = walkRes[parentCount - 1].elm;
  1459.             } else if (parentCount - 2 >= 0 && domTool._isActionBox(player, walkRes, parentCount - 2)) {
  1460.                 actionBox = walkRes[parentCount - 2].elm;
  1461.             } else {
  1462.                 actionBox = player;
  1463.             }
  1464.  
  1465.  
  1466.             let search = $hs.videoFullscreenBtns(actionBox, 4);
  1467.             if (search && search.elements.length > 0) actionBox = search.container;
  1468.  
  1469.             return actionBox;
  1470.  
  1471.  
  1472.         },
  1473.  
  1474.         _actionBoxSet: function(player) {
  1475.  
  1476.             if (!player) return null;
  1477.             let vpid = player.getAttribute('_h5ppid');
  1478.             if (!vpid) return null;
  1479.  
  1480.             let layoutBox = $hs.getPlayerBlockElement(player).parentNode;
  1481.             let actionBox = $hs.getActionBlockElement(player, layoutBox);
  1482.  
  1483.  
  1484.             //console.log('actionbox search:', actionBox)
  1485.  
  1486.             if (actionBox && actionBox.getAttribute('_h5p_actionbox_') != vpid) {
  1487.                 consoleLog('D-1', actionBox);
  1488.                 for (const previousActionboxes of getRoot(player).querySelectorAll(`[_h5p_actionbox_="${vpid}"]`)) {
  1489.                     //change of parentNode
  1490.                     previousActionboxes.removeAttribute('_h5p_actionbox_');
  1491.                 }
  1492.                 actionBox.setAttribute('_h5p_actionbox_', vpid);
  1493.                 $hs.trigger_actionBoxes = [actionBox];
  1494.  
  1495.                 if (!actionBox.hasAttribute('tabindex')) actionBox.setAttribute('tabindex', '-1');
  1496.  
  1497.  
  1498.  
  1499.             }
  1500.             return actionBox;
  1501.         },
  1502.  
  1503.         videoSrcFound: function(player) {
  1504.  
  1505.             // src loaded
  1506.  
  1507.             if (!player) return;
  1508.             let vpid = player.getAttribute('_h5ppid') || null;
  1509.             if (!vpid || !player.currentSrc) return;
  1510.  
  1511.             player._isThisPausedBefore_ = false;
  1512.  
  1513.             player.removeAttribute('_h5p_uid_encrypted');
  1514.  
  1515.             if (player._record_continuous) player._record_continuous._lastSave = -999; //first time must save
  1516.  
  1517.             let uid_A = location.pathname.replace(/[^\d+]/g, '') + '.' + location.search.replace(/[^\d+]/g, '');
  1518.             let _uid = location.hostname.replace('www.', '').toLowerCase() + '!' + location.pathname.toLowerCase() + 'A' + uid_A + 'W' + player.videoWidth + 'H' + player.videoHeight + 'L' + (player.duration << 0);
  1519.  
  1520.             digestMessage(_uid).then(function(_uid_encrypted) {
  1521.  
  1522.                 let d = +new Date;
  1523.  
  1524.                 let recordedTime = null;
  1525.  
  1526.                 ;
  1527.                 (function() {
  1528.                     //read the last record only;
  1529.  
  1530.                     let k1 = '_h5_player_play_progress_';
  1531.                     let k1n = '_play_progress_';
  1532.                     let k2 = _uid_encrypted;
  1533.                     let k3 = k1 + k2;
  1534.                     let k3n = k1n + k2;
  1535.                     let m2 = Store._keys().filter(key => key.substr(0, k3.length) == k3); //all progress records for this video
  1536.                     let m2v = m2.map(keyName => +(keyName.split('+')[1] || '0'))
  1537.                     let m2vMax = Math.max(0, ...m2v)
  1538.                     if (!m2vMax) recordedTime = null;
  1539.                     else {
  1540.                         let _json_recordedTime = null;
  1541.                         _json_recordedTime = Store.read(k3n + '+' + m2vMax);
  1542.                         if (!_json_recordedTime) _json_recordedTime = {};
  1543.                         else _json_recordedTime = jsonParse(_json_recordedTime);
  1544.                         if (typeof _json_recordedTime == 'object') recordedTime = _json_recordedTime;
  1545.                         else recordedTime = null;
  1546.                         recordedTime = typeof recordedTime == 'object' ? recordedTime.t : recordedTime;
  1547.                         if (typeof recordedTime == 'number' && (+recordedTime >= 0 || +recordedTime <= 0)) {
  1548.  
  1549.                         } else if (typeof recordedTime == 'string' && recordedTime.length > 0 && (+recordedTime >= 0 || +recordedTime <= 0)) {
  1550.                             recordedTime = +recordedTime
  1551.                         } else {
  1552.                             recordedTime = null
  1553.                         }
  1554.                     }
  1555.                     if (recordedTime !== null) {
  1556.                         player._h5player_lastrecord_ = recordedTime;
  1557.                     } else {
  1558.                         player._h5player_lastrecord_ = null;
  1559.                     }
  1560.                     if (player._h5player_lastrecord_ > 5) {
  1561.                         consoleLog('last record playing', player._h5player_lastrecord_);
  1562.                         setTimeout(function() {
  1563.                             $hs._tips(player, `Press Shift-R to restore Last Playback: ${$hs.toolFormatCT(player._h5player_lastrecord_)}`, 5000, 4000)
  1564.                         }, 1000)
  1565.                     }
  1566.  
  1567.                 })();
  1568.                 // delay the recording by 5.4s => prevent ads or mis operation
  1569.                 setTimeout(function() {
  1570.  
  1571.                     let k1 = '_h5_player_play_progress_';
  1572.                     let k1n = '_play_progress_';
  1573.                     let k2 = _uid_encrypted;
  1574.                     let k3 = k1 + k2;
  1575.                     let k3n = k1n + k2;
  1576.  
  1577.                     //re-read all the localStorage keys
  1578.                     let m1 = Store._keys().filter(key => key.substr(0, k1.length) == k1); //all progress records in this site
  1579.                     let p = m1.length + 1;
  1580.  
  1581.                     for (const key of m1) { //all progress records for this video
  1582.                         if (key.substr(0, k3.length) == k3) {
  1583.                             Store._removeItem(key); //remove previous record for the current video
  1584.                             p--;
  1585.                         }
  1586.                     }
  1587.  
  1588.                     if (recordedTime !== null) {
  1589.                         Store.save(k3n + '+' + d, jsonStringify({
  1590.                             't': recordedTime
  1591.                         })) //prevent loss of last record
  1592.                     }
  1593.  
  1594.                     const _record_max_ = 48;
  1595.                     const _record_keep_ = 26;
  1596.  
  1597.                     if (p > _record_max_) {
  1598.                         //exisiting 48 records for one site;
  1599.                         //keep only 26 records
  1600.  
  1601.                         const comparator = (a, b) => (a.t < b.t ? -1 : a.t > b.t ? 1 : 0);
  1602.  
  1603.                         m1
  1604.                             .map(keyName => ({
  1605.                                 keyName,
  1606.                                 t: +(keyName.split('+')[1] || '0')
  1607.                             }))
  1608.                             .sort(comparator)
  1609.                             .slice(0, -_record_keep_)
  1610.                             .forEach((item) => localStorage.removeItem(item.keyName));
  1611.  
  1612.                         consoleLog(`stored progress: reduced to ${_record_keep_}`)
  1613.                     }
  1614.  
  1615.                     player.setAttribute('_h5p_uid_encrypted', _uid_encrypted + '+' + d);
  1616.  
  1617.                     //try to start recording
  1618.                     if (player._record_continuous) player._record_continuous.playingWithRecording();
  1619.  
  1620.                 }, 5400);
  1621.  
  1622.             })
  1623.  
  1624.         },
  1625.         bindDocEvents: function(rootNode) {
  1626.             if (!rootNode._onceBindedDocEvents) {
  1627.  
  1628.                 rootNode._onceBindedDocEvents = true;
  1629.                 rootNode.addEventListener('keydown', $hs.handlerRootKeyDownEvent, true)
  1630.                 document._debug_rootNode_ = rootNode;
  1631.  
  1632.                 rootNode.addEventListener('mouseenter', $hs.handlerElementMouseEnter, true)
  1633.                 rootNode.addEventListener('mousedown', $hs.handlerElementMouseDown, true)
  1634.                 rootNode.addEventListener('dblclick', $hs.handlerElementDblClick, true)
  1635.                 rootNode.addEventListener('wheel', $hs.handlerElementWheelTuneVolume, {
  1636.                     passive: false
  1637.                 });
  1638.                 // wheel - bubble events to keep it simple (i.e. it must be passive:false & capture:false)
  1639.  
  1640.             }
  1641.         },
  1642.         fireGlobalInit: function() {
  1643.             if ($hs.intVideoInitCount != 1) return;
  1644.             if (!$hs.varSrcList) $hs.varSrcList = {};
  1645.             $hs.isLostFocus = null;
  1646.             try {
  1647.                 //iframe may not be able to control top window
  1648.                 //error; just ignore with async
  1649.                 let topDoc = window.top && window.top.document ? window.top.document : null;
  1650.                 if (topDoc) {
  1651.                     topDoc.addEventListener('focusout', $hs.handlerDocFocusOut, true)
  1652.                     topDoc.addEventListener('focusin', $hs.handlerDocFocusIn, true)
  1653.                 }
  1654.  
  1655.             } catch (e) {}
  1656.             Store.clearInvalid(_sVersion_)
  1657.         },
  1658.         onVideoTriggering: function() {
  1659.  
  1660.  
  1661.             // initialize a single video player - h5Player.playerInstance
  1662.  
  1663.             /**
  1664.              * 初始化播放器實例
  1665.              */
  1666.             let player = $hs.playerInstance
  1667.             if (!player) return
  1668.  
  1669.             let vpid = player.getAttribute('_h5ppid');
  1670.  
  1671.             if (!vpid) return;
  1672.  
  1673.             let firstTime = !!$hs.initTips()
  1674.             if (firstTime) {
  1675.                 // first time to trigger this player
  1676.                 if (!player.hasAttribute('playsinline')) player.setAttribute('playsinline', 'playsinline');
  1677.                 if (!player.hasAttribute('x-webkit-airplay')) player.setAttribute('x-webkit-airplay', 'deny');
  1678.                 if (!player.hasAttribute('preload')) player.setAttribute('preload', 'auto');
  1679.                 //player.style['image-rendering'] = 'crisp-edges';
  1680.                 $hs.playbackRate = $hs.getPlaybackRate()
  1681.             }
  1682.  
  1683.         },
  1684.         getPlaybackRate: function() {
  1685.             let playbackRate = Store.read('_playback_rate_') || $hs.playbackRate
  1686.             return Number(Number(playbackRate).toFixed(1))
  1687.         },
  1688.         getPlayerBlockElement: function(player) {
  1689.             //without checkActiveBox, just a DOM for you to append tipsDom
  1690.  
  1691.             let layoutBox = null,
  1692.                 wPlayer = null
  1693.  
  1694.             if (!player || !player.offsetHeight || !player.offsetWidth || !player.parentNode) {
  1695.                 return null;
  1696.             }
  1697.  
  1698.             function search_nodes() {
  1699.  
  1700.                 wPlayer = player; // NOT NULL
  1701.                 layoutBox = wPlayer.parentNode; // NOT NULL
  1702.  
  1703.                 while (layoutBox.parentNode && layoutBox.nodeType == 1 && layoutBox.offsetHeight == 0) {
  1704.                     wPlayer = layoutBox; // NOT NULL
  1705.                     layoutBox = layoutBox.parentNode; // NOT NULL
  1706.                 }
  1707.                 //container must be with offsetHeight
  1708.  
  1709.                 while (layoutBox.parentNode && layoutBox.nodeType == 1 && layoutBox.offsetHeight < player.offsetHeight) {
  1710.                     wPlayer = layoutBox; // NOT NULL
  1711.                     layoutBox = layoutBox.parentNode; // NOT NULL
  1712.                 }
  1713.                 //container must have height >= player height
  1714.  
  1715.             }
  1716.  
  1717.             search_nodes();
  1718.  
  1719.             if (layoutBox.nodeType == 11) {
  1720.  
  1721.  
  1722.                 //shadowRoot without html and body
  1723.                 let shadowChild, shadowElm_container, shadowElm_head, shadowElm_html;
  1724.                 let rootNode = getRoot(player);
  1725.                 if (rootNode.querySelectorAll('html,body').length < 2) {
  1726.  
  1727.                     shadowElm_container = player.ownerDocument.createElement('BODY')
  1728.                     rootNode.insertBefore(shadowElm_container, rootNode.firstChild)
  1729.  
  1730.                     while (shadowChild = shadowElm_container.nextSibling) shadowElm_container.appendChild(shadowChild);
  1731.  
  1732.                     shadowElm_head = rootNode.insertBefore(player.ownerDocument.createElement('HEAD'), shadowElm_container)
  1733.  
  1734.                     shadowElm_html = rootNode.insertBefore(player.ownerDocument.createElement('HTML'), shadowElm_head)
  1735.  
  1736.                     shadowElm_container.setAttribute('style', 'padding:0;margin:0;border:0;    box-sizing: border-box;')
  1737.                     shadowElm_html.setAttribute('style', 'padding:0;margin:0;border:0;    box-sizing: border-box;')
  1738.  
  1739.                     shadowElm_html.appendChild(shadowElm_head)
  1740.                     shadowElm_html.appendChild(shadowElm_container)
  1741.  
  1742.                 }
  1743.  
  1744.                 search_nodes();
  1745.  
  1746.             }
  1747.  
  1748.             //condition:
  1749.             //!layoutBox.parentNode || layoutBox.nodeType != 1 || layoutBox.offsetHeight > player.offsetHeight
  1750.  
  1751.             // layoutBox is a node contains <video> and offsetHeight>=video.offsetHeight
  1752.             // wPlayer is a HTML Element (nodeType==1)
  1753.             // you can insert the DOM element into the layoutBox
  1754.  
  1755.             if (layoutBox && wPlayer && layoutBox.nodeType === 1 && wPlayer.parentNode == layoutBox) return wPlayer;
  1756.             throw 'unknown error';
  1757.  
  1758.         },
  1759.         getCommonContainer: function(elm1, elm2) {
  1760.  
  1761.             let box1 = elm1;
  1762.             let box2 = elm2;
  1763.  
  1764.             while (box1 && box2) {
  1765.                 if (box1.contains(box2) || box2.contains(box1)) {
  1766.                     break;
  1767.                 }
  1768.                 box1 = box1.parentNode;
  1769.                 box2 = box2.parentNode;
  1770.             }
  1771.  
  1772.             let layoutBox = null;
  1773.  
  1774.             box1 = (box1 && box1.contains(elm2)) ? box1 : null;
  1775.             box2 = (box2 && box2.contains(elm1)) ? box2 : null;
  1776.  
  1777.             if (box1 && box2) layoutBox = box1.contains(box2) ? box2 : box1;
  1778.             else layoutBox = box1 || box2 || null;
  1779.  
  1780.             return layoutBox
  1781.  
  1782.         },
  1783.         change_layoutBox: function(tipsDom) {
  1784.             let player = $hs.player()
  1785.             if (!player) return;
  1786.             let wPlayer = $hs.getPlayerBlockElement(player);
  1787.             let layoutBox = wPlayer.parentNode;
  1788.  
  1789.             if ((layoutBox && layoutBox.nodeType == 1) && (!tipsDom.parentNode || tipsDom.parentNode !== layoutBox)) {
  1790.  
  1791.                 consoleLog('changed_layoutBox')
  1792.                 layoutBox.insertBefore(tipsDom, wPlayer);
  1793.  
  1794.             }
  1795.         },
  1796.  
  1797.         queryFullscreenBtnsIndependant: function(parentNode, returnElementsOnly) {
  1798.  
  1799.             let btns = [];
  1800.             for (const elm of parentNode.querySelectorAll('[class*="full"][class*="screen"]')) {
  1801.                 let className = (elm.getAttribute('class') || "");
  1802.                 if (/\b(fullscreen|full-screen)\b/i.test(className.replace(/([A-Z][a-z]+)/g, '-$1-').replace(/[\_\-]+/g, '-'))) {
  1803.  
  1804.                     let hasClickListeners = null,
  1805.                         childElementCount = null,
  1806.                         isVisible = null;
  1807.  
  1808.  
  1809.                     if ('_listeners' in elm) {
  1810.  
  1811.                         hasClickListeners = elm._listeners && elm._listeners.click && elm._listeners.click.funcCount > 0
  1812.  
  1813.                     }
  1814.  
  1815.                     if ('childElementCount' in elm) {
  1816.  
  1817.                         childElementCount = elm.childElementCount;
  1818.  
  1819.                     }
  1820.                     if ('offsetParent' in elm) {
  1821.                         isVisible = !!elm.offsetParent; //works with parent/self display none; not work with visiblity hidden / opacity0
  1822.  
  1823.                     }
  1824.  
  1825.                     if (hasClickListeners) {
  1826.                         let btn = {
  1827.                             elm,
  1828.                             isVisible,
  1829.                             hasClickListeners,
  1830.                             childElementCount,
  1831.                             isContained: null
  1832.                         };
  1833.  
  1834.  
  1835.                         btns.push(returnElementsOnly ? elm : btn)
  1836.  
  1837.                     }
  1838.  
  1839.                 }
  1840.             }
  1841.             return btns;
  1842.  
  1843.         },
  1844.         exclusiveElements: function(elms) {
  1845.  
  1846.             //not containing others
  1847.             let res = [];
  1848.  
  1849.             for (const roleElm of elms) {
  1850.  
  1851.                 let isContained = false;
  1852.                 for (const testElm of elms) {
  1853.                     if (testElm != roleElm && roleElm.contains(testElm)) {
  1854.                         isContained = true;
  1855.                         break;
  1856.                     }
  1857.                 }
  1858.                 if (!isContained) res.push(roleElm)
  1859.             }
  1860.             return res;
  1861.  
  1862.         },
  1863.         videoFullscreenBtns: function(startPoint, searchCount) {
  1864.  
  1865.  
  1866.             let c = 0,
  1867.                 p = startPoint,
  1868.                 q = null;
  1869.             while (p && (++c <= searchCount)) {
  1870.  
  1871.                 if (p.querySelectorAll('video').length !== 1) break;
  1872.  
  1873.                 let elmFullscreenBtns = $hs.queryFullscreenBtnsIndependant(p, true);
  1874.                 if (elmFullscreenBtns.length > 0) {
  1875.  
  1876.                     let exclusiveFullscreenBtns = $hs.exclusiveElements(elmFullscreenBtns)
  1877.                     if (exclusiveFullscreenBtns.length > 0) {
  1878.                         return {
  1879.                             container: p,
  1880.                             elements: exclusiveFullscreenBtns
  1881.                         };
  1882.  
  1883.                     }
  1884.                 }
  1885.  
  1886.  
  1887.                 q = p;
  1888.                 p = p.parentNode;
  1889.             }
  1890.  
  1891.             return null;
  1892.  
  1893.  
  1894.  
  1895.  
  1896.         },
  1897.         callFullScreenBtn: function() {
  1898.  
  1899.             let player = $hs.player()
  1900.             if (!player || !player.ownerDocument || !('exitFullscreen' in player.ownerDocument)) return;
  1901.  
  1902.             let btnElement = null;
  1903.  
  1904.             let vpid = player.getAttribute('_h5ppid') || null;
  1905.  
  1906.             if (!vpid) return;
  1907.  
  1908.  
  1909.             const chFull = $hs.toolCheckFullScreen(player.ownerDocument);
  1910.  
  1911.  
  1912.  
  1913.  
  1914.             if (chFull === true) {
  1915.                 player.ownerDocument.exitFullscreen();
  1916.             } else if (chFull === false) {
  1917.  
  1918.  
  1919.                 let actionBox = getRoot(player).querySelector(`[_h5p_actionbox_="${vpid}"]`);
  1920.  
  1921.                 if (actionBox) {
  1922.  
  1923.                     let exclusiveFullscreenBtns = $hs.videoFullscreenBtns(actionBox, 1);
  1924.                     let btnElements = exclusiveFullscreenBtns ? exclusiveFullscreenBtns.elements : null;
  1925.                     if (btnElements && btnElements.length > 0) {
  1926.  
  1927.                         //consoleLog('fullscreen btn', btnElements)
  1928.  
  1929.                         const lens_elemsClassName = btnElements.map(elm => elm.className.length)
  1930.                         const j_elemsClassName = Math.min(...lens_elemsClassName)
  1931.                         let btnElement_idx = lens_elemsClassName.lastIndexOf(j_elemsClassName)
  1932.                         // pick the last btn if there is more than one
  1933.                         btnElement = btnElements[btnElement_idx];
  1934.                         window.requestAnimationFrame(() => btnElement.click());
  1935.                         //consoleLog('original fullscreen')
  1936.  
  1937.                     }
  1938.                 }
  1939.  
  1940.  
  1941.             }
  1942.  
  1943.             if (chFull === null || (chFull === false && !btnElement)) {
  1944.  
  1945.                 let layoutBox = $hs.getPlayerBlockElement(player).parentNode;
  1946.  
  1947.                 let gPlayer = null;
  1948.                 if (!layoutBox || !layoutBox.parentNode) {
  1949.                     consoleLog('the container for DOM fullscreen cannot be found')
  1950.                     return;
  1951.                 }
  1952.                 gPlayer = layoutBox.parentNode.querySelector(`[_h5p_actionbox_="${vpid}"]`); //the box can be layoutBox
  1953.  
  1954.                 consoleLog('DOM fullscreen', gPlayer)
  1955.                 try {
  1956.                     gPlayer.requestFullscreen() //known bugs : TypeError: fullscreen error
  1957.                 } catch (e) {
  1958.                     consoleLogF('fullscreen error', e)
  1959.                 }
  1960.  
  1961.  
  1962.             }
  1963.  
  1964.  
  1965.  
  1966.  
  1967.         },
  1968.         /* 設置播放速度 */
  1969.         setPlaybackRate: function(num, flagTips) {
  1970.             let player = $hs.player()
  1971.             let curPlaybackRate
  1972.             if (num) {
  1973.                 num = +num
  1974.                 if (num > 0) { // also checking the type of variable
  1975.                     curPlaybackRate = num < 0.1 ? 0.1 : +(num.toFixed(1))
  1976.                 } else {
  1977.                     console.error('h5player: 播放速度轉換出錯')
  1978.                     return false
  1979.                 }
  1980.             } else {
  1981.                 curPlaybackRate = $hs.getPlaybackRate()
  1982.             }
  1983.             /* 記錄播放速度的信息 */
  1984.  
  1985.             let changed = curPlaybackRate !== player.playbackRate;
  1986.  
  1987.             if (curPlaybackRate !== player.playbackRate) {
  1988.  
  1989.                 Store.save('_playback_rate_', curPlaybackRate + '')
  1990.                 $hs.playbackRate = curPlaybackRate
  1991.                 player.playbackRate = curPlaybackRate
  1992.                 /* 本身處於1被播放速度的時候不再提示 */
  1993.                 //if (!num && curPlaybackRate === 1) return;
  1994.  
  1995.             }
  1996.  
  1997.             flagTips = (flagTips < 0) ? false : (flagTips > 0) ? true : changed;
  1998.             if (flagTips) $hs.tips('Playback speed: ' + player.playbackRate + 'x')
  1999.         },
  2000.         tuneCurrentTime: function(amount, flagTips) {
  2001.             let _amount = +(+amount).toFixed(1);
  2002.             let player = $hs.player();
  2003.             if (_amount >= 0 || _amount < 0) {} else {
  2004.                 return;
  2005.             }
  2006.  
  2007.             let newCurrentTime = player.currentTime + _amount;
  2008.             if (newCurrentTime < 0) newCurrentTime = 0;
  2009.             if (newCurrentTime > player.duration) newCurrentTime = player.duration;
  2010.  
  2011.             let changed = newCurrentTime != player.currentTime && newCurrentTime >= 0 && newCurrentTime <= player.duration;
  2012.  
  2013.             if (changed) {
  2014.                 //player.currentTime = newCurrentTime;
  2015.                 player.pause();
  2016.                 let t_ch = (Math.random() / 5 + .75);
  2017.                 player.currentTime = newCurrentTime * t_ch + player.currentTime * (1.0 - t_ch);
  2018.                 setTimeout(() => {
  2019.                     player.play();
  2020.                     player.currentTime = newCurrentTime;
  2021.                 }, 33);
  2022.                 flagTips = (flagTips < 0) ? false : (flagTips > 0) ? true : changed;
  2023.                 $hs.tips(false);
  2024.                 if (flagTips) {
  2025.                     if (_amount > 0) $hs.tips(_amount + ' Sec. Forward', undefined, 3000);
  2026.                     else $hs.tips(-_amount + ' Sec. Backward', undefined, 3000)
  2027.                 }
  2028.             }
  2029.  
  2030.         },
  2031.         tuneVolume: function(amount) {
  2032.             let _amount = +(+amount).toFixed(2);
  2033.  
  2034.             let player = $hs.player()
  2035.  
  2036.             let newVol = player.volume + _amount;
  2037.             if (newVol < 0) newVol = 0;
  2038.             if (newVol > 1) newVol = 1;
  2039.             let chVol = player.volume !== newVol && newVol >= 0 && newVol <= 1;
  2040.  
  2041.             if (chVol) {
  2042.  
  2043.                 if (_amount > 0 && player.volume < 1) {
  2044.                     player.volume = newVol // positive
  2045.                 } else if (_amount < 0 && player.volume > 0) {
  2046.                     player.volume = newVol // negative
  2047.                 }
  2048.                 $hs.tips(false);
  2049.                 $hs.tips('Volume: ' + dround(player.volume * 100) + '%', undefined)
  2050.             }
  2051.         },
  2052.         switchPlayStatus: function() {
  2053.             let player = $hs.player()
  2054.             if (player.paused) {
  2055.                 player.play()
  2056.                 if (player._isThisPausedBefore_) {
  2057.                     $hs.tips(false);
  2058.                     $hs.tips('Playback resumed', undefined, 2500)
  2059.                 }
  2060.             } else {
  2061.                 player.pause()
  2062.                 $hs.tips(false);
  2063.                 $hs.tips('Playback paused', undefined, 2500)
  2064.             }
  2065.         },
  2066.         tipsClassName: 'html_player_enhance_tips',
  2067.         _tips: function(player, str, duration, order) {
  2068.  
  2069.  
  2070.             if (!player.getAttribute('_h5player_tips')) $hs.initTips();
  2071.  
  2072.             let tipsSelector = '#' + (player.getAttribute('_h5player_tips') || $hs.tipsClassName) //if this attribute still doesnt exist, set it to the base cls name
  2073.             let tipsDom = getRoot(player).querySelector(tipsSelector)
  2074.             if (!tipsDom) {
  2075.                 consoleLog('init h5player tips dom error...')
  2076.                 return false
  2077.             }
  2078.             $hs.change_layoutBox(tipsDom);
  2079.  
  2080.             if (str === false) {
  2081.                 tipsDom.innerText = '';
  2082.                 tipsDom.setAttribute('_potTips_', '0')
  2083.             } else {
  2084.                 order = order || 1000
  2085.                 tipsDom.tipsOrder = tipsDom.tipsOrder || 0;
  2086.  
  2087.                 let shallDisplay = true
  2088.                 if (order < tipsDom.tipsOrder && getComputedStyle(tipsDom).opacity > 0) shallDisplay = false
  2089.  
  2090.                 if (shallDisplay) {
  2091.  
  2092.                     tipsDom._playerElement = player;
  2093.                     tipsDom._playerVPID = player.getAttribute('_h5ppid');
  2094.                     tipsDom._playerBlockElm = $hs.getPlayerBlockElement(player)
  2095.                     tipsDom._env_changed = 0;
  2096.  
  2097.                     if (!_endlessloop) _endlessloop = new AFLooperArray();
  2098.                     tipsDom._cached_dimensions = null;
  2099.                     if (!$hs.__updateTips) {
  2100.                         $hs.__updateTips = _endlessloop.appendLoop(handle.afTipsDOM)
  2101.                         $hs.__updateTips.loopingStart();
  2102.                     }
  2103.  
  2104.                     if (duration === undefined) duration = 2000
  2105.                     tipsDom.innerText = str
  2106.  
  2107.                     tipsDom.setAttribute('_potTips_', '2')
  2108.  
  2109.                     $hs.fixNonBoxingVideoTipsPosition(tipsDom, player);
  2110.  
  2111.                     if (duration > 0) {
  2112.                         $ws.requestAnimationFrame(() => tipsDom.setAttribute('_potTips_', '1'))
  2113.                     } else {
  2114.                         order = -1;
  2115.                     }
  2116.  
  2117.                     tipsDom.tipsOrder = order
  2118.  
  2119.                 }
  2120.  
  2121.             }
  2122.  
  2123.             $hs.cacheTipsDoms();
  2124.         },
  2125.         tips: function(str, duration, order) {
  2126.             let player = $hs.player()
  2127.             if (!player) {
  2128.                 consoleLog('h5Player Tips:', str)
  2129.                 return true
  2130.             }
  2131.  
  2132.             return $hs._tips(player, str, duration, order)
  2133.  
  2134.         },
  2135.         listOfTipsDom: [],
  2136.         cacheTipsDoms: function() {
  2137.             $hs._cached_tipsDoms = $hs.getPotTips(['1', '2']); //48673
  2138.         },
  2139.         getPotTips: function(arr) {
  2140.             const res = [];
  2141.             for (const tipsDom of $hs.listOfTipsDom) {
  2142.                 if (tipsDom && tipsDom.nodeType > 0 && tipsDom.parentNode && tipsDom.ownerDocument) {
  2143.                     if (tipsDom._playerBlockElm && tipsDom._playerBlockElm.parentNode) {
  2144.                         const potTipsAttr = tipsDom.getAttribute('_potTips_')
  2145.                         if (arr.indexOf(potTipsAttr) >= 0) res.push(tipsDom)
  2146.                     }
  2147.                 }
  2148.             }
  2149.             return res;
  2150.         },
  2151.         initTips: function() {
  2152.             /* 設置提示DOM的樣式 */
  2153.             let player = $hs.player()
  2154.             let shadowRoot = getRoot(player);
  2155.             let doc = player.ownerDocument;
  2156.             //console.log((document.documentElement.qq=player),shadowRoot,'xax')
  2157.             let parentNode = player.parentNode
  2158.             let tcn = player.getAttribute('_h5player_tips') || ($hs.tipsClassName + '_' + (+new Date));
  2159.             player.setAttribute('_h5player_tips', tcn)
  2160.             if (shadowRoot.querySelector('#' + tcn)) return false;
  2161.  
  2162.             if (!shadowRoot._onceAddedCSS) {
  2163.                 shadowRoot._onceAddedCSS = true;
  2164.  
  2165.                 let cssStyle = `
  2166.                 [_potTips_="1"]{
  2167.                 animation: 2s linear 0s normal forwards 1 delayHide;
  2168.                 }
  2169.                 [_potTips_="0"]{
  2170.                 opacity:0; transform:translate(-9999px);
  2171.                 }
  2172.                 [_potTips_="2"]{
  2173.                 opacity:.95; transform: translate(0,0);
  2174.                 }
  2175.  
  2176.                 @keyframes delayHide{
  2177.                 0%, 99% { opacity:0.95; transform: translate(0,0); }
  2178.                 100% { opacity:0; transform:translate(-9999px); }
  2179.                 }
  2180.                 ` + `
  2181.                 [_potTips_]{
  2182.                 font-weight: bold !important;
  2183.                 position: absolute !important;
  2184.                 z-index: 999 !important;
  2185.                 font-size: ${$hs.fontSize || 16}px !important;
  2186.                 padding: 0px !important;
  2187.                 border:none !important;
  2188.                 background: rgba(0,0,0,0) !important;
  2189.                 color:#738CE6 !important;
  2190.                 text-shadow: -1px -1px 0 #000, 1px -1px 0 #000, -1px 1px 0 #000, 1px 1px 0 #000;
  2191.                 top: 50%;
  2192.                 left: 50%;
  2193.                 max-width:500px;max-height:50px;
  2194.                 border-radius:3px;
  2195.                 font-family: 'microsoft yahei', Verdana, Geneva, sans-serif;
  2196.                 -webkit-user-select: none;
  2197.                 -moz-user-select: none;
  2198.                 -ms-user-select: none;
  2199.                 user-select: none;
  2200.                 -webkit-touch-callout: none;
  2201.                 -webkit-user-select: none;
  2202.                 -khtml-user-drag: none;
  2203.                 -khtml-user-select: none;
  2204.                 -moz-user-select: none;
  2205.                 -moz-user-select: -moz-none;
  2206.                 -ms-user-select: none;
  2207.                 pointer-events: none;
  2208.                 user-select: none;
  2209.                 }
  2210.                 `.replace(/\r\n/g, '');
  2211.  
  2212.                 let cssContainer = (shadowRoot.querySelector('head') || shadowRoot.querySelector('html') || document.documentElement);
  2213.  
  2214.                 domTool.addStyle(cssStyle, cssContainer);
  2215.  
  2216.             }
  2217.  
  2218.             let tipsDom = doc.createElement('div')
  2219.  
  2220.             tipsDom.addEventListener(crossBrowserTransition('animation'), function(e) {
  2221.                 if (this.getAttribute('_potTips_') == '1') {
  2222.                     this.setAttribute('_potTips_', '0')
  2223.                     $hs.cacheTipsDoms();
  2224.                 }
  2225.             })
  2226.  
  2227.             tipsDom.id = tcn;
  2228.             tipsDom.setAttribute('_potTips_', '0');
  2229.             $hs.listOfTipsDom.push(tipsDom);
  2230.             $hs.change_layoutBox(tipsDom);
  2231.  
  2232.             return true;
  2233.         },
  2234.  
  2235.         responsiveSizing: function(container, elm) {
  2236.  
  2237.             let gcssP = getComputedStyle(container);
  2238.  
  2239.             let gcssE = getComputedStyle(elm);
  2240.  
  2241.             //console.log(gcssE.left,gcssP.width)
  2242.             let elmBound = {
  2243.                 left: parseFloat(gcssE.left) / parseFloat(gcssP.width),
  2244.                 width: parseFloat(gcssE.width) / parseFloat(gcssP.width),
  2245.                 top: parseFloat(gcssE.top) / parseFloat(gcssP.height),
  2246.                 height: parseFloat(gcssE.height) / parseFloat(gcssP.height)
  2247.             };
  2248.  
  2249.             let elm00 = [elmBound.left, elmBound.top];
  2250.             let elm01 = [elmBound.left + elmBound.width, elmBound.top];
  2251.             let elm10 = [elmBound.left, elmBound.top + elmBound.height];
  2252.             let elm11 = [elmBound.left + elmBound.width, elmBound.top + elmBound.height];
  2253.  
  2254.             return {
  2255.                 elm00,
  2256.                 elm01,
  2257.                 elm10,
  2258.                 elm11,
  2259.                 plw: elmBound.width,
  2260.                 plh: elmBound.height
  2261.             };
  2262.  
  2263.         },
  2264.  
  2265.         fixNonBoxingVideoTipsPosition: function(tipsDom, player) {
  2266.  
  2267.             if (!tipsDom || !player) return;
  2268.  
  2269.             let ct = $hs.getCommonContainer(tipsDom, player)
  2270.  
  2271.             if (!ct) return;
  2272.  
  2273.             //relative
  2274.  
  2275.             let elm00 = $hs.responsiveSizing(ct, player).elm00;
  2276.  
  2277.             if (isNaN(elm00[0]) || isNaN(elm00[1])) {
  2278.  
  2279.                 [tipsDom.style.left, tipsDom.style.top] = [player.style.left, player.style.top];
  2280.                 //eg auto
  2281.             } else {
  2282.  
  2283.                 let rlm00 = elm00.map(t => (t * 100).toFixed(2) + '%');
  2284.                 [tipsDom.style.left, tipsDom.style.top] = rlm00;
  2285.  
  2286.             }
  2287.  
  2288.             // absolute
  2289.  
  2290.             let _offset = {
  2291.                 left: 10,
  2292.                 top: 15
  2293.             };
  2294.  
  2295.             let customOffset = {
  2296.                 left: _offset.left,
  2297.                 top: _offset.top
  2298.             };
  2299.             let p = tipsDom.getBoundingClientRect();
  2300.             let q = player.getBoundingClientRect();
  2301.             let currentPos = [p.left, p.top];
  2302.  
  2303.             let targetPos = [q.left + player.offsetWidth * 0 + customOffset.left, q.top + player.offsetHeight * 0 + customOffset.top];
  2304.  
  2305.             let mL = +tipsDom.style.marginLeft.replace('px', '') || 0;
  2306.             if (isNaN(mL)) mL = 0;
  2307.             let mT = +tipsDom.style.marginTop.replace('px', '') || 0;
  2308.             if (isNaN(mT)) mT = 0;
  2309.  
  2310.             let z1 = -(currentPos[0] - targetPos[0]);
  2311.             let z2 = -(currentPos[1] - targetPos[1]);
  2312.  
  2313.             if (z1 || z2) {
  2314.  
  2315.                 let y1 = z1 + mL;
  2316.                 let y2 = z2 + mT;
  2317.  
  2318.                 tipsDom.style.marginLeft = y1 + 'px';
  2319.                 tipsDom.style.marginTop = y2 + 'px';
  2320.  
  2321.             }
  2322.         },
  2323.  
  2324.         playerTrigger: function(player, event) {
  2325.             if (!player || !event) return
  2326.             const pCode = event.code;
  2327.             let keyAsm = (event.shiftKey ? SHIFT : 0) | ((event.ctrlKey || event.metaKey) ? CTRL : 0) | (event.altKey ? ALT : 0);
  2328.  
  2329.  
  2330.             let vpid = player.getAttribute('_h5ppid') || null;
  2331.             if (!vpid) return;
  2332.             let playerConf = playerConfs[vpid]
  2333.             if (!playerConf) return;
  2334.  
  2335.             //shift + key
  2336.             if (keyAsm == SHIFT) {
  2337.                 // 網頁FULLSCREEN
  2338.                 if (pCode === 'Enter') {
  2339.                     $hs.callFullScreenBtn()
  2340.                     return TERMINATE
  2341.                 } else if (pCode == 'KeyF') {
  2342.                     //change unsharpen filter
  2343.  
  2344.                     let resList = ["unsharpen3_05", "unsharpen3_10", "unsharpen5_05", "unsharpen5_10", "unsharpen9_05", "unsharpen9_10"]
  2345.                     let res = (prompt("Enter the unsharpen mask\n(" + resList.map(x => '"' + x + '"').join(', ') + ")", "unsharpen9_05") || "").toLowerCase();
  2346.                     if (resList.indexOf(res) < 0) res = ""
  2347.                     GM_setValue("unsharpen_mask", res)
  2348.                     for (const el of document.querySelectorAll('video[_h5p_uid_encrypted]')) {
  2349.                         if (el.style.filter == "" || el.style.filter) {
  2350.                             let filterStr1 = el.style.filter.replace(/\s*url\(\"#_h5p_unsharpen[\d\_]+\"\)/, '');
  2351.                             let filterStr2 = (res.length > 0 ? ' url("#_h5p_' + res + '")' : '')
  2352.                             el.style.filter = filterStr1 + filterStr2;
  2353.                         }
  2354.                     }
  2355.                     return TERMINATE
  2356.  
  2357.                 }
  2358.                 // 進入或退出畫中畫模式
  2359.                 else if (pCode == 'KeyP') {
  2360.                     $hs.pictureInPicture(player)
  2361.  
  2362.                     return TERMINATE
  2363.                 } else if (pCode == 'KeyR') {
  2364.                     if (player._h5player_lastrecord_ !== null && (player._h5player_lastrecord_ >= 0 || player._h5player_lastrecord_ <= 0)) {
  2365.                         $hs.setPlayProgress(player, player._h5player_lastrecord_)
  2366.  
  2367.                         return TERMINATE
  2368.                     }
  2369.  
  2370.                 } else if (pCode == 'KeyO') {
  2371.                     let _debug_h5p_logging_ch = false;
  2372.                     try {
  2373.                         Store._setItem('_h5_player_sLogging_', 1 - Store._getItem('_h5_player_sLogging_'))
  2374.                         _debug_h5p_logging_ = +Store._getItem('_h5_player_sLogging_') > 0;
  2375.                         _debug_h5p_logging_ch = true;
  2376.                     } catch (e) {
  2377.  
  2378.                     }
  2379.                     consoleLogF('_debug_h5p_logging_', !!_debug_h5p_logging_, 'changed', _debug_h5p_logging_ch)
  2380.  
  2381.                     if (_debug_h5p_logging_ch) {
  2382.  
  2383.                         return TERMINATE
  2384.                     }
  2385.                 } else if (pCode == 'KeyT') {
  2386.                     if (/^blob/i.test(player.currentSrc)) {
  2387.                         alert(`The current video is ${player.currentSrc}\nSorry, it cannot be opened in PotPlayer.`);
  2388.                     } else {
  2389.                         let confirm_res = confirm(`The current video is ${player.currentSrc}\nDo you want to open it in PotPlayer?`);
  2390.                         if (confirm_res) window.open('potplayer://' + player.currentSrc, '_blank');
  2391.                     }
  2392.                     return TERMINATE
  2393.                 }
  2394.  
  2395.  
  2396.  
  2397.                 let videoScale = playerConf.vFactor;
  2398.  
  2399.                 function tipsForVideoScaling() {
  2400.  
  2401.                     playerConf.vFactor = +videoScale.toFixed(1);
  2402.  
  2403.                     playerConf.cssTransform();
  2404.                     let tipsMsg = `視頻縮放率：${ +(videoScale * 100).toFixed(2)  }%`
  2405.                     if (playerConf.translate.x) {
  2406.                         tipsMsg += `，水平位移：${playerConf.translate.x}px`
  2407.                     }
  2408.                     if (playerConf.translate.y) {
  2409.                         tipsMsg += `，垂直位移：${playerConf.translate.y}px`
  2410.                     }
  2411.                     $hs.tips(false);
  2412.                     $hs.tips(tipsMsg)
  2413.  
  2414.  
  2415.                 }
  2416.  
  2417.                 // 視頻畫面縮放相關事件
  2418.  
  2419.                 switch (pCode) {
  2420.                     // shift+X：視頻縮小 -0.1
  2421.                     case 'KeyX':
  2422.                         videoScale -= 0.1
  2423.                         if (videoScale < 0.1) videoScale = 0.1;
  2424.                         tipsForVideoScaling();
  2425.                         return TERMINATE
  2426.                         break
  2427.                         // shift+C：視頻放大 +0.1
  2428.                     case 'KeyC':
  2429.                         videoScale += 0.1
  2430.                         if (videoScale > 16) videoScale = 16;
  2431.                         tipsForVideoScaling();
  2432.                         return TERMINATE
  2433.                         break
  2434.                         // shift+Z：視頻恢復正常大小
  2435.                     case 'KeyZ':
  2436.                         videoScale = 1.0
  2437.                         playerConf.translate.x=0;
  2438.                         playerConf.translate.y=0;
  2439.                         tipsForVideoScaling();
  2440.                         return TERMINATE
  2441.                         break
  2442.                     case 'ArrowRight':
  2443.                         playerConf.translate.x += 10
  2444.                         tipsForVideoScaling();
  2445.                         return TERMINATE
  2446.                         break
  2447.                     case 'ArrowLeft':
  2448.                         playerConf.translate.x -= 10
  2449.                         tipsForVideoScaling();
  2450.                         return TERMINATE
  2451.                         break
  2452.                     case 'ArrowUp':
  2453.                         playerConf.translate.y -= 10
  2454.                         tipsForVideoScaling();
  2455.                         return TERMINATE
  2456.                         break
  2457.                     case 'ArrowDown':
  2458.                         playerConf.translate.y += 10
  2459.                         tipsForVideoScaling();
  2460.                         return TERMINATE
  2461.                         break
  2462.  
  2463.                 }
  2464.  
  2465.             }
  2466.             // 防止其它無關組合鍵衝突
  2467.             if (!keyAsm) {
  2468.                 let kControl = null
  2469.                 let newPBR, oldPBR, nv;
  2470.                 switch (pCode) {
  2471.                     // 方向鍵右→：快進3秒
  2472.                     case 'ArrowRight':
  2473.                         $hs.tuneCurrentTime($hs.skipStep);
  2474.                         return TERMINATE;
  2475.                         break;
  2476.                         // 方向鍵左←：後退3秒
  2477.                     case 'ArrowLeft':
  2478.                         $hs.tuneCurrentTime(-$hs.skipStep);
  2479.                         return TERMINATE;
  2480.                         break;
  2481.                         // 方向鍵上↑：音量升高 1%
  2482.                     case 'ArrowUp':
  2483.                         if ((player.muted && player.volume === 0) && player._volume > 0) {
  2484.  
  2485.                             player.muted = false;
  2486.                             player.volume = player._volume;
  2487.                         } else if (player.muted && (player.volume > 0 || !player._volume)) {
  2488.                             player.muted = false;
  2489.                         }
  2490.                         $hs.tuneVolume(0.01);
  2491.                         return TERMINATE;
  2492.                         break;
  2493.                         // 方向鍵下↓：音量降低 1%
  2494.                     case 'ArrowDown':
  2495.  
  2496.                         if ((player.muted && player.volume === 0) && player._volume > 0) {
  2497.  
  2498.                             player.muted = false;
  2499.                             player.volume = player._volume;
  2500.                         } else if (player.muted && (player.volume > 0 || !player._volume)) {
  2501.                             player.muted = false;
  2502.                         }
  2503.                         $hs.tuneVolume(-0.01);
  2504.                         return TERMINATE;
  2505.                         break;
  2506.                         // 空格鍵：暫停/播放
  2507.                     case 'Space':
  2508.                         $hs.switchPlayStatus();
  2509.                         return TERMINATE;
  2510.                         break;
  2511.                         // 按鍵X：減速播放 -0.1
  2512.                     case 'KeyX':
  2513.                         if (player.playbackRate > 0) {
  2514.                             $hs.tips(false);
  2515.                             $hs.setPlaybackRate(player.playbackRate - 0.1);
  2516.                             return TERMINATE
  2517.                         }
  2518.                         break;
  2519.                         // 按鍵C：加速播放 +0.1
  2520.                     case 'KeyC':
  2521.                         if (player.playbackRate < 16) {
  2522.                             $hs.tips(false);
  2523.                             $hs.setPlaybackRate(player.playbackRate + 0.1);
  2524.                             return TERMINATE
  2525.                         }
  2526.  
  2527.                         break;
  2528.                         // 按鍵Z：正常速度播放
  2529.                     case 'KeyZ':
  2530.                         $hs.tips(false);
  2531.                         oldPBR = player.playbackRate;
  2532.                         if (oldPBR != 1.0) {
  2533.                             player._playbackRate_z = oldPBR;
  2534.                             newPBR = 1.0;
  2535.                         } else if (player._playbackRate_z != 1.0) {
  2536.                             newPBR = player._playbackRate_z || 1.0;
  2537.                             player._playbackRate_z = 1.0;
  2538.                         } else {
  2539.                             newPBR = 1.0
  2540.                             player._playbackRate_z = 1.0;
  2541.                         }
  2542.                         $hs.setPlaybackRate(newPBR, 1)
  2543.                         return TERMINATE
  2544.                         break;
  2545.                         // 按鍵F：下一幀
  2546.                     case 'KeyF':
  2547.                         if (window.location.hostname === 'www.netflix.com') return /* netflix 的F鍵是FULLSCREEN的意思 */
  2548.                         $hs.tips(false);
  2549.                         if (!player.paused) player.pause()
  2550.                         player.currentTime += +(1 / playerConf.fps)
  2551.                         $hs.tips('Jump to: Next frame')
  2552.                         return TERMINATE
  2553.                         break;
  2554.                         // 按鍵D：上一幀
  2555.                     case 'KeyD':
  2556.                         $hs.tips(false);
  2557.                         if (!player.paused) player.pause()
  2558.                         player.currentTime -= +(1 / playerConf.fps)
  2559.                         $hs.tips('Jump to: Previous frame')
  2560.                         return TERMINATE
  2561.                         break;
  2562.                         // 按鍵E：亮度增加%
  2563.                     case 'KeyE':
  2564.                         $hs.tips(false);
  2565.                         nv = playerConf.setFilter('brightness', (v) => v + 0.1);
  2566.                         $hs.tips('Brightness: ' + dround(nv * 100) + '%')
  2567.                         return TERMINATE
  2568.                         break;
  2569.                         // 按鍵W：亮度減少%
  2570.                     case 'KeyW':
  2571.                         $hs.tips(false);
  2572.                         nv = playerConf.setFilter('brightness', (v) => v > 0.1 ? v - 0.1 : 0);
  2573.                         $hs.tips('Brightness: ' + dround(nv * 100) + '%')
  2574.                         return TERMINATE
  2575.                         break;
  2576.                         // 按鍵T：對比度增加%
  2577.                     case 'KeyT':
  2578.                         $hs.tips(false);
  2579.                         nv = playerConf.setFilter('contrast', (v) => v + 0.1);
  2580.                         $hs.tips('Contrast: ' + dround(nv * 100) + '%')
  2581.                         return TERMINATE
  2582.                         break;
  2583.                         // 按鍵R：對比度減少%
  2584.                     case 'KeyR':
  2585.                         $hs.tips(false);
  2586.                         nv = playerConf.setFilter('contrast', (v) => v > 0.1 ? v - 0.1 : 0);
  2587.                         $hs.tips('Contrast: ' + dround(nv * 100) + '%')
  2588.                         return TERMINATE
  2589.                         break;
  2590.                         // 按鍵U：飽和度增加%
  2591.                     case 'KeyU':
  2592.                         $hs.tips(false);
  2593.                         nv = playerConf.setFilter('saturate', (v) => v + 0.1);
  2594.                         $hs.tips('Saturate: ' + dround(nv * 100) + '%')
  2595.                         return TERMINATE
  2596.                         break;
  2597.                         // 按鍵Y：飽和度減少%
  2598.                     case 'KeyY':
  2599.                         $hs.tips(false);
  2600.                         nv = playerConf.setFilter('saturate', (v) => v > 0.1 ? v - 0.1 : 0);
  2601.                         $hs.tips('Saturate: ' + dround(nv * 100) + '%')
  2602.                         return TERMINATE
  2603.                         break;
  2604.                         // 按鍵O：色相增加 1 度
  2605.                     case 'KeyO':
  2606.                         $hs.tips(false);
  2607.                         nv = playerConf.setFilter('hue-rotate', (v) => v + 1);
  2608.                         $hs.tips('Hue: ' + nv + ' deg')
  2609.                         return TERMINATE
  2610.                         break;
  2611.                         // 按鍵I：色相減少 1 度
  2612.                     case 'KeyI':
  2613.                         $hs.tips(false);
  2614.                         nv = playerConf.setFilter('hue-rotate', (v) => v - 1);
  2615.                         $hs.tips('Hue: ' + nv + ' deg')
  2616.                         return TERMINATE
  2617.                         break;
  2618.                         // 按鍵K：模糊增加 0.1 px
  2619.                     case 'KeyK':
  2620.                         $hs.tips(false);
  2621.                         nv = playerConf.setFilter('blur', (v) => v + 0.1);
  2622.                         $hs.tips('Blur: ' + nv + ' px')
  2623.                         return TERMINATE
  2624.                         break;
  2625.                         // 按鍵J：模糊減少 0.1 px
  2626.                     case 'KeyJ':
  2627.                         $hs.tips(false);
  2628.                         nv = playerConf.setFilter('blur', (v) => v > 0.1 ? v - 0.1 : 0);
  2629.                         $hs.tips('Blur: ' + nv + ' px')
  2630.                         return TERMINATE
  2631.                         break;
  2632.                         // 按鍵Q：圖像復位
  2633.                     case 'KeyQ':
  2634.                         $hs.tips(false);
  2635.                         playerConf.filterReset();
  2636.                         $hs.tips('Video Filter Reset')
  2637.                         return TERMINATE
  2638.                         break;
  2639.                         // 按鍵S：畫面旋轉 90 度
  2640.                     case 'KeyS':
  2641.                         $hs.tips(false);
  2642.                         playerConf.rotate += 90
  2643.                         if (playerConf.rotate % 360 === 0) playerConf.rotate = 0;
  2644.                         var _actionBox = $hs.trigger_actionBoxes.filter(actionBox => (player === actionBox || actionBox.contains(player)))[0];
  2645.                         if (_actionBox) {
  2646.                             if (!_actionBox.__originalWidth || !_actionBox.__originalHeight) {
  2647.                                 _actionBox.__originalWidth = _actionBox.getBoundingClientRect().width;
  2648.                                 _actionBox.__originalHeight = _actionBox.getBoundingClientRect().height;
  2649.                             }
  2650.  
  2651.                             if (_actionBox.__originalWidth && _actionBox.__originalHeight) {
  2652.  
  2653.                                 var boxW = _actionBox.__originalWidth;
  2654.                                 var boxH = _actionBox.__originalHeight;
  2655.  
  2656.  
  2657.                                 if ((playerConf.rotate % 180) == 90) {
  2658.                                     playerConf.mFactor = boxH / boxW;
  2659.                                 } else {
  2660.                                     playerConf.mFactor = 1.0;
  2661.                                 }
  2662.  
  2663.  
  2664.                                 playerConf.cssTransform();
  2665.  
  2666.                                 $hs.tips('Rotation：' + playerConf.rotate + ' deg')
  2667.  
  2668.                             }
  2669.  
  2670.                         }
  2671.                         return TERMINATE
  2672.                         break;
  2673.                         // 按鍵迴車，進入FULLSCREEN
  2674.                     case 'Enter':
  2675.                         //t.callFullScreenBtn();
  2676.                         break;
  2677.                     case 'KeyN':
  2678.                         $hs.pictureInPicture(player);
  2679.                         return TERMINATE
  2680.                         break;
  2681.                     case 'KeyM':
  2682.                         //console.log('m!', player.volume,player._volume)
  2683.  
  2684.                         if (player.volume >= 0) {
  2685.  
  2686.                             if (!player.volume || player.muted) {
  2687.  
  2688.                                 let newVol = player.volume || player._volume || 0.5;
  2689.                                 if (player.volume !== newVol) {
  2690.                                     player.volume = newVol;
  2691.                                 }
  2692.                                 player.muted = false;
  2693.                                 $hs.tips(false);
  2694.                                 $hs.tips('Mute: Off', undefined);
  2695.  
  2696.                             } else {
  2697.  
  2698.                                 player._volume = player.volume;
  2699.                                 player._volume_p = player.volume;
  2700.                                 //player.volume = 0;
  2701.                                 player.muted = true;
  2702.                                 $hs.tips(false);
  2703.                                 $hs.tips('Mute: On', undefined);
  2704.  
  2705.                             }
  2706.  
  2707.                         }
  2708.  
  2709.                         return TERMINATE
  2710.                         break;
  2711.                     default:
  2712.                         // 按1-4設置播放速度 49-52;97-100
  2713.                         let numKey = +(event.key)
  2714.  
  2715.                         if (numKey >= 1 && numKey <= 4) {
  2716.                             $hs.tips(false);
  2717.                             $hs.setPlaybackRate(numKey, 1)
  2718.                             return TERMINATE
  2719.                         }
  2720.                 }
  2721.  
  2722.             }
  2723.         },
  2724.  
  2725.         handlerPlayerMouseMove: function(e) {
  2726.             let player = $hs.player();
  2727.             let rootNode = getRoot(player);
  2728.  
  2729.             if (rootNode.pointerLockElement != player) {
  2730.                 player.removeEventListener('mousemove', $hs.handlerPlayerMouseMove)
  2731.                 return;
  2732.             }
  2733.  
  2734.             let movementX = e.movementX || e.mozMovementX || e.webkitMovementX || 0,
  2735.                 movementY = e.movementY || e.mozMovementY || e.webkitMovementY || 0;
  2736.  
  2737.             player.__xyOffset.x += movementX
  2738.             player.__xyOffset.y += movementY
  2739.             let ld = Math.sqrt(screen.width * screen.width + screen.height * screen.height) * .1
  2740.             let md = Math.sqrt(player.__xyOffset.x * player.__xyOffset.x + player.__xyOffset.y * player.__xyOffset.y);
  2741.             if (md > ld) $hs.playerActionLeave();
  2742.  
  2743.         },
  2744.  
  2745.         playerActionEnter: function() {
  2746.             let player = $hs.player();
  2747.  
  2748.             if (player) {
  2749.                 player.__requestPointerLock__();
  2750.                 player.__xyOffset = {
  2751.                     x: 0,
  2752.                     y: 0
  2753.                 };
  2754.                 player.addEventListener('mousemove', $hs.handlerPlayerMouseMove)
  2755.             }
  2756.         },
  2757.  
  2758.         playerActionLeave: function() {
  2759.             let player = $hs.player();
  2760.             if (player) player.removeEventListener('mousemove', $hs.handlerPlayerMouseMove)
  2761.             document.__exitPointerLock__();
  2762.         },
  2763.  
  2764.         /* 按鍵響應方法 */
  2765.         handlerRootKeyDownEvent: function(event) {
  2766.             if ($hs.intVideoInitCount > 0) {} else {
  2767.                 return;
  2768.             }
  2769.             // DOM Standard - either .key or .code
  2770.             // Here we adopt .code (physical layout)
  2771.  
  2772.             let pCode = event.code;
  2773.             if (typeof pCode != 'string') return;
  2774.  
  2775.             let player = $hs.player()
  2776.  
  2777.             if (!player) return; // no video tag
  2778.  
  2779.             let rootNode = getRoot(player);
  2780.  
  2781.             let keyAsm = (event.shiftKey ? SHIFT : 0) | ((event.ctrlKey || event.metaKey) ? CTRL : 0) | (event.altKey ? ALT : 0);
  2782.  
  2783.             if (!keyAsm && pCode == 'Escape' && (document.fullscreenElement || rootNode.pointerLockElement)) {
  2784.                 setTimeout(() => {
  2785.                     if (document.fullscreenElement) {
  2786.                         document.exitFullscreen();
  2787.                     } else if (document.pointerLockElement) {
  2788.                         $hs.playerActionLeave();
  2789.                     }
  2790.                 }, 700);
  2791.                 return;
  2792.             }
  2793.  
  2794.             if (isInOperation(event.target)) return;
  2795.  
  2796.             //console.log('K01')
  2797.  
  2798.             /* 切換插件的可用狀態 */
  2799.             // Shift-`
  2800.             if (keyAsm == SHIFT && pCode == 'Backquote') {
  2801.                 $hs.enable = !$hs.enable;
  2802.                 $hs.tips(false);
  2803.                 if ($hs.enable) {
  2804.                     $hs.tips('啟用h5Player插件')
  2805.                 } else {
  2806.                     $hs.tips('禁用h5Player插件')
  2807.                 }
  2808.                 // 阻止事件冒泡
  2809.                 event.stopPropagation()
  2810.                 event.preventDefault()
  2811.                 return false
  2812.             }
  2813.             if (!$hs.enable) {
  2814.                 consoleLog('h5Player 已禁用~')
  2815.                 return false
  2816.             }
  2817.  
  2818.             /* 非全局模式下，不聚焦則不執行快捷鍵的操作 */
  2819.  
  2820.             if (!keyAsm && pCode == 'Enter' && !isInOperation()) { //not NumberpadEnter
  2821.                 if (!rootNode.pointerLockElement && !document.fullscreenElement) {
  2822.                     if (rootNode.pointerLockElement != player) {
  2823.                         $hs.playerActionEnter();
  2824.  
  2825.                         // 阻止事件冒泡
  2826.                         event.stopPropagation()
  2827.                         event.preventDefault()
  2828.                         return false
  2829.                     }
  2830.                 } else if (rootNode.pointerLockElement && !document.fullscreenElement) {
  2831.                     $hs.playerActionLeave();
  2832.  
  2833.                     // 阻止事件冒泡
  2834.                     event.stopPropagation()
  2835.                     event.preventDefault()
  2836.                     return false
  2837.                 } else if (document.fullscreenElement) {
  2838.                     document.exitFullscreen();
  2839.  
  2840.                     // 阻止事件冒泡
  2841.                     event.stopPropagation()
  2842.                     event.preventDefault()
  2843.                     return false
  2844.                 }
  2845.             }
  2846.  
  2847.             let hv = (elm) => (elm && (elm == player || elm.contains(player)) ? elm : null);
  2848.  
  2849.             let _checkingPass;
  2850.  
  2851.             let plm = null;
  2852.             if (rootNode.activeElement && !rootNode.pointerLockElement && !document.fullscreenElement) {
  2853.                 // the active element may or may not contains the player
  2854.                 // but the player box (player->parent->parent->...) shall contains the active element (and the player)
  2855.                 // so if the active element is inside the layoutbox, okay!
  2856.                 // ps. layoutbox may be much larger than the activeelement, then it is not overlapping case.
  2857.  
  2858.                 plm = rootNode.activeElement
  2859.  
  2860.                 //console.log('activeElement', plm)
  2861.                 _checkingPass = $hs.isInActiveMode(rootNode.activeElement, player);
  2862.             } else {
  2863.                 plm = hv(rootNode.pointerLockElement) || hv(document.fullscreenElement)
  2864.                 _checkingPass = !!plm
  2865.             }
  2866.  
  2867.  
  2868.             if (_checkingPass) {
  2869.  
  2870.                 if (isInOperation()) return;
  2871.  
  2872.  
  2873.                 let res = $hs.playerTrigger(player, event)
  2874.                 if (res == TERMINATE) {
  2875.                     event.stopPropagation()
  2876.                     event.preventDefault()
  2877.                     return false
  2878.                 }
  2879.  
  2880.             }
  2881.         },
  2882.         /* 設置播放進度 */
  2883.         setPlayProgress: function(player, curTime) {
  2884.             if (!player) return
  2885.             if (!curTime || Number.isNaN(curTime)) return
  2886.             player.currentTime = curTime
  2887.             if (curTime > 3) {
  2888.                 $hs.tips(false);
  2889.                 $hs.tips(`Playback Jumps to ${$hs.toolFormatCT(curTime)}`)
  2890.                 if (player.paused) player.play();
  2891.             }
  2892.         }
  2893.     }
  2894.  
  2895.     function makeFilter(arr, k) {
  2896.         let res = ""
  2897.         for (const e of arr) {
  2898.             for (const d of e) {
  2899.                 res += " " + (1.0 * d * k).toFixed(9)
  2900.             }
  2901.         }
  2902.         return res.trim()
  2903.     }
  2904.  
  2905.     function _add_filter(rootElm) {
  2906.         let rootView = null;
  2907.         if (rootElm && rootElm.nodeType > 0) {
  2908.             while (rootElm.parentNode && rootElm.parentNode.nodeType === 1) rootElm = rootElm.parentNode;
  2909.             rootView = rootElm.querySelector('body') || rootElm;
  2910.         } else {
  2911.             return;
  2912.         }
  2913.  
  2914.         if (rootView && rootView.querySelector && !rootView.querySelector('#_h5player_section_')) {
  2915.  
  2916.             let svgFilterElm = document.createElement('section')
  2917.             svgFilterElm.style.position = 'fixed';
  2918.             svgFilterElm.style.left = '-999px';
  2919.             svgFilterElm.style.width = '1px';
  2920.             svgFilterElm.style.top = '-999px';
  2921.             svgFilterElm.style.height = '1px';
  2922.             svgFilterElm.id = '_h5player_section_'
  2923.             let svgXML = `
  2924.                 <svg id='_h5p_image' version="1.1" xmlns="http://www.w3.org/2000/svg">
  2925.                 <defs>
  2926.                 <filter id="_h5p_sharpen1">
  2927.                 <feConvolveMatrix filterRes="100 100" style="color-interpolation-filters:sRGB" order="3" kernelMatrix="` + `
  2928.                 -0.3 -0.3 -0.3
  2929.                 -0.3 3.4 -0.3
  2930.                 -0.3 -0.3 -0.3`.replace(/[\n\r]+/g, '  ').trim() + `"  preserveAlpha="true"/>
  2931.                 </filter>
  2932.                 <filter id="_h5p_unsharpen1">
  2933.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="5" kernelMatrix="` +
  2934.                 makeFilter([
  2935.                     [1, 4, 6, 4, 1],
  2936.                     [4, 16, 24, 16, 4],
  2937.                     [6, 24, -476, 24, 6],
  2938.                     [4, 16, 24, 16, 4],
  2939.                     [1, 4, 6, 4, 1]
  2940.                 ], -1 / 256) + `"  preserveAlpha="false"/>
  2941.                 </filter>
  2942.                 <filter id="_h5p_unsharpen3_05">
  2943.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="3" kernelMatrix="` +
  2944.                 makeFilter(
  2945.                     [
  2946.                         [0.025, 0.05, 0.025],
  2947.                         [0.05, -1.1, 0.05],
  2948.                         [0.025, 0.05, 0.025]
  2949.                     ], -1 / .8) + `"  preserveAlpha="false"/>
  2950.                 </filter>
  2951.                 <filter id="_h5p_unsharpen3_10">
  2952.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="3" kernelMatrix="` +
  2953.                 makeFilter(
  2954.                     [
  2955.                         [0.05, 0.1, 0.05],
  2956.                         [0.1, -1.4, 0.1],
  2957.                         [0.05, 0.1, 0.05]
  2958.                     ], -1 / .8) + `"  preserveAlpha="false"/>
  2959.                 </filter>
  2960.                 <filter id="_h5p_unsharpen5_05">
  2961.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="5" kernelMatrix="` +
  2962.                 makeFilter(
  2963.                     [
  2964.                         [0.025, 0.1, 0.15, 0.1, 0.025],
  2965.                         [0.1, 0.4, 0.6, 0.4, 0.1],
  2966.                         [0.15, 0.6, -18.3, 0.6, 0.15],
  2967.                         [0.1, 0.4, 0.6, 0.4, 0.1],
  2968.                         [0.025, 0.1, 0.15, 0.1, 0.025]
  2969.                     ], -1 / 12.8) + `"  preserveAlpha="false"/>
  2970.                 </filter>
  2971.                 <filter id="_h5p_unsharpen5_10">
  2972.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="5" kernelMatrix="` +
  2973.                 makeFilter(
  2974.                     [
  2975.                         [0.05, 0.2, 0.3, 0.2, 0.05],
  2976.                         [0.2, 0.8, 1.2, 0.8, 0.2],
  2977.                         [0.3, 1.2, -23.8, 1.2, 0.3],
  2978.                         [0.2, 0.8, 1.2, 0.8, 0.2],
  2979.                         [0.05, 0.2, 0.3, 0.2, 0.05]
  2980.                     ], -1 / 12.8) + `"  preserveAlpha="false"/>
  2981.                 </filter>
  2982.                 <filter id="_h5p_unsharpen9_05">
  2983.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="9" kernelMatrix="` +
  2984.                 makeFilter(
  2985.                     [
  2986.                         [0.025, 0.2, 0.7, 1.4, 1.75, 1.4, 0.7, 0.2, 0.025],
  2987.                         [0.2, 1.6, 5.6, 11.2, 14, 11.2, 5.6, 1.6, 0.2],
  2988.                         [0.7, 5.6, 19.6, 39.2, 49, 39.2, 19.6, 5.6, 0.7],
  2989.                         [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
  2990.                         [1.75, 14, 49, 98, -4792.7, 98, 49, 14, 1.75],
  2991.                         [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
  2992.                         [0.7, 5.6, 19.6, 39.2, 49, 39.2, 19.6, 5.6, 0.7],
  2993.                         [0.2, 1.6, 5.6, 11.2, 14, 11.2, 5.6, 1.6, 0.2],
  2994.                         [0.025, 0.2, 0.7, 1.4, 1.75, 1.4, 0.7, 0.2, 0.025]
  2995.                     ], -1 / 3276.8) + `"  preserveAlpha="false"/>
  2996.                 </filter>
  2997.                 <filter id="_h5p_unsharpen9_10">
  2998.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="9" kernelMatrix="` +
  2999.                 makeFilter(
  3000.                     [
  3001.                         [0.05, 0.4, 1.4, 2.8, 3.5, 2.8, 1.4, 0.4, 0.05],
  3002.                         [0.4, 3.2, 11.2, 22.4, 28, 22.4, 11.2, 3.2, 0.4],
  3003.                         [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
  3004.                         [2.8, 22.4, 78.4, 156.8, 196, 156.8, 78.4, 22.4, 2.8],
  3005.                         [3.5, 28, 98, 196, -6308.6, 196, 98, 28, 3.5],
  3006.                         [2.8, 22.4, 78.4, 156.8, 196, 156.8, 78.4, 22.4, 2.8],
  3007.                         [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
  3008.                         [0.4, 3.2, 11.2, 22.4, 28, 22.4, 11.2, 3.2, 0.4],
  3009.                         [0.05, 0.4, 1.4, 2.8, 3.5, 2.8, 1.4, 0.4, 0.05]
  3010.                     ], -1 / 3276.8) + `"  preserveAlpha="false"/>
  3011.                     </filter>
  3012.                     <filter id="_h5p_grey1">
  3013.                     <feColorMatrix values="0.3333 0.3333 0.3333 0 0
  3014.                     0.3333 0.3333 0.3333 0 0
  3015.                     0.3333 0.3333 0.3333 0 0
  3016.                     0      0      0      1 0"/>
  3017.                     <feColorMatrix type="saturate" values="0" />
  3018.                     </filter>
  3019.                     </defs>
  3020.                     </svg>
  3021.                     `;
  3022.  
  3023.             svgFilterElm.innerHTML = svgXML.replace(/[\r\n\s]+/g, ' ').trim();
  3024.  
  3025.             rootView.appendChild(svgFilterElm);
  3026.         }
  3027.  
  3028.     }
  3029.  
  3030.     /**
  3031.      * 某些網頁用了attachShadow closed mode，需要open才能獲取video標籤，例如百度雲盤
  3032.      * 解決參考：
  3033.      * https://developers.google.com/web/fundamentals/web-components/shadowdom?hl=zh-cn#closed
  3034.      * https://stackoverflow.com/questions/54954383/override-element-prototype-attachshadow-using-chrome-extension
  3035.      */
  3036.  
  3037.     const initForShadowRoot = async (shadowRoot) => {
  3038.         try {
  3039.             if (shadowRoot && shadowRoot.nodeType > 0 && 'querySelectorAll' in shadowRoot) {
  3040.                 $hs.bindDocEvents(shadowRoot);
  3041.                 new VideoListener(shadowRoot).listen(handlerVideoFound)
  3042.                 shadowRoots.push(shadowRoot)
  3043.             }
  3044.         } catch (e) {
  3045.             console.log('h5Player: initForShadowRoot failed')
  3046.         }
  3047.     }
  3048.  
  3049.     function hackAttachShadow() { // attachShadow - DOM Standard
  3050.  
  3051.         let _prototype_ = window && window.HTMLElement ? window.HTMLElement.prototype : null;
  3052.         if (_prototype_ && typeof _prototype_.attachShadow == 'function') {
  3053.  
  3054.             let _attachShadow = _prototype_.attachShadow
  3055.  
  3056.             hackAttachShadow = null
  3057.             _prototype_.attachShadow = function() {
  3058.                 let arg = [...arguments];
  3059.                 if (arg[0] && arg[0].mode) arg[0].mode = 'open';
  3060.                 let shadowRoot = _attachShadow.apply(this, arg);
  3061.                 initForShadowRoot(shadowRoot);
  3062.                 return shadowRoot
  3063.             };
  3064.  
  3065.             _prototype_.attachShadow.toString = () => _attachShadow.toString();
  3066.  
  3067.         }
  3068.  
  3069.     }
  3070.  
  3071.     function hackCreateShadowRoot() { // createShadowRoot - Deprecated
  3072.  
  3073.         let _prototype_ = window && window.HTMLElement ? window.HTMLElement.prototype : null;
  3074.         if (_prototype_ && typeof _prototype_.createShadowRoot == 'function') {
  3075.  
  3076.             let _createShadowRoot = _prototype_.createShadowRoot;
  3077.  
  3078.             hackCreateShadowRoot = null
  3079.             _prototype_.createShadowRoot = function() {
  3080.                 const shadowRoot = _createShadowRoot.apply(this, arguments);
  3081.                 initForShadowRoot(shadowRoot);
  3082.                 return shadowRoot;
  3083.             };
  3084.             _prototype_.createShadowRoot.toString = () => _createShadowRoot.toString();
  3085.  
  3086.         }
  3087.     }
  3088.  
  3089.     /* 事件偵聽hack */
  3090.     function hackEventListener() {
  3091.         if (!window.EventTarget) return;
  3092.         const eventTargetPrototype = window.EventTarget.prototype;
  3093.         let _addEventListener = eventTargetPrototype.addEventListener;
  3094.         let _removeEventListener = eventTargetPrototype.removeEventListener;
  3095.         if (typeof _addEventListener == 'function' && typeof _removeEventListener == 'function') {} else return;
  3096.         hackEventListener = null;
  3097.  
  3098.         class Listeners {
  3099.  
  3100.             constructor(dom, type) {
  3101.                 this._dom = dom;
  3102.                 this._type = type;
  3103.                 this.listenersCount = 0;
  3104.                 this.hashList = {};
  3105.             }
  3106.             get baseFunc() {
  3107.                 if (this._dom && this._type) {
  3108.                     return this._dom['on' + this._type];
  3109.                 }
  3110.             }
  3111.             get funcCount() {
  3112.                 if (this._dom && this._type) {
  3113.                     return (typeof this.baseFunc == 'function') * 1 + (this.listenersCount || 0)
  3114.                 }
  3115.             }
  3116.  
  3117.  
  3118.         }
  3119.  
  3120.  
  3121.  
  3122.         let hackedEvtCount = 0;
  3123.  
  3124.  
  3125.         function timeupdateHack() {
  3126.  
  3127.  
  3128.             let evtTarget = this;
  3129.  
  3130.             if (typeof arguments[1] != 'function' || typeof arguments[0] != 'string') throw '';
  3131.             const type = arguments[0];
  3132.             const fn = arguments[1];
  3133.             if (type != 'timeupdate') throw '';
  3134.  
  3135.             //console.log('timeupdate detection')
  3136.  
  3137.  
  3138.  
  3139.  
  3140.             let tupId = evtTarget.getAttribute('_h5p_tup_');
  3141.  
  3142.             if (tupId === null) { // 0 1 2 ...
  3143.  
  3144.                 const fakeTimeUpdateEvent = [];
  3145.  
  3146.                 evtTarget.setAttribute('_h5p_tup_', tupId = timeupdateStore.length); // 0, 1, 2...
  3147.                 timeupdateStore.push({
  3148.                     videoElement: evtTarget,
  3149.                     eventHandlersCapture: [],
  3150.                     eventHandlersBubbles: [],
  3151.                     eventHandlersRunner: [],
  3152.                     fakeTimeUpdateEvent,
  3153.                     lastTime: -1
  3154.                 });
  3155.  
  3156.                 const gn = (event) => {
  3157.                     console.log('h5Player - boost timeupdate is enabled')
  3158.                     fakeTimeUpdateEvent.push(event);
  3159.                 };
  3160.                 _addEventListener.call(evtTarget, type, gn, {
  3161.                     capture: true,
  3162.                     passive: true,
  3163.                     once: true
  3164.                 })
  3165.  
  3166.  
  3167.             } else {
  3168.                 tupId = +tupId;
  3169.  
  3170.             }
  3171.  
  3172.  
  3173.             const tupConf = timeupdateStore[tupId];
  3174.             let useCapture = false;
  3175.             const thirdArg = arguments[2];
  3176.             switch (typeof thirdArg) {
  3177.                 case 'boolean':
  3178.                     if (thirdArg === true) useCapture = true;
  3179.                     break;
  3180.                 case 'object':
  3181.                     if (thirdArg && thirdArg.capture === true) useCapture = true;
  3182.                     break;
  3183.             }
  3184.             if (useCapture) tupConf.eventHandlersCapture.push(fn);
  3185.             else tupConf.eventHandlersBubbles.push(fn);
  3186.             tupConf.eventHandlersRunner = tupConf.eventHandlersCapture.concat(tupConf.eventHandlersBubbles);
  3187.  
  3188.  
  3189.             if (!$hs._onceTimeUpdateHack) {
  3190.                 $hs._onceTimeUpdateHack = true;
  3191.                 if (!_endlessloop) _endlessloop = new AFLooperArray();
  3192.                 let opts = _endlessloop.appendLoop(handle.afBoostTimeUpdate)
  3193.                 opts.loopingStart();
  3194.             }
  3195.  
  3196.  
  3197.             return _addEventListener.apply(this, arguments)
  3198.  
  3199.         }
  3200.  
  3201.         let watchList = ['timeupdate', 'click'];
  3202.  
  3203.         eventTargetPrototype.addEventListener = function() {
  3204.  
  3205.             let arg = arguments
  3206.             let type = arg[0]
  3207.             let listener = arg[1]
  3208.  
  3209.             if (!this || !(this instanceof EventTarget) || typeof type != 'string' || typeof listener != 'function') {
  3210.                 return _addEventListener.apply(this, arguments)
  3211.                 //unknown bug?
  3212.             }
  3213.  
  3214.             if (watchList.indexOf(type) < 0) return _addEventListener.apply(this, arguments);
  3215.  
  3216.  
  3217.             let res;
  3218.             if (type == 'timeupdate' && this.nodeType == 1 && this.nodeName == "VIDEO" && isSupportAdvancedEventListener()) {
  3219.                 res = timeupdateHack.apply(this, arg)
  3220.             } else {
  3221.                 res = _addEventListener.apply(this, arg)
  3222.             }
  3223.  
  3224.  
  3225.             let boolCapture = (arg[2] && typeof arg[2] == 'object') ? (arg[2].capture === true) : (arg[2] === true)
  3226.  
  3227.             this._listeners = this._listeners || {}
  3228.             this._listeners[type] = this._listeners[type] || new Listeners(this, type)
  3229.             let uid = 100000 + (++hackedEvtCount);
  3230.             let listenerObj = {
  3231.                 listener,
  3232.                 options: arg[2],
  3233.                 uid: uid,
  3234.                 useCapture: boolCapture
  3235.             }
  3236.             this._listeners[type].hashList[uid + ''] = listenerObj;
  3237.             this._listeners[type].listenersCount++;
  3238.             return res;
  3239.         }
  3240.         // hack removeEventListener
  3241.         eventTargetPrototype.removeEventListener = function() {
  3242.  
  3243.             let arg = arguments
  3244.             let type = arg[0]
  3245.             let listener = arg[1]
  3246.  
  3247.             if (!this || !(this instanceof EventTarget) || typeof type != 'string' || typeof listener != 'function') {
  3248.                 return _removeEventListener.apply(this, arguments)
  3249.                 //unknown bug?
  3250.             }
  3251.  
  3252.             if (watchList.indexOf(type) < 0) return _removeEventListener.apply(this, arguments);
  3253.  
  3254.             let boolCapture = (arg[2] && typeof arg[2] == 'object') ? (arg[2].capture === true) : (arg[2] === true)
  3255.  
  3256.             let defaultRemoval = true;
  3257.             if (this._listeners && this._listeners[type] && this._listeners[type].hashList) {
  3258.                 let hashList = this._listeners[type].hashList
  3259.                 for (let k in hashList) {
  3260.                     if (hashList[k].listener === listener && hashList[k].useCapture == boolCapture) {
  3261.                         delete hashList[k];
  3262.                         this._listeners[type].listenersCount--;
  3263.                         break;
  3264.                     }
  3265.                 }
  3266.             }
  3267.             if (defaultRemoval) return _removeEventListener.apply(this, arg);
  3268.         }
  3269.         eventTargetPrototype.addEventListener.toString = () => _addEventListener.toString();
  3270.         eventTargetPrototype.removeEventListener.toString = () => _removeEventListener.toString();
  3271.  
  3272.  
  3273.     }
  3274.  
  3275.     function handlerVideoFound(video) {
  3276.  
  3277.         if (!video) return;
  3278.         if (video.getAttribute('_h5ppid')) return;
  3279.         let alabel = video.getAttribute('aria-label')
  3280.         if (alabel && typeof alabel == "string" && alabel.toUpperCase() == "GIF") return;
  3281.  
  3282.  
  3283.         consoleLog('handlerVideoFound', video)
  3284.  
  3285.         $hs.intVideoInitCount = ($hs.intVideoInitCount || 0) + 1;
  3286.         let vpid = 'h5p-' + $hs.intVideoInitCount
  3287.         consoleLog(' - HTML5 Video is detected -', `Number of Videos: ${$hs.intVideoInitCount}`)
  3288.         if ($hs.intVideoInitCount === 1) $hs.fireGlobalInit();
  3289.         video.setAttribute('_h5ppid', vpid)
  3290.  
  3291.  
  3292.         playerConfs[vpid] = new PlayerConf();
  3293.         playerConfs[vpid].domElement = video;
  3294.         playerConfs[vpid].domActive = DOM_ACTIVE_FOUND;
  3295.  
  3296.         let rootNode = getRoot(video);
  3297.  
  3298.         if (rootNode.host) $hs.getPlayerBlockElement(video); // shadowing
  3299.         let rootElm = rootNode.querySelector('head') || rootNode.querySelector('html') || document.documentElement //48763
  3300.         _add_filter(rootElm) // either main document or shadow node
  3301.  
  3302.         video.addEventListener('loadedmetadata', $hs.handlerVideoLoadedMetaData, true);
  3303.  
  3304.     }
  3305.  
  3306.  
  3307.     ResizeODM.__init__();
  3308.  
  3309.     hackAttachShadow()
  3310.     hackCreateShadowRoot()
  3311.     hackEventListener()
  3312.  
  3313.  
  3314.     window.addEventListener('message', $hs.handlerWinMessage, false);
  3315.     $hs.bindDocEvents(document);
  3316.     new VideoListener(document.documentElement).listen(handlerVideoFound)
  3317.  
  3318.     let windowsLD = (function() {
  3319.         let ls_res = [];
  3320.         try {
  3321.             ls_res = [!!window.localStorage, !!window.top.localStorage];
  3322.         } catch (e) {}
  3323.         try {
  3324.             let winp = window;
  3325.             let winc = 0;
  3326.             while (winp !== window.top && winp && ++winc) winp = winp.parentNode;
  3327.             ls_res.push(winc);
  3328.         } catch (e) {}
  3329.         return ls_res;
  3330.     })();
  3331.  
  3332.     consoleLogF('- h5Player Plugin Loaded -', ...windowsLD)
  3333.  
  3334.     function isInCrossOriginFrame() {
  3335.         let result = true;
  3336.         try {
  3337.             if (window.top.localStorage || window.top.location.href) result = false;
  3338.         } catch (e) {}
  3339.         return result
  3340.     }
  3341.  
  3342.     if (isInCrossOriginFrame()) consoleLog('cross origin frame detected');
  3343.  
  3344.  
  3345. })();