☰

HTML5 Video Player Enhance

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

当前为 2021-06-15 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name         HTML5 Video Player Enhance
  3. // @version      2.9.0a4
  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 $$($hs) {
  25.     'use strict';
  26.  
  27.     if (!document || !document.documentElement) return window.requestAnimationFrame($$);
  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.     const SHIFT = 1;
  36.     const CTRL = 2;
  37.     const ALT = 4;
  38.     const TERMINATE = 0x842;
  39.     const _sVersion_ = 1817;
  40.     const str_postMsgData = '__postMsgData__'
  41.  
  42.     const _ell_timeupdatefs = [];
  43.     let _endlessloop = null;
  44.     const isIframe = (window.top !== window.self && window.top && window.self);
  45.     window.__MutationObserver = window.MutationObserver || window.WebKitMutationObserver || null;
  46.     const shadowRoots = [];
  47.  
  48.     const getRoot = (elm) => elm.getRootNode instanceof Function ? elm.getRootNode() : (elm.ownerDocument || null);
  49.  
  50.     const isShadowRoot = (elm) => (elm && ('host' in elm)) ? elm.nodeType == 11 && !!elm.host && elm.host.nodeType == 1 : null; //instanceof ShadowRoot
  51.  
  52.  
  53.     if (!Element.prototype.matches) {
  54.         Element.prototype.matches =
  55.             Element.prototype.matchesSelector || Element.prototype.mozMatchesSelector ||
  56.             Element.prototype.msMatchesSelector || Element.prototype.oMatchesSelector || Element.prototype.webkitMatchesSelector ||
  57.             Element.prototype.matches(); // throw Error if not supported
  58.     }
  59.  
  60.     Element.prototype.__requestPointerLock = Element.prototype.requestPointerLock ||
  61.         Element.prototype.mozRequestPointerLock || Element.prototype.webkitRequestPointerLock || function() {};
  62.  
  63.     // Ask the browser to release the pointer
  64.     Document.prototype.__exitPointerLock = Document.prototype.exitPointerLock ||
  65.         Document.prototype.mozExitPointerLock || Document.prototype.webkitExitPointerLock || function() {};
  66.  
  67.     //  built-in hash - https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/digest
  68.     async function digestMessage(message) {
  69.         return window.sha256(message)
  70.     }
  71.  
  72.     var $ws = {
  73.         requestAnimationFrame,
  74.         cancelAnimationFrame
  75.     }
  76.     //throw Error if your browser is too outdated. (eg ES6 script, no such window object)
  77.  
  78.  
  79.  
  80.     const dround = (x) => ~~(x + .5);
  81.  
  82.     const jsonStringify_replacer = function(key, val) {
  83.         if (val && (val instanceof Element || val instanceof Document)) return val.toString();
  84.         return val; // return as is
  85.     };
  86.  
  87.     const jsonParse = function() {
  88.         try {
  89.             return JSON.parse.apply(this, arguments)
  90.         } catch (e) {}
  91.         return null;
  92.     }
  93.     const jsonStringify = function(obj) {
  94.         try {
  95.             return JSON.stringify.call(this, obj, jsonStringify_replacer)
  96.         } catch (e) {}
  97.         return null;
  98.     }
  99.  
  100.     function _postMsg() {
  101.         //async is needed. or error handling for postMessage
  102.         const [win, tag, ...data] = arguments;
  103.         if (typeof tag == 'string') {
  104.             let postMsgObj = {
  105.                 tag,
  106.                 passing: true,
  107.                 winOrder: _postMsg.a
  108.             }
  109.             try {
  110.                 var k = 'msg-' + (+new Date)
  111.                 win.document[str_postMsgData] = win.document[str_postMsgData] || {}
  112.                 win.document[str_postMsgData][k] = data; //direct
  113.                 postMsgObj.str = k;
  114.                 postMsgObj.stype = 1;
  115.             } catch (e) {}
  116.             if (!postMsgObj.stype) {
  117.                 postMsgObj.str = jsonStringify({
  118.                     d: data
  119.                 })
  120.                 if (postMsgObj.str && postMsgObj.str.length) postMsgObj.stype = 2;
  121.             }
  122.             if (!postMsgObj.stype) {
  123.                 postMsgObj.str = "" + data;
  124.                 postMsgObj.stype = 0;
  125.             }
  126.             win.postMessage(postMsgObj, '*');
  127.         }
  128.  
  129.     }
  130.  
  131.     function postMsg() {
  132.         let win = window;
  133.         var a = 0;
  134.         while (win = win.parent) {
  135.             _postMsg.a = ++a;
  136.             _postMsg(win, ...arguments)
  137.             if (win == top) break;
  138.         }
  139.     }
  140.  
  141.  
  142.  
  143.     function lowerKeyCode(keyCode) {
  144.         if (keyCode >= 65 && keyCode <= 90) keyCode += 32;
  145.         return keyCode
  146.     }
  147.  
  148.     function whichTransitionEvent(type) {
  149.         if (whichTransitionEvent['_result_' + type]) return whichTransitionEvent['_result_' + type]
  150.         var el = document.createElement("fakeelement");
  151.  
  152.         const capital = (x) => x[0].toUpperCase() + x.substr(1);
  153.         const capitalType = capital(type);
  154.  
  155.         const transitions = {
  156.             [type]: `${type}end`,
  157.             [`O${capitalType}`]: `o${capitalType}End`,
  158.             [`Moz${capitalType}`]: `${type}end`,
  159.             [`Webkit${capitalType}`]: `webkit${capitalType}End`,
  160.             [`MS${capitalType}`]: `MS${capitalType}End`
  161.         }
  162.  
  163.         for (let styleProp in transitions) {
  164.             if (el.style[styleProp] !== undefined) {
  165.                 return (whichTransitionEvent['_result_' + type] = transitions[styleProp]);
  166.             }
  167.         }
  168.     }
  169.  
  170.     class ResizeODM {
  171.         static __init__() {
  172.             this.__resizerCount__ = 0;
  173.             this.__resizeListeners__ = {};
  174.         }
  175.         constructor() {
  176.             let rm = this;
  177.             ResizeODM.__resizerCount__++;
  178.             let rpid = "rpid-" + ResizeODM.__resizerCount__;
  179.             ResizeODM.__resizeListeners__[rpid] = [];
  180.  
  181.             rm._resizer_listeners = ResizeODM.__resizeListeners__[rpid];
  182.  
  183.             var odm = document.createElement('object');
  184.             odm.setAttribute('_resizer_odm_', rpid);
  185.             odm.setAttribute('style', 'display: block; position: absolute; top: -300vh; left: -300vw; height: 100%; width: 100%; overflow: hidden; pointer-events: none; z-index: -1;');
  186.             odm.onload = ResizeODM.objectLoad;
  187.             odm.type = 'text/html';
  188.             odm.data = 'about:blank';
  189.             rm.odm = odm;
  190.             rm.rpid = rpid;
  191.             rm.odm.__rm__ = rm;
  192.         }
  193.  
  194.         static find(rsElm) {
  195.             if (!rsElm) return null;
  196.             let odm = [...rsElm.querySelectorAll('object[_resizer_odm_]')].filter(elm => elm.parentNode == rsElm)[0];
  197.             if (!odm) return null;
  198.  
  199.             return odm.__rm__ || null;
  200.  
  201.         }
  202.  
  203.         static resizeListener(e) {
  204.             let odv = e.target || e.srcElement;
  205.             let rm = odv._resizer_rm;
  206.             if (rm.__resizeRAF__) $ws.cancelAnimationFrame(rm.__resizeRAF__);
  207.             rm.__resizeRAF__ = $ws.requestAnimationFrame(function() {
  208.                 rm.__resizeRAF__ = 0;
  209.                 for (const fn of rm._resizer_listeners) fn.call(rm, e);
  210.             });
  211.         }
  212.  
  213.         static objectLoad(e) {
  214.             let odm = this;
  215.             let rm = odm.__rm__;
  216.             let odv = odm.contentDocument.defaultView
  217.             odv._resizer_rm = rm;
  218.             rm.odv = odv;
  219.             odv.onresize = ResizeODM.resizeListener;
  220.         }
  221.  
  222.         resizeElement() {
  223.             return this.odm.parentNode;
  224.         }
  225.  
  226.         // ResizeODM.relativeParent(rsElm);
  227.  
  228.         relativeParent(rsElm, existingnode = null) {
  229.             let odm = this.odm;
  230.             rsElm = rsElm || odm.parentNode;
  231.             let rpid = this.rpid;
  232.             //if (getComputedStyle(rsElm).position == 'static') rsElm.style.position = 'relative';
  233.             rsElm.insertBefore(odm, existingnode);
  234.         }
  235.  
  236.         listen(fn) {
  237.             this._resizer_listeners.push(fn);
  238.         }
  239.  
  240.         unlisten(fn) {
  241.             this._resizer_listeners.splice(this._resizer_listeners.indexOf(fn), 1);
  242.         }
  243.  
  244.         remove() {
  245.             this._resizer_listeners.length = 0;
  246.             this.odv.onresize = null;
  247.             this.odm.onload = null;
  248.         }
  249.  
  250.     }
  251.  
  252.     function isInOperation(elm) {
  253.         let elmInFocus = elm || document.activeElement;
  254.         if (!elmInFocus) return false;
  255.         let res1 = elmInFocus.matches(
  256.             'a[href],link[href],button,input:not([type="hidden"]),select,textarea,iframe,frame,menuitem,[draggable],[contenteditable]'
  257.         );
  258.         return res1;
  259.     }
  260.  
  261.     class SimEvent extends Event {
  262.         constructor(typeArg, eventInit, customType) {
  263.             super(typeArg, eventInit);
  264.             this.__customType = customType;
  265.         }
  266.         get type() {
  267.             return this.__customType;
  268.         }
  269.     }
  270.  
  271.     const _evtOB_create = function(_EVT, d) {
  272.         let keys = Object.keys(_EVT.prototype);
  273.         let res = function Event(m) {
  274.             let o = this
  275.             for (const k of keys) {
  276.                 if (k in m && !(k in o)) o[k] = m[k];
  277.             }
  278.             Object.assign(o, d);
  279.         }
  280.         return res
  281.     }
  282.     _evtOB_create._timeupdate = function() {
  283.         if (_evtOB_create.__timeupdate) return _evtOB_create.__timeupdate;
  284.         let res = _evtOB_create(Event, {
  285.             isTrusted: true,
  286.             type: 'timeupdate'
  287.         })
  288.         return _evtOB_create.__timeupdate = res;
  289.     }
  290.     const sim_arg_1_fn = function(f, evtOB) {
  291.         return function(e) {
  292.             let o = new evtOB(e);
  293.             let arg = [...arguments];
  294.             arg[0] = o;
  295.             return f.apply(this, arg);
  296.         }
  297.     }
  298.  
  299.     const fn_toString = (f, n = 50) => {
  300.         let s = (f + "");
  301.         if (s.length > 2 * n + 5) {
  302.             s = s.substr(0, n) + ' ... ' + s.substr(-n);
  303.         }
  304.         return s
  305.     };
  306.  
  307.     class EndlessLoop {
  308.         constructor() {
  309.             this.activeLoopsCount = 0;
  310.             this.loops = [];
  311.             this.cid = 0;
  312.             this._loop = () => {
  313.                 if (!this.cid) return; //cancelled
  314.                 for (const loop of this.loops) {
  315.                     if (loop.opt.looping) loop.fn(loop.opt);
  316.                 }
  317.                 this.cid = $ws.requestAnimationFrame(this._loop);
  318.             }
  319.         }
  320.  
  321.         loopStart() {
  322.             this.looping = true;
  323.             this.cid = $ws.requestAnimationFrame(this._loop);
  324.         }
  325.         loopStop() {
  326.             if (this.cid) $ws.cancelAnimationFrame(this.cid);
  327.             this.cid = 0;
  328.             this.looping = false;
  329.         }
  330.         append(fn) {
  331.             const opt = new EndlessLoopOpts(this);
  332.             this.loops.push({
  333.                 fn,
  334.                 opt
  335.             });
  336.             return opt;
  337.         }
  338.     }
  339.  
  340.     class EndlessLoopOpts {
  341.         constructor(ell) {
  342.             this._looping = false;
  343.             this._ell = ell;
  344.         }
  345.         _loop() {
  346.             this._ell.loops.some(loop => loop.opt === this && loop.opt.looping ? (loop.fn(loop.opt), true) : null);
  347.         }
  348.         get looping() {
  349.             return this._looping;
  350.         }
  351.         loopingStart() {
  352.             if (this._looping === false) {
  353.                 this._looping = true;
  354.                 this._ell.activeLoopsCount++;
  355.                 if (this._ell.activeLoopsCount == 1) this._ell.loopStart();
  356.             }
  357.         }
  358.         loopingStop() {
  359.             if (this._looping === true) {
  360.                 this._looping = false;
  361.                 this._ell.activeLoopsCount--;
  362.                 if (this._ell.activeLoopsCount == 0) this._ell.loopStop();
  363.             }
  364.         }
  365.     }
  366.  
  367.     function consoleLog() {
  368.         if (!_debug_h5p_logging_) return;
  369.         if (isIframe) postMsg('consoleLog', ...arguments);
  370.         else console.log.apply(console, arguments);
  371.     }
  372.  
  373.     function consoleLogF() {
  374.         if (isIframe) postMsg('consoleLog', ...arguments);
  375.         else console.log.apply(console, arguments);
  376.     }
  377.  
  378.     const Store = {
  379.         prefix: '_h5_player',
  380.         save: function(k, v) {
  381.             if (!Store.available()) return false;
  382.             if (typeof v != 'string') return false;
  383.             Store.LS.setItem(Store.prefix + k, v)
  384.             let sk = fn_toString(k + "", 30);
  385.             let sv = fn_toString(v + "", 30);
  386.             consoleLog(`localStorage Saved "${sk}" = "${sv}"`)
  387.             return true;
  388.  
  389.         },
  390.         read: function(k) {
  391.             if (!Store.available()) return false;
  392.             let v = Store.LS.getItem(Store.prefix + k)
  393.             let sk = fn_toString(k + "", 30);
  394.             let sv = fn_toString(v + "", 30);
  395.             consoleLog(`localStorage Read "${sk}" = "${sv}"`);
  396.             return v;
  397.  
  398.         },
  399.         remove: function(k) {
  400.  
  401.             if (!Store.available()) return false;
  402.             Store.LS.removeItem(Store.prefix + k)
  403.             let sk = fn_toString(k + "", 30);
  404.             consoleLog(`localStorage Removed "${sk}"`)
  405.             return true;
  406.         },
  407.         clearInvalid: function(sVersion) {
  408.             if (!Store.available()) return false;
  409.  
  410.             //let sVersion=1814;
  411.             if (+Store.read('_sVersion_') < sVersion) {
  412.                 Object.keys(localStorage)
  413.                     .filter(s => s.indexOf(Store.prefix) === 0)
  414.                     .forEach(key => window.localStorage.removeItem(key))
  415.                 Store.save('_sVersion_', sVersion + '')
  416.                 return 2;
  417.             }
  418.             return 1;
  419.  
  420.         },
  421.         available: function() {
  422.             if (Store.LS) return true;
  423.             if (!window) return false;
  424.             const localStorage = window.localStorage;
  425.             if (!localStorage) return false;
  426.             if (typeof localStorage != 'object') return false;
  427.             if (!('getItem' in localStorage)) return false;
  428.             if (!('setItem' in localStorage)) return false;
  429.             Store.LS = localStorage;
  430.             return true;
  431.  
  432.         }
  433.  
  434.     }
  435.  
  436.     const domTool = {
  437.         nopx: (x) => +x.replace('px', ''),
  438.         cssWH: function(m, r) {
  439.             if (!r) r = getComputedStyle(m, null);
  440.             let c = (x) => +x.replace('px', '');
  441.             return {
  442.                 w: m.offsetWidth || c(r.width),
  443.                 h: m.offsetHeight || c(r.height)
  444.             }
  445.         },
  446.         _isActionBox_1: function(vEl, pEl) {
  447.  
  448.             let vElCSS = domTool.cssWH(vEl);
  449.             let vElCSSw = vElCSS.w;
  450.             let vElCSSh = vElCSS.h;
  451.  
  452.             let vElx = vEl;
  453.             let res = [];
  454.             let mLevel = 0;
  455.             if (vEl && pEl && vEl != pEl && pEl.contains(vEl)) {
  456.                 while (vElx && vElx != pEl) {
  457.                     vElx = vElx.parentNode;
  458.                     let vElx_css = null;
  459.                     if (isShadowRoot(vElx)) {} else {
  460.                         vElx_css = getComputedStyle(vElx, null);
  461.                         let vElx_wp = domTool.nopx(vElx_css.paddingLeft) + domTool.nopx(vElx_css.paddingRight)
  462.                         vElCSSw += vElx_wp
  463.                         let vElx_hp = domTool.nopx(vElx_css.paddingTop) + domTool.nopx(vElx_css.paddingBottom)
  464.                         vElCSSh += vElx_hp
  465.                     }
  466.                     res.push({
  467.                         level: ++mLevel,
  468.                         padW: vElCSSw,
  469.                         padH: vElCSSh,
  470.                         elm: vElx,
  471.                         css: vElx_css
  472.                     })
  473.  
  474.                 }
  475.             }
  476.  
  477.             // in the array, each item is the parent of video player
  478.             res.vEl_cssWH = vElCSS
  479.  
  480.             return res;
  481.  
  482.         },
  483.         _isActionBox: function(vEl, walkRes, pEl_idx) {
  484.  
  485.             function absDiff(w1, w2, h1, h2) {
  486.                 let w = (w1 - w2),
  487.                     h = h1 - h2;
  488.                 return [(w > 0 ? w : -w), (h > 0 ? h : -h)]
  489.             }
  490.  
  491.             function midPoint(rect) {
  492.                 return {
  493.                     x: (rect.left + rect.right) / 2,
  494.                     y: (rect.top + rect.bottom) / 2
  495.                 }
  496.             }
  497.  
  498.             let parentCount = walkRes.length;
  499.             if (pEl_idx >= 0 && pEl_idx < parentCount) {} else {
  500.                 return;
  501.             }
  502.             let pElr = walkRes[pEl_idx]
  503.             if (!pElr.css) {
  504.                 //shadowRoot
  505.                 return true;
  506.             }
  507.  
  508.             let pEl = pElr.elm;
  509.  
  510.             //prevent activeElement==body
  511.             let pElCSS = domTool.cssWH(pEl, pElr.css);
  512.  
  513.             //check prediction of parent dimension
  514.             let d1v = absDiff(pElCSS.w, pElr.padW, pElCSS.h, pElr.padH)
  515.  
  516.             let d1x = d1v[0] < 10
  517.             let d1y = d1v[1] < 10;
  518.  
  519.             if (d1x && d1y) return true; //both edge along the container   -  fit size
  520.             if (!d1x && !d1y) return false; //no edge along the container     -  body contain the video element, fixed width&height
  521.  
  522.             //case: youtube video fullscreen
  523.  
  524.             //check centre point
  525.  
  526.             let pEl_rect = pEl.getBoundingClientRect()
  527.             let vEl_rect = vEl.getBoundingClientRect()
  528.  
  529.             let pEl_center = midPoint(pEl_rect)
  530.             let vEl_center = midPoint(vEl_rect)
  531.  
  532.             let d2v = absDiff(pEl_center.x, vEl_center.x, pEl_center.y, vEl_center.y);
  533.  
  534.             let d2x = d2v[0] < 10;
  535.             let d2y = d2v[1] < 10;
  536.  
  537.             return (d2x && d2y);
  538.  
  539.         },
  540.         getRect: function(element) {
  541.             let rect = element.getBoundingClientRect();
  542.             let scroll = domTool.getScroll();
  543.             return {
  544.                 pageX: rect.left + scroll.left,
  545.                 pageY: rect.top + scroll.top,
  546.                 screenX: rect.left,
  547.                 screenY: rect.top
  548.             };
  549.         },
  550.         getScroll: function() {
  551.             return {
  552.                 left: document.documentElement.scrollLeft || document.body.scrollLeft,
  553.                 top: document.documentElement.scrollTop || document.body.scrollTop
  554.             };
  555.         },
  556.         getClient: function() {
  557.             return {
  558.                 width: document.compatMode == 'CSS1Compat' ? document.documentElement.clientWidth : document.body.clientWidth,
  559.                 height: document.compatMode == 'CSS1Compat' ? document.documentElement.clientHeight : document.body.clientHeight
  560.             };
  561.         },
  562.         addStyle: //GM_addStyle,
  563.             function(css, head) {
  564.                 if (!head) {
  565.                     let _doc = document.documentElement;
  566.                     head = _doc.querySelector('head') || _doc.querySelector('html') || _doc;
  567.                 }
  568.                 let doc = head.ownerDocument;
  569.                 let style = doc.createElement('style');
  570.                 style.type = 'text/css';
  571.                 let node = doc.createTextNode(css);
  572.                 style.appendChild(node);
  573.                 head.appendChild(style);
  574.                 //console.log(document.head,style,'add style')
  575.                 return style;
  576.             },
  577.         eachParentNode: function(dom, fn) {
  578.             let parent = dom.parentNode
  579.             while (parent) {
  580.                 let isEnd = fn(parent, dom)
  581.                 parent = parent.parentNode
  582.                 if (isEnd) {
  583.                     break
  584.                 }
  585.             }
  586.         },
  587.  
  588.         hideDom: function hideDom(selector) {
  589.             let dom = document.querySelector(selector)
  590.             if (dom) {
  591.                 $ws.requestAnimationFrame(function() {
  592.                     dom.style.opacity = 0;
  593.                     dom.style.transform = 'translate(-9999px)';
  594.                     dom = null;
  595.                 })
  596.             }
  597.         }
  598.     };
  599.  
  600.     const handle = {
  601.  
  602.         timeupdatef_ell: async function(opts) {
  603.             let video = opts.video;
  604.             let time = video.currentTime;
  605.             if (time !== opts.lastTime) {
  606.                 opts.lastTime = time;
  607.                 video.dispatchEvent(opts.evt);
  608.             }
  609.         },
  610.         playbackELL: async (opts) => {
  611.  
  612.             let qTime = +new Date;
  613.             if (qTime >= opts.pTime) {
  614.                 opts.pTime = qTime + opts.timeDelta; //prediction of next Interval
  615.                 opts.playbackRecord()
  616.             }
  617.  
  618.         },
  619.         playbackRecord: async function() {
  620.  
  621.             //this refer to endless's opts
  622.             let player = this.player;
  623.  
  624.             let _uid = this.player_uid; //_h5p_uid_encrypted
  625.             if (!_uid) return;
  626.  
  627.             let shallSave = true;
  628.             let currentTimeToSave = ~~player.currentTime;
  629.  
  630.             if (this._lastSave == currentTimeToSave) shallSave = false;
  631.  
  632.             if (shallSave) {
  633.  
  634.                 this._lastSave = currentTimeToSave
  635.  
  636.                 //console.log('aasas',this.player_uid, shallSave, '_play_progress_'+_uid, currentTimeToSave)
  637.  
  638.                 Store.save('_play_progress_' + _uid, jsonStringify({
  639.                     't': currentTimeToSave
  640.                 }))
  641.  
  642.             }
  643.  
  644.         },
  645.         pr_updateUID: function() {
  646.  
  647.             //this refer to endless's opts
  648.  
  649.             let player = this.player;
  650.  
  651.             let _uid = player.getAttribute('_h5p_uid_encrypted') || ''
  652.             if (!_uid) return false;
  653.             this.player_uid = _uid;
  654.  
  655.             return true;
  656.  
  657.         },
  658.  
  659.     };
  660.  
  661.     class VideoListener {
  662.         usable = false;
  663.         observer = null;
  664.         asyncCheckFunc = null;
  665.         cid_asyncCheckFunc = 0;
  666.  
  667.         constructor(shadowRoot) {
  668.             this.rootElement = shadowRoot || window.document;
  669.             if (this.rootElement && !this.rootElement.__videoListenerEnabled__) {
  670.                 this.rootElement.__videoListenerEnabled__ = true;
  671.                 this.usable = true;
  672.             }
  673.         }
  674.  
  675.         delayCheck() {
  676.             if (this.cid_asyncCheckFunc) $ws.cancelAnimationFrame(this.cid_asyncCheckFunc);
  677.             this.cid_asyncCheckFunc = $ws.requestAnimationFrame(this.asyncCheckFunc);
  678.         }
  679.  
  680.         listen(fn) {
  681.             if (!this.usable) return;
  682.             this.init_observer();
  683.             this.fn = fn; // single function
  684.             this.checkOnce();
  685.             this.checkEach();
  686.         }
  687.         init_observer() {
  688.             if (this.observer) return;
  689.             this.asyncCheckFunc = () => this.checkEach();
  690.             this.observer = new window.__MutationObserver(this.mutationObserverCallback);
  691.             this.observer.observe(this.rootElement, {
  692.                 childList: true,
  693.                 subtree: true
  694.             })
  695.             this.observer.videoListener = this;
  696.         }
  697.         mutationObserverCallback(mutations, observer) {
  698.  
  699.  
  700.             if (mutations && 'length' in mutations) {
  701.                 var requireChecking = Array.prototype.some.call(mutations, mutation => {
  702.                     let addedNodes = mutation.addedNodes;
  703.                     if (!addedNodes || !addedNodes.length) return false;
  704.                     return Array.prototype.some.call(addedNodes, addedNode => {
  705.                         return (addedNode.nodeName == 'VIDEO' || addedNode.childElementCount > 0)
  706.                     });
  707.                 });
  708.  
  709.                 if (requireChecking) observer.videoListener.delayCheck();
  710.  
  711.             }
  712.  
  713.         }
  714.  
  715.         async checkOnce() {
  716.             var treeWalker = document.createTreeWalker(
  717.                 document.documentElement,
  718.                 NodeFilter.SHOW_ELEMENT, {
  719.                     acceptNode: (node) => (node.shadowRoot ? NodeFilter.FILTER_ACCEPT : NodeFilter.FILTER_SKIP)
  720.                 }
  721.             );
  722.             var nodeList = [];
  723.             while (treeWalker.nextNode()) nodeList.push(treeWalker.currentNode);
  724.             for (const node of nodeList) this._checkRoot(node.shadowRoot);
  725.         }
  726.  
  727.         async checkEach() {
  728.             this._checkRoot(this.rootElement);
  729.         }
  730.         _checkRoot(shadowRoot) {
  731.             const videos = shadowRoot.querySelectorAll('VIDEO'); //shadowRoot don't have getElementsByTagName
  732.             for (const video of videos) {
  733.                 if (!video._onceMutationReady) {
  734.                     video._onceMutationReady = true;
  735.                     video.setAttribute('h5p_observed', '1');
  736.                     this.fn(video);
  737.                 }
  738.             }
  739.         }
  740.     }
  741.     const _keyMap = function(arr, obj) {
  742.         let res = {};
  743.         for (const key of arr) res[key] = key.charCodeAt(0);
  744.         Object.assign(res, obj);
  745.         return res;
  746.     }
  747.  
  748.  
  749.     $hs = {
  750.  
  751.         pictureInPicture: function(videoElm) {
  752.             if (document.pictureInPictureElement) {
  753.                 document.exitPictureInPicture();
  754.             } else if ('requestPictureInPicture' in videoElm) {
  755.                 videoElm.requestPictureInPicture()
  756.             } else {
  757.                 $hs.tips('PIP is not supported.');
  758.             }
  759.  
  760.         },
  761.  
  762.         handlerVideoPlaying: function(evt) {
  763.  
  764.             $hs._actionBoxSet(evt.target);
  765.             $hs.playerInstance = evt.target;
  766.             $hs.onVideoTriggering();
  767.  
  768.             if (!$hs.enable) return $hs.tips(false);
  769.             let player = this;
  770.             if (player._isThisPausedBefore_) consoleLog('resumed')
  771.             let _pausedbefore_ = player._isThisPausedBefore_
  772.  
  773.             if (player.playpause_cid) {
  774.                 clearTimeout(player.playpause_cid);
  775.                 player.playpause_cid = 0;
  776.             }
  777.             let _last_paused = player._last_paused
  778.             player._last_paused = player.paused
  779.             if (_last_paused === !player.paused) {
  780.                 player.playpause_cid = setTimeout(() => {
  781.                     if (player.paused === !_last_paused && !player.paused && _pausedbefore_) {
  782.                         $hs.tips('Playback resumed', undefined, 2500)
  783.                     }
  784.                 }, 90)
  785.             }
  786.  
  787.             /* 播放的時候進行相關同步操作 */
  788.  
  789.             if (!player._record_continuous) {
  790.  
  791.                 /* 同步之前設定的播放速度 */
  792.                 $hs.setPlaybackRate()
  793.  
  794.                 if (!_endlessloop) _endlessloop = new EndlessLoop();
  795.  
  796.                 player._record_continuous = _endlessloop.append(handle.playbackELL);
  797.                 player._record_continuous._lastSave = -999;
  798.  
  799.                 player._record_continuous.timeDelta = 2000;
  800.                 player._record_continuous.player = player
  801.                 player._record_continuous.playbackRecord = handle.playbackRecord;
  802.                 player._record_continuous.updateUID = handle.pr_updateUID;
  803.  
  804.                 player._record_continuous.playingWithRecording = function() {
  805.                     let player = this.player;
  806.                     if (!player.paused && this.updateUID() && !this.looping) {
  807.                         this.pTime = 0;
  808.                         this.loopingStart();
  809.                     }
  810.                 }
  811.  
  812.             }
  813.  
  814.             player._record_continuous.playingWithRecording(player); //try to start recording
  815.  
  816.             for (const opts of _ell_timeupdatefs) opts.loopingStart();
  817.  
  818.             player._isThisPausedBefore_ = false;
  819.  
  820.         },
  821.         handlerVideoPause: function() {
  822.  
  823.             if (!$hs.enable) return $hs.tips(false);
  824.             let player = this;
  825.             consoleLog('pause')
  826.             player._isThisPausedBefore_ = true;
  827.  
  828.             let _last_paused = player._last_paused
  829.             player._last_paused = player.paused
  830.             if (player.playpause_cid) {
  831.                 clearTimeout(player.playpause_cid);
  832.                 player.playpause_cid = 0;
  833.             }
  834.             if (_last_paused === !player.paused) {
  835.                 player.playpause_cid = setTimeout(() => {
  836.                     if (player.paused === !_last_paused && player.paused) {
  837.                         $hs.tips('Playback paused', undefined, 2500)
  838.                     }
  839.                 }, 90)
  840.             }
  841.  
  842.  
  843.             if (player._record_continuous && player._record_continuous.looping) {
  844.                 player._record_continuous.playbackRecord(); //playbackRecord once before stopping  //handle.playbackRecord;
  845.                 player._record_continuous.loopingStop();
  846.             }
  847.  
  848.             for (const opts of _ell_timeupdatefs) opts.loopingStop();
  849.  
  850.         },
  851.         handlerVideoVolumeChange: function() {
  852.  
  853.             if (this.volume >= 0) {} else {
  854.                 return;
  855.             }
  856.             let cVol = this.volume;
  857.             let cMuted = this.muted;
  858.  
  859.             if (cVol === this._volume_p && cMuted === this._muted_p) {
  860.                 // nothing changed
  861.             } else if (cVol === this._volume_p && cMuted !== this._muted_p) {
  862.                 // muted changed
  863.             } else { // cVol != pVol
  864.  
  865.                 // only volume changed
  866.  
  867.                 let shallShowTips = this._volume >= 0; //prevent initialization
  868.  
  869.                 if (!cVol) {
  870.                     this.muted = true;
  871.                 } else if (cMuted) {
  872.                     this.muted = false;
  873.                     this._volume = cVol;
  874.                 } else if (!cMuted) {
  875.                     this._volume = cVol;
  876.                 }
  877.                 consoleLog('volume changed')
  878.  
  879.                 let player = this;
  880.  
  881.                 if (shallShowTips)
  882.                     $hs.tips('Volume: ' + dround(player.volume * 100) + '%', undefined, 3000)
  883.  
  884.             }
  885.  
  886.             this._volume_p = cVol
  887.             this._muted_p = cMuted
  888.  
  889.         },
  890.         handlerVideoLoadedMetaData: function() {
  891.             consoleLog('video size', this.videoWidth + ' x ' + this.videoHeight);
  892.  
  893.             let player = this
  894.             let vpid = player.getAttribute('_h5ppid') || null;
  895.             if (!vpid || !player.currentSrc) return;
  896.  
  897.             if ($hs.varSrcList[vpid] != player.currentSrc) {
  898.                 $hs.varSrcList[vpid] = player.currentSrc;
  899.                 $hs.videoSrcFound(player);
  900.                 $hs._actionBoxSet(player);
  901.             }
  902.  
  903.             if (!player._onceVideoLoaded) {
  904.                 player._onceVideoLoaded = true;
  905.                 player.addEventListener('playing', $hs.handlerVideoPlaying)
  906.                 player.addEventListener('pause', $hs.handlerVideoPause);
  907.                 player.addEventListener("volumechange", $hs.handlerVideoVolumeChange);
  908.             }
  909.  
  910.         },
  911.         handlerElementMouseEnter: function(evt) {
  912.             if ($hs.intVideoInitCount > 0) {} else {
  913.                 return;
  914.             }
  915.             var videoActive = $hs.trigger_actionBoxes.some(actionBox => (evt.target === actionBox || actionBox.contains(evt.target)))
  916.             $hs.debug01(evt,videoActive)
  917.             if (!videoActive) return;
  918.  
  919.  
  920.             let player = evt.target;
  921.             if (player.nodeName != "VIDEO") player = player.querySelector('video[_h5ppid]');
  922.             if (player) $hs._actionBoxSet(player);
  923.         },
  924.         handlerElementMouseDown: function(evt) {
  925.  
  926.             if ($hs.intVideoInitCount > 0) {} else {
  927.                 return;
  928.             }
  929.             var videoActive = $hs.trigger_actionBoxes.some(actionBox => (evt.target === actionBox || actionBox.contains(evt.target)))
  930.             $hs.debug01(evt,videoActive)
  931.             if (!videoActive) return;
  932.  
  933.  
  934.  
  935.             let player = this; //evt.target may be something else
  936.             if (player.nodeName != "VIDEO") player = player.querySelector('video[_h5ppid]');
  937.             if (!player) return;
  938.             let {
  939.                 layoutBox,
  940.                 wPlayer
  941.             } = $hs.getLayoutBox(player);
  942.             if (layoutBox && layoutBox.contains(evt.target)) {
  943.                 $hs.makeFocus(player, evt)
  944.             }
  945.         },
  946.         handlerElementWheelTuneVolume: function(evt) { //shift + wheel
  947.  
  948.             if ($hs.intVideoInitCount > 0) {} else {
  949.                 return;
  950.             }
  951.             var videoActive = $hs.trigger_actionBoxes.some(actionBox => (evt.target === actionBox || actionBox.contains(evt.target)))
  952.             $hs.debug01(evt,videoActive)
  953.             if (!videoActive) return;
  954.             if (!evt.shiftKey) return;
  955.             if (evt.deltaY) {
  956.                 let player = $hs.player();
  957.                 if (!player) return;
  958.  
  959.                 if (evt.deltaY > 0) {
  960.  
  961.                     if ((player.muted && player.volume === 0) && player._volume > 0) {
  962.  
  963.                         player.muted = false;
  964.                         player.volume = player._volume;
  965.                     } else if (player.muted && (player.volume > 0 || !player._volume)) {
  966.                         player.muted = false;
  967.                     }
  968.                     $hs.tuneVolume(-0.05)
  969.  
  970.                     evt.stopPropagation()
  971.                     evt.preventDefault()
  972.                     return false
  973.  
  974.                 } else if (evt.deltaY < 0) {
  975.  
  976.                     if ((player.muted && player.volume === 0) && player._volume > 0) {
  977.                         player.muted = false;
  978.                         player.volume = player._volume;
  979.                     } else if (player.muted && (player.volume > 0 || !player._volume)) {
  980.                         player.muted = false;
  981.                     }
  982.                     $hs.tuneVolume(+0.05)
  983.  
  984.                     evt.stopPropagation()
  985.                     evt.preventDefault()
  986.                     return false
  987.  
  988.                 }
  989.             }
  990.         },
  991.         debug01:function(evt,videoActive){
  992.             
  993.             if(!$hs.eventHooks){document.__h5p_eventhooks=($hs.eventHooks={_debug_:[]});}
  994.             $hs.eventHooks._debug_.push([videoActive, evt.type]);
  995.             console.log('h5p eventhooks = document.__h5p_eventhooks')
  996.         },
  997.         handlerElementDblClick: function(evt) {
  998.  
  999.             if ($hs.intVideoInitCount > 0) {} else {
  1000.                 return;
  1001.             }
  1002.             var videoActive = $hs.trigger_actionBoxes.some(actionBox => (evt.target === actionBox || actionBox.contains(evt.target)))
  1003.             $hs.debug01(evt,videoActive)
  1004.             if (!videoActive) return;
  1005.  
  1006.             consoleLog('dblclick', this, evt.target)
  1007.  
  1008.             if (this.nodeName == 'VIDEO' && evt.target.nodeName == 'VIDEO' && this.getAttribute('_h5p_actionbox_')) {
  1009.                 return;
  1010.             }
  1011.             if (document.readyState != "complete") return;
  1012.  
  1013.             var actionBox = $hs.trigger_actionBoxes.filter(actionBox => (evt.target === actionBox || actionBox.contains(evt.target)))[0]
  1014.  
  1015.  
  1016.             let vpid = actionBox.getAttribute('_h5p_actionbox_');
  1017.             if (!vpid) return;
  1018.             let player = getRoot(actionBox).querySelector(`[_h5ppid="${vpid}"]`);
  1019.             $hs._actionBoxSet(player)
  1020.             $hs.playerInstance = player
  1021.             $hs.onVideoTriggering()
  1022.  
  1023.             $hs.callFullScreenBtn();
  1024.  
  1025.             evt.stopPropagation()
  1026.             evt.preventDefault()
  1027.             return false
  1028.  
  1029.         },
  1030.         handlerDocFocusOut: function(e) {
  1031.             let doc = this;
  1032.             $hs.focusFxLock = true;
  1033.             $ws.requestAnimationFrame(function() {
  1034.                 $hs.focusFxLock = false;
  1035.                 if (!$hs.enable) $hs.tips(false);
  1036.                 else
  1037.                 if (!doc.hasFocus() && $hs.player() && !$hs.isLostFocus) {
  1038.                     $hs.isLostFocus = true;
  1039.                     consoleLog('doc.focusout')
  1040.                     //$hs.tips('focus is lost', -1);
  1041.                 }
  1042.             });
  1043.         },
  1044.         handlerDocFocusIn: function(e) {
  1045.             let doc = this;
  1046.             if ($hs.focusFxLock) return;
  1047.             $ws.requestAnimationFrame(function() {
  1048.  
  1049.                 if ($hs.focusFxLock) return;
  1050.                 if (!$hs.enable) $hs.tips(false);
  1051.                 else
  1052.                 if (doc.hasFocus() && $hs.player() && $hs.isLostFocus) {
  1053.                     $hs.isLostFocus = false;
  1054.                     consoleLog('doc.focusin')
  1055.                     $hs.tips(false);
  1056.  
  1057.                 }
  1058.             });
  1059.         },
  1060.  
  1061.         handlerWinMessage: async function(e) {
  1062.             let tag, ed;
  1063.             if (typeof e.data == 'object' && typeof e.data.tag == 'string') {
  1064.                 tag = e.data.tag;
  1065.                 ed = e.data
  1066.             } else {
  1067.                 return;
  1068.             }
  1069.             let msg = null,
  1070.                 success = 0;
  1071.             switch (tag) {
  1072.                 case 'consoleLog':
  1073.                     var msg_str = ed.str;
  1074.                     var msg_stype = ed.stype;
  1075.                     if (msg_stype === 1) {
  1076.                         msg = (document[str_postMsgData] || {})[msg_str] || [];
  1077.                         success = 1;
  1078.                     } else if (msg_stype === 2) {
  1079.                         msg = jsonParse(msg_str);
  1080.                         if (msg && msg.d) {
  1081.                             success = 2;
  1082.                             msg = msg.d;
  1083.                         }
  1084.                     } else {
  1085.                         msg = msg_str
  1086.                     }
  1087.                     var p = (ed.passing && ed.winOrder) ? [' | from win-' + ed.winOrder] : [];
  1088.                     if (success) {
  1089.                         console.log(...msg, ...p)
  1090.                         //document[ed.data]=null;   // also delete the information
  1091.                     } else {
  1092.                         console.log('msg--', msg, ...p, ed);
  1093.                     }
  1094.                     break;
  1095.  
  1096.             }
  1097.         },
  1098.  
  1099.         isInActiveMode: function(activeElm, player) {
  1100.  
  1101.             if (activeElm == player) {
  1102.                 return true;
  1103.             }
  1104.  
  1105.             let _checkingPass = false;
  1106.             let {
  1107.                 layoutBox,
  1108.                 wPlayer
  1109.             } = $hs.getLayoutBox(player);
  1110.             if (layoutBox && layoutBox.parentNode && layoutBox.contains(activeElm)) {
  1111.                 let rpid = player.getAttribute('_h5ppid') || "NULL";
  1112.                 let actionBox = layoutBox.parentNode.querySelector(`[_h5p_actionbox_="${rpid}"]`); //the box can be layoutBox
  1113.                 if (actionBox && actionBox.contains(activeElm)) _checkingPass = true;
  1114.             }
  1115.  
  1116.             return _checkingPass
  1117.         },
  1118.  
  1119.  
  1120.         toolCheckFullScreen: function(doc) {
  1121.             if (typeof doc.fullScreen == 'boolean') return doc.fullScreen;
  1122.             if (typeof doc.webkitIsFullScreen == 'boolean') return doc.webkitIsFullScreen;
  1123.             if (typeof doc.mozFullScreen == 'boolean') return doc.mozFullScreen;
  1124.             return null;
  1125.         },
  1126.  
  1127.         toolFormatCT: function(u) {
  1128.  
  1129.             let w = Math.round(u, 0)
  1130.             let a = w % 60
  1131.             w = (w - a) / 60
  1132.             let b = w % 60
  1133.             w = (w - b) / 60
  1134.             let str = ("0" + b).substr(-2) + ":" + ("0" + a).substr(-2);
  1135.             if (w) str = w + ":" + str
  1136.  
  1137.             return str
  1138.  
  1139.         },
  1140.  
  1141.         /* 提示文本的字號 */
  1142.         fontSize: 16,
  1143.         enable: true,
  1144.         playerInstance: null,
  1145.         translate: {
  1146.             x: 0,
  1147.             y: 0
  1148.         },
  1149.         playbackRate: 1,
  1150.         /* 快進快退步長 */
  1151.         skipStep: 5,
  1152.         /* 獲取當前播放器的實例 */
  1153.         player: function() {
  1154.             return $hs.playerInstance || $hs.getPlayerList()[0]
  1155.         },
  1156.         /* 每個網頁可能存在的多個video播放器 */
  1157.         getPlayerList: function() {
  1158.             let list = [...document.querySelectorAll('video')];
  1159.             for (const shadowRoot of shadowRoots) list.push(...shadowRoot.querySelectorAll('video'));
  1160.             return list
  1161.         },
  1162.         getPlayerWrapDom: function() {
  1163.             let player = $hs.player()
  1164.             if (!player || !player.getBoundingClientRect) return
  1165.             let wrapDom = null
  1166.             let layoutBox = player.getBoundingClientRect()
  1167.             if (layoutBox.width && layoutBox.height) {
  1168.                 domTool.eachParentNode(player, function(parent) {
  1169.                     if (parent === document || !parent.getBoundingClientRect) return
  1170.                     let parentBox = parent.getBoundingClientRect()
  1171.                     if (parentBox.width === layoutBox.width && parentBox.height === layoutBox.height) {
  1172.                         wrapDom = parent
  1173.                     }
  1174.                 })
  1175.             }
  1176.             return wrapDom
  1177.         },
  1178.         makeFocus: function(player, evt) {
  1179.             setTimeout(function() {
  1180.                 let rpid = player.getAttribute('_h5ppid');
  1181.                 let actionBox = getRoot(player).querySelector(`[_h5p_actionbox_="${rpid}"]`);
  1182.  
  1183.                 //console.log('p',rpid, player,actionBox,document.activeElement)
  1184.                 if (actionBox && actionBox != document.activeElement && !actionBox.contains(document.activeElement)) {
  1185.                     consoleLog('make focus on', actionBox)
  1186.                     actionBox.focus();
  1187.  
  1188.                 }
  1189.  
  1190.             }, 300)
  1191.         },
  1192.  
  1193.         trigger_actionBoxes: [],
  1194.  
  1195.         _actionBoxSet: function(player) {
  1196.  
  1197.             if (!player) return null;
  1198.             let vpid = player.getAttribute('_h5ppid');
  1199.             if (!vpid) return null;
  1200.  
  1201.             let {
  1202.                 layoutBox,
  1203.                 wPlayer
  1204.             } = $hs.getLayoutBox(player)
  1205.  
  1206.             if (!layoutBox) return null;
  1207.  
  1208.             let walkRes = domTool._isActionBox_1(player, layoutBox);
  1209.             let parentCount = walkRes.length;
  1210.             let actionBox = null;
  1211.             if (parentCount - 1 >= 0 && domTool._isActionBox(player, walkRes, parentCount - 1)) {
  1212.                 actionBox = walkRes[parentCount - 1].elm;
  1213.             } else if (parentCount - 2 >= 0 && domTool._isActionBox(player, walkRes, parentCount - 2)) {
  1214.                 actionBox = walkRes[parentCount - 2].elm;
  1215.             } else {
  1216.                 actionBox = player;
  1217.             }
  1218.             if (actionBox && actionBox.getAttribute('_h5p_actionbox_') != vpid) {
  1219.                 consoleLog('D-1', actionBox);
  1220.                 for (const previousActionboxes of getRoot(player).querySelectorAll(`[_h5p_actionbox_="${vpid}"]`)) {
  1221.                     //change of parentNode
  1222.                     previousActionboxes.removeAttribute('_h5p_actionbox_');
  1223.  
  1224.  
  1225.                 }
  1226.                 actionBox.setAttribute('_h5p_actionbox_', vpid);
  1227.                 $hs.trigger_actionBoxes = [actionBox];
  1228.  
  1229.                 if (!actionBox.hasAttribute('tabindex')) actionBox.setAttribute('tabindex', '-1');
  1230.  
  1231.  
  1232.  
  1233.             }
  1234.             return actionBox;
  1235.         },
  1236.  
  1237.         videoSrcFound: function(player) {
  1238.  
  1239.             // src loaded
  1240.  
  1241.             if (!player) return;
  1242.             let vpid = player.getAttribute('_h5ppid') || null;
  1243.             if (!vpid || !player.currentSrc) return;
  1244.  
  1245.             player._isThisPausedBefore_ = false;
  1246.  
  1247.             player.removeAttribute('_h5p_uid_encrypted');
  1248.  
  1249.             if (player._record_continuous) player._record_continuous._lastSave = -999; //first time must save
  1250.  
  1251.             let uid_A = location.pathname.replace(/[^\d+]/g, '') + '.' + location.search.replace(/[^\d+]/g, '');
  1252.             let _uid = location.hostname.replace('www.', '').toLowerCase() + '!' + location.pathname.toLowerCase() + 'A' + uid_A + 'W' + player.videoWidth + 'H' + player.videoHeight + 'L' + (player.duration << 0);
  1253.  
  1254.             digestMessage(_uid).then(function(_uid_encrypted) {
  1255.  
  1256.                 let d = +new Date;
  1257.  
  1258.                 let recordedTime = null;
  1259.  
  1260.                 ;
  1261.                 (function() {
  1262.                     //read the last record only;
  1263.  
  1264.                     let k1 = '_h5_player_play_progress_';
  1265.                     let k1n = '_play_progress_';
  1266.                     let k2 = _uid_encrypted;
  1267.                     let k3 = k1 + k2;
  1268.                     let k3n = k1n + k2;
  1269.                     let m2 = Object.keys(localStorage).filter(key => key.substr(0, k3.length) == k3); //all progress records for this video
  1270.                     let m2v = m2.map(keyName => +(keyName.split('+')[1] || '0'))
  1271.                     let m2vMax = Math.max(0, ...m2v)
  1272.                     if (!m2vMax) recordedTime = null;
  1273.                     else {
  1274.                         let _json_recordedTime = null;
  1275.                         _json_recordedTime = Store.read(k3n + '+' + m2vMax);
  1276.                         if (!_json_recordedTime) _json_recordedTime = {};
  1277.                         else _json_recordedTime = jsonParse(_json_recordedTime);
  1278.                         if (typeof _json_recordedTime == 'object') recordedTime = _json_recordedTime;
  1279.                         else recordedTime = null;
  1280.                         recordedTime = typeof recordedTime == 'object' ? recordedTime.t : recordedTime;
  1281.                         if (typeof recordedTime == 'number' && (+recordedTime >= 0 || +recordedTime <= 0)) {
  1282.  
  1283.                         } else if (typeof recordedTime == 'string' && recordedTime.length > 0 && (+recordedTime >= 0 || +recordedTime <= 0)) {
  1284.                             recordedTime = +recordedTime
  1285.                         } else {
  1286.                             recordedTime = null
  1287.                         }
  1288.                     }
  1289.                     if (recordedTime !== null) {
  1290.                         player._h5player_lastrecord_ = recordedTime;
  1291.                     } else {
  1292.                         player._h5player_lastrecord_ = null;
  1293.                     }
  1294.                     if (player._h5player_lastrecord_ > 5) {
  1295.                         consoleLog('last record playing', player._h5player_lastrecord_);
  1296.                         setTimeout(function() {
  1297.                             let tmp_player = $hs.playerInstance;
  1298.                             $hs.playerInstance = player;
  1299.                             $hs.tips(`Press Shift-R to restore Last Playback: ${$hs.toolFormatCT(player._h5player_lastrecord_)}`, 5000, 4000)
  1300.                             $hs.playerInstance = tmp_player
  1301.                         }, 1000)
  1302.                     }
  1303.  
  1304.                 })();
  1305.                 // delay the recording by 5.4s => prevent ads or mis operation
  1306.                 setTimeout(function() {
  1307.  
  1308.                     let k1 = '_h5_player_play_progress_';
  1309.                     let k1n = '_play_progress_';
  1310.                     let k2 = _uid_encrypted;
  1311.                     let k3 = k1 + k2;
  1312.                     let k3n = k1n + k2;
  1313.  
  1314.                     //re-read all the localStorage keys
  1315.                     let m1 = Object.keys(localStorage).filter(key => key.substr(0, k1.length) == k1); //all progress records in this site
  1316.                     let p = m1.length + 1;
  1317.  
  1318.                     for (const key of m1) { //all progress records for this video
  1319.                         if (key.substr(0, k3.length) == k3) {
  1320.                             localStorage.removeItem(key); //remove previous record for the current video
  1321.                             p--;
  1322.                         }
  1323.                     }
  1324.  
  1325.                     if (recordedTime !== null) {
  1326.                         Store.save(k3n + '+' + d, jsonStringify({
  1327.                             't': recordedTime
  1328.                         })) //prevent loss of last record
  1329.                     }
  1330.  
  1331.                     const _record_max_ = 48;
  1332.                     const _record_keep_ = 26;
  1333.  
  1334.                     if (p > _record_max_) {
  1335.                         //exisiting 48 records for one site;
  1336.                         //keep only 26 records
  1337.  
  1338.                         const comparator = (a, b) => (a.t < b.t ? -1 : a.t > b.t ? 1 : 0);
  1339.  
  1340.                         m1
  1341.                             .map(keyName => ({
  1342.                                 keyName,
  1343.                                 t: +(keyName.split('+')[1] || '0')
  1344.                             }))
  1345.                             .sort(comparator)
  1346.                             .slice(0, -_record_keep_)
  1347.                             .forEach((item) => localStorage.removeItem(item.keyName));
  1348.  
  1349.                         consoleLog(`stored progress: reduced to ${_record_keep_}`)
  1350.                     }
  1351.  
  1352.                     player.setAttribute('_h5p_uid_encrypted', _uid_encrypted + '+' + d);
  1353.  
  1354.                     //try to start recording
  1355.                     if (player._record_continuous) player._record_continuous.playingWithRecording();
  1356.  
  1357.                 }, 5400);
  1358.  
  1359.             })
  1360.  
  1361.         },
  1362.         bindDocEvents: function(rootNode) {
  1363.             if (!rootNode._onceBindedDocEvents) {
  1364.                 rootNode._onceBindedDocEvents = true;
  1365.                 rootNode.addEventListener('keydown', $hs.handlerRootKeyDownEvent, true)
  1366.                 document._debug_rootNode_ = rootNode;
  1367.  
  1368.                 rootNode.addEventListener('mouseenter', $hs.handlerElementMouseEnter, true)
  1369.                 rootNode.addEventListener('mousedown', $hs.handlerElementMouseDown, true)
  1370.                 rootNode.addEventListener('dblclick', $hs.handlerElementDblClick, true)
  1371.                 rootNode.addEventListener('wheel', $hs.handlerElementWheelTuneVolume, {
  1372.                     passive: false
  1373.                 });
  1374.                 // wheel - bubble events to keep it simple (i.e. it must be passive:false & capture:false)
  1375.  
  1376.             }
  1377.         },
  1378.         fireGlobalInit: function() {
  1379.  
  1380.             /* 綁定鍵盤事件 */
  1381.             if ($hs.intVideoInitCount != 1) return;
  1382.  
  1383.             if (!$hs.varSrcList) $hs.varSrcList = {};
  1384.  
  1385.             $hs.isLostFocus = null;
  1386.  
  1387.             try {
  1388.                 //iframe may not be able to control top window
  1389.                 //error; just ignore with asycn
  1390.                 let topDoc = window.top && window.top.document ? window.top.document : null;
  1391.                 if (topDoc) {
  1392.                     topDoc.addEventListener('focusout', $hs.handlerDocFocusOut, true)
  1393.                     topDoc.addEventListener('focusin', $hs.handlerDocFocusIn, true)
  1394.                 }
  1395.  
  1396.             } catch (e) {}
  1397.  
  1398.             Store.clearInvalid(_sVersion_)
  1399.  
  1400.  
  1401.         },
  1402.         onVideoTriggering: function() {
  1403.  
  1404.  
  1405.             // initialize a single video player - h5Player.playerInstance
  1406.  
  1407.             /**
  1408.              * 初始化播放器實例
  1409.              */
  1410.             let player = $hs.playerInstance
  1411.             if (!player) return
  1412.  
  1413.             let vpid = player.getAttribute('_h5ppid');
  1414.  
  1415.             if (!vpid) return;
  1416.  
  1417.             let firstTime = !!$hs.initTips()
  1418.             if (firstTime) {
  1419.                 // first time to trigger this player
  1420.                 if (!player.hasAttribute('playsinline')) player.setAttribute('playsinline', 'playsinline');
  1421.                 if (!player.hasAttribute('x-webkit-airplay')) player.setAttribute('x-webkit-airplay', 'deny');
  1422.                 if (!player.hasAttribute('preload')) player.setAttribute('preload', 'auto');
  1423.                 player.style['image-rendering'] = 'crisp-edges';
  1424.                 $hs.filter.reset()
  1425.                 $hs.playbackRate = $hs.getPlaybackRate()
  1426.             }
  1427.  
  1428.         },
  1429.         getPlaybackRate: function() {
  1430.             let playbackRate = Store.read('_playback_rate_') || $hs.playbackRate
  1431.             return Number(Number(playbackRate).toFixed(1))
  1432.         },
  1433.         getLayoutBox: function(player, skipPlayer) {
  1434.             //without checkActiveBox, just a DOM for you to append tipsDom
  1435.  
  1436.             var layoutBox = null,
  1437.                 wPlayer = null
  1438.  
  1439.             if (!player || !player.offsetHeight || !player.offsetWidth) {
  1440.                 return {
  1441.                     layoutBox,
  1442.                     wPlayer
  1443.                 };
  1444.             }
  1445.  
  1446.             if (!player.parentNode) {
  1447.                 return {
  1448.                     layoutBox,
  1449.                     wPlayer
  1450.                 };
  1451.             }
  1452.  
  1453.             function search_nodes() {
  1454.  
  1455.                 wPlayer = player; // NOT NULL
  1456.                 layoutBox = wPlayer.parentNode; // NOT NULL
  1457.  
  1458.                 while (layoutBox.parentNode && layoutBox.nodeType == 1 && layoutBox.offsetHeight == 0) {
  1459.                     wPlayer = layoutBox; // NOT NULL
  1460.                     layoutBox = layoutBox.parentNode; // NOT NULL
  1461.                 }
  1462.                 while (layoutBox.parentNode && layoutBox.nodeType == 1 && layoutBox.offsetHeight < player.offsetHeight) {
  1463.                     wPlayer = layoutBox; // NOT NULL
  1464.                     layoutBox = layoutBox.parentNode; // NOT NULL
  1465.                 }
  1466.  
  1467.             }
  1468.  
  1469.             search_nodes();
  1470.  
  1471.             if (layoutBox.nodeType == 11) {
  1472.  
  1473.  
  1474.                 //shadowRoot without html and body
  1475.                 let shadowChild, shadowElm_container, shadowElm_head, shadowElm_html;
  1476.                 let rootNode = getRoot(player);
  1477.                 if (rootNode.querySelectorAll('html,body').length < 2) {
  1478.  
  1479.                     shadowElm_container = player.ownerDocument.createElement('BODY')
  1480.                     rootNode.insertBefore(shadowElm_container, rootNode.firstChild)
  1481.  
  1482.                     while (shadowChild = shadowElm_container.nextSibling) shadowElm_container.appendChild(shadowChild);
  1483.  
  1484.                     shadowElm_head = rootNode.insertBefore(player.ownerDocument.createElement('HEAD'), shadowElm_container)
  1485.  
  1486.                     shadowElm_html = rootNode.insertBefore(player.ownerDocument.createElement('HTML'), shadowElm_head)
  1487.  
  1488.                     shadowElm_container.setAttribute('style', 'padding:0;margin:0;border:0;    box-sizing: border-box;')
  1489.                     shadowElm_html.setAttribute('style', 'padding:0;margin:0;border:0;    box-sizing: border-box;')
  1490.  
  1491.                     shadowElm_html.appendChild(shadowElm_head)
  1492.                     shadowElm_html.appendChild(shadowElm_container)
  1493.  
  1494.                 }
  1495.  
  1496.                 search_nodes();
  1497.  
  1498.             }
  1499.  
  1500.             //condition:
  1501.             //!layoutBox.parentNode || layoutBox.nodeType != 1 || layoutBox.offsetHeight > player.offsetHeight
  1502.  
  1503.             // layoutBox is a node contains <video> and offsetHeight>=video.offsetHeight
  1504.             // wPlayer is a HTML Element (nodeType==1)
  1505.             // you can insert the DOM element into the layoutBox
  1506.  
  1507.             if (layoutBox.nodeType !== 1) {
  1508.                 //unexpected
  1509.                 layoutBox = null;
  1510.                 wPlayer = null;
  1511.             }
  1512.  
  1513.             return {
  1514.                 layoutBox,
  1515.                 wPlayer
  1516.             };
  1517.  
  1518.         },
  1519.         toParentContains: function(layoutBox, selector) {
  1520.  
  1521.             let r = layoutBox
  1522.             while (r && r.nodeType == 1 && !r.querySelector(selector)) r = r.parentNode;
  1523.             r = r || layoutBox;
  1524.             if (r && r.nodeType == 1) {
  1525.                 return r;
  1526.             }
  1527.  
  1528.             return null;
  1529.         },
  1530.         getPlayerCTBox: function(elm1, elm2) {
  1531.  
  1532.             let box1 = elm1;
  1533.             let box2 = elm2;
  1534.  
  1535.             while (box1 && box2) {
  1536.                 if (box1.contains(box2) || box2.contains(box1)) {
  1537.                     break;
  1538.                 }
  1539.                 box1 = box1.parentNode;
  1540.                 box2 = box2.parentNode;
  1541.             }
  1542.  
  1543.             let layoutBox = null;
  1544.  
  1545.             box1 = (box1 && box1.contains(elm2)) ? box1 : null;
  1546.             box2 = (box2 && box2.contains(elm1)) ? box2 : null;
  1547.  
  1548.             if (box1 && box2) layoutBox = box1.contains(box2) ? box2 : box1;
  1549.             else layoutBox = box1 || box2 || null;
  1550.  
  1551.             return layoutBox
  1552.  
  1553.         },
  1554.         change_layoutBox: function(tipsDom) {
  1555.             let player = $hs.player()
  1556.             let {
  1557.                 layoutBox,
  1558.                 wPlayer
  1559.             } = $hs.getLayoutBox(player)
  1560.  
  1561.             if (wPlayer && layoutBox && wPlayer.parentNode == layoutBox) {} else {
  1562.                 //unexpected
  1563.                 return;
  1564.             }
  1565.             //console.log(layoutBox,wPlayer)
  1566.             //console.log('cp',layoutBox)
  1567.             if ((layoutBox && layoutBox.nodeType == 1) && (!tipsDom.parentNode || tipsDom.parentNode !== layoutBox)) {
  1568.  
  1569.                 consoleLog('changed_layoutBox')
  1570.                 layoutBox.insertBefore(tipsDom, wPlayer);
  1571.  
  1572.                 if (tipsDom._vpr && tipsDom._vpr_obj && tipsDom._vpr_pn) {
  1573.                     let rm = ResizeODM.find(tipsDom._vpr_pn)
  1574.                     if (rm) {
  1575.                         rm.unlisten(tipsDom._vpr)
  1576.                         tipsDom._vpr_pn = tipsDom.parentNode
  1577.                         rm.relativeParent(layoutBox, wPlayer)
  1578.                         rm.listen(tipsDom._vpr)
  1579.                         rm.odm.id = tipsDom._vpr_obj.id
  1580.                         tipsDom._vpr_obj = rm.odm;
  1581.                     } else {
  1582.                         tipsDom._vpr_pn = tipsDom.parentNode
  1583.                     }
  1584.  
  1585.                 }
  1586.  
  1587.             }
  1588.         },
  1589.         callFullScreenBtn0: function() {
  1590.             return this.setWebFullScreen();
  1591.         },
  1592.         getPlayerTips: function() {
  1593.             let player = $hs.player()
  1594.             let tcn = player.getAttribute('_h5player_tips') || ($hs.tipsClassName);
  1595.             return getRoot(player).querySelector('#' + tcn)
  1596.         },
  1597.         setWebFullScreen: function() {
  1598.             let player = $hs.player()
  1599.             let tipsDom = $hs.getPlayerTips();
  1600.  
  1601.             let {
  1602.                 layoutBox,
  1603.                 wPlayer
  1604.             } = $hs.getLayoutBox(player);
  1605.  
  1606.             let rpid = player.getAttribute('_h5ppid') || "NULL";
  1607.             let gPlayer = null;
  1608.             if (layoutBox && layoutBox.parentNode) {
  1609.                 gPlayer = layoutBox.parentNode.querySelector(`[_h5p_actionbox_="${rpid}"]`); //the box can be layoutBox
  1610.             }
  1611.  
  1612.             if (gPlayer) {
  1613.                 consoleLog('gPlayer', gPlayer)
  1614.  
  1615.                 let chFull = $hs.toolCheckFullScreen(gPlayer.ownerDocument);
  1616.  
  1617.                 if (chFull === true) {
  1618.                     consoleLog('chFull', 'true')
  1619.                     player.ownerDocument.exitFullscreen();
  1620.                 } else {
  1621.                     consoleLog('chFull', 'false')
  1622.                     consoleLog('DOM fullscreen')
  1623.                     try {
  1624.                         gPlayer.requestFullscreen() //known bugs : TypeError: fullscreen error
  1625.                     } catch (e) {
  1626.                         consoleLogF('fullscreen error', e)
  1627.                     }
  1628.                 }
  1629.             } else {
  1630.                 consoleLog('the container for DOM fullscreen cannot be found')
  1631.             }
  1632.  
  1633.         },
  1634.         callFullScreenBtn: function() {
  1635.             let player = $hs.player()
  1636.             if (!player || !player.ownerDocument) return this.callFullScreenBtn0();
  1637.             let tcn = player.getAttribute('_h5player_tips') || ($hs.tipsClassName);
  1638.             consoleLog('tcn', tcn)
  1639.             let tipsDom = getRoot(player).querySelector('#' + tcn)
  1640.             if (!tipsDom) return this.callFullScreenBtn0();
  1641.             let chFull = $hs.toolCheckFullScreen(player.ownerDocument);
  1642.             if (chFull === null) return (console.log('chFull', 'null'), this.callFullScreenBtn0());
  1643.             if (chFull === true) {
  1644.                 consoleLog('chFull', 'true')
  1645.                 player.ownerDocument.exitFullscreen();
  1646.                 //  let el = [t.player_focus_input]; if (el) {el = el[0].click()}
  1647.             } else {
  1648.                 consoleLog('chFull', 'false')
  1649.  
  1650.                 const layoutBox = $hs.getPlayerCTBox(player, tipsDom);
  1651.  
  1652.                 let pPlayer = player
  1653.                 let qPlayer = layoutBox
  1654.                 let clicked = false;
  1655.                 let gs1;
  1656.                 let _gs1_tmp = {};
  1657.                 let _gs1_filter = function(elq) {
  1658.                     return _gs1_tmp.elm == elq.elm ? false : _gs1_tmp.elm.contains(elq.elm)
  1659.                 };
  1660.                 // try to find the fullscreen button
  1661.                 for (let q3 = 0; q3 < 4; q3++) { //max 4 layers
  1662.                     if (!qPlayer) break;
  1663.                     let fs1 = qPlayer.querySelectorAll('[class*="fullscreen"]')
  1664.                     if (fs1.length > 0) {
  1665.                         // -- indiv-elm --
  1666.                         gs1 = Array.prototype.map.call(fs1, function(elm) {
  1667.                             return {
  1668.                                 elm: elm,
  1669.                                 isVisible: null,
  1670.                                 hasClickListeners: null,
  1671.                                 childElementCount: null,
  1672.                                 isContained: null
  1673.                             }
  1674.                         });
  1675.                         if (('_listeners' in document)) {
  1676.                             for (const elp of gs1) {
  1677.                                 let elm = elp.elm;
  1678.                                 elp.hasClickListeners = elm._listeners && elm._listeners.click && elm._listeners.click.funcCount > 0
  1679.                             }
  1680.                         }
  1681.                         if ('childElementCount' in player) {
  1682.                             for (const elp of gs1) {
  1683.                                 let elm = elp.elm;
  1684.                                 elp.childElementCount = elm.childElementCount;
  1685.                             }
  1686.                         }
  1687.                         if ('offsetParent' in player) {
  1688.                             for (const elp of gs1) {
  1689.                                 let elm = elp.elm;
  1690.                                 elp.isVisible = !!elm.offsetParent; //works with parent/self display none; not work with visiblity hidden / opacity0
  1691.                             }
  1692.                         }
  1693.                         gs1 = gs1.filter(function(elp) {
  1694.                             return elp.hasClickListeners
  1695.                         })
  1696.                         //console.log('gs1',gs1)
  1697.                         // -- inter-elm --
  1698.                         if ('contains' in player) {
  1699.                             for (const elp of gs1) {
  1700.  
  1701.                                 if (elp.childElementCount === 0) return false;
  1702.                                 _gs1_tmp.elm = elp.elm;
  1703.                                 elp.isContained = gs1.filter(_gs1_filter).length > 0;
  1704.  
  1705.                             }
  1706.  
  1707.                         }
  1708.                         let gs2 = gs1.filter(function(elp) {
  1709.                             return !elp.isContained && elp.isVisible
  1710.                         })
  1711.                         consoleLog('fullscreen btn', gs2)
  1712.                         //console.log('gs2',gs2)
  1713.                         if (gs2.length >= 1) {
  1714.                             let gs2_a = gs2.map(elp => elp.elm.className.length)
  1715.                             let gs2_b = Math.min.apply(Math, gs2_a)
  1716.                             let gs2_c = gs2_a.lastIndexOf(gs2_b)
  1717.                             // pick the last btn if there is more than one
  1718.                             gs2[gs2_c].elm.click();
  1719.                             clicked = true;
  1720.                             consoleLog('original fullscreen')
  1721.                             break;
  1722.                         }
  1723.                     }
  1724.                     pPlayer = qPlayer
  1725.                     qPlayer = qPlayer.parentNode
  1726.                 }
  1727.                 if (!clicked) {
  1728.                     //cannot find -> default
  1729.                     consoleLog('try HTML5 fullscreen')
  1730.                     this.setWebFullScreen();
  1731.                 }
  1732.             }
  1733.         },
  1734.         /* 設置播放速度 */
  1735.         setPlaybackRate: function(num, flagTips) {
  1736.             let player = $hs.player()
  1737.             let curPlaybackRate
  1738.             if (num) {
  1739.                 num = +num
  1740.                 if (num > 0) { // also checking the type of variable
  1741.                     curPlaybackRate = num < 0.1 ? 0.1 : +(num.toFixed(1))
  1742.                 } else {
  1743.                     console.error('h5player: 播放速度轉換出錯')
  1744.                     return false
  1745.                 }
  1746.             } else {
  1747.                 curPlaybackRate = $hs.getPlaybackRate()
  1748.             }
  1749.             /* 記錄播放速度的信息 */
  1750.  
  1751.             let changed = curPlaybackRate !== player.playbackRate;
  1752.  
  1753.             if (curPlaybackRate !== player.playbackRate) {
  1754.  
  1755.                 Store.save('_playback_rate_', curPlaybackRate + '')
  1756.                 $hs.playbackRate = curPlaybackRate
  1757.                 player.playbackRate = curPlaybackRate
  1758.                 /* 本身處於1被播放速度的時候不再提示 */
  1759.                 //if (!num && curPlaybackRate === 1) return;
  1760.  
  1761.             }
  1762.  
  1763.             flagTips = (flagTips < 0) ? false : (flagTips > 0) ? true : changed;
  1764.             if (flagTips) $hs.tips('Playback speed: ' + player.playbackRate + 'x')
  1765.         },
  1766.         tuneCurrentTime: function(amount, flagTips) {
  1767.             let _amount = +(+amount).toFixed(1);
  1768.             let player = $hs.player();
  1769.             if (_amount >= 0 || _amount < 0) {} else {
  1770.                 return;
  1771.             }
  1772.  
  1773.             let newCurrentTime = player.currentTime + _amount;
  1774.             if (newCurrentTime < 0) newCurrentTime = 0;
  1775.             if (newCurrentTime > player.duration) newCurrentTime = player.duration;
  1776.  
  1777.             let changed = newCurrentTime != player.currentTime && newCurrentTime >= 0 && newCurrentTime <= player.duration;
  1778.  
  1779.             if (changed) {
  1780.                 //player.currentTime = newCurrentTime;
  1781.                 player.pause();
  1782.                 let t_ch = (Math.random() / 5 + .75);
  1783.                 player.currentTime = newCurrentTime * t_ch + player.currentTime * (1.0 - t_ch);
  1784.                 setTimeout(() => {
  1785.                     player.play();
  1786.                     player.currentTime = newCurrentTime;
  1787.                 }, 33);
  1788.                 flagTips = (flagTips < 0) ? false : (flagTips > 0) ? true : changed;
  1789.                 $hs.tips(false);
  1790.                 if (flagTips) {
  1791.                     if (_amount > 0) $hs.tips(_amount + ' Sec. Forward', undefined, 3000);
  1792.                     else $hs.tips(-_amount + ' Sec. Backward', undefined, 3000)
  1793.                 }
  1794.             }
  1795.  
  1796.         },
  1797.         tuneVolume: function(amount) {
  1798.             let _amount = +(+amount).toFixed(2);
  1799.  
  1800.             let player = $hs.player()
  1801.  
  1802.             let newVol = player.volume + _amount;
  1803.             if (newVol < 0) newVol = 0;
  1804.             if (newVol > 1) newVol = 1;
  1805.             let chVol = player.volume !== newVol && newVol >= 0 && newVol <= 1;
  1806.  
  1807.             if (chVol) {
  1808.  
  1809.                 if (_amount > 0 && player.volume < 1) {
  1810.                     player.volume = newVol // positive
  1811.                 } else if (_amount < 0 && player.volume > 0) {
  1812.                     player.volume = newVol // negative
  1813.                 }
  1814.                 $hs.tips(false);
  1815.                 $hs.tips('Volume: ' + dround(player.volume * 100) + '%', undefined)
  1816.             }
  1817.         },
  1818.         switchPlayStatus: function() {
  1819.             let player = $hs.player()
  1820.             if (player.paused) {
  1821.                 player.play()
  1822.                 if (player._isThisPausedBefore_) {
  1823.                     $hs.tips(false);
  1824.                     $hs.tips('Playback resumed', undefined, 2500)
  1825.                 }
  1826.             } else {
  1827.                 player.pause()
  1828.                 $hs.tips(false);
  1829.                 $hs.tips('Playback paused', undefined, 2500)
  1830.             }
  1831.         },
  1832.         tipsClassName: 'html_player_enhance_tips',
  1833.         tips: function(str, duration, order) {
  1834.             let player = $hs.player()
  1835.             if (!player) {
  1836.                 consoleLog('h5Player Tips:', str)
  1837.                 return true
  1838.             }
  1839.  
  1840.             if (!player.getAttribute('_h5player_tips')) $hs.initTips();
  1841.  
  1842.             let tipsSelector = '#' + (player.getAttribute('_h5player_tips') || $hs.tipsClassName) //if this attribute still doesnt exist, set it to the base cls name
  1843.             let tipsDom = getRoot(player).querySelector(tipsSelector)
  1844.             if (!tipsDom) {
  1845.                 consoleLog('init h5player tips dom error...')
  1846.                 return false
  1847.             }
  1848.             $hs.change_layoutBox(tipsDom);
  1849.  
  1850.             if (str === false) {
  1851.                 tipsDom.innerText = '';
  1852.                 tipsDom.setAttribute('_potTips_', '0')
  1853.             } else {
  1854.                 order = order || 1000
  1855.                 tipsDom.tipsOrder = tipsDom.tipsOrder || 0;
  1856.  
  1857.                 let shallDisplay = true
  1858.                 if (order < tipsDom.tipsOrder && getComputedStyle(tipsDom).opacity > 0) shallDisplay = false
  1859.  
  1860.                 if (shallDisplay) {
  1861.  
  1862.                     tipsDom._layoutBoxObj = $hs.getLayoutBox(player)
  1863.                     tipsDom._env_changed = 0;
  1864.  
  1865.                     if (!_endlessloop) {
  1866.                         _endlessloop = new EndlessLoop();
  1867.                     }
  1868.                     tipsDom._layoutBoxObjSize = null;
  1869.                     if (!$hs.__updateTips) {
  1870.  
  1871.                         $hs.__updateTips = _endlessloop.append(function(opts) {
  1872.  
  1873.                             let tipsDoms = $hs._cached_tipsDoms;
  1874.  
  1875.                             if (!tipsDoms || !tipsDoms.length) return;
  1876.                             for (const tipsDom of tipsDoms) {
  1877.  
  1878.                                 if (!tipsDom._layoutBoxObj) return;
  1879.                                 let {
  1880.                                     layoutBox,
  1881.                                     wPlayer
  1882.                                 } = tipsDom._layoutBoxObj
  1883.                                 if (layoutBox == null || wPlayer == null) return;
  1884.                                 let p = [~~layoutBox.offsetWidth, ~~layoutBox.offsetHeight, ~~wPlayer.offsetWidth, ~~wPlayer.offsetHeight];
  1885.  
  1886.                                 if (tipsDom._layoutBoxObjSize) {
  1887.                                     let changed = false;
  1888.                                     for (let i = 0; i < 4; i++) {
  1889.                                         if (tipsDom._layoutBoxObjSize[i] != p[i]) {
  1890.                                             changed = true;
  1891.                                             break;
  1892.                                         }
  1893.                                     }
  1894.                                     if (!changed) return;
  1895.                                     tipsDom._env_changed = (tipsDom._env_changed || 0) + 1;
  1896.                                     consoleLog('tipsDom Env changed', tipsDom.id)
  1897.                                 }
  1898.  
  1899.                                 tipsDom._layoutBoxObjSize = p;
  1900.  
  1901.                                 if (!tipsDom.id) return;
  1902.                                 let player = layoutBox.querySelector(`[_h5player_tips="${tipsDom.id}"]`)
  1903.                                 if (!player) return;
  1904.  
  1905.                                 $hs.fixNonBoxingVideoTipsPosition(tipsDom, player)
  1906.  
  1907.                             }
  1908.  
  1909.                         })
  1910.  
  1911.                         $hs.__updateTips.loopingStart();
  1912.                     }
  1913.  
  1914.                     if (duration === undefined) duration = 2000
  1915.                     tipsDom.innerText = str
  1916.  
  1917.                     tipsDom.setAttribute('_potTips_', '2')
  1918.  
  1919.                     $hs.fixNonBoxingVideoTipsPosition(tipsDom, player);
  1920.  
  1921.                     if (duration > 0) {
  1922.  
  1923.                         $ws.requestAnimationFrame(() => tipsDom.setAttribute('_potTips_', '1'))
  1924.  
  1925.                     } else {
  1926.                         order = -1;
  1927.                     }
  1928.  
  1929.                     tipsDom.tipsOrder = order
  1930.  
  1931.                 }
  1932.  
  1933.             }
  1934.  
  1935.             $hs._cached_tipsDoms = document.querySelectorAll('[_potTips_="1"],[_potTips_="2"]'); //48673
  1936.         },
  1937.         initTips: function() {
  1938.             /* 設置提示DOM的樣式 */
  1939.             let player = $hs.player()
  1940.             let shadowRoot = getRoot(player);
  1941.             let doc = player.ownerDocument;
  1942.             //console.log((document.documentElement.qq=player),shadowRoot,'xax')
  1943.             let parentNode = player.parentNode
  1944.             let tcn = player.getAttribute('_h5player_tips') || ($hs.tipsClassName + '_' + (+new Date));
  1945.             player.setAttribute('_h5player_tips', tcn)
  1946.             if (shadowRoot.querySelector('#' + tcn)) return false;
  1947.  
  1948.             if (!shadowRoot._onceAddedCSS) {
  1949.                 shadowRoot._onceAddedCSS = true;
  1950.  
  1951.                 var cssStyle = `
  1952.                 [_potTips_="1"]{
  1953.                 animation: 2s linear 0s normal forwards 1 delayHide;
  1954.                 }
  1955.                 [_potTips_="0"]{
  1956.                 opacity:0; transform:translate(-9999px);
  1957.                 }
  1958.                 [_potTips_="2"]{
  1959.                 opacity:.95; transform: translate(0,0);
  1960.                 }
  1961.  
  1962.                 @keyframes delayHide{
  1963.                 0%, 99% { opacity:0.95; transform: translate(0,0); }
  1964.                 100% { opacity:0; transform:translate(-9999px); }
  1965.                 }
  1966.                 ` + `
  1967.                 [_potTips_]{
  1968.                 font-weight: bold !important;
  1969.                 position: absolute !important;
  1970.                 z-index: 999 !important;
  1971.                 font-size: ${$hs.fontSize || 16}px !important;
  1972.                 padding: 0px !important;
  1973.                 border:none !important;
  1974.                 background: rgba(0,0,0,0) !important;
  1975.                 color:#738CE6 !important;
  1976.                 text-shadow: -1px -1px 0 #000, 1px -1px 0 #000, -1px 1px 0 #000, 1px 1px 0 #000;
  1977.                 top: 50%;
  1978.                 left: 50%;
  1979.                 max-width:500px;max-height:50px;
  1980.                 border-radius:3px;
  1981.                 font-family: 'microsoft yahei', Verdana, Geneva, sans-serif;
  1982.                 -webkit-user-select: none;
  1983.                 -moz-user-select: none;
  1984.                 -ms-user-select: none;
  1985.                 user-select: none;
  1986.                 -webkit-touch-callout: none;
  1987.                 -webkit-user-select: none;
  1988.                 -khtml-user-drag: none;
  1989.                 -khtml-user-select: none;
  1990.                 -moz-user-select: none;
  1991.                 -moz-user-select: -moz-none;
  1992.                 -ms-user-select: none;
  1993.                 pointer-events: none;
  1994.                 user-select: none;
  1995.                 }
  1996.                 `.replace(/\r\n/g, '');
  1997.  
  1998.                 var cssContainer = (shadowRoot.querySelector('head') || shadowRoot.querySelector('html') || document.documentElement);
  1999.  
  2000.                 domTool.addStyle(cssStyle, cssContainer);
  2001.  
  2002.             }
  2003.  
  2004.             let tipsDom = doc.createElement('div')
  2005.  
  2006.             var transitionEvent = whichTransitionEvent('animation');
  2007.  
  2008.             tipsDom.addEventListener(transitionEvent, function(e) {
  2009.                 if (this.getAttribute('_potTips_') == '1') {
  2010.                     this.setAttribute('_potTips_', '0')
  2011.                     $hs._cached_tipsDoms = shadowRoot.querySelectorAll('[_potTips_="1"],[_potTips_="2"]');
  2012.                 }
  2013.             })
  2014.  
  2015.             tipsDom.id = tcn;
  2016.             tipsDom.setAttribute('unselectable', 'on');
  2017.             tipsDom.setAttribute('_potTips_', '0');
  2018.             $hs.change_layoutBox(tipsDom);
  2019.  
  2020.             tipsDom._vpr = function() {
  2021.  
  2022.                 let resizeDOM = this;
  2023.                 if (!resizeDOM) return;
  2024.  
  2025.                 console.log('The container of the video is resized', resizeDOM.odm.id);
  2026.  
  2027.             }
  2028.             tipsDom._vpr_pn = tipsDom.parentNode
  2029.  
  2030.             tipsDom._vpr = null
  2031.             tipsDom._vpr_pn = null
  2032.  
  2033.             if (tipsDom._vpr && tipsDom._vpr_pn) {
  2034.  
  2035.                 let rm = new ResizeODM();
  2036.                 let tmp_elm = null;
  2037.                 let {
  2038.                     layoutBox,
  2039.                     wPlayer
  2040.                 } = $hs.getLayoutBox(player, false);
  2041.                 if (layoutBox && wPlayer) tmp_elm = layoutBox.parentNode != tipsDom._vpr_pn ? null : layoutBox;
  2042.  
  2043.                 rm.relativeParent(tipsDom._vpr_pn, tmp_elm)
  2044.                 rm.listen(tipsDom._vpr)
  2045.  
  2046.                 if (rm.odm) {
  2047.                     rm.odm.id = tcn + 'obj'
  2048.                     //console.log(rm.odm,rm.odm.id)
  2049.                     tipsDom._vpr_obj = rm.odm;
  2050.                 }
  2051.  
  2052.             }
  2053.  
  2054.  
  2055.             return true;
  2056.         },
  2057.  
  2058.         responsiveSizing: function(container, elm) {
  2059.  
  2060.             let gcssP = getComputedStyle(container);
  2061.  
  2062.             let gcssE = getComputedStyle(elm);
  2063.  
  2064.             //console.log(gcssE.left,gcssP.width)
  2065.             let elmBound = {
  2066.                 left: parseFloat(gcssE.left) / parseFloat(gcssP.width),
  2067.                 width: parseFloat(gcssE.width) / parseFloat(gcssP.width),
  2068.                 top: parseFloat(gcssE.top) / parseFloat(gcssP.height),
  2069.                 height: parseFloat(gcssE.height) / parseFloat(gcssP.height)
  2070.             };
  2071.  
  2072.             let elm00 = [elmBound.left, elmBound.top];
  2073.             let elm01 = [elmBound.left + elmBound.width, elmBound.top];
  2074.             let elm10 = [elmBound.left, elmBound.top + elmBound.height];
  2075.             let elm11 = [elmBound.left + elmBound.width, elmBound.top + elmBound.height];
  2076.  
  2077.             return {
  2078.                 elm00,
  2079.                 elm01,
  2080.                 elm10,
  2081.                 elm11,
  2082.                 plw: elmBound.width,
  2083.                 plh: elmBound.height
  2084.             };
  2085.  
  2086.         },
  2087.  
  2088.         fixNonBoxingVideoTipsPosition: function(tipsDom, player) {
  2089.  
  2090.             if (!tipsDom || !player) return;
  2091.  
  2092.             let ct = $hs.getPlayerCTBox(tipsDom, player)
  2093.  
  2094.             if (!ct) return;
  2095.  
  2096.             //console.log('fixNonBoxingVideoTipsPosition')
  2097.  
  2098.             //relative
  2099.  
  2100.             let {
  2101.                 elm00,
  2102.                 elm01,
  2103.                 elm10,
  2104.                 elm11,
  2105.                 plw,
  2106.                 plh
  2107.             } = $hs.responsiveSizing(ct, player)
  2108.  
  2109.             if (isNaN(elm00[0]) || isNaN(elm00[1])) {
  2110.  
  2111.                 [tipsDom.style.left, tipsDom.style.top] = [player.style.left, player.style.top];
  2112.                 //eg auto
  2113.             } else {
  2114.  
  2115.                 let rlm00 = elm00.map(t => (t * 100).toFixed(2) + '%');
  2116.                 //console.log(rlm00);
  2117.  
  2118.                 [tipsDom.style.left, tipsDom.style.top] = rlm00;
  2119.  
  2120.             }
  2121.  
  2122.             // absolute
  2123.  
  2124.             let _offset = {
  2125.                 left: 10,
  2126.                 top: 15
  2127.             };
  2128.  
  2129.             let customOffset = {
  2130.                 left: _offset.left,
  2131.                 top: _offset.top
  2132.             };
  2133.             let p = tipsDom.getBoundingClientRect();
  2134.             let q = player.getBoundingClientRect();
  2135.             let currentPos = [p.left, p.top];
  2136.  
  2137.             let targetPos = [q.left + player.offsetWidth * 0 + customOffset.left, q.top + player.offsetHeight * 0 + customOffset.top];
  2138.  
  2139.             let mL = +tipsDom.style.marginLeft.replace('px', '') || 0;
  2140.             if (isNaN(mL)) mL = 0;
  2141.             let mT = +tipsDom.style.marginTop.replace('px', '') || 0;
  2142.             if (isNaN(mT)) mT = 0;
  2143.  
  2144.             let z1 = -(currentPos[0] - targetPos[0]);
  2145.             let z2 = -(currentPos[1] - targetPos[1]);
  2146.  
  2147.             if (z1 || z2) {
  2148.  
  2149.                 let y1 = z1 + mL;
  2150.                 let y2 = z2 + mT;
  2151.  
  2152.                 tipsDom.style.marginLeft = y1 + 'px';
  2153.                 tipsDom.style.marginTop = y2 + 'px';
  2154.  
  2155.             }
  2156.         },
  2157.  
  2158.         rotate: 0,
  2159.         fps: 30,
  2160.         /* 濾鏡效果 */
  2161.         filter: {
  2162.             key: {},
  2163.             view_units: {
  2164.                 'hue-rotate': 'deg',
  2165.                 'blur': 'px'
  2166.             },
  2167.             setup: function(options) {
  2168.  
  2169.                 var ums = GM_getValue("unsharpen_mask")
  2170.                 if (!ums) ums = ""
  2171.  
  2172.                 let view = ''
  2173.                 let playerElm = $hs.player();
  2174.                 if (!playerElm) return;
  2175.                 for (let view_key in this.key) {
  2176.                     let view_unit = this.view_units[view_key] || ''
  2177.                     view += view_key + '(' + (+this.key[view_key] || 0).toFixed(3) + view_unit + ') '
  2178.                     this.key[view_key] = Number(+this.key[view_key] || 0)
  2179.                 }
  2180.                 if (ums) view += 'url("#_h5p_' + ums + '")';
  2181.                 if (options && options.grey) view += ' url("#grey1")';
  2182.                 playerElm.style.filter = view; //performance in firefox is bad
  2183.             },
  2184.             reset: function() {
  2185.                 this.key['brightness'] = 1
  2186.                 this.key['contrast'] = 1
  2187.                 this.key['saturate'] = 1
  2188.                 this.key['hue-rotate'] = 0
  2189.                 this.key['blur'] = 0
  2190.                 this.setup()
  2191.             }
  2192.         },
  2193.         //  _isFoucs: false,
  2194.         keyMap: _keyMap(["1", "2", "3", "4", "c", "d", "e", "f", "i", "j", "k", "n", "m", "o", "p", "q", "r", "s", "t", "u", "w", "x", "y", "z"], {
  2195.             'enter': 13,
  2196.             'shift': 16,
  2197.             'ctrl': 17,
  2198.             'alt': 18,
  2199.             'esc': 27,
  2200.             'space': 32,
  2201.             'LEFT': 37,
  2202.             'UP': 38,
  2203.             'RIGHT': 39,
  2204.             'DOWN': 40,
  2205.             'pad1': 97,
  2206.             'pad2': 98,
  2207.             'pad3': 99,
  2208.             'pad4': 100,
  2209.             '\\': 220,
  2210.         }),
  2211.         zoom_keys: ['x', 'c', 'z', 'arrowright', 'arrowleft', 'arrowup', 'arrowdown'],
  2212.         /* 播放器事件響應器 */
  2213.         playerTrigger: function(player, event) {
  2214.             if (!player || !event) return
  2215.             let keyCode = lowerKeyCode(event.keyCode)
  2216.             if (event.code == "Space" && keyCode > 128) keyCode = 32;
  2217.             let keyAsm = (event.shiftKey ? SHIFT : 0) | (event.ctrlKey ? CTRL : 0) | (event.altKey ? ALT : 0);
  2218.             //shift + key
  2219.             if (keyAsm == SHIFT) {
  2220.                 let key = event.key.toLowerCase()
  2221.                 // 網頁FULLSCREEN
  2222.                 if (key === 'enter') {
  2223.                     $hs.callFullScreenBtn()
  2224.                     return TERMINATE
  2225.                 } else if (key == 'f') {
  2226.                     //change unsharpen filter
  2227.  
  2228.                     var resList = ["unsharpen3_05", "unsharpen3_10", "unsharpen5_05", "unsharpen5_10", "unsharpen9_05", "unsharpen9_10"]
  2229.                     var res = (prompt("Enter the unsharpen mask\n(" + resList.map(x => '"' + x + '"').join(', ') + ")", "unsharpen9_05") || "").toLowerCase();
  2230.                     if (resList.indexOf(res) < 0) res = ""
  2231.                     GM_setValue("unsharpen_mask", res)
  2232.                     for (const el of document.querySelectorAll('video[_h5p_uid_encrypted]')) {
  2233.                         if (el.style.filter == "" || el.style.filter) {
  2234.                             var filterStr1 = el.style.filter.replace(/\s*url\(\"#_h5p_unsharpen[\d\_]+\"\)/, '');
  2235.                             var filterStr2 = (res.length > 0 ? ' url("#_h5p_' + res + '")' : '')
  2236.                             el.style.filter = filterStr1 + filterStr2;
  2237.                         }
  2238.                     }
  2239.                     return TERMINATE
  2240.  
  2241.                 }
  2242.                 // 進入或退出畫中畫模式
  2243.                 else if (key === 'p') {
  2244.                     $hs.pictureInPicture(player)
  2245.  
  2246.                     return TERMINATE
  2247.                 } else if (key == 'r') {
  2248.                     if (player._h5player_lastrecord_ !== null && (player._h5player_lastrecord_ >= 0 || player._h5player_lastrecord_ <= 0)) {
  2249.                         $hs.setPlayProgress(player, player._h5player_lastrecord_)
  2250.  
  2251.                         return TERMINATE
  2252.                     }
  2253.  
  2254.                 } else if (key === 'o') {
  2255.                     var _debug_h5p_logging_ch = false;
  2256.                     try {
  2257.                         window.localStorage.setItem('_h5_player_sLogging_', 1 - window.localStorage.getItem('_h5_player_sLogging_'))
  2258.                         _debug_h5p_logging_ = +window.localStorage.getItem('_h5_player_sLogging_') > 0;
  2259.                         _debug_h5p_logging_ch = true;
  2260.                     } catch (e) {
  2261.  
  2262.                     }
  2263.                     consoleLogF('_debug_h5p_logging_', !!_debug_h5p_logging_, 'changed', _debug_h5p_logging_ch)
  2264.  
  2265.                     if (_debug_h5p_logging_ch) {
  2266.  
  2267.                         return TERMINATE
  2268.                     }
  2269.                 } else if (key == 't') {
  2270.                     if (/^blob/i.test(player.currentSrc)) {
  2271.                         alert(`The current video is ${player.currentSrc}\nSorry, it cannot be opened in PotPlayer.`);
  2272.                     } else {
  2273.                         var confirm_res = confirm(`The current video is ${player.currentSrc}\nDo you want to open it in PotPlayer?`);
  2274.                         if (confirm_res) window.open('potplayer://' + player.currentSrc, '_blank');
  2275.                     }
  2276.                     return TERMINATE
  2277.                 }
  2278.                 // 視頻畫面縮放相關事件
  2279.  
  2280.                 let videoScale = ($hs.lastVideoScale>0)?$hs.lastVideoScale: 1.0;
  2281.                 let key_controlled = true;
  2282.                 switch (key) {
  2283.                     // shift+X：視頻縮小 -0.1
  2284.                     case 'x':
  2285.                         videoScale -= 0.1
  2286.                         if(videoScale<0.1) videoScale=0.1;
  2287.                         break
  2288.                         // shift+C：視頻放大 +0.1
  2289.                     case 'c':
  2290.                         videoScale += 0.1
  2291.                         if(videoScale>16) videoScale=16;
  2292.                         break
  2293.                         // shift+Z：視頻恢復正常大小
  2294.                     case 'z':
  2295.                         videoScale = 1.0
  2296.                         $hs.translate = {
  2297.                             x: 0,
  2298.                             y: 0
  2299.                         }
  2300.                         break
  2301.                     case 'arrowright':
  2302.                         $hs.translate.x += 10
  2303.                         break
  2304.                     case 'arrowleft':
  2305.                         $hs.translate.x -= 10
  2306.                         break
  2307.                     case 'arrowup':
  2308.                         $hs.translate.y -= 10
  2309.                         break
  2310.                     case 'arrowdown':
  2311.                         $hs.translate.y += 10
  2312.                         break
  2313.                     default:
  2314.                         key_controlled = false;
  2315.  
  2316.                 }
  2317.                 if (key_controlled) {
  2318.  
  2319.                     videoScale = $hs.lastVideoScale = +videoScale.toFixed(1);
  2320.                     player.style.transform = `scale(${videoScale}) translate(${$hs.translate.x}px, ${$hs.translate.y}px)`
  2321.                     let tipsMsg = `視頻縮放率：${ +(videoScale * 100).toFixed(2)  }%`
  2322.                     if ($hs.translate.x) {
  2323.                         tipsMsg += `，水平位移：${$hs.translate.x}px`
  2324.                     }
  2325.                     if ($hs.translate.y) {
  2326.                         tipsMsg += `，垂直位移：${$hs.translate.y}px`
  2327.                     }
  2328.                     $hs.tips(false);
  2329.                     $hs.tips(tipsMsg)
  2330.  
  2331.                     return TERMINATE
  2332.                 }
  2333.  
  2334.             }
  2335.             // 防止其它無關組合鍵衝突
  2336.             if (!keyAsm) {
  2337.                 let kControl = null
  2338.                 let newPBR, oldPBR;
  2339.                 switch (keyCode) {
  2340.                     // 方向鍵右→：快進3秒
  2341.                     case 39:
  2342.                         $hs.tuneCurrentTime($hs.skipStep);
  2343.                         return TERMINATE;
  2344.                         break;
  2345.                         // 方向鍵左←：後退3秒
  2346.                     case 37:
  2347.                         $hs.tuneCurrentTime(-$hs.skipStep);
  2348.                         return TERMINATE;
  2349.                         break;
  2350.                         // 方向鍵上↑：音量升高 1%
  2351.                     case 38:
  2352.                         if ((player.muted && player.volume === 0) && player._volume > 0) {
  2353.  
  2354.                             player.muted = false;
  2355.                             player.volume = player._volume;
  2356.                         } else if (player.muted && (player.volume > 0 || !player._volume)) {
  2357.                             player.muted = false;
  2358.                         }
  2359.                         $hs.tuneVolume(0.01);
  2360.                         return TERMINATE;
  2361.                         break;
  2362.                         // 方向鍵下↓：音量降低 1%
  2363.                     case 40:
  2364.  
  2365.                         if ((player.muted && player.volume === 0) && player._volume > 0) {
  2366.  
  2367.                             player.muted = false;
  2368.                             player.volume = player._volume;
  2369.                         } else if (player.muted && (player.volume > 0 || !player._volume)) {
  2370.                             player.muted = false;
  2371.                         }
  2372.                         $hs.tuneVolume(-0.01);
  2373.                         return TERMINATE;
  2374.                         break;
  2375.                         // 空格鍵：暫停/播放
  2376.                     case $hs.keyMap.space:
  2377.                         $hs.switchPlayStatus();
  2378.                         return TERMINATE;
  2379.                         break;
  2380.                         // 按鍵X：減速播放 -0.1
  2381.                     case $hs.keyMap.x:
  2382.                         if (player.playbackRate > 0) {
  2383.                             $hs.tips(false);
  2384.                             $hs.setPlaybackRate(player.playbackRate - 0.1);
  2385.                             return TERMINATE
  2386.                         }
  2387.                         break;
  2388.                         // 按鍵C：加速播放 +0.1
  2389.                     case $hs.keyMap.c:
  2390.                         if (player.playbackRate < 16) {
  2391.                             $hs.tips(false);
  2392.                             $hs.setPlaybackRate(player.playbackRate + 0.1);
  2393.                             return TERMINATE
  2394.                         }
  2395.  
  2396.                         break;
  2397.                         // 按鍵Z：正常速度播放
  2398.                     case $hs.keyMap.z:
  2399.                         $hs.tips(false);
  2400.                         oldPBR = player.playbackRate;
  2401.                         if (oldPBR != 1.0) {
  2402.                             player._playbackRate_z = oldPBR;
  2403.                             newPBR = 1.0;
  2404.                         } else if (player._playbackRate_z != 1.0) {
  2405.                             newPBR = player._playbackRate_z || 1.0;
  2406.                             player._playbackRate_z = 1.0;
  2407.                         } else {
  2408.                             newPBR = 1.0
  2409.                             player._playbackRate_z = 1.0;
  2410.                         }
  2411.                         $hs.setPlaybackRate(newPBR, 1)
  2412.                         return TERMINATE
  2413.                         break;
  2414.                         // 按鍵F：下一幀
  2415.                     case $hs.keyMap.f:
  2416.                         if (window.location.hostname === 'www.netflix.com') return /* netflix 的F鍵是FULLSCREEN的意思 */
  2417.                         $hs.tips(false);
  2418.                         if (!player.paused) player.pause()
  2419.                         player.currentTime += +(1 / $hs.fps)
  2420.                         $hs.tips('Jump to: Next frame')
  2421.                         return TERMINATE
  2422.                         break;
  2423.                         // 按鍵D：上一幀
  2424.                     case $hs.keyMap.d:
  2425.                         $hs.tips(false);
  2426.                         if (!player.paused) player.pause()
  2427.                         player.currentTime -= +(1 / $hs.fps)
  2428.                         $hs.tips('Jump to: Previous frame')
  2429.                         return TERMINATE
  2430.                         break;
  2431.                         // 按鍵E：亮度增加%
  2432.                     case $hs.keyMap.e:
  2433.                         $hs.tips(false);
  2434.                         kControl = 'brightness'
  2435.                         $hs.filter.key[kControl] += 0.1
  2436.                         $hs.filter.key[kControl] = $hs.filter.key[kControl].toFixed(2)
  2437.                         $hs.filter.setup()
  2438.                         $hs.tips('Brightness: ' + dround($hs.filter.key[kControl] * 100) + '%')
  2439.                         return TERMINATE
  2440.                         break;
  2441.                         // 按鍵W：亮度減少%
  2442.                     case $hs.keyMap.w:
  2443.                         $hs.tips(false);
  2444.                         kControl = 'brightness'
  2445.                         if ($hs.filter.key[kControl] > 0) {
  2446.                             $hs.filter.key[kControl] -= 0.1
  2447.                             $hs.filter.key[kControl] = $hs.filter.key[kControl].toFixed(2)
  2448.                             $hs.filter.setup()
  2449.                         }
  2450.                         $hs.tips('Brightness: ' + dround($hs.filter.key[kControl] * 100) + '%')
  2451.                         return TERMINATE
  2452.                         break;
  2453.                         // 按鍵T：對比度增加%
  2454.                     case $hs.keyMap.t:
  2455.                         $hs.tips(false);
  2456.                         kControl = 'contrast'
  2457.                         $hs.filter.key[kControl] += 0.1
  2458.                         $hs.filter.key[kControl] = $hs.filter.key[kControl].toFixed(2)
  2459.                         $hs.filter.setup()
  2460.                         $hs.tips('Contrast: ' + dround($hs.filter.key[kControl] * 100) + '%')
  2461.                         return TERMINATE
  2462.                         break;
  2463.                         // 按鍵R：對比度減少%
  2464.                     case $hs.keyMap.r:
  2465.                         $hs.tips(false);
  2466.                         kControl = 'contrast'
  2467.                         if ($hs.filter.key[kControl] > 0) {
  2468.                             $hs.filter.key[kControl] -= 0.1
  2469.                             $hs.filter.key[kControl] = $hs.filter.key[kControl].toFixed(2)
  2470.                             $hs.filter.setup()
  2471.                         }
  2472.                         $hs.tips('Contrast: ' + dround($hs.filter.key[kControl] * 100) + '%')
  2473.                         return TERMINATE
  2474.                         break;
  2475.                         // 按鍵U：飽和度增加%
  2476.                     case $hs.keyMap.u:
  2477.                         $hs.tips(false);
  2478.                         kControl = 'saturate'
  2479.                         $hs.filter.key[kControl] += 0.1
  2480.                         $hs.filter.key[kControl] = $hs.filter.key[kControl].toFixed(2)
  2481.                         $hs.filter.setup()
  2482.                         $hs.tips('Saturate: ' + dround($hs.filter.key[kControl] * 100) + '%')
  2483.                         return TERMINATE
  2484.                         break;
  2485.                         // 按鍵Y：飽和度減少%
  2486.                     case $hs.keyMap.y:
  2487.                         $hs.tips(false);
  2488.                         kControl = 'saturate'
  2489.                         if ($hs.filter.key[kControl] > 0) {
  2490.                             $hs.filter.key[kControl] -= 0.1
  2491.                             $hs.filter.key[kControl] = $hs.filter.key[kControl].toFixed(2)
  2492.                             $hs.filter.setup()
  2493.                         }
  2494.                         $hs.tips('Saturate: ' + dround($hs.filter.key[kControl] * 100) + '%')
  2495.                         return TERMINATE
  2496.                         break;
  2497.                         // 按鍵O：色相增加 1 度
  2498.                     case $hs.keyMap.o:
  2499.                         $hs.tips(false);
  2500.                         kControl = 'hue-rotate'
  2501.                         $hs.filter.key['hue-rotate'] += 1
  2502.                         $hs.filter.setup()
  2503.                         $hs.tips('Hue: ' + $hs.filter.key[kControl] + ' deg')
  2504.                         return TERMINATE
  2505.                         break;
  2506.                         // 按鍵I：色相減少 1 度
  2507.                     case $hs.keyMap.i:
  2508.                         $hs.tips(false);
  2509.                         kControl = 'hue-rotate'
  2510.                         $hs.filter.key['hue-rotate'] -= 1
  2511.                         $hs.filter.setup()
  2512.                         $hs.tips('Hue: ' + $hs.filter.key[kControl] + ' deg')
  2513.                         return TERMINATE
  2514.                         break;
  2515.                         // 按鍵K：模糊增加 0.1 px
  2516.                     case $hs.keyMap.k:
  2517.                         $hs.tips(false);
  2518.                         kControl = 'blur'
  2519.                         $hs.filter.key[kControl] += 0.1
  2520.                         $hs.filter.key[kControl] = (+$hs.filter.key[kControl] || 0).toFixed(1)
  2521.                         $hs.filter.setup()
  2522.                         $hs.tips('Blur: ' + $hs.filter.key[kControl] + ' px')
  2523.                         return TERMINATE
  2524.                         break;
  2525.                         // 按鍵J：模糊減少 0.1 px
  2526.                     case $hs.keyMap.j:
  2527.                         $hs.tips(false);
  2528.                         kControl = 'blur'
  2529.                         if ($hs.filter.key[kControl] > 0) {
  2530.                             $hs.filter.key[kControl] -= 0.1
  2531.                             $hs.filter.key[kControl] = (+$hs.filter.key[kControl] || 0).toFixed(1)
  2532.                             $hs.filter.setup()
  2533.                         }
  2534.                         $hs.tips('Blur: ' + $hs.filter.key[kControl] + ' px')
  2535.                         return TERMINATE
  2536.                         break;
  2537.                         // 按鍵Q：圖像復位
  2538.                     case $hs.keyMap.q:
  2539.                         $hs.tips(false);
  2540.                         $hs.filter.reset()
  2541.                         $hs.tips('Video Filter Reset')
  2542.                         return TERMINATE
  2543.                         break;
  2544.                         // 按鍵S：畫面旋轉 90 度
  2545.                     case $hs.keyMap.s:
  2546.                         $hs.tips(false);
  2547.                         $hs.rotate += 90
  2548.                         if ($hs.rotate % 360 === 0) $hs.rotate = 0;
  2549.                         player.style.transform = 'rotate(' + $hs.rotate + 'deg)'
  2550.                         $hs.tips('Rotation：' + $hs.rotate + ' deg')
  2551.                         return TERMINATE
  2552.                         break;
  2553.                         // 按鍵迴車，進入FULLSCREEN
  2554.                     case $hs.keyMap.enter:
  2555.                         //t.callFullScreenBtn();
  2556.                         break;
  2557.                     case $hs.keyMap.n:
  2558.                         $hs.pictureInPicture(player);
  2559.                         return TERMINATE
  2560.                         break;
  2561.                     case $hs.keyMap.m:
  2562.                         //console.log('m!', player.volume,player._volume)
  2563.  
  2564.                         if (player.volume >= 0) {
  2565.  
  2566.                             if (!player.volume || player.muted) {
  2567.  
  2568.                                 var newVol = player.volume || player._volume || 0.5;
  2569.                                 if (player.volume !== newVol) {
  2570.                                     player.volume = newVol;
  2571.                                 }
  2572.                                 player.muted = false;
  2573.                                 $hs.tips(false);
  2574.                                 $hs.tips('Mute: Off', undefined);
  2575.  
  2576.                             } else {
  2577.  
  2578.                                 player._volume = player.volume;
  2579.                                 player._volume_p = player.volume;
  2580.                                 //player.volume = 0;
  2581.                                 player.muted = true;
  2582.                                 $hs.tips(false);
  2583.                                 $hs.tips('Mute: On', undefined);
  2584.  
  2585.                             }
  2586.  
  2587.                         }
  2588.  
  2589.                         return TERMINATE
  2590.                         break;
  2591.                     default:
  2592.                         // 按1-4設置播放速度 49-52;97-100
  2593.                         if ((keyCode >= 49 && keyCode <= 52) || (keyCode >= 97 && keyCode <= 100)) {
  2594.                             $hs.tips(false);
  2595.                             $hs.setPlaybackRate(Number(event.key), 1)
  2596.                             return TERMINATE
  2597.                         }
  2598.                 }
  2599.  
  2600.             }
  2601.         },
  2602.  
  2603.         handlerPlayerMouseMove: function(e) {
  2604.             let player = $hs.player();
  2605.             let rootNode = getRoot(player);
  2606.  
  2607.             if (rootNode.pointerLockElement != player) {
  2608.                 player.removeEventListener('mousemove', $hs.handlerPlayerMouseMove)
  2609.                 return;
  2610.             }
  2611.  
  2612.             var movementX = e.movementX || e.mozMovementX || e.webkitMovementX || 0,
  2613.                 movementY = e.movementY || e.mozMovementY || e.webkitMovementY || 0;
  2614.  
  2615.             player.__xyOffset.x += movementX
  2616.             player.__xyOffset.y += movementY
  2617.             var ld = Math.sqrt(screen.width * screen.width + screen.height * screen.height) * .1
  2618.             var md = Math.sqrt(player.__xyOffset.x * player.__xyOffset.x + player.__xyOffset.y * player.__xyOffset.y);
  2619.             if (md > ld) $hs.playerActionLeave();
  2620.  
  2621.         },
  2622.  
  2623.         playerActionEnter: function() {
  2624.             let player = $hs.player();
  2625.  
  2626.             if (player) {
  2627.                 player.__requestPointerLock();
  2628.                 player.__xyOffset = {
  2629.                     x: 0,
  2630.                     y: 0
  2631.                 };
  2632.                 player.addEventListener('mousemove', $hs.handlerPlayerMouseMove)
  2633.             }
  2634.         },
  2635.  
  2636.         playerActionLeave: function() {
  2637.             let player = $hs.player();
  2638.             if (player) player.removeEventListener('mousemove', $hs.handlerPlayerMouseMove)
  2639.             document.__exitPointerLock();
  2640.         },
  2641.  
  2642.         /* 按鍵響應方法 */
  2643.         handlerRootKeyDownEvent: function(event) {
  2644.             if ($hs.intVideoInitCount > 0) {} else {
  2645.                 return;
  2646.             }
  2647.  
  2648.             let keyCode = lowerKeyCode(event.keyCode)
  2649.             let key = event.key.toLowerCase()
  2650.             let player = $hs.player()
  2651.  
  2652.             if (!player) return; // no video tag
  2653.  
  2654.             let rootNode = getRoot(player);
  2655.  
  2656.             let keyAsm = (event.shiftKey ? SHIFT : 0) | (event.ctrlKey ? CTRL : 0) | (event.altKey ? ALT : 0);
  2657.  
  2658.             if (!keyAsm && keyCode == 27 && (document.fullscreenElement || rootNode.pointerLockElement)) {
  2659.                 setTimeout(() => {
  2660.                     if (document.fullscreenElement) {
  2661.                         document.exitFullscreen();
  2662.                     } else if (document.pointerLockElement) {
  2663.                         $hs.playerActionLeave();
  2664.                     }
  2665.                 }, 700);
  2666.                 return;
  2667.             }
  2668.  
  2669.             if (event.code == "Space" && keyCode > 128) keyCode = 32;
  2670.             if (isInOperation(event.target)) return;
  2671.  
  2672.             //console.log('K01')
  2673.  
  2674.             /* 切換插件的可用狀態 */
  2675.             // Shift-`
  2676.             if (keyAsm == SHIFT && keyCode === 192) {
  2677.                 $hs.enable = !$hs.enable;
  2678.                 $hs.tips(false);
  2679.                 if ($hs.enable) {
  2680.                     $hs.tips('啟用h5Player插件')
  2681.                 } else {
  2682.                     $hs.tips('禁用h5Player插件')
  2683.                 }
  2684.                 // 阻止事件冒泡
  2685.                 event.stopPropagation()
  2686.                 event.preventDefault()
  2687.                 return false
  2688.             }
  2689.             if (!$hs.enable) {
  2690.                 consoleLog('h5Player 已禁用~')
  2691.                 return false
  2692.             }
  2693.  
  2694.             /* 非全局模式下，不聚焦則不執行快捷鍵的操作 */
  2695.  
  2696.             if (!keyAsm && key == 'enter' && !isInOperation()) {
  2697.                 if (!rootNode.pointerLockElement && !document.fullscreenElement) {
  2698.                     if (rootNode.pointerLockElement != player) {
  2699.                         $hs.playerActionEnter();
  2700.  
  2701.                         // 阻止事件冒泡
  2702.                         event.stopPropagation()
  2703.                         event.preventDefault()
  2704.                         return false
  2705.                     }
  2706.                 } else if (rootNode.pointerLockElement && !document.fullscreenElement) {
  2707.                     $hs.playerActionLeave();
  2708.  
  2709.                     // 阻止事件冒泡
  2710.                     event.stopPropagation()
  2711.                     event.preventDefault()
  2712.                     return false
  2713.                 } else if (document.fullscreenElement) {
  2714.                     document.exitFullscreen();
  2715.  
  2716.                     // 阻止事件冒泡
  2717.                     event.stopPropagation()
  2718.                     event.preventDefault()
  2719.                     return false
  2720.                 }
  2721.             }
  2722.  
  2723.             let hv = (elm) => (elm && (elm == player || elm.contains(player)) ? elm : null);
  2724.  
  2725.             let _checkingPass;
  2726.  
  2727.             let plm = null;
  2728.             if (rootNode.activeElement && !rootNode.pointerLockElement && !document.fullscreenElement) {
  2729.                 // the active element may or may not contains the player
  2730.                 // but the player box (player->parent->parent->...) shall contains the active element (and the player)
  2731.                 // so if the active element is inside the layoutbox, okay!
  2732.                 // ps. layoutbox may be much larger than the activeelement, then it is not overlapping case.
  2733.                 plm = rootNode.activeElement
  2734.                 _checkingPass = $hs.isInActiveMode(rootNode.activeElement, player);
  2735.             } else {
  2736.                 plm = hv(rootNode.pointerLockElement) || hv(document.fullscreenElement)
  2737.                 _checkingPass = !!plm
  2738.             }
  2739.  
  2740.             if (_checkingPass) {
  2741.  
  2742.                 if (isInOperation()) return
  2743.  
  2744.                 $hs.keyCodeList = $hs.keyCodeList || Object.values($hs.keyMap);
  2745.                 $hs.keyList = $hs.keyList || (Object.keys($hs.keyMap).concat(['enter', 'shift', 'control', 'alt', 'escape', ' ', 'space', 'arrowleft', 'arrowright', 'arrowright', 'arrowup', 'arrowdown', '|']));
  2746.                 let isInUseCode = $hs.keyCodeList.includes(keyCode) || $hs.keyList.includes(key);
  2747.                 if (!isInUseCode) return
  2748.  
  2749.                 let res = $hs.playerTrigger(player, event)
  2750.                 if (res == TERMINATE) {
  2751.                     event.stopPropagation()
  2752.                     event.preventDefault()
  2753.                     return false
  2754.                 }
  2755.  
  2756.             }
  2757.         },
  2758.         /* 設置播放進度 */
  2759.         setPlayProgress: function(player, curTime) {
  2760.             if (!player) return
  2761.             if (!curTime || Number.isNaN(curTime)) return
  2762.             player.currentTime = curTime
  2763.             if (curTime > 3) {
  2764.                 $hs.tips(false);
  2765.                 $hs.tips(`Playback Jumps to ${$hs.toolFormatCT(curTime)}`)
  2766.                 if (player.paused) player.play();
  2767.             }
  2768.         }
  2769.     }
  2770.  
  2771.     function makeFilter(arr, k) {
  2772.         var res = ""
  2773.         for (const e of arr) {
  2774.             for (const d of e) {
  2775.                 res += " " + (1.0 * d * k).toFixed(9)
  2776.             }
  2777.         }
  2778.         return res.trim()
  2779.     }
  2780.  
  2781.     function _add_filter(rootElm) {
  2782.         var rootView = null;
  2783.         if (rootElm && rootElm.nodeType > 0) {
  2784.             while (rootElm.parentNode && rootElm.parentNode.nodeType === 1) rootElm = rootElm.parentNode;
  2785.             rootView = rootElm.querySelector('body') || rootElm;
  2786.         } else {
  2787.             return;
  2788.         }
  2789.  
  2790.         if (rootView && rootView.querySelector && !rootView.querySelector('#_h5player_section_')) {
  2791.  
  2792.             let svgFilterElm = document.createElement('section')
  2793.             svgFilterElm.style.position = 'fixed';
  2794.             svgFilterElm.style.left = '-999px';
  2795.             svgFilterElm.style.width = '1px';
  2796.             svgFilterElm.style.top = '-999px';
  2797.             svgFilterElm.style.height = '1px';
  2798.             svgFilterElm.id = '_h5player_section_'
  2799.             var svgXML = `
  2800.                 <svg id='_h5p_image' version="1.1" xmlns="http://www.w3.org/2000/svg">
  2801.                 <defs>
  2802.                 <filter id="_h5p_sharpen1">
  2803.                 <feConvolveMatrix filterRes="100 100" style="color-interpolation-filters:sRGB" order="3" kernelMatrix="` + `
  2804.                 -0.3 -0.3 -0.3
  2805.                 -0.3 3.4 -0.3
  2806.                 -0.3 -0.3 -0.3`.replace(/[\n\r]+/g, '  ').trim() + `"  preserveAlpha="true"/>
  2807.                 </filter>
  2808.                 <filter id="_h5p_unsharpen1">
  2809.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="5" kernelMatrix="` +
  2810.                 makeFilter([
  2811.                     [1, 4, 6, 4, 1],
  2812.                     [4, 16, 24, 16, 4],
  2813.                     [6, 24, -476, 24, 6],
  2814.                     [4, 16, 24, 16, 4],
  2815.                     [1, 4, 6, 4, 1]
  2816.                 ], -1 / 256) + `"  preserveAlpha="false"/>
  2817.                 </filter>
  2818.                 <filter id="_h5p_unsharpen3_05">
  2819.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="3" kernelMatrix="` +
  2820.                 makeFilter(
  2821.                     [
  2822.                         [0.025, 0.05, 0.025],
  2823.                         [0.05, -1.1, 0.05],
  2824.                         [0.025, 0.05, 0.025]
  2825.                     ], -1 / .8) + `"  preserveAlpha="false"/>
  2826.                 </filter>
  2827.                 <filter id="_h5p_unsharpen3_10">
  2828.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="3" kernelMatrix="` +
  2829.                 makeFilter(
  2830.                     [
  2831.                         [0.05, 0.1, 0.05],
  2832.                         [0.1, -1.4, 0.1],
  2833.                         [0.05, 0.1, 0.05]
  2834.                     ], -1 / .8) + `"  preserveAlpha="false"/>
  2835.                 </filter>
  2836.                 <filter id="_h5p_unsharpen5_05">
  2837.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="5" kernelMatrix="` +
  2838.                 makeFilter(
  2839.                     [
  2840.                         [0.025, 0.1, 0.15, 0.1, 0.025],
  2841.                         [0.1, 0.4, 0.6, 0.4, 0.1],
  2842.                         [0.15, 0.6, -18.3, 0.6, 0.15],
  2843.                         [0.1, 0.4, 0.6, 0.4, 0.1],
  2844.                         [0.025, 0.1, 0.15, 0.1, 0.025]
  2845.                     ], -1 / 12.8) + `"  preserveAlpha="false"/>
  2846.                 </filter>
  2847.                 <filter id="_h5p_unsharpen5_10">
  2848.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="5" kernelMatrix="` +
  2849.                 makeFilter(
  2850.                     [
  2851.                         [0.05, 0.2, 0.3, 0.2, 0.05],
  2852.                         [0.2, 0.8, 1.2, 0.8, 0.2],
  2853.                         [0.3, 1.2, -23.8, 1.2, 0.3],
  2854.                         [0.2, 0.8, 1.2, 0.8, 0.2],
  2855.                         [0.05, 0.2, 0.3, 0.2, 0.05]
  2856.                     ], -1 / 12.8) + `"  preserveAlpha="false"/>
  2857.                 </filter>
  2858.                 <filter id="_h5p_unsharpen9_05">
  2859.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="9" kernelMatrix="` +
  2860.                 makeFilter(
  2861.                     [
  2862.                         [0.025, 0.2, 0.7, 1.4, 1.75, 1.4, 0.7, 0.2, 0.025],
  2863.                         [0.2, 1.6, 5.6, 11.2, 14, 11.2, 5.6, 1.6, 0.2],
  2864.                         [0.7, 5.6, 19.6, 39.2, 49, 39.2, 19.6, 5.6, 0.7],
  2865.                         [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
  2866.                         [1.75, 14, 49, 98, -4792.7, 98, 49, 14, 1.75],
  2867.                         [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
  2868.                         [0.7, 5.6, 19.6, 39.2, 49, 39.2, 19.6, 5.6, 0.7],
  2869.                         [0.2, 1.6, 5.6, 11.2, 14, 11.2, 5.6, 1.6, 0.2],
  2870.                         [0.025, 0.2, 0.7, 1.4, 1.75, 1.4, 0.7, 0.2, 0.025]
  2871.                     ], -1 / 3276.8) + `"  preserveAlpha="false"/>
  2872.                 </filter>
  2873.                 <filter id="_h5p_unsharpen9_10">
  2874.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="9" kernelMatrix="` +
  2875.                 makeFilter(
  2876.                     [
  2877.                         [0.05, 0.4, 1.4, 2.8, 3.5, 2.8, 1.4, 0.4, 0.05],
  2878.                         [0.4, 3.2, 11.2, 22.4, 28, 22.4, 11.2, 3.2, 0.4],
  2879.                         [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
  2880.                         [2.8, 22.4, 78.4, 156.8, 196, 156.8, 78.4, 22.4, 2.8],
  2881.                         [3.5, 28, 98, 196, -6308.6, 196, 98, 28, 3.5],
  2882.                         [2.8, 22.4, 78.4, 156.8, 196, 156.8, 78.4, 22.4, 2.8],
  2883.                         [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
  2884.                         [0.4, 3.2, 11.2, 22.4, 28, 22.4, 11.2, 3.2, 0.4],
  2885.                         [0.05, 0.4, 1.4, 2.8, 3.5, 2.8, 1.4, 0.4, 0.05]
  2886.                     ], -1 / 3276.8) + `"  preserveAlpha="false"/>
  2887.                     </filter>
  2888.                     <filter id="_h5p_grey1">
  2889.                     <feColorMatrix values="0.3333 0.3333 0.3333 0 0
  2890.                     0.3333 0.3333 0.3333 0 0
  2891.                     0.3333 0.3333 0.3333 0 0
  2892.                     0      0      0      1 0"/>
  2893.                     <feColorMatrix type="saturate" values="0" />
  2894.                     </filter>
  2895.                     </defs>
  2896.                     </svg>
  2897.                     `;
  2898.  
  2899.             svgFilterElm.innerHTML = svgXML.replace(/[\r\n\s]+/g, ' ').trim();
  2900.  
  2901.             rootView.appendChild(svgFilterElm);
  2902.         }
  2903.  
  2904.     }
  2905.  
  2906.     /**
  2907.      * 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
  2908.      * 解決參考：
  2909.      * https://developers.google.com/web/fundamentals/web-components/shadowdom?hl=zh-cn#closed
  2910.      * https://stackoverflow.com/questions/54954383/override-element-prototype-attachshadow-using-chrome-extension
  2911.      */
  2912.  
  2913.     const initForShadowRoot = async (shadowRoot) => {
  2914.         try {
  2915.             if (shadowRoot && shadowRoot.nodeType > 0 && 'querySelectorAll' in shadowRoot) {
  2916.                 $hs.bindDocEvents(shadowRoot);
  2917.                 new VideoListener(shadowRoot).listen(handlerVideoFound)
  2918.                 shadowRoots.push(shadowRoot)
  2919.             }
  2920.         } catch (e) {
  2921.             console.log('h5Player: initForShadowRoot failed')
  2922.         }
  2923.     }
  2924.  
  2925.     function hackAttachShadow() { // attachShadow - DOM Standard
  2926.  
  2927.         var _prototype_ = window && window.HTMLElement ? window.HTMLElement.prototype : null;
  2928.         if (_prototype_ && typeof _prototype_.attachShadow == 'function') {
  2929.  
  2930.             var _attachShadow = _prototype_.attachShadow
  2931.  
  2932.             hackAttachShadow = null
  2933.             _prototype_.attachShadow = function() {
  2934.                 let arg = [...arguments];
  2935.                 if (arg[0] && arg[0].mode) arg[0].mode = 'open';
  2936.                 let shadowRoot = _attachShadow.apply(this, arg);
  2937.                 initForShadowRoot(shadowRoot);
  2938.                 return shadowRoot
  2939.             }
  2940.  
  2941.         }
  2942.  
  2943.     }
  2944.  
  2945.     function hackCreateShadowRoot() { // createShadowRoot - Deprecated
  2946.  
  2947.         var _prototype_ = window && window.HTMLElement ? window.HTMLElement.prototype : null;
  2948.         if (_prototype_ && typeof _prototype_.createShadowRoot == 'function') {
  2949.  
  2950.             var _createShadowRoot = _prototype_.createShadowRoot;
  2951.  
  2952.             hackCreateShadowRoot = null
  2953.             _prototype_.createShadowRoot = function() {
  2954.                 const shadowRoot = _createShadowRoot.apply(this, arguments);
  2955.                 initForShadowRoot(shadowRoot);
  2956.                 return shadowRoot;
  2957.             }
  2958.  
  2959.         }
  2960.     }
  2961.  
  2962.     /* 事件偵聽hack */
  2963.     function hackEventListener() {
  2964.         if (!window.EventTarget) return;
  2965.         const eventTargetPrototype = window.EventTarget.prototype;
  2966.         var _addEventListener = eventTargetPrototype.addEventListener;
  2967.         var _removeEventListener = eventTargetPrototype.removeEventListener;
  2968.         if (typeof _addEventListener == 'function' && typeof _removeEventListener == 'function') {} else return;
  2969.         hackEventListener = null;
  2970.  
  2971.         class Listeners {
  2972.  
  2973.             constructor(dom, type) {
  2974.                 this._dom = dom;
  2975.                 this._type = type;
  2976.                 this.listenersCount = 0;
  2977.                 this.hashList = {};
  2978.             }
  2979.             get baseFunc() {
  2980.                 if (this._dom && this._type) {
  2981.                     return this._dom['on' + this._type];
  2982.                 }
  2983.             }
  2984.             get funcCount() {
  2985.                 if (this._dom && this._type) {
  2986.                     return (typeof this.baseFunc == 'function') * 1 + (this.listenersCount || 0)
  2987.                 }
  2988.             }
  2989.  
  2990.  
  2991.         }
  2992.  
  2993.  
  2994.  
  2995.         var hackedEvtCount = 0;
  2996.  
  2997.  
  2998.         function timeupdateHack(evtTarget, args) {
  2999.             consoleLog('timeupdate detected')
  3000.             if (!evtTarget._onceTimeUpdateHack) {
  3001.                 evtTarget._onceTimeUpdateHack = true;
  3002.                 if (!_endlessloop) _endlessloop = new EndlessLoop();
  3003.                 let opts = _endlessloop.append(handle.timeupdatef_ell)
  3004.                 opts.video = evtTarget;
  3005.                 opts.lastTime = -1;
  3006.                 opts.evt = new SimEvent("timeupdatef", {
  3007.                     bubbles: false,
  3008.                     cancelable: true,
  3009.                 }, 'timeupdate');
  3010.                 opts.loopingStart();
  3011.                 _ell_timeupdatefs.push(opts);
  3012.             }
  3013.             args[0] = 'timeupdatef';
  3014.             args[1] = sim_arg_1_fn(args[1], _evtOB_create._timeupdate())
  3015.             _addEventListener.apply(evtTarget, args)
  3016.             consoleLog('timeupdate(fast) is added with listener', fn_toString(listener))
  3017.         }
  3018.  
  3019.         eventTargetPrototype.addEventListener = function() {
  3020.             if (!this || !(this instanceof EventTarget)) {
  3021.                 return _addEventListener.apply(this, arguments)
  3022.                 //unknown bug?
  3023.             }
  3024.  
  3025.             let arg = arguments
  3026.             let type = arg[0]
  3027.             let listener = arg[1]
  3028.             let boolCapture = !!((arg[2] && typeof arg[2] == 'object') ? arg[2].capture : arg[2])
  3029.             let sim_arg = null;
  3030.             if (type == 'timeupdate' && this.nodeType == 1 && this.nodeName == "VIDEO" && 0) {
  3031.                 timeupdateHack(this, [...arg])
  3032.             } else {
  3033.                 _addEventListener.apply(this, arg)
  3034.             }
  3035.  
  3036.             this._listeners = this._listeners || {}
  3037.             this._listeners[type] = this._listeners[type] || new Listeners(this, type)
  3038.             let uid = 100000 + (++hackedEvtCount);
  3039.             let listenerObj = {
  3040.                 listener,
  3041.                 options: arg[2],
  3042.                 uid: uid,
  3043.                 useCapture: boolCapture,
  3044.                 sim_arg
  3045.             }
  3046.             this._listeners[type].hashList[uid + ''] = listenerObj;
  3047.             this._listeners[type].listenersCount++;
  3048.         }
  3049.         // hack removeEventListener
  3050.         eventTargetPrototype.removeEventListener = function() {
  3051.             if (!this || !(this instanceof EventTarget)) {
  3052.                 return _removeEventListener.apply(this, arguments)
  3053.                 //unknown bug?
  3054.             }
  3055.  
  3056.             let arg = arguments
  3057.             let type = arg[0]
  3058.             let listener = arg[1]
  3059.  
  3060.             let boolCapture = !!((arg[2] && typeof arg[2] == 'object') ? arg[2].capture : arg[2])
  3061.  
  3062.             let defaultRemoval = true;
  3063.             if (this._listeners && this._listeners[type] && this._listeners[type].hashList) {
  3064.                 let hashList = this._listeners[type].hashList
  3065.                 for (let k in hashList) {
  3066.                     if (hashList[k].listener === listener && hashList[k].useCapture == boolCapture) {
  3067.                         if (hashList[k].sim_arg) {
  3068.                             defaultRemoval = false;
  3069.                             _removeEventListener.apply(this, hashList[k].sim_arg.slice(0, 3));
  3070.                         }
  3071.                         delete hashList[k];
  3072.                         this._listeners[type].listenersCount--;
  3073.                         break;
  3074.                     }
  3075.                 }
  3076.             }
  3077.             if (defaultRemoval) _removeEventListener.apply(this, arg);
  3078.         }
  3079.     }
  3080.  
  3081.     function handlerVideoFound(video) {
  3082.  
  3083.         if (!video) return;
  3084.         if (video.getAttribute('_h5ppid')) return;
  3085.         var alabel = video.getAttribute('aria-label')
  3086.         if (alabel && typeof alabel == "string" && alabel.toUpperCase() == "GIF") return;
  3087.         consoleLog('handlerVideoFound', video)
  3088.  
  3089.         $hs.intVideoInitCount = ($hs.intVideoInitCount || 0) + 1;
  3090.         consoleLog(' - HTML5 Video is detected -', `Number of Videos: ${$hs.intVideoInitCount}`)
  3091.         if ($hs.intVideoInitCount === 1) $hs.fireGlobalInit();
  3092.         video.setAttribute('_h5ppid', 'h5p-' + $hs.intVideoInitCount)
  3093.  
  3094.         let rootNode = getRoot(video);
  3095.         if (rootNode.host) $hs.getLayoutBox(video);
  3096.         let rootElm = rootNode.querySelector('head') || rootNode.querySelector('html') || document.documentElement //48763
  3097.         _add_filter(rootElm)
  3098.  
  3099.         video.addEventListener('loadedmetadata', $hs.handlerVideoLoadedMetaData, true);
  3100.  
  3101.     }
  3102.  
  3103.  
  3104.     ResizeODM.__init__();
  3105.  
  3106.     hackAttachShadow()
  3107.     hackCreateShadowRoot()
  3108.     hackEventListener()
  3109.  
  3110.  
  3111.     window.addEventListener('message', $hs.handlerWinMessage, false);
  3112.     $hs.bindDocEvents(document);
  3113.     new VideoListener(document.documentElement).listen(handlerVideoFound)
  3114.  
  3115.     var windowsLD = (function() {
  3116.         let ls_res = [];
  3117.         try {
  3118.             ls_res = [!!window.localStorage, !!window.top.localStorage];
  3119.         } catch (e) {}
  3120.         try {
  3121.             let winp = window;
  3122.             let winc = 0;
  3123.             while (winp !== window.top && winp && ++winc) winp = winp.parentNode;
  3124.             ls_res.push(winc);
  3125.         } catch (e) {}
  3126.         return ls_res;
  3127.     })();
  3128.  
  3129.     consoleLogF('- h5Player Plugin Loaded -', ...windowsLD)
  3130.  
  3131.     function isInCrossOriginFrame() {
  3132.         let result = true;
  3133.         try {
  3134.             if (window.top.localStorage || window.top.location.href) result = false;
  3135.         } catch (e) {}
  3136.         return result
  3137.     }
  3138.  
  3139.     if (isInCrossOriginFrame()) consoleLog('cross origin frame detected');
  3140.  
  3141.  
  3142. })(null);