☰

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      2.9.0a5
  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.  
  663.         constructor(shadowRoot) {
  664.  
  665.             this.usable = false;
  666.             this.observer = null;
  667.             this.asyncCheckFunc = null;
  668.             this.cid_asyncCheckFunc = 0;
  669.  
  670.             this.rootElement = shadowRoot || window.document;
  671.             if (this.rootElement && !this.rootElement.__videoListenerEnabled__) {
  672.                 this.rootElement.__videoListenerEnabled__ = true;
  673.                 this.usable = true;
  674.             }
  675.         }
  676.  
  677.         delayCheck() {
  678.             if (this.cid_asyncCheckFunc) $ws.cancelAnimationFrame(this.cid_asyncCheckFunc);
  679.             this.cid_asyncCheckFunc = $ws.requestAnimationFrame(this.asyncCheckFunc);
  680.         }
  681.  
  682.         listen(fn) {
  683.             if (!this.usable) return;
  684.             this.init_observer();
  685.             this.fn = fn; // single function
  686.             this.checkOnce();
  687.             this.checkEach();
  688.         }
  689.         init_observer() {
  690.             if (this.observer) return;
  691.             this.asyncCheckFunc = () => this.checkEach();
  692.             this.observer = new window.__MutationObserver(this.mutationObserverCallback);
  693.             this.observer.observe(this.rootElement, {
  694.                 childList: true,
  695.                 subtree: true
  696.             })
  697.             this.observer.videoListener = this;
  698.         }
  699.         mutationObserverCallback(mutations, observer) {
  700.  
  701.  
  702.             if (mutations && 'length' in mutations) {
  703.                 var requireChecking = Array.prototype.some.call(mutations, mutation => {
  704.                     let addedNodes = mutation.addedNodes;
  705.                     if (!addedNodes || !addedNodes.length) return false;
  706.                     return Array.prototype.some.call(addedNodes, addedNode => {
  707.                         return (addedNode.nodeName == 'VIDEO' || addedNode.childElementCount > 0)
  708.                     });
  709.                 });
  710.  
  711.                 if (requireChecking) observer.videoListener.delayCheck();
  712.  
  713.             }
  714.  
  715.         }
  716.  
  717.         async checkOnce() {
  718.             var treeWalker = document.createTreeWalker(
  719.                 document.documentElement,
  720.                 NodeFilter.SHOW_ELEMENT, {
  721.                     acceptNode: (node) => (node.shadowRoot ? NodeFilter.FILTER_ACCEPT : NodeFilter.FILTER_SKIP)
  722.                 }
  723.             );
  724.             var nodeList = [];
  725.             while (treeWalker.nextNode()) nodeList.push(treeWalker.currentNode);
  726.             for (const node of nodeList) this._checkRoot(node.shadowRoot);
  727.         }
  728.  
  729.         async checkEach() {
  730.             this._checkRoot(this.rootElement);
  731.         }
  732.         _checkRoot(shadowRoot) {
  733.             const videos = shadowRoot.querySelectorAll('VIDEO'); //shadowRoot don't have getElementsByTagName
  734.             for (const video of videos) {
  735.                 if (!video._onceMutationReady) {
  736.                     video._onceMutationReady = true;
  737.                     video.setAttribute('h5p_observed', '1');
  738.                     this.fn(video);
  739.                 }
  740.             }
  741.         }
  742.     }
  743.     const _keyMap = function(arr, obj) {
  744.         let res = {};
  745.         for (const key of arr) res[key] = key.charCodeAt(0);
  746.         Object.assign(res, obj);
  747.         return res;
  748.     }
  749.  
  750.  
  751.     $hs = {
  752.  
  753.         pictureInPicture: function(videoElm) {
  754.             if (document.pictureInPictureElement) {
  755.                 document.exitPictureInPicture();
  756.             } else if ('requestPictureInPicture' in videoElm) {
  757.                 videoElm.requestPictureInPicture()
  758.             } else {
  759.                 $hs.tips('PIP is not supported.');
  760.             }
  761.  
  762.         },
  763.  
  764.         handlerVideoPlaying: function(evt) {
  765.  
  766.             $hs._actionBoxSet(evt.target);
  767.             $hs.playerInstance = evt.target;
  768.             $hs.onVideoTriggering();
  769.  
  770.             if (!$hs.enable) return $hs.tips(false);
  771.             let player = this;
  772.             if (player._isThisPausedBefore_) consoleLog('resumed')
  773.             let _pausedbefore_ = player._isThisPausedBefore_
  774.  
  775.             if (player.playpause_cid) {
  776.                 clearTimeout(player.playpause_cid);
  777.                 player.playpause_cid = 0;
  778.             }
  779.             let _last_paused = player._last_paused
  780.             player._last_paused = player.paused
  781.             if (_last_paused === !player.paused) {
  782.                 player.playpause_cid = setTimeout(() => {
  783.                     if (player.paused === !_last_paused && !player.paused && _pausedbefore_) {
  784.                         $hs.tips('Playback resumed', undefined, 2500)
  785.                     }
  786.                 }, 90)
  787.             }
  788.  
  789.             /* 播放的時候進行相關同步操作 */
  790.  
  791.             if (!player._record_continuous) {
  792.  
  793.                 /* 同步之前設定的播放速度 */
  794.                 $hs.setPlaybackRate()
  795.  
  796.                 if (!_endlessloop) _endlessloop = new EndlessLoop();
  797.  
  798.                 player._record_continuous = _endlessloop.append(handle.playbackELL);
  799.                 player._record_continuous._lastSave = -999;
  800.  
  801.                 player._record_continuous.timeDelta = 2000;
  802.                 player._record_continuous.player = player
  803.                 player._record_continuous.playbackRecord = handle.playbackRecord;
  804.                 player._record_continuous.updateUID = handle.pr_updateUID;
  805.  
  806.                 player._record_continuous.playingWithRecording = function() {
  807.                     let player = this.player;
  808.                     if (!player.paused && this.updateUID() && !this.looping) {
  809.                         this.pTime = 0;
  810.                         this.loopingStart();
  811.                     }
  812.                 }
  813.  
  814.             }
  815.  
  816.             player._record_continuous.playingWithRecording(player); //try to start recording
  817.  
  818.             for (const opts of _ell_timeupdatefs) opts.loopingStart();
  819.  
  820.             player._isThisPausedBefore_ = false;
  821.  
  822.         },
  823.         handlerVideoPause: function() {
  824.  
  825.             if (!$hs.enable) return $hs.tips(false);
  826.             let player = this;
  827.             consoleLog('pause')
  828.             player._isThisPausedBefore_ = true;
  829.  
  830.             let _last_paused = player._last_paused
  831.             player._last_paused = player.paused
  832.             if (player.playpause_cid) {
  833.                 clearTimeout(player.playpause_cid);
  834.                 player.playpause_cid = 0;
  835.             }
  836.             if (_last_paused === !player.paused) {
  837.                 player.playpause_cid = setTimeout(() => {
  838.                     if (player.paused === !_last_paused && player.paused) {
  839.                         $hs.tips('Playback paused', undefined, 2500)
  840.                     }
  841.                 }, 90)
  842.             }
  843.  
  844.  
  845.             if (player._record_continuous && player._record_continuous.looping) {
  846.                 player._record_continuous.playbackRecord(); //playbackRecord once before stopping  //handle.playbackRecord;
  847.                 player._record_continuous.loopingStop();
  848.             }
  849.  
  850.             for (const opts of _ell_timeupdatefs) opts.loopingStop();
  851.  
  852.         },
  853.         handlerVideoVolumeChange: function() {
  854.  
  855.             if (this.volume >= 0) {} else {
  856.                 return;
  857.             }
  858.             let cVol = this.volume;
  859.             let cMuted = this.muted;
  860.  
  861.             if (cVol === this._volume_p && cMuted === this._muted_p) {
  862.                 // nothing changed
  863.             } else if (cVol === this._volume_p && cMuted !== this._muted_p) {
  864.                 // muted changed
  865.             } else { // cVol != pVol
  866.  
  867.                 // only volume changed
  868.  
  869.                 let shallShowTips = this._volume >= 0; //prevent initialization
  870.  
  871.                 if (!cVol) {
  872.                     this.muted = true;
  873.                 } else if (cMuted) {
  874.                     this.muted = false;
  875.                     this._volume = cVol;
  876.                 } else if (!cMuted) {
  877.                     this._volume = cVol;
  878.                 }
  879.                 consoleLog('volume changed')
  880.  
  881.                 let player = this;
  882.  
  883.                 if (shallShowTips)
  884.                     $hs.tips('Volume: ' + dround(player.volume * 100) + '%', undefined, 3000)
  885.  
  886.             }
  887.  
  888.             this._volume_p = cVol
  889.             this._muted_p = cMuted
  890.  
  891.         },
  892.         handlerVideoLoadedMetaData: function() {
  893.             consoleLog('video size', this.videoWidth + ' x ' + this.videoHeight);
  894.  
  895.             let player = this
  896.             let vpid = player.getAttribute('_h5ppid') || null;
  897.             if (!vpid || !player.currentSrc) return;
  898.  
  899.             if ($hs.varSrcList[vpid] != player.currentSrc) {
  900.                 $hs.varSrcList[vpid] = player.currentSrc;
  901.                 $hs.videoSrcFound(player);
  902.                 $hs._actionBoxSet(player);
  903.             }
  904.  
  905.             if (!player._onceVideoLoaded) {
  906.                 player._onceVideoLoaded = true;
  907.                 player.addEventListener('playing', $hs.handlerVideoPlaying)
  908.                 player.addEventListener('pause', $hs.handlerVideoPause);
  909.                 player.addEventListener("volumechange", $hs.handlerVideoVolumeChange);
  910.             }
  911.  
  912.         },
  913.         handlerElementMouseEnter: function(evt) {
  914.             if ($hs.intVideoInitCount > 0) {} else {
  915.                 return;
  916.             }
  917.             var videoActive = $hs.trigger_actionBoxes.some(actionBox => (evt.target === actionBox || actionBox.contains(evt.target)))
  918.             $hs.debug01(evt, videoActive)
  919.             if (!videoActive) return;
  920.  
  921.  
  922.             let player = evt.target;
  923.             if (player.nodeName != "VIDEO") player = player.querySelector('video[_h5ppid]');
  924.             if (player) $hs._actionBoxSet(player);
  925.         },
  926.         handlerElementMouseDown: function(evt) {
  927.  
  928.             if ($hs.intVideoInitCount > 0) {} else {
  929.                 return;
  930.             }
  931.             var videoActive = $hs.trigger_actionBoxes.some(actionBox => (evt.target === actionBox || actionBox.contains(evt.target)))
  932.             $hs.debug01(evt, videoActive)
  933.             if (!videoActive) return;
  934.  
  935.  
  936.  
  937.             let player = this; //evt.target may be something else
  938.             if (player.nodeName != "VIDEO") player = player.querySelector('video[_h5ppid]');
  939.             if (!player) return;
  940.             let {
  941.                 layoutBox,
  942.                 wPlayer
  943.             } = $hs.getLayoutBox(player);
  944.             if (layoutBox && layoutBox.contains(evt.target)) {
  945.                 $hs.makeFocus(player, evt)
  946.             }
  947.         },
  948.         handlerElementWheelTuneVolume: function(evt) { //shift + wheel
  949.  
  950.             if ($hs.intVideoInitCount > 0) {} else {
  951.                 return;
  952.             }
  953.             var videoActive = $hs.trigger_actionBoxes.some(actionBox => (evt.target === actionBox || actionBox.contains(evt.target)))
  954.             $hs.debug01(evt, videoActive)
  955.             console.log(166, !videoActive, !evt.shiftKey, evt.deltaY, evt.target)
  956.             if (!videoActive) return;
  957.             if (!evt.shiftKey) return;
  958.             if (evt.deltaY) {
  959.                 let player = $hs.player();
  960.                 if (!player) return;
  961.  
  962.                 if (evt.deltaY > 0) {
  963.  
  964.                     if ((player.muted && player.volume === 0) && player._volume > 0) {
  965.  
  966.                         player.muted = false;
  967.                         player.volume = player._volume;
  968.                     } else if (player.muted && (player.volume > 0 || !player._volume)) {
  969.                         player.muted = false;
  970.                     }
  971.                     $hs.tuneVolume(-0.05)
  972.  
  973.                     evt.stopPropagation()
  974.                     evt.preventDefault()
  975.                     return false
  976.  
  977.                 } else if (evt.deltaY < 0) {
  978.  
  979.                     if ((player.muted && player.volume === 0) && player._volume > 0) {
  980.                         player.muted = false;
  981.                         player.volume = player._volume;
  982.                     } else if (player.muted && (player.volume > 0 || !player._volume)) {
  983.                         player.muted = false;
  984.                     }
  985.                     $hs.tuneVolume(+0.05)
  986.  
  987.                     evt.stopPropagation()
  988.                     evt.preventDefault()
  989.                     return false
  990.  
  991.                 }
  992.             }
  993.         },
  994.         debug01: function(evt, videoActive) {
  995.  
  996.             if (!$hs.eventHooks) {
  997.                 document.__h5p_eventhooks = ($hs.eventHooks = {
  998.                     _debug_: []
  999.                 });
  1000.             }
  1001.             $hs.eventHooks._debug_.push([videoActive, evt.type]);
  1002.             console.log('h5p eventhooks = document.__h5p_eventhooks')
  1003.         },
  1004.         handlerElementDblClick: function(evt) {
  1005.  
  1006.             if ($hs.intVideoInitCount > 0) {} else {
  1007.                 return;
  1008.             }
  1009.             var videoActive = $hs.trigger_actionBoxes.some(actionBox => (evt.target === actionBox || actionBox.contains(evt.target)))
  1010.             $hs.debug01(evt, videoActive)
  1011.             if (!videoActive) return;
  1012.  
  1013.             consoleLog('dblclick', this, evt.target)
  1014.  
  1015.             if (this.nodeName == 'VIDEO' && evt.target.nodeName == 'VIDEO' && this.getAttribute('_h5p_actionbox_')) {
  1016.                 return;
  1017.             }
  1018.             if (document.readyState != "complete") return;
  1019.  
  1020.             var actionBox = $hs.trigger_actionBoxes.filter(actionBox => (evt.target === actionBox || actionBox.contains(evt.target)))[0]
  1021.  
  1022.  
  1023.             let vpid = actionBox.getAttribute('_h5p_actionbox_');
  1024.             if (!vpid) return;
  1025.             let player = getRoot(actionBox).querySelector(`[_h5ppid="${vpid}"]`);
  1026.             $hs._actionBoxSet(player)
  1027.             $hs.playerInstance = player
  1028.             $hs.onVideoTriggering()
  1029.  
  1030.             $hs.callFullScreenBtn();
  1031.  
  1032.             evt.stopPropagation()
  1033.             evt.preventDefault()
  1034.             return false
  1035.  
  1036.         },
  1037.         handlerDocFocusOut: function(e) {
  1038.             let doc = this;
  1039.             $hs.focusFxLock = true;
  1040.             $ws.requestAnimationFrame(function() {
  1041.                 $hs.focusFxLock = false;
  1042.                 if (!$hs.enable) $hs.tips(false);
  1043.                 else
  1044.                 if (!doc.hasFocus() && $hs.player() && !$hs.isLostFocus) {
  1045.                     $hs.isLostFocus = true;
  1046.                     consoleLog('doc.focusout')
  1047.                     //$hs.tips('focus is lost', -1);
  1048.                 }
  1049.             });
  1050.         },
  1051.         handlerDocFocusIn: function(e) {
  1052.             let doc = this;
  1053.             if ($hs.focusFxLock) return;
  1054.             $ws.requestAnimationFrame(function() {
  1055.  
  1056.                 if ($hs.focusFxLock) return;
  1057.                 if (!$hs.enable) $hs.tips(false);
  1058.                 else
  1059.                 if (doc.hasFocus() && $hs.player() && $hs.isLostFocus) {
  1060.                     $hs.isLostFocus = false;
  1061.                     consoleLog('doc.focusin')
  1062.                     $hs.tips(false);
  1063.  
  1064.                 }
  1065.             });
  1066.         },
  1067.  
  1068.         handlerWinMessage: async function(e) {
  1069.             let tag, ed;
  1070.             if (typeof e.data == 'object' && typeof e.data.tag == 'string') {
  1071.                 tag = e.data.tag;
  1072.                 ed = e.data
  1073.             } else {
  1074.                 return;
  1075.             }
  1076.             let msg = null,
  1077.                 success = 0;
  1078.             switch (tag) {
  1079.                 case 'consoleLog':
  1080.                     var msg_str = ed.str;
  1081.                     var msg_stype = ed.stype;
  1082.                     if (msg_stype === 1) {
  1083.                         msg = (document[str_postMsgData] || {})[msg_str] || [];
  1084.                         success = 1;
  1085.                     } else if (msg_stype === 2) {
  1086.                         msg = jsonParse(msg_str);
  1087.                         if (msg && msg.d) {
  1088.                             success = 2;
  1089.                             msg = msg.d;
  1090.                         }
  1091.                     } else {
  1092.                         msg = msg_str
  1093.                     }
  1094.                     var p = (ed.passing && ed.winOrder) ? [' | from win-' + ed.winOrder] : [];
  1095.                     if (success) {
  1096.                         console.log(...msg, ...p)
  1097.                         //document[ed.data]=null;   // also delete the information
  1098.                     } else {
  1099.                         console.log('msg--', msg, ...p, ed);
  1100.                     }
  1101.                     break;
  1102.  
  1103.             }
  1104.         },
  1105.  
  1106.         isInActiveMode: function(activeElm, player) {
  1107.  
  1108.             if (activeElm == player) {
  1109.                 return true;
  1110.             }
  1111.  
  1112.             if($hs.trigger_actionBoxes[0]){
  1113.                 var actionBox=$hs.trigger_actionBoxes[0];
  1114.                 if(activeElm==actionBox || actionBox.contains(activeElm)){
  1115.                 return true;
  1116.                 }
  1117.  
  1118.             }
  1119.  
  1120.             let _checkingPass = false;
  1121.             let {
  1122.                 layoutBox,
  1123.                 wPlayer
  1124.             } = $hs.getLayoutBox(player);
  1125.             if (layoutBox && layoutBox.parentNode && layoutBox.contains(activeElm)) {
  1126.                 let rpid = player.getAttribute('_h5ppid') || "NULL";
  1127.                 let actionBox = layoutBox.parentNode.querySelector(`[_h5p_actionbox_="${rpid}"]`); //the box can be layoutBox
  1128.                 if (actionBox && actionBox.contains(activeElm)) _checkingPass = true;
  1129.             }
  1130.  
  1131.             return _checkingPass
  1132.         },
  1133.  
  1134.  
  1135.         toolCheckFullScreen: function(doc) {
  1136.             if (typeof doc.fullScreen == 'boolean') return doc.fullScreen;
  1137.             if (typeof doc.webkitIsFullScreen == 'boolean') return doc.webkitIsFullScreen;
  1138.             if (typeof doc.mozFullScreen == 'boolean') return doc.mozFullScreen;
  1139.             return null;
  1140.         },
  1141.  
  1142.         toolFormatCT: function(u) {
  1143.  
  1144.             let w = Math.round(u, 0)
  1145.             let a = w % 60
  1146.             w = (w - a) / 60
  1147.             let b = w % 60
  1148.             w = (w - b) / 60
  1149.             let str = ("0" + b).substr(-2) + ":" + ("0" + a).substr(-2);
  1150.             if (w) str = w + ":" + str
  1151.  
  1152.             return str
  1153.  
  1154.         },
  1155.  
  1156.         /* 提示文本的字號 */
  1157.         fontSize: 16,
  1158.         enable: true,
  1159.         playerInstance: null,
  1160.         translate: {
  1161.             x: 0,
  1162.             y: 0
  1163.         },
  1164.         playbackRate: 1,
  1165.         /* 快進快退步長 */
  1166.         skipStep: 5,
  1167.         /* 獲取當前播放器的實例 */
  1168.         player: function() {
  1169.             return $hs.playerInstance || $hs.getPlayerList()[0]
  1170.         },
  1171.         /* 每個網頁可能存在的多個video播放器 */
  1172.         getPlayerList: function() {
  1173.             let list = [...document.querySelectorAll('video')];
  1174.             for (const shadowRoot of shadowRoots) list.push(...shadowRoot.querySelectorAll('video'));
  1175.             return list
  1176.         },
  1177.         getPlayerWrapDom: function() {
  1178.             let player = $hs.player()
  1179.             if (!player || !player.getBoundingClientRect) return
  1180.             let wrapDom = null
  1181.             let layoutBox = player.getBoundingClientRect()
  1182.             if (layoutBox.width && layoutBox.height) {
  1183.                 domTool.eachParentNode(player, function(parent) {
  1184.                     if (parent === document || !parent.getBoundingClientRect) return
  1185.                     let parentBox = parent.getBoundingClientRect()
  1186.                     if (parentBox.width === layoutBox.width && parentBox.height === layoutBox.height) {
  1187.                         wrapDom = parent
  1188.                     }
  1189.                 })
  1190.             }
  1191.             return wrapDom
  1192.         },
  1193.         makeFocus: function(player, evt) {
  1194.             setTimeout(function() {
  1195.                 let rpid = player.getAttribute('_h5ppid');
  1196.                 let actionBox = getRoot(player).querySelector(`[_h5p_actionbox_="${rpid}"]`);
  1197.  
  1198.                 //console.log('p',rpid, player,actionBox,document.activeElement)
  1199.                 if (actionBox && actionBox != document.activeElement && !actionBox.contains(document.activeElement)) {
  1200.                     consoleLog('make focus on', actionBox)
  1201.                     actionBox.focus();
  1202.  
  1203.                 }
  1204.  
  1205.             }, 300)
  1206.         },
  1207.  
  1208.         trigger_actionBoxes: [],
  1209.  
  1210.         _actionBoxSet: function(player) {
  1211.  
  1212.             if (!player) return null;
  1213.             let vpid = player.getAttribute('_h5ppid');
  1214.             if (!vpid) return null;
  1215.  
  1216.             let {
  1217.                 layoutBox,
  1218.                 wPlayer
  1219.             } = $hs.getLayoutBox(player)
  1220.  
  1221.             if (!layoutBox) return null;
  1222.  
  1223.             let walkRes = domTool._isActionBox_1(player, layoutBox);
  1224.             let parentCount = walkRes.length;
  1225.             let actionBox = null;
  1226.             if (parentCount - 1 >= 0 && domTool._isActionBox(player, walkRes, parentCount - 1)) {
  1227.                 actionBox = walkRes[parentCount - 1].elm;
  1228.             } else if (parentCount - 2 >= 0 && domTool._isActionBox(player, walkRes, parentCount - 2)) {
  1229.                 actionBox = walkRes[parentCount - 2].elm;
  1230.             } else {
  1231.                 actionBox = player;
  1232.             }
  1233.  
  1234.  
  1235.             var search = $hs.videoFullscreenBtns(actionBox, 4);
  1236.             if(search&&search.elements.length>0) actionBox = search.container;
  1237.  
  1238.             console.log('actionbox search:', actionBox)
  1239.  
  1240.             if (actionBox && actionBox.getAttribute('_h5p_actionbox_') != vpid) {
  1241.                 consoleLog('D-1', actionBox);
  1242.                 for (const previousActionboxes of getRoot(player).querySelectorAll(`[_h5p_actionbox_="${vpid}"]`)) {
  1243.                     //change of parentNode
  1244.                     previousActionboxes.removeAttribute('_h5p_actionbox_');
  1245.  
  1246.  
  1247.                 }
  1248.                 actionBox.setAttribute('_h5p_actionbox_', vpid);
  1249.                 $hs.trigger_actionBoxes = [actionBox];
  1250.  
  1251.                 if (!actionBox.hasAttribute('tabindex')) actionBox.setAttribute('tabindex', '-1');
  1252.  
  1253.  
  1254.  
  1255.             }
  1256.             return actionBox;
  1257.         },
  1258.  
  1259.         videoSrcFound: function(player) {
  1260.  
  1261.             // src loaded
  1262.  
  1263.             if (!player) return;
  1264.             let vpid = player.getAttribute('_h5ppid') || null;
  1265.             if (!vpid || !player.currentSrc) return;
  1266.  
  1267.             player._isThisPausedBefore_ = false;
  1268.  
  1269.             player.removeAttribute('_h5p_uid_encrypted');
  1270.  
  1271.             if (player._record_continuous) player._record_continuous._lastSave = -999; //first time must save
  1272.  
  1273.             let uid_A = location.pathname.replace(/[^\d+]/g, '') + '.' + location.search.replace(/[^\d+]/g, '');
  1274.             let _uid = location.hostname.replace('www.', '').toLowerCase() + '!' + location.pathname.toLowerCase() + 'A' + uid_A + 'W' + player.videoWidth + 'H' + player.videoHeight + 'L' + (player.duration << 0);
  1275.  
  1276.             digestMessage(_uid).then(function(_uid_encrypted) {
  1277.  
  1278.                 let d = +new Date;
  1279.  
  1280.                 let recordedTime = null;
  1281.  
  1282.                 ;
  1283.                 (function() {
  1284.                     //read the last record only;
  1285.  
  1286.                     let k1 = '_h5_player_play_progress_';
  1287.                     let k1n = '_play_progress_';
  1288.                     let k2 = _uid_encrypted;
  1289.                     let k3 = k1 + k2;
  1290.                     let k3n = k1n + k2;
  1291.                     let m2 = Object.keys(localStorage).filter(key => key.substr(0, k3.length) == k3); //all progress records for this video
  1292.                     let m2v = m2.map(keyName => +(keyName.split('+')[1] || '0'))
  1293.                     let m2vMax = Math.max(0, ...m2v)
  1294.                     if (!m2vMax) recordedTime = null;
  1295.                     else {
  1296.                         let _json_recordedTime = null;
  1297.                         _json_recordedTime = Store.read(k3n + '+' + m2vMax);
  1298.                         if (!_json_recordedTime) _json_recordedTime = {};
  1299.                         else _json_recordedTime = jsonParse(_json_recordedTime);
  1300.                         if (typeof _json_recordedTime == 'object') recordedTime = _json_recordedTime;
  1301.                         else recordedTime = null;
  1302.                         recordedTime = typeof recordedTime == 'object' ? recordedTime.t : recordedTime;
  1303.                         if (typeof recordedTime == 'number' && (+recordedTime >= 0 || +recordedTime <= 0)) {
  1304.  
  1305.                         } else if (typeof recordedTime == 'string' && recordedTime.length > 0 && (+recordedTime >= 0 || +recordedTime <= 0)) {
  1306.                             recordedTime = +recordedTime
  1307.                         } else {
  1308.                             recordedTime = null
  1309.                         }
  1310.                     }
  1311.                     if (recordedTime !== null) {
  1312.                         player._h5player_lastrecord_ = recordedTime;
  1313.                     } else {
  1314.                         player._h5player_lastrecord_ = null;
  1315.                     }
  1316.                     if (player._h5player_lastrecord_ > 5) {
  1317.                         consoleLog('last record playing', player._h5player_lastrecord_);
  1318.                         setTimeout(function() {
  1319.                             let tmp_player = $hs.playerInstance;
  1320.                             $hs.playerInstance = player;
  1321.                             $hs.tips(`Press Shift-R to restore Last Playback: ${$hs.toolFormatCT(player._h5player_lastrecord_)}`, 5000, 4000)
  1322.                             $hs.playerInstance = tmp_player
  1323.                         }, 1000)
  1324.                     }
  1325.  
  1326.                 })();
  1327.                 // delay the recording by 5.4s => prevent ads or mis operation
  1328.                 setTimeout(function() {
  1329.  
  1330.                     let k1 = '_h5_player_play_progress_';
  1331.                     let k1n = '_play_progress_';
  1332.                     let k2 = _uid_encrypted;
  1333.                     let k3 = k1 + k2;
  1334.                     let k3n = k1n + k2;
  1335.  
  1336.                     //re-read all the localStorage keys
  1337.                     let m1 = Object.keys(localStorage).filter(key => key.substr(0, k1.length) == k1); //all progress records in this site
  1338.                     let p = m1.length + 1;
  1339.  
  1340.                     for (const key of m1) { //all progress records for this video
  1341.                         if (key.substr(0, k3.length) == k3) {
  1342.                             localStorage.removeItem(key); //remove previous record for the current video
  1343.                             p--;
  1344.                         }
  1345.                     }
  1346.  
  1347.                     if (recordedTime !== null) {
  1348.                         Store.save(k3n + '+' + d, jsonStringify({
  1349.                             't': recordedTime
  1350.                         })) //prevent loss of last record
  1351.                     }
  1352.  
  1353.                     const _record_max_ = 48;
  1354.                     const _record_keep_ = 26;
  1355.  
  1356.                     if (p > _record_max_) {
  1357.                         //exisiting 48 records for one site;
  1358.                         //keep only 26 records
  1359.  
  1360.                         const comparator = (a, b) => (a.t < b.t ? -1 : a.t > b.t ? 1 : 0);
  1361.  
  1362.                         m1
  1363.                             .map(keyName => ({
  1364.                                 keyName,
  1365.                                 t: +(keyName.split('+')[1] || '0')
  1366.                             }))
  1367.                             .sort(comparator)
  1368.                             .slice(0, -_record_keep_)
  1369.                             .forEach((item) => localStorage.removeItem(item.keyName));
  1370.  
  1371.                         consoleLog(`stored progress: reduced to ${_record_keep_}`)
  1372.                     }
  1373.  
  1374.                     player.setAttribute('_h5p_uid_encrypted', _uid_encrypted + '+' + d);
  1375.  
  1376.                     //try to start recording
  1377.                     if (player._record_continuous) player._record_continuous.playingWithRecording();
  1378.  
  1379.                 }, 5400);
  1380.  
  1381.             })
  1382.  
  1383.         },
  1384.         bindDocEvents: function(rootNode) {
  1385.             if (!rootNode._onceBindedDocEvents) {
  1386.                 rootNode._onceBindedDocEvents = true;
  1387.                 rootNode.addEventListener('keydown', $hs.handlerRootKeyDownEvent, true)
  1388.                 document._debug_rootNode_ = rootNode;
  1389.  
  1390.                 rootNode.addEventListener('mouseenter', $hs.handlerElementMouseEnter, true)
  1391.                 rootNode.addEventListener('mousedown', $hs.handlerElementMouseDown, true)
  1392.                 rootNode.addEventListener('dblclick', $hs.handlerElementDblClick, true)
  1393.                 rootNode.addEventListener('wheel', $hs.handlerElementWheelTuneVolume, {
  1394.                     passive: false
  1395.                 });
  1396.                 // wheel - bubble events to keep it simple (i.e. it must be passive:false & capture:false)
  1397.  
  1398.             }
  1399.         },
  1400.         fireGlobalInit: function() {
  1401.  
  1402.             /* 綁定鍵盤事件 */
  1403.             if ($hs.intVideoInitCount != 1) return;
  1404.  
  1405.             if (!$hs.varSrcList) $hs.varSrcList = {};
  1406.  
  1407.             $hs.isLostFocus = null;
  1408.  
  1409.             try {
  1410.                 //iframe may not be able to control top window
  1411.                 //error; just ignore with asycn
  1412.                 let topDoc = window.top && window.top.document ? window.top.document : null;
  1413.                 if (topDoc) {
  1414.                     topDoc.addEventListener('focusout', $hs.handlerDocFocusOut, true)
  1415.                     topDoc.addEventListener('focusin', $hs.handlerDocFocusIn, true)
  1416.                 }
  1417.  
  1418.             } catch (e) {}
  1419.  
  1420.             Store.clearInvalid(_sVersion_)
  1421.  
  1422.  
  1423.         },
  1424.         onVideoTriggering: function() {
  1425.  
  1426.  
  1427.             // initialize a single video player - h5Player.playerInstance
  1428.  
  1429.             /**
  1430.              * 初始化播放器實例
  1431.              */
  1432.             let player = $hs.playerInstance
  1433.             if (!player) return
  1434.  
  1435.             let vpid = player.getAttribute('_h5ppid');
  1436.  
  1437.             if (!vpid) return;
  1438.  
  1439.             let firstTime = !!$hs.initTips()
  1440.             if (firstTime) {
  1441.                 // first time to trigger this player
  1442.                 if (!player.hasAttribute('playsinline')) player.setAttribute('playsinline', 'playsinline');
  1443.                 if (!player.hasAttribute('x-webkit-airplay')) player.setAttribute('x-webkit-airplay', 'deny');
  1444.                 if (!player.hasAttribute('preload')) player.setAttribute('preload', 'auto');
  1445.                 player.style['image-rendering'] = 'crisp-edges';
  1446.                 $hs.filter.reset()
  1447.                 $hs.playbackRate = $hs.getPlaybackRate()
  1448.             }
  1449.  
  1450.         },
  1451.         getPlaybackRate: function() {
  1452.             let playbackRate = Store.read('_playback_rate_') || $hs.playbackRate
  1453.             return Number(Number(playbackRate).toFixed(1))
  1454.         },
  1455.         getLayoutBox: function(player, skipPlayer) {
  1456.             //without checkActiveBox, just a DOM for you to append tipsDom
  1457.  
  1458.             var layoutBox = null,
  1459.                 wPlayer = null
  1460.  
  1461.             if (!player || !player.offsetHeight || !player.offsetWidth) {
  1462.                 return {
  1463.                     layoutBox,
  1464.                     wPlayer
  1465.                 };
  1466.             }
  1467.  
  1468.             if (!player.parentNode) {
  1469.                 return {
  1470.                     layoutBox,
  1471.                     wPlayer
  1472.                 };
  1473.             }
  1474.  
  1475.             function search_nodes() {
  1476.  
  1477.                 wPlayer = player; // NOT NULL
  1478.                 layoutBox = wPlayer.parentNode; // NOT NULL
  1479.  
  1480.                 while (layoutBox.parentNode && layoutBox.nodeType == 1 && layoutBox.offsetHeight == 0) {
  1481.                     wPlayer = layoutBox; // NOT NULL
  1482.                     layoutBox = layoutBox.parentNode; // NOT NULL
  1483.                 }
  1484.                 while (layoutBox.parentNode && layoutBox.nodeType == 1 && layoutBox.offsetHeight < player.offsetHeight) {
  1485.                     wPlayer = layoutBox; // NOT NULL
  1486.                     layoutBox = layoutBox.parentNode; // NOT NULL
  1487.                 }
  1488.  
  1489.             }
  1490.  
  1491.             search_nodes();
  1492.  
  1493.             if (layoutBox.nodeType == 11) {
  1494.  
  1495.  
  1496.                 //shadowRoot without html and body
  1497.                 let shadowChild, shadowElm_container, shadowElm_head, shadowElm_html;
  1498.                 let rootNode = getRoot(player);
  1499.                 if (rootNode.querySelectorAll('html,body').length < 2) {
  1500.  
  1501.                     shadowElm_container = player.ownerDocument.createElement('BODY')
  1502.                     rootNode.insertBefore(shadowElm_container, rootNode.firstChild)
  1503.  
  1504.                     while (shadowChild = shadowElm_container.nextSibling) shadowElm_container.appendChild(shadowChild);
  1505.  
  1506.                     shadowElm_head = rootNode.insertBefore(player.ownerDocument.createElement('HEAD'), shadowElm_container)
  1507.  
  1508.                     shadowElm_html = rootNode.insertBefore(player.ownerDocument.createElement('HTML'), shadowElm_head)
  1509.  
  1510.                     shadowElm_container.setAttribute('style', 'padding:0;margin:0;border:0;    box-sizing: border-box;')
  1511.                     shadowElm_html.setAttribute('style', 'padding:0;margin:0;border:0;    box-sizing: border-box;')
  1512.  
  1513.                     shadowElm_html.appendChild(shadowElm_head)
  1514.                     shadowElm_html.appendChild(shadowElm_container)
  1515.  
  1516.                 }
  1517.  
  1518.                 search_nodes();
  1519.  
  1520.             }
  1521.  
  1522.             //condition:
  1523.             //!layoutBox.parentNode || layoutBox.nodeType != 1 || layoutBox.offsetHeight > player.offsetHeight
  1524.  
  1525.             // layoutBox is a node contains <video> and offsetHeight>=video.offsetHeight
  1526.             // wPlayer is a HTML Element (nodeType==1)
  1527.             // you can insert the DOM element into the layoutBox
  1528.  
  1529.             if (layoutBox.nodeType !== 1) {
  1530.                 //unexpected
  1531.                 layoutBox = null;
  1532.                 wPlayer = null;
  1533.             }
  1534.  
  1535.             return {
  1536.                 layoutBox,
  1537.                 wPlayer
  1538.             };
  1539.  
  1540.         },
  1541.         toParentContains: function(layoutBox, selector) {
  1542.  
  1543.             let r = layoutBox
  1544.             while (r && r.nodeType == 1 && !r.querySelector(selector)) r = r.parentNode;
  1545.             r = r || layoutBox;
  1546.             if (r && r.nodeType == 1) {
  1547.                 return r;
  1548.             }
  1549.  
  1550.             return null;
  1551.         },
  1552.         getPlayerCTBox: function(elm1, elm2) {
  1553.  
  1554.             let box1 = elm1;
  1555.             let box2 = elm2;
  1556.  
  1557.             while (box1 && box2) {
  1558.                 if (box1.contains(box2) || box2.contains(box1)) {
  1559.                     break;
  1560.                 }
  1561.                 box1 = box1.parentNode;
  1562.                 box2 = box2.parentNode;
  1563.             }
  1564.  
  1565.             let layoutBox = null;
  1566.  
  1567.             box1 = (box1 && box1.contains(elm2)) ? box1 : null;
  1568.             box2 = (box2 && box2.contains(elm1)) ? box2 : null;
  1569.  
  1570.             if (box1 && box2) layoutBox = box1.contains(box2) ? box2 : box1;
  1571.             else layoutBox = box1 || box2 || null;
  1572.  
  1573.             return layoutBox
  1574.  
  1575.         },
  1576.         change_layoutBox: function(tipsDom) {
  1577.             let player = $hs.player()
  1578.             let {
  1579.                 layoutBox,
  1580.                 wPlayer
  1581.             } = $hs.getLayoutBox(player)
  1582.  
  1583.             if (wPlayer && layoutBox && wPlayer.parentNode == layoutBox) {} else {
  1584.                 //unexpected
  1585.                 return;
  1586.             }
  1587.             //console.log(layoutBox,wPlayer)
  1588.             //console.log('cp',layoutBox)
  1589.             if ((layoutBox && layoutBox.nodeType == 1) && (!tipsDom.parentNode || tipsDom.parentNode !== layoutBox)) {
  1590.  
  1591.                 consoleLog('changed_layoutBox')
  1592.                 layoutBox.insertBefore(tipsDom, wPlayer);
  1593.  
  1594.                 if (tipsDom._vpr && tipsDom._vpr_obj && tipsDom._vpr_pn) {
  1595.                     let rm = ResizeODM.find(tipsDom._vpr_pn)
  1596.                     if (rm) {
  1597.                         rm.unlisten(tipsDom._vpr)
  1598.                         tipsDom._vpr_pn = tipsDom.parentNode
  1599.                         rm.relativeParent(layoutBox, wPlayer)
  1600.                         rm.listen(tipsDom._vpr)
  1601.                         rm.odm.id = tipsDom._vpr_obj.id
  1602.                         tipsDom._vpr_obj = rm.odm;
  1603.                     } else {
  1604.                         tipsDom._vpr_pn = tipsDom.parentNode
  1605.                     }
  1606.  
  1607.                 }
  1608.  
  1609.             }
  1610.         },
  1611.         callFullScreenBtn0: function() {
  1612.             return this.setWebFullScreen();
  1613.         },
  1614.         getPlayerTips: function() {
  1615.             let player = $hs.player()
  1616.             let tcn = player.getAttribute('_h5player_tips') || ($hs.tipsClassName);
  1617.             return getRoot(player).querySelector('#' + tcn)
  1618.         },
  1619.         setWebFullScreen: function() {
  1620.             let player = $hs.player()
  1621.             let tipsDom = $hs.getPlayerTips();
  1622.  
  1623.             let {
  1624.                 layoutBox,
  1625.                 wPlayer
  1626.             } = $hs.getLayoutBox(player);
  1627.  
  1628.             let rpid = player.getAttribute('_h5ppid') || "NULL";
  1629.             let gPlayer = null;
  1630.             if (layoutBox && layoutBox.parentNode) {
  1631.                 gPlayer = layoutBox.parentNode.querySelector(`[_h5p_actionbox_="${rpid}"]`); //the box can be layoutBox
  1632.             }
  1633.  
  1634.             if (gPlayer) {
  1635.                 consoleLog('gPlayer', gPlayer)
  1636.  
  1637.                 let chFull = $hs.toolCheckFullScreen(gPlayer.ownerDocument);
  1638.  
  1639.                 if (chFull === true) {
  1640.                     consoleLog('chFull', 'true')
  1641.                     player.ownerDocument.exitFullscreen();
  1642.                 } else {
  1643.                     consoleLog('chFull', 'false')
  1644.                     consoleLog('DOM fullscreen')
  1645.                     try {
  1646.                         gPlayer.requestFullscreen() //known bugs : TypeError: fullscreen error
  1647.                     } catch (e) {
  1648.                         consoleLogF('fullscreen error', e)
  1649.                     }
  1650.                 }
  1651.             } else {
  1652.                 consoleLog('the container for DOM fullscreen cannot be found')
  1653.             }
  1654.  
  1655.         },
  1656.         queryFullscreenBtnsIndependant: function(parentNode, returnElementsOnly) {
  1657.  
  1658.             var btns = [];
  1659.             for (const elm of parentNode.querySelectorAll('[class*="full"][class*="screen"]')) {
  1660.                 var className = (elm.getAttribute('class') || "");
  1661.                 if (/\b(fullscreen|full-screen)\b/i.test(className.replace(/([A-Z][a-z]+)/g, '-$1-').replace(/[\_\-]+/g, '-'))) {
  1662.  
  1663.                     var hasClickListeners = null,
  1664.                         childElementCount = null,
  1665.                         isVisible = null;
  1666.  
  1667.  
  1668.                     if ('_listeners' in elm) {
  1669.  
  1670.                         hasClickListeners = elm._listeners && elm._listeners.click && elm._listeners.click.funcCount > 0
  1671.  
  1672.                     }
  1673.  
  1674.                     if ('childElementCount' in elm) {
  1675.  
  1676.                         childElementCount = elm.childElementCount;
  1677.  
  1678.                     }
  1679.                     if ('offsetParent' in elm) {
  1680.                         isVisible = !!elm.offsetParent; //works with parent/self display none; not work with visiblity hidden / opacity0
  1681.  
  1682.                     }
  1683.  
  1684.                     if (hasClickListeners) {
  1685.                         var btn = {
  1686.                             elm,
  1687.                             isVisible,
  1688.                             hasClickListeners,
  1689.                             childElementCount,
  1690.                             isContained: null
  1691.                         };
  1692.  
  1693.  
  1694.                         //console.log('btn', btn)
  1695.                         btns.push(returnElementsOnly ? elm : btn)
  1696.  
  1697.                     }
  1698.  
  1699.                 }
  1700.             }
  1701.             return btns;
  1702.  
  1703.         },
  1704.         exclusiveElements: function(elms) {
  1705.  
  1706.             //not containing others
  1707.             var res = [];
  1708.  
  1709.             for (const roleElm of elms) {
  1710.  
  1711.                 var isContained = false;
  1712.                 for (const testElm of elms) {
  1713.                     if (testElm != roleElm && roleElm.contains(testElm)) {
  1714.                         isContained = true;
  1715.                         break;
  1716.                     }
  1717.                 }
  1718.                 if (!isContained) res.push(roleElm)
  1719.             }
  1720.             return res;
  1721.  
  1722.         },
  1723.         videoFullscreenBtns: function(startPoint, searchCount) {
  1724.  
  1725.  
  1726.             var c = 0,
  1727.                 p = startPoint,
  1728.                 q = null;
  1729.             while (p && (++c <= searchCount)) {
  1730.  
  1731.                 if (p.querySelectorAll('video').length !== 1) break;
  1732.  
  1733.                 var elmFullscreenBtns = $hs.queryFullscreenBtnsIndependant(p, true);
  1734.                 if (elmFullscreenBtns.length > 0) {
  1735.  
  1736.                     var exclusiveFullscreenBtns = $hs.exclusiveElements(elmFullscreenBtns)
  1737.                     if (exclusiveFullscreenBtns.length > 0) {
  1738.                         return {
  1739.                         container:p,
  1740.                         elements:exclusiveFullscreenBtns
  1741.                         };
  1742.  
  1743.                     }
  1744.                 }
  1745.  
  1746.  
  1747.                 q = p;
  1748.                 p = p.parentNode;
  1749.             }
  1750.  
  1751.             return null;
  1752.  
  1753.  
  1754.  
  1755.  
  1756.         },
  1757.         callFullScreenBtn: function() {
  1758.             let player = $hs.player()
  1759.             if (!player || !player.ownerDocument) return this.callFullScreenBtn0();
  1760.  
  1761.             let tcn = player.getAttribute('_h5player_tips') || ($hs.tipsClassName);
  1762.             consoleLog('tcn', tcn)
  1763.             let tipsDom = getRoot(player).querySelector('#' + tcn)
  1764.             if (!tipsDom) return this.callFullScreenBtn0();
  1765.  
  1766.  
  1767.             let chFull = $hs.toolCheckFullScreen(player.ownerDocument);
  1768.             if (chFull === null) return (console.log('chFull', 'null'), this.callFullScreenBtn0());
  1769.  
  1770.             if (chFull === true) {
  1771.                 consoleLog('chFull', 'true')
  1772.                 player.ownerDocument.exitFullscreen();
  1773.                 //  let el = [t.player_focus_input]; if (el) {el = el[0].click()}
  1774.             } else {
  1775.  
  1776.                 consoleLog('chFull', 'false')
  1777.  
  1778.                 const layoutBox = $hs.getPlayerCTBox(player, tipsDom);
  1779.  
  1780.                 // try to find the fullscreen button
  1781.                 var exclusiveFullscreenBtns = $hs.videoFullscreenBtns(layoutBox,4);
  1782.                 var btnElements = exclusiveFullscreenBtns?exclusiveFullscreenBtns.elements:null;
  1783.                // console.log('gg',layoutBox,btnElements)
  1784.  
  1785.                 //var clicked=false;
  1786.                 if (btnElements&&btnElements.length > 0) {
  1787.  
  1788.                     //consoleLog('fullscreen btn', btnElements)
  1789.  
  1790.                     const lens_elemsClassName = btnElements.map(elm => elm.className.length)
  1791.                     const j_elemsClassName = Math.min(...lens_elemsClassName)
  1792.                     let btnElement_idx = lens_elemsClassName.lastIndexOf(j_elemsClassName)
  1793.                     // pick the last btn if there is more than one
  1794.                     const btnElement=btnElements[btnElement_idx];
  1795.                     window.requestAnimationFrame(()=>btnElement.click());
  1796.                     //consoleLog('original fullscreen')
  1797.  
  1798.                 }
  1799.  
  1800.             }
  1801.         },
  1802.         /* 設置播放速度 */
  1803.         setPlaybackRate: function(num, flagTips) {
  1804.             let player = $hs.player()
  1805.             let curPlaybackRate
  1806.             if (num) {
  1807.                 num = +num
  1808.                 if (num > 0) { // also checking the type of variable
  1809.                     curPlaybackRate = num < 0.1 ? 0.1 : +(num.toFixed(1))
  1810.                 } else {
  1811.                     console.error('h5player: 播放速度轉換出錯')
  1812.                     return false
  1813.                 }
  1814.             } else {
  1815.                 curPlaybackRate = $hs.getPlaybackRate()
  1816.             }
  1817.             /* 記錄播放速度的信息 */
  1818.  
  1819.             let changed = curPlaybackRate !== player.playbackRate;
  1820.  
  1821.             if (curPlaybackRate !== player.playbackRate) {
  1822.  
  1823.                 Store.save('_playback_rate_', curPlaybackRate + '')
  1824.                 $hs.playbackRate = curPlaybackRate
  1825.                 player.playbackRate = curPlaybackRate
  1826.                 /* 本身處於1被播放速度的時候不再提示 */
  1827.                 //if (!num && curPlaybackRate === 1) return;
  1828.  
  1829.             }
  1830.  
  1831.             flagTips = (flagTips < 0) ? false : (flagTips > 0) ? true : changed;
  1832.             if (flagTips) $hs.tips('Playback speed: ' + player.playbackRate + 'x')
  1833.         },
  1834.         tuneCurrentTime: function(amount, flagTips) {
  1835.             let _amount = +(+amount).toFixed(1);
  1836.             let player = $hs.player();
  1837.             if (_amount >= 0 || _amount < 0) {} else {
  1838.                 return;
  1839.             }
  1840.  
  1841.             let newCurrentTime = player.currentTime + _amount;
  1842.             if (newCurrentTime < 0) newCurrentTime = 0;
  1843.             if (newCurrentTime > player.duration) newCurrentTime = player.duration;
  1844.  
  1845.             let changed = newCurrentTime != player.currentTime && newCurrentTime >= 0 && newCurrentTime <= player.duration;
  1846.  
  1847.             if (changed) {
  1848.                 //player.currentTime = newCurrentTime;
  1849.                 player.pause();
  1850.                 let t_ch = (Math.random() / 5 + .75);
  1851.                 player.currentTime = newCurrentTime * t_ch + player.currentTime * (1.0 - t_ch);
  1852.                 setTimeout(() => {
  1853.                     player.play();
  1854.                     player.currentTime = newCurrentTime;
  1855.                 }, 33);
  1856.                 flagTips = (flagTips < 0) ? false : (flagTips > 0) ? true : changed;
  1857.                 $hs.tips(false);
  1858.                 if (flagTips) {
  1859.                     if (_amount > 0) $hs.tips(_amount + ' Sec. Forward', undefined, 3000);
  1860.                     else $hs.tips(-_amount + ' Sec. Backward', undefined, 3000)
  1861.                 }
  1862.             }
  1863.  
  1864.         },
  1865.         tuneVolume: function(amount) {
  1866.             let _amount = +(+amount).toFixed(2);
  1867.  
  1868.             let player = $hs.player()
  1869.  
  1870.             let newVol = player.volume + _amount;
  1871.             if (newVol < 0) newVol = 0;
  1872.             if (newVol > 1) newVol = 1;
  1873.             let chVol = player.volume !== newVol && newVol >= 0 && newVol <= 1;
  1874.  
  1875.             if (chVol) {
  1876.  
  1877.                 if (_amount > 0 && player.volume < 1) {
  1878.                     player.volume = newVol // positive
  1879.                 } else if (_amount < 0 && player.volume > 0) {
  1880.                     player.volume = newVol // negative
  1881.                 }
  1882.                 $hs.tips(false);
  1883.                 $hs.tips('Volume: ' + dround(player.volume * 100) + '%', undefined)
  1884.             }
  1885.         },
  1886.         switchPlayStatus: function() {
  1887.             let player = $hs.player()
  1888.             if (player.paused) {
  1889.                 player.play()
  1890.                 if (player._isThisPausedBefore_) {
  1891.                     $hs.tips(false);
  1892.                     $hs.tips('Playback resumed', undefined, 2500)
  1893.                 }
  1894.             } else {
  1895.                 player.pause()
  1896.                 $hs.tips(false);
  1897.                 $hs.tips('Playback paused', undefined, 2500)
  1898.             }
  1899.         },
  1900.         tipsClassName: 'html_player_enhance_tips',
  1901.         tips: function(str, duration, order) {
  1902.             let player = $hs.player()
  1903.             if (!player) {
  1904.                 consoleLog('h5Player Tips:', str)
  1905.                 return true
  1906.             }
  1907.  
  1908.             if (!player.getAttribute('_h5player_tips')) $hs.initTips();
  1909.  
  1910.             let tipsSelector = '#' + (player.getAttribute('_h5player_tips') || $hs.tipsClassName) //if this attribute still doesnt exist, set it to the base cls name
  1911.             let tipsDom = getRoot(player).querySelector(tipsSelector)
  1912.             if (!tipsDom) {
  1913.                 consoleLog('init h5player tips dom error...')
  1914.                 return false
  1915.             }
  1916.             $hs.change_layoutBox(tipsDom);
  1917.  
  1918.             if (str === false) {
  1919.                 tipsDom.innerText = '';
  1920.                 tipsDom.setAttribute('_potTips_', '0')
  1921.             } else {
  1922.                 order = order || 1000
  1923.                 tipsDom.tipsOrder = tipsDom.tipsOrder || 0;
  1924.  
  1925.                 let shallDisplay = true
  1926.                 if (order < tipsDom.tipsOrder && getComputedStyle(tipsDom).opacity > 0) shallDisplay = false
  1927.  
  1928.                 if (shallDisplay) {
  1929.  
  1930.                     tipsDom._layoutBoxObj = $hs.getLayoutBox(player)
  1931.                     tipsDom._env_changed = 0;
  1932.  
  1933.                     if (!_endlessloop) {
  1934.                         _endlessloop = new EndlessLoop();
  1935.                     }
  1936.                     tipsDom._layoutBoxObjSize = null;
  1937.                     if (!$hs.__updateTips) {
  1938.  
  1939.                         $hs.__updateTips = _endlessloop.append(function(opts) {
  1940.  
  1941.                             let tipsDoms = $hs._cached_tipsDoms;
  1942.  
  1943.                             if (!tipsDoms || !tipsDoms.length) return;
  1944.                             for (const tipsDom of tipsDoms) {
  1945.  
  1946.                                 if (!tipsDom._layoutBoxObj) return;
  1947.                                 let {
  1948.                                     layoutBox,
  1949.                                     wPlayer
  1950.                                 } = tipsDom._layoutBoxObj
  1951.                                 if (layoutBox == null || wPlayer == null) return;
  1952.                                 let p = [~~layoutBox.offsetWidth, ~~layoutBox.offsetHeight, ~~wPlayer.offsetWidth, ~~wPlayer.offsetHeight];
  1953.  
  1954.                                 if (tipsDom._layoutBoxObjSize) {
  1955.                                     let changed = false;
  1956.                                     for (let i = 0; i < 4; i++) {
  1957.                                         if (tipsDom._layoutBoxObjSize[i] != p[i]) {
  1958.                                             changed = true;
  1959.                                             break;
  1960.                                         }
  1961.                                     }
  1962.                                     if (!changed) return;
  1963.                                     tipsDom._env_changed = (tipsDom._env_changed || 0) + 1;
  1964.                                     consoleLog('tipsDom Env changed', tipsDom.id)
  1965.                                 }
  1966.  
  1967.                                 tipsDom._layoutBoxObjSize = p;
  1968.  
  1969.                                 if (!tipsDom.id) return;
  1970.                                 let player = layoutBox.querySelector(`[_h5player_tips="${tipsDom.id}"]`)
  1971.                                 if (!player) return;
  1972.  
  1973.                                 $hs.fixNonBoxingVideoTipsPosition(tipsDom, player)
  1974.  
  1975.                             }
  1976.  
  1977.                         })
  1978.  
  1979.                         $hs.__updateTips.loopingStart();
  1980.                     }
  1981.  
  1982.                     if (duration === undefined) duration = 2000
  1983.                     tipsDom.innerText = str
  1984.  
  1985.                     tipsDom.setAttribute('_potTips_', '2')
  1986.  
  1987.                     $hs.fixNonBoxingVideoTipsPosition(tipsDom, player);
  1988.  
  1989.                     if (duration > 0) {
  1990.  
  1991.                         $ws.requestAnimationFrame(() => tipsDom.setAttribute('_potTips_', '1'))
  1992.  
  1993.                     } else {
  1994.                         order = -1;
  1995.                     }
  1996.  
  1997.                     tipsDom.tipsOrder = order
  1998.  
  1999.                 }
  2000.  
  2001.             }
  2002.  
  2003.             $hs._cached_tipsDoms = document.querySelectorAll('[_potTips_="1"],[_potTips_="2"]'); //48673
  2004.         },
  2005.         initTips: function() {
  2006.             /* 設置提示DOM的樣式 */
  2007.             let player = $hs.player()
  2008.             let shadowRoot = getRoot(player);
  2009.             let doc = player.ownerDocument;
  2010.             //console.log((document.documentElement.qq=player),shadowRoot,'xax')
  2011.             let parentNode = player.parentNode
  2012.             let tcn = player.getAttribute('_h5player_tips') || ($hs.tipsClassName + '_' + (+new Date));
  2013.             player.setAttribute('_h5player_tips', tcn)
  2014.             if (shadowRoot.querySelector('#' + tcn)) return false;
  2015.  
  2016.             if (!shadowRoot._onceAddedCSS) {
  2017.                 shadowRoot._onceAddedCSS = true;
  2018.  
  2019.                 var cssStyle = `
  2020.                 [_potTips_="1"]{
  2021.                 animation: 2s linear 0s normal forwards 1 delayHide;
  2022.                 }
  2023.                 [_potTips_="0"]{
  2024.                 opacity:0; transform:translate(-9999px);
  2025.                 }
  2026.                 [_potTips_="2"]{
  2027.                 opacity:.95; transform: translate(0,0);
  2028.                 }
  2029.  
  2030.                 @keyframes delayHide{
  2031.                 0%, 99% { opacity:0.95; transform: translate(0,0); }
  2032.                 100% { opacity:0; transform:translate(-9999px); }
  2033.                 }
  2034.                 ` + `
  2035.                 [_potTips_]{
  2036.                 font-weight: bold !important;
  2037.                 position: absolute !important;
  2038.                 z-index: 999 !important;
  2039.                 font-size: ${$hs.fontSize || 16}px !important;
  2040.                 padding: 0px !important;
  2041.                 border:none !important;
  2042.                 background: rgba(0,0,0,0) !important;
  2043.                 color:#738CE6 !important;
  2044.                 text-shadow: -1px -1px 0 #000, 1px -1px 0 #000, -1px 1px 0 #000, 1px 1px 0 #000;
  2045.                 top: 50%;
  2046.                 left: 50%;
  2047.                 max-width:500px;max-height:50px;
  2048.                 border-radius:3px;
  2049.                 font-family: 'microsoft yahei', Verdana, Geneva, sans-serif;
  2050.                 -webkit-user-select: none;
  2051.                 -moz-user-select: none;
  2052.                 -ms-user-select: none;
  2053.                 user-select: none;
  2054.                 -webkit-touch-callout: none;
  2055.                 -webkit-user-select: none;
  2056.                 -khtml-user-drag: none;
  2057.                 -khtml-user-select: none;
  2058.                 -moz-user-select: none;
  2059.                 -moz-user-select: -moz-none;
  2060.                 -ms-user-select: none;
  2061.                 pointer-events: none;
  2062.                 user-select: none;
  2063.                 }
  2064.                 `.replace(/\r\n/g, '');
  2065.  
  2066.                 var cssContainer = (shadowRoot.querySelector('head') || shadowRoot.querySelector('html') || document.documentElement);
  2067.  
  2068.                 domTool.addStyle(cssStyle, cssContainer);
  2069.  
  2070.             }
  2071.  
  2072.             let tipsDom = doc.createElement('div')
  2073.  
  2074.             var transitionEvent = whichTransitionEvent('animation');
  2075.  
  2076.             tipsDom.addEventListener(transitionEvent, function(e) {
  2077.                 if (this.getAttribute('_potTips_') == '1') {
  2078.                     this.setAttribute('_potTips_', '0')
  2079.                     $hs._cached_tipsDoms = shadowRoot.querySelectorAll('[_potTips_="1"],[_potTips_="2"]');
  2080.                 }
  2081.             })
  2082.  
  2083.             tipsDom.id = tcn;
  2084.             tipsDom.setAttribute('unselectable', 'on');
  2085.             tipsDom.setAttribute('_potTips_', '0');
  2086.             $hs.change_layoutBox(tipsDom);
  2087.  
  2088.             tipsDom._vpr = function() {
  2089.  
  2090.                 let resizeDOM = this;
  2091.                 if (!resizeDOM) return;
  2092.  
  2093.                 console.log('The container of the video is resized', resizeDOM.odm.id);
  2094.  
  2095.             }
  2096.             tipsDom._vpr_pn = tipsDom.parentNode
  2097.  
  2098.             tipsDom._vpr = null
  2099.             tipsDom._vpr_pn = null
  2100.  
  2101.             if (tipsDom._vpr && tipsDom._vpr_pn) {
  2102.  
  2103.                 let rm = new ResizeODM();
  2104.                 let tmp_elm = null;
  2105.                 let {
  2106.                     layoutBox,
  2107.                     wPlayer
  2108.                 } = $hs.getLayoutBox(player, false);
  2109.                 if (layoutBox && wPlayer) tmp_elm = layoutBox.parentNode != tipsDom._vpr_pn ? null : layoutBox;
  2110.  
  2111.                 rm.relativeParent(tipsDom._vpr_pn, tmp_elm)
  2112.                 rm.listen(tipsDom._vpr)
  2113.  
  2114.                 if (rm.odm) {
  2115.                     rm.odm.id = tcn + 'obj'
  2116.                     //console.log(rm.odm,rm.odm.id)
  2117.                     tipsDom._vpr_obj = rm.odm;
  2118.                 }
  2119.  
  2120.             }
  2121.  
  2122.  
  2123.             return true;
  2124.         },
  2125.  
  2126.         responsiveSizing: function(container, elm) {
  2127.  
  2128.             let gcssP = getComputedStyle(container);
  2129.  
  2130.             let gcssE = getComputedStyle(elm);
  2131.  
  2132.             //console.log(gcssE.left,gcssP.width)
  2133.             let elmBound = {
  2134.                 left: parseFloat(gcssE.left) / parseFloat(gcssP.width),
  2135.                 width: parseFloat(gcssE.width) / parseFloat(gcssP.width),
  2136.                 top: parseFloat(gcssE.top) / parseFloat(gcssP.height),
  2137.                 height: parseFloat(gcssE.height) / parseFloat(gcssP.height)
  2138.             };
  2139.  
  2140.             let elm00 = [elmBound.left, elmBound.top];
  2141.             let elm01 = [elmBound.left + elmBound.width, elmBound.top];
  2142.             let elm10 = [elmBound.left, elmBound.top + elmBound.height];
  2143.             let elm11 = [elmBound.left + elmBound.width, elmBound.top + elmBound.height];
  2144.  
  2145.             return {
  2146.                 elm00,
  2147.                 elm01,
  2148.                 elm10,
  2149.                 elm11,
  2150.                 plw: elmBound.width,
  2151.                 plh: elmBound.height
  2152.             };
  2153.  
  2154.         },
  2155.  
  2156.         fixNonBoxingVideoTipsPosition: function(tipsDom, player) {
  2157.  
  2158.             if (!tipsDom || !player) return;
  2159.  
  2160.             let ct = $hs.getPlayerCTBox(tipsDom, player)
  2161.  
  2162.             if (!ct) return;
  2163.  
  2164.             //console.log('fixNonBoxingVideoTipsPosition')
  2165.  
  2166.             //relative
  2167.  
  2168.             let {
  2169.                 elm00,
  2170.                 elm01,
  2171.                 elm10,
  2172.                 elm11,
  2173.                 plw,
  2174.                 plh
  2175.             } = $hs.responsiveSizing(ct, player)
  2176.  
  2177.             if (isNaN(elm00[0]) || isNaN(elm00[1])) {
  2178.  
  2179.                 [tipsDom.style.left, tipsDom.style.top] = [player.style.left, player.style.top];
  2180.                 //eg auto
  2181.             } else {
  2182.  
  2183.                 let rlm00 = elm00.map(t => (t * 100).toFixed(2) + '%');
  2184.                 //console.log(rlm00);
  2185.  
  2186.                 [tipsDom.style.left, tipsDom.style.top] = rlm00;
  2187.  
  2188.             }
  2189.  
  2190.             // absolute
  2191.  
  2192.             let _offset = {
  2193.                 left: 10,
  2194.                 top: 15
  2195.             };
  2196.  
  2197.             let customOffset = {
  2198.                 left: _offset.left,
  2199.                 top: _offset.top
  2200.             };
  2201.             let p = tipsDom.getBoundingClientRect();
  2202.             let q = player.getBoundingClientRect();
  2203.             let currentPos = [p.left, p.top];
  2204.  
  2205.             let targetPos = [q.left + player.offsetWidth * 0 + customOffset.left, q.top + player.offsetHeight * 0 + customOffset.top];
  2206.  
  2207.             let mL = +tipsDom.style.marginLeft.replace('px', '') || 0;
  2208.             if (isNaN(mL)) mL = 0;
  2209.             let mT = +tipsDom.style.marginTop.replace('px', '') || 0;
  2210.             if (isNaN(mT)) mT = 0;
  2211.  
  2212.             let z1 = -(currentPos[0] - targetPos[0]);
  2213.             let z2 = -(currentPos[1] - targetPos[1]);
  2214.  
  2215.             if (z1 || z2) {
  2216.  
  2217.                 let y1 = z1 + mL;
  2218.                 let y2 = z2 + mT;
  2219.  
  2220.                 tipsDom.style.marginLeft = y1 + 'px';
  2221.                 tipsDom.style.marginTop = y2 + 'px';
  2222.  
  2223.             }
  2224.         },
  2225.  
  2226.         rotate: 0,
  2227.         fps: 30,
  2228.         /* 濾鏡效果 */
  2229.         filter: {
  2230.             key: {},
  2231.             view_units: {
  2232.                 'hue-rotate': 'deg',
  2233.                 'blur': 'px'
  2234.             },
  2235.             setup: function(options) {
  2236.  
  2237.                 var ums = GM_getValue("unsharpen_mask")
  2238.                 if (!ums) ums = ""
  2239.  
  2240.                 let view = ''
  2241.                 let playerElm = $hs.player();
  2242.                 if (!playerElm) return;
  2243.                 for (let view_key in this.key) {
  2244.                     let view_unit = this.view_units[view_key] || ''
  2245.                     view += view_key + '(' + (+this.key[view_key] || 0).toFixed(3) + view_unit + ') '
  2246.                     this.key[view_key] = Number(+this.key[view_key] || 0)
  2247.                 }
  2248.                 if (ums) view += 'url("#_h5p_' + ums + '")';
  2249.                 if (options && options.grey) view += ' url("#grey1")';
  2250.                 playerElm.style.filter = view; //performance in firefox is bad
  2251.             },
  2252.             reset: function() {
  2253.                 this.key['brightness'] = 1
  2254.                 this.key['contrast'] = 1
  2255.                 this.key['saturate'] = 1
  2256.                 this.key['hue-rotate'] = 0
  2257.                 this.key['blur'] = 0
  2258.                 this.setup()
  2259.             }
  2260.         },
  2261.         //  _isFoucs: false,
  2262.         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"], {
  2263.             'enter': 13,
  2264.             'shift': 16,
  2265.             'ctrl': 17,
  2266.             'alt': 18,
  2267.             'esc': 27,
  2268.             'space': 32,
  2269.             'LEFT': 37,
  2270.             'UP': 38,
  2271.             'RIGHT': 39,
  2272.             'DOWN': 40,
  2273.             'pad1': 97,
  2274.             'pad2': 98,
  2275.             'pad3': 99,
  2276.             'pad4': 100,
  2277.             '\\': 220,
  2278.         }),
  2279.         zoom_keys: ['x', 'c', 'z', 'arrowright', 'arrowleft', 'arrowup', 'arrowdown'],
  2280.         /* 播放器事件響應器 */
  2281.         playerTrigger: function(player, event) {
  2282.             if (!player || !event) return
  2283.             let keyCode = lowerKeyCode(event.keyCode)
  2284.             if (event.code == "Space" && keyCode > 128) keyCode = 32;
  2285.             let keyAsm = (event.shiftKey ? SHIFT : 0) | (event.ctrlKey ? CTRL : 0) | (event.altKey ? ALT : 0);
  2286.             //shift + key
  2287.             if (keyAsm == SHIFT) {
  2288.                 let key = event.key.toLowerCase()
  2289.                 // 網頁FULLSCREEN
  2290.                 if (key === 'enter') {
  2291.                     $hs.callFullScreenBtn()
  2292.                     return TERMINATE
  2293.                 } else if (key == 'f') {
  2294.                     //change unsharpen filter
  2295.  
  2296.                     var resList = ["unsharpen3_05", "unsharpen3_10", "unsharpen5_05", "unsharpen5_10", "unsharpen9_05", "unsharpen9_10"]
  2297.                     var res = (prompt("Enter the unsharpen mask\n(" + resList.map(x => '"' + x + '"').join(', ') + ")", "unsharpen9_05") || "").toLowerCase();
  2298.                     if (resList.indexOf(res) < 0) res = ""
  2299.                     GM_setValue("unsharpen_mask", res)
  2300.                     for (const el of document.querySelectorAll('video[_h5p_uid_encrypted]')) {
  2301.                         if (el.style.filter == "" || el.style.filter) {
  2302.                             var filterStr1 = el.style.filter.replace(/\s*url\(\"#_h5p_unsharpen[\d\_]+\"\)/, '');
  2303.                             var filterStr2 = (res.length > 0 ? ' url("#_h5p_' + res + '")' : '')
  2304.                             el.style.filter = filterStr1 + filterStr2;
  2305.                         }
  2306.                     }
  2307.                     return TERMINATE
  2308.  
  2309.                 }
  2310.                 // 進入或退出畫中畫模式
  2311.                 else if (key === 'p') {
  2312.                     $hs.pictureInPicture(player)
  2313.  
  2314.                     return TERMINATE
  2315.                 } else if (key == 'r') {
  2316.                     if (player._h5player_lastrecord_ !== null && (player._h5player_lastrecord_ >= 0 || player._h5player_lastrecord_ <= 0)) {
  2317.                         $hs.setPlayProgress(player, player._h5player_lastrecord_)
  2318.  
  2319.                         return TERMINATE
  2320.                     }
  2321.  
  2322.                 } else if (key === 'o') {
  2323.                     var _debug_h5p_logging_ch = false;
  2324.                     try {
  2325.                         window.localStorage.setItem('_h5_player_sLogging_', 1 - window.localStorage.getItem('_h5_player_sLogging_'))
  2326.                         _debug_h5p_logging_ = +window.localStorage.getItem('_h5_player_sLogging_') > 0;
  2327.                         _debug_h5p_logging_ch = true;
  2328.                     } catch (e) {
  2329.  
  2330.                     }
  2331.                     consoleLogF('_debug_h5p_logging_', !!_debug_h5p_logging_, 'changed', _debug_h5p_logging_ch)
  2332.  
  2333.                     if (_debug_h5p_logging_ch) {
  2334.  
  2335.                         return TERMINATE
  2336.                     }
  2337.                 } else if (key == 't') {
  2338.                     if (/^blob/i.test(player.currentSrc)) {
  2339.                         alert(`The current video is ${player.currentSrc}\nSorry, it cannot be opened in PotPlayer.`);
  2340.                     } else {
  2341.                         var confirm_res = confirm(`The current video is ${player.currentSrc}\nDo you want to open it in PotPlayer?`);
  2342.                         if (confirm_res) window.open('potplayer://' + player.currentSrc, '_blank');
  2343.                     }
  2344.                     return TERMINATE
  2345.                 }
  2346.                 // 視頻畫面縮放相關事件
  2347.  
  2348.                 let videoScale = ($hs.lastVideoScale > 0) ? $hs.lastVideoScale : 1.0;
  2349.                 let key_controlled = true;
  2350.                 switch (key) {
  2351.                     // shift+X：視頻縮小 -0.1
  2352.                     case 'x':
  2353.                         videoScale -= 0.1
  2354.                         if (videoScale < 0.1) videoScale = 0.1;
  2355.                         break
  2356.                         // shift+C：視頻放大 +0.1
  2357.                     case 'c':
  2358.                         videoScale += 0.1
  2359.                         if (videoScale > 16) videoScale = 16;
  2360.                         break
  2361.                         // shift+Z：視頻恢復正常大小
  2362.                     case 'z':
  2363.                         videoScale = 1.0
  2364.                         $hs.translate = {
  2365.                             x: 0,
  2366.                             y: 0
  2367.                         }
  2368.                         break
  2369.                     case 'arrowright':
  2370.                         $hs.translate.x += 10
  2371.                         break
  2372.                     case 'arrowleft':
  2373.                         $hs.translate.x -= 10
  2374.                         break
  2375.                     case 'arrowup':
  2376.                         $hs.translate.y -= 10
  2377.                         break
  2378.                     case 'arrowdown':
  2379.                         $hs.translate.y += 10
  2380.                         break
  2381.                     default:
  2382.                         key_controlled = false;
  2383.  
  2384.                 }
  2385.                 if (key_controlled) {
  2386.  
  2387.                     videoScale = $hs.lastVideoScale = +videoScale.toFixed(1);
  2388.                     player.style.transform = `scale(${videoScale}) translate(${$hs.translate.x}px, ${$hs.translate.y}px)`
  2389.                     let tipsMsg = `視頻縮放率：${ +(videoScale * 100).toFixed(2)  }%`
  2390.                     if ($hs.translate.x) {
  2391.                         tipsMsg += `，水平位移：${$hs.translate.x}px`
  2392.                     }
  2393.                     if ($hs.translate.y) {
  2394.                         tipsMsg += `，垂直位移：${$hs.translate.y}px`
  2395.                     }
  2396.                     $hs.tips(false);
  2397.                     $hs.tips(tipsMsg)
  2398.  
  2399.                     return TERMINATE
  2400.                 }
  2401.  
  2402.             }
  2403.             // 防止其它無關組合鍵衝突
  2404.             if (!keyAsm) {
  2405.                 let kControl = null
  2406.                 let newPBR, oldPBR;
  2407.                 switch (keyCode) {
  2408.                     // 方向鍵右→：快進3秒
  2409.                     case 39:
  2410.                         $hs.tuneCurrentTime($hs.skipStep);
  2411.                         return TERMINATE;
  2412.                         break;
  2413.                         // 方向鍵左←：後退3秒
  2414.                     case 37:
  2415.                         $hs.tuneCurrentTime(-$hs.skipStep);
  2416.                         return TERMINATE;
  2417.                         break;
  2418.                         // 方向鍵上↑：音量升高 1%
  2419.                     case 38:
  2420.                         if ((player.muted && player.volume === 0) && player._volume > 0) {
  2421.  
  2422.                             player.muted = false;
  2423.                             player.volume = player._volume;
  2424.                         } else if (player.muted && (player.volume > 0 || !player._volume)) {
  2425.                             player.muted = false;
  2426.                         }
  2427.                         $hs.tuneVolume(0.01);
  2428.                         return TERMINATE;
  2429.                         break;
  2430.                         // 方向鍵下↓：音量降低 1%
  2431.                     case 40:
  2432.  
  2433.                         if ((player.muted && player.volume === 0) && player._volume > 0) {
  2434.  
  2435.                             player.muted = false;
  2436.                             player.volume = player._volume;
  2437.                         } else if (player.muted && (player.volume > 0 || !player._volume)) {
  2438.                             player.muted = false;
  2439.                         }
  2440.                         $hs.tuneVolume(-0.01);
  2441.                         return TERMINATE;
  2442.                         break;
  2443.                         // 空格鍵：暫停/播放
  2444.                     case $hs.keyMap.space:
  2445.                         $hs.switchPlayStatus();
  2446.                         return TERMINATE;
  2447.                         break;
  2448.                         // 按鍵X：減速播放 -0.1
  2449.                     case $hs.keyMap.x:
  2450.                         if (player.playbackRate > 0) {
  2451.                             $hs.tips(false);
  2452.                             $hs.setPlaybackRate(player.playbackRate - 0.1);
  2453.                             return TERMINATE
  2454.                         }
  2455.                         break;
  2456.                         // 按鍵C：加速播放 +0.1
  2457.                     case $hs.keyMap.c:
  2458.                         if (player.playbackRate < 16) {
  2459.                             $hs.tips(false);
  2460.                             $hs.setPlaybackRate(player.playbackRate + 0.1);
  2461.                             return TERMINATE
  2462.                         }
  2463.  
  2464.                         break;
  2465.                         // 按鍵Z：正常速度播放
  2466.                     case $hs.keyMap.z:
  2467.                         $hs.tips(false);
  2468.                         oldPBR = player.playbackRate;
  2469.                         if (oldPBR != 1.0) {
  2470.                             player._playbackRate_z = oldPBR;
  2471.                             newPBR = 1.0;
  2472.                         } else if (player._playbackRate_z != 1.0) {
  2473.                             newPBR = player._playbackRate_z || 1.0;
  2474.                             player._playbackRate_z = 1.0;
  2475.                         } else {
  2476.                             newPBR = 1.0
  2477.                             player._playbackRate_z = 1.0;
  2478.                         }
  2479.                         $hs.setPlaybackRate(newPBR, 1)
  2480.                         return TERMINATE
  2481.                         break;
  2482.                         // 按鍵F：下一幀
  2483.                     case $hs.keyMap.f:
  2484.                         if (window.location.hostname === 'www.netflix.com') return /* netflix 的F鍵是FULLSCREEN的意思 */
  2485.                         $hs.tips(false);
  2486.                         if (!player.paused) player.pause()
  2487.                         player.currentTime += +(1 / $hs.fps)
  2488.                         $hs.tips('Jump to: Next frame')
  2489.                         return TERMINATE
  2490.                         break;
  2491.                         // 按鍵D：上一幀
  2492.                     case $hs.keyMap.d:
  2493.                         $hs.tips(false);
  2494.                         if (!player.paused) player.pause()
  2495.                         player.currentTime -= +(1 / $hs.fps)
  2496.                         $hs.tips('Jump to: Previous frame')
  2497.                         return TERMINATE
  2498.                         break;
  2499.                         // 按鍵E：亮度增加%
  2500.                     case $hs.keyMap.e:
  2501.                         $hs.tips(false);
  2502.                         kControl = 'brightness'
  2503.                         $hs.filter.key[kControl] += 0.1
  2504.                         $hs.filter.key[kControl] = $hs.filter.key[kControl].toFixed(2)
  2505.                         $hs.filter.setup()
  2506.                         $hs.tips('Brightness: ' + dround($hs.filter.key[kControl] * 100) + '%')
  2507.                         return TERMINATE
  2508.                         break;
  2509.                         // 按鍵W：亮度減少%
  2510.                     case $hs.keyMap.w:
  2511.                         $hs.tips(false);
  2512.                         kControl = 'brightness'
  2513.                         if ($hs.filter.key[kControl] > 0) {
  2514.                             $hs.filter.key[kControl] -= 0.1
  2515.                             $hs.filter.key[kControl] = $hs.filter.key[kControl].toFixed(2)
  2516.                             $hs.filter.setup()
  2517.                         }
  2518.                         $hs.tips('Brightness: ' + dround($hs.filter.key[kControl] * 100) + '%')
  2519.                         return TERMINATE
  2520.                         break;
  2521.                         // 按鍵T：對比度增加%
  2522.                     case $hs.keyMap.t:
  2523.                         $hs.tips(false);
  2524.                         kControl = 'contrast'
  2525.                         $hs.filter.key[kControl] += 0.1
  2526.                         $hs.filter.key[kControl] = $hs.filter.key[kControl].toFixed(2)
  2527.                         $hs.filter.setup()
  2528.                         $hs.tips('Contrast: ' + dround($hs.filter.key[kControl] * 100) + '%')
  2529.                         return TERMINATE
  2530.                         break;
  2531.                         // 按鍵R：對比度減少%
  2532.                     case $hs.keyMap.r:
  2533.                         $hs.tips(false);
  2534.                         kControl = 'contrast'
  2535.                         if ($hs.filter.key[kControl] > 0) {
  2536.                             $hs.filter.key[kControl] -= 0.1
  2537.                             $hs.filter.key[kControl] = $hs.filter.key[kControl].toFixed(2)
  2538.                             $hs.filter.setup()
  2539.                         }
  2540.                         $hs.tips('Contrast: ' + dround($hs.filter.key[kControl] * 100) + '%')
  2541.                         return TERMINATE
  2542.                         break;
  2543.                         // 按鍵U：飽和度增加%
  2544.                     case $hs.keyMap.u:
  2545.                         $hs.tips(false);
  2546.                         kControl = 'saturate'
  2547.                         $hs.filter.key[kControl] += 0.1
  2548.                         $hs.filter.key[kControl] = $hs.filter.key[kControl].toFixed(2)
  2549.                         $hs.filter.setup()
  2550.                         $hs.tips('Saturate: ' + dround($hs.filter.key[kControl] * 100) + '%')
  2551.                         return TERMINATE
  2552.                         break;
  2553.                         // 按鍵Y：飽和度減少%
  2554.                     case $hs.keyMap.y:
  2555.                         $hs.tips(false);
  2556.                         kControl = 'saturate'
  2557.                         if ($hs.filter.key[kControl] > 0) {
  2558.                             $hs.filter.key[kControl] -= 0.1
  2559.                             $hs.filter.key[kControl] = $hs.filter.key[kControl].toFixed(2)
  2560.                             $hs.filter.setup()
  2561.                         }
  2562.                         $hs.tips('Saturate: ' + dround($hs.filter.key[kControl] * 100) + '%')
  2563.                         return TERMINATE
  2564.                         break;
  2565.                         // 按鍵O：色相增加 1 度
  2566.                     case $hs.keyMap.o:
  2567.                         $hs.tips(false);
  2568.                         kControl = 'hue-rotate'
  2569.                         $hs.filter.key['hue-rotate'] += 1
  2570.                         $hs.filter.setup()
  2571.                         $hs.tips('Hue: ' + $hs.filter.key[kControl] + ' deg')
  2572.                         return TERMINATE
  2573.                         break;
  2574.                         // 按鍵I：色相減少 1 度
  2575.                     case $hs.keyMap.i:
  2576.                         $hs.tips(false);
  2577.                         kControl = 'hue-rotate'
  2578.                         $hs.filter.key['hue-rotate'] -= 1
  2579.                         $hs.filter.setup()
  2580.                         $hs.tips('Hue: ' + $hs.filter.key[kControl] + ' deg')
  2581.                         return TERMINATE
  2582.                         break;
  2583.                         // 按鍵K：模糊增加 0.1 px
  2584.                     case $hs.keyMap.k:
  2585.                         $hs.tips(false);
  2586.                         kControl = 'blur'
  2587.                         $hs.filter.key[kControl] += 0.1
  2588.                         $hs.filter.key[kControl] = (+$hs.filter.key[kControl] || 0).toFixed(1)
  2589.                         $hs.filter.setup()
  2590.                         $hs.tips('Blur: ' + $hs.filter.key[kControl] + ' px')
  2591.                         return TERMINATE
  2592.                         break;
  2593.                         // 按鍵J：模糊減少 0.1 px
  2594.                     case $hs.keyMap.j:
  2595.                         $hs.tips(false);
  2596.                         kControl = 'blur'
  2597.                         if ($hs.filter.key[kControl] > 0) {
  2598.                             $hs.filter.key[kControl] -= 0.1
  2599.                             $hs.filter.key[kControl] = (+$hs.filter.key[kControl] || 0).toFixed(1)
  2600.                             $hs.filter.setup()
  2601.                         }
  2602.                         $hs.tips('Blur: ' + $hs.filter.key[kControl] + ' px')
  2603.                         return TERMINATE
  2604.                         break;
  2605.                         // 按鍵Q：圖像復位
  2606.                     case $hs.keyMap.q:
  2607.                         $hs.tips(false);
  2608.                         $hs.filter.reset()
  2609.                         $hs.tips('Video Filter Reset')
  2610.                         return TERMINATE
  2611.                         break;
  2612.                         // 按鍵S：畫面旋轉 90 度
  2613.                     case $hs.keyMap.s:
  2614.                         $hs.tips(false);
  2615.                         $hs.rotate += 90
  2616.                         if ($hs.rotate % 360 === 0) $hs.rotate = 0;
  2617.                         player.style.transform = 'rotate(' + $hs.rotate + 'deg)'
  2618.                         $hs.tips('Rotation：' + $hs.rotate + ' deg')
  2619.                         return TERMINATE
  2620.                         break;
  2621.                         // 按鍵迴車，進入FULLSCREEN
  2622.                     case $hs.keyMap.enter:
  2623.                         //t.callFullScreenBtn();
  2624.                         break;
  2625.                     case $hs.keyMap.n:
  2626.                         $hs.pictureInPicture(player);
  2627.                         return TERMINATE
  2628.                         break;
  2629.                     case $hs.keyMap.m:
  2630.                         //console.log('m!', player.volume,player._volume)
  2631.  
  2632.                         if (player.volume >= 0) {
  2633.  
  2634.                             if (!player.volume || player.muted) {
  2635.  
  2636.                                 var newVol = player.volume || player._volume || 0.5;
  2637.                                 if (player.volume !== newVol) {
  2638.                                     player.volume = newVol;
  2639.                                 }
  2640.                                 player.muted = false;
  2641.                                 $hs.tips(false);
  2642.                                 $hs.tips('Mute: Off', undefined);
  2643.  
  2644.                             } else {
  2645.  
  2646.                                 player._volume = player.volume;
  2647.                                 player._volume_p = player.volume;
  2648.                                 //player.volume = 0;
  2649.                                 player.muted = true;
  2650.                                 $hs.tips(false);
  2651.                                 $hs.tips('Mute: On', undefined);
  2652.  
  2653.                             }
  2654.  
  2655.                         }
  2656.  
  2657.                         return TERMINATE
  2658.                         break;
  2659.                     default:
  2660.                         // 按1-4設置播放速度 49-52;97-100
  2661.                         if ((keyCode >= 49 && keyCode <= 52) || (keyCode >= 97 && keyCode <= 100)) {
  2662.                             $hs.tips(false);
  2663.                             $hs.setPlaybackRate(Number(event.key), 1)
  2664.                             return TERMINATE
  2665.                         }
  2666.                 }
  2667.  
  2668.             }
  2669.         },
  2670.  
  2671.         handlerPlayerMouseMove: function(e) {
  2672.             let player = $hs.player();
  2673.             let rootNode = getRoot(player);
  2674.  
  2675.             if (rootNode.pointerLockElement != player) {
  2676.                 player.removeEventListener('mousemove', $hs.handlerPlayerMouseMove)
  2677.                 return;
  2678.             }
  2679.  
  2680.             var movementX = e.movementX || e.mozMovementX || e.webkitMovementX || 0,
  2681.                 movementY = e.movementY || e.mozMovementY || e.webkitMovementY || 0;
  2682.  
  2683.             player.__xyOffset.x += movementX
  2684.             player.__xyOffset.y += movementY
  2685.             var ld = Math.sqrt(screen.width * screen.width + screen.height * screen.height) * .1
  2686.             var md = Math.sqrt(player.__xyOffset.x * player.__xyOffset.x + player.__xyOffset.y * player.__xyOffset.y);
  2687.             if (md > ld) $hs.playerActionLeave();
  2688.  
  2689.         },
  2690.  
  2691.         playerActionEnter: function() {
  2692.             let player = $hs.player();
  2693.  
  2694.             if (player) {
  2695.                 player.__requestPointerLock();
  2696.                 player.__xyOffset = {
  2697.                     x: 0,
  2698.                     y: 0
  2699.                 };
  2700.                 player.addEventListener('mousemove', $hs.handlerPlayerMouseMove)
  2701.             }
  2702.         },
  2703.  
  2704.         playerActionLeave: function() {
  2705.             let player = $hs.player();
  2706.             if (player) player.removeEventListener('mousemove', $hs.handlerPlayerMouseMove)
  2707.             document.__exitPointerLock();
  2708.         },
  2709.  
  2710.         /* 按鍵響應方法 */
  2711.         handlerRootKeyDownEvent: function(event) {
  2712.             if ($hs.intVideoInitCount > 0) {} else {
  2713.                 return;
  2714.             }
  2715.  
  2716.             let keyCode = lowerKeyCode(event.keyCode)
  2717.             let key = event.key.toLowerCase()
  2718.             let player = $hs.player()
  2719.  
  2720.             if (!player) return; // no video tag
  2721.  
  2722.             let rootNode = getRoot(player);
  2723.  
  2724.             let keyAsm = (event.shiftKey ? SHIFT : 0) | (event.ctrlKey ? CTRL : 0) | (event.altKey ? ALT : 0);
  2725.  
  2726.             if (!keyAsm && keyCode == 27 && (document.fullscreenElement || rootNode.pointerLockElement)) {
  2727.                 setTimeout(() => {
  2728.                     if (document.fullscreenElement) {
  2729.                         document.exitFullscreen();
  2730.                     } else if (document.pointerLockElement) {
  2731.                         $hs.playerActionLeave();
  2732.                     }
  2733.                 }, 700);
  2734.                 return;
  2735.             }
  2736.  
  2737.             if (event.code == "Space" && keyCode > 128) keyCode = 32;
  2738.             if (isInOperation(event.target)) return;
  2739.  
  2740.             //console.log('K01')
  2741.  
  2742.             /* 切換插件的可用狀態 */
  2743.             // Shift-`
  2744.             if (keyAsm == SHIFT && keyCode === 192) {
  2745.                 $hs.enable = !$hs.enable;
  2746.                 $hs.tips(false);
  2747.                 if ($hs.enable) {
  2748.                     $hs.tips('啟用h5Player插件')
  2749.                 } else {
  2750.                     $hs.tips('禁用h5Player插件')
  2751.                 }
  2752.                 // 阻止事件冒泡
  2753.                 event.stopPropagation()
  2754.                 event.preventDefault()
  2755.                 return false
  2756.             }
  2757.             if (!$hs.enable) {
  2758.                 consoleLog('h5Player 已禁用~')
  2759.                 return false
  2760.             }
  2761.  
  2762.             /* 非全局模式下，不聚焦則不執行快捷鍵的操作 */
  2763.  
  2764.             if (!keyAsm && key == 'enter' && !isInOperation()) {
  2765.                 if (!rootNode.pointerLockElement && !document.fullscreenElement) {
  2766.                     if (rootNode.pointerLockElement != player) {
  2767.                         $hs.playerActionEnter();
  2768.  
  2769.                         // 阻止事件冒泡
  2770.                         event.stopPropagation()
  2771.                         event.preventDefault()
  2772.                         return false
  2773.                     }
  2774.                 } else if (rootNode.pointerLockElement && !document.fullscreenElement) {
  2775.                     $hs.playerActionLeave();
  2776.  
  2777.                     // 阻止事件冒泡
  2778.                     event.stopPropagation()
  2779.                     event.preventDefault()
  2780.                     return false
  2781.                 } else if (document.fullscreenElement) {
  2782.                     document.exitFullscreen();
  2783.  
  2784.                     // 阻止事件冒泡
  2785.                     event.stopPropagation()
  2786.                     event.preventDefault()
  2787.                     return false
  2788.                 }
  2789.             }
  2790.  
  2791.             let hv = (elm) => (elm && (elm == player || elm.contains(player)) ? elm : null);
  2792.  
  2793.             let _checkingPass;
  2794.  
  2795.             let plm = null;
  2796.             if (rootNode.activeElement && !rootNode.pointerLockElement && !document.fullscreenElement) {
  2797.                 // the active element may or may not contains the player
  2798.                 // but the player box (player->parent->parent->...) shall contains the active element (and the player)
  2799.                 // so if the active element is inside the layoutbox, okay!
  2800.                 // ps. layoutbox may be much larger than the activeelement, then it is not overlapping case.
  2801.  
  2802.                 plm = rootNode.activeElement
  2803.  
  2804.                 //console.log('activeElement', plm)
  2805.                 _checkingPass = $hs.isInActiveMode(rootNode.activeElement, player);
  2806.             } else {
  2807.                 plm = hv(rootNode.pointerLockElement) || hv(document.fullscreenElement)
  2808.                 _checkingPass = !!plm
  2809.             }
  2810.  
  2811.  
  2812.             if (_checkingPass) {
  2813.  
  2814.                 if (isInOperation()) return;
  2815.  
  2816.                 $hs.keyCodeList = $hs.keyCodeList || Object.values($hs.keyMap);
  2817.                 $hs.keyList = $hs.keyList || (Object.keys($hs.keyMap).concat(['enter', 'shift', 'control', 'alt', 'escape', ' ', 'space', 'arrowleft', 'arrowright', 'arrowright', 'arrowup', 'arrowdown', '|']));
  2818.                 let isInUseCode = $hs.keyCodeList.includes(keyCode) || $hs.keyList.includes(key);
  2819.                 if (!isInUseCode) return;
  2820.  
  2821.                 let res = $hs.playerTrigger(player, event)
  2822.                 if (res == TERMINATE) {
  2823.                     event.stopPropagation()
  2824.                     event.preventDefault()
  2825.                     return false
  2826.                 }
  2827.  
  2828.             }
  2829.         },
  2830.         /* 設置播放進度 */
  2831.         setPlayProgress: function(player, curTime) {
  2832.             if (!player) return
  2833.             if (!curTime || Number.isNaN(curTime)) return
  2834.             player.currentTime = curTime
  2835.             if (curTime > 3) {
  2836.                 $hs.tips(false);
  2837.                 $hs.tips(`Playback Jumps to ${$hs.toolFormatCT(curTime)}`)
  2838.                 if (player.paused) player.play();
  2839.             }
  2840.         }
  2841.     }
  2842.  
  2843.     function makeFilter(arr, k) {
  2844.         var res = ""
  2845.         for (const e of arr) {
  2846.             for (const d of e) {
  2847.                 res += " " + (1.0 * d * k).toFixed(9)
  2848.             }
  2849.         }
  2850.         return res.trim()
  2851.     }
  2852.  
  2853.     function _add_filter(rootElm) {
  2854.         var rootView = null;
  2855.         if (rootElm && rootElm.nodeType > 0) {
  2856.             while (rootElm.parentNode && rootElm.parentNode.nodeType === 1) rootElm = rootElm.parentNode;
  2857.             rootView = rootElm.querySelector('body') || rootElm;
  2858.         } else {
  2859.             return;
  2860.         }
  2861.  
  2862.         if (rootView && rootView.querySelector && !rootView.querySelector('#_h5player_section_')) {
  2863.  
  2864.             let svgFilterElm = document.createElement('section')
  2865.             svgFilterElm.style.position = 'fixed';
  2866.             svgFilterElm.style.left = '-999px';
  2867.             svgFilterElm.style.width = '1px';
  2868.             svgFilterElm.style.top = '-999px';
  2869.             svgFilterElm.style.height = '1px';
  2870.             svgFilterElm.id = '_h5player_section_'
  2871.             var svgXML = `
  2872.                 <svg id='_h5p_image' version="1.1" xmlns="http://www.w3.org/2000/svg">
  2873.                 <defs>
  2874.                 <filter id="_h5p_sharpen1">
  2875.                 <feConvolveMatrix filterRes="100 100" style="color-interpolation-filters:sRGB" order="3" kernelMatrix="` + `
  2876.                 -0.3 -0.3 -0.3
  2877.                 -0.3 3.4 -0.3
  2878.                 -0.3 -0.3 -0.3`.replace(/[\n\r]+/g, '  ').trim() + `"  preserveAlpha="true"/>
  2879.                 </filter>
  2880.                 <filter id="_h5p_unsharpen1">
  2881.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="5" kernelMatrix="` +
  2882.                 makeFilter([
  2883.                     [1, 4, 6, 4, 1],
  2884.                     [4, 16, 24, 16, 4],
  2885.                     [6, 24, -476, 24, 6],
  2886.                     [4, 16, 24, 16, 4],
  2887.                     [1, 4, 6, 4, 1]
  2888.                 ], -1 / 256) + `"  preserveAlpha="false"/>
  2889.                 </filter>
  2890.                 <filter id="_h5p_unsharpen3_05">
  2891.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="3" kernelMatrix="` +
  2892.                 makeFilter(
  2893.                     [
  2894.                         [0.025, 0.05, 0.025],
  2895.                         [0.05, -1.1, 0.05],
  2896.                         [0.025, 0.05, 0.025]
  2897.                     ], -1 / .8) + `"  preserveAlpha="false"/>
  2898.                 </filter>
  2899.                 <filter id="_h5p_unsharpen3_10">
  2900.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="3" kernelMatrix="` +
  2901.                 makeFilter(
  2902.                     [
  2903.                         [0.05, 0.1, 0.05],
  2904.                         [0.1, -1.4, 0.1],
  2905.                         [0.05, 0.1, 0.05]
  2906.                     ], -1 / .8) + `"  preserveAlpha="false"/>
  2907.                 </filter>
  2908.                 <filter id="_h5p_unsharpen5_05">
  2909.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="5" kernelMatrix="` +
  2910.                 makeFilter(
  2911.                     [
  2912.                         [0.025, 0.1, 0.15, 0.1, 0.025],
  2913.                         [0.1, 0.4, 0.6, 0.4, 0.1],
  2914.                         [0.15, 0.6, -18.3, 0.6, 0.15],
  2915.                         [0.1, 0.4, 0.6, 0.4, 0.1],
  2916.                         [0.025, 0.1, 0.15, 0.1, 0.025]
  2917.                     ], -1 / 12.8) + `"  preserveAlpha="false"/>
  2918.                 </filter>
  2919.                 <filter id="_h5p_unsharpen5_10">
  2920.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="5" kernelMatrix="` +
  2921.                 makeFilter(
  2922.                     [
  2923.                         [0.05, 0.2, 0.3, 0.2, 0.05],
  2924.                         [0.2, 0.8, 1.2, 0.8, 0.2],
  2925.                         [0.3, 1.2, -23.8, 1.2, 0.3],
  2926.                         [0.2, 0.8, 1.2, 0.8, 0.2],
  2927.                         [0.05, 0.2, 0.3, 0.2, 0.05]
  2928.                     ], -1 / 12.8) + `"  preserveAlpha="false"/>
  2929.                 </filter>
  2930.                 <filter id="_h5p_unsharpen9_05">
  2931.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="9" kernelMatrix="` +
  2932.                 makeFilter(
  2933.                     [
  2934.                         [0.025, 0.2, 0.7, 1.4, 1.75, 1.4, 0.7, 0.2, 0.025],
  2935.                         [0.2, 1.6, 5.6, 11.2, 14, 11.2, 5.6, 1.6, 0.2],
  2936.                         [0.7, 5.6, 19.6, 39.2, 49, 39.2, 19.6, 5.6, 0.7],
  2937.                         [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
  2938.                         [1.75, 14, 49, 98, -4792.7, 98, 49, 14, 1.75],
  2939.                         [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
  2940.                         [0.7, 5.6, 19.6, 39.2, 49, 39.2, 19.6, 5.6, 0.7],
  2941.                         [0.2, 1.6, 5.6, 11.2, 14, 11.2, 5.6, 1.6, 0.2],
  2942.                         [0.025, 0.2, 0.7, 1.4, 1.75, 1.4, 0.7, 0.2, 0.025]
  2943.                     ], -1 / 3276.8) + `"  preserveAlpha="false"/>
  2944.                 </filter>
  2945.                 <filter id="_h5p_unsharpen9_10">
  2946.                 <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="9" kernelMatrix="` +
  2947.                 makeFilter(
  2948.                     [
  2949.                         [0.05, 0.4, 1.4, 2.8, 3.5, 2.8, 1.4, 0.4, 0.05],
  2950.                         [0.4, 3.2, 11.2, 22.4, 28, 22.4, 11.2, 3.2, 0.4],
  2951.                         [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
  2952.                         [2.8, 22.4, 78.4, 156.8, 196, 156.8, 78.4, 22.4, 2.8],
  2953.                         [3.5, 28, 98, 196, -6308.6, 196, 98, 28, 3.5],
  2954.                         [2.8, 22.4, 78.4, 156.8, 196, 156.8, 78.4, 22.4, 2.8],
  2955.                         [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
  2956.                         [0.4, 3.2, 11.2, 22.4, 28, 22.4, 11.2, 3.2, 0.4],
  2957.                         [0.05, 0.4, 1.4, 2.8, 3.5, 2.8, 1.4, 0.4, 0.05]
  2958.                     ], -1 / 3276.8) + `"  preserveAlpha="false"/>
  2959.                     </filter>
  2960.                     <filter id="_h5p_grey1">
  2961.                     <feColorMatrix values="0.3333 0.3333 0.3333 0 0
  2962.                     0.3333 0.3333 0.3333 0 0
  2963.                     0.3333 0.3333 0.3333 0 0
  2964.                     0      0      0      1 0"/>
  2965.                     <feColorMatrix type="saturate" values="0" />
  2966.                     </filter>
  2967.                     </defs>
  2968.                     </svg>
  2969.                     `;
  2970.  
  2971.             svgFilterElm.innerHTML = svgXML.replace(/[\r\n\s]+/g, ' ').trim();
  2972.  
  2973.             rootView.appendChild(svgFilterElm);
  2974.         }
  2975.  
  2976.     }
  2977.  
  2978.     /**
  2979.      * 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
  2980.      * 解決參考：
  2981.      * https://developers.google.com/web/fundamentals/web-components/shadowdom?hl=zh-cn#closed
  2982.      * https://stackoverflow.com/questions/54954383/override-element-prototype-attachshadow-using-chrome-extension
  2983.      */
  2984.  
  2985.     const initForShadowRoot = async (shadowRoot) => {
  2986.         try {
  2987.             if (shadowRoot && shadowRoot.nodeType > 0 && 'querySelectorAll' in shadowRoot) {
  2988.                 $hs.bindDocEvents(shadowRoot);
  2989.                 new VideoListener(shadowRoot).listen(handlerVideoFound)
  2990.                 shadowRoots.push(shadowRoot)
  2991.             }
  2992.         } catch (e) {
  2993.             console.log('h5Player: initForShadowRoot failed')
  2994.         }
  2995.     }
  2996.  
  2997.     function hackAttachShadow() { // attachShadow - DOM Standard
  2998.  
  2999.         var _prototype_ = window && window.HTMLElement ? window.HTMLElement.prototype : null;
  3000.         if (_prototype_ && typeof _prototype_.attachShadow == 'function') {
  3001.  
  3002.             var _attachShadow = _prototype_.attachShadow
  3003.  
  3004.             hackAttachShadow = null
  3005.             _prototype_.attachShadow = function() {
  3006.                 let arg = [...arguments];
  3007.                 if (arg[0] && arg[0].mode) arg[0].mode = 'open';
  3008.                 let shadowRoot = _attachShadow.apply(this, arg);
  3009.                 initForShadowRoot(shadowRoot);
  3010.                 return shadowRoot
  3011.             }
  3012.  
  3013.         }
  3014.  
  3015.     }
  3016.  
  3017.     function hackCreateShadowRoot() { // createShadowRoot - Deprecated
  3018.  
  3019.         var _prototype_ = window && window.HTMLElement ? window.HTMLElement.prototype : null;
  3020.         if (_prototype_ && typeof _prototype_.createShadowRoot == 'function') {
  3021.  
  3022.             var _createShadowRoot = _prototype_.createShadowRoot;
  3023.  
  3024.             hackCreateShadowRoot = null
  3025.             _prototype_.createShadowRoot = function() {
  3026.                 const shadowRoot = _createShadowRoot.apply(this, arguments);
  3027.                 initForShadowRoot(shadowRoot);
  3028.                 return shadowRoot;
  3029.             }
  3030.  
  3031.         }
  3032.     }
  3033.  
  3034.     /* 事件偵聽hack */
  3035.     function hackEventListener() {
  3036.         if (!window.EventTarget) return;
  3037.         const eventTargetPrototype = window.EventTarget.prototype;
  3038.         var _addEventListener = eventTargetPrototype.addEventListener;
  3039.         var _removeEventListener = eventTargetPrototype.removeEventListener;
  3040.         if (typeof _addEventListener == 'function' && typeof _removeEventListener == 'function') {} else return;
  3041.         hackEventListener = null;
  3042.  
  3043.         class Listeners {
  3044.  
  3045.             constructor(dom, type) {
  3046.                 this._dom = dom;
  3047.                 this._type = type;
  3048.                 this.listenersCount = 0;
  3049.                 this.hashList = {};
  3050.             }
  3051.             get baseFunc() {
  3052.                 if (this._dom && this._type) {
  3053.                     return this._dom['on' + this._type];
  3054.                 }
  3055.             }
  3056.             get funcCount() {
  3057.                 if (this._dom && this._type) {
  3058.                     return (typeof this.baseFunc == 'function') * 1 + (this.listenersCount || 0)
  3059.                 }
  3060.             }
  3061.  
  3062.  
  3063.         }
  3064.  
  3065.  
  3066.  
  3067.         var hackedEvtCount = 0;
  3068.  
  3069.  
  3070.         function timeupdateHack(evtTarget, args) {
  3071.             consoleLog('timeupdate detected')
  3072.             if (!evtTarget._onceTimeUpdateHack) {
  3073.                 evtTarget._onceTimeUpdateHack = true;
  3074.                 if (!_endlessloop) _endlessloop = new EndlessLoop();
  3075.                 let opts = _endlessloop.append(handle.timeupdatef_ell)
  3076.                 opts.video = evtTarget;
  3077.                 opts.lastTime = -1;
  3078.                 opts.evt = new SimEvent("timeupdatef", {
  3079.                     bubbles: false,
  3080.                     cancelable: true,
  3081.                 }, 'timeupdate');
  3082.                 opts.loopingStart();
  3083.                 _ell_timeupdatefs.push(opts);
  3084.             }
  3085.             args[0] = 'timeupdatef';
  3086.             args[1] = sim_arg_1_fn(args[1], _evtOB_create._timeupdate())
  3087.             _addEventListener.apply(evtTarget, args)
  3088.             consoleLog('timeupdate(fast) is added with listener', fn_toString(listener))
  3089.         }
  3090.  
  3091.         eventTargetPrototype.addEventListener = function() {
  3092.             if (!this || !(this instanceof EventTarget)) {
  3093.                 return _addEventListener.apply(this, arguments)
  3094.                 //unknown bug?
  3095.             }
  3096.  
  3097.             let arg = arguments
  3098.             let type = arg[0]
  3099.             let listener = arg[1]
  3100.             let boolCapture = !!((arg[2] && typeof arg[2] == 'object') ? arg[2].capture : arg[2])
  3101.             let sim_arg = null;
  3102.             if (type == 'timeupdate' && this.nodeType == 1 && this.nodeName == "VIDEO" && 0) {
  3103.                 timeupdateHack(this, [...arg])
  3104.             } else {
  3105.                 _addEventListener.apply(this, arg)
  3106.             }
  3107.  
  3108.             this._listeners = this._listeners || {}
  3109.             this._listeners[type] = this._listeners[type] || new Listeners(this, type)
  3110.             let uid = 100000 + (++hackedEvtCount);
  3111.             let listenerObj = {
  3112.                 listener,
  3113.                 options: arg[2],
  3114.                 uid: uid,
  3115.                 useCapture: boolCapture,
  3116.                 sim_arg
  3117.             }
  3118.             this._listeners[type].hashList[uid + ''] = listenerObj;
  3119.             this._listeners[type].listenersCount++;
  3120.         }
  3121.         // hack removeEventListener
  3122.         eventTargetPrototype.removeEventListener = function() {
  3123.             if (!this || !(this instanceof EventTarget)) {
  3124.                 return _removeEventListener.apply(this, arguments)
  3125.                 //unknown bug?
  3126.             }
  3127.  
  3128.             let arg = arguments
  3129.             let type = arg[0]
  3130.             let listener = arg[1]
  3131.  
  3132.             let boolCapture = !!((arg[2] && typeof arg[2] == 'object') ? arg[2].capture : arg[2])
  3133.  
  3134.             let defaultRemoval = true;
  3135.             if (this._listeners && this._listeners[type] && this._listeners[type].hashList) {
  3136.                 let hashList = this._listeners[type].hashList
  3137.                 for (let k in hashList) {
  3138.                     if (hashList[k].listener === listener && hashList[k].useCapture == boolCapture) {
  3139.                         if (hashList[k].sim_arg) {
  3140.                             defaultRemoval = false;
  3141.                             _removeEventListener.apply(this, hashList[k].sim_arg.slice(0, 3));
  3142.                         }
  3143.                         delete hashList[k];
  3144.                         this._listeners[type].listenersCount--;
  3145.                         break;
  3146.                     }
  3147.                 }
  3148.             }
  3149.             if (defaultRemoval) _removeEventListener.apply(this, arg);
  3150.         }
  3151.     }
  3152.  
  3153.     function handlerVideoFound(video) {
  3154.  
  3155.         if (!video) return;
  3156.         if (video.getAttribute('_h5ppid')) return;
  3157.         var alabel = video.getAttribute('aria-label')
  3158.         if (alabel && typeof alabel == "string" && alabel.toUpperCase() == "GIF") return;
  3159.         consoleLog('handlerVideoFound', video)
  3160.  
  3161.         $hs.intVideoInitCount = ($hs.intVideoInitCount || 0) + 1;
  3162.         consoleLog(' - HTML5 Video is detected -', `Number of Videos: ${$hs.intVideoInitCount}`)
  3163.         if ($hs.intVideoInitCount === 1) $hs.fireGlobalInit();
  3164.         video.setAttribute('_h5ppid', 'h5p-' + $hs.intVideoInitCount)
  3165.  
  3166.         let rootNode = getRoot(video);
  3167.         if (rootNode.host) $hs.getLayoutBox(video);
  3168.         let rootElm = rootNode.querySelector('head') || rootNode.querySelector('html') || document.documentElement //48763
  3169.         _add_filter(rootElm)
  3170.  
  3171.         video.addEventListener('loadedmetadata', $hs.handlerVideoLoadedMetaData, true);
  3172.  
  3173.     }
  3174.  
  3175.  
  3176.     ResizeODM.__init__();
  3177.  
  3178.     hackAttachShadow()
  3179.     hackCreateShadowRoot()
  3180.     hackEventListener()
  3181.  
  3182.  
  3183.     window.addEventListener('message', $hs.handlerWinMessage, false);
  3184.     $hs.bindDocEvents(document);
  3185.     new VideoListener(document.documentElement).listen(handlerVideoFound)
  3186.  
  3187.     var windowsLD = (function() {
  3188.         let ls_res = [];
  3189.         try {
  3190.             ls_res = [!!window.localStorage, !!window.top.localStorage];
  3191.         } catch (e) {}
  3192.         try {
  3193.             let winp = window;
  3194.             let winc = 0;
  3195.             while (winp !== window.top && winp && ++winc) winp = winp.parentNode;
  3196.             ls_res.push(winc);
  3197.         } catch (e) {}
  3198.         return ls_res;
  3199.     })();
  3200.  
  3201.     consoleLogF('- h5Player Plugin Loaded -', ...windowsLD)
  3202.  
  3203.     function isInCrossOriginFrame() {
  3204.         let result = true;
  3205.         try {
  3206.             if (window.top.localStorage || window.top.location.href) result = false;
  3207.         } catch (e) {}
  3208.         return result
  3209.     }
  3210.  
  3211.     if (isInCrossOriginFrame()) consoleLog('cross origin frame detected');
  3212.  
  3213.  
  3214. })(null);