HTML5 Video Player Enhance

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

Verze ze dne 18. 06. 2021. Zobrazit nejnovější verzi.

// ==UserScript==
// @name         HTML5 Video Player Enhance
// @version      2.9.4.1
// @description  To enhance the functionality of HTML5 Video Player (h5player) supporting all websites using shortcut keys similar to PotPlayer.
// @author       CY Fung
// @match        http://*/*
// @match        https://*/*
// @run-at       document-start
// @require https://cdnjs.cloudflare.com/ajax/libs/js-sha256/0.9.0/sha256.min.js
// @require https://cdnjs.cloudflare.com/ajax/libs/mathjs/9.3.2/math.js
// @namespace https://greasyforks.org/users/371179
// @grant   GM_getValue
// @grant   GM_setValue
// @grant   unsafeWindow
// ==/UserScript==


/**
 * Remarks
 * This script support modern browser only with ES6+.
 * fullscreen and pointerLock   buggy in shadowRoot
 * Space Pause not success
 * shift F key issue
 **/
(function $$($$uWin) {
    'use strict';

    if (!document || !document.documentElement) return window.requestAnimationFrame($$);

    const $qmt=($$uWin.queueMicrotask?$$uWin.queueMicrotask:function (callback) {
    Promise.resolve()
      .then(callback)
      .catch(e => setTimeout(() => { throw e; })); // report exceptions
  }).bind($$uWin)

    const $bz={boosted:false}
    //document.nmm=[]

    !(function(window) {


        const $$setTimeout = window.setTimeout
        const $$clearTimeout = window.clearTimeout
        const $$requestAnimationFrame = window.requestAnimationFrame;
        const $$cancelAnimationFrame = window.cancelAnimationFrame;

        const $$bind = Function.prototype.bind
        Function.prototype.bind=function(){
            const bf=$$bind.apply(this,arguments)
            bf.__bind_func__=[...arguments]
        return bf
        }

        window.setTimeout = function() {
            let f = arguments[0]
            let d = arguments[1] || 0;
            let res;
            //if($bz.boosted) document.nmm.push(d)

            if ($bz.boosted && typeof f == 'function' && (arguments.length == 2 || arguments.length == 1)) {
                // f : function  arguments.length = 1 or 2
                // setTimeout(f,d)
                if(d>40){
                    if(!f.__timeout__g__){
                        f.__timeout__g__= function(){
                            $qmt(()=>f.apply(this,arguments))
                        }
                    }
                    res = $$setTimeout.call(window, f.__timeout__g__, d)
                    if (res > 0) res = res << 1;
                    return res;
                }else{
                    //1000/40=25
                    res = $$requestAnimationFrame.call(window, f)
                    if (res > 0) {
                        res = res << 1;
                        res |= 1;
                    }
                }
                return res;
            }
            res = $$setTimeout.apply(this, arguments)
            if (res > 0) res = res << 1;
            return res;
        }

        window.clearTimeout = function() {
            let cid = arguments[0]
            if (cid > 0) {
                let res;
                if (cid & 1) {
                    cid = cid >> 1;
                    res = $$cancelAnimationFrame.call(window, cid);
                } else {
                    arguments[0] = arguments[0] >> 1;
                    res = $$clearTimeout.apply(this, arguments);
                }
                return res;
            } else {
                return $$clearTimeout.apply(this, arguments);
            }
        }

    })(window.unsafeWindow || window);


    const $$vPlay = HTMLVideoElement.prototype.play
    const $$vPause = HTMLVideoElement.prototype.pause
    HTMLVideoElement.prototype.play=function(){

        return new Promise((resolve, reject)=>{
            $qmt(()=>{

            if(this.__play_cid__>0) window.cancelAnimationFrame(this.__play_cid__);

                this.__play_cid__=window.requestAnimationFrame(()=>{

                    if(this.__play_cid__>0){
                        this.__play_cid__=0;
                        if(this.paused){

                            $$vPlay.call(this).then(resolve).catch(e=>{

                                if(e instanceof DOMException)return;
                                throw e;

                            })

                        }
                    }

                })

            })

        })

    }


    HTMLVideoElement.prototype.pause=function(){


        $qmt(()=>{


            if(this.__play_cid__>0) this.__play_cid__=window.cancelAnimationFrame(this.__play_cid__);

            this.__play_cid__=window.requestAnimationFrame(()=>{
                if(this.__play_cid__>0){
                    this.__play_cid__=0;


                    if(!this.paused){
                        $$vPause.call(this)



                    }

                }


            })
        })


    }



    let _debug_h5p_logging_ = false;

    try {
        _debug_h5p_logging_ = +window.localStorage.getItem('_h5_player_sLogging_') > 0
    } catch (e) {}



    const SHIFT = 1;
    const CTRL = 2;
    const ALT = 4;
    const TERMINATE = 0x842;
    const _sVersion_ = 1817;
    const str_postMsgData = '__postMsgData__'
    const DOM_ACTIVE_FOUND = 1;
    const DOM_ACTIVE_SRC_LOADED = 2;
    const DOM_ACTIVE_ONCE_PLAYED = 4;
    const DOM_ACTIVE_MOUSE_CLICK = 8;
    const DOM_ACTIVE_MOUSE_IN = 16;
    const DOM_ACTIVE_DELAYED_PAUSED = 32;
    const DOM_ACTIVE_INVALID_PARENT = 2048;

    var console = {};

    console.log = function() {
        window.console.log(...['[h5p]', ...arguments])
    }
    console.error = function() {
        window.console.error(...['[h5p]', ...arguments])
    }

    function makeNoRoot(shadowRoot) {
        const doc = shadowRoot.ownerDocument || document;
        const htmlInShadowRoot = doc.createElement('noroot'); // pseudo element
        const childNodes = [...shadowRoot.childNodes]
        shadowRoot.insertBefore(htmlInShadowRoot, shadowRoot.firstChild)
        for (const childNode of childNodes) htmlInShadowRoot.appendChild(childNode);
        return shadowRoot.querySelector('noroot');
    }

    let _endlessloop = null;
    const isIframe = (window.top !== window.self && window.top && window.self);
    const shadowRoots = [];

    const getRoot = (elm) => elm.getRootNode instanceof Function ? elm.getRootNode() : (elm.ownerDocument || null);

    const isShadowRoot = (elm) => (elm && ('host' in elm)) ? elm.nodeType == 11 && !!elm.host && elm.host.nodeType == 1 : null; //instanceof ShadowRoot


    const domAppender = (d) => d.querySelector('head') || d.querySelector('html') || d.querySelector('noroot') || null;

    const playerConfs = {}

    const hanlderResizeVideo = (entries) => {
        const detected_changes = {};
        for (let entry of entries) {
            const player = entry.target.nodeName == "VIDEO" ? entry.target : entry.target.querySelector("VIDEO[_h5ppid]");
            if (!player) continue;
            const vpid = player.getAttribute('_h5ppid');
            if (!vpid) continue;
            if (vpid in detected_changes) continue;
            detected_changes[vpid] = true;
            const wPlayer = $hs.getPlayerBlockElement(player, true)
            if (!wPlayer) continue;
            const layoutBox = wPlayer.parentNode
            if (!layoutBox) continue;
            const tipsDom = layoutBox.querySelector('[_potTips_]');
            if (!tipsDom) continue;

            $hs.fixNonBoxingVideoTipsPosition(tipsDom, player);
            window.requestAnimationFrame(() => $hs.fixNonBoxingVideoTipsPosition(tipsDom, player))

        }
    };

    const $mb = {


        nightly_isSupportQueueMicrotask: function() {

            if ('_isSupportQueueMicrotask' in $mb) return $mb._isSupportQueueMicrotask;

            $mb._isSupportQueueMicrotask = false;
            $mb.queueMicrotask = window.queueMicrotask;
            if (typeof $mb.queueMicrotask == 'function') {
                $mb._isSupportQueueMicrotask = true;
            }

            return $mb._isSupportQueueMicrotask;

        },

        stable_isSupportAdvancedEventListener: function() {

            if ('_isSupportAdvancedEventListener' in $mb) return $mb._isSupportAdvancedEventListener
            let prop = 0;
            document.createAttribute('z').addEventListener('', null, {
                get passive() {
                    prop++;
                },
                get once() {
                    prop++;
                }
            });
            return ($mb._isSupportAdvancedEventListener = (prop == 2));
        }

    }


    const $ws = {
        requestAnimationFrame,
        cancelAnimationFrame,
        MutationObserver,
        setInterval,
        clearInterval
    }
    //throw Error if your browser is too outdated. (eg ES6 script, no such window object)

    Element.prototype.__matches__ = (Element.prototype.matches || Element.prototype.matchesSelector ||
        Element.prototype.mozMatchesSelector || Element.prototype.msMatchesSelector ||
        Element.prototype.oMatchesSelector || Element.prototype.webkitMatchesSelector ||
        Element.prototype.matches()); // throw Error if not supported


    Element.prototype.__requestPointerLock__ = (Element.prototype.requestPointerLock ||
        Element.prototype.mozRequestPointerLock || Element.prototype.webkitRequestPointerLock || function() {});

    // Ask the browser to release the pointer
    Document.prototype.__exitPointerLock__ = (Document.prototype.exitPointerLock ||
        Document.prototype.mozExitPointerLock || Document.prototype.webkitExitPointerLock || function() {});

    //  built-in hash - https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/digest
    async function digestMessage(message) {
        return window.sha256(message)
    }

    const dround = (x) => ~~(x + .5);

    const jsonStringify_replacer = function(key, val) {
        if (val && (val instanceof Element || val instanceof Document)) return val.toString();
        return val; // return as is
    };

    const jsonParse = function() {
        try {
            return JSON.parse.apply(this, arguments)
        } catch (e) {}
        return null;
    }
    const jsonStringify = function(obj) {
        try {
            return JSON.stringify.call(this, obj, jsonStringify_replacer)
        } catch (e) {}
        return null;
    }

    function _postMsg() {
        //async is needed. or error handling for postMessage
        const [win, tag, ...data] = arguments;
        if (typeof tag == 'string') {
            let postMsgObj = {
                tag,
                passing: true,
                winOrder: _postMsg.a
            }
            try {
                let k = 'msg-' + (+new Date)
                win.document[str_postMsgData] = win.document[str_postMsgData] || {}
                win.document[str_postMsgData][k] = data; //direct
                postMsgObj.str = k;
                postMsgObj.stype = 1;
            } catch (e) {}
            if (!postMsgObj.stype) {
                postMsgObj.str = jsonStringify({
                    d: data
                })
                if (postMsgObj.str && postMsgObj.str.length) postMsgObj.stype = 2;
            }
            if (!postMsgObj.stype) {
                postMsgObj.str = "" + data;
                postMsgObj.stype = 0;
            }
            win.postMessage(postMsgObj, '*');
        }

    }

    function postMsg() {
        let win = window;
        let a = 0;
        while (win = win.parent) {
            _postMsg.a = ++a;
            _postMsg(win, ...arguments)
            if (win == top) break;
        }
    }


    function crossBrowserTransition(type) {
        if (crossBrowserTransition['_result_' + type]) return crossBrowserTransition['_result_' + type]
        let el = document.createElement("fakeelement");

        const capital = (x) => x[0].toUpperCase() + x.substr(1);
        const capitalType = capital(type);

        const transitions = {
            [type]: `${type}end`,
            [`O${capitalType}`]: `o${capitalType}End`,
            [`Moz${capitalType}`]: `${type}end`,
            [`Webkit${capitalType}`]: `webkit${capitalType}End`,
            [`MS${capitalType}`]: `MS${capitalType}End`
        }

        for (let styleProp in transitions) {
            if (el.style[styleProp] !== undefined) {
                return (crossBrowserTransition['_result_' + type] = transitions[styleProp]);
            }
        }
    }

    function isInOperation(elm) {
        let elmInFocus = elm || document.activeElement;
        if (!elmInFocus) return false;
        let res1 = elmInFocus.__matches__(
            'a[href],link[href],button,input:not([type="hidden"]),select,textarea,iframe,frame,menuitem,[draggable],[contenteditable]'
        );
        return res1;
    }

    const fn_toString = (f, n = 50) => {
        let s = (f + "");
        if (s.length > 2 * n + 5) {
            s = s.substr(0, n) + ' ... ' + s.substr(-n);
        }
        return s
    };

    function consoleLog() {
        if (!_debug_h5p_logging_) return;
        if (isIframe) postMsg('consoleLog', ...arguments);
        else console.log.apply(console, arguments);
    }

    function consoleLogF() {
        if (isIframe) postMsg('consoleLog', ...arguments);
        else console.log.apply(console, arguments);
    }

    class AFLooperArray extends Array {
        constructor() {
            super();
            this.activeLoopsCount = 0;
            this.cid = 0;
            this.loopingFrame = this.loopingFrame.bind(this);
        }

        loopingFrame() {
            if (!this.cid) return; //cancelled
            for (const opt of this) {
                if (opt.isFunctionLooping) opt.qn(opt.fn);
            }
        }

        get isArrayLooping() {
            return this.cid > 0;
        }

        loopStart() {
            this.cid = $ws.setInterval(this.loopingFrame, 300);
        }
        loopStop() {
            if (this.cid) $ws.clearInterval(this.cid);
            this.cid = 0;
        }
        appendLoop(fn) {
            if (typeof fn != 'function' || !this) return;
            const opt = new AFLooperFunc(fn, this);
            super.push(opt);
            return opt;
        }
    }

    class AFLooperFunc {
        constructor(fn, bind) {
            this._looping = false;
            this.fn = fn.bind(this);
            if ($mb.nightly_isSupportQueueMicrotask()) this.qn = $mb.queueMicrotask;
            else this.qn = this.fn; //qn(fn) = qn() = fn()
            this.bind = bind;
        }
        get isFunctionLooping() {
            return this._looping;
        }
        loopingStart() {
            if (this._looping === false) {
                this._looping = true;
                if (++this.bind.activeLoopsCount == 1) this.bind.loopStart();
            }
        }
        loopingStop() {
            if (this._looping === true) {
                this._looping = false;
                if (--this.bind.activeLoopsCount == 0) this.bind.loopStop();
            }
        }
    }

    function decimalEqual(a, b) {
        return Math.round(a * 100000000) == Math.round(b * 100000000)
    }

    function nonZeroNum(a) {
        return a > 0 || a < 0;
    }

    class PlayerConf {

        get scaleFactor() {
            return this.mFactor * this.vFactor;
        }

        cssTransform() {

            const playerConf = this;
            const player = playerConf.domElement;
            if (!player) return;
            const videoScale = playerConf.scaleFactor;

            let {
                x,
                y
            } = playerConf.translate;

            let [_x, _y] = ((playerConf.rotate % 180) == 90) ? [y, x] : [x, y];


            if ((playerConf.rotate % 360) == 270) _x = -_x;
            if ((playerConf.rotate % 360) == 90) _y = -_y;

            var s = [
                playerConf.rotate > 0 ? 'rotate(' + playerConf.rotate + 'deg)' : '',
                !decimalEqual(videoScale, 1.0) ? 'scale(' + videoScale + ')' : '',
                (nonZeroNum(_x) || nonZeroNum(_y)) ? `translate(${_x}px, ${_y}px)` : '',
            ];

            player.style.transform = s.join(' ').trim()

        }

        constructor() {

            this.translate = {
                x: 0,
                y: 0
            };
            this.rotate = 0;
            this.mFactor = 1.0;
            this.vFactor = 1.0;
            this.fps = 30;
            this.filter_key = {};
            this.filter_view_units = {
                'hue-rotate': 'deg',
                'blur': 'px'
            };
            this.filterReset();

        }

        setFilter(prop, f) {

            let oldValue = this.filter_key[prop];
            if (typeof oldValue != 'number') return;
            let newValue = f(oldValue)
            if (oldValue != newValue) {

                newValue = +newValue.toFixed(6); //javascript bug

            }

            this.filter_key[prop] = newValue
            this.filterSetup();

            return newValue;



        }

        filterSetup(options) {

            let ums = GM_getValue("unsharpen_mask")
            if (!ums) ums = ""

            let view = []
            let playerElm = $hs.player();
            if (!playerElm) return;
            for (let view_key in this.filter_key) {
                let filter_value = +((+this.filter_key[view_key] || 0).toFixed(3))
                let addTo = true;
                switch (view_key) {
                    case 'brightness':
                        /* fall through */
                    case 'contrast':
                        /* fall through */
                    case 'saturate':
                        if (decimalEqual(filter_value, 1.0)) addTo = false;
                        break;
                    case 'hue-rotate':
                        /* fall through */
                    case 'blur':
                        if (decimalEqual(filter_value, 0.0)) addTo = false;
                        break;
                }
                let view_unit = this.filter_view_units[view_key] || ''
                if (addTo) view.push(`${view_key}(${filter_value}${view_unit})`)
                this.filter_key[view_key] = Number(+this.filter_key[view_key] || 0)
            }
            if (ums) view.push(`url("#_h5p_${ums}")`);
            if (options && options.grey) view.push('url("#grey1")');
            playerElm.style.filter = view.join(' ').trim(); //performance in firefox is bad
        }

        filterReset() {
            this.filter_key['brightness'] = 1.0
            this.filter_key['contrast'] = 1.0
            this.filter_key['saturate'] = 1.0
            this.filter_key['hue-rotate'] = 0.0
            this.filter_key['blur'] = 0.0
            this.filterSetup()
        }

    }

    const Store = {
        prefix: '_h5_player',
        save: function(k, v) {
            if (!Store.available()) return false;
            if (typeof v != 'string') return false;
            Store.LS.setItem(Store.prefix + k, v)
            let sk = fn_toString(k + "", 30);
            let sv = fn_toString(v + "", 30);
            consoleLog(`localStorage Saved "${sk}" = "${sv}"`)
            return true;

        },
        read: function(k) {
            if (!Store.available()) return false;
            let v = Store.LS.getItem(Store.prefix + k)
            let sk = fn_toString(k + "", 30);
            let sv = fn_toString(v + "", 30);
            consoleLog(`localStorage Read "${sk}" = "${sv}"`);
            return v;

        },
        remove: function(k) {

            if (!Store.available()) return false;
            Store.LS.removeItem(Store.prefix + k)
            let sk = fn_toString(k + "", 30);
            consoleLog(`localStorage Removed "${sk}"`)
            return true;
        },
        clearInvalid: function(sVersion) {
            if (!Store.available()) return false;

            //let sVersion=1814;
            if (+Store.read('_sVersion_') < sVersion) {
                Store._keys()
                    .filter(s => s.indexOf(Store.prefix) === 0)
                    .forEach(key => window.localStorage.removeItem(key))
                Store.save('_sVersion_', sVersion + '')
                return 2;
            }
            return 1;

        },
        available: function() {
            if (Store.LS) return true;
            if (!window) return false;
            const localStorage = window.localStorage;
            if (!localStorage) return false;
            if (typeof localStorage != 'object') return false;
            if (!('getItem' in localStorage)) return false;
            if (!('setItem' in localStorage)) return false;
            Store.LS = localStorage;
            return true;

        },
        _keys: function() {
            return Object.keys(localStorage);
        },
        _setItem: function(key, value) {
            return localStorage.setItem(key, value)
        },
        _getItem: function(key) {
            return localStorage.getItem(key)
        },
        _removeItem: function(key) {
            return localStorage.removeItem(key)
        }

    }

    const domTool = {
        nopx: (x) => +x.replace('px', ''),
        cssWH: function(m, r) {
            if (!r) r = getComputedStyle(m, null);
            let c = (x) => +x.replace('px', '');
            return {
                w: m.offsetWidth || c(r.width),
                h: m.offsetHeight || c(r.height)
            }
        },
        _isActionBox_1: function(vEl, pEl) {

            const vElCSS = domTool.cssWH(vEl);
            let vElCSSw = vElCSS.w;
            let vElCSSh = vElCSS.h;

            let vElx = vEl;
            const res = [];
            //let mLevel = 0;
            if (vEl && pEl && vEl != pEl && pEl.contains(vEl)) {
                while (vElx && vElx != pEl) {
                    vElx = vElx.parentNode;
                    let vElx_css = null;
                    if (isShadowRoot(vElx)) {} else {
                        vElx_css = getComputedStyle(vElx, null);
                        let vElx_wp = domTool.nopx(vElx_css.paddingLeft) + domTool.nopx(vElx_css.paddingRight)
                        vElCSSw += vElx_wp
                        let vElx_hp = domTool.nopx(vElx_css.paddingTop) + domTool.nopx(vElx_css.paddingBottom)
                        vElCSSh += vElx_hp
                    }
                    res.push({
                        //level: ++mLevel,
                        padW: vElCSSw,
                        padH: vElCSSh,
                        elm: vElx,
                        css: vElx_css
                    })

                }
            }

            // in the array, each item is the parent of video player
            //res.vEl_cssWH = vElCSS

            return res;

        },
        _isActionBox: function(vEl, walkRes, pEl_idx) {

            function absDiff(w1, w2, h1, h2) {
                const w = (w1 - w2),
                    h = h1 - h2;
                return [(w > 0 ? w : -w), (h > 0 ? h : -h)]
            }

            function midPoint(rect) {
                return {
                    x: (rect.left + rect.right) / 2,
                    y: (rect.top + rect.bottom) / 2
                }
            }

            const parentCount = walkRes.length;
            if (pEl_idx >= 0 && pEl_idx < parentCount) {} else {
                return;
            }
            const pElr = walkRes[pEl_idx]
            if (!pElr.css) {
                //shadowRoot
                return true;
            }

            const pEl = pElr.elm;

            //prevent activeElement==body
            const pElCSS = domTool.cssWH(pEl, pElr.css);

            //check prediction of parent dimension
            const d1v = absDiff(pElCSS.w, pElr.padW, pElCSS.h, pElr.padH)

            const d1x = d1v[0] < 10
            const d1y = d1v[1] < 10;

            if (d1x && d1y) return true; //both edge along the container   -  fit size
            if (!d1x && !d1y) return false; //no edge along the container     -  body contain the video element, fixed width&height

            //case: youtube video fullscreen

            //check centre point

            const pEl_rect = pEl.getBoundingClientRect()
            const vEl_rect = vEl.getBoundingClientRect()

            const pEl_center = midPoint(pEl_rect)
            const vEl_center = midPoint(vEl_rect)

            const d2v = absDiff(pEl_center.x, vEl_center.x, pEl_center.y, vEl_center.y);

            const d2x = d2v[0] < 10;
            const d2y = d2v[1] < 10;

            return (d2x && d2y);

        },
        getRect: function(element) {
            let rect = element.getBoundingClientRect();
            let scroll = domTool.getScroll();
            return {
                pageX: rect.left + scroll.left,
                pageY: rect.top + scroll.top,
                screenX: rect.left,
                screenY: rect.top
            };
        },
        getScroll: function() {
            return {
                left: document.documentElement.scrollLeft || document.body.scrollLeft,
                top: document.documentElement.scrollTop || document.body.scrollTop
            };
        },
        getClient: function() {
            return {
                width: document.compatMode == 'CSS1Compat' ? document.documentElement.clientWidth : document.body.clientWidth,
                height: document.compatMode == 'CSS1Compat' ? document.documentElement.clientHeight : document.body.clientHeight
            };
        },
        addStyle: //GM_addStyle,
            function(css, head) {
                if (!head) {
                    let _doc = document.documentElement;
                    head = domAppender(_doc);
                }
                let doc = head.ownerDocument;
                let style = doc.createElement('style');
                style.type = 'text/css';
                style.textContent = css;
                head.appendChild(style);
                //console.log(document.head,style,'add style')
                return style;
            },
        eachParentNode: function(dom, fn) {
            let parent = dom.parentNode
            while (parent) {
                let isEnd = fn(parent, dom)
                parent = parent.parentNode
                if (isEnd) {
                    break
                }
            }
        },

        hideDom: function hideDom(selector) {
            let dom = document.querySelector(selector)
            if (dom) {
                $ws.requestAnimationFrame(function() {
                    dom.style.opacity = 0;
                    dom.style.transform = 'translate(-9999px)';
                    dom = null;
                })
            }
        }
    };

    const handle = {


        afPlaybackRecording: async function() {
            const opts = this;

            let qTime = +new Date;
            if (qTime >= opts.pTime) {
                opts.pTime = qTime + opts.timeDelta; //prediction of next Interval
                opts.savePlaybackProgress()
            }

        },
        savePlaybackProgress: function() {

            //this refer to endless's opts
            let player = this.player;

            let _uid = this.player_uid; //_h5p_uid_encrypted
            if (!_uid) return;

            let shallSave = true;
            let currentTimeToSave = ~~player.currentTime;

            if (this._lastSave == currentTimeToSave) shallSave = false;

            if (shallSave) {

                this._lastSave = currentTimeToSave

                //console.log('aasas',this.player_uid, shallSave, '_play_progress_'+_uid, currentTimeToSave)

                Store.save('_play_progress_' + _uid, jsonStringify({
                    't': currentTimeToSave
                }))

            }
            //console.log('playback logged')

        },
        playingWithRecording: function() {
            let player = this.player;
            if (!player.paused && !this.isFunctionLooping) {
                let player = this.player;
                let _uid = player.getAttribute('_h5p_uid_encrypted') || ''
                if (_uid) {
                    this.player_uid = _uid;
                    this.pTime = 0;
                    this.loopingStart();
                }
            }
        }

    };

    class Momentary extends Map {
        act(uniqueId, fn_start, fn_end, delay) {
            if (!uniqueId) return;
            uniqueId = uniqueId + "";
            const last_cid = this.get(uniqueId);
            if (last_cid > 0) clearTimeout(last_cid);
            fn_start();
            const new_cid = setTimeout(fn_end, delay)
            this.set(uniqueId, new_cid)
        }
    }

    const momentary = new Momentary();

    const $hs = {

        /* 提示文本的字號 */
        fontSize: 16,
        enable: true,
        playerInstance: null,
        playbackRate: 1,
        /* 快進快退步長 */
        skipStep: 5,

        /* 獲取當前播放器的實例 */
        player: function() {
            let res = $hs.playerInstance || null;
            if (res && res.parentNode == null) {
                $hs.playerInstance = null;
                res = null;
            }

            if (res == null) {
                for (let k in playerConfs) {
                    let playerConf = playerConfs[k];
                    if (playerConf && playerConf.domElement && playerConf.domElement.parentNode) return playerConf.domElement;
                }
            }
            return res;
        },

        pictureInPicture: function(videoElm) {
            if (document.pictureInPictureElement) {
                document.exitPictureInPicture();
            } else if ('requestPictureInPicture' in videoElm) {
                videoElm.requestPictureInPicture()
            } else {
                $hs.tips('PIP is not supported.');
            }
        },

        getPlayerConf: function(video) {

            if (!video) return null;
            let vpid = video.getAttribute('_h5ppid') || null;
            if (!vpid) return null;
            return playerConfs[vpid] || null;

        },

        handlerVideoPlaying: function(evt) {
            const videoElm = evt.target || this || null;

            if (!videoElm || videoElm.nodeName != "VIDEO") return;

            const vpid = videoElm.getAttribute('_h5ppid')

            if (!vpid) return;
            if ($hs.cid_playHook > 0) clearTimeout($hs.cid_playHook);
            $hs.cid_playHook = setTimeout(function() {
                let onlyPlayed = null;
                for (var k in playerConfs) {
                    if (k == vpid) {
                        if (playerConfs[k].domElement.paused === false) onlyPlayed = true;
                    } else if (playerConfs[k].domElement.paused === false) {
                        onlyPlayed = false;
                        break;
                    }
                }
                if (onlyPlayed === true) {
                    $hs.focusHookVDoc = getRoot(videoElm)
                    $hs.focusHookVId = vpid
                }
                $bv.boostVideoPerformanceActivate();
            }, 100)

            const playerConf = $hs.getPlayerConf(videoElm)

            $hs._actionBoxObtain(videoElm);
            if (playerConf) {
                if (playerConf.timeout_pause > 0) playerConf.timeout_pause = clearTimeout(playerConf.timeout_pause);
                playerConf.lastPauseAt = 0
                playerConf.domActive |= DOM_ACTIVE_ONCE_PLAYED;
                playerConf.domActive &= ~DOM_ACTIVE_DELAYED_PAUSED;
            }

            $hs.swtichPlayerInstance();



            $hs.onVideoTriggering();

            if (!$hs.enable) return $hs.tips(false);

            if (videoElm._isThisPausedBefore_) consoleLog('resumed')
            let _pausedbefore_ = videoElm._isThisPausedBefore_

            if (videoElm.playpause_cid) {
                clearTimeout(videoElm.playpause_cid);
                videoElm.playpause_cid = 0;
            }
            let _last_paused = videoElm._last_paused
            videoElm._last_paused = videoElm.paused
            if (_last_paused === !videoElm.paused) {
                videoElm.playpause_cid = setTimeout(() => {
                    if (videoElm.paused === !_last_paused && !videoElm.paused && _pausedbefore_) {
                        $hs.tips('Playback resumed', undefined, 2500)
                    }
                }, 90)
            }

            /* 播放的時候進行相關同步操作 */

            if (!videoElm._record_continuous) {

                /* 同步之前設定的播放速度 */
                $hs.setPlaybackRate()

                if (!_endlessloop) _endlessloop = new AFLooperArray();

                videoElm._record_continuous = _endlessloop.appendLoop(handle.afPlaybackRecording);
                videoElm._record_continuous._lastSave = -999;

                videoElm._record_continuous.timeDelta = 2000;
                videoElm._record_continuous.player = videoElm
                videoElm._record_continuous.savePlaybackProgress = handle.savePlaybackProgress;
                videoElm._record_continuous.playingWithRecording = handle.playingWithRecording;
            }

            videoElm._record_continuous.playingWithRecording(videoElm); //try to start recording

            videoElm._isThisPausedBefore_ = false;

        },
        handlerVideoPause: function(evt) {

            const videoElm = evt.target || this || null;

            if (!videoElm || videoElm.nodeName != "VIDEO") return;

            const vpid = videoElm.getAttribute('_h5ppid')

            if (!vpid) return;
            if ($hs.cid_playHook > 0) clearTimeout($hs.cid_playHook);
            $hs.cid_playHook = setTimeout(function() {
                let allPaused = true;
                for (var k in playerConfs) {
                    if (playerConfs[k].domElement.paused === false) {
                        allPaused = false;
                        break;
                    }
                }
                if (allPaused) {
                    $hs.focusHookVDoc = getRoot(videoElm)
                    $hs.focusHookVId = vpid
                }
                $bv.boostVideoPerformanceDeactivate();
            }, 100)



            const playerConf = $hs.getPlayerConf(videoElm)
            if (playerConf) {
                playerConf.lastPauseAt = +new Date;
                playerConf.timeout_pause = setTimeout(() => {
                    if (playerConf.lastPauseAt > 0) playerConf.domActive |= DOM_ACTIVE_DELAYED_PAUSED;
                }, 600)
            }

            if (!$hs.enable) return $hs.tips(false);
            consoleLog('pause')
            videoElm._isThisPausedBefore_ = true;

            let _last_paused = videoElm._last_paused
            videoElm._last_paused = videoElm.paused
            if (videoElm.playpause_cid) {
                clearTimeout(videoElm.playpause_cid);
                videoElm.playpause_cid = 0;
            }
            if (_last_paused === !videoElm.paused) {
                videoElm.playpause_cid = setTimeout(() => {
                    if (videoElm.paused === !_last_paused && videoElm.paused) {
                        $hs._tips(videoElm, 'Playback paused', undefined, 2500)
                    }
                }, 90)
            }


            if (videoElm._record_continuous && videoElm._record_continuous.isFunctionLooping) {
                setTimeout(function() {
                    if (videoElm.paused === true && !videoElm._record_continuous.isFunctionLooping)
                        videoElm._record_continuous.savePlaybackProgress(); //savePlaybackProgress once before stopping  //handle.savePlaybackProgress;
                }, 380)
                videoElm._record_continuous.loopingStop();
            }


        },
        handlerVideoVolumeChange: function(evt) {

            const videoElm = evt.target || this || null;

            if (videoElm.volume >= 0) {} else {
                return;
            }
            let cVol = videoElm.volume;
            let cMuted = videoElm.muted;

            if (cVol === videoElm._volume_p && cMuted === videoElm._muted_p) {
                // nothing changed
            } else if (cVol === videoElm._volume_p && cMuted !== videoElm._muted_p) {
                // muted changed
            } else { // cVol != pVol

                // only volume changed

                let shallShowTips = videoElm._volume >= 0; //prevent initialization

                if (!cVol) {
                    videoElm.muted = true;
                } else if (cMuted) {
                    videoElm.muted = false;
                    videoElm._volume = cVol;
                } else if (!cMuted) {
                    videoElm._volume = cVol;
                }
                consoleLog('volume changed')

                if (shallShowTips)
                    $hs._tips(videoElm, 'Volume: ' + dround(videoElm.volume * 100) + '%', undefined, 3000)

            }

            videoElm._volume_p = cVol
            videoElm._muted_p = cMuted

        },
        handlerVideoLoadedMetaData: function(evt) {
            const videoElm = evt.target || this || null;

            if (!videoElm || videoElm.nodeName != "VIDEO") return;

            consoleLog('video size', videoElm.videoWidth + ' x ' + videoElm.videoHeight);

            let vpid = videoElm.getAttribute('_h5ppid') || null;
            if (!vpid || !videoElm.currentSrc) return;

            if ($hs.varSrcList[vpid] != videoElm.currentSrc) {
                $hs.varSrcList[vpid] = videoElm.currentSrc;
                $hs.videoSrcFound(videoElm);
                $hs._actionBoxObtain(videoElm);
            }
            if (!videoElm._onceVideoLoaded) {
                videoElm._onceVideoLoaded = true;
                playerConfs[vpid].domActive |= DOM_ACTIVE_SRC_LOADED;
            }

        },
        handlerElementMouseEnter: function(evt) {
            if ($hs.intVideoInitCount > 0) {} else {
                return;
            }
            const actionBoxRelation = $hs.getActionBoxRelationFromDOM(evt.target);
            if (!actionBoxRelation) return;
            const actionBox = actionBoxRelation.actionBox
            if (!actionBox) return;
            const vpid = actionBox.getAttribute('_h5p_actionbox_');
            const videoElm = actionBoxRelation.player;
            if (!videoElm) return;

            $hs._actionBoxObtain(videoElm);

            const playerConf = $hs.getPlayerConf(videoElm)
            if (playerConf) {
                momentary.act("actionBoxMouseEnter",
                    () => {
                        playerConf.domActive |= DOM_ACTIVE_MOUSE_IN;
                    },
                    () => {
                        playerConf.domActive &= ~DOM_ACTIVE_MOUSE_IN;
                    },
                    300)
            }

        },
        handlerElementMouseDown: function(evt) {

            function notAtVideo() {
                if ($hs.focusHookVDoc) $hs.focusHookVDoc = null
                if ($hs.focusHookVId) $hs.focusHookVId = ''
            }

            if ($hs.intVideoInitCount > 0) {} else {
                return notAtVideo();
            }

            const actionBoxRelation = $hs.getActionBoxRelationFromDOM(evt.target);
            if (!actionBoxRelation) return notAtVideo();
            const actionBox = actionBoxRelation.actionBox
            if (!actionBox) return notAtVideo();
            const vpid = actionBox.getAttribute('_h5p_actionbox_');
            const videoElm = actionBoxRelation.player;
            if (!videoElm) return notAtVideo();

            if (vpid) {
                $hs.focusHookVDoc = getRoot(videoElm)
                $hs.focusHookVId = vpid
            }



            $hs._actionBoxObtain(videoElm);

            const playerConf = $hs.getPlayerConf(videoElm)
            if (playerConf) {
                momentary.act("actionBoxClicking",
                    () => {
                        playerConf.domActive |= DOM_ACTIVE_MOUSE_CLICK;
                    },
                    () => {
                        playerConf.domActive &= ~DOM_ACTIVE_MOUSE_CLICK;
                    },
                    300)
            }
            $hs.swtichPlayerInstance();

        },
        handlerElementWheelTuneVolume: function(evt) { //shift + wheel

            if ($hs.intVideoInitCount > 0) {} else {
                return;
            }

            const actionBoxRelation = $hs.getActionBoxRelationFromDOM(evt.target);
            if (!actionBoxRelation) return;
            const actionBox = actionBoxRelation.actionBox
            if (!actionBox) return;
            const vpid = actionBox.getAttribute('_h5p_actionbox_');
            const videoElm = actionBoxRelation.player;
            if (!videoElm) return;

            $hs._actionBoxObtain(videoElm);

            if (!evt.shiftKey) return;
            if (evt.deltaY) {
                let player = $hs.player();
                if (!player || player != videoElm) return;

                if (evt.deltaY > 0) {

                    if ((player.muted && player.volume === 0) && player._volume > 0) {

                        player.muted = false;
                        player.volume = player._volume;
                    } else if (player.muted && (player.volume > 0 || !player._volume)) {
                        player.muted = false;
                    }
                    $hs.tuneVolume(-0.05)

                    evt.stopPropagation()
                    evt.preventDefault()
                    return false

                } else if (evt.deltaY < 0) {

                    if ((player.muted && player.volume === 0) && player._volume > 0) {
                        player.muted = false;
                        player.volume = player._volume;
                    } else if (player.muted && (player.volume > 0 || !player._volume)) {
                        player.muted = false;
                    }
                    $hs.tuneVolume(+0.05)

                    evt.stopPropagation()
                    evt.preventDefault()
                    return false

                }
            }
        },
        debug01: function(evt, videoActive) {

            if (!$hs.eventHooks) {
                document.__h5p_eventhooks = ($hs.eventHooks = {
                    _debug_: []
                });
            }
            $hs.eventHooks._debug_.push([videoActive, evt.type]);
            // console.log('h5p eventhooks = document.__h5p_eventhooks')
        },

        swtichPlayerInstance: function() {

            let newPlayerInstance = null;
            const ONLY_PLAYING_NONE = 0x4A00;
            const ONLY_PLAYING_MORE_THAN_ONE = 0x5A00;
            let onlyPlayingInstance = ONLY_PLAYING_NONE;
            for (let k in playerConfs) {
                let playerConf = playerConfs[k] || {};
                let {
                    domElement,
                    domActive
                } = playerConf;
                if (domElement) {
                    if (domActive & DOM_ACTIVE_INVALID_PARENT) continue;
                    if (!domElement.parentNode) {
                        playerConf.domActive |= DOM_ACTIVE_INVALID_PARENT;
                        continue;
                    }
                    if (domActive & DOM_ACTIVE_MOUSE_CLICK) {
                        newPlayerInstance = domElement
                        break;
                    }
                    if (domActive & DOM_ACTIVE_ONCE_PLAYED && (domActive & DOM_ACTIVE_DELAYED_PAUSED) == 0) {
                        if (onlyPlayingInstance == ONLY_PLAYING_NONE) onlyPlayingInstance = domElement;
                        else onlyPlayingInstance = ONLY_PLAYING_MORE_THAN_ONE;
                    }
                }
            }
            if (newPlayerInstance == null && onlyPlayingInstance.nodeType == 1) {
                newPlayerInstance = onlyPlayingInstance;
            }

            $hs.playerInstance = newPlayerInstance


        },
        handlerElementDblClick: function(evt) {

            if ($hs.intVideoInitCount > 0) {} else {
                return;
            }

            if (document.readyState != "complete") return;

            const actionBoxRelation = $hs.getActionBoxRelationFromDOM(evt.target);
            if (!actionBoxRelation) return;
            const actionBox = actionBoxRelation.actionBox
            if (!actionBox) return;
            const vpid = actionBox.getAttribute('_h5p_actionbox_');
            const videoElm = actionBoxRelation.player;
            if (!videoElm) return;

            $hs._actionBoxObtain(videoElm);

            const playerConf = $hs.getPlayerConf(videoElm)
            if (playerConf) {
                momentary.act("actionBoxClicking",
                    () => {
                        playerConf.domActive |= DOM_ACTIVE_MOUSE_CLICK;
                    },
                    () => {
                        playerConf.domActive &= ~DOM_ACTIVE_MOUSE_CLICK;
                    },
                    600)
            }
            $hs.swtichPlayerInstance()

            $hs.onVideoTriggering()

            $hs.callFullScreenBtn();

            evt.stopPropagation()
            evt.preventDefault()
            return false

        },
        handlerDocFocusOut: function(e) {
            let doc = this;
            $hs.focusFxLock = true;
            $ws.requestAnimationFrame(function() {
                $hs.focusFxLock = false;
                if (!$hs.enable) $hs.tips(false);
                else
                if (!doc.hasFocus() && $hs.player() && !$hs.isLostFocus) {
                    $hs.isLostFocus = true;
                    consoleLog('doc.focusout')
                    //$hs.tips('focus is lost', -1);
                }
            });
        },
        handlerDocFocusIn: function(e) {
            let doc = this;
            if ($hs.focusFxLock) return;
            $ws.requestAnimationFrame(function() {

                if ($hs.focusFxLock) return;
                if (!$hs.enable) $hs.tips(false);
                else
                if (doc.hasFocus() && $hs.player() && $hs.isLostFocus) {
                    $hs.isLostFocus = false;
                    consoleLog('doc.focusin')
                    $hs.tips(false);

                }
            });
        },

        handlerWinMessage: async function(e) {
            let tag, ed;
            if (typeof e.data == 'object' && typeof e.data.tag == 'string') {
                tag = e.data.tag;
                ed = e.data
            } else {
                return;
            }
            let msg = null,
                success = 0;
            let msg_str, msg_stype,p
            switch (tag) {
                case 'consoleLog':
                    msg_str = ed.str;
                    msg_stype = ed.stype;
                    if (msg_stype === 1) {
                        msg = (document[str_postMsgData] || {})[msg_str] || [];
                        success = 1;
                    } else if (msg_stype === 2) {
                        msg = jsonParse(msg_str);
                        if (msg && msg.d) {
                            success = 2;
                            msg = msg.d;
                        }
                    } else {
                        msg = msg_str
                    }
                    p = (ed.passing && ed.winOrder) ? [' | from win-' + ed.winOrder] : [];
                    if (success) {
                        console.log(...msg, ...p)
                        //document[ed.data]=null;   // also delete the information
                    } else {
                        console.log('msg--', msg, ...p, ed);
                    }
                    break;

            }
        },

        isInActiveMode: function(activeElm, player) {

            console.log('check active mode', activeElm, player)
            if (activeElm == player) {
                return true;
            }

            for (let vpid in $hs.actionBoxRelations) {
                const actionBox = $hs.actionBoxRelations[vpid].actionBox
                if (actionBox && actionBox.parentNode) {
                    if (activeElm == actionBox || actionBox.contains(activeElm)) {
                        return true;
                    }
                }
            }

            let _checkingPass = false;

            if (!player) return;
            let layoutBox = $hs.getPlayerBlockElement(player).parentNode;
            if (layoutBox && layoutBox.parentNode && layoutBox.contains(activeElm)) {
                let rpid = player.getAttribute('_h5ppid') || "NULL";
                let actionBox = layoutBox.parentNode.querySelector(`[_h5p_actionbox_="${rpid}"]`); //the box can be layoutBox
                if (actionBox && actionBox.contains(activeElm)) _checkingPass = true;
            }

            return _checkingPass
        },


        toolCheckFullScreen: function(doc) {
            if (typeof doc.fullScreen == 'boolean') return doc.fullScreen;
            if (typeof doc.webkitIsFullScreen == 'boolean') return doc.webkitIsFullScreen;
            if (typeof doc.mozFullScreen == 'boolean') return doc.mozFullScreen;
            return null;
        },

        toolFormatCT: function(u) {

            let w = Math.round(u, 0)
            let a = w % 60
            w = (w - a) / 60
            let b = w % 60
            w = (w - b) / 60
            let str = ("0" + b).substr(-2) + ":" + ("0" + a).substr(-2);
            if (w) str = w + ":" + str

            return str

        },

        makeFocus: function(player, evt) {
            setTimeout(function() {
                let rpid = player.getAttribute('_h5ppid');
                let actionBox = getRoot(player).querySelector(`[_h5p_actionbox_="${rpid}"]`);

                //console.log('p',rpid, player,actionBox,document.activeElement)
                if (actionBox && actionBox != document.activeElement && !actionBox.contains(document.activeElement)) {
                    consoleLog('make focus on', actionBox)
                    actionBox.focus();

                }

            }, 300)
        },

        loopOutwards: function(startPoint, maxStep) {


            let c = 0,
                p = startPoint,
                q = null;
            while (p && (++c <= maxStep)) {
                if (p.querySelectorAll('video').length !== 1) {
                    return q;
                    break;
                }
                q = p;
                p = p.parentNode;
            }

            return p || q || null;

        },

        getActionBlockElement: function(player, layoutBox) {

            //player,  $hs.getPlayerBlockElement(player).parentNode;
            //player, player.parentNode .... player.parentNode.parentNode.parentNode

            //layoutBox: a container element containing video and with innerHeight>=player.innerHeight [skipped wrapping]
            //layoutBox parentSize > layoutBox Size

            //actionBox: a container with video and controls
            //can be outside layoutbox (bilibili)
            //assume maximum 3 layers


            let outerLayout = $hs.loopOutwards(layoutBox, 3); //i.e.   layoutBox.parent.parent.parent

            const allFullScreenBtns = $hs.queryFullscreenBtnsIndependant(outerLayout)
            let actionBox = null;

            //    console.log('fa0a', allFullScreenBtns.length, layoutBox)
            if (allFullScreenBtns.length > 0) {
                //   console.log('faa', allFullScreenBtns.length)

                for (const possibleFullScreenBtn of allFullScreenBtns) possibleFullScreenBtn.setAttribute('__h5p_fsb__', '');
                let pElm = player.parentNode;
                let fullscreenBtns = null;
                while (pElm && pElm.parentNode) {
                    fullscreenBtns = pElm.querySelectorAll('[__h5p_fsb__]');
                    if (fullscreenBtns.length > 0) {
                        break;
                    }
                    pElm = pElm.parentNode;
                }
                for (const possibleFullScreenBtn of allFullScreenBtns) possibleFullScreenBtn.removeAttribute('__h5p_fsb__');
                if (fullscreenBtns && fullscreenBtns.length > 0) {
                    actionBox = pElm;
                    fullscreenBtns = $hs.exclusiveElements(fullscreenBtns);
                    return {
                        actionBox,
                        fullscreenBtns
                    };
                }
            }

            let walkRes = domTool._isActionBox_1(player, layoutBox);
            //walkRes.elm = player... player.parentNode.parentNode (i.e. wPlayer)
            let parentCount = walkRes.length;

            if (parentCount - 1 >= 0 && domTool._isActionBox(player, walkRes, parentCount - 1)) {
                actionBox = walkRes[parentCount - 1].elm;
            } else if (parentCount - 2 >= 0 && domTool._isActionBox(player, walkRes, parentCount - 2)) {
                actionBox = walkRes[parentCount - 2].elm;
            } else {
                actionBox = player;
            }

            return {
                actionBox,
                fullscreenBtns: []
            };




        },

        actionBoxRelations: {},

        actionBoxRelationClearNodes: function(param) {

            if (!param) return;
            let refNode = null;
            let domNodes = null;

            if (param.nodeType > 0) {
                refNode = param;
                const rootNode = getRoot(refNode);
                domNodes = rootNode ? rootNode.querySelectorAll(`[_h5p_mo_="${vpid}"]`) : [];
                if (refNode) refNode.removeAttribute('_h5p_mo_');
            } else {
                const actionBoxRelation = param;
                domNodes = actionBoxRelation.domNodes;
            }

            if (domNodes) {
                for (const domNode of domNodes) domNode.removeAttribute('_h5p_mo_')
                domNodes.length = 0;
            }


        },

        actionBoxMutationCallback: function(mutations, observer) {
            for (const mutation of mutations) {
                let pElm = mutation.target;
                let vpid = null;
                if (pElm && pElm.nodeType > 0 && (vpid = pElm.getAttribute('_h5p_mo_'))) {
                    const actionBoxRelation = $hs.actionBoxRelations[vpid]
                    if (actionBoxRelation) {
                        actionBoxRelation.mutationCount++;
                    } else {
                        $hs.actionBoxRelationClearNodes(pElm);
                    }
                }
            }
        },


        getActionBoxRelationFromDOM: function(elm) {

            //assume action boxes are mutually exclusive

            for (let vpid in $hs.actionBoxRelations) {
                const actionBoxRelation = $hs.actionBoxRelations[vpid];
                const actionBox = actionBoxRelation.actionBox
                //console.log('ab', actionBox)
                if (actionBox && actionBox.parentNode) {
                    if (elm == actionBox || actionBox.contains(elm)) {
                        return actionBoxRelation;
                    }
                }
            }


            return null;

        },



        _actionBoxObtain: function(player) {

            if (!player) return null;
            let vpid = player.getAttribute('_h5ppid');
            if (!vpid) return null;
            if (!player.parentNode) return null;

            let actionBoxRelation = $hs.actionBoxRelations[vpid],
                layoutBox = null,
                actionBox = null,
                boxSearchResult = null,
                fullscreenBtns = null,
                wPlayer = null;

            function a() {
                wPlayer = $hs.getPlayerBlockElement(player);
                layoutBox = wPlayer.parentNode;
                boxSearchResult = $hs.getActionBlockElement(player, layoutBox);
                console.log('box search', boxSearchResult)
                actionBox = boxSearchResult.actionBox
                fullscreenBtns = boxSearchResult.fullscreenBtns
            }

            function b(domNodes) {
                $hs.actionBoxRelations[vpid] = {
                    player: player,
                    wPlayer: wPlayer,
                    layoutBox: layoutBox,
                    actionBox: actionBox,
                    mutationCount: 0,
                    domNodes: domNodes,
                    fullscreenBtns: fullscreenBtns
                }
                for (const domNode of domNodes) {
                    domNode.setAttribute('_h5p_mo_', vpid);
                    $hs.actionBoxMutationObserver.observe(domNode, {
                        childList: true
                    });
                }
            }

            if (actionBoxRelation) {
                if (actionBoxRelation.actionBox && actionBoxRelation.actionBox.parentNode && actionBoxRelation.layoutBox && actionBoxRelation.layoutBox.parentNode) {
                    if (actionBoxRelation.mutationCount === 0) return actionBoxRelation.actionBox
                    a();
                    if (actionBox == actionBoxRelation.actionBox && layoutBox == actionBoxRelation.layoutBox && wPlayer == actionBoxRelation.wPlayer) {
                        actionBoxRelation.mutationCount = 0;
                        actionBoxRelation.fullscreenBtns = fullscreenBtns;
                        return actionBox
                    }
                }
                $hs.actionBoxRelationClearNodes(actionBoxRelation);
                for (var k in actionBoxRelation) delete actionBoxRelation[k]
                actionBoxRelation = null;
                delete $hs.actionBoxRelations[vpid]
            }

            if (boxSearchResult == null) a();
            if (actionBox) {
                actionBox.setAttribute('_h5p_actionbox_', vpid);
                if (!$hs.actionBoxMutationObserver) $hs.actionBoxMutationObserver = new MutationObserver($hs.actionBoxMutationCallback);
                const domNodes = [];
                let pElm = player;
                let containing = 0;
                while (pElm) {
                    domNodes.push(pElm);
                    if (pElm === actionBox) containing |= 1;
                    if (pElm === layoutBox) containing |= 2;
                    if (containing === 3) {
                        b(domNodes);
                        return actionBox
                    }
                    pElm = pElm.parentNode;
                }
            }

            return null;


            // if (!actionBox.hasAttribute('tabindex')) actionBox.setAttribute('tabindex', '-1');




        },

        videoSrcFound: function(player) {

            // src loaded

            if (!player) return;
            let vpid = player.getAttribute('_h5ppid') || null;
            if (!vpid || !player.currentSrc) return;

            player._isThisPausedBefore_ = false;

            player.removeAttribute('_h5p_uid_encrypted');

            if (player._record_continuous) player._record_continuous._lastSave = -999; //first time must save

            let uid_A = location.pathname.replace(/[^\d+]/g, '') + '.' + location.search.replace(/[^\d+]/g, '');
            let _uid = location.hostname.replace('www.', '').toLowerCase() + '!' + location.pathname.toLowerCase() + 'A' + uid_A + 'W' + player.videoWidth + 'H' + player.videoHeight + 'L' + (player.duration << 0);

            digestMessage(_uid).then(function(_uid_encrypted) {

                let d = +new Date;

                let recordedTime = null;

                ;
                (function() {
                    //read the last record only;

                    let k1 = '_h5_player_play_progress_';
                    let k1n = '_play_progress_';
                    let k2 = _uid_encrypted;
                    let k3 = k1 + k2;
                    let k3n = k1n + k2;
                    let m2 = Store._keys().filter(key => key.substr(0, k3.length) == k3); //all progress records for this video
                    let m2v = m2.map(keyName => +(keyName.split('+')[1] || '0'))
                    let m2vMax = Math.max(0, ...m2v)
                    if (!m2vMax) recordedTime = null;
                    else {
                        let _json_recordedTime = null;
                        _json_recordedTime = Store.read(k3n + '+' + m2vMax);
                        if (!_json_recordedTime) _json_recordedTime = {};
                        else _json_recordedTime = jsonParse(_json_recordedTime);
                        if (typeof _json_recordedTime == 'object') recordedTime = _json_recordedTime;
                        else recordedTime = null;
                        recordedTime = typeof recordedTime == 'object' ? recordedTime.t : recordedTime;
                        if (typeof recordedTime == 'number' && (+recordedTime >= 0 || +recordedTime <= 0)) {

                        } else if (typeof recordedTime == 'string' && recordedTime.length > 0 && (+recordedTime >= 0 || +recordedTime <= 0)) {
                            recordedTime = +recordedTime
                        } else {
                            recordedTime = null
                        }
                    }
                    if (recordedTime !== null) {
                        player._h5player_lastrecord_ = recordedTime;
                    } else {
                        player._h5player_lastrecord_ = null;
                    }
                    if (player._h5player_lastrecord_ > 5) {
                        consoleLog('last record playing', player._h5player_lastrecord_);
                        setTimeout(function() {
                            $hs._tips(player, `Press Shift-R to restore Last Playback: ${$hs.toolFormatCT(player._h5player_lastrecord_)}`, 5000, 4000)
                        }, 1000)
                    }

                })();
                // delay the recording by 5.4s => prevent ads or mis operation
                setTimeout(function() {

                    let k1 = '_h5_player_play_progress_';
                    let k1n = '_play_progress_';
                    let k2 = _uid_encrypted;
                    let k3 = k1 + k2;
                    let k3n = k1n + k2;

                    //re-read all the localStorage keys
                    let m1 = Store._keys().filter(key => key.substr(0, k1.length) == k1); //all progress records in this site
                    let p = m1.length + 1;

                    for (const key of m1) { //all progress records for this video
                        if (key.substr(0, k3.length) == k3) {
                            Store._removeItem(key); //remove previous record for the current video
                            p--;
                        }
                    }

                    if (recordedTime !== null) {
                        Store.save(k3n + '+' + d, jsonStringify({
                            't': recordedTime
                        })) //prevent loss of last record
                    }

                    const _record_max_ = 48;
                    const _record_keep_ = 26;

                    if (p > _record_max_) {
                        //exisiting 48 records for one site;
                        //keep only 26 records

                        const comparator = (a, b) => (a.t < b.t ? -1 : a.t > b.t ? 1 : 0);

                        m1
                            .map(keyName => ({
                                keyName,
                                t: +(keyName.split('+')[1] || '0')
                            }))
                            .sort(comparator)
                            .slice(0, -_record_keep_)
                            .forEach((item) => localStorage.removeItem(item.keyName));

                        consoleLog(`stored progress: reduced to ${_record_keep_}`)
                    }

                    player.setAttribute('_h5p_uid_encrypted', _uid_encrypted + '+' + d);

                    //try to start recording
                    if (player._record_continuous) player._record_continuous.playingWithRecording();

                }, 5400);

            })

        },
        bindDocEvents: function(rootNode) {
            if (!rootNode._onceBindedDocEvents) {

                rootNode._onceBindedDocEvents = true;
                rootNode.addEventListener('keydown', $hs.handlerRootKeyDownEvent, true)
                document._debug_rootNode_ = rootNode;

                rootNode.addEventListener('mouseenter', $hs.handlerElementMouseEnter, true)
                rootNode.addEventListener('mousedown', $hs.handlerElementMouseDown, true)
                rootNode.addEventListener('dblclick', $hs.handlerElementDblClick, true)
                rootNode.addEventListener('wheel', $hs.handlerElementWheelTuneVolume, {
                    passive: false
                });

                // wheel - bubble events to keep it simple (i.e. it must be passive:false & capture:false)


                rootNode.addEventListener('focus', $hs.handlerElementFocus, true)
                rootNode.addEventListener('fullscreenchange', $hs.handlerFullscreenChanged, true)

            }
        },
        fireGlobalInit: function() {
            if ($hs.intVideoInitCount != 1) return;
            if (!$hs.varSrcList) $hs.varSrcList = {};
            $hs.isLostFocus = null;
            try {
                //iframe may not be able to control top window
                //error; just ignore with async
                let topDoc = window.top && window.top.document ? window.top.document : null;
                if (topDoc) {
                    topDoc.addEventListener('focusout', $hs.handlerDocFocusOut, true)
                    topDoc.addEventListener('focusin', $hs.handlerDocFocusIn, true)
                }

            } catch (e) {}
            Store.clearInvalid(_sVersion_)
        },
        onVideoTriggering: function() {


            // initialize a single video player - h5Player.playerInstance

            /**
             * 初始化播放器實例
             */
            let player = $hs.playerInstance
            if (!player) return

            let vpid = player.getAttribute('_h5ppid');

            if (!vpid) return;

            let firstTime = !!$hs.initTips()
            if (firstTime) {
                // first time to trigger this player
                if (!player.hasAttribute('playsinline')) player.setAttribute('playsinline', 'playsinline');
                if (!player.hasAttribute('x-webkit-airplay')) player.setAttribute('x-webkit-airplay', 'deny');
                if (!player.hasAttribute('preload')) player.setAttribute('preload', 'auto');
                //player.style['image-rendering'] = 'crisp-edges';
                $hs.playbackRate = $hs.getPlaybackRate()
            }

        },
        getPlaybackRate: function() {
            let playbackRate = Store.read('_playback_rate_') || $hs.playbackRate
            return Number(Number(playbackRate).toFixed(1))
        },
        getPlayerBlockElement: function(player, useCache) {

            let layoutBox = null,
                wPlayer = null

            if (!player || !player.offsetHeight || !player.offsetWidth || !player.parentNode) {
                return null;
            }


            if (useCache === true) {
                let vpid = player.getAttribute('_h5ppid');
                let actionBoxRelation = $hs.actionBoxRelations[vpid]
                if (actionBoxRelation && actionBoxRelation.mutationCount === 0) {
                    return actionBoxRelation.wPlayer
                }
            }


            //without checkActiveBox, just a DOM for you to append tipsDom

            function oWH(elm) {
                return [elm.offsetWidth, elm.offsetHeight].join(',');
            }

            function search_nodes() {

                wPlayer = player; // NOT NULL
                layoutBox = wPlayer.parentNode; // NOT NULL

                while (layoutBox.parentNode && layoutBox.nodeType == 1 && layoutBox.offsetHeight == 0) {
                    wPlayer = layoutBox; // NOT NULL
                    layoutBox = layoutBox.parentNode; // NOT NULL
                }
                //container must be with offsetHeight

                while (layoutBox.parentNode && layoutBox.nodeType == 1 && layoutBox.offsetHeight < player.offsetHeight) {
                    wPlayer = layoutBox; // NOT NULL
                    layoutBox = layoutBox.parentNode; // NOT NULL
                }
                //container must have height >= player height

                const layoutOWH = oWH(layoutBox)
                //const playerOWH=oWH(player)

                //skip all inner wraps
                while (layoutBox.parentNode && layoutBox.nodeType == 1 && oWH(layoutBox.parentNode) == layoutOWH) {
                    wPlayer = layoutBox; // NOT NULL
                    layoutBox = layoutBox.parentNode; // NOT NULL
                }

                // oWH of layoutBox.parentNode != oWH of layoutBox and layoutBox.offsetHeight >= player.offsetHeight

            }

            search_nodes();

            if (layoutBox.nodeType == 11) {
                makeNoRoot(layoutBox);
                search_nodes();
            }



            //condition:
            //!layoutBox.parentNode || layoutBox.nodeType != 1 || layoutBox.offsetHeight > player.offsetHeight

            // layoutBox is a node contains <video> and offsetHeight>=video.offsetHeight
            // wPlayer is a HTML Element (nodeType==1)
            // you can insert the DOM element into the layoutBox

            if (layoutBox && wPlayer && layoutBox.nodeType === 1 && wPlayer.parentNode == layoutBox && layoutBox.parentNode) return wPlayer;
            throw 'unknown error';

        },
        getCommonContainer: function(elm1, elm2) {

            let box1 = elm1;
            let box2 = elm2;

            while (box1 && box2) {
                if (box1.contains(box2) || box2.contains(box1)) {
                    break;
                }
                box1 = box1.parentNode;
                box2 = box2.parentNode;
            }

            let layoutBox = null;

            box1 = (box1 && box1.contains(elm2)) ? box1 : null;
            box2 = (box2 && box2.contains(elm1)) ? box2 : null;

            if (box1 && box2) layoutBox = box1.contains(box2) ? box2 : box1;
            else layoutBox = box1 || box2 || null;

            return layoutBox

        },
        change_layoutBox: function(tipsDom) {
            let player = $hs.player()
            if (!player) return;
            let wPlayer = $hs.getPlayerBlockElement(player, true);
            let layoutBox = wPlayer.parentNode;

            if ((layoutBox && layoutBox.nodeType == 1) && (!tipsDom.parentNode || tipsDom.parentNode !== layoutBox)) {

                consoleLog('changed_layoutBox')
                layoutBox.insertBefore(tipsDom, wPlayer);

            }
        },

        _hasEventListener:function(elm, p){

            if(elm && elm._listeners){

                const cache = elm._listeners[p]
                return cache&&cache.funcCount>0

            }
            return false;

        },

        queryFullscreenBtnsIndependant: function(parentNode) {

            let btns = [];

            function elmCallback(elm) {

                let hasClickListeners = null,
                    childElementCount = null,
                    isVisible = null,
                    btnElm = elm;
                var pElm = elm;
                while (pElm && pElm.nodeType === 1 && pElm != parentNode && pElm.querySelector('video') === null) {

                    let funcTest= typeof pElm.onclick == 'function' || $hs._hasEventListener(pElm,'click');
                    funcTest= funcTest || typeof pElm.onmousedown == 'function' || $hs._hasEventListener(pElm,'mousedown');
                    funcTest= funcTest || typeof pElm.onmouseup == 'function' || $hs._hasEventListener(pElm,'mouseup');

                    if (funcTest) {
                        hasClickListeners = true
                        btnElm = pElm;
                        break;
                    }

                    pElm = pElm.parentNode;
                }
                if (btns.indexOf(btnElm) >= 0) return; //btn>a.fullscreen-1>b.fullscreen-2>c.fullscreen-3

                if ('_listeners' in elm) {

                    //hasClickListeners = elm._listeners && elm._listeners.click && elm._listeners.click.funcCount > 0

                }

                if ('childElementCount' in elm) {

                    childElementCount = elm.childElementCount;

                }
                if ('offsetParent' in elm) {
                    isVisible = !!elm.offsetParent; //works with parent/self display none; not work with visiblity hidden / opacity0

                }

                if (hasClickListeners) {
                    let btn = {
                        elm,
                        btnElm,
                        isVisible,
                        hasClickListeners,
                        childElementCount,
                        isContained: null
                    };

                    //console.log('btnElm', btnElm)

                    btns.push(btnElm)

                }
            }


            for (const elm of parentNode.querySelectorAll('[class*="full"][class*="screen"]')) {
                let className = (elm.getAttribute('class') || "");
                if (/\b(fullscreen|full-screen)\b/i.test(className.replace(/([A-Z][a-z]+)/g, '-$1-').replace(/[\_\-]+/g, '-'))) {
                    elmCallback(elm)
                }
            }


            for (const elm of parentNode.querySelectorAll('[id*="full"][id*="screen"]')) {
                let idName = (elm.getAttribute('id') || "");
                if (/\b(fullscreen|full-screen)\b/i.test(idName.replace(/([A-Z][a-z]+)/g, '-$1-').replace(/[\_\-]+/g, '-'))) {
                    elmCallback(elm)
                }
            }

            for (const elm of parentNode.querySelectorAll('[name*="full"][name*="screen"]')) {
                let nName = (elm.getAttribute('name') || "");
                if (/\b(fullscreen|full-screen)\b/i.test(nName.replace(/([A-Z][a-z]+)/g, '-$1-').replace(/[\_\-]+/g, '-'))) {
                    elmCallback(elm)
                }
            }


            return btns;

        },
        exclusiveElements: function(elms) {

            //not containing others
            let res = [];

            for (const roleElm of elms) {

                let isContained = false;
                for (const testElm of elms) {
                    if (testElm != roleElm && roleElm.contains(testElm)) {
                        isContained = true;
                        break;
                    }
                }
                if (!isContained) res.push(roleElm)
            }
            return res;

        },
        callFullScreenBtn: function() {
            console.log('callFullScreenBtn')



            let player = $hs.player()
            if (!player || !player.ownerDocument || !('exitFullscreen' in player.ownerDocument)) return;

            let btnElement = null;

            let vpid = player.getAttribute('_h5ppid') || null;

            if (!vpid) return;


            const chFull = $hs.toolCheckFullScreen(player.ownerDocument);



            let actionBoxRelation = $hs.actionBoxRelations[vpid];

            if (chFull === true) {
                player.ownerDocument.exitFullscreen();
                return;
            } else if (chFull === false) {
                if (actionBoxRelation && actionBoxRelation.actionBox) {
                    let actionBox = actionBoxRelation.actionBox;
                    let btnElements = actionBoxRelation.fullscreenBtns;

                    if (btnElements && btnElements.length > 0) {


                        let btnElement_idx = btnElements._only_idx;

                        if (btnElement_idx >= 0) {

                        } else if (btnElements.length === 1) {
                            btnElement_idx = 0;
                        } else if (btnElements.length > 1) {
                            //web-fullscreen-on/off ;  fullscreen-on/off ....

                            const strList = btnElements.map(elm => [elm.className || 'null', elm.id || 'null', elm.name || 'null'].join('-').replace(/([A-Z][a-z]+)/g, '-$1-').replace(/[\_\-]+/g, '-'))

                            const filterOutScores = new Array(strList.length).fill(0);
                            const filterInScores = new Array(strList.length).fill(0);
                            const filterScores = new Array(strList.length).fill(0);
                            for (const [j, str] of strList.entries()) {
                                if (/\b(fullscreen|full-screen)\b/i.test(str)) filterInScores[j] += 1
                                if (/\b(web-fullscreen|web-full-screen)\b/i.test(str)) filterOutScores[j] += 1
                                if (/\b(fullscreen-on|full-screen-on)\b/i.test(str)) filterInScores[j] += 1
                                if (/\b(fullscreen-off|full-screen-off)\b/i.test(str)) filterOutScores[j] += 1
                                if (/\b(on-fullscreen|on-full-screen)\b/i.test(str)) filterInScores[j] += 1
                                if (/\b(off-fullscreen|off-full-screen)\b/i.test(str)) filterOutScores[j] += 1
                            }

                            let maxScore = -1e7;
                            for (const [j, str] of strList.entries()) {
                                filterScores[j] = filterInScores[j] * 3 - filterOutScores[j] * 2
                                if (filterScores[j] > maxScore) maxScore = filterScores[j];
                            }
                            btnElement_idx = filterScores.indexOf(maxScore)
                            if (btnElement_idx < 0) btnElement_idx = 0; //unknown
                        }

                        btnElements._only_idx = btnElement_idx

                        btnElement = btnElements[btnElement_idx];

                        //consoleLog('original fullscreen')
                        window.requestAnimationFrame(() => btnElement.click());
                        return;

                    }


                }

            }

            let gPlayer = getRoot(player).querySelector(`[_h5p_fsElm_="${vpid}"]`); //it is set in fullscreenchange

            if (gPlayer) {

            } else if (actionBoxRelation && actionBoxRelation.actionBox) {
                gPlayer = actionBoxRelation.actionBox;
            } else if (actionBoxRelation && actionBoxRelation.layoutBox) {
                gPlayer = actionBoxRelation.layoutBox;
            } else {
                gPlayer = player;
            }

            consoleLog('DOM fullscreen', gPlayer)
            try {
                gPlayer.requestFullscreen() //known bugs : TypeError: fullscreen error
            } catch (e) {
                consoleLogF('fullscreen error', e)
            }


        },
        /* 設置播放速度 */
        setPlaybackRate: function(num, flagTips) {
            let player = $hs.player()
            let curPlaybackRate
            if (num) {
                num = +num
                if (num > 0) { // also checking the type of variable
                    curPlaybackRate = num < 0.1 ? 0.1 : +(num.toFixed(1))
                } else {
                    console.error('h5player: 播放速度轉換出錯')
                    return false
                }
            } else {
                curPlaybackRate = $hs.getPlaybackRate()
            }
            /* 記錄播放速度的信息 */

            let changed = curPlaybackRate !== player.playbackRate;

            if (curPlaybackRate !== player.playbackRate) {

                Store.save('_playback_rate_', curPlaybackRate + '')
                $hs.playbackRate = curPlaybackRate
                player.playbackRate = curPlaybackRate
                /* 本身處於1被播放速度的時候不再提示 */
                //if (!num && curPlaybackRate === 1) return;

            }

            flagTips = (flagTips < 0) ? false : (flagTips > 0) ? true : changed;
            if (flagTips) $hs.tips('Playback speed: ' + player.playbackRate + 'x')
        },
        tuneCurrentTime: function(amount, flagTips) {
            let _amount = +(+amount).toFixed(1);
            let player = $hs.player();
            if (_amount >= 0 || _amount < 0) {} else {
                return;
            }

            let newCurrentTime = player.currentTime + _amount;
            if (newCurrentTime < 0) newCurrentTime = 0;
            if (newCurrentTime > player.duration) newCurrentTime = player.duration;

            let changed = newCurrentTime != player.currentTime && newCurrentTime >= 0 && newCurrentTime <= player.duration;

            if (changed) {
                //player.currentTime = newCurrentTime;
                player.pause();
                let t_ch = (Math.random() / 5 + .75);
                player.currentTime = newCurrentTime * t_ch + player.currentTime * (1.0 - t_ch);
                setTimeout(() => {
                    player.play();
                    player.currentTime = newCurrentTime;
                }, 33);
                flagTips = (flagTips < 0) ? false : (flagTips > 0) ? true : changed;
                $hs.tips(false);
                if (flagTips) {
                    if (_amount > 0) $hs.tips(_amount + ' Sec. Forward', undefined, 3000);
                    else $hs.tips(-_amount + ' Sec. Backward', undefined, 3000)
                }
            }

        },
        tuneVolume: function(amount) {
            let _amount = +(+amount).toFixed(2);

            let player = $hs.player()

            let newVol = player.volume + _amount;
            if (newVol < 0) newVol = 0;
            if (newVol > 1) newVol = 1;
            let chVol = player.volume !== newVol && newVol >= 0 && newVol <= 1;

            if (chVol) {

                if (_amount > 0 && player.volume < 1) {
                    player.volume = newVol // positive
                } else if (_amount < 0 && player.volume > 0) {
                    player.volume = newVol // negative
                }
                $hs.tips(false);
                $hs.tips('Volume: ' + dround(player.volume * 100) + '%', undefined)
            }
        },
        switchPlayStatus: function() {
            let player = $hs.player()
            if (player.paused) {
                player.play()
                if (player._isThisPausedBefore_) {
                    $hs.tips(false);
                    $hs.tips('Playback resumed', undefined, 2500)
                }
            } else {
                player.pause()
                $hs.tips(false);
                $hs.tips('Playback paused', undefined, 2500)
            }
        },
        tipsClassName: 'html_player_enhance_tips',
        _tips: function(player, str, duration, order) {


            if (!player.getAttribute('_h5player_tips')) $hs.initTips();

            let tipsSelector = '#' + (player.getAttribute('_h5player_tips') || $hs.tipsClassName) //if this attribute still doesnt exist, set it to the base cls name
            let tipsDom = getRoot(player).querySelector(tipsSelector)
            if (!tipsDom) {
                consoleLog('init h5player tips dom error...')
                return false
            }
            $hs.change_layoutBox(tipsDom);



            if (str === false) {
                tipsDom.textContent = '';
                tipsDom.setAttribute('_potTips_', '0')
            } else {
                order = order || 1000
                tipsDom.tipsOrder = tipsDom.tipsOrder || 0;

                let shallDisplay = true
                if (order < tipsDom.tipsOrder && getComputedStyle(tipsDom).opacity > 0) shallDisplay = false

                if (shallDisplay) {
                    tipsDom._playerElement = player;
                    tipsDom._playerVPID = player.getAttribute('_h5ppid');
                    tipsDom._playerBlockElm = $hs.getPlayerBlockElement(player, true)

                    if (duration === undefined) duration = 2000
                    tipsDom.textContent = str
                    tipsDom.setAttribute('_potTips_', '2')

                    if (duration > 0) {
                        $ws.requestAnimationFrame(() => tipsDom.setAttribute('_potTips_', '1'))
                    } else {
                        order = -1;
                    }

                    tipsDom.tipsOrder = order

                }

            }


            if (window.ResizeObserver) {
                //observe not fire twice for the same element.
                if (!$hs.observer_resizeVideos) $hs.observer_resizeVideos = new ResizeObserver(hanlderResizeVideo)
                $hs.observer_resizeVideos.observe(tipsDom._playerBlockElm.parentNode)
                $hs.observer_resizeVideos.observe(tipsDom._playerBlockElm)
                $hs.observer_resizeVideos.observe(player)
            }
            //ensure function called
            window.requestAnimationFrame(() => $hs.fixNonBoxingVideoTipsPosition(tipsDom, player))

        },
        tips: function(str, duration, order) {
            let player = $hs.player()
            if (!player) {
                consoleLog('h5Player Tips:', str)
                return true
            }

            return $hs._tips(player, str, duration, order)

        },
        listOfTipsDom: [],
        getPotTips: function(arr) {
            const res = [];
            for (const tipsDom of $hs.listOfTipsDom) {
                if (tipsDom && tipsDom.nodeType > 0 && tipsDom.parentNode && tipsDom.ownerDocument) {
                    if (tipsDom._playerBlockElm && tipsDom._playerBlockElm.parentNode) {
                        const potTipsAttr = tipsDom.getAttribute('_potTips_')
                        if (arr.indexOf(potTipsAttr) >= 0) res.push(tipsDom)
                    }
                }
            }
            return res;
        },
        initTips: function() {
            /* 設置提示DOM的樣式 */
            let player = $hs.player()
            let shadowRoot = getRoot(player);
            let doc = player.ownerDocument;
            //console.log((document.documentElement.qq=player),shadowRoot,'xax')
            let parentNode = player.parentNode
            let tcn = player.getAttribute('_h5player_tips') || ($hs.tipsClassName + '_' + (+new Date));
            player.setAttribute('_h5player_tips', tcn)
            if (shadowRoot.querySelector('#' + tcn)) return false;

            if (!shadowRoot._onceAddedCSS) {
                shadowRoot._onceAddedCSS = true;

                let cssStyle = `
                [_potTips_="1"]{
                animation: 2s linear 0s normal forwards 1 delayHide;
                }
                [_potTips_="0"]{
                opacity:0; transform:translate(-9999px);
                }
                [_potTips_="2"]{
                opacity:.95; transform: translate(0,0);
                }

                @keyframes delayHide{
                0%, 99% { opacity:0.95; transform: translate(0,0); }
                100% { opacity:0; transform:translate(-9999px); }
                }
                ` + `
                [_potTips_]{
                font-weight: bold !important;
                position: absolute !important;
                z-index: 999 !important;
                font-size: ${$hs.fontSize || 16}px !important;
                padding: 0px !important;
                border:none !important;
                background: rgba(0,0,0,0) !important;
                color:#738CE6 !important;
                text-shadow: -1px -1px 0 #000, 1px -1px 0 #000, -1px 1px 0 #000, 1px 1px 0 #000;
                top: 50%;
                left: 50%;
                max-width:500px;max-height:50px;
                border-radius:3px;
                font-family: 'microsoft yahei', Verdana, Geneva, sans-serif;
                pointer-events: none;
                }
                body div[_potTips_]{
                -webkit-user-select: none !important;
                -moz-user-select: none !important;
                -ms-user-select: none !important;
                user-select: none !important;
                -webkit-touch-callout: none !important;
                -webkit-user-select: none !important;
                -khtml-user-drag: none !important;
                -khtml-user-select: none !important;
                -moz-user-select: none !important;
                -moz-user-select: -moz-none !important;
                -ms-user-select: none !important;
                user-select: none !important;
                }
                `.replace(/\r\n/g, '');


                let cssContainer = domAppender(shadowRoot);


                if (!cssContainer) {
                    cssContainer = makeNoRoot(shadowRoot)
                }

                domTool.addStyle(cssStyle, cssContainer);

            }

            let tipsDom = doc.createElement('div')

            tipsDom.addEventListener(crossBrowserTransition('animation'), function(e) {
                if (this.getAttribute('_potTips_') == '1') {
                    this.setAttribute('_potTips_', '0')
                }
            })

            tipsDom.id = tcn;
            tipsDom.setAttribute('_potTips_', '0');
            $hs.listOfTipsDom.push(tipsDom);
            $hs.change_layoutBox(tipsDom);

            return true;
        },

        responsiveSizing: function(container, elm) {

            let gcssP = getComputedStyle(container);

            let gcssE = getComputedStyle(elm);

            //console.log(gcssE.left,gcssP.width)
            let elmBound = {
                left: parseFloat(gcssE.left) / parseFloat(gcssP.width),
                width: parseFloat(gcssE.width) / parseFloat(gcssP.width),
                top: parseFloat(gcssE.top) / parseFloat(gcssP.height),
                height: parseFloat(gcssE.height) / parseFloat(gcssP.height)
            };

            let elm00 = [elmBound.left, elmBound.top];
            let elm01 = [elmBound.left + elmBound.width, elmBound.top];
            let elm10 = [elmBound.left, elmBound.top + elmBound.height];
            let elm11 = [elmBound.left + elmBound.width, elmBound.top + elmBound.height];

            return {
                elm00,
                elm01,
                elm10,
                elm11,
                plw: elmBound.width,
                plh: elmBound.height
            };

        },

        fixNonBoxingVideoTipsPosition: function(tipsDom, player) {

            if (!tipsDom || !player) return;

            let ct = $hs.getCommonContainer(tipsDom, player)

            if (!ct) return;

            //relative

            let elm00 = $hs.responsiveSizing(ct, player).elm00;

            if (isNaN(elm00[0]) || isNaN(elm00[1])) {

                [tipsDom.style.left, tipsDom.style.top] = [player.style.left, player.style.top];
                //eg auto
            } else {

                let rlm00 = elm00.map(t => (t * 100).toFixed(2) + '%');
                [tipsDom.style.left, tipsDom.style.top] = rlm00;

            }

            // absolute

            let _offset = {
                left: 10,
                top: 15
            };

            let customOffset = {
                left: _offset.left,
                top: _offset.top
            };
            let p = tipsDom.getBoundingClientRect();
            let q = player.getBoundingClientRect();
            let currentPos = [p.left, p.top];

            let targetPos = [q.left + player.offsetWidth * 0 + customOffset.left, q.top + player.offsetHeight * 0 + customOffset.top];

            let mL = +tipsDom.style.marginLeft.replace('px', '') || 0;
            if (isNaN(mL)) mL = 0;
            let mT = +tipsDom.style.marginTop.replace('px', '') || 0;
            if (isNaN(mT)) mT = 0;

            let z1 = -(currentPos[0] - targetPos[0]);
            let z2 = -(currentPos[1] - targetPos[1]);

            if (z1 || z2) {

                let y1 = z1 + mL;
                let y2 = z2 + mT;

                tipsDom.style.marginLeft = y1 + 'px';
                tipsDom.style.marginTop = y2 + 'px';

            }
        },

        playerTrigger: function(player, event) {
            if (!player || !event) return
            const pCode = event.code;
            let keyAsm = (event.shiftKey ? SHIFT : 0) | ((event.ctrlKey || event.metaKey) ? CTRL : 0) | (event.altKey ? ALT : 0);


            let vpid = player.getAttribute('_h5ppid') || null;
            if (!vpid) return;
            let playerConf = playerConfs[vpid]
            if (!playerConf) return;

            //shift + key
            if (keyAsm == SHIFT) {
                // 網頁FULLSCREEN
                if (pCode === 'Enter') {
                    $hs.callFullScreenBtn()
                    return TERMINATE
                } else if (pCode == 'KeyF') {
                    //change unsharpen filter

                    let resList = ["unsharpen3_05", "unsharpen3_10", "unsharpen5_05", "unsharpen5_10", "unsharpen9_05", "unsharpen9_10"]
                    let res = (prompt("Enter the unsharpen mask\n(" + resList.map(x => '"' + x + '"').join(', ') + ")", "unsharpen9_05") || "").toLowerCase();
                    if (resList.indexOf(res) < 0) res = ""
                    GM_setValue("unsharpen_mask", res)
                    for (const el of document.querySelectorAll('video[_h5p_uid_encrypted]')) {
                        if (el.style.filter == "" || el.style.filter) {
                            let filterStr1 = el.style.filter.replace(/\s*url\(\"#_h5p_unsharpen[\d\_]+\"\)/, '');
                            let filterStr2 = (res.length > 0 ? ' url("#_h5p_' + res + '")' : '')
                            el.style.filter = filterStr1 + filterStr2;
                        }
                    }
                    return TERMINATE

                }
                // 進入或退出畫中畫模式
                else if (pCode == 'KeyP') {
                    $hs.pictureInPicture(player)

                    return TERMINATE
                } else if (pCode == 'KeyR') {
                    if (player._h5player_lastrecord_ !== null && (player._h5player_lastrecord_ >= 0 || player._h5player_lastrecord_ <= 0)) {
                        $hs.setPlayProgress(player, player._h5player_lastrecord_)

                        return TERMINATE
                    }

                } else if (pCode == 'KeyO') {
                    let _debug_h5p_logging_ch = false;
                    try {
                        Store._setItem('_h5_player_sLogging_', 1 - Store._getItem('_h5_player_sLogging_'))
                        _debug_h5p_logging_ = +Store._getItem('_h5_player_sLogging_') > 0;
                        _debug_h5p_logging_ch = true;
                    } catch (e) {

                    }
                    consoleLogF('_debug_h5p_logging_', !!_debug_h5p_logging_, 'changed', _debug_h5p_logging_ch)

                    if (_debug_h5p_logging_ch) {

                        return TERMINATE
                    }
                } else if (pCode == 'KeyT') {
                    if (/^blob/i.test(player.currentSrc)) {
                        alert(`The current video is ${player.currentSrc}\nSorry, it cannot be opened in PotPlayer.`);
                    } else {
                        let confirm_res = confirm(`The current video is ${player.currentSrc}\nDo you want to open it in PotPlayer?`);
                        if (confirm_res) window.open('potplayer://' + player.currentSrc, '_blank');
                    }
                    return TERMINATE
                }



                let videoScale = playerConf.vFactor;

                function tipsForVideoScaling() {

                    playerConf.vFactor = +videoScale.toFixed(1);

                    playerConf.cssTransform();
                    let tipsMsg = `視頻縮放率:${ +(videoScale * 100).toFixed(2)  }%`
                    if (playerConf.translate.x) {
                        tipsMsg += `,水平位移:${playerConf.translate.x}px`
                    }
                    if (playerConf.translate.y) {
                        tipsMsg += `,垂直位移:${playerConf.translate.y}px`
                    }
                    $hs.tips(false);
                    $hs.tips(tipsMsg)


                }

                // 視頻畫面縮放相關事件

                switch (pCode) {
                    // shift+X:視頻縮小 -0.1
                    case 'KeyX':
                        videoScale -= 0.1
                        if (videoScale < 0.1) videoScale = 0.1;
                        tipsForVideoScaling();
                        return TERMINATE
                        break
                        // shift+C:視頻放大 +0.1
                    case 'KeyC':
                        videoScale += 0.1
                        if (videoScale > 16) videoScale = 16;
                        tipsForVideoScaling();
                        return TERMINATE
                        break
                        // shift+Z:視頻恢復正常大小
                    case 'KeyZ':
                        videoScale = 1.0
                        playerConf.translate.x = 0;
                        playerConf.translate.y = 0;
                        tipsForVideoScaling();
                        return TERMINATE
                        break
                    case 'ArrowRight':
                        playerConf.translate.x += 10
                        tipsForVideoScaling();
                        return TERMINATE
                        break
                    case 'ArrowLeft':
                        playerConf.translate.x -= 10
                        tipsForVideoScaling();
                        return TERMINATE
                        break
                    case 'ArrowUp':
                        playerConf.translate.y -= 10
                        tipsForVideoScaling();
                        return TERMINATE
                        break
                    case 'ArrowDown':
                        playerConf.translate.y += 10
                        tipsForVideoScaling();
                        return TERMINATE
                        break

                }

            }
            // 防止其它無關組合鍵衝突
            if (!keyAsm) {
                let kControl = null
                let newPBR, oldPBR, nv, numKey;
                switch (pCode) {
                    // 方向鍵右→:快進3秒
                    case 'ArrowRight':
                        $hs.tuneCurrentTime($hs.skipStep);
                        return TERMINATE;
                        break;
                        // 方向鍵左←:後退3秒
                    case 'ArrowLeft':
                        $hs.tuneCurrentTime(-$hs.skipStep);
                        return TERMINATE;
                        break;
                        // 方向鍵上↑:音量升高 1%
                    case 'ArrowUp':
                        if ((player.muted && player.volume === 0) && player._volume > 0) {

                            player.muted = false;
                            player.volume = player._volume;
                        } else if (player.muted && (player.volume > 0 || !player._volume)) {
                            player.muted = false;
                        }
                        $hs.tuneVolume(0.01);
                        return TERMINATE;
                        break;
                        // 方向鍵下↓:音量降低 1%
                    case 'ArrowDown':

                        if ((player.muted && player.volume === 0) && player._volume > 0) {

                            player.muted = false;
                            player.volume = player._volume;
                        } else if (player.muted && (player.volume > 0 || !player._volume)) {
                            player.muted = false;
                        }
                        $hs.tuneVolume(-0.01);
                        return TERMINATE;
                        break;
                        // 空格鍵:暫停/播放
                    case 'Space':
                        $hs.switchPlayStatus();
                        return TERMINATE;
                        break;
                        // 按鍵X:減速播放 -0.1
                    case 'KeyX':
                        if (player.playbackRate > 0) {
                            $hs.tips(false);
                            $hs.setPlaybackRate(player.playbackRate - 0.1);
                            return TERMINATE
                        }
                        break;
                        // 按鍵C:加速播放 +0.1
                    case 'KeyC':
                        if (player.playbackRate < 16) {
                            $hs.tips(false);
                            $hs.setPlaybackRate(player.playbackRate + 0.1);
                            return TERMINATE
                        }

                        break;
                        // 按鍵Z:正常速度播放
                    case 'KeyZ':
                        $hs.tips(false);
                        oldPBR = player.playbackRate;
                        if (oldPBR != 1.0) {
                            player._playbackRate_z = oldPBR;
                            newPBR = 1.0;
                        } else if (player._playbackRate_z != 1.0) {
                            newPBR = player._playbackRate_z || 1.0;
                            player._playbackRate_z = 1.0;
                        } else {
                            newPBR = 1.0
                            player._playbackRate_z = 1.0;
                        }
                        $hs.setPlaybackRate(newPBR, 1)
                        return TERMINATE
                        break;
                        // 按鍵F:下一幀
                    case 'KeyF':
                        if (window.location.hostname === 'www.netflix.com') return /* netflix 的F鍵是FULLSCREEN的意思 */
                        $hs.tips(false);
                        if (!player.paused) player.pause()
                        player.currentTime += +(1 / playerConf.fps)
                        $hs.tips('Jump to: Next frame')
                        return TERMINATE
                        break;
                        // 按鍵D:上一幀
                    case 'KeyD':
                        $hs.tips(false);
                        if (!player.paused) player.pause()
                        player.currentTime -= +(1 / playerConf.fps)
                        $hs.tips('Jump to: Previous frame')
                        return TERMINATE
                        break;
                        // 按鍵E:亮度增加%
                    case 'KeyE':
                        $hs.tips(false);
                        nv = playerConf.setFilter('brightness', (v) => v + 0.1);
                        $hs.tips('Brightness: ' + dround(nv * 100) + '%')
                        return TERMINATE
                        break;
                        // 按鍵W:亮度減少%
                    case 'KeyW':
                        $hs.tips(false);
                        nv = playerConf.setFilter('brightness', (v) => v > 0.1 ? v - 0.1 : 0);
                        $hs.tips('Brightness: ' + dround(nv * 100) + '%')
                        return TERMINATE
                        break;
                        // 按鍵T:對比度增加%
                    case 'KeyT':
                        $hs.tips(false);
                        nv = playerConf.setFilter('contrast', (v) => v + 0.1);
                        $hs.tips('Contrast: ' + dround(nv * 100) + '%')
                        return TERMINATE
                        break;
                        // 按鍵R:對比度減少%
                    case 'KeyR':
                        $hs.tips(false);
                        nv = playerConf.setFilter('contrast', (v) => v > 0.1 ? v - 0.1 : 0);
                        $hs.tips('Contrast: ' + dround(nv * 100) + '%')
                        return TERMINATE
                        break;
                        // 按鍵U:飽和度增加%
                    case 'KeyU':
                        $hs.tips(false);
                        nv = playerConf.setFilter('saturate', (v) => v + 0.1);
                        $hs.tips('Saturate: ' + dround(nv * 100) + '%')
                        return TERMINATE
                        break;
                        // 按鍵Y:飽和度減少%
                    case 'KeyY':
                        $hs.tips(false);
                        nv = playerConf.setFilter('saturate', (v) => v > 0.1 ? v - 0.1 : 0);
                        $hs.tips('Saturate: ' + dround(nv * 100) + '%')
                        return TERMINATE
                        break;
                        // 按鍵O:色相增加 1 度
                    case 'KeyO':
                        $hs.tips(false);
                        nv = playerConf.setFilter('hue-rotate', (v) => v + 1);
                        $hs.tips('Hue: ' + nv + ' deg')
                        return TERMINATE
                        break;
                        // 按鍵I:色相減少 1 度
                    case 'KeyI':
                        $hs.tips(false);
                        nv = playerConf.setFilter('hue-rotate', (v) => v - 1);
                        $hs.tips('Hue: ' + nv + ' deg')
                        return TERMINATE
                        break;
                        // 按鍵K:模糊增加 0.1 px
                    case 'KeyK':
                        $hs.tips(false);
                        nv = playerConf.setFilter('blur', (v) => v + 0.1);
                        $hs.tips('Blur: ' + nv + ' px')
                        return TERMINATE
                        break;
                        // 按鍵J:模糊減少 0.1 px
                    case 'KeyJ':
                        $hs.tips(false);
                        nv = playerConf.setFilter('blur', (v) => v > 0.1 ? v - 0.1 : 0);
                        $hs.tips('Blur: ' + nv + ' px')
                        return TERMINATE
                        break;
                        // 按鍵Q:圖像復位
                    case 'KeyQ':
                        $hs.tips(false);
                        playerConf.filterReset();
                        $hs.tips('Video Filter Reset')
                        return TERMINATE
                        break;
                        // 按鍵S:畫面旋轉 90 度
                    case 'KeyS':
                        $hs.tips(false);
                        playerConf.rotate += 90
                        if (playerConf.rotate % 360 === 0) playerConf.rotate = 0;
                        if (!playerConf.videoHeight || !playerConf.videoWidth) {
                            playerConf.videoWidth = playerConf.domElement.videoWidth;
                            playerConf.videoHeight = playerConf.domElement.videoHeight;
                        }
                        if (playerConf.videoWidth > 0 && playerConf.videoHeight > 0) {


                            if ((playerConf.rotate % 180) == 90) {
                                playerConf.mFactor = playerConf.videoHeight / playerConf.videoWidth;
                            } else {
                                playerConf.mFactor = 1.0;
                            }


                            playerConf.cssTransform();

                            $hs.tips('Rotation:' + playerConf.rotate + ' deg')

                        }

                        return TERMINATE
                        break;
                        // 按鍵迴車,進入FULLSCREEN
                    case 'Enter':
                        //t.callFullScreenBtn();
                        break;
                    case 'KeyN':
                        $hs.pictureInPicture(player);
                        return TERMINATE
                        break;
                    case 'KeyM':
                        //console.log('m!', player.volume,player._volume)

                        if (player.volume >= 0) {

                            if (!player.volume || player.muted) {

                                let newVol = player.volume || player._volume || 0.5;
                                if (player.volume !== newVol) {
                                    player.volume = newVol;
                                }
                                player.muted = false;
                                $hs.tips(false);
                                $hs.tips('Mute: Off', undefined);

                            } else {

                                player._volume = player.volume;
                                player._volume_p = player.volume;
                                //player.volume = 0;
                                player.muted = true;
                                $hs.tips(false);
                                $hs.tips('Mute: On', undefined);

                            }

                        }

                        return TERMINATE
                        break;
                    default:
                        // 按1-4設置播放速度 49-52;97-100
                        numKey = +(event.key)

                        if (numKey >= 1 && numKey <= 4) {
                            $hs.tips(false);
                            $hs.setPlaybackRate(numKey, 1)
                            return TERMINATE
                        }
                }

            }
        },

        handlerPlayerLockedMouseMove: function(e) {
            let player = $hs.player();
            let rootNode = getRoot(player);

            if (rootNode.pointerLockElement != player) {
                player.removeEventListener('mousemove', $hs.handlerPlayerLockedMouseMove)
                return;
            }

            let movementX = e.movementX || e.mozMovementX || e.webkitMovementX || 0,
                movementY = e.movementY || e.mozMovementY || e.webkitMovementY || 0;

            player.__xyOffset.x += movementX
            player.__xyOffset.y += movementY
            let ld = Math.sqrt(screen.width * screen.width + screen.height * screen.height) * .1
            let md = Math.sqrt(player.__xyOffset.x * player.__xyOffset.x + player.__xyOffset.y * player.__xyOffset.y);
            if (md > ld) $hs.playerActionLeave();

        },

        playerActionEnter: function() {
            let player = $hs.player();

            if (player) {
                player.__requestPointerLock__();
                player.__xyOffset = {
                    x: 0,
                    y: 0
                };
                player.addEventListener('mousemove', $hs.handlerPlayerLockedMouseMove)
            }
        },

        focusHookVDoc: null,
        focusHookVId: '',

        playerActionLeave: function() {
            let player = $hs.player();
            if (player) player.removeEventListener('mousemove', $hs.handlerPlayerLockedMouseMove)
            document.__exitPointerLock__();
        },

        handlerElementFocus: function(event) {

            function notAtVideo() {
                if ($hs.focusHookVDoc) $hs.focusHookVDoc = null
                if ($hs.focusHookVId) $hs.focusHookVId = ''
            }

            const hookVideo = $hs.focusHookVDoc && $hs.focusHookVId ? $hs.focusHookVDoc.querySelector(`VIDEO[_h5ppid=${$hs.focusHookVId}]`) : null


            if (hookVideo && (event.target == hookVideo || event.target.contains(hookVideo))) {


            } else {

                notAtVideo();


            }

        },

        handlerFullscreenChanged: function(event) {


            let videoElm = null,
                videosQuery = null;
            if (event && event.target) {

                if (event.target.nodeName == "VIDEO") videoElm = event.target;
                else if (videosQuery = event.target.querySelectorAll("VIDEO")) {
                    if (videosQuery.length === 1) videoElm = videosQuery[0]
                }


            }

            if (videoElm) {



                const player = videoElm;
                const vpid = player.getAttribute('_h5ppid')


                event.target.setAttribute('_h5p_fsElm_', vpid)


                function hookTheActionedVideo() {
                    $hs.focusHookVDoc = getRoot(player)
                    $hs.focusHookVId = vpid
                }

                hookTheActionedVideo();
                setTimeout(function() {
                    hookTheActionedVideo()
                }, 500)



            } else {

                $hs.focusHookVDoc = null
                $hs.focusHookVId = ''

            }


        },

        /* 按鍵響應方法 */
        handlerRootKeyDownEvent: function(event) {

            function notAtVideo() {
                if ($hs.focusHookVDoc) $hs.focusHookVDoc = null
                if ($hs.focusHookVId) $hs.focusHookVId = ''
            }




            if ($hs.intVideoInitCount > 0) {} else {
                // return notAtVideo();
            }

            // DOM Standard - either .key or .code
            // Here we adopt .code (physical layout)

            let pCode = event.code;
            if (typeof pCode != 'string') return;
            let player = $hs.player()
            if (!player) return; // no video tag

            let rootNode = getRoot(player);
            let isRequiredListen = false;

            let keyAsm = (event.shiftKey ? SHIFT : 0) | ((event.ctrlKey || event.metaKey) ? CTRL : 0) | (event.altKey ? ALT : 0);


            if (document.fullscreenElement || rootNode.pointerLockElement) {
                isRequiredListen = true;


                if (!keyAsm && pCode == 'Escape') {
                    setTimeout(() => {
                        if (document.fullscreenElement) {
                            document.exitFullscreen();
                        } else if (document.pointerLockElement) {
                            $hs.playerActionLeave();
                        }
                    }, 700);
                    return;
                }


            }

            const actionBoxRelation = $hs.getActionBoxRelationFromDOM(event.target)
            let hookVideo = null;

            if (actionBoxRelation) {
                $hs.focusHookVDoc = getRoot(actionBoxRelation.player);
                $hs.focusHookVId = actionBoxRelation.player.getAttribute('_h5ppid');
                hookVideo = actionBoxRelation.player;
            } else {
                hookVideo = $hs.focusHookVDoc && $hs.focusHookVId ? $hs.focusHookVDoc.querySelector(`VIDEO[_h5ppid=${$hs.focusHookVId}]`) : null
            }

            if (hookVideo) isRequiredListen = true;

            //console.log('root key', isRequiredListen, event.target, hookVideo)

            if (!isRequiredListen) return;

            //console.log('K01')

            /* 切換插件的可用狀態 */
            // Shift-`
            if (keyAsm == SHIFT && pCode == 'Backquote') {
                $hs.enable = !$hs.enable;
                $hs.tips(false);
                if ($hs.enable) {
                    $hs.tips('啟用h5Player插件')
                } else {
                    $hs.tips('禁用h5Player插件')
                }
                // 阻止事件冒泡
                event.stopPropagation()
                event.preventDefault()
                return false
            }
            if (!$hs.enable) {
                consoleLog('h5Player 已禁用~')
                return false
            }

            /* 非全局模式下,不聚焦則不執行快捷鍵的操作 */

            if (!keyAsm && pCode == 'Enter') { //not NumberpadEnter
                if (!rootNode.pointerLockElement && !document.fullscreenElement) {
                    if (rootNode.pointerLockElement != player) {
                        $hs.playerActionEnter();

                        // 阻止事件冒泡
                        event.stopPropagation()
                        event.preventDefault()
                        return false
                    }
                } else if (rootNode.pointerLockElement && !document.fullscreenElement) {
                    $hs.playerActionLeave();

                    // 阻止事件冒泡
                    event.stopPropagation()
                    event.preventDefault()
                    return false
                } else if (document.fullscreenElement) {
                    document.exitFullscreen();

                    // 阻止事件冒泡
                    event.stopPropagation()
                    event.preventDefault()
                    return false
                }
            }



            let res = $hs.playerTrigger(player, event)
            if (res == TERMINATE) {
                event.stopPropagation()
                event.preventDefault()
                return false
            }

        },
        /* 設置播放進度 */
        setPlayProgress: function(player, curTime) {
            if (!player) return
            if (!curTime || Number.isNaN(curTime)) return
            player.currentTime = curTime
            if (curTime > 3) {
                $hs.tips(false);
                $hs.tips(`Playback Jumps to ${$hs.toolFormatCT(curTime)}`)
                if (player.paused) player.play();
            }
        }
    }

    function makeFilter(arr, k) {
        let res = ""
        for (const e of arr) {
            for (const d of e) {
                res += " " + (1.0 * d * k).toFixed(9)
            }
        }
        return res.trim()
    }

    function _add_filter(rootElm) {
        let rootView = null;
        if (rootElm && rootElm.nodeType > 0) {
            while (rootElm.parentNode && rootElm.parentNode.nodeType === 1) rootElm = rootElm.parentNode;
            rootView = rootElm.querySelector('body') || rootElm;
        } else {
            return;
        }

        if (rootView && rootView.querySelector && !rootView.querySelector('#_h5player_section_')) {

            let svgFilterElm = document.createElement('section')
            svgFilterElm.style.position = 'fixed';
            svgFilterElm.style.left = '-999px';
            svgFilterElm.style.width = '1px';
            svgFilterElm.style.top = '-999px';
            svgFilterElm.style.height = '1px';
            svgFilterElm.id = '_h5player_section_'
            let svgXML = `
                <svg id='_h5p_image' version="1.1" xmlns="http://www.w3.org/2000/svg">
                <defs>
                <filter id="_h5p_sharpen1">
                <feConvolveMatrix filterRes="100 100" style="color-interpolation-filters:sRGB" order="3" kernelMatrix="` + `
                -0.3 -0.3 -0.3
                -0.3 3.4 -0.3
                -0.3 -0.3 -0.3`.replace(/[\n\r]+/g, '  ').trim() + `"  preserveAlpha="true"/>
                </filter>
                <filter id="_h5p_unsharpen1">
                <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="5" kernelMatrix="` +
                makeFilter([
                    [1, 4, 6, 4, 1],
                    [4, 16, 24, 16, 4],
                    [6, 24, -476, 24, 6],
                    [4, 16, 24, 16, 4],
                    [1, 4, 6, 4, 1]
                ], -1 / 256) + `"  preserveAlpha="false"/>
                </filter>
                <filter id="_h5p_unsharpen3_05">
                <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="3" kernelMatrix="` +
                makeFilter(
                    [
                        [0.025, 0.05, 0.025],
                        [0.05, -1.1, 0.05],
                        [0.025, 0.05, 0.025]
                    ], -1 / .8) + `"  preserveAlpha="false"/>
                </filter>
                <filter id="_h5p_unsharpen3_10">
                <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="3" kernelMatrix="` +
                makeFilter(
                    [
                        [0.05, 0.1, 0.05],
                        [0.1, -1.4, 0.1],
                        [0.05, 0.1, 0.05]
                    ], -1 / .8) + `"  preserveAlpha="false"/>
                </filter>
                <filter id="_h5p_unsharpen5_05">
                <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="5" kernelMatrix="` +
                makeFilter(
                    [
                        [0.025, 0.1, 0.15, 0.1, 0.025],
                        [0.1, 0.4, 0.6, 0.4, 0.1],
                        [0.15, 0.6, -18.3, 0.6, 0.15],
                        [0.1, 0.4, 0.6, 0.4, 0.1],
                        [0.025, 0.1, 0.15, 0.1, 0.025]
                    ], -1 / 12.8) + `"  preserveAlpha="false"/>
                </filter>
                <filter id="_h5p_unsharpen5_10">
                <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="5" kernelMatrix="` +
                makeFilter(
                    [
                        [0.05, 0.2, 0.3, 0.2, 0.05],
                        [0.2, 0.8, 1.2, 0.8, 0.2],
                        [0.3, 1.2, -23.8, 1.2, 0.3],
                        [0.2, 0.8, 1.2, 0.8, 0.2],
                        [0.05, 0.2, 0.3, 0.2, 0.05]
                    ], -1 / 12.8) + `"  preserveAlpha="false"/>
                </filter>
                <filter id="_h5p_unsharpen9_05">
                <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="9" kernelMatrix="` +
                makeFilter(
                    [
                        [0.025, 0.2, 0.7, 1.4, 1.75, 1.4, 0.7, 0.2, 0.025],
                        [0.2, 1.6, 5.6, 11.2, 14, 11.2, 5.6, 1.6, 0.2],
                        [0.7, 5.6, 19.6, 39.2, 49, 39.2, 19.6, 5.6, 0.7],
                        [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
                        [1.75, 14, 49, 98, -4792.7, 98, 49, 14, 1.75],
                        [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
                        [0.7, 5.6, 19.6, 39.2, 49, 39.2, 19.6, 5.6, 0.7],
                        [0.2, 1.6, 5.6, 11.2, 14, 11.2, 5.6, 1.6, 0.2],
                        [0.025, 0.2, 0.7, 1.4, 1.75, 1.4, 0.7, 0.2, 0.025]
                    ], -1 / 3276.8) + `"  preserveAlpha="false"/>
                </filter>
                <filter id="_h5p_unsharpen9_10">
                <feConvolveMatrix style="color-interpolation-filters:sRGB;color-interpolation: sRGB;" order="9" kernelMatrix="` +
                makeFilter(
                    [
                        [0.05, 0.4, 1.4, 2.8, 3.5, 2.8, 1.4, 0.4, 0.05],
                        [0.4, 3.2, 11.2, 22.4, 28, 22.4, 11.2, 3.2, 0.4],
                        [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
                        [2.8, 22.4, 78.4, 156.8, 196, 156.8, 78.4, 22.4, 2.8],
                        [3.5, 28, 98, 196, -6308.6, 196, 98, 28, 3.5],
                        [2.8, 22.4, 78.4, 156.8, 196, 156.8, 78.4, 22.4, 2.8],
                        [1.4, 11.2, 39.2, 78.4, 98, 78.4, 39.2, 11.2, 1.4],
                        [0.4, 3.2, 11.2, 22.4, 28, 22.4, 11.2, 3.2, 0.4],
                        [0.05, 0.4, 1.4, 2.8, 3.5, 2.8, 1.4, 0.4, 0.05]
                    ], -1 / 3276.8) + `"  preserveAlpha="false"/>
                    </filter>
                    <filter id="_h5p_grey1">
                    <feColorMatrix values="0.3333 0.3333 0.3333 0 0
                    0.3333 0.3333 0.3333 0 0
                    0.3333 0.3333 0.3333 0 0
                    0      0      0      1 0"/>
                    <feColorMatrix type="saturate" values="0" />
                    </filter>
                    </defs>
                    </svg>
                    `;

            svgFilterElm.innerHTML = svgXML.replace(/[\r\n\s]+/g, ' ').trim();

            rootView.appendChild(svgFilterElm);
        }

    }

    /**
     * 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
     * 解決參考:
     * https://developers.google.com/web/fundamentals/web-components/shadowdom?hl=zh-cn#closed
     * https://stackoverflow.com/questions/54954383/override-element-prototype-attachshadow-using-chrome-extension
     */

    const initForShadowRoot = async (shadowRoot) => {
        try {
            if (shadowRoot && shadowRoot.nodeType > 0 && shadowRoot.mode == 'open' && 'querySelectorAll' in shadowRoot) {
                if (!shadowRoot.host.hasAttribute('_h5p_shadowroot_')) {
                    shadowRoot.host.setAttribute('_h5p_shadowroot_', '')

                    $hs.bindDocEvents(shadowRoot);
                    captureVideoEvents(shadowRoot);

                    shadowRoots.push(shadowRoot)
                }
            }
        } catch (e) {
            console.log('h5Player: initForShadowRoot failed')
        }
    }

    function hackAttachShadow() { // attachShadow - DOM Standard

        let _prototype_ = window && window.HTMLElement ? window.HTMLElement.prototype : null;
        if (_prototype_ && typeof _prototype_.attachShadow == 'function') {

            let _attachShadow = _prototype_.attachShadow

            hackAttachShadow = null
            _prototype_.attachShadow = function() {
                let arg = [...arguments];
                if (arg[0] && arg[0].mode) arg[0].mode = 'open';
                let shadowRoot = _attachShadow.apply(this, arg);
                initForShadowRoot(shadowRoot);
                return shadowRoot
            };

            _prototype_.attachShadow.toString = () => _attachShadow.toString();

        }

    }

    function hackCreateShadowRoot() { // createShadowRoot - Deprecated

        let _prototype_ = window && window.HTMLElement ? window.HTMLElement.prototype : null;
        if (_prototype_ && typeof _prototype_.createShadowRoot == 'function') {

            let _createShadowRoot = _prototype_.createShadowRoot;

            hackCreateShadowRoot = null
            _prototype_.createShadowRoot = function() {
                const shadowRoot = _createShadowRoot.apply(this, arguments);
                initForShadowRoot(shadowRoot);
                return shadowRoot;
            };
            _prototype_.createShadowRoot.toString = () => _createShadowRoot.toString();

        }
    }

    /* 事件偵聽hack */
    function hackEventListener() {
        if (!window.EventTarget) return;
        const eventTargetPrototype = window.EventTarget.prototype;
        let _addEventListener = eventTargetPrototype.addEventListener;
        let _removeEventListener = eventTargetPrototype.removeEventListener;
        if (typeof _addEventListener == 'function' && typeof _removeEventListener == 'function') {} else return;
        hackEventListener = null;

        class Listeners {

            constructor(dom, type) {
                this._dom = dom;
                this._type = type;
                this.listenersCount = 0;
                this.hashList = {};
            }
            get baseFunc() {
                if (this._dom && this._type) {
                    return this._dom['on' + this._type];
                }
            }
            get funcCount() {
                if (this._dom && this._type) {
                    return (typeof this.baseFunc == 'function') * 1 + (this.listenersCount || 0)
                }
            }


        }



        let hackedEvtCount = 0;


        let watchList = ['click','mousedown','mouseup'];

        eventTargetPrototype.addEventListener = function() {

            let arg = arguments
            let type = arg[0]
            let listener = arg[1]

            if (!this || !(this instanceof EventTarget) || typeof type != 'string' || typeof listener != 'function') {
                return _addEventListener.apply(this, arguments)
                //unknown bug?
            }

            $qmt(()=>{

                if(typeof arg[2]=='object' && arg[2]){

                }

                if (watchList.indexOf(type) < 0) {


                    if(type=='mousewheel'||type=='touchstart'){

                        if(typeof arg[2] =='boolean' || arguments.length==2){

                            const options={
                                passive:true,
                                capture:arg[2]===true
                            }



                            return _addEventListener.call(this, type, listener, options);

                        }


                    }

                    if(this.nodeType===1 && this.nodeName!="BODY" && this.nodeName!="HTML"){


                        if (type=='mouseout' || type=='mouseover' || type=='focusin' || type=='focusout' || type=='mouseenter' || type=='mouseleave' || type=='mousemove'){


                            const nListener=listener.__nListener__ || function(){ return window.requestAnimationFrame(()=>listener.apply(this,arguments)) }
                            listener.__nListener__=nListener;
                            arguments[1]=nListener

                        }else{
                        //console.log(type)

                        }

                    }

                    return _addEventListener.apply(this, arguments);

                }

                let res;
                res = _addEventListener.apply(this, arg)


                let boolCapture = (arg[2] && typeof arg[2] == 'object') ? (arg[2].capture === true) : (arg[2] === true)

                this._listeners = this._listeners || {}
                this._listeners[type] = this._listeners[type] || new Listeners(this, type)
                let uid = 100000 + (++hackedEvtCount);
                let listenerObj = {
                    listener,
                    options: arg[2],
                    uid: uid,
                    useCapture: boolCapture
                }
                this._listeners[type].hashList[uid + ''] = listenerObj;
                this._listeners[type].listenersCount++;

                //return res

            })

        }
        // hack removeEventListener
        eventTargetPrototype.removeEventListener = function() {

            let arg = arguments
            let type = arg[0]
            let listener = arg[1]


            if (!this || !(this instanceof EventTarget) || typeof type != 'string' || typeof listener != 'function') {
                return _removeEventListener.apply(this, arguments)
                //unknown bug?
            }

            $qmt(()=>{


                if (watchList.indexOf(type) < 0){
                    if(typeof listener.__nListener__=='function') arguments[1]=listener.__nListener__
                    return _removeEventListener.apply(this, arguments);
                }

                let boolCapture = (arg[2] && typeof arg[2] == 'object') ? (arg[2].capture === true) : (arg[2] === true)

                let defaultRemoval = true;
                if (this._listeners && this._listeners[type] && this._listeners[type].hashList) {
                    let hashList = this._listeners[type].hashList
                    for (let k in hashList) {
                        if (hashList[k].listener === listener && hashList[k].useCapture == boolCapture) {
                            delete hashList[k];
                            this._listeners[type].listenersCount--;
                            break;
                        }
                    }
                }
                if (defaultRemoval) return _removeEventListener.apply(this, arg);

            })

        }
        eventTargetPrototype.addEventListener.toString = () => _addEventListener.toString();
        eventTargetPrototype.removeEventListener.toString = () => _removeEventListener.toString();


    }


    function initShadowRoots(rootDoc) {
        function onReady() {
            var treeWalker = rootDoc.createTreeWalker(
                rootDoc.documentElement,
                NodeFilter.SHOW_ELEMENT, {
                    acceptNode: (node) => (node.shadowRoot ? NodeFilter.FILTER_ACCEPT : NodeFilter.FILTER_SKIP)
                }
            );
            var nodeList = [];
            while (treeWalker.nextNode()) nodeList.push(treeWalker.currentNode);
            for (const node of nodeList) {
                initForShadowRoot(node.shadowRoot)
            }
        }
        if (rootDoc.readyState !== 'loading') {
            onReady();
        } else {
            rootDoc.addEventListener('DOMContentLoaded', onReady);
        }
    }

    function captureVideoEvents(rootDoc) {

        var g = function(evt) {


            var domElement = evt.target || this || null
            if (domElement && domElement.nodeType == 1 && domElement.nodeName == "VIDEO") {
                var video = domElement
                if (!domElement.getAttribute('_h5ppid')) handlerVideoFound(video);
                if (domElement.getAttribute('_h5ppid')) {
                    switch (evt.type) {
                        case 'loadedmetadata':
                            return $hs.handlerVideoLoadedMetaData.call(video, evt);
                            //  case 'playing':
                            //      return $hs.handlerVideoPlaying.call(video, evt);
                            //  case 'pause':
                            //      return $hs.handlerVideoPause.call(video, evt);
                            //  case 'volumechange':
                            //      return $hs.handlerVideoVolumeChange.call(video, evt);
                    }
                }
            }


        }

        // using capture phase
        rootDoc.addEventListener('loadedmetadata', g, true);

    }

    function handlerVideoFound(video) {

        if (!video) return;
        if (video.getAttribute('_h5ppid')) return;
        let alabel = video.getAttribute('aria-label')
        if (alabel && typeof alabel == "string" && alabel.toUpperCase() == "GIF") return;


        consoleLog('handlerVideoFound', video)

        $hs.intVideoInitCount = ($hs.intVideoInitCount || 0) + 1;
        let vpid = 'h5p-' + $hs.intVideoInitCount
        consoleLog(' - HTML5 Video is detected -', `Number of Videos: ${$hs.intVideoInitCount}`)
        if ($hs.intVideoInitCount === 1) $hs.fireGlobalInit();
        video.setAttribute('_h5ppid', vpid)


        playerConfs[vpid] = new PlayerConf();
        playerConfs[vpid].domElement = video;
        playerConfs[vpid].domActive = DOM_ACTIVE_FOUND;

        let rootNode = getRoot(video);

        if (rootNode.host) $hs.getPlayerBlockElement(video); // shadowing
        let rootElm = domAppender(rootNode) || document.documentElement //48763
        _add_filter(rootElm) // either main document or shadow node



        video.addEventListener('playing', $hs.handlerVideoPlaying, true);
        video.addEventListener('pause', $hs.handlerVideoPause, true);
        video.addEventListener('volumechange', $hs.handlerVideoVolumeChange, true);



    }



    hackAttachShadow()
    hackCreateShadowRoot()
    hackEventListener()


    window.addEventListener('message', $hs.handlerWinMessage, false);
    $hs.bindDocEvents(document);
    captureVideoEvents(document);
    initShadowRoots(document);


    let windowsLD = (function() {
        let ls_res = [];
        try {
            ls_res = [!!window.localStorage, !!window.top.localStorage];
        } catch (e) {}
        try {
            let winp = window;
            let winc = 0;
            while (winp !== window.top && winp && ++winc) winp = winp.parentNode;
            ls_res.push(winc);
        } catch (e) {}
        return ls_res;
    })();

    consoleLogF('- h5Player Plugin Loaded -', ...windowsLD)

    function isInCrossOriginFrame() {
        let result = true;
        try {
            if (window.top.localStorage || window.top.location.href) result = false;
        } catch (e) {}
        return result
    }

    if (isInCrossOriginFrame()) consoleLog('cross origin frame detected');

    /*
    function dd(f, $this, $arguments) {
        queueMicrotask(() => f.apply($this, $arguments))
    }
    */

    //const functionReplacerMap = new Map();
/*
    function functionReplacer(f) {

        if (f.constructor.name != 'Function') return f;
        const reducedArguments = [...arguments];
        reducedArguments[0] = '';
        const r = reducedArguments.join('***')
        const fs = f.toString() + "%%%" + r
        if (fs.indexOf(' { [native code] }') > 0) return f;

        let res = functionReplacerMap.get(fs);
        if (res) return res;
        functionReplacerMap.set(fs, res = f)

        return res;


    }
*/

    const $rAf = $$uWin.requestAnimationFrame;
    const $cAf = $$uWin.cancelAnimationFrame;

    const $bv = {

        uWin: (window.unsafeWindow || window),
/*
        rAfss: function() {
            const gs = $bv.gs;
            if (gs.length > 0) {
                if (document.fff) document.fff.push(gs.length)
                for (const f of gs) dd(f, this, arguments);
            }
            gs.length = 0;
        },
*/
       // qfs: {},


       // qfsCount: 0,

        boostVideoPerformanceActivate: function() {

            if ($bz.boosted) return;


            //$bv.kSTC = $rAf.call($$uWin, () => 0) * 2;

            //document.fff = [];
           // document.gg1 = 0;
           // document.gg2 = 0;
           // document.nnc = [];
          //  functionReplacerMap.clear();
/*
            $bv.mbf = function() {

                const qfs = $bv.qfs


                for (let k in qfs) {
                    const f = qfs[k]
                    f.__bv_f__.apply(this, arguments);
                    delete qfs[k]
                }

            }
*/
            if ($mb.nightly_isSupportQueueMicrotask()) {
                //   $bv.rAf = window.requestAnimationFrame;
                //   $bv.cAf = window.cancelAnimationFrame;
                //   $bv.setTimeout = window.setTimeout;
                //   $bv.clearTimeout = window.clearTimeout;




            }


            $bz.boosted = true;

        },


        boostVideoPerformanceDeactivate: function() {

            const window = $bv.uWin
            if (!$bz.boosted) return;
            $bz.boosted = false;

            if ($mb.nightly_isSupportQueueMicrotask()) {
                // window.requestAnimationFrame = $bv.rAf;
                // window.cancelAnimationFrame = $bv.cAf;
                //window.setTimeout = $bv.setTimeout;
                // window.clearTimeout = $bv.clearTimeout;
                // $bv.rAf = null;
                // $bv.cAf = null;
                // $bv.setTimeout = null;
                // $bv.clearTimeout = null;
            }


           // functionReplacerMap.clear();


        }

    }

    function $onReady() {

        const window = $$uWin

        //  const $rAf = window.requestAnimationFrame;
        //  const $cAf = window.cancelAnimationFrame;

        /*
        window.requestAnimationFrame = function(f) {

            let boosted = $bz.boosted;
            boosted = false
            if (!boosted) return $rAf.apply(this, arguments) << 1

            const h=functionReplacer(f)
            const nt=+new Date;
            const lastCall = h.__lastCall

            h.__lastCall=nt;

            if(f!==h){
            */

/*
                if(lastCall>0 && lastCall <= nt && lastCall+60>nt){

                    f=h;

                }else{
                    console.log('nn', lastCall-nt)
                }*/
/*
                f=h;

            }

            if (!f.__bv_stack__) f.__bv_stack__ = 0;

            f.__bv_stack__++;

            if (f.__bv_stack__ > 1) return f.__bv_cid__;

            if (!f.__bv_f__) {
                f.__bv_f__ = function() {
                    const cid = f.__bv_cid__
                    if (cid > 0 && $bv.qfs[cid] === f) {
                        queueMicrotask(() => f.apply(this, arguments))
                        delete $bv.qfs[cid];
                        delete f.__bv_cid__;
                        f.__bv_stack__ = 0;
                        return
                    }
                    //$bv._exx=0

                };
                document.nnc.push(f + "")
            }
            f.__bv_cid__ = ($rAf.call(window, f.__bv_f__) << 1) | 1
            //if(!$bv._exx){
            //$bv._exx=(($rAf.call(window, f.__bv_f__)%20000000)<<16)|1
            //f.__bv_cid__ = $bv._exx;
            //}else{
            //    $bv._exx+=2;
            //    f.__bv_cid__ = $bv._exx ;
            // }

            $bv.qfs[f.__bv_cid__] = f

            return f.__bv_cid__

        };

        window.cancelAnimationFrame = function(cid) {


            if ((cid & 1) == 0) {

                return $cAf.call(this, cid >> 1)

            }


            let boosted = $bz.boosted;
            boosted = false

            const f = $bv.qfs[cid]
            if (typeof f == 'function') {

                f.__bv_stack__--;
                if (f.__bv_stack__ !== 0) return;
                delete $bv.qfs[f.__bv_cid__];
                delete f.__bv_cid__;

                return;

            }

            $cAf.call(window, cid);


        }
        */


    }

    // if (document.readyState !== 'loading') {
    $onReady();
    //} else {
    //     document.addEventListener('DOMContentLoaded', $onReady);
    // }




})(window.unsafeWindow || window);
长期地址
遇到问题?请前往 GitHub 提 Issues。