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Youtube Speed Up

Youtube Speed at 10x
Nainštalovať tento skript ?
Spýtať sa otázku, uverejniť recenziu, alebo nahlásiť skript.
Zalomiť riadky
// ==UserScript==
// @name         Youtube Speed Up
// @namespace    http://tampermonkey.net/
// @version      0.1.4
// @description  Youtube Speed at 10x
// @author       me
// @match        https://www.youtube.com/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    var that = this;
    var thatArguments = arguments;
    //https://stackoverflow.com/a/52809105----
    history.pushState=(function(f){
        return function pushState(){
            var ret = f.apply(that, thatArguments);
            window.dispatchEvent(new Event('pushstate'));
            window.dispatchEvent(new Event('locationchange'));
            return ret;
        }
    })(history.pushState);

    history.replaceState = (function (f){
        return function replaceState(){
            var ret = f.apply(that, thatArguments);
            window.dispatchEvent(new Event('replacestate'));
            window.dispatchEvent(new Event('locationchange'));
            return ret;
        }
    })(history.replaceState);

    window.addEventListener('popstate',function(){
        window.dispatchEvent(new Event('locationchange'))
    });

    //https://stackoverflow.com/a/45956628----
    //youtube wtf events
    //new layout > 2017
    window.addEventListener("yt-navigate-finish", function(event) {
        window.dispatchEvent(new Event('locationchange'))
    });

    //old layout < 2017
    window.addEventListener("spfdone", function(e) {
        window.dispatchEvent(new Event('locationchange'))
    });

    function updateAvailablePlaybackRates() {
        var path = '';
        if(typeof _yt_player === "undefined"){
            console.log("Something goes wrong with _yt_player variable");
            return;
        }
        
        //Thanks to him: https://stackoverflow.com/a/48051090
        function findAvailablePlaybackRates(objectToSave,prep) {

            var count=0;
            for(var i in objectToSave){
                //Little Fix because they could be null
                if(Object.keys(objectToSave)[count] && objectToSave[Object.keys(objectToSave)[count]]){
                    //function to be injected
                    if(Object.keys(objectToSave)[count] == "getAvailablePlaybackRates"){
                        //save the path
                        path = (prep===""?"":prep+".")+Object.keys(objectToSave)[count];
                    } else if(objectToSave[Object.keys(objectToSave)[count]]?.prototype?.getAvailablePlaybackRates !== undefined){
                        //In december 2025 youtube changed something, now it works again with this fix
                        path = (prep===""?"":prep+".")+Object.keys(objectToSave)[count]+".prototype.getAvailablePlaybackRates";
                    }
                    //we can stop here!!
                    if(path !== '') return;
    
                    //Useless for this purpose
                    //if(objectToSave[i].constructor.name == "Object" || objectToSave[i].constructor.name == "Array")
                    //    findAvailablePlaybackRates(objectToSave[i],prep);
    
                    var objOfObj = objectToSave[Object.keys(objectToSave)[count]];
    
                    //getAvailablePlaybackRates is hidden somewhere do deeper!!
                    if( typeof objOfObj !== "undefined" && objectToSave[i].constructor.name == "Function" &&
                       Object.keys(objOfObj).length !== 0 ){
                        var incount = 0;
                        for(var j in objOfObj){
                            //I don't know but ok JS!
                            if(typeof objOfObj !== "undefined"){
                                findAvailablePlaybackRates(objOfObj[j],(prep===""?"":prep+".")+Object.keys(objectToSave)[count]+"."+Object.keys(objOfObj)[incount]);
                            }
                            //we can stop here!!
                            if(path !== '') return;
                            incount++;
                        }
                    }
                }
                count++;
            }
        }

        findAvailablePlaybackRates(_yt_player,"");
        console.log("Path detected at _yt_player."+path);

        //recursion to inject a new function!!
        function setAvailablePlaybackRates(path,index,splitted) {
            if(splitted.length - 1 == index){
                //over 8x it's muted!!!!!
                path[splitted[index]] = function(){return [0.25,0.5,.75,1,1.25,1.5,1.75,2,2.25,2.5,2.75,3,3.25,3.5,3.75,4,5,6,7,8,9,10]};
                //[0.25,0.5,.75,1,1.25,1.5,1.75,2,2.25,2.5,2.75,3,3.25,3.5,3.75,4,4.25,4.5,4.75,5,5.25,5.5,5.75,6,6.25,6.5,6.75,7,7.5,8,8.5,9,9.5,10]};
            }else setAvailablePlaybackRates(path[splitted[index]],index+1,splitted);
        }

        setAvailablePlaybackRates(_yt_player,0,path.split('.'));
    }


     function runUpdateAvailablePlaybackRates() {
        if(typeof _yt_player === "undefined"){
            var interval = setInterval(function(){
                if(typeof _yt_player !== "undefined"){
                    clearInterval(interval);
                    updateAvailablePlaybackRates();
                }
            },5);
        }else{
            updateAvailablePlaybackRates();
        }
    }

    function run(){
        runUpdateAvailablePlaybackRates();
    }

    window.addEventListener('locationchange', run);

    run();
})();
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