m.YouTube.com quality change buttons

Adds quality change buttons below the video (144p, 240p, 360p, 480p, 720p, 1080p)

As of 12.10.2023. See ბოლო ვერსია.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         m.YouTube.com quality change buttons
// @namespace    m-youtube-com-quality-change-buttons
// @version      1.2
// @description  Adds quality change buttons below the video (144p, 240p, 360p, 480p, 720p, 1080p)
// @author       hlorand.hu
// @match        https://m.youtube.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=tampermonkey.net
// @grant        none
// @license      https://creativecommons.org/licenses/by-nc-sa/4.0/
// ==/UserScript==

(function() {
    //'use strict';

    function addbuttons(){
        document.getElementById("qualitybuttons").innerHTML = "";

        var player = document.getElementById('movie_player');

        const qualities = ["tiny","small","medium","large","hd720","hd1080"];

        qualities.forEach((quality)=>{

            let button = document.createElement('button');
            button.setAttribute("quality", quality);
            let text = "";
            switch( quality ){
                case 'tiny': text = '144p'; break;
                case 'small': text = '240p'; break;
                case 'medium': text = '360p'; break;
                case 'large': text = '480p'; break;
                case 'hd720': text = '720p'; break;
                case 'hd1080': text = '1080p'; break;
            }
            button.textContent = text;
            button.className = "qualitybutton";

            button.style.margin = "5px";
            button.style.padding = "5px";
            button.style.backgroundColor = "green";
            button.style.position = "relative";

            button.onclick = function() {
                player.setPlaybackQualityRange( this.getAttribute("quality") );

                document.querySelectorAll(".qualitybutton").forEach((btn)=>{
                    btn.style.backgroundColor = "green";
                });
                this.style.backgroundColor = "darkorange";
            };

            let div = document.querySelector('.related-chips-slot-wrapper');
            div.insertBefore(button, div.firstChild);

        }); // end qualities foreach

    } // end addbuttons

    window.addEventListener('load', function () {
        setInterval(()=>{
            if( document.getElementById("qualitybuttons") == undefined ){
                let parent = document.querySelector('.related-chips-slot-wrapper');
                let wrapper = document.createElement('div');
                wrapper.setAttribute("id","qualitybuttons");
                parent.insertBefore(wrapper, parent.firstChild);
                addbuttons();
            }
        }, 1000);
    }); // end addEventListener

})();