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YouTube.com quality change buttons (Mobile / Desktop)

Adds quality change buttons below the video (144p, 240p, 360p, 480p, 720p, 1080p...) works on mobile (m.youtube.com) and on desktop.

目前為 2024-02-11 提交的版本，檢視 最新版本。

  1. // ==UserScript==
  2. // @name         YouTube.com quality change buttons (Mobile / Desktop)
  3. // @namespace    m-youtube-com-quality-change-buttons
  4. // @version      1.11
  5. // @description  Adds quality change buttons below the video (144p, 240p, 360p, 480p, 720p, 1080p...) works on mobile (m.youtube.com) and on desktop.
  6. // @author       hlorand.hu
  7. // @match        https://m.youtube.com/*
  8. // @match        https://youtube.com/*
  9. // @match        https://*.youtube.com/*
  10. // @icon         https://www.google.com/s2/favicons?sz=64&domain=tampermonkey.net
  11. // @grant        none
  12. // @license      https://creativecommons.org/licenses/by-nc-sa/4.0/
  13. // @run-at       document-idle
  14. // ==/UserScript==
  15.  
  16. // Screenshot: https://ibb.co/pyXQd4C
  17.  
  18. (function() {
  19.     //'use strict';
  20.  
  21.     function addbuttons(){
  22.         document.getElementById("qualitybuttons").innerHTML = "";
  23.  
  24.         var player = document.getElementById('movie_player');
  25.  
  26.         // it is neccesary to start the video, to getAvailableQualityData
  27.         player.click(); // start video
  28.         player.click(); // pause video
  29.  
  30.         const qualities = player.getAvailableQualityData();
  31.  
  32.         qualities.forEach((q)=>{
  33.  
  34.             let button = document.createElement('button');
  35.             button.setAttribute("quality", q.quality);
  36.             button.textContent = q.qualityLabel.replace("p50","p").replace("p60","p"); // remove fps from label
  37.             button.className = "qualitybutton";
  38.  
  39.             button.style.margin = "4px";
  40.             button.style.padding = "4px";
  41.             button.style.position = "relative";
  42.  
  43.             // get current quality
  44.             if( player.getPlaybackQualityLabel() == q.qualityLabel ){
  45.                 button.style.backgroundColor = "darkorange";
  46.             } else{
  47.                 button.style.backgroundColor = "green";
  48.             }
  49.  
  50.             button.onclick = function() {
  51.                 player.setPlaybackQualityRange( this.getAttribute("quality") );
  52.  
  53.                 // highlight the clicked button and desaturate the others
  54.                 document.querySelectorAll(".qualitybutton").forEach((btn)=>{
  55.                     btn.style.backgroundColor = "green";
  56.                 });
  57.                 this.style.backgroundColor = "darkorange";
  58.             };
  59.  
  60.             let target = document.getElementById('qualitybuttons');
  61.             target.insertBefore(button, target.firstChild);
  62.  
  63.         }); // end qualities foreach
  64.  
  65.     } // end addbuttons
  66.  
  67.  
  68.         // Periodically check if the buttons are visible (sometimes YouTube redraws its interface).
  69.         setInterval(()=>{
  70.  
  71.             // Creating a div that will contain buttons.
  72.             if( document.getElementById("qualitybuttons") == undefined ){
  73.  
  74.                 // placement of buttons on desktop
  75.                 let parent = document.getElementById('above-the-fold');
  76.  
  77.                 // placement of buttons on tablet
  78.                 if( !parent ){
  79.                     parent = document.querySelector('.watch-below-the-player');
  80.                 }
  81.  
  82.                 // placement of buttons on mobile
  83.                 if( !parent ){
  84.                     parent = document.querySelector('.related-chips-slot-wrapper');
  85.                 }
  86.  
  87.                 let wrapper = document.createElement('div');
  88.                 wrapper.setAttribute("id","qualitybuttons");
  89.                 parent.insertBefore(wrapper, parent.firstChild);
  90.                 addbuttons();
  91.  
  92.             }
  93.  
  94.             // Sometimes the buttons are not added, so I check and add them if necessary.
  95.             if( document.getElementById("qualitybuttons").textContent.trim() === '' ){
  96.                 addbuttons();
  97.             }
  98.         }, 1000);
  99.  
  100. })();