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YouTube Preview Unmute

This script automatically unmutes the video previews on the YouTube homepage when you hover over them.

目前为 2025-03-30 提交的版本。查看 最新版本。

  1. // ==UserScript==
  2. // @name                YouTube Preview Unmute
  3. // @icon                https://www.youtube.com/img/favicon_48.png
  4. // @author              ElectroKnight22
  5. // @namespace           electroknight22_youtube_preview_unmute_namespace
  6. // @version             1.0.2
  7. // @match               *://*.youtube.com/*
  8. // @match               *://www.youtube-nocookie.com/*
  9. // @license             MIT
  10. // @description         This script automatically unmutes the video previews on the YouTube homepage when you hover over them.
  11. // ==/UserScript==
  12.  
  13. /*jshint esversion: 11 */
  14.  
  15. (function () {
  16.     "use strict";
  17.  
  18.     let pageType = '';
  19.  
  20.     function unmuteVideo(event) {
  21.         if (pageType !== 'browse') return;
  22.         try {
  23.             const ytVolumeSetting = localStorage.getItem('yt-player-volume');
  24.             let muted = false;
  25.             try {
  26.                 muted = JSON.parse(JSON.parse(ytVolumeSetting)?.data)?.muted == true;
  27.             } catch {
  28.                 console.warn('Volume setting not found in localStorage.');
  29.             }
  30.  
  31.             if (!muted && event.target.id === 'inline-player') {
  32.                 event.target?.player_?.unMute();
  33.             }
  34.         } catch (error) {
  35.             console.error ("Failed to unmute video due to this error. Error: " + error);
  36.         }
  37.     }
  38.  
  39.     window.addEventListener('yt-page-data-fetched', (event) => {
  40.         pageType = event.detail?.pageData?.page;
  41.     }, true);
  42.     window.addEventListener('yt-player-updated', (event) => {
  43.         unmuteVideo(event);
  44.     }, true);
  45. })();