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// ==UserScript== // @name YouTube - Remaining Time Indicator // @name:fr YouTube - Indicateur du temps restant // @name:es YouTube - Indicador de tiempo restante // @name:de YouTube - Anzeige der verbleibenden Zeit // @name:it YouTube - Indicatore del tempo rimanente // @name:zh-CN YouTube - 剩余时间指示器 // @namespace https://gist.github.com/4lrick/cf14cf267684f06c1b7bc559ddf2b943 // @version 1.9 // @description Displays the remaining duration of a YouTube video next to the video duration, taking into account the playback rate. // @description:fr Affiche la durée restante d'une vidéo YouTube à côté de la durée de la vidéo, en tenant compte de la vitesse de lecture. // @description:es Muestra la duración restante de un video de YouTube junto a la duración del video, teniendo en cuenta la velocidad de reproducción. // @description:de Zeigt die verbleibende Dauer eines YouTube-Videos neben der Videodauer an und berücksichtigt dabei die Wiedergabegeschwindigkeit. // @description:it Mostra la durata rimanente di un video di YouTube accanto alla durata del video, tenendo conto della velocità di riproduzione. // @description:zh-CN 在视频时长旁边显示YouTube视频的剩余时长,考虑播放速度。 // @author 4lrick // @match https://www.youtube.com/* // @icon https://www.google.com/s2/favicons?sz=64&domain=youtube.com // @grant none // @license GPL-3.0-only // ==/UserScript== (function() { 'use strict'; let timeDisplay; function createTimeDisplayElement() { const timeDisplayElement = document.createElement('span'); timeDisplayElement.style.display = 'inline-block'; timeDisplayElement.style.marginLeft = '10px'; timeDisplayElement.style.color = '#ddd'; return timeDisplayElement; } function displayRemainingTime() { const videoElement = document.querySelector('video'); const isLive = document.querySelector('.ytp-time-display')?.classList.contains('ytp-live'); const timeContainer = document.querySelector('.ytp-time-contents'); if (videoElement && !isLive && timeContainer) { if (!timeDisplay) { timeDisplay = createTimeDisplayElement(); timeContainer.appendChild(timeDisplay); } const timeRemaining = (videoElement.duration - videoElement.currentTime) / videoElement.playbackRate; const hours = Math.floor(timeRemaining / 3600); const minutes = Math.floor((timeRemaining % 3600) / 60); const seconds = Math.floor(timeRemaining % 60); timeDisplay.textContent = `(${hours > 0 ? `${hours}:` : ''}${minutes.toString().padStart(2, '0')}:${seconds.toString().padStart(2, '0')})`; } else if (timeDisplay) { timeDisplay.remove(); timeDisplay = null; } requestAnimationFrame(displayRemainingTime); } function initRemainingCounter() { const timeContainer = document.querySelector('.ytp-time-contents'); if (timeContainer) { timeDisplay = createTimeDisplayElement(); timeContainer.appendChild(timeDisplay); requestAnimationFrame(displayRemainingTime); observer.disconnect(); } } function checkVideoExists() { const videoElement = document.querySelector('video'); if (videoElement) { initRemainingCounter(); } } const observer = new MutationObserver(checkVideoExists); observer.observe(document.body, { childList: true, subtree: true }); })();