Speed up YouTube ads to play in 1 second, and ensure normal speed after ads, with a toggle button that hides in fullscreen.
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// ==UserScript==
// @name YouTube Ad Speedup
// @namespace http://tampermonkey.net/
// @version 1.6
// @description Speed up YouTube ads to play in 1 second, and ensure normal speed after ads, with a toggle button that hides in fullscreen.
// @author You
// @match https://www.youtube.com/*
// @grant none
// @license MIT
// ==/UserScript==
(function() {
'use strict';
let adSpeedUpEnabled = true;
let isAdPlaying = false;
// Function to speed up video ads and reset speed after ad ends
function speedUpAds() {
if (!adSpeedUpEnabled) return;
// Check if the video is currently showing an ad
const player = document.querySelector('.ad-showing video');
if (player && !isAdPlaying) {
// Ad is playing, so speed it up
player.playbackRate = 16; // Set ad speed to 16x
isAdPlaying = true;
} else if (!player && isAdPlaying) {
// Ad has finished, so reset the playback rate to normal
resetVideoSpeed();
isAdPlaying = false;
}
}
// Reset video playback rate to normal after ad finishes
function resetVideoSpeed() {
const mainVideo = document.querySelector('video');
if (mainVideo) {
mainVideo.playbackRate = 1; // Reset to normal speed
}
}
// Toggle ad speedup
function toggleAdSpeedup() {
adSpeedUpEnabled = !adSpeedUpEnabled;
if (adSpeedUpEnabled) {
toggleButton.innerText = 'Disable Ad Speedup';
observer.observe(document, observerConfig); // Start observing for ads
} else {
toggleButton.innerText = 'Enable Ad Speedup';
observer.disconnect(); // Stop observing when ad speedup is off
resetVideoSpeed(); // Ensure the main video isn't sped up when ad speedup is disabled
}
}
// Create a toggle button
const toggleButton = document.createElement('button');
toggleButton.style.position = 'fixed';
toggleButton.style.bottom = '10px';
toggleButton.style.right = '10px';
toggleButton.style.zIndex = '9999';
toggleButton.style.padding = '10px';
toggleButton.style.backgroundColor = '#f00';
toggleButton.style.color = '#fff';
toggleButton.style.border = 'none';
toggleButton.style.borderRadius = '5px';
toggleButton.style.cursor = 'pointer';
toggleButton.innerText = 'Disable Ad Speedup';
toggleButton.addEventListener('click', toggleAdSpeedup);
document.body.appendChild(toggleButton);
// Hide the toggle button when in fullscreen mode
function handleFullscreenChange() {
if (document.fullscreenElement || document.webkitFullscreenElement || document.mozFullScreenElement || document.msFullscreenElement) {
// User is in fullscreen mode, hide the button
toggleButton.style.display = 'none';
} else {
// User is not in fullscreen mode, show the button
toggleButton.style.display = 'block';
}
}
// Add event listeners for fullscreen changes
document.addEventListener('fullscreenchange', handleFullscreenChange);
document.addEventListener('webkitfullscreenchange', handleFullscreenChange);
document.addEventListener('mozfullscreenchange', handleFullscreenChange);
document.addEventListener('MSFullscreenChange', handleFullscreenChange);
// MutationObserver to detect and apply speedup to new ads
const observerConfig = { childList: true, subtree: true };
const observer = new MutationObserver(() => {
if (adSpeedUpEnabled) {
speedUpAds();
}
});
// Observe changes in the DOM to speed up dynamic ads
observer.observe(document, observerConfig);
// Run the ad speedup function initially
speedUpAds();
})();