Automatically enforces playback speed, preferred quality, fullscreen, and mute state on many streaming sites. Works across multiple hosts and mirrors without site‑specific configuration. Inspired by Ghoste's HiAnime Auto 1080p script.
// ==UserScript==
// @name Video Player AutoConfig
// @namespace http://tampermonkey.net/
// @version 1.0.0
// @description Automatically enforces playback speed, preferred quality, fullscreen, and mute state on many streaming sites. Works across multiple hosts and mirrors without site‑specific configuration. Inspired by Ghoste's HiAnime Auto 1080p script.
// @match https://*/*
// @author AliensStoleMyAntibodies
// @icon data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMjU2IiBoZWlnaHQ9IjI1NiIgdmlld0JveD0iMCAwIDI1NiAyNTYiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PHJlY3Qgd2lkdGg9IjI1NiIgaGVpZ2h0PSIyNTYiIHJ4PSI0OCIgc3R5bGU9ImZpbGw6IzAwQUVFRiIvPjxwb2x5Z29uIHBvaW50cz0iMTA0LDgwIDE3NiwxMjggMTA0LDE3NiIgZmlsbD0iI2ZmZiIvPjx0ZXh0IHg9IjEyOCIgeT0iMjIwIiBmb250LXNpemU9IjQ4IiBmb250LWZhbWlseT0iQXJpYWwsIEhlbHZldGljYSwgc2Fucy1zZXJpZiIgZm9udC13ZWlnaHQ9ImJvbGQiIHRleHQtYW5jaG9yPSJtaWRkbGUiIGZpbGw9IiNmZmYiPkFVVE88L3RleHQ+PC9zdmc+
// @license MIT
// @grant none
// ==/UserScript==
(function () {
"use strict";
const settings = {
pauseOnFocusLoss: false,
// Set this to true if you want it to pause/unpause based on if you're looking at
// Valid Values: true, false.
autoFocus: false,
// If this is true, automatically focuses on the player once it begins playback (for keyboard shortcuts)
// Valid Values: true, false.
autoUnmute: false,
// If this is true, automatically unmutes the player if it starts muted.
// Valid Values: true, false.
autoFullscreen: false,
// Set this to true if you want the video to automatically go fullscreen. Doesn't work on Youtube.
// Valid Values: true, false.
playbackRate: 1,
// Sets the Playback Speed.
// Valid Values: 0.25, 0.5, 0.75, 1, 1.25, 1.5, 2. (higher might work)
playbackQuality: "1080",
// Sets the Video Quality.
// Valid Values: 1080, 720, 360.
};
const hooked = new WeakSet();
let fullscreenApplied = false;
document.addEventListener("yt-navigate-finish", () => {
setTimeout(() => detectPlayers(document), 500);
});
function isYouTube() {
return location.hostname.includes("youtube.com") ||
location.hostname.includes("youtu.be");
}
function hookYouTube(onPlayer) {
function tryAttach() {
if (!window.YT || !YT.Player) return;
const player = document.getElementById("movie_player");
if (!player || player.__autoHooked) return;
player.__autoHooked = true;
onPlayer(player);
// detect new videos (SPA navigation)
const original = player.loadVideoById;
if (original) {
player.loadVideoById = function () {
const result = original.apply(this, arguments);
setTimeout(() => onPlayer(player), 300);
return result;
};
}
}
const interval = setInterval(tryAttach, 500);
setTimeout(() => clearInterval(interval), 15000);
}
hookYouTube((player) => {
const adapter = createAdapter(player);
applyBehavior(adapter);
});
function createAdapter(source) {
// JW Player
if (source && typeof source.getState === "function") {
return {
play: () => source.play(),
pause: () => source.pause(),
isPlaying: () => source.getState() === "playing",
setRate: r => source.setPlaybackRate?.(r),
setMute: m => source.setMute?.(m),
fullscreen: () => source.setFullscreen?.(true),
setQuality: () => {},
onReady: fn => source.on("firstFrame", fn),
onQualityChange: fn => source.on("levels", fn),
};
}
// Video.js
if (source && source.ready && source.tech_) {
return {
play: () => source.play(),
pause: () => source.pause(),
isPlaying: () => !source.paused(),
setRate: r => source.playbackRate(r),
setMute: m => source.muted(m),
fullscreen: () => source.requestFullscreen(),
setQuality: () => {},
onReady: fn => source.ready(fn),
onQualityChange: () => {},
};
}
// Plyr
if (source && source.play && source.fullscreen && source.elements) {
return {
play: () => source.play(),
pause: () => source.pause(),
isPlaying: () => source.playing,
setRate: r => source.speed = r,
setMute: m => source.muted = m,
fullscreen: () => source.fullscreen.enter(),
setQuality: q => source.quality = parseInt(q),
onReady: fn => source.on("ready", fn),
onQualityChange: fn => source.on("qualitychange", fn),
};
}
// Native video
if (source instanceof HTMLVideoElement) {
// Prevent conflict with YouTube
if (source.closest("#movie_player"))
return null;
return {
play: () => source.play().catch(()=>{}),
pause: () => source.pause(),
isPlaying: () => !source.paused,
setRate: r => source.playbackRate = r,
setMute: m => source.muted = m,
fullscreen: () => source.requestFullscreen?.(),
setQuality: () => {},
onReady: fn => {
if (source.readyState >= 2) fn();
else source.addEventListener("playing", fn, {once:true});
},
onQualityChange: () => {},
};
}
// YouTube
if (source && source.getPlayerState && source.setPlaybackRate) {
return {
play: () => source.playVideo(),
pause: () => source.pauseVideo(),
isPlaying: () => source.getPlayerState() === 1,
setRate: r => {
try { source.setPlaybackRate(r); } catch {}
},
setMute: m => {
if (m) source.mute();
else source.unMute();
},
fullscreen: () => {
const player = document.querySelector(".html5-video-player");
if (!player?.classList.contains("ytp-fullscreen")) {
document
.querySelector(".ytp-fullscreen-button")
?.click();
}
},
setQuality: q => {
try {
const levels = source.getAvailableQualityLevels();
const match = levels.find(l => l.includes(q));
if (match)
source.setPlaybackQualityRange(match, match);
} catch {}
},
onReady: fn => {
const check = () => {
const state = source.getPlayerState?.();
if (state !== -1) fn();
else setTimeout(check, 500);
};
check();
},
onQualityChange: () => {},
};
}
return null;
}
function applyBehavior(adapter) {
adapter.onReady(() => {
adapter.setRate(settings.playbackRate);
if (settings.autoUnmute)
adapter.setMute(false);
if (settings.autoFullscreen && !fullscreenApplied && !isYouTube()) {
const enterFS = () => {
if (fullscreenApplied) return;
fullscreenApplied = true;
setTimeout(() => {
if (!document.fullscreenElement)
adapter.fullscreen();
}, 150);
};
adapter.onReady(() => {
enterFS();
});
}
adapter.setQuality(settings.playbackQuality);
});
adapter.onQualityChange(() => {
adapter.setQuality(settings.playbackQuality);
});
if (settings.pauseOnFocusLoss) {
let wasPlaying = false;
document.addEventListener("visibilitychange", () => {
if (document.visibilityState === "hidden") {
wasPlaying = adapter.isPlaying();
adapter.pause();
} else if (wasPlaying) {
adapter.play();
}
});
}
}
function tryHook(source) {
if (!source || hooked.has(source))
return;
const adapter = createAdapter(source);
if (!adapter)
return;
hooked.add(source);
console.log("Video AutoConfig hooked", source);
applyBehavior(adapter);
}
function detectPlayers(node) {
if (!node)
return;
// Native video
if (node.tagName === "VIDEO")
tryHook(node);
// scan subtree
node.querySelectorAll?.("video").forEach(v => tryHook(v));
// JW Player
if (window.jwplayer) {
try {
const players = jwplayer.getPlayers?.() || [jwplayer()];
players.forEach(p => tryHook(p));
} catch {}
}
// Video.js
if (window.videojs?.players) {
Object.values(videojs.players).forEach(p => tryHook(p));
}
// Plyr
document.querySelectorAll(".plyr").forEach(el => {
if (el.plyr)
tryHook(el.plyr);
});
// YouTube player
const yt = document.getElementById("movie_player");
if (yt) tryHook(yt);
}
const observer = new MutationObserver(mutations => {
mutations.forEach(m => {
m.addedNodes.forEach(node => detectPlayers(node));
});
});
observer.observe(document.documentElement, {
childList: true,
subtree: true,
});
// initial scan
detectPlayers(document);
})();