您需要先安装一个扩展,例如 篡改猴、Greasemonkey 或 暴力猴,之后才能安装此脚本。
您需要先安装一个扩展,例如 篡改猴 或 暴力猴,之后才能安装此脚本。
您需要先安装一个扩展,例如 篡改猴 或 暴力猴,之后才能安装此脚本。
您需要先安装一个扩展,例如 篡改猴 或 Userscripts ,之后才能安装此脚本。
您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。
您需要先安装用户脚本管理器扩展后才能安装此脚本。
此 Userscript 可以解决视频大小变形问题。请将它与其他Userstyles / Userscripts一起使用。
当前为
/* MIT License Copyright 2022 CY Fung Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ // ==UserScript== // @name YouTube Video Resize Fix // @name:ja YouTube Video Resize Fix // @name:zh-TW YouTube Video Resize Fix // @name:zh-CN YouTube Video Resize Fix // @version 0.3.9 // @description This Userscript can fix the video sizing issue. Please use it with other Userstyles / Userscripts. // @description:ja この Userscript は、動画のサイズ変更の問題を修正できます。 他のユーザースタイル・ユーザースクリプトと合わせてご利用ください。 // @description:zh-TW 此 Userscript 可以解決影片大小變形問題。 請將它與其他Userstyles / Userscripts一起使用。 // @description:zh-CN 此 Userscript 可以解决视频大小变形问题。请将它与其他Userstyles / Userscripts一起使用。 // @namespace http://tampermonkey.net/ // @author CY Fung // @license MIT License // @supportURL https://github.com/cyfung1031/userscript-supports // @run-at document-start // @match https://www.youtube.com/* // @icon https://github.com/cyfung1031/userscript-supports/raw/main/icons/youtube-video-resize-fix.png?v1 // @grant none // @unwrap // @allFrames true // @inject-into page // ==/UserScript== /* jshint esversion:8 */ ((__CONTEXT01__) => { 'use strict'; const win = this instanceof Window ? this : window; // Create a unique key for the script and check if it is already running const hkey_script = 'ahceihvpbosz'; if (win[hkey_script]) throw new Error('Duplicated Userscript Calling'); // avoid duplicated scripting win[hkey_script] = true; /** @type {globalThis.PromiseConstructor} */ const Promise = (async () => { })().constructor; // YouTube hacks Promise in WaterFox Classic and "Promise.resolve(0)" nevers resolve. const cleanContext = async (win) => { const waitFn = requestAnimationFrame; // shall have been binded to window try { let mx = 16; // MAX TRIAL const frameId = 'vanillajs-iframe-v1' let frame = document.getElementById(frameId); let removeIframeFn = null; if (!frame) { frame = document.createElement('iframe'); frame.id = frameId; const blobURL = typeof webkitCancelAnimationFrame === 'function' ? (frame.src = URL.createObjectURL(new Blob([], { type: 'text/html' }))) : null; // avoid Brave Crash frame.sandbox = 'allow-same-origin'; // script cannot be run inside iframe but API can be obtained from iframe let n = document.createElement('noscript'); // wrap into NOSCRPIT to avoid reflow (layouting) n.appendChild(frame); while (!document.documentElement && mx-- > 0) await new Promise(waitFn); // requestAnimationFrame here could get modified by YouTube engine const root = document.documentElement; root.appendChild(n); // throw error if root is null due to exceeding MAX TRIAL if (blobURL) Promise.resolve().then(() => URL.revokeObjectURL(blobURL)); removeIframeFn = (setTimeout) => { const removeIframeOnDocumentReady = (e) => { e && win.removeEventListener("DOMContentLoaded", removeIframeOnDocumentReady, false); e = n; n = win = removeIframeFn = 0; setTimeout ? setTimeout(() => e.remove(), 200) : e.remove(); } if (!setTimeout || document.readyState !== 'loading') { removeIframeOnDocumentReady(); } else { win.addEventListener("DOMContentLoaded", removeIframeOnDocumentReady, false); } } } while (!frame.contentWindow && mx-- > 0) await new Promise(waitFn); const fc = frame.contentWindow; if (!fc) throw "window is not found."; // throw error if root is null due to exceeding MAX TRIAL try { const { requestAnimationFrame, setTimeout, clearTimeout } = fc; const res = { requestAnimationFrame, setTimeout, clearTimeout }; for (let k in res) res[k] = res[k].bind(win); // necessary if (removeIframeFn) Promise.resolve(res.setTimeout).then(removeIframeFn); return res; } catch (e) { if (removeIframeFn) removeIframeFn(); return null; } } catch (e) { console.warn(e); return null; } }; cleanContext(win).then(__CONTEXT02__ => { if (!__CONTEXT02__) return null; const { ResizeObserver } = __CONTEXT01__; const { requestAnimationFrame, setTimeout, clearTimeout } = __CONTEXT02__; const elements = {}; let rid1 = 0; let rid2 = 0; /** @type {MutationObserver | null} */ let attrObserver = null; /** @type {ResizeObserver | null} */ let resizeObserver = null; let isHTMLAttrApplied = false; const core = { begin() { document.addEventListener('yt-player-updated', core.hanlder, true); document.addEventListener('ytd-navigate-finish', core.hanlder, true); }, hanlder: () => { rid1++; if (rid1 > 1e9) rid1 = 9; const tid = rid1; requestAnimationFrame(() => { if (tid !== rid1) return; core.runner(); }) }, async runner() { if (!location.href.startsWith('https://www.youtube.com/watch')) return; elements.ytdFlexy = document.querySelector('ytd-watch-flexy'); elements.video = document.querySelector('ytd-watch-flexy #movie_player video'); if (elements.ytdFlexy && elements.video) { } else return; elements.moviePlayer = elements.video.closest('#movie_player'); if (!elements.moviePlayer) return; // resize Video let { ytdFlexy } = elements; if (!ytdFlexy.ElYTL) { ytdFlexy.ElYTL = 1; ytdFlexy.calculateNormalPlayerSize_ = core.resizeFunc(ytdFlexy.calculateNormalPlayerSize_, 1); ytdFlexy.calculateCurrentPlayerSize_ = core.resizeFunc(ytdFlexy.calculateCurrentPlayerSize_, 0); } ytdFlexy = null; // when video is fetched elements.video.removeEventListener('canplay', core.triggerResizeDelayed, false); elements.video.addEventListener('canplay', core.triggerResizeDelayed, false); // when video is resized if (resizeObserver) { resizeObserver.disconnect(); resizeObserver = null; } if (typeof ResizeObserver === 'function') { resizeObserver = new ResizeObserver(core.triggerResizeDelayed); resizeObserver.observe(elements.moviePlayer); } // MutationObserver:[collapsed] @ ytd-live-chat-frame#chat if (attrObserver) { attrObserver.takeRecords(); attrObserver.disconnect(); attrObserver = null; } let chat = document.querySelector('ytd-watch-flexy ytd-live-chat-frame#chat'); if (chat) { // resize due to DOM update attrObserver = new MutationObserver(core.triggerResizeDelayed); attrObserver.observe(chat, { attributes: true, attributeFilter: ["collapsed"] }); chat = null; } // resize on idle Promise.resolve().then(core.triggerResizeDelayed); }, resizeFunc(originalFunc, kb) { return function () { rid2++; if (!isHTMLAttrApplied) { isHTMLAttrApplied = true; Promise.resolve(0).then(() => { document.documentElement.classList.add('youtube-video-resize-fix'); }).catch(console.warn); } if (document.fullscreenElement === null) { // calculateCurrentPlayerSize_ shall be always return NaN to make correct positioning of toolbars if (!kb) return { width: NaN, height: NaN }; let ret = core.calculateSize(); if (ret.height > 0 && ret.width > 0) { return ret; } } return originalFunc.apply(this, arguments); } }, calculateSize_() { const { moviePlayer, video } = elements; const rect1 = { width: video.videoWidth, height: video.videoHeight }; // native values independent of css rules if (rect1.width > 0 && rect1.height > 0) { const rect2 = moviePlayer.getBoundingClientRect(); const aspectRatio = rect1.width / rect1.height; let h2 = rect2.width / aspectRatio; let w2 = rect2.height * aspectRatio; return { rect2, h2, w2 }; } return null; }, calculateSize() { let rs = core.calculateSize_(); if (!rs) return { width: NaN, height: NaN }; const { rect2, h2, w2 } = rs; if (h2 > rect2.height) { return { width: w2, height: rect2.height }; } else { return { width: rect2.width, height: h2 }; } }, triggerResizeDelayed: () => { rid2++; if (rid2 > 1e9) rid2 = 9; const tid = rid2; requestAnimationFrame(() => { if (tid !== rid2) return; const { ytdFlexy } = elements; let r = false; const windowSize_ = (ytdFlexy || 0).windowSize_; if (windowSize_ && typeof ytdFlexy.onWindowResized_ === 'function') { try { ytdFlexy.onWindowResized_(windowSize_); r = true; } catch (e) { } } if (!r) window.dispatchEvent(new Event('resize')); }) } }; core.begin(); // YouTube Watch Page Reflect (WPR) // This script enhances the functionality of YouTube pages by reflecting changes in the page state. (async function youTubeWPR() { // A WeakSet to keep track of elements being monitored for mutations. const monitorWeakSet = new WeakSet(); /** @type {globalThis.PromiseConstructor} */ const Promise = (async () => { })().constructor; // Function to reflect the current state of the YouTube page. async function _reflect() { await Promise.resolve(); const youtubeWpr = document.documentElement.getAttribute("youtube-wpr"); let s = ''; // Check if the current page is the video watch page. if (location.pathname === '/watch') { let watch = document.querySelector("ytd-watch-flexy"); let chat = document.querySelector("ytd-live-chat-frame#chat"); if (watch) { // Determine the state of the chat and video player on the watch page and generate a state string. s += !chat ? 'h0' : (chat.hasAttribute('collapsed') || !document.querySelector('iframe#chatframe')) ? 'h1' : 'h2'; s += watch.hasAttribute('is-two-columns_') ? 's' : 'S'; s += watch.hasAttribute('fullscreen') ? 'F' : 'f'; s += watch.hasAttribute('theater') ? 'T' : 't'; } } // Update the reflected state if it has changed. if (s !== youtubeWpr) { document.documentElement.setAttribute("youtube-wpr", s); } } // Function to reflect changes in specific attributes of monitored elements. async function reflect(nodeName, attrNames, forced) { await Promise.resolve(); if (!forced) { let skip = true; for (const attrName of attrNames) { if (nodeName === 'ytd-live-chat-frame') { if (attrName === 'collapsed') skip = false; } else if (nodeName === 'ytd-watch-flexy') { if (attrName === 'is-two-columns_') skip = false; else if (attrName === 'fullscreen') skip = false; else if (attrName === 'theater') skip = false; } } if (skip) return; } // Log the mutated element and its attributes. // console.log(nodeName, attrNames); // Call _reflect() to update the reflected state. _reflect(); } // Callback function for the MutationObserver that tracks mutations in monitored elements. function callback(mutationsList) { const attrNames = new Set(); let nodeName = null; for (const mutation of mutationsList) { if (nodeName === null && mutation.target) nodeName = mutation.target.nodeName.toLowerCase(); attrNames.add(mutation.attributeName); } reflect(nodeName, attrNames, false); } // Function to start monitoring an element for mutations. function monitor(element) { if (!element) return; if (monitorWeakSet.has(element)) { return; } monitorWeakSet.add(element); const observer = new MutationObserver(callback); observer.observe(element, { attributes: true }); return 1; } let timeout = 0; // Function to monitor relevant elements and update the reflected state. let g = async (forced) => { await Promise.resolve(); let b = 0; b = b | monitor(document.querySelector("ytd-watch-flexy")); b = b | monitor(document.querySelector("ytd-live-chat-frame#chat")); if (b || forced) { _reflect(); } } // Event handler function that triggers when the page finishes navigation or page data updates. let eventHandlerFunc = async (evt) => { timeout = Date.now() + 800; g(1); if (evt.type === 'yt-navigate-finish') { // delay required when page type is changed for #chat (home -> watch). setTimeout(() => { g(1); }, 80); } } let loadState = 0; // Function to initialize the script and start monitoring the page. async function actor() { if (loadState === 0) { if (!document.documentElement.hasAttribute("youtube-wpr")) { loadState = 1; document.documentElement.setAttribute("youtube-wpr", ""); document.addEventListener("yt-navigate-finish", eventHandlerFunc, false); document.addEventListener("yt-page-data-updated", eventHandlerFunc, false); } else { loadState = -1; document.removeEventListener("yt-page-data-fetched", actor, false); return; } } if (loadState === 1) { timeout = Date.now() + 800; // Function to continuously monitor elements and update the reflected state. let pf = () => { g(0); if (Date.now() < timeout) requestAnimationFrame(pf); }; pf(); } } // Event listener that triggers when page data is fetched. document.addEventListener("yt-page-data-fetched", actor, false); })(); }); })({ ResizeObserver });
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