Disable YouTube HDR

Allows HDR to be disabled in video settings

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

You will need to install an extension such as Tampermonkey to install this script.

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name         Disable YouTube HDR
// @namespace    socuul.disable_youtube_hdr
// @version      1.0.0
// @description  Allows HDR to be disabled in video settings
// @author       SoCuul
// @license      MIT
// @match        https://www.youtube.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=youtube.com
// @grant        GM_addStyle
// ==/UserScript==

const hdrToggleClass = '.disable-hdr-toggle'
const customToggleHTML = `
<div class="ytp-menuitem disable-hdr-toggle" role="menuitemcheckbox" aria-checked="false" tabindex="0">
    <div class="ytp-menuitem-icon">
        <svg width="24" height="24" viewBox="0 0 0.72 0.72" xmlns="http://www.w3.org/2000/svg">
            <path d="M0.563 0.105A0.098 0.098 0 0 1 0.66 0.202v0.315a0.098 0.098 0 0 1 -0.098 0.098H0.158A0.098 0.098 0 0 1 0.06 0.518V0.203A0.098 0.098 0 0 1 0.158 0.105zM0.251 0.27a0.019 0.019 0 0 0 -0.019 0.016l0 0.003v0.053H0.188v-0.052l0 -0.003a0.019 0.019 0 0 0 -0.037 0l0 0.003v0.143l0 0.003a0.019 0.019 0 0 0 0.037 0l0 -0.003v-0.052h0.044l0 0.052 0 0.003a0.019 0.019 0 0 0 0.037 0l0 -0.003V0.289l0 -0.003a0.019 0.019 0 0 0 -0.019 -0.016m0.265 0.001H0.469l-0.003 0a0.019 0.019 0 0 0 -0.016 0.016l0 0.003 0 0.142 0 0.003 0.001 0.003c0.005 0.017 0.033 0.017 0.036 -0.003l0 -0.003 0 -0.053H0.51l0.024 0.06 0.001 0.003a0.019 0.019 0 0 0 0.034 -0.014l-0.001 -0.003 -0.022 -0.055a0.054 0.054 0 0 0 -0.026 -0.099zm-0.175 0h-0.022l-0.003 0a0.019 0.019 0 0 0 -0.016 0.015L0.3 0.289v0.142l0 0.003c0.001 0.008 0.007 0.014 0.015 0.016l0.003 0h0.022l0.005 0a0.079 0.079 0 0 0 0.074 -0.074l0 -0.005v-0.022l0 -0.005a0.079 0.079 0 0 0 -0.074 -0.074zm0 0.037c0.021 0 0.039 0.016 0.041 0.037l0 0.004v0.022l0 0.004a0.041 0.041 0 0 1 -0.037 0.037l-0.004 0 -0.004 0v-0.105zm0.146 0h0.028l0.003 0a0.017 0.017 0 0 1 0 0.033l-0.003 0h-0.028z" fill="#ffffff"></path>
        </svg>
    </div>
    <div class="ytp-menuitem-label">Disable HDR</div>
    <div class="ytp-menuitem-content">
        <div class="ytp-menuitem-toggle-checkbox"></div>
    </div>
</div>
`;
const hdrBadgeCSS = `
.hdr-enabled::after {
    width: 24px !important;
    background-image: url(data:image/svg+xml;base64,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) !important;
}
.hdr-disabled::after {
    width: 25px !important;
    background-image: url(data:image/svg+xml;base64,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) !important;
}
.hdr-enabled-fullscreen::after {
    content: "HDR ON" !important;
}
.hdr-disabled-fullscreen::after {
    content: "HDR OFF" !important;
}
`

function onClassChange(node, callback) {
    // credit: https://www.seanmcp.com/articles/listen-for-class-change-in-javascript/
    let lastClassString = node.classList.toString();

    const mutationObserver = new MutationObserver((mutationList) => {
        for (const item of mutationList) {
            if (item.attributeName === "class") {
                const classString = node.classList.toString()
                if (classString !== lastClassString) {
                    callback(mutationObserver)
                    lastClassString = classString
                    break
                }
            }
        }
    });

    mutationObserver.observe(node, { attributes: true })

    return mutationObserver
}

function isHDR () {
    return Array
        .from(document.querySelectorAll('.ytp-menu-label-secondary'))
        ?.some(el => el.innerText.toLowerCase().includes('hdr'))
}

function handleToggleClick (e) {
    const toggleEl = document.querySelector('.disable-hdr-toggle')
    if (!toggleEl) return

    // Update toggle state
    const newState = toggleEl.getAttribute('aria-checked') === "true" ? false : true
    toggleEl.setAttribute('aria-checked', newState)

    // Set player brightness
    const playerEl = document.querySelector('ytd-player')
    if (playerEl) {
        playerEl.style = newState ? 'filter: brightness(0.9999999);' : ''
    }
}

(function() {

    GM_addStyle(hdrBadgeCSS)

    const observerOptions = { subtree: true, childList: true }
    const mObserver = new MutationObserver(function() {

        const settingsMenuEl = document.querySelector('.ytp-popup.ytp-settings-menu')
        const menuItemsParentEl = document.querySelector('.ytp-panel-menu')

        // Attribute changes when settings menu opened
        //const beingOpened = settingsMenuEl?.getAttribute('aria-hidden') === "true"
        if (!menuItemsParentEl || !menuItemsParentEl.children.length) return

        // Only show toggle when HDR available
        if (!isHDR()) {
            document.querySelector(hdrToggleClass)?.remove()
            return
        }

        // Check if disable HDR toggle was already added
        if (document.querySelector(hdrToggleClass)) return

        // Place custom toggle at the bottom of video settings menu
        menuItemsParentEl.lastElementChild.insertAdjacentHTML('afterend', customToggleHTML)

        const toggleEl = document.querySelector(hdrToggleClass)
        toggleEl.addEventListener('click', handleToggleClick)

    })

    mObserver.observe(document, observerOptions)

})();