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Уменьшите непрозрачность видео и изображений.
Устаревшая версия за
// ==UserScript==
// @name Youtube: Hide Video
// @name:zh-TW Youtube 隱藏影片
// @name:zh-CN Youtube 隐藏视频
// @name:ja Youtube ビデオを隠す
// @name:ko Youtube 비디오 숨기기
// @name:ru Youtube Скрыть видео
// @version 1.0.6
// @description Make the video and images opacity lower.
// @description:zh-TW 使影片較為透明。
// @description:zh-CN 使视频较为透明。
// @description:ja ビデオと画像の不透明度を低くします。
// @description:ko 비디오 및 이미지의 불투명도를 낮추십시오.
// @description:ru Уменьшите непрозрачность видео и изображений.
// @author Hayao-Gai
// @namespace https://github.com/HayaoGai
// @icon https://upload.wikimedia.org/wikipedia/commons/4/4c/YouTube_icon.png
// @match https://www.youtube.com/*
// @grant GM_getValue
// @grant GM_setValue
// ==/UserScript==
/* jshint esversion: 6 */
(function() {
'use strict';
// icons made by https://www.flaticon.com/authors/pixel-perfect
const on1 = `<svg width="35" height="35" viewBox="0 -107 512 512"><path d="m0 149.332031c0 82.347657 67.007812 149.335938 149.332031 149.335938h213.335938c82.324219 0 149.332031-66.988281 149.332031-149.335938 0-82.34375-67.007812-149.332031-149.332031-149.332031h-213.335938c-82.324219 0-149.332031 66.988281-149.332031 149.332031zm277.332031 0c0-47.058593 38.273438-85.332031 85.335938-85.332031 47.058593 0 85.332031 38.273438 85.332031 85.332031 0 47.0625-38.273438 85.335938-85.332031 85.335938-47.0625 0-85.335938-38.273438-85.335938-85.335938zm0 0"/></svg>`;
const on2 = `<svg width="35" height="35" viewBox="0 -107 512 512"><path d="m362.667969 298.667969h-213.335938c-82.34375 0-149.332031-67.007813-149.332031-149.335938 0-82.324219 66.988281-149.332031 149.332031-149.332031h213.335938c82.34375 0 149.332031 67.007812 149.332031 149.332031 0 82.328125-66.988281 149.335938-149.332031 149.335938zm-213.335938-266.667969c-64.703125 0-117.332031 52.652344-117.332031 117.332031 0 64.683594 52.628906 117.335938 117.332031 117.335938h213.335938c64.703125 0 117.332031-52.652344 117.332031-117.335938 0-64.679687-52.628906-117.332031-117.332031-117.332031zm0 0"/><path d="m362.667969 234.667969c-47.0625 0-85.335938-38.273438-85.335938-85.335938 0-47.058593 38.273438-85.332031 85.335938-85.332031 47.058593 0 85.332031 38.273438 85.332031 85.332031 0 47.0625-38.273438 85.335938-85.332031 85.335938zm0-138.667969c-29.398438 0-53.335938 23.914062-53.335938 53.332031 0 29.421875 23.9375 53.335938 53.335938 53.335938 29.394531 0 53.332031-23.914063 53.332031-53.335938 0-29.417969-23.9375-53.332031-53.332031-53.332031zm0 0"/></svg>`;
const off1 = `<svg width="35" height="35" viewBox="0 -107 512 512"><path d="m362.667969 298.667969h-213.335938c-82.34375 0-149.332031-67.007813-149.332031-149.335938 0-82.324219 66.988281-149.332031 149.332031-149.332031h213.335938c82.34375 0 149.332031 67.007812 149.332031 149.332031 0 82.328125-66.988281 149.335938-149.332031 149.335938zm-213.335938-266.667969c-64.703125 0-117.332031 52.652344-117.332031 117.332031 0 64.683594 52.628906 117.335938 117.332031 117.335938h213.335938c64.703125 0 117.332031-52.652344 117.332031-117.335938 0-64.679687-52.628906-117.332031-117.332031-117.332031zm0 0"/><path d="m149.332031 234.667969c-47.058593 0-85.332031-38.273438-85.332031-85.335938 0-47.058593 38.273438-85.332031 85.332031-85.332031 47.0625 0 85.335938 38.273438 85.335938 85.332031 0 47.0625-38.273438 85.335938-85.335938 85.335938zm0-138.667969c-29.394531 0-53.332031 23.914062-53.332031 53.332031 0 29.421875 23.9375 53.335938 53.332031 53.335938 29.398438 0 53.335938-23.914063 53.335938-53.335938 0-29.417969-23.9375-53.332031-53.335938-53.332031zm0 0"/></svg>`;
const off2 = `<svg width="35" height="35" viewBox="0 -107 512 512"><path d="m362.667969 0h-213.335938c-82.324219 0-149.332031 66.988281-149.332031 149.332031 0 82.347657 67.007812 149.335938 149.332031 149.335938h213.335938c82.324219 0 149.332031-66.988281 149.332031-149.335938 0-82.34375-67.007812-149.332031-149.332031-149.332031zm-213.335938 234.667969c-47.058593 0-85.332031-38.273438-85.332031-85.335938 0-47.058593 38.273438-85.332031 85.332031-85.332031 47.0625 0 85.335938 38.273438 85.335938 85.332031 0 47.0625-38.273438 85.335938-85.335938 85.335938zm0 0"/></svg>`;
const textStyle = `
.switch {
cursor: pointer;
position: absolute;
left: 190px;
top: 8px;
}
.switch[dark="true"] {
position: absolute;
left: 190px;
top: 8px;
fill: white;
}
.hide-set {
transition: opacity 0.3s;
opacity: 0.1;
}`;
const targets = [
"img",
"video",
"#background",
".ytp-videowall-still-image"
];
let updating = false;
let href = document.location.href;
css();
observation();
keyListener();
init(10);
window.addEventListener("scroll", update, true);
function init(times) {
for (let i = 0; i < times; i++) {
// switch.
setTimeout(addButton, 500 * i);
// hide targets.
for (const target of targets) {
setTimeout(() => hideTarget(`${target}:not(.hide-set)`), 500 * i);
}
}
// show targets.
showTarget();
}
function addButton() {
// check exist
if (!!document.querySelector(".switch")) return;
// get parent.
const logoPanel = document.querySelector("ytd-topbar-logo-renderer#logo");
if (!logoPanel) return;
// add button.
const button = document.createElement("span");
button.classList.add("switch");
button.innerHTML = switchSVG();
button.addEventListener("click", onClick);
logoPanel.parentNode.insertBefore(button, logoPanel.nextSibling);
// add "dark" attribute.
const attDark = document.createAttribute("dark");
attDark.value = isDark();
button.setAttributeNode(attDark);
}
function isDark() {
return !!document.querySelector("html").getAttribute("dark");
}
function switchSVG() {
const on = (!isDark() && !window.location.href.includes("watch?v=")) ? on1 : on2;
const off = (!isDark() && !window.location.href.includes("watch?v=")) ? off1 : off2;
return getToggle() ? on : off;
}
function onClick() {
GM_setValue("switch", !getToggle());
this.innerHTML = switchSVG();
init(3);
}
function hideTarget(target) {
// check toggle.
if (!getToggle()) return;
// hide target.
document.querySelectorAll(target).forEach(t => {
t.classList.add("hide-set");
});
}
function getToggle() {
return GM_getValue("switch", true);
}
function keyListener() {
document.addEventListener("keydown", pressKey);
}
function pressKey(event) {
if (event.keyCode === 72) {
const button = document.querySelector(".switch");
if (!button) return;
GM_setValue("switch", !getToggle());
button.innerHTML = switchSVG();
init(3);
}
}
function showTarget() {
// check toggle.
if (getToggle()) return;
// show targets.
document.querySelectorAll(".hide-set").forEach(target => {
target.classList.remove("hide-set");
});
}
function update() {
if (updating) return;
updating = true;
init(3);
setTimeout(() => { updating = false; }, 1000);
}
function css() {
const style = document.createElement("style");
style.type = "text/css";
style.innerHTML = textStyle;
document.head.appendChild(style);
}
function observation() {
const observer = new MutationObserver(mutations => {
mutations.forEach(() => {
if (href != document.location.href) {
href = document.location.href;
init(10);
}
});
});
const target = document.querySelector("body");
const config = { childList: true, subtree: true };
observer.observe(target, config);
}
})();