Modify the YouTube HTML player interface
当前为
// ==UserScript==
// @name YouTube Quick Speed Interface
// @name:en YouTube Quick Speed Interface
// @namespace https://twitter.com/CobleeH
// @version 1.05
// @description Modify the YouTube HTML player interface
// @description:en Modify the YouTube HTML player interface
// @author CobleeH
// @match https://www.youtube.com/*
// @grant none
// @license MIT
// ==/UserScript==
// @changelog Version 1.05:
// - Added MutationObserver to dynamically add speed options when the YouTube player container is added to the document.
// - Fixed a bug where duplicate speed adjustment options were created by checking for the existence of the .ytp-speed-options element before adding.
(function() {
'use strict';
// Write your script code here
// 添加倍速选项 (Add speed options)
function addSpeedOptions() {
// 检查是否已添加倍速选项 (Check if speed options are already added)
if (document.querySelector('.ytp-speed-options')) {
return;
}
var rightControls = document.querySelector('.ytp-right-controls');
var leftControls = document.querySelector('.ytp-left-controls');
if (rightControls && leftControls) {
var speedOptions = document.createElement('div');
speedOptions.classList.add('ytp-speed-options');
speedOptions.style.display = 'flex';
speedOptions.style.alignItems = 'center';
speedOptions.style.order = '2';
speedOptions.style.marginLeft = '10px';
speedOptions.style.marginRight = '25px';
var label = document.createElement('span');
label.innerText = 'Speed';
speedOptions.appendChild(label);
var speeds = [0.5, 1, 1.5, 2];
speeds.forEach(function(speed) {
var option = document.createElement('div');
option.innerText = speed + 'x';
option.classList.add('ytp-speed-option');
option.style.cursor = 'pointer';
option.style.marginLeft = '5px';
option.addEventListener('click', function() {
var player = document.querySelector('.video-stream');
if (player) {
player.playbackRate = speed;
}
highlightOption(option);
});
option.addEventListener('mouseover', function() {
option.classList.add('highlighted');
});
option.addEventListener('mouseout', function() {
if (!option.classList.contains('active')) {
option.classList.remove('highlighted');
}
});
speedOptions.appendChild(option);
// 检查当前播放速度，如果与选项匹配，则添加高亮样式 (Check current playback speed and add highlight style if it matches the option)
var player = document.querySelector('.video-stream');
if (player && player.playbackRate === speed) {
highlightOption(option);
}
});
leftControls.style.order = '1';
rightControls.style.order = '3';
document.querySelector('.ytp-chrome-controls').appendChild(speedOptions);
}
}
function highlightOption(option) {
// 移除其他选项的高亮样式 (Remove highlight style from other options)
var options = document.querySelectorAll('.ytp-speed-option');
options.forEach(function(opt) {
opt.classList.remove('active');
});
// 添加当前选项的高亮样式 (Add highlight style to the current option)
option.classList.add('active');
}
// 添加高亮样式 (Add highlight styles)
var style = document.createElement('style');
style.innerHTML = `
.ytp-speed-option {
transition: background-color 0.3s;
}
.ytp-speed-option:hover {
background-color: rgba(211, 211, 211, 0.4);
}
.ytp-speed-option.active,
.ytp-speed-option.active:hover {
background-color: rgba(211, 211, 211, 0.4);
}
`;
document.head.appendChild(style);
// 使用 MutationObserver 监听播放器容器元素的变化 (Use MutationObserver to monitor changes in the player container element)
var observer = new MutationObserver(function(mutations) {
mutations.forEach(function(mutation) {
// 检查是否有新添加的节点 (Check if there are newly added nodes)
if (mutation.addedNodes) {
Array.from(mutation.addedNodes).forEach(function(node) {
if (node.classList && node.classList.contains('html5-video-player')) {
// 播放器容器元素变化时添加倍速选项 (Add speed options when the player container element changes)
addSpeedOptions();
}
});
}
});
});
// 观察整个文档的变化 (Observe changes in the entire document)
observer.observe(document.documentElement, { childList: true, subtree: true });
// 页面完全加载后添加倍速选项 (Add speed options when the page is fully loaded)
addSpeedOptions();
})();
/*
================ Chinese Version =================
在YouTube播放器上添加倍速选项
此脚本将在YouTube HTML播放器界面中添加一个倍速控制功能，允许您使用预定义的倍速选项更改视频的播放速度。
使用说明：
- 安装脚本后，您将在播放器控制栏旁边看到一个“Speed”标签。
- 单击所需的速度选项以更改播放速度。
- 选定的速度选项将突出显示，并在视频播放时应用。
注意：
- 此脚本适用于YouTube的HTML播放器界面。
- 若要使用此脚本，将其粘贴到浏览器的开发者工具控制台或扩展程序中。
================ English Version ================
Adding Playback Speed Options to YouTube Player
This script adds a playback speed control feature to the YouTube HTML player interface, allowing you to change the video's playback speed using predefined speed options.
Instructions:
- After installing the script, you will see a "Speed" label next to the player controls.
- Click on the desired speed option to change the playback speed.
- The selected speed option will be highlighted and applied during video playback.
Note:
- This script is compatible with YouTube's HTML player interface.
- To use this script, paste it into your browser's developer tools console or extension program.
*/