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任意浏览器视频倍速播放，按键调速。
// ==UserScript==
// @name 任意视频倍速播放
// @namespace http://tampermonkey.net/
// @version 0.5.3
// @description 任意浏览器视频倍速播放，按键调速。
// @author shandianchengzi
// @include *
// @icon 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
// @license GPL3
// @grant GM_registerMenuCommand
// @grant GM_getValue
// @grant GM_setValue
// ==/UserScript==
// 默认按键配置
const DEFAULT_KEYS = {
speedUp: 'w',
speedDown: 's',
forward: 'ArrowRight',
backward: 'ArrowLeft',
volumeUp: 'ArrowUp',
volumeDown: 'ArrowDown',
normalSpeed: '1',
doubleSpeed: '2',
tripleSpeed: '3',
quadrupleSpeed: '4',
speedList: {
normalSpeed: 1.0,
doubleSpeed: 2.0,
tripleSpeed: 3.0,
quadrupleSpeed: 4.0
}
};
const JS_name = "VIDEOSPEED_keys";
// 获取配置
function getConfig() {
const savedKeys = GM_getValue(JS_name);
return savedKeys ? {...DEFAULT_KEYS, ...savedKeys} : DEFAULT_KEYS;
}
// 轻提醒
function Toast(msg, duration) {
duration = isNaN(duration) ? 3000 : duration;
var m = document.createElement('div');
m.innerHTML = msg;
m.style.cssText = "font-family:siyuan;max-width:60%;min-width: 150px;padding:0 14px;height: 40px;color: rgb(255, 255, 255);line-height: 40px;text-align: center;border-radius: 4px;position: fixed;top: 50%;left: 50%;transform: translate(-50%, -50%);z-index: 999999;background: rgba(0, 0, 0,.7);font-size: 16px;";
document.body.appendChild(m);
setTimeout(function() {
var d = 0.5;
m.style.webkitTransition = '-webkit-transform ' + d + 's ease-in, opacity ' + d + 's ease-in';
m.style.opacity = '0';
setTimeout(function() {
document.body.removeChild(m)
}, d * 1000);
}, duration);
}
// 配置快捷键
function configureShortcuts() {
const keys = getConfig();
const configWindow = document.createElement('div');
configWindow.style.position = 'fixed';
configWindow.style.top = '50%';
configWindow.style.left = '50%';
configWindow.style.transform = 'translate(-50%, -50%)';
configWindow.style.backgroundColor = '#fff';
configWindow.style.padding = '20px';
configWindow.style.border = '1px solid #ddd';
configWindow.style.borderRadius = '8px';
configWindow.style.boxShadow = '0 6px 12px rgba(0, 0, 0, 0.3)';
configWindow.style.zIndex = '10000';
configWindow.style.width = '500px';
configWindow.style.maxHeight = '80vh';
configWindow.style.overflowY = 'auto';
configWindow.style.fontFamily = 'Arial, sans-serif';
// 创建表单内容
let formHTML = `
<h3 style="margin-top: 0; font-size: 18px; color: #333; border-bottom: 1px solid #eee; padding-bottom: 10px;">
配置快捷键
</h3>
<div style="display: grid; grid-template-columns: 1fr 1fr; gap: 10px;">
`;
// 添加快捷键输入字段
const keyLabels = {
speedUp: '加速键 (默认: w)',
speedDown: '减速键 (默认: s)',
forward: '前进5秒键 (默认: →)',
backward: '后退5秒键 (默认: ←)',
volumeUp: '增加音量键 (默认: ↑)',
volumeDown: '降低音量键 (默认: ↓)'
};
const speedLabels = {
normalSpeed: '倍速键 (默认: 1)',
doubleSpeed: '倍速键 (默认: 2)',
tripleSpeed: '倍速键 (默认: 3)',
quadrupleSpeed: '倍速键 (默认: 4)'
};
for (const [key, label] of Object.entries(keyLabels)) {
formHTML += `
<label style="font-size: 14px; display: block; margin-bottom: 5px;">
${label}
<input type="text" id="${key}" value="${keys[key] || ''}"
style="width: 100%; padding: 5px; margin-top: 2px; border: 1px solid #ccc; border-radius: 4px;">
</label>
`;
}
for (const [key, label] of Object.entries(speedLabels)) {
formHTML += `
<label style="font-size: 14px; display: block; margin-bottom: 5px;">
<input type="text" id="${key}_value" value="${keys['speedList'][key] || ''}" style="width: 10%; padding: 5px; margin-top: 2px; border: 1px solid #ccc; border-radius: 4px;">
${label}
<input type="text" id="${key}" value="${keys[key] || ''}"
style="width: 100%; padding: 5px; margin-top: 2px; border: 1px solid #ccc; border-radius: 4px;">
</label>
`;
}
formHTML += `
</div>
<p>倍速调节范围：0.1~16<br>具体的键位与名称的对应关系可以查询：https://developer.mozilla.org/zh-CN/docs/Web/API/KeyboardEvent/code</p>
<div style="text-align: right; margin-top: 20px; border-top: 1px solid #eee; padding-top: 15px;">
<button id="saveShortcuts" style="padding: 8px 16px; margin-right: 10px; background-color: #4CAF50;
color: white; border: none; border-radius: 4px; cursor: pointer;">保存</button>
<button id="cancelShortcuts" style="padding: 8px 16px; background-color: #f44336;
color: white; border: none; border-radius: 4px; cursor: pointer;">取消</button>
</div>
`;
configWindow.innerHTML = formHTML;
document.body.appendChild(configWindow);
// 添加事件监听器
document.getElementById('saveShortcuts').addEventListener('click', () => {
const newKeys = {...keys};
const newSpeedList = {...keys.speedList};
// 更新普通按键
for (const key of Object.keys(keyLabels)) {
newKeys[key] = document.getElementById(key).value.trim() || DEFAULT_KEYS[key];
}
// 更新速度按键和对应的速度值
for (const key of Object.keys(speedLabels)) {
newKeys[key] = document.getElementById(key).value.trim() || DEFAULT_KEYS[key];
const speedValue = parseFloat(document.getElementById(`${key}_value`).value);
newSpeedList[key] = isNaN(speedValue) ? DEFAULT_KEYS.speedList[key] : speedValue;
}
newKeys.speedList = newSpeedList;
GM_setValue(JS_name, newKeys);
document.body.removeChild(configWindow);
Toast('快捷键配置已保存，刷新页面后生效', 2000);
});
document.getElementById('cancelShortcuts').addEventListener('click', () => {
document.body.removeChild(configWindow);
});
// 添加ESC键关闭功能
const closeOnEsc = (e) => {
if (e.key === 'Escape') {
document.body.removeChild(configWindow);
document.removeEventListener('keydown', closeOnEsc);
}
};
document.addEventListener('keydown', closeOnEsc);
}
// 显示当前配置
function showCurrentConfig() {
const keys = getConfig();
const configText = `
当前快捷键配置:
加速: ${keys.speedUp}
减速: ${keys.speedDown}
前进5秒: ${keys.forward}
后退5秒: ${keys.backward}
增加音量: ${keys.volumeUp}
降低音量: ${keys.volumeDown}
${keys.speedList.normalSpeed}倍速: ${keys.normalSpeed}
${keys.speedList.doubleSpeed}倍速: ${keys.doubleSpeed}
${keys.speedList.tripleSpeed}倍速: ${keys.tripleSpeed}
${keys.speedList.quadrupleSpeed}倍速: ${keys.quadrupleSpeed}
`.trim();
alert(configText);
}
// 重置为默认配置
function resetToDefault() {
if (confirm('确定要重置为默认快捷键配置吗？')) {
GM_setValue(JS_name, DEFAULT_KEYS);
Toast('已重置为默认配置，刷新页面后生效', 2000);
}
}
async function mainFunc(){
const keys = getConfig();
document.body.onkeydown = function(ev) {
var e = ev || event;
// 避免短时间重复触发同一按键
this.lastKey = this.lastKey || '';
this.lastTime = this.lastTime || 0;
if(this.lastKey === e.key) {
if((new Date()).getTime() - this.lastTime < 100) {
return;
}
}
this.lastKey = e.key;
this.lastTime = (new Date()).getTime();
let video = document.getElementsByTagName('video')[0];
if(video){
switch(e.key){
case keys.speedUp: // 加速
video.playbackRate += 0.25;
Toast(video.playbackRate.toFixed(2), 100);
break;
case keys.speedDown: // 减速
video.playbackRate -= 0.25;
Toast(video.playbackRate.toFixed(2), 100);
break;
case keys.forward: // 前进5秒
video.currentTime += 5;
break;
case keys.backward: // 后退5秒
video.currentTime -= 5;
break;
case keys.volumeUp: // 增加音量
video.volume = Math.min(video.volume + 0.1, 1);
Toast(video.volume.toFixed(1), 100);
break;
case keys.volumeDown: // 降低音量
video.volume = Math.max(video.volume - 0.1, 0);
Toast(video.volume.toFixed(1), 100);
break;
case keys.normalSpeed: // 正常速度
video.playbackRate = keys.speedList.normalSpeed;
Toast(video.playbackRate.toFixed(1), 100);
break;
case keys.doubleSpeed: // 2倍速
video.playbackRate = keys.speedList.doubleSpeed;
Toast(video.playbackRate.toFixed(1), 100);
break;
case keys.tripleSpeed: // 3倍速
video.playbackRate = keys.speedList.tripleSpeed;
Toast(video.playbackRate.toFixed(1), 100);
break;
case keys.quadrupleSpeed: // 4倍速
video.playbackRate = keys.speedList.quadrupleSpeed;
Toast(video.playbackRate.toFixed(1), 100);
break;
default:
return;
}
}
}
}
// 注册菜单命令
GM_registerMenuCommand('配置快捷键', configureShortcuts);
GM_registerMenuCommand('查看当前配置', showCurrentConfig);
GM_registerMenuCommand('重置为默认配置', resetToDefault);
(function() {
'use strict';
window.onhashchange=mainFunc;
mainFunc();
// 这个代码不管用，会导致所有的都运行不了。建议编辑脚本，设置-通用-仅在顶层页面（框架）运行-是
// if(window.top === window.self){
// }
})();