按z键设置开始时间，按x键设置结束时间，按v键退出A-B复读
// ==UserScript==
// @name B站哔哩哔哩YouTube A-B复读/YouTube B站复读机
// @namespace http://tampermonkey.net/
// @version 0.5
// @description 按z键设置开始时间，按x键设置结束时间，按v键退出A-B复读
// @author MCOMEBACK
// @match https://www.youtube.com/*
// @match https://www.bilibili.com/*
// @grant none
// @icon https://www.google.com/s2/favicons?sz=64&domain=youtube.com
// @license MPL-2.0
// ==/UserScript==
(function() {
'use strict';
let startTime = 0;
let endTime = 0;
let midTime = 0;
let isRecording_start = false;
let isRecording_end = false;
let replayTimeout;
let isPaused = false;
let isTyping = false;
let interval=0
let index=0
const player = document.querySelector('video');
var isRunning = false;
var intervalId;
document.addEventListener('keydown', function(event) {
if (event.target.tagName === 'INPUT' || event.target.tagName === 'TEXTAREA') {
isTyping = true;
return;
}
if (isTyping) {
isTyping = false;
}
if (event.key === 'z' && !isRecording_start ) {
startTime = player.currentTime;
showMessage('起始时间: ' + startTime);
isRecording_start = true;
//showMessage('isRunning '+isPaused);
}else if (event.key === 'x' && isRecording_start ) {
if(isPaused){
showMessage('播放视频后再设置结束时间点 ');
}else{
endTime = player.currentTime;
const duration = endTime - startTime;
if(duration>0.01){ //判断间隔，如果间隔太小则不起作用
isRecording_end= true;
showMessage('结束时间: ' + endTime);
player.pause();
player.currentTime = startTime;
//showMessage('正在复读');
player.play();
startFunction();
}else{
showMessage('时间过短');
}
}
} else if (event.key === 'v') {
isPaused = false;
const player = document.querySelector('video');
player.play();
isRecording_start = false;
isRecording_end = false;
showMessage('结束A-B复读');
stopFunction();
}
});
document.querySelector('video').addEventListener('pause', function() {
isPaused = true;
//showMessage('暂停 ');
});
document.querySelector('video').addEventListener('play', function() {
isPaused = false;
//showMessage('播放 ');
});
function startFunction() {
if (!isRunning) {
const duration = endTime - startTime;
intervalId = setInterval(function() {
//player.pause();
//player.currentTime = startTime;
//player.play();
midTime= startTime;
if(isPaused){//实现复读暂停
//showMessage('isPaused ');
midTime = player.currentTime;
index=1
}else{
player.pause();
if(index){
player.currentTime = midTime;
index=0
}else{
player.currentTime = startTime;
}
player.play();
showMessage('正在复读');
}
}, duration * 1000);
isRunning = true;
//console.log('函数已开始执行。');
}
}
function stopFunction() {
if (isRunning) {
clearInterval(intervalId);
isRunning = false;
//console.log('函数已停止执行。');
}
}
function showMessage(message) {
const infoBox = document.createElement('div');
infoBox.textContent = message;
infoBox.style.position = 'fixed';
infoBox.style.top = '10px';
infoBox.style.left = '10px';
infoBox.style.padding = '10px';
infoBox.style.background = '#fff';
infoBox.style.border = '1px solid #333';
infoBox.style.zIndex = '9999';
document.body.appendChild(infoBox);
setTimeout(function() {
infoBox.remove();
}, 3000);
}
})();