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Sets playback rate for video.
// ==UserScript==// @name Bilibili Auto SpeedUp// @namespace https://github.com/sffxzzp// @version 0.09// @description Sets playback rate for video.// @author sffxzzp// @match *://www.bilibili.com/*// @icon https://www.bilibili.com/favicon.ico// @grant none// ==/UserScript==(function() {// 额外的加速选项,可自定义var extraSpeeds = [2.5, 3, 4, 5];// 是否记忆速度以在其他视频自动变速var remember = true;var player = document.querySelector('#bofqi') || document.querySelector('#bilibili-player') || null;if (player) {var observer = new MutationObserver(function (recs) {for (let i=0;i<recs.length;i++) {let rec = recs[i];if (rec.target.classList.contains('bilibili-player-video-wrap')) {var menu = rec.target.querySelector('.bilibili-player-video-btn-speed-menu');var name = rec.target.querySelector('.bilibili-player-video-btn-speed-name');if (menu.children.length >= extraSpeeds.length + 6) {break;}addSpeeds(menu, name);break;}}});observer.observe(player, { childList: true, subtree: true });}function addSpeeds(menu, name) {extraSpeeds.forEach(function (speed) {var nspeed = document.createElement('li');nspeed.className = 'bilibili-player-video-btn-speed-menu-list ';nspeed.setAttribute('data-value', speed);nspeed.innerHTML = `${Math.round(speed * 100) / 100}x`;menu.insertBefore(nspeed, menu.children[0]);});for (let j=0;j<menu.children.length;j++) {menu.children[j].onclick = function () {for (let k=0;k<menu.children.length;k++) {menu.children[k].classList.remove('bilibili-player-active');}this.classList.add('bilibili-player-active');player.querySelector('video').playbackRate = this.getAttribute('data-value');localStorage.setItem('auto_speedup', this.getAttribute('data-value'));if (this.getAttribute('data-value') != 1) {name.innerHTML = this.innerHTML;}else {name.innerHTML = '倍速';}}}if (remember) {var pbrate = localStorage.getItem('auto_speedup') || 1;for (let l=0;l<menu.children.length;l++) {if (menu.children[l].getAttribute('data-value')==pbrate) {setTimeout(function () {menu.children[l].click();}, 500);break;}}}}var keydown = document.onkeydown || function () {};document.onkeydown = function () {keydown();if (event.key == '>' && event.shiftKey) {player.querySelector('video').currentTime = player.querySelector('video').currentTime + 80;}if (event.key == '<' && event.shiftKey) {player.querySelector('video').currentTime = player.querySelector('video').currentTime - 80;}if (event.key == 'N' && event.shiftKey) {var next = player.querySelector('.bilibili-player-video-btn-next') || null;if (next) {next.click();}}}})();