【伟哥自用】CB站 一键截图
// ==UserScript==
// @name 【伟哥自用】CB站 一键截图
// @description Chaturbate 按 S 键一键截图，并保存成 PNG 格式
// @version 0.1.7.2
// @author 移植自KazurinのB站一键截图
// @license MIT
// @namespace CB@https://bbs.tampermonkey.net.cn
// @match https://chaturbate.com/lihengdao/
// @match https://chaturbate.com/*
// @icon https://www.google.com/s2/favicons?sz=64&domain=chaturbate.com
// @grant none
// ==/UserScript==
// Chaturbate 伟哥のCB站一键截图 (按S键前,应当手动切换至1080p最高清晰度)
// 移植自: KazurinのB站一键截图 https://greasyfork.org/zh-CN/scripts/414896-bilibili-一键截图/code
'use strict';
var video, canvas, ctx, link;
function lazyInitialize() {
if(!canvas) {
/* video = document.querySelector('#bilibili-player video') || document.querySelector('.bilibili-player-video video');*/
video = document.querySelector('#vjs_video_3_html5_api') || document.querySelector('video');// chaturbate
canvas = document.createElement('canvas');
ctx = canvas.getContext('2d');
link = document.createElement('a');
link.style.display = 'none';
document.body.appendChild(link);
}
}
function getVideoCurrentTime(video) {
return Date.now()
}
function getPerformerName(){
const href = document.URL
const segments = new URL(href).pathname.split('/');
const last = segments.pop() || segments.pop(); // Handle potential trailing slash
return last || '' // lihengdao
}
function startDownload(uri) {
link.href = uri;
link.download = getPerformerName() + '@' + getVideoCurrentTime(video) + '.png';
link.click();
}
function onError(error) {
console.error('截图失败');
console.error(error);
window.alert('截图失败，请重试。如果此问题反复出现，请在 F12 控制台查看错误消息，并向开发者反馈。');
}
function downloadScreenshot() {
lazyInitialize();
canvas.width = video.videoWidth;
canvas.height = video.videoHeight;
ctx.drawImage(video, 0, 0, canvas.width, canvas.height);
if(typeof(canvas.toBlob) !== 'undefined') {
// 如果浏览器支持 canvas.toBlob()，则用 blob URL 下载
canvas.toBlob(function(blob) {
try {
var url = URL.createObjectURL(blob, 'image/png');
startDownload(url);
URL.revokeObjectURL(url);
} catch(e) {
onError(e);
}
});
} else {
// 否则用 data URL 下载
startDownload(canvas.toDataURL('image/png'));
}
}
function hasActiveInput() {
// 检查当前焦点是否在输入框上
const activeTag = document.activeElement.tagName;
return activeTag == 'INPUT' || activeTag == 'TEXTAREA';
}
document.addEventListener('keydown', function(e) {
if(e.keyCode == 83 && !hasActiveInput()) {// press 'S'
e.preventDefault();
// 检查是否是video页面
if(document.querySelector('video') === null){
console.log('this is not a video page, screenshot is not supported.')
}else{
try {
downloadScreenshot();
} catch(e) {
onError(e);
}
}
}
});