抖音网页版无水印一键下载

下载无水印的抖音视频，支持按钮点击与Q键下载
当前为 2022-05-09 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name         抖音网页版无水印一键下载
// @namespace    http://tampermonkey.net/
// @version      1.0.11
// @description  下载无水印的抖音视频，支持按钮点击与Q键下载
// @author       adamaliba - 潘帅
// @include      *://*.douyin.com/*
// @grant        GM_download
// @grant        GM_addStyle
// @grant        GM_info
// @connect      *
// @icon         https://lf1-cdn-tos.bytegoofy.com/goofy/ies/douyin_web/public/favicon.ico
// @license      MIT License
// ==/UserScript==

(function() {
    
    // let download = () => {
    //     let videoSrc = document.getElementsByTagName("video")[0].currentSrc
    //     let a = document.createElement('a')
    //     document.body.appendChild(a)
    //     a.style.display = "none"
    //     a.href = videoSrc
    //     a.download = videoSrc.split('=').reverse()[0] + '.mp4'
    //     a.target = '_blank'
    //     a.click()
    //     document.body.removeChild(a)
    // }
    
    let download = () => {
        let videoSrc = document.getElementsByTagName("video")[0].currentSrc
        fetch(videoSrc).then((res) => {
            res.blob().then((blob) => {
                let blobUrl = window.URL.createObjectURL(blob)
                let a = document.createElement('a')
                document.body.appendChild(a)
                a.style.display = "none"
                a.href = blobUrl
                a.download = videoSrc.split('=').reverse()[0] + '.mp4'
                a.target = '_blank'
                a.click()
                document.body.removeChild(a)
                window.URL.revokeObjectURL(blobUrl);
            })
        })
    }
    
    let createBtn = () => {
        Array.from(document.getElementsByClassName('xgplayer-playswitch')).forEach(xgplayer => {
            let child = xgplayer.parentNode.childNodes[1]
            if(child && child.lastChild.id != 'adamaliba'){
                let div = document.createElement('div')
                div.style.width = '100%'
                div.style.height = '50px'
                div.style.backgroundImage = 'url("data:image/png;base64,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")'
                div.style.backgroundSize = 'cover'
                div.id = 'adamaliba'
                xgplayer.parentNode.childNodes[1].appendChild(div)
                div.onclick = () => {download()}
            }
        })
    }
    
    Timer = setInterval(() => {
        createBtn()
	}, 200);
	
	document.addEventListener('keydown', function(e){
	    if (e.keyCode === 81) {
	        download()
	    }
	})
	
    console.log('抖音网页版无水印一键下载已开启！觉得不好用？来这里吐槽！ https://gf.qytechs.cn/zh-CN/scripts/444720 ')
    
})()
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