无限制下载器下载视频,利用bat脚本使用FFmpeg合并音视频文件

油猴脚本

// ==UserScript==
// @name         Unlimited_downloader
// @name:zh-CN   无限制下载器
// @namespace    ooooooooo.io
// @version      0.1.9
// @description  Get video and audio binary streams directly, breaking all download limitations. (As long as you can play, then you can download!)
// @description:cmd      ffmpeg -i videoA.mp4 -i videoB.mp4 -map 0:v -map 1:a -c:v copy -c:a copy videoC.mp4
// @description:control  document.querySelector('video').playbackRate = 16
// @description:url      https://greasyfork.org/zh-CN/scripts/445751-unlimited-downloader
// @description:ffmpeg   https://www.gyan.dev/ffmpeg/builds/ffmpeg-release-essentials.zip
// @description:zh-Cn  直接获取视频和音频二进制流，打破所有下载限制。（只要你可以播放，你就可以下载！）
// @author       dabaisuv
// @match        *://*/*
// @exclude      https://mail.qq.com/*
// @exclude      https://wx.mail.qq.com/*
// @icon         data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
// @grant        none
// @run-at       document-start
// ==/UserScript==

(function () {
    'use strict';
    console.log(`Unlimited_downloader: begin......${location.href}`);


    //Setting it to 1 will automatically download the video after it finishes playing.
    window.autoDownload = 1;


    window.isComplete = 0;
    window.audio = [];
    window.video = [];
    window.downloadAll = 0;
    window.quickPlay = 1.0;

    const _endOfStream = window.MediaSource.prototype.endOfStream
    window.MediaSource.prototype.endOfStream = function () {
        window.isComplete = 1;
        return _endOfStream.apply(this, arguments)
    }
    window.MediaSource.prototype.endOfStream.toString = function() {
        console.log('endOfStream hook is detecting!');
        return _endOfStream.toString();
    }

    const _addSourceBuffer = window.MediaSource.prototype.addSourceBuffer
    window.MediaSource.prototype.addSourceBuffer = function (mime) {
        console.log("MediaSource.addSourceBuffer ", mime)
        if (mime.toString().indexOf('audio') !== -1) {
            window.audio = [];
            console.log('audio array cleared.');
        } else if (mime.toString().indexOf('video') !== -1) {
            window.video = [];
            console.log('video array cleared.');
        }
        let sourceBuffer = _addSourceBuffer.call(this, mime)
        const _append = sourceBuffer.appendBuffer
        sourceBuffer.appendBuffer = function (buffer) {
            console.log(mime, buffer);
            if (mime.toString().indexOf('audio') !== -1) {
                window.audio.push(buffer);
            } else if (mime.toString().indexOf('video') !== -1) {
                window.video.push(buffer)
            }
            _append.call(this, buffer)
        }

        sourceBuffer.appendBuffer.toString = function () {
            console.log('appendSourceBuffer hook is detecting!');
            return _append.toString();
        }
        return sourceBuffer
    }

    window.MediaSource.prototype.addSourceBuffer.toString = function () {
        console.log('addSourceBuffer hook is detecting!');
        return _addSourceBuffer.toString();
    }

    function download() {
        let a = document.createElement('a');
        a.href = window.URL.createObjectURL(new Blob(window.audio));
        a.download = 'audio_' + document.title + '.mp4';
        a.click();
        a.href = window.URL.createObjectURL(new Blob(window.video));
        a.download = 'video_' + document.title + '.mp4';
        a.click();
        window.downloadAll = 0;
        window.isComplete = 0;


        // window.open(window.URL.createObjectURL(new Blob(window.audio)));
        // window.open(window.URL.createObjectURL(new Blob(window.video)));
        // window.downloadAll = 0

        // GM_download(window.URL.createObjectURL(new Blob(window.audio)));
        // GM_download(window.URL.createObjectURL(new Blob(window.video)));
        // window.isComplete = 0;

        // const { createFFmpeg } = FFmpeg;
        // const ffmpeg = createFFmpeg({ log: true });
        // (async () => {
        //     const { audioName } = new File([new Blob(window.audio)], 'audio');
        //     const { videoName } = new File([new Blob(window.video)], 'video')
        //     await ffmpeg.load();
        //     //ffmpeg -i audioLess.mp4 -i sampleAudio.mp3 -c copy output.mp4
        //     await ffmpeg.run('-i', audioName, '-i', videoName, '-c', 'copy', 'output.mp4');
        //     const data = ffmpeg.FS('readFile', 'output.mp4');
        //     let a = document.createElement('a');
        //     let blobUrl = new Blob([data.buffer], { type: 'video/mp4' })
        //     console.log(blobUrl);
        //     a.href = URL.createObjectURL(blobUrl);
        //     a.download = 'output.mp4';
        //     a.click();
        // })()
        // window.downloadAll = 0;
    }

    setInterval(() => {
        if (window.downloadAll === 1) {
            download();
        }
    }, 2000);

    //    setInterval(() => {
    //        if(window.quickPlay !==1.0){
    //              document.querySelector('video').playbackRate = window.quickPlay;
    // }
    //
    //   }, 2000);

    if (window.autoDownload === 1) {
        let autoDownInterval = setInterval(() => {
            //document.querySelector('video').playbackRate = 16.0;
            if (window.isComplete === 1) {
                download();
            }
        }, 2000);
    }

    (function (that) {
        let removeSandboxInterval = setInterval(() => {
            if (that.document.querySelectorAll('iframe')[0] !== undefined) {
                that.document.querySelectorAll('iframe').forEach((v, i, a) => {
                    let ifr = v;
                    // ifr.sandbox.add('allow-popups');
                    ifr.removeAttribute('sandbox');
                    const parentElem = that.document.querySelectorAll('iframe')[i].parentElement;
                    a[i].remove();
                    parentElem.appendChild(ifr);
                });
                clearInterval(removeSandboxInterval);
            }
        }, 1000);
    })(window);




    // Your code here...
})();

bat 文件脚本


@echo off
rem 原文件示例:audio_14应用1.mp4、video_14应用1.mp4
rem 输入文件名,输入"audio_14应用1"或"video_14应用1"
set /p str=请输入合并文件名:

rem 切割字符串文件名,切除前6个字符,请根据需求自定义
set a=%str:~6%
rem 音频输出文件
set audio=audio.aac

rem 生成音频文件
ffmpeg -i "audio_%a%.mp4" -acodec copy %audio%

rem 合成视频文件
ffmpeg -i "video_%a%.mp4" -i %audio% -map 0:v -map 1:a -c:v copy -c:a copy "%a%.mp4"

rem 每次执行完删除生成的音频文件
if exist %audio% (
 del %audio%
)

rem pause