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content/posts/论如何下载任意网站视频.md
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@@ -22,7 +22,7 @@ tags:
这里安利一个油猴脚本：[豆瓣资源下载大师](https://greasyfork.org/zh-CN/scripts/329484-%E8%B1%86%E7%93%A3%E8%B5%84%E6%BA%90%E4%B8%8B%E8%BD%BD%E5%A4%A7%E5%B8%88-1%E7%A7%92%E6%90%9E%E5%AE%9A%E8%B1%86%E7%93%A3%E7%94%B5%E5%BD%B1-%E9%9F%B3%E4%B9%90-%E5%9B%BE%E4%B9%A6%E4%B8%8B%E8%BD%BD)，可以在豆瓣的影视详情页右侧显示有资源的站点，非常方便
![image-20220509144533549](https://blog-1301127393.cos.ap-shanghai.myqcloud.com/BlogImgs/202205091548956.png)
![image-20220509144533549](https://blog-1301127393.file.myqcloud.com/BlogImgs/202205091548956.png)
@@ -79,13 +79,13 @@ Golang编写的一个视频下载工具，同样支持国内站点
以中国庭审网的庭审录像视频为例，打开开发者工具定位到视频的部分发现video标签里面的url很奇怪，访问该链接也并不能访问到有效的视频。这种网页一般都是通过m3u8来下发分片文件的信息
![image-20220509151813071](https://blog-1301127393.cos.ap-shanghai.myqcloud.com/BlogImgs/202205091548957.png)
![image-20220509151813071](https://blog-1301127393.file.myqcloud.com/BlogImgs/202205091548957.png)
打开开发者工具的网络选项卡，监听网络活动，点击播放视频，会多出来很多条目分别代表每一个网络请求。在搜索框输入m3u8来进行过滤。定位到该请求后可以在新标签页打开，保存这个m3u8文件。
![image-20220509144410278](https://blog-1301127393.cos.ap-shanghai.myqcloud.com/BlogImgs/202205091548958.png)
![image-20220509144410278](https://blog-1301127393.file.myqcloud.com/BlogImgs/202205091548958.png)
之后我们可以利用ffmpeg载入这个m3u8文件并进行合并，如有需要可一并进行转码操作
@@ -121,7 +121,7 @@ ffmpeg -i xxxx.mp4 -vn -codec copy xxxx.aac
![image-20220509153021601](https://blog-1301127393.cos.ap-shanghai.myqcloud.com/BlogImgs/202205091548959.png)
![image-20220509153021601](https://blog-1301127393.file.myqcloud.com/BlogImgs/202205091548959.png)