网页在线视频抓取

WebVideoCap uses a different technology to capture video streams from a Web site. It listens to the TCP/IP packets that are received from the video streaming Web site by using WinPCap driver or raw sockets, and then rebuild the network packets into a video file that can be played by a media player.

webvideocap使用了不同的技术来捕捉网站的视频流，它会监听从视频流网站的tcp/ip包通过使用winpcap驱动或者原始包，然后将网络包重新编成一个可以播放的视频文件。

WebVideoCap has one advantage over VideoCacheView - Some Web sites play video files without storing them in the cache or in the temporary folder of Windows, and thus VideoCacheView cannot capture these videos. In these Web sites, WebVideoCap might be able to capture the video file.

相比于videocacheview的优点 - 一些视频网站不会储存文件到临时文件夹，所以videocacheview不能捕捉到这些视频，在这类网站中webvideocap也许就能捕捉到视频文件。

http://www.nirsoft.net/video_streaming_capture.html