Improved DirectShow sample code - GrabBitmaps sample. This console app will open a long AVI file in the parent directory,create a filter graph with a sample grabber filter, read frames out of it every second for a few seconds, and write the frames

过滤器驱动样例，包括app的测试代码，可以作为开发filter驱动的参考-Filter driver sample, including the test code of the app can be used as a reference to develop filter drivers

一个app上拦截过滤上网数据的软件，可以很好的查看哪些app获取哪些数据信息(A app filter on the Internet to intercept data software, can be a good view of what app access to what data information)