programmatically taking a snapshot from an MPEG file from C#

How do I programmatically take a snapshot from an MPEG file with C#?

From stackoverflow

• You can check out gstreamer-sharp which is a .NET-binding to GStreamer.

  Chen Kinnrot : i need it windows

• I can't take credit for this, check out this link

  How to capture frame to bitmap class of C# from Video mpeg file

  Chen Kinnrot : link does not contain anything

  Lazarus : Go directly the the site and look at the accepted answer there... http://social.msdn.microsoft.com/forums/en-US/windowsdirectshowdevelopment/thread/92072701-bc3a-4bdf-ade8-8b030e3a2ab0

• use direct show from code project