About Video Capture in DirectShow
The term video capture, as used in this documentation, describes any application where video is received from a hardware device. Video capture devices include not only cameras, but also TV tuner cards, video tape recorders (VTRs), and so forth. The captured video can be saved to disk or previewed live.
This section describes some of the concepts you must understand in order to use DirectShow for video capture:
Build date: 11/21/2012