This article explains a method to perform Previewing and Grabbing Simultaneously from a Webcam using DirectShow. Other than using the conventional ISampleGrabber interface, this application used the Directshow VMR Filters & IPin Interfaces . By Sivasagar K.R.
A method for previewing and framegrabbing simultaniously from webcam using DirectShow.; Author: krssagar; Section: Audio and Video; Chapter: Multimedia