INF Updated capture card drivers for the Bigpicture Video kit. Executing this file will uninstall your existing capture card drivers and load the newer drivers onto your hard drive. You will then be prompted to restart your computer. The capture card will re-install when Windows restarts. On your hard drive, in the newly created directory C:\bp193drv, you will also find two additional files. Sisviafix.exe helps solve incompatibilities with some sis and via chipsets. Wincast.reg is an update which fixes the known issue "My Video" window displaying a black screen during each NetMeeting session.