现有一套电子白板软件，视频捕捉用VLC。现在希望视频捕捉改用DirectShow,并要修复一些bug.
视频采集卡相关信息
http://www.epiphan.com/support/dvi2usb-3-0-drivers-documentation/?utm_source=Support&utm_medium=Web&utm_campaign=DVI2USB3.0