Implementation of Video Capture Based on DirectShow Technology

Abstract

The basic conception of DirectShow is introduced, to conquer the limitation of the major capture plans that the picture forms obtained from different device that are difficult to deal with, by the filter graph is built, a design scheme of video capture software system based on DirectShow is presented, which is based on Windows and give supports to different drive models and different interface ; the structure of the software is discussed, software has reusability .Test results show that the system can run steadily and reliably, and has the characteristics of real time ,high quality of the video stream; the system is flexible and expansive.