Abstract: This paper introduces a video data acquisition system developed on embedded Linux and Liod platform. After briefly introducing Liod development platform, this paper discusses in detail how to realize video data acquisition on this platform, and its implementation from system hardware design to system software design. Real-time video is obtained through USB camera, and the API function provided by Video4Linux is used to design the video data acquisition program. The specific implementation method and process of the video data acquisition program are introduced in detail, and finally the application program is transplanted to the target platform.
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