本文以嵌入式微处理器S3C2410 为核心,对Linux 下的视频采集技术进行了详细分析。信号采集使用USB 摄像头,介绍了Video4Linux 编程接口的使用方法,给出了Linux下视频采集的实现过程。 关键词:嵌入式Linux;Video4Linux;USB 摄像头;S3C2410 Abstract: Regarding the embedded microprocessor S3C2410 as the core, this paper made a particular analysis of video collecting tech based on Linux system. The signal gathering way adopts the interface communication of USB, introduced using method of Video4Linux programming I/O and gave the way of collecting video signals based on Linux system. Keywords: embedded Linux;Video4Linux;USB camera;S3C2410