V4L2在TMS320DM8168高清视频监控系统中的实现  

Implementation of V4L2 in TMS320DM8168 High Definition Video Surveillance System

作　　者：杨振永[1,2] 王延杰[1] 王明佳[1] 韩秋蕾[1] 陈怀章[1,2] 

机构地区：[1]中国科学院长春光学精密机械与物理研究所,吉林长春130033 [2]中国科学院大学,北京100049

出　　处：《电视技术》2014年第13期215-219,共5页Video Engineering

基　　金：国家"863"计划项目(2012AA7031010B)

摘　　要：随着科技社会的发展,安防监控领域视频设备的高清化已成为新的发展趋势。采用TI最新推出的达芬奇单片系统TMS320DM8168,设计了一套高清视频监控系统。主要介绍了V4L2在该系统中的实现,主要包括视频接口设计、V4L2采集设备驱动开发和V4L2采集应用程序设计等内容。测试结果表明该系统中实现的V4L2驱动和应用程序能够为DM8168高清视频监控系统提供高清视频数据,具有良好的可靠性和稳定性。With the development of society and technology, high definition has become the new trend of video equipment in the field of security and video surveillance. With TI＇s latest DaVinci SOC TMS320DM8168, a high definition video surveillance system is designed. The implementation of V4L2 in the system is introduced, including the design of video interface, the development of V4L2 capture driver, the design of V4L2 application implementing video capture and so on. The results show that the V4L2 driver and application implemented can provide high definition video streams for DM8168 high definition video surveillance system, and it is reliable and stable.

关 键 词：LINUX V4L2 高清 DM8168 监控 视频采集 

分 类 号：TP316.81[自动化与计算机技术—计算机软件与理论] TP911.73[自动化与计算机技术—计算机科学与技术]