设计（论文）专用纸
昆 明 理 工 大 学 毕业设计（论文）
毕业设计课题：基于 TCP/IP 的远程视
频监控系统开发
学校： 昆明理工大学 学院： 应用技术学院 专业： 电子信息工程 姓名： 熊子良 指导教师单位： 应用技术学院 指导教师姓名： 丁明丽 指导教师职称： 讲师
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设计（论文）专用纸
The Development Of Remote Video Monitor System Based On TCP/IP Protocol.
School: Kunming University of Science and Technology Faculty : Faculty Of Applied Technology Major : Electronic information engineering Name： Xiong Zi Liang Faculty Adviser Unit：Faculty Of Applied Technology Faculty Adviser Name： Ding Ming Li Faculty Adviser Professional Title: Assistant
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目录
摘要 ................................................................................................................................................................... 5 ABSTRACT ..................................................................................................................................................... 6 前言 ................................................................................................................................................................... 7 第一章 相关知识概述 ..................................................................................................................................... 9 1.1 PC端开发环境介绍 ............................................................................................................................. 9 1.1.1 GCC(for arm-linux)的搭建.............................................................................................................. 9
1.1.2 Linux下Ecilpse的搭建 ............................................................................................................. 10 1.2 LINUX下的图像采集接口（V4L2） ................................................................................................. 17 1.3 摄像头采集数据格式（YUV420） .................................................................................................... 18 1.4 图像压缩格式（H.264） .................................................................................................................... 19 1.5 图像压缩实现（硬件压缩） .............................................................................................................. 20 1.6 图像数据的打包发送协议（RTSP） ................................................................................................. 21 1.7 RTSP协议的实现（LIVE555） ........................................................................................................... 22
第二章 系统总体设计 ................................................................................................................................... 24 2.1 硬件系统简介 ..................................................................................................................................... 24 2.1.1 S3C6410 处理器 ........................................................................................................................... 24 2.1.2 系统硬件结构 ............................................................................................................................... 24 2.2软件总体设计 ...................................................................................................................................... 25
2.2.1 视频采集 ..................................................................................................................................... 25 2.2.2 视频编码 ..................................................................................................................................... 27
第三章 详细设计与实现 ............................................................................................................................... 28 3.1 硬件实现 ............................................................................................................................................. 28
3.1.1 6410开发板分类概述 ................................................................................................................ 28 3.1.2 飞凌OK6410开发板 ................................................................................................................. 29 3.2 软件设计与实现 ................................................................................................................................. 30 3.2.1 视频采集 ....................................................................................................................................... 30 3.2.2 视频编码 ..................................................................................................................................... 36 3.2.3 H.264 视频流的封装和传输 ..................................................................................................... 40 3.2.4 软件集成 ..................................................................................................................................... 44
第四章 系统调试 ......................................................................................................................................... 49 4.1 硬件调试 ............................................................................................................................................. 49 4.2 软件调试 ............................................................................................................................................. 50
第 3 页 4.2.1 NFS配置 ...................................................................................................................................... 50
设计（论文）专用纸
4.2.2 测试程序 ..................................................................................................................................... 51 4.3 软硬结合调试 ...................................................................................................................................... 53
结论 ................................................................................................................................................................. 55 总结与体会 ..................................................................................................................................................... 56 致谢 ................................................................................................................................................................. 58 参考文献 ......................................................................................................................................................... 59 附录 ................................................................................................................................................................. 60 附录一 源程序 ........................................................................................................................................... 60
主程序..................................................................................................................................................... 60 capture.h ................................................................................................................................................. 67 vcompress.h ............................................................................................................................................. 69 附录二 外文参考 ........................................................................................................ 错误！未定义书签。 外文原文 .................................................................................................................. 错误！未定义书签。 中文译文 .................................................................................................................. 错误！未定义书签。
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设计（论文）专用纸
摘要
本文从硬件设计和软件设计两个方面阐述了一种基于S3C6410 处理器的视频采集传输系统的设计和实现。本系统采用基于ARM11 核心的三星S3C6410 处理器,通过V4L2接口编程采集外接摄像头视频数据,采用了硬件编码器进行H.264 编码,提高了编码效率。方案采用Live555对H.264 视频流封装打包,根据RTSP 协议经由网络传送至PC 机，使用VLC进行直播。经实验测试证明系统设计是可行的,达到了预期的功能要求。
关键词：S3C6410; H.264; V4L2; RTSP;Live555
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