| 基于SOPC的视频采集及传输系统的设计 |
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| 引用本文： | 陶宝泉,付永庆,梁盼.基于SOPC的视频采集及传输系统的设计[J].应用科技,2010,37(4):31-34. |
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| 作者姓名： | 陶宝泉 付永庆 梁盼 |
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| 作者单位： | 哈尔滨工程大学,信息与通信工程学院,黑龙江,哈尔滨,150001 |
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| 摘 要： | 结合国内外视频采集及传输系统的发展特点,介绍了一种基于双NIOSII软核架构的新型视频采集与网络传输系统的实现方法.设计中传感器芯片选择的是CMOS图像.传感器OV7640,由2个NIOSII软核和相应外设构成的SOPC系统负责接收高速视频数据,缓存及打包进行网络传输,其中2个NIOSII软核分别负责采集和网络传输,双核并行协同工作,显著提高了工作效率.说明了SOPC系统的组成结构、设计流程、软件调试和双核之间的共享与通信.本系统选择Altera提供的NIOSII开发板作为验证平台,调试结果表明本视频采集及传输系统达到了设计要求,并有良好的图像质量和远程控制能力.
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| 关 键 词： | 图像传感器 双核 NIOSⅡ 网络传输 |
Design of video capture and transmission system based on SOPC |
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| TAO Bao-quan,FU Yong-qing,LIANG Pan.Design of video capture and transmission system based on SOPC[J].Applied Science and Technology,2010,37(4):31-34. |
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| Authors: | TAO Bao-quan FU Yong-qing LIANG Pan |
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| Institution: | TAO Bao-quan,FU Yong-qing,LIANG Pan(College of Information , Communication Engineering,Harbin Engineering University,Harbin 150001,China) |
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| Abstract: | According to the development tendency of video capture and transmission system,this paper introduces a new video capture and Internet transmission system based on dual NIOS II soft-cores.CMOS image sensor OV7640 is selected as the sensor chip in the design.The SOPC system consisting of dual NIOS II soft-cores and relevant peripherals is responsible for accepting,caching and Internet transmission of high speed video data.Capture is completed by one NIOS II and Internet transmission is completed by another NI... |
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| Keywords: | NIOS II |
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