【作者】 赵新超； 曹淑琴； 袁开国；

【Author】 ZHAO Xin-chao~(1,2) CAO Shu-qin~1 YUAN Kai-guo~2 (1 School of Information Engineering,North China University of Technology,Beij ing 100144,P.R.China; 2 Information Security Center,State Key Laboratory of Networking and Switching Technology,Beijing University of Posts and Telecommunications,Beijing 100876,P.R.China)

【机构】 北方工业大学信息工程学院； 北京邮电大学网络与交换技术国家重点实验室信息安全中心；

【摘要】 随着图像媒体在人们日常生活中所扮演的角色越来越重要,数字图像水印技术也被广泛地应用于图像版权保护、证件防伪等场合,进而对便携式嵌入式设备也有了更多的需求.本文主要介绍了一种基于硬核DSP的嵌入式图像水印检测系统的设计及实现.该系统以TI公司TMS320DM64x作为核心控制控制器,前端采用图像传感器进行数据采集,然后对采集数据中嵌入的水印信息进行提取。提取后的信息可在设备上进行显示,也可以上传给上位机.实验表明,该系统具有很好的实时性和便携性,具有较高的实用价值。更多还原

【Abstract】 As the role of digital media being increasingly important in daily lives,the digital image watermarking technology is widely applied to fields such as image copyright protection and credential authentication.This paper introduces a design and its implementation of image watermarking detection system based on embedded DSP technology.The system adopts TMS320DM64x as the core of controlling device,and an optical sensor is used to collect image data.The extracted watermarking information can be displayed,and it can also be uploaded to the computer host.The experiment result shows that the device has the real-time processing capability and portability.更多还原