摘要
数字水印是实现版权保护的有效技术,视频水印研究是目前水印技术领域的一个热点。该文综合国内外的视频水印技术的发展,对水印的特点、技术分类、嵌入提取算法和攻击技术进行了全面的介绍,指出了典型算法,并对视频水印技术的发展趋势进行了展望。
The digital watermarking for video is an effective method to protect the copyright. In the domain , it is quite important. Based on the previous video watermarking techniques, the paper introduces generally the features, classification, embedding and extracting algorithms. Also in the paper, lists several typical algorithms. At last, the development tendency of the video watermarking are discussed.
出处
《计算机安全》
2007年第9期31-33,45,共4页
Network & Computer Security
关键词
视频水印
嵌入算法
变换域
digital watermarking
embedding algorithm
transformation domain
