基于明文水印的图像版权保护研究

Based on the clear text watermarking image copyright protection research

文章概括地介绍了数字水印,着重介绍了利用频域法来给彩色图像嵌入和提取数字水印。文章分3个部分,第一个部分介绍了现在版权保护问题的现状及原因;第二个部分对版权保护的方法进行了介绍和选择;第三部分是重点,具体解释了水印嵌入的算法和流程。

This thesis is an overview of digital watermarking, emphatically introducing the use of frequency domain method for embedding color image and extracting watermark. This article is divided into three parts altogether. The first part introduces the present situation and the cause of the current copyright protection. The second part introduces the method of copyright protection and choice. The third part is the focus of this article, specifically explaining the watermark embedding algorithm and process.