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LSB

于 2021-03-28 发布 文件大小:2KB
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代码说明:

  利用LSB算法去实现了电子水印技术。代码完全实现了嵌入以及提取, 算法同时包含了4种攻击算法以及利用psnr测量提取的水印和攻击后提取的水印(This algorithm describes digital watermark technique by using LSB. This code implement embedding and extraction. At the meanwhile, this algorithm includes 4 different kinds of attacks and in the end, measure psnr between extracted watermark and attacked extracted watermark)

文件列表:

LSB algorithm.m
psnr.m

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