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一些经常被问到的问题 #52

Pinned Answered by guofei9987
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6. 对被嵌入的图片有什么要求?

  1. 图片不能有太多的低频区域,例如纯色背景上面一个简单的圆,就很难打入水印。
  2. 满足以上条件的情况下,图片像素只要不太小就行。一般来说像素越多,抗打击性就越强。

7. 图片可以嵌入多少信息

图片像素数除以64,是最多嵌入的比特数。

额外:作为图片的盲水印,其信息量不是文件大小,而是像素的积

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