Digital image information hiding is one of the most active and challenging research subjects behind digital image processing technology.

数字图像的信息隐藏技术是数字图像处理领域中最具挑战性、最为活跃的研究课题之一。

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In this paper, digital image information hiding technologies are summarized, and a new information hiding algorithm based on color still image is given.

本文概述了数字图像的信息隐藏技术，并给出了一个新的基于彩色静止数字图像的信息隐藏算法。

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As the basic means for hiding huge image information, the scrambling of digital image makes the old image to a new disorderly image with a reversible transform.

数字图像置乱利用一种可逆的变换将原始图象变换成一个杂乱无章的新图像，它通常作为图像信息安全与隐藏的基础性工作。

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