这些隐藏的信息可以使普通文本、密码文本或图像等。
This hidden information can be plain text, cipher text, or even images.
它实际上是利用数字图像处理技术来实现隐藏信息。
In fact this technique utilizes image process methods to hide some information.
以二值文字图像为待隐藏的秘密信息，以静止图像为隐秘载体。
A literal image was the secret message and a still image was the cover message.
以二值文字图像为待隐藏的秘密信息，以静止图像为隐秘载体。
A literal image was the secret message and a still image was the cover message.
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