Reversible information hiding method and system based on image texture guide prediction

A technology of information hiding and image texture, which is applied in image data processing, image data processing, image analysis, etc., can solve the problem of large image distortion, achieve the effect of improving embedding performance and realizing reversibility

Pending Publication Date: 2022-05-31
SHANDONG NORMAL UNIV
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  • Abstract
  • Description
  • Claims
  • Application Information

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  • Reversible information hiding method and system based on image texture guide prediction
  • Reversible information hiding method and system based on image texture guide prediction
  • Reversible information hiding method and system based on image texture guide prediction

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Embodiment 1

[0038] Such as figure 1 As shown, this embodiment provides a reversible information hiding method based on image texture-guided prediction. This embodiment uses this method as an example for illustration. It can be understood that this method can also be applied to terminals, and can also be applied It includes terminals, servers and systems, and is realized through the interaction between terminals and servers. The server can be an independent physical server, or a server cluster or distributed system composed of multiple physical servers, or it can provide cloud services, cloud database, cloud computing, cloud function, cloud storage, network server, cloud communication, intermediate Cloud servers for basic cloud computing services such as software services, domain name services, security service CDN, and big data and artificial intelligence platforms. The terminal may be a smart phone, a tablet computer, a laptop computer, a desktop computer, a smart speaker, a smart watch...

Embodiment 2

[0075] This embodiment provides a reversible information hiding system based on image texture guided prediction.

[0076] A reversible information hiding system based on image texture-guided prediction, comprising:

[0077] An allocation module configured to: allocate image pixels according to a checkerboard pattern, and divide them into shadow layers and blank layers;

[0078] The prediction error histogram calculation module is configured to: calculate the prediction error and fluctuation value of all pixels in the shadow layer, and construct the prediction error histogram of the shadow layer; calculate the prediction error and fluctuation value of all pixels in the blank layer, and construct the prediction of the blank layer error histogram;

[0079] The data embedding module is configured to: obtain the secret-loaded shadow layer according to the prediction error histogram of the shadow layer and the fluctuation sequence of the shadow layer; obtain the secret-laden blank ...

Embodiment 3

[0083] This embodiment provides a computer-readable storage medium, on which a computer program is stored. When the program is executed by a processor, the steps in the reversible information hiding method based on image texture-guided prediction described in the first embodiment above are implemented.

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Abstract

The invention belongs to the technical field of reversible information hiding, and provides a reversible information hiding method and system based on image texture guide prediction. The method comprises the following steps: distributing image pixels according to a chessboard type pattern, and dividing the image pixels into a shadow layer and a blank layer; calculating prediction errors and fluctuation values of all pixels of the shadow layer, and constructing a prediction error histogram of the shadow layer; calculating prediction errors and fluctuation values of all pixels of the blank layer, and constructing a prediction error histogram of the blank layer; obtaining a dense shadow layer according to the prediction error histogram of the shadow layer and the fluctuation sequence of the shadow layer; obtaining a secret-carrying blank layer according to the prediction error histogram of the blank layer and the fluctuation sequence of the blank layer; and combining the secret-carrying layer shadow layer and the secret-carrying layer blank layer to obtain a secret-carrying image.

Description

technical field [0001] The invention belongs to the technical field of reversible information hiding, and in particular relates to a reversible information hiding method and system based on image texture guided prediction. Background technique [0002] The statements in this section merely provide background information related to the present invention and do not necessarily constitute prior art. [0003] With the rapid development of multimedia network technology, information security has been widely concerned in various fields. In order to achieve the purpose of secure communication and achieve more secure information transmission, reversible information hiding (RDH) technology has become a new branch of information hiding, which can play a vital role in the fields of confidential information protection, copyright protection and secure communication. . Therefore, reversible information hiding technology has become a research hotspot in the field of information security, ...

Claims

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Application Information

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IPC IPC(8): G06T1/00G06T7/44
CPCG06T1/0021G06T7/44
Inventor 王春兴陈跃男万文博刘文秀张新洁
Owner SHANDONG NORMAL UNIV
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