CN109729234A - A kind of image transfer method - Google Patents
A kind of image transfer method Download PDFInfo
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- CN109729234A CN109729234A CN201711043149.8A CN201711043149A CN109729234A CN 109729234 A CN109729234 A CN 109729234A CN 201711043149 A CN201711043149 A CN 201711043149A CN 109729234 A CN109729234 A CN 109729234A
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Abstract
The invention discloses a kind of image transfer methods, it is used to safe transmit image information, after upsetting described image information the method includes sender and key sends jointly to recipient, and the image information after then being upset by recipient using the key pair is restored.This method encryption is good, and the time that Brute Force needs is very long, and treatment process is more succinct.In terms of existing technologies, has the great advantage that high speed is completed.
Description
Technical field
The invention belongs to the communications field more particularly to a kind of image transfer methods of safety strong security.
Background technique
Image transmitting transmit etc. in communication process to it, secrecy is one including dynamic and static image transmitting
A very important link often has image or video to be stolen and impaired news report by hacker now.Therefore in image
It after acquisition, is handled, then transmitting and restore again is a very big demand.
The application provides for a kind of image transfer method, be used for it is safe image information is transmitted, including hair
After the side of sending upsets described image information and key sends jointly to recipient, is then upset by recipient using the key pair
Image information afterwards is restored.On the one hand this method is that encryption is good, the time that Brute Force needs is very long, and is handled
Process is more succinct.In terms of existing technologies, has the great advantage that high speed is completed.
Summary of the invention
The present invention gives a kind of image transfer method, be used for it is safe image information is transmitted, the method
After upsetting described image information including sender and key sends jointly to recipient, then uses the key by recipient
Image information after upsetting is restored.
Further, it is described described image information is upset include:
A separates the three primary colours of image information, and the pixel value of its RGB three primary colours is stored in R [m] [n], G [m] respectively
[n], B [m] [n], wherein R [m] [n], G [m] [n], B [m] [n] are three two-dimensional arrays；
B uses the key to carry out Chebyshev map to the two-dimensional array as the initial value of Chebyshev's chaos system
Iteration；
C is by iteration 2nOutput of the value as Chebyshev's system after secondary, wherein n is the digit of the key；
D carries out Rogers spy's chaos system iteration to the output, to obtain 3 chaos sequences X1, X2, X3；
E sorts from small to large to 3 chaos sequences and generates 3 for recording each element position in original series
New sequence Y1, Y2, Y3；
F regard (X1 [x], Y1 [y]), (X2 [x], Y2 [y]), (X3 [x], Y3 [y]) as three groups of location index values, image
Each pixel (x, y) of information, wherein,, in three color component values, i.e. each picture of three primary colours
Element value R [x] [y], G [x] [y], B [x] [y], come replace in R, G, B two-dimensional array position be respectively (X1 [x], Y1 [y]),
Three color component values of (X2 [x], Y2 [y]), (X3 [x], Y3 [y]), the size after obtaining position scramble arePlus
Close Matrix C 1 is the image information after upsetting.
Further, the method also includes using institute after the recipient receives the image information after upsetting
It states key and carries out the above-mentioned inverse operation for upsetting operation, obtain original image information.
The present invention has technical effect below: being on the one hand that encryption is good, the time that Brute Force needs is very long；
Another aspect treatment process is more succinct, in terms of existing technologies, has the great advantage that high speed is completed, reduces place
Time cost needed for reason.
Detailed description of the invention
Fig. 1 is that image information of the invention upsets operational instances figure.
Specific embodiment
Embodiment one.
A kind of image transfer method, be used for it is safe image information is transmitted, the method includes sender will
After described image information is upset and key sends jointly to recipient, the figure after then being upset by recipient using the key pair
As information is restored.
Further, it is described described image information is upset include:
A separates the three primary colours of image information, and the pixel value of its RGB three primary colours is stored in R [m] [n], G [m] respectively
[n], B [m] [n], wherein R [m] [n], G [m] [n], B [m] [n] are three two-dimensional arrays；
B uses the key to carry out Chebyshev map to the two-dimensional array as the initial value of Chebyshev's chaos system
Iteration；
C is by iteration 2nOutput of the value as Chebyshev's system after secondary, wherein n is the digit of the key；
D carries out Rogers spy's chaos system iteration to the output, to obtain 3 chaos sequences X1, X2, X3；
E sorts from small to large to 3 chaos sequences and generates 3 for recording each element position in original series
New sequence Y1, Y2, Y3；
F regard (X1 [x], Y1 [y]), (X2 [x], Y2 [y]), (X3 [x], Y3 [y]) as three groups of location index values, image
Each pixel (x, y) of information, wherein,, in three color component values, i.e., three primary colours is each
Pixel value R [x] [y], G [x] [y], B [x] [y] are respectively (X1 [x], Y1 to replace position in R, G, B two-dimensional array
[y]), three color component values of (X2 [x], Y2 [y]), (X3 [x], Y3 [y]), the size after obtaining position scramble is
Scrambled matrix C1 be upset after image information.
Further, the method also includes using institute after the recipient receives the image information after upsetting
It states key and carries out the above-mentioned inverse operation for upsetting operation, obtain original image information.
Embodiment two.
A kind of image transfer method, be used for it is safe image information is transmitted, the method includes sender will
After described image information is upset and key sends jointly to recipient, the figure after then being upset by recipient using the key pair
As information is restored.
Further, it is described described image information is upset include:
A separates the three primary colours of image information, and the pixel value of its RGB three primary colours is stored in R [m] [n], G [m] respectively
[n], B [m] [n], wherein R [m] [n], G [m] [n], B [m] [n] are three two-dimensional arrays；
B uses the key to carry out Chebyshev map to the two-dimensional array as the initial value of Chebyshev's chaos system
Iteration；
C is by iteration 2nOutput of the value as Chebyshev's system after secondary, wherein n is 128；
D carries out Rogers spy's chaos system iteration to the output, to obtain 3 chaos sequences X1, X2, X3；
E sorts from small to large to 3 chaos sequences and generates 3 for recording each element position in original series
New sequence Y1, Y2, Y3；
F regard (X1 [x], Y1 [y]), (X2 [x], Y2 [y]), (X3 [x], Y3 [y]) as three groups of location index values, image
Each pixel (x, y) of information, wherein,, in three color component values, i.e., three primary colours is each
Pixel value R [x] [y], G [x] [y], B [x] [y] are respectively (X1 [x], Y1 to replace position in R, G, B two-dimensional array
[y]), three color component values of (X2 [x], Y2 [y]), (X3 [x], Y3 [y]), the size after obtaining position scramble is
Scrambled matrix C1 be upset after image information.
Further, the method also includes using institute after the recipient receives the image information after upsetting
It states key and carries out the above-mentioned inverse operation for upsetting operation, obtain original image information.
Embodiment three.
A kind of image transfer method, be used for it is safe image information is transmitted, the method includes sender will
Described image information is sent to recipient after upsetting, the image information after then being upset by recipient using key pair is gone back
It is former.Here the mode that the transmitting of key takes dedicated network or special messenger to transmit, it is close to prevent stopping leak.
Further, it is described described image information is upset include:
A separates the three primary colours of image information, and the pixel value of its RGB three primary colours is stored in R [m] [n], G [m] respectively
[n], B [m] [n], wherein R [m] [n], G [m] [n], B [m] [n] are three two-dimensional arrays；
B uses the key to carry out Chebyshev map to the two-dimensional array as the initial value of Chebyshev's chaos system
Iteration；
C is by iteration 2nOutput of the value as Chebyshev's system after secondary, wherein n is 256；
D carries out Rogers spy's chaos system iteration to the output, to obtain 3 chaos sequences X1, X2, X3；
E sorts from small to large to 3 chaos sequences and generates 3 for recording each element position in original series
New sequence Y1, Y2, Y3；
F regard (X1 [x], Y1 [y]), (X2 [x], Y2 [y]), (X3 [x], Y3 [y]) as three groups of location index values, image
Each pixel (x, y) of information, wherein,, in three color component values, i.e., three primary colours is each
Pixel value R [x] [y], G [x] [y], B [x] [y] are respectively (X1 [x], Y1 to replace position in R, G, B two-dimensional array
[y]), three color component values of (X2 [x], Y2 [y]), (X3 [x], Y3 [y]), the size after obtaining position scramble is
Scrambled matrix C1 be upset after image information.
Further, the method also includes using institute after the recipient receives the image information after upsetting
It states key and carries out the above-mentioned inverse operation for upsetting operation, obtain original image information.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any changes, modifications, substitutions, combinations, simplifications made without departing from the spirit and principles of the present invention,
It should be equivalent substitute mode, be included within the scope of the present invention respectful.
Claims (3)
1. a kind of image transfer method, it is used to safe transmit image information, which is characterized in that the method includes
After sender upsets described image information and key sends jointly to recipient, is then fought each other by recipient using the key
Image information after unrest is restored.
2. image transfer method as described in claim 1, which is characterized in that it is described described image information is upset include:
A separates the three primary colours of image information, and the pixel value of its RGB three primary colours is stored in R [m] [n], G [m] respectively
[n], B [m] [n], wherein R [m] [n], G [m] [n], B [m] [n] are three two-dimensional arrays；
B uses the key to carry out Chebyshev map to the two-dimensional array as the initial value of Chebyshev's chaos system
Iteration；
C is using the value after iteration 2n times as the output of Chebyshev's system, and wherein n is the digit of the key；
D carries out Rogers spy's chaos system iteration to the output, to obtain 3 chaos sequences X1, X2, X3；
E sorts from small to large to 3 chaos sequences and generates 3 for recording each element position in original series
New sequence Y1, Y2, Y3；
F regard (X1 [x], Y1 [y]), (X2 [x], Y2 [y]), (X3 [x], Y3 [y]) as three groups of location index values, image
Each pixel (x, y) of information, wherein, in three color component values, i.e. each pixel value R [x] [y] of three primary colours, G
[x] [y], B [x] [y] is respectively (X1 [x], Y1 [y]), (X2 [x], Y2 to replace position in R, G, B two-dimensional array
[y]), three color component values of (X3 [x], Y3 [y]), the scrambled matrix C1 that the size after obtaining position scramble is upsets
Image information afterwards.
3. image transfer method as claimed in claim 2, which is characterized in that the method also includes the recipient receives
After image information after to described upset, the above-mentioned inverse operation for upsetting operation is carried out using the key, obtains original image information.
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| CN201711043149.8A CN109729234A (en) | 2017-10-31 | 2017-10-31 | A kind of image transfer method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116455884A (en) * | 2023-04-04 | 2023-07-18 | 河南驰诚电气股份有限公司 | Remote debugging and upgrading method in wireless cascading mode |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102693523A (en) * | 2012-05-09 | 2012-09-26 | 华南理工大学 | Image two-grade encrypting method based on double-chaos system |
| CN103780795A (en) * | 2014-01-17 | 2014-05-07 | 西安交通大学 | Image encryption transmission method based on thermal light ghost imaging principle |
| CN106327414A (en) * | 2016-08-16 | 2017-01-11 | 广东工业大学 | Plaintext feature-based double-chaos image encryption method |
| CN108513038A (en) * | 2018-04-18 | 2018-09-07 | 佛山市旅行青蛙科技有限公司 | A kind of image encryption transmission method |
-
2017
- 2017-10-31 CN CN201711043149.8A patent/CN109729234A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102693523A (en) * | 2012-05-09 | 2012-09-26 | 华南理工大学 | Image two-grade encrypting method based on double-chaos system |
| CN103780795A (en) * | 2014-01-17 | 2014-05-07 | 西安交通大学 | Image encryption transmission method based on thermal light ghost imaging principle |
| CN106327414A (en) * | 2016-08-16 | 2017-01-11 | 广东工业大学 | Plaintext feature-based double-chaos image encryption method |
| CN108513038A (en) * | 2018-04-18 | 2018-09-07 | 佛山市旅行青蛙科技有限公司 | A kind of image encryption transmission method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116455884A (en) * | 2023-04-04 | 2023-07-18 | 河南驰诚电气股份有限公司 | Remote debugging and upgrading method in wireless cascading mode |
| CN116455884B (en) * | 2023-04-04 | 2023-12-29 | 河南驰诚电气股份有限公司 | Remote debugging and upgrading method in wireless cascading mode |
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