CN105335665B - Encryption method, encryption system, decryption method and the decryption system of photo - Google Patents
Encryption method, encryption system, decryption method and the decryption system of photo Download PDFInfo
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- CN105335665B CN105335665B CN201510719161.0A CN201510719161A CN105335665B CN 105335665 B CN105335665 B CN 105335665B CN 201510719161 A CN201510719161 A CN 201510719161A CN 105335665 B CN105335665 B CN 105335665B
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- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000000605 extraction Methods 0.000 claims description 9
- 239000000284 extract Substances 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000010606 normalization Methods 0.000 description 4
- 210000000744 eyelid Anatomy 0.000 description 3
- 210000001747 pupil Anatomy 0.000 description 3
- 210000003786 sclera Anatomy 0.000 description 3
- 241000385223 Villosa iris Species 0.000 description 1
- 239000003623 enhancer Substances 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/602—Providing cryptographic facilities or services
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Abstract
The present invention provides a kind of encryption method of photo, encryption system, decryption method and decryption system, including：When shooting portrait photo, the iris image of portrait is obtained；Iris feature is extracted from the iris image, and carries out coding and forms iris-encoding；The portrait photo is carried out by the iris-encoding real-time encrypted；Store the real-time encrypted portrait photo.The present invention is targetedly selected encryption target by gathering iris image to be encoded to portrait photo, realizes the real-time encrypted and safe of photo.
Description
Technical field
The invention belongs to Internet security fields, more particularly to a kind of encryption method of photo, encryption system, decryption
Method and decryption system.
Background technology
The popularization of intelligent terminal, is that the life of user brings great enjoyment, such as, can clap anywhere or anytime
According at the time of to preserve or share fine.
However, in individual privacy today of increasing concern, the improper processing of the file such as photo then may be tired for user
Disturb.Current photo encryption method, is encrypted to the file for storing photo typically by the software of mobile phone house keeper's class, makes
Other people can not also see the photo of user even if mobile phone is obtained.
There are the following problems for the above-mentioned method encrypted to file：
First, non real-time encryption is, it is necessary to which user is voluntarily set to the photo for having shot or having stored；
Second, no specific aim is encrypted to all photos, and non-designated photo；
3rd, by traditional numerical ciphers, easily crack.
The content of the invention
In view of this, it is an object of the invention to provide a kind of encryption method of photo, encryption system, decryption method and solution
Close system, can solve in the prior art can not it is real-time encrypted, to encryption technology of the target without specific aim and poor safety performance
Problem.
In order to solve the above technical problems, the embodiments of the invention provide a kind of encryption method of photo, including：
When shooting portrait photo, the iris image of portrait is obtained；
Iris feature is extracted from the iris image, and carries out coding and forms iris-encoding；
The portrait photo is carried out by the iris-encoding real-time encrypted；And
Store the real-time encrypted portrait photo.
In order to solve the above technical problems, the embodiments of the invention provide a kind of encryption system of photo, including：
Acquisition module, for shooting during portrait photo, obtains the iris image of portrait；
Coding module, iris-encoding is formed for extracting iris feature from the iris image, and carrying out coding；
Encrypting module, it is real-time encrypted for being carried out by the iris-encoding to the portrait photo；And
Memory module, for storing the real-time encrypted portrait photo.
In order to solve the above technical problems, the embodiments of the invention provide a kind of decryption method of photo, including：
Open the file of storage photo；
Gather the iris image of active user；
Iris feature is extracted from the iris image, and carries out coding and forms iris-encoding；
Whole encryption photos in the file are decrypted by the iris-encoding；And
Show the photo of successful decryption.
In order to solve the above technical problems, the embodiments of the invention provide a kind of decryption system of photo, including：
Starting module, for when opening the file of storage photo, gathering the iris image of active user；
Extraction module, iris-encoding is formed for extracting iris feature from the iris image, and carrying out coding；
Deciphering module, for whole encryption photos in the file to be decrypted by the iris-encoding；With
And
Display module, the photo for showing successful decryption.
Relative to prior art, encryption method, encryption system, decryption method and the decryption system of photo of the invention lead to
Collection iris image is crossed to be encoded to portrait photo, encryption target is targetedly selected, photo is realized
It is real-time encrypted and safe.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of the encryption method for the photo that the embodiment of the present invention one is provided；
Fig. 2 is the schematic flow sheet of the encryption method for the photo that the embodiment of the present invention two is provided；
Fig. 3 is the module diagram of the encryption system for the photo that the embodiment of the present invention three is provided；
Fig. 4 is the schematic flow sheet of the decryption method for the photo that the embodiment of the present invention four is provided；
Fig. 5 is the module diagram of the decryption system for the photo that the embodiment of the present invention five is provided.
Embodiment
Refer to the schema in accompanying drawing, wherein identical element numbers represent identical component, principle of the invention be with
Implement to illustrate in an appropriate computing ring mirror.The following description is based on exemplified specific implementation of the invention
Example, it is not construed as the limitation present invention other specific embodiments not detailed herein.
The principle of the invention illustrates that it is not represented as a kind of limitation with above-mentioned word, and those skilled in the art can
Solve plurality of step as described below and operation also may be implemented among hardware.
Encryption method, encryption system, decryption method and the decryption system for the photo of the invention that the present invention is provided, can be answered
For in the terminal devices such as smart mobile phone, digital camera, not enumerating one by one herein.
It is also possible to which decryption and decryption applied to video file, its principle are identical.
Embodiment one
Referring to Fig. 1, showing the schematic flow sheet of the encryption method of photo provided in an embodiment of the present invention.
Specifically, the encryption method of the photo, including：
In step S101, when shooting portrait photo, the iris image of portrait is obtained.
It is understood that the acquisition of the iris image, is specifically included：
(1) when shooting portrait photo, iris image is obtained by camera；Or
(2) shoot after portrait photo, the iris image is intercepted from the portrait photo.
In step s 102, iris feature is extracted from the iris image, and carries out coding and forms iris-encoding.
It is understood that this step is specifically included：
(1) by determining inner circle (border of iris and pupil), cylindrical (border of iris and sclera) and conic section (rainbow
The border of film and upper lower eyelid) position in the picture, to carry out Iris Location；
(2) the iris size in iris image is normalized, to be adjusted to default fixed dimension；
(3) for iris image after normalization, brightness, contrast and smoothness etc. reason are carried out, to improve rainbow in image
The resolution of film feature；
(4) characteristic point needed for iris recognition is extracted from iris image using Algorithm of Iris Recognition, and it is carried out
Coding, to generate iris-encoding.
In step s 103, the portrait photo is carried out by the iris-encoding real-time encrypted.
In step S104, the real-time encrypted portrait photo is stored.
The encryption method of the photo of the present invention, by gathering iris image to be encoded to portrait photo, is marked to encryption
Targetedly selected, realize the real-time encrypted and safe of photo.
Embodiment two
Referring to Fig. 2, showing the schematic flow sheet of the encryption method of photo provided in an embodiment of the present invention.In Fig. 2 with
Step identical Fig. 1 is still started with S1, and the steps different from Fig. 1 are started with S2, to show its difference.
Specifically, the encryption method of the photo, including：
In step s 201, after image pickup mode is opened, count into mirror number.
It is described the step of count into mirror number, specifically include：
(1) portrait into mirror is indicated by display box；
(2) triggering command to each display box is received；And
(3) count triggering command number of times, as it is described enter mirror number.
It is understood that triggering to entering mirror portrait by display box, it can be effectively prevented from collecting unrelated people
The iris information of member.
In step S202, enter whether mirror number is more than 1 described in judgement.Wherein, if more than 1, performing step S203, if
No more than 1, then perform step S101.
In step S203, in the case of more than 1 people, in the shooting portrait photo, obtain respectively enter mirror people respectively
Iris image.
It is understood that the acquisition of the iris image, including：
(1) when shooting portrait photo, iris image is obtained by camera；Or
(2) shoot after portrait photo, the iris image is intercepted from the portrait photo.
In step S204, the iris feature for respectively entering mirror people is extracted respectively from the iris image for respectively entering mirror people, and
Encoded, formed it is each enter the corresponding iris-encoding of mirror people.
In step S205, setting or identification level of security, the level of security include：High and low two options.Wherein,
Step S206 is performed if level of security is low, step S207 is performed if level of security is high.
It is understood that the level of security can carry out batch setting according to spot for photography or shooting time section.Than
Such as, it is by spot for photography：Photo in certain colleges and universities be all set as level of security it is high, by working time section 9:00-17:00 photo
All it is set as that level of security is high.
In step S206, the portrait photo is carried out by the iris-encoding for respectively entering mirror people adding in real time respectively
It is close.
In this step, the iris-encoding is parallel, i.e. it is follow-up it is any enter mirror people all can individually decrypt.
In step S207, the iris-encoding for respectively entering mirror people is combined to generate combination pin, and pass through institute
State combination pin and encryption is combined to the portrait photo.
In this step, the iris-encoding is combination, i.e. it is follow-up it is all enter mirror people can all decrypt.
In step S208, the portrait photo is carried out by the iris-encoding for respectively entering mirror people adding in real time respectively
It is close.
It is understood that parallel encryption in the mode of the encryption, including above-mentioned steps S206, also including as described above
Combined ciphering in step S207.
In step S101, when entering shooting portrait photo in the case of mirror number is 1, the iris image of portrait is obtained.
In step s 102, iris feature is extracted from the iris image, and carries out coding and forms single iris-encoding.
In step s 103, the portrait photo is carried out by the single iris-encoding real-time encrypted.
In step S104, the real-time encrypted portrait photo is stored.
It is understood that the storage is real-time encrypted, including：The encrypting of single iris-encoding, many iris-encodings
Parallel encryption and the combined ciphering of many iris-encodings.
The encryption method of the photo of the present invention, by gathering iris image to be encoded to portrait photo, is marked to encryption
Targetedly selected, realize the real-time encrypted and safe of photo.
Embodiment three
Referring to Fig. 3, showing the module diagram of the encryption system of photo provided in an embodiment of the present invention.
Specifically, the encryption system 300 of the photo, including：
Statistical module 31, enters whether mirror number is more than 1 for counting into mirror number, and described in judgement.
Specifically, the statistical module 31 includes：Indicate submodule 311, triggering submodule 312 and statistics submodule
Block 313.Wherein, the sign submodule 311, for indicating the portrait into mirror by display box.The triggering submodule 312,
For receiving the triggering command to each display box.The statistic submodule 313, the number of times for counting triggering command, is used as institute
State into mirror number.
It is understood that triggering to entering mirror portrait by display box, it can be effectively prevented from collecting unrelated people
The iris information of member.
Acquisition module 32, for shooting during portrait photo, obtains the iris image of portrait.
Specifically, the acquisition module includes：Image submodule 321 or/and interception submodule 322.Wherein, it is described
Submodule 321 is imaged, iris image is obtained during portrait photo for shooting.The interception submodule 322, shines for shooting portrait
After piece, the iris image is intercepted from the portrait photo.
It is understood that when it is 1 to enter mirror number, the acquisition module 32 gathers the iris image of current portrait i.e.
Can, the usually closest or portrait specified.When entering mirror number more than 1, the acquisition module 322 is additionally operable to collection many
Different blocks in the iris image of portrait or the same portrait photo of interception.
Coding module 33, is connected to the acquisition module 32, for extracting iris feature from the iris image, goes forward side by side
Row coding forms iris-encoding.
Specifically, the coding module 33 includes：Iris Location submodule 331, normalization submodule 332, enhancer
Module 333 and encoding submodule 334.Wherein, the Iris Location submodule 331, for by determine inner circle (iris with
The border of pupil), cylindrical (border of iris and sclera) and conic section (border of iris and upper lower eyelid) in the picture
Position, to carry out Iris Location.Submodule 332 is normalized, for the iris size in iris image to be normalized,
To be adjusted to default fixed dimension.Strengthen submodule 333, for for iris image after normalization, carrying out brightness, contrast
With smoothness etc. reason, to improve the resolution of iris feature in image.Encoding submodule 334, for being calculated using iris recognition
Method extracts the characteristic point needed for iris recognition from iris image, and it is encoded, to generate iris-encoding.
Security module 34, for setting level of security, the level of security includes：High and low two options.
It is understood that the level of security can carry out batch setting according to spot for photography or shooting time section.Than
Such as, it is by spot for photography：Photo in certain colleges and universities be all set as level of security it is high, by working time section 9:00-17:00 photo
All it is set as that level of security is high.
The encrypting module 35, is connected to the coding module 33 and security module 34, for passing through the iris-encoding
The portrait photo is carried out real-time encrypted.
Specifically, the encrypting module 35 passes through the encryption of single iris when it is 1 to enter mirror number；When entering mirror number
More than 1 and during relatively low level of security, the portrait photo is carried out by the iris-encoding for respectively entering mirror people respectively real-time
Parallel encryption；And when enter mirror number more than 1 and high level of security when, by the iris-encoding for respectively entering mirror people be combined with
Combination pin is generated, and it is real-time encrypted to portrait photo progress by the combination pin.
Memory module 36, for storing the real-time encrypted portrait photo.
The encryption system of the photo of the present invention, by gathering iris image to be encoded to portrait photo, is marked to encryption
Targetedly selected, realize the real-time encrypted and safe of photo.
Example IV
Referring to Fig. 4, showing the schematic flow sheet of the decryption method of photo provided in an embodiment of the present invention.
Specifically, the decryption method of the photo, including：
In step S401, the file of storage photo is opened, and reads whole encryption photos in the file.
In step S402, according to the determined property level of security of the encryption photo, the level of security include it is high,
It is low.
Wherein, if level of security is low, step S403 is performed, step S405 is performed if level of security is high.
In step S403, when level of security is low, the iris image of active user is gathered.
In step s 404, iris feature is extracted from the iris image, and carries out coding and forms iris-encoding.
It is understood that this step is specifically included：
(1) by determining inner circle (border of iris and pupil), cylindrical (border of iris and sclera) and conic section (rainbow
The border of film and upper lower eyelid) position in the picture, to carry out Iris Location；
(2) the iris size in iris image is normalized, to be adjusted to default fixed dimension；
(3) for iris image after normalization, brightness, contrast and smoothness etc. reason are carried out, to improve rainbow in image
The resolution of film feature；And
(4) characteristic point needed for iris recognition is extracted from iris image using Algorithm of Iris Recognition, and it is carried out
Coding, to generate iris-encoding.
In step S405, when level of security is high, the iris image of multiple users is gathered, and by the multiple rainbows gathered
Film image is carried out after feature extraction, coding, and multiple iris-encodings are combined to generate combination pin.
In step S406, whole encryptions in the file are shone by the iris-encoding or the combination pin
Piece is decrypted.
It is understood that the decryption, including：By the decryption of single iris-encoding, the parallel decryption of many iris-encodings,
And the combination decryption of many iris-encodings.
In step S 407, the photo of successful decryption is shown.
The decryption method of the photo of the present invention, by gathering iris image to be encoded to portrait photo, is marked to encryption
Targetedly selected, realize the real time decrypting of photo and safe.
Embodiment five
Referring to Fig. 5, showing the module diagram of the decryption system of photo provided in an embodiment of the present invention.
Specifically, the decryption system 500 of the photo, including：Starting module 51, extraction module 52, deciphering module 53,
And display module 54.
Starting module 51, for when opening the file of storage photo, gathering the iris image of active user.
Extraction module 52, iris-encoding is formed for extracting iris feature from the iris image, and carrying out coding.
Deciphering module 53, for whole encryption photos in the file to be decrypted by the iris-encoding.
Specifically, the deciphering module 53 includes：Reading submodule 531, judging submodule 532, low deciphering module
533 and high deciphering module 534.
Wherein, the reading submodule 531, for reading whole encryption photos in the file.It is described to judge son
Module 532, for the determined property level of security according to the encryption photo, the level of security includes high and low.The low solution
Close module 533, for when level of security is low, being decrypted by the iris-encoding of active user.The high deciphering module
534, for when level of security is high, notifying the acquisition module to continue to gather the iris image of multiple users, and carried by described
The multiple iris images gathered are carried out feature extraction, coding by modulus block, and multiple iris-encodings are combined to generate
Combination pin, and the photo is decrypted by the combination pin.
It is understood that the decryption, including：By the decryption of single iris-encoding, the parallel decryption of many iris-encodings,
And the combination decryption of many iris-encodings.
Display module 54, the photo for showing successful decryption.
It is understood that embodiments of the invention are mainly provided carries out Unified to all encrypting photo in file
Method that is close and showing, further, it is also possible to be decrypted one by one to photo, its principle is similar, will not be repeated here.
The decryption system of the photo of the present invention, by gathering iris image to be encoded to portrait photo, is marked to encryption
Targetedly selected, realize the real time decrypting of photo and safe.
Encryption method, encryption system, decryption method and the decryption system of photo provided in an embodiment of the present invention belong to same
Design, it implements process and refers to specification in full, and here is omitted.
In summary, although the present invention it is disclosed above with preferred embodiment, but above preferred embodiment and be not used to limit
The system present invention, one of ordinary skill in the art without departing from the spirit and scope of the present invention, can make various changes and profit
Adorn, therefore protection scope of the present invention is defined by the scope that claim is defined.
Claims (10)
1. a kind of encryption method of photo, it is characterised in that including：
Count into mirror number, when shooting portrait photo, the iris image for respectively entering mirror people is obtained respectively；
Extract the iris feature for respectively entering mirror people respectively from the iris image for respectively entering mirror people, and carry out coding formed it is each enter
The corresponding iris-encoding of mirror people；
By the iris-encoding to the portrait photo carry out it is real-time encrypted, it is described it is real-time encrypted including：
When the immigration number is 1, the corresponding iris-encoding of the immigration people is single iris-encoding, and by described single
Iris-encoding is real-time encrypted to the portrait photo；
When it is described enter mirror number be more than 1, and level of security for it is low when, respectively by the iris-encoding for respectively entering mirror people to described
Portrait photo carries out parallel encryption in real time；
When it is described enter mirror number be more than 1, and level of security for it is high when, the iris-encoding for respectively entering mirror people is combined with life
Combined in real time encryption is carried out to the portrait photo into combination pin, and by the combination pin；And
Store the real-time encrypted portrait photo.
2. encryption method as claimed in claim 1, it is characterised in that during the shooting portrait photo, obtains the iris of portrait
Image, including：
When shooting the portrait photo, iris image is obtained by camera；Or
Shoot after the portrait photo, the iris image is intercepted from the portrait photo.
3. encryption method as claimed in claim 1, it is characterised in that extract the iris feature for respectively entering mirror people respectively, afterwards also
Including：
Level of security is set, the level of security includes：High and low two options.
4. encryption method as claimed in claim 1, it is characterised in that described to count into mirror number, is specifically included：
Portrait into mirror is indicated by display box；
Receive the triggering command to each display box；And
Count triggering command number of times, as it is described enter mirror number.
5. a kind of encryption system of photo, it is characterised in that including：
Statistical module, for counting into mirror number；
Acquisition module, for shooting during portrait photo, obtains the iris image for respectively entering mirror people respectively；
Coding module, the iris feature of mirror people is respectively entered for being extracted respectively from the iris image for respectively entering mirror people, and is carried out
Coding formed it is each enter the corresponding iris-encoding of mirror people；
Encrypting module, for when the immigration number being 1, the corresponding iris-encoding of the immigration people being set into single iris and compiled
Code, and it is real-time encrypted to the portrait photo by the single iris-encoding；And enter mirror number described in more than 1, and peace
When full rank is low, parallel encryption in real time is carried out to the portrait photo by the iris-encoding for respectively entering mirror people respectively；With
And when it is described enter mirror number be more than 1, and level of security for it is high when, the iris-encoding for respectively entering mirror people is combined to generate
Combination pin, and combined in real time encryption is carried out to the portrait photo by the combination pin；And
Memory module, for storing the real-time encrypted portrait photo.
6. encryption system as claimed in claim 5, it is characterised in that the acquisition module includes：
Submodule is imaged, iris image is obtained during the portrait photo for shooting；Or/and
Submodule is intercepted, for shooting after the portrait photo, the iris image is intercepted from the portrait photo.
7. encryption system as claimed in claim 5, it is characterised in that also include：
Security module, for setting level of security, the level of security includes：High and low two options.
8. encryption system as claimed in claim 5, it is characterised in that the statistical module includes：
Submodule is indicated, for indicating the portrait into mirror by display box；
Submodule is triggered, for receiving the triggering command to each display box；And
Statistic submodule, the number of times for counting triggering command, as it is described enter mirror number.
9. a kind of decryption method of photo, it is characterised in that including：
Open the file of storage photo；
Gather the iris image of active user；
Iris feature is extracted from the iris image, and carries out coding and forms iris-encoding；
Whole encryption photos in the file are decrypted by the iris-encoding, the decryption is specifically included：
Read whole encryption photos in the file；
According to the determined property level of security of the encryption photo, the level of security includes high and low；
When level of security is low, it is decrypted by the iris-encoding of active user；And
When level of security is high, continue to gather the iris image of multiple users, and the multiple iris images gathered are carried out into spy
Levy after extraction, coding, multiple iris-encodings are combined to generate combination pin, and shone by the combination pin described
Piece is decrypted；And
Show the photo of successful decryption.
10. a kind of decryption system of photo, it is characterised in that including：
Starting module, for when opening the file of storage photo, gathering the iris image of active user；
Extraction module, iris-encoding is formed for extracting iris feature from the iris image, and carrying out coding；
Deciphering module, for whole encryption photos in the file to be decrypted by the iris-encoding, the solution
Close module includes：
Reading submodule, for reading whole encryption photos in the file；
Judging submodule, for the determined property level of security according to the encryption photo, the level of security includes high and low；
Low deciphering module, for when level of security is low, being decrypted by the iris-encoding of active user；
High deciphering module, for when level of security is high, notifying the acquisition module to continue to gather the iris image of multiple users,
And the multiple iris images gathered are subjected to feature extraction, coding by the extraction module, and multiple iris-encodings are carried out
The photo is decrypted by the combination pin with generating combination pin for combination；And
Display module, the photo for showing successful decryption.
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| CN106022782A (en) * | 2016-07-13 | 2016-10-12 | 孙智博 | Iris payment system |
| CN106161947A (en) * | 2016-08-01 | 2016-11-23 | 乐视控股（北京）有限公司 | Photo encryption method and system for camera terminal |
| CN106372522A (en) * | 2016-09-29 | 2017-02-01 | 宇龙计算机通信科技(深圳)有限公司 | Photo shooting method, corresponding device, photo viewing method and corresponding device |
| CN106686586B (en) * | 2016-12-29 | 2020-08-11 | 北京泛安信息技术有限公司 | Wireless transmission system and encryption and decryption method thereof |
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