CN110163100A - The anti-display of taking pictures of one kind - Google Patents
The anti-display of taking pictures of one kind Download PDFInfo
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- CN110163100A CN110163100A CN201910308248.7A CN201910308248A CN110163100A CN 110163100 A CN110163100 A CN 110163100A CN 201910308248 A CN201910308248 A CN 201910308248A CN 110163100 A CN110163100 A CN 110163100A
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- mobile phone
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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
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/82—Protecting input, output or interconnection devices
- G06F21/84—Protecting input, output or interconnection devices output devices, e.g. displays or monitors
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/10—Terrestrial scenes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/20—Movements or behaviour, e.g. gesture recognition
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/80—Camera processing pipelines; Components thereof
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- Theoretical Computer Science (AREA)
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- Computer Vision & Pattern Recognition (AREA)
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Abstract
The invention discloses the anti-displays of taking pictures of one kind, including built-in camera shooting acquisition module, built-in identification judging module and built-in control module, wherein: camera shooting acquisition module built in described sends built-in identification judging module to using image before camera captured in real-time crawl display screen, and by image before display screen；The built-in identification judging module carries out identification judgement to photographing device and movement of taking pictures, and records to the behavior of taking pictures, while will differentiate that result is exported to built-in control module；The built-in control module controls display screen power supply circuit according to differentiation result, to realize automatic guard setup and function of withdrawing a garrison.Compared with prior art, the positive effect of the present invention is: the present invention can monitor in real time and the photographing devices such as automatic identification mobile phone, movement of taking pictures, and records to the behavior of taking pictures.The present invention is effectively prevented by taking pictures the problem of causing leakage of information to display screen, is carried out real-time guard to screen message, is improved the timeliness of the safety of information, the accuracy of threat early warning and protection.
Description
Technical field
The invention belongs to computer information safety technique fields, and in particular to the anti-display of taking pictures of one kind.
Background technique
As mobile phone etc. has the universal of the portable device of camera function, by equipment such as mobile phones to computer screen content
The steal information that take pictures is most universal, a kind of mode that is easiest to for leading to leakage of information.However at present to preventing screen from clapping
According to means compare shortage, it is not very practical.
A kind of current anti-salvo taken pictures is to add watermark to the concerning security matters content shown on screen, and this method is certain
The risk that information is stolen is reduced in degree, but because of the special format that some files have, insertion watermark has inconvenience more.Separately
Outside, this method steals that comparison is passive for preventing information to be photographed, the generation for the steal information event that can not actively prevent to take pictures.
How anti-the take pictures application of more universality is provided, it is ensured that screen message is not illegally shot or stolen, and is realized to screen
Curtain information it is long when monitoring, active defense and real-time early warning, the problem of this becomes information security field urgent need to resolve.
Summary of the invention
It is main comprising built-in the present invention provides the anti-display of taking pictures of one kind in order to overcome the disadvantages mentioned above of the prior art
Image acquisition module, built-in identification judging module and control module, can monitor in real time and the photographing devices such as automatic identification mobile phone with
It takes pictures movement, and the behavior of taking pictures is recorded, while having the function of actively to set up defences and function of withdrawing a garrison automatically.In addition, the display
The built-in automatic alarm module of device carries out single machine alarm, also can be transmitted to monitoring center and realizes remote alarming function.Prevent taking pictures aobvious
Show that device can effectively prevent carrying out real-time guard by taking pictures the problem of causing leakage of information to display screen to screen message, mentioning
The high safety of information, the accuracy of threat early warning and protection timeliness.
The technical solution adopted by the present invention to solve the technical problems is: one kind anti-take pictures display, including built-in camera shooting
Acquisition module, built-in identification judging module and built-in control module, in which: the built-in camera shooting acquisition module is real using camera
When shooting crawl display screen before image, and image before display screen is sent to and built-in identifies judging module；The built-in identification is sentenced
Certainly module carries out identification judgement to photographing device and movement of taking pictures, and records to the behavior of taking pictures, while will differentiate that result is defeated
Built-in control module is given out；The built-in control module controls display screen power supply circuit according to differentiation result, thus real
Existing automatic guard setup and function of withdrawing a garrison.
Compared with prior art, the positive effect of the present invention is:
Anti- display of taking pictures of the invention can monitor in real time and the photographing devices such as automatic identification mobile phone, movement of taking pictures, and right
The behavior of taking pictures is recorded, while having the function of actively to set up defences and function of withdrawing a garrison automatically.In addition, the built-in automatic report of the display
Alert module carries out single machine alarm, also can be transmitted to monitoring center and realizes remote alarming function.The present invention, which effectively prevents, to be passed through
It takes pictures the problem of causing leakage of information to display screen, real-time guard is carried out to screen message, improve the safety of information, threaten
The accuracy of early warning and the timeliness of protection.
Detailed description of the invention
Examples of the present invention will be described by way of reference to the accompanying drawings, in which:
Fig. 1 is anti-each the functional block diagram of display of photographing secretly；
Fig. 2 is identification judging module judging process schematic diagram；
Fig. 3 is control module control process schematic diagram.
Specific embodiment
The anti-display of taking pictures of one kind, as shown in Figure 1, comprising: built-in camera shooting acquisition module, built-in identification judging module, interior
Set control module, alarm module etc., in which:
(1) built-in camera shooting acquisition module obtains image using camera, and the image that will acquire is supplied to built-in identification and sentences
Certainly module.
(2) built-in identification judging module by take the method for deep learning and image recognition to the photographing devices such as mobile phone into
Row identification, to taking pictures, movement is identified, and is recorded to the behavior of taking pictures.
(3) control module built in, that is, display plug-in control module, the module are differentiated according to identification judging module
Out as a result, realizing automatic guard setup by control display screen intensity or power supply and withdrawing a garrison function.Increased anti-circuit of taking pictures
It is completely independent with module and the transmission of display on-screen-display message, processing circuit, only controls display screen power supply circuit.
(4) alarm module.The built-in automatic alarm module of display carries out single machine alarm, also can be transmitted to monitoring center reality
Existing remote alarming function.In order to make the objectives, technical solutions, and advantages of the present invention clearer, right below in conjunction with attached drawing
Specific embodiments of the present invention are described in detail.
1 camera shooting acquisition module
Built-in camera shooting acquisition module obtains image using camera, and the image that will acquire is supplied to built-in identification judgement mould
Block.
2 identification judging modules
Built-in identification judging module is realized by the method for taking deep learning and image recognition and is stolen with the presence or absence of taking pictures
The intelligent recognition function of information state.
Identification judging module is mainly made of two parts: a part is training process, and a part is identification process.It trained
Journey includes by the input of the sorted trained picture of sample label, repetition learning and depth network training and forming classification mould
Type；Identification process includes that the crawl of camera random shooting tests the input of picture, judgement is compared with exemplar library, will be
The no result output that there is steal information situation of taking pictures.
As shown in Fig. 2, the judging process of identification judging module includes the following steps:
Step 1: whether there is or not situation picture labeling pretreatments of taking pictures:
In the present invention, photographing device is taken the mobile phone as an example, and there are mainly two types of method, one kind is to have for picture tag classification pretreatment
Without situation Direct Classification of taking pictures, another kind is mark classification.
Method one is classified as " having by different brands mobile phone and using mobile phone from the photo of the behavior of taking pictures of different shooting angles
The picture of non-mobile phone is classified as " no mobile phone " classification by mobile phone " classification.In order to improve discrimination, non-cell phone type selection and mobile phone sample
The higher contrast sample of this similarity, for example, sports goods, daily necessities, food, stationery etc..
Method two, does not need non-picture of mobile telephone, it is only necessary to be marked out and in the picture for having mobile phone.In annotation process
In, there are three types of notation methods, first is that mobile phone rear camera is only marked, second is that being labeled to whole mobile phone, third is that camera shooting
Head and whole mobile phone combine mark, fourth is that combining mark to mobile phone and hand in human hand held mobile phone photograph.
Step 2: whether there is or not sample databases of taking pictures to establish:
Method one, will be containing different brands mobile phone and using mobile phone from " the having mobile phone " of the behaviors of taking pictures of different shooting angles
Photo is respectively stored under different files from " no mobile phone " photo, establishes " having mobile phone " sample database and " no mobile phone " sample database.
Method two will have the picture of mobile phone, after marking according to four kinds of modes in step 1, be stored in " having mobile phone "
Under file, " having mobile phone " sample database is established.
Step 3: training process:
" having mobile phone " sample after labeling is input to " no mobile phone " sample as training picture by method one
Training process calls training program to be trained training picture, by repetition learning and depth network training, is formed accurate
The template classification results model of " having mobile phone " and " no mobile phone ".
" having mobile phone " sample that mark is formed after good is input to training process as training picture, calls instruction by method two
Practice program to be trained training picture, by the repetition learning and depth network training to picture mark part, it is accurate to be formed
Training result model.
Step 4: identification process:
Method one, the picture that camera captured in real-time is grabbed pass through profile to picture as input, operation recognizer
Identification, is made decisions using trained template classification results model, for " having mobile phone " and " no mobile phone " two kinds of situation difference
Similarity is provided, and similarity result is exported.If percentage threshold of the similarity court verdict beyond setting, sentences calling
Disconnected picture carries out record preservation.
Method two, the picture that camera captured in real-time is grabbed as input, operation recognizer to picture by color,
Edge, texture etc. quickly recognize target, are made decisions using trained results model, the one or more hands that will identify that
Machine carries out quickly positioning and frame choosing in real time, provides similarity result, while carrying out record preservation to current picture.
The photographing device of this process is only preferred with mobile phone, but not restrictive meaning, is had for other
The equipment of shooting function, the above method are equally applicable.
3 control modules
Control module controls display screen intensity or electricity as a result, passing through according to what built-in board identification module was determined
Realize automatic guard setup and withdraw a garrison function that detailed process is as shown in Figure 3 in source.
If there are the photographing devices such as mobile phone close to display, or there are the suspicious actions taken pictures, movement to occur, display screen is then dimmed
Or power-off.If control module is taken the photograph according to before camera, whether someone occurs controlling the variation of display screen without taking pictures situation
As someone Shi Liangping before head, nobody when dark screen or power-off.Increased anti-take pictures circuit and module and the transmission of display on-screen-display message,
Processing circuit is completely independent, and only controls display screen power supply circuit.
4 alarm modules
When identify in scene there is illegality equipment (mobile phone) or take pictures behavior when, alarm module can ring alarm play report
Alert effect.The built-in automatic alarm module of display carries out single machine alarm, also can be transmitted to monitoring center and realizes remote alarms function
Can, as shown in Figure 1.
The above is only one embodiment of the present invention, it is noted that the present invention is suitable for different platform (CPU/
GPU) and different operating system (Windows/Linux/ Android), for those skilled in the art, not
Several improvement can also be made under the premise of being detached from the principle of the invention, these improvement also should be regarded as safeguard measure of the invention.
Claims (10)
1. the anti-display of taking pictures of one kind, it is characterised in that: including built-in camera shooting acquisition module, built-in identification judging module and built-in
Control module, in which: the built-in camera shooting acquisition module uses image before camera captured in real-time crawl display screen, and will display
Image sends built-in identification judging module to before shielding；The built-in identification judging module knows photographing device and movement of taking pictures
It does not adjudicate, and the behavior of taking pictures is recorded, while will differentiate that result is exported to built-in control module；The built-in control module
Display screen power supply circuit is controlled according to differentiation result, to realize automatic guard setup and function of withdrawing a garrison.
2. a kind of anti-display of taking pictures according to claim 1, it is characterised in that: the knowledge of the built-in identification judging module
Other judging process includes the following steps:
Step 1: establishing with and without sample database of taking pictures；
Step 2: training process is input to using the picture in sample database as training picture, by repetition learning and depth network
Training, forms accurate training result model；
Step 3: being obtained using image before the display screen of built-in camera shooting acquisition module captured in real-time crawl as input using step 2
To training result model make decisions.
3. a kind of anti-display of taking pictures according to claim 2, it is characterised in that: foundation described in step 1 is with and without taking pictures
The method of sample database are as follows:
(1) " having mobile phone " class is classified as from the photo of the behavior of taking pictures of different shooting angles by different brands mobile phone and using mobile phone
Not, the picture of non-mobile phone is classified as " no mobile phone " classification, " having mobile phone " classification photo stores respectively with " no mobile phone " classification photo
Under different files, " having mobile phone " sample database and " no mobile phone " sample database are established；
(2) mobile phone is marked out in the picture for having mobile phone, after marking according to notation methods, is stored in the text of " having mobile phone "
Under part folder, " having mobile phone " sample database is established.
4. a kind of anti-display of taking pictures according to claim 3, it is characterised in that: training process packet described in step 2
It includes:
(1) sample that " will have mobile phone " and " no mobile phone " sample are as training picture, by repetition learning and depth network training, shape
At the template classification results model of accurate " having mobile phone " and " no mobile phone "；
(2) using " having mobile phone " sample formed after mark as training picture, by picture mark part repetition learning with
Depth network training forms accurate training result model.
5. a kind of anti-display of taking pictures according to claim 4, it is characterised in that: judging process packet described in step 3
It includes:
(1) using image before the display screen of built-in camera shooting acquisition module captured in real-time crawl as input, recognizer is run to figure
Piece is made decisions, for " having mobile phone " and " no mobile phone " two by outline identification using trained template classification results model
Kind situation provides similarity respectively, and similarity result is exported；If percentage threshold of the similarity court verdict beyond setting,
The picture of judgement will be called to carry out record preservation；
(2) using image before the display screen of built-in camera shooting acquisition module captured in real-time crawl as input, recognizer is run to figure
Piece quickly recognizes target by color, edge, texture, is made decisions using trained results model, will identify that one
A or multiple mobile phones carry out quickly positioning and frame choosing in real time, provide similarity result, while carrying out record preservation to current picture.
6. a kind of anti-display of taking pictures according to claim 5, it is characterised in that: the built-in control module is according to differentiation
As a result method display screen power supply circuit controlled are as follows: result is to have photographing device close to display, or have bat if differentiating
According to suspicious actions, movement occur when, then by display screen it is dimmed or power-off；If differentiating, result is without situation of taking pictures, built-in control
Module then according to before camera whether someone occur control display screen variation: someone Shi Liangping before camera, nobody when
Dark screen or power-off.
7. a kind of anti-display of taking pictures according to claim 3, it is characterised in that: the picture for being classified as " no mobile phone " classification is adopted
With with the higher contrast sample of picture similarity in " having mobile phone " sample database.
8. a kind of anti-display of taking pictures according to claim 3, it is characterised in that: for there is the picture of mobile phone to be labeled
Mode include: first is that mobile phone camera is only marked, second is that being labeled to whole mobile phone, third is that camera and whole mobile phone
In conjunction with mark, fourth is that combining mark to mobile phone and hand in human hand held mobile phone photograph.
9. a kind of anti-display of taking pictures according to claim 1, it is characterised in that: the built-in automatic report of setting in the display
Alert module, the signal for receiving built-in control module carry out single machine alarm.
10. a kind of anti-display of taking pictures according to claim 1, it is characterised in that: the built-in control module will alarm
Signal is sent to monitoring center and realizes remote alarms.
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| CN201910308248.7A CN110163100B (en) | 2019-04-17 | 2019-04-17 | Anti-photographing display |
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| CN110572618A (en) * | 2019-09-24 | 2019-12-13 | 增长引擎（北京）信息技术有限公司 | Illegal photographing behavior monitoring method, device and system |
| CN111225187A (en) * | 2020-01-16 | 2020-06-02 | 厦门博海中天信息科技有限公司 | Intelligent monitoring method and device for recognizing photo taking prevention of mobile phone and readable medium |
| CN111639592A (en) * | 2020-05-28 | 2020-09-08 | 苏州深信达网络科技有限公司 | Electronic display screen anti-photographing system and method |
| CN111985331A (en) * | 2020-07-20 | 2020-11-24 | 中电天奥有限公司 | Detection method and device for preventing secret of business from being stolen |
| CN114998086A (en) * | 2022-07-28 | 2022-09-02 | 合肥高维数据技术有限公司 | Method for manufacturing test sample of screen invisible watermark embedding program and test method |
| CN115529482A (en) * | 2021-06-25 | 2022-12-27 | 海信集团控股股份有限公司 | Screen recording prevention method and related device |
| CN115795543A (en) * | 2022-12-02 | 2023-03-14 | 哈尔滨暖一杯茶科技有限公司 | Computer information security sharing system and method based on big data |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111225187A (en) * | 2020-01-16 | 2020-06-02 | 厦门博海中天信息科技有限公司 | Intelligent monitoring method and device for recognizing photo taking prevention of mobile phone and readable medium |
| CN111639592A (en) * | 2020-05-28 | 2020-09-08 | 苏州深信达网络科技有限公司 | Electronic display screen anti-photographing system and method |
| CN111985331A (en) * | 2020-07-20 | 2020-11-24 | 中电天奥有限公司 | Detection method and device for preventing secret of business from being stolen |
| CN111985331B (en) * | 2020-07-20 | 2024-05-10 | 中电天奥有限公司 | Detection method and device for preventing trade secret from being stolen |
| CN115529482A (en) * | 2021-06-25 | 2022-12-27 | 海信集团控股股份有限公司 | Screen recording prevention method and related device |
| CN114998086A (en) * | 2022-07-28 | 2022-09-02 | 合肥高维数据技术有限公司 | Method for manufacturing test sample of screen invisible watermark embedding program and test method |
| CN115795543A (en) * | 2022-12-02 | 2023-03-14 | 哈尔滨暖一杯茶科技有限公司 | Computer information security sharing system and method based on big data |
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|---|---|
| CN110163100B (en) | 2022-04-01 |
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