CN109040694B - System and method for synchronizing and preventing multiple video images from being tampered - Google Patents
System and method for synchronizing and preventing multiple video images from being tampered Download PDFInfo
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- CN109040694B CN109040694B CN201811017635.7A CN201811017635A CN109040694B CN 109040694 B CN109040694 B CN 109040694B CN 201811017635 A CN201811017635 A CN 201811017635A CN 109040694 B CN109040694 B CN 109040694B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/06—Generation of synchronising signals
- H04N5/067—Arrangements or circuits at the transmitter end
- H04N5/073—Arrangements or circuits at the transmitter end for mutually locking plural sources of synchronising signals, e.g. studios or relay stations
- H04N5/0733—Arrangements or circuits at the transmitter end for mutually locking plural sources of synchronising signals, e.g. studios or relay stations for distributing synchronisation pulses to different TV cameras
Abstract
The invention relates to a system and a method for synchronizing and preventing multiple video images, which comprises a main camera, a sub-camera and an information synchronization device, wherein the information synchronization device comprises two information display surfaces, namely a main display surface and a sub-display surface, and the two display surfaces display synchronization information; the sub-camera lens is aligned to products produced in a production site, product code information is marked on each product, and the sub-camera acquires code information of each product; the lens of the main camera is aligned to a production site, the sub-camera is positioned in the shooting range of the main camera, and the main camera records the process of acquiring product information by the sub-camera; the synchronous information displayed by the two display surfaces is simultaneously acquired by the main camera and the sub-camera respectively. The invention is used for a system for synchronizing multiple video images and preventing the video images from being tampered. A multi-video image synchronization and anti-tampering method adopts the multi-video image synchronization and anti-tampering system to prevent video image tampering.
Description
Technical Field
The invention relates to a system and a method for synchronizing multiple video images and preventing tampering.
Background
In recent years, with the popularization and the deepening development of information technology, informatization construction of various industries is deepened, enterprises pay more attention to centralized management, production, sales, logistics, after-sales service and the like by using technical means such as networks, computers and the like, and informatization assists the rapid development and the improvement of the enterprises from various aspects.
In modern production practice, the use of video surveillance has been deeply embedded in various aspects of people's productive life. The requirements for video monitoring application are also different, and the functions mainly provided by monitoring videos in practice, production and life are convenient for managers to control production sites and find problems. Due to the characteristics of the camera and the display equipment, the image can be displayed on a plane display, so that the image at the near end of the camera is clear, and sometimes important information at the far end of the camera is often reduced and weakened, and sometimes the information plays a very key role in controlling production and managing product quality. At present, the common solution to this problem is to add more cameras, which results in the production supervisor needing to see more image data, needing to continuously call and switch images, and being inconvenient even if the control site and quality are controlled. Meanwhile, if the image data is provided to other off-site viewers, such as consumers, there is a trust problem, that is, there is a question about the possibility of counterfeiting because the image information captured by the added camera is whether the image information captured by the camera is the image information of the other video image with the reduced and weakened key information, and whether the content of multiple cameras is linked to the image information of the same time and space, and so on. Meanwhile, the characteristics of industrial production are the extreme thunderstorm property of image data, and the produced products can not be distinguished by simple images at all in appearance, so that the images produced by different time spaces can be displayed or synthesized into one image to be displayed to a viewer, false and forged image information is provided for the viewer, and the judgment of the viewer is misled.
Meanwhile, in modern anti-counterfeiting technologies, people develop a new anti-counterfeiting technology of internet + by comparing the real product characteristics with the product characteristics such as images and pictures stored in the internet server (for example, patent: 201810528575.9, CN 200810198662.9), and how to overcome the above disadvantages, the development of anti-counterfeiting image picture technology is very important for the development of the anti-counterfeiting technology of internet + is important.
Therefore, it is necessary to provide a solution for accurately providing safe and real video information in a video as much as possible while displaying weakened important information, so as to provide a real and reliable judgment basis for a video viewer.
Disclosure of Invention
The invention aims to provide a system and a method for synchronizing multiple video images and preventing tampering, which meet the requirement of people on judging the reliability of videos.
In order to solve the above technical problem, the present invention provides a system for multiple video image synchronization and tamper resistance, comprising a main camera, a sub-camera and an information synchronization device,
the information synchronization device comprises two information display surfaces, namely a main display surface and a sub display surface, wherein the two display surfaces display synchronization information;
the sub-camera lens is aligned with the characteristic information of the products produced in the production site, and the sub-camera acquires pictures and/or photographic information of the characteristic information of each product;
the lens of the main camera is aligned to a production site, the sub-camera is positioned in the shooting range of the main camera, and the main camera records the process of acquiring product information by the sub-camera;
the main display surface is located in the shooting range of the main camera, the sub display surfaces are located in the shooting range of the sub cameras, and the synchronous information displayed by the two display surfaces is simultaneously acquired by the main camera and the sub cameras respectively.
Furthermore, the information synchronization device comprises a clock and a mirror surface, the clock is a main display surface, the mirror surface is a sub display surface, and the time information recorded by the clock is imaged in the mirror surface;
the main camera lens collects clock information;
and the sub-camera lens collects time information in the mirror surface.
Furthermore, the information synchronization device comprises a clock chip, a main display screen and a sub display screen, wherein the clock chip is respectively connected with the main display screen and the sub display screen and synchronizes the time information on the two display screens for display.
Further, the main camera and the sub-cameras are connected with a control terminal, and a composite video is formed at the control terminal by the main video recorded by the main camera and the sub-video recorded by the sub-cameras.
The control terminal is in network transmission connection with the cloud database, and the control terminal transmits the synthesized video to the cloud database.
A multiple video image synchronization, anti-tampering method, adopt the above-mentioned multiple video image synchronization, anti-tampering system, including the following steps;
s1, the sub monitoring area of the sub camera faces to the products on the production line, and the synchronization information displayed on the sub display surface of the synchronization device and the code information of the products are acquired by the sub camera;
s2, the main monitoring area of the main camera faces the production line, the synchronization information displayed on the main display surface of the synchronization device is collected by the main camera, and meanwhile, the main camera monitors the sub-cameras to collect product information;
s3, forming a composite video by the main video recorded by the main camera and the sub video recorded by the sub camera at the control terminal, and uploading the composite video to a cloud database;
s4, the user logs in the cloud database, looks up the composite video in the cloud database according to the characteristic information of each product, and judges whether the video of the product in the production process is tampered according to the consistency of the synchronous information in the composite video.
The invention has the advantages that the system and the method are used for the multiple video image synchronization and anti-tampering system, have strong anti-string modification property and easy identification, can highlight key production information in production on the basis of improving the safety of a plurality of videos, and keep the consistency of video contents in time and space dimensions.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic diagram of an embodiment 1 of the present invention for a multiple video image synchronization and tamper-proofing system and method thereof;
FIG. 2 is a schematic diagram of an embodiment 2 of the present invention for a multiple video image synchronization and tamper-proofing system and method thereof;
the system comprises a main camera 1, a main camera 2, a sub camera 3, a clock 4, a mirror face 5, a main display screen 6 and a sub display screen.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
Example one
As shown in fig. 1, a system for synchronizing multiple video images and preventing tampering includes a main camera 1, a sub-camera 2 and an information synchronization device, where the information synchronization device includes two information display surfaces, a main display surface and a sub-display surface, and the two display surfaces display synchronization information.
The lens of the sub-camera 2 is aligned with products produced in a production site, product code information is marked on each product, and the sub-camera 2 is used for collecting characteristic information of each product; the characteristic information may be, for example, product code information respectively marked on each product; the sub-camera 2 collects pictures and/or photographic information of the characteristic information of each product;
the lens of the main camera 1 is aligned to a production site, the sub-camera 2 is positioned in the shooting range of the main camera 1, and the main camera 1 records the process of acquiring product information by the sub-camera 2;
the main display surface is located in the shooting range of the main camera 1, the sub display surfaces are located in the shooting range of the sub camera 2, and the synchronous information displayed by the two display surfaces is simultaneously acquired by the main camera 1 and the sub camera 2 respectively.
The information synchronization device comprises a clock 3 and a mirror 4, wherein the clock 3 is a main display surface, the mirror 4 is a sub display surface, and time information recorded by the clock 3 is imaged in the mirror 4; the lens of the main camera 1 acquires information of a clock 3; and the lens of the sub-camera 2 acquires time information in the mirror surface 4. Imaged by mirror 4. It is ensured that the time information acquired by the main camera 1 and the sub-camera 2 is completely synchronized.
In order to facilitate watching of the main video and the sub-video, the main camera 1 and the sub-camera 2 are connected with a control terminal, and the main video recorded by the main camera 1 and the sub-video recorded by the sub-camera 2 form a composite video at the control terminal. In the synthesized video, the main video is a large picture, and the sub-video is a small picture, so that the synthesized video is convenient for an observer to check.
In order to realize the whole network view of the composite video, the system further comprises a cloud database, the control terminal and the cloud database form network transmission connection, and the control terminal transmits the composite video to the cloud database.
In the embodiment, time information synchronization is realized through the clock 3 and the mirror surface 4, the sub-camera 2 is located in the range of the main camera 1, so that spatial synchronization is realized, the sub-camera 2 monitors operation of products on a production line, the operation process of the products is always monitored, the main camera 1 monitors the whole production line, and the products cannot be falsified and forged in the whole production process from the aspects of space and time.
The user can look over the production picture that main camera 1, sub-camera 2 gathered more from the high in the clouds through the network, knows the flow of whole product on the production line, and the whole process of production is public transparent, can make the user establish the confidence to the manufacturing process of this product.
A multiple video image synchronization, anti-tampering method, adopt the above-mentioned multiple video image synchronization, anti-tampering system, including the following steps;
s1, enabling the sub monitoring area of the sub camera 2 to face products on the production line, and collecting coding information on the products, such as two-dimensional codes; the time information and the code information of the product displayed by the mirror surface 4 are collected by the sub-camera 2;
s2, the main monitoring area of the main camera 1 faces the production line, the time information of the clock 3 is collected by the main camera 1, and meanwhile, the main camera 1 monitors the sub-camera 2 to collect the product information;
s3, forming a composite video by the main video recorded by the main camera 1 and the sub video recorded by the sub camera 2 at the control terminal, and uploading the composite video to a cloud database;
s4, a user logs in a cloud database, composite videos of corresponding products are checked in the cloud database according to the mark code information of each product, the composite videos are guaranteed to be synchronous from time and space respectively, the composite videos are guaranteed not to be tampered, the user can check the operation condition of the whole product on a production line through the videos and the product characteristic information, the product is guaranteed to be a genuine product, fake and fake products are avoided being bought, and accordingly the sense of trust of the product is built.
Example two
As shown in fig. 2, a system for synchronizing multiple video images and preventing tampering includes a main camera 1, a sub-camera 2 and an information synchronization device, where the information synchronization device includes two information display surfaces, a main display surface and a sub-display surface, and the two display surfaces display synchronization information.
The lens of the sub-camera 2 is aligned with products produced in a production site, product code information is marked on each product, and the sub-camera 2 is used for collecting characteristic information of each product; the characteristic information may be, for example, product code information respectively marked on each product;
the lens of the main camera 1 is aligned to a production site, the sub-camera 2 is positioned in the shooting range of the main camera 1, and the main camera 1 records the process of acquiring product information by the sub-camera 2; the sub-camera 2 collects pictures and/or photographic information of the characteristic information of each product;
the main display surface is located in the shooting range of the main camera 1, the sub display surfaces are located in the shooting range of the sub camera 2, and the synchronous information displayed by the two display surfaces is simultaneously acquired by the main camera 1 and the sub camera 2 respectively.
The information synchronization device comprises a clock chip, a main display screen and a sub display screen, wherein the clock 3 chip is respectively connected with the main display screen and the sub display screen and synchronizes time information on the two display screens for display. The clock 3 chip adopts a nixie tube driving chip, and the model TM1640 is adopted; and respectively providing time data information for the main display screen and the sub display screen. The clock 3 chip is connected with a 4G control chip, and the model is USR-LTE-7S 4; the clock 3 chip is networked through the 4G control chip, and time information can be updated in real time through the internet. By the information synchronization device, the time information collected by the main camera 1 and the sub-camera 2 is completely synchronized.
In order to facilitate watching of the main video and the sub-video, the main camera 1 and the sub-camera 2 are connected with a control terminal, and the main video recorded by the main camera 1 and the sub-video recorded by the sub-camera 2 form a composite video at the control terminal. In the synthesized video, the main video is a large picture, and the sub-video is a small picture, so that the synthesized video is convenient for an observer to check.
In order to realize the whole network view of the composite video, the system further comprises a cloud database, the control terminal and the cloud database form network transmission connection, and the control terminal transmits the composite video to the cloud database.
In the embodiment, the two display screens are controlled by the clock 3 chip to carry out time information, the time information and the time information are synchronous, the sub-camera 2 is located within the range of the main camera 1, so that spatial synchronization is realized, the sub-camera 2 monitors the operation of products on a production line, the operation process of the products is always monitored, the main camera 1 monitors the whole production line, and the products cannot be falsified and forged in the whole production process from the spatial aspect and the time aspect.
The user can look over the production picture that main camera 1, sub-camera 2 gathered more from the high in the clouds through the network, knows the flow of whole product on the production line, and the whole process of production is public transparent, can make the user establish the confidence to the manufacturing process of this product.
A multiple video image synchronization, anti-tampering method, adopt the above-mentioned multiple video image synchronization, anti-tampering system, including the following steps;
s1, enabling the sub monitoring area of the sub camera 2 to face products on the production line, and collecting characteristic information on the products, such as two-dimensional codes; the time information and the code information of the product displayed by the sub display screen are collected by the sub camera 2;
s2, the main monitoring area of the main camera 1 faces to the production line, the time information of the main display screen is collected by the main camera 1, and meanwhile, the main camera 1 monitors the sub-camera 2 to collect the product information;
s3, forming a composite video by the main video recorded by the main camera 1 and the sub video recorded by the sub camera 2 at the control terminal, and uploading the composite video to a cloud database;
s4, a user logs in a cloud database, composite videos of corresponding products are checked in the cloud database according to the mark code information of each product, the composite videos are guaranteed to be synchronous from time and space respectively, the composite videos are guaranteed not to be tampered, the user can check the operation condition of the whole product on a production line through the videos and the product characteristic information, the product is guaranteed to be a genuine product, fake and fake products are avoided being bought, and accordingly the sense of trust of the product is built.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. A system for synchronizing multiple video images and preventing tampering is characterized by comprising a main camera (1), a sub-camera (2) and an information synchronization device,
the information synchronization device comprises two information display surfaces, namely a main display surface and a sub display surface, wherein the two display surfaces display synchronization information;
the lens of the sub-camera (2) is aligned to the characteristic information of the products produced in the production site, and the sub-camera (2) collects the pictures and/or image information of the characteristic information of each product;
the lens of the main camera (1) is aligned to a production field, the sub-camera (2) is positioned in the shooting range of the main camera (1), and the main camera (1) records the production and the process of acquiring product information by the sub-camera (2);
the main display surface is located in the shooting range of the main camera (1), the sub display surfaces are located in the shooting range of the sub camera (2), and the synchronous information displayed by the two display surfaces is simultaneously acquired by the main camera (1) and the sub camera (2) respectively.
2. The system for multiple video image synchronization and tamper resistance according to claim 1, wherein the information synchronization device comprises a clock (3) and a mirror (4), the clock (3) is a main display surface, the mirror (4) is a sub display surface, and the time information recorded by the clock (3) is imaged in the mirror (4);
the lens of the main camera (1) collects the information of the clock (3);
and the lens of the sub-camera (2) collects time information in the mirror surface (4).
3. The system of claim 1, wherein the information synchronization device comprises a clock chip, a main display screen and a sub-display screen, the clock chip is connected to the main display screen and the sub-display screen respectively, and synchronizes the time information on the two display screens.
4. The system for multiple video image synchronization and tamper resistance according to claim 1, wherein the main camera (1) and the sub-camera (2) are connected to a control terminal, and the main video recorded by the main camera (1) and the sub-video recorded by the sub-camera (2) form a composite video at the control terminal.
5. The system of claim 4, further comprising a cloud database, wherein the control terminal is in network transmission connection with the cloud database, and the control terminal transmits the composite video to the cloud database.
6. A multi-video image synchronization and tamper-proofing method, which is characterized in that the multi-video image synchronization and tamper-proofing system of the claims 1-5 is adopted, and comprises the following steps;
s1, the sub monitoring area of the sub camera (2) faces to the products on the production line, and the synchronization information displayed on the sub display surface of the synchronization device and the characteristic information of the products are acquired by the sub camera (2);
s2, enabling a main monitoring area of the main camera (1) to face a production line, enabling synchronization information displayed on a main display surface of the synchronization device to be collected by the main camera (1), and enabling the main camera (1) to monitor the sub-cameras (2) to collect product information;
s3, forming a composite video by the main video recorded by the main camera (1) and the sub video recorded by the sub camera (2) at the control terminal, and uploading the composite video to a cloud database or storing the composite video in the local;
s4, the user logs in the cloud database, looks up the composite video in the cloud database according to the characteristic information of each product, and judges whether the video of the product in the production process is tampered according to the consistency of the synchronous information in the composite video.
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