CN112887594B - Method and system for improving video conference security - Google Patents
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- CN112887594B CN112887594B CN202110044373.9A CN202110044373A CN112887594B CN 112887594 B CN112887594 B CN 112887594B CN 202110044373 A CN202110044373 A CN 202110044373A CN 112887594 B CN112887594 B CN 112887594B
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- H—ELECTRICITY
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- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
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- 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
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- G08B21/24—Reminder alarms, e.g. anti-loss alarms
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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- H04N23/60—Control of cameras or camera modules
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Abstract
The invention discloses a method and a system for improving the safety of a video conference, wherein the method comprises the following steps: the server acquires the position coordinates of each face in a video conference picture in real time through a face recognition algorithm; the server sends the position coordinates of each face in the video conference picture to a binocular camera; the binocular camera determines the position information of the conference participants corresponding to each face in a real scene; sending the position information of the conference participants corresponding to each face in a real scene to a radar; and the radar monitors the action of the conference participants corresponding to each face in real time according to the position information of the conference participants corresponding to each face in a real scene and a radar target detection algorithm, wherein the radar is positioned right above the binocular camera. The method and the system for improving the video conference safety can find the candid action of the participants in the conference in time and perform early warning in time.
Description
Technical Field
The present invention relates to the field of video communication technologies, and in particular, to a method and a system for improving security of a video conference.
Background
With the rapid development of video communication, more and more seminars, training, learning and the like are turned into online opening, so that convenience is brought, the travel cost is saved, but the accompanying information security problem is more and more serious, for example, the content of a key conference is leaked, confidential data is leaked, and responsibility tracing is difficult; at present, in the aspect of data security, a mode of adding watermarks (display time and communication terminal names) to display contents is mainly adopted for ensuring, so that if people take pictures or record videos, the communication terminal names can be roughly positioned in a range according to the time displayed on a leaked picture.
The inventor finds in the process of implementing the present invention that the existing ways of adding watermarks in pictures are currently divided into the following two types: one is digital watermarking, insert a frame watermark by adding the locating information (current time, apparatus information) to the picture of some frames, such as 30 frames, because the frame rate is very high, and there are not many frames with watermark, so people can't see the watermark, so does not influence people to watch, can use apparatus to extract the locating information from the video recording, but the disadvantage is also obvious, apparatus and people can't find the watermark information from the photo; the other is common watermark, and some positioning information is directly displayed on all pictures to cover part of the picture content, so that the positioning information can be ensured to be seen from the video or the photo; the disadvantage is that if the watermark is too little and too small, the candid photographer can modify by using software, cover the watermark and then transmit the watermark; if the watermark is too large, the video display effect is affected. Moreover, the two ways of adding watermarks can only determine where the leakage comes from through the watermarks, and if a plurality of persons participate in video communication in the same place, the persons cannot be determined; most seriously, it is not possible to prevent a compromise from occurring before the information is compromised.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to provide a method and a system for improving the security of a video conference, which can find the candid action of participants in time.
In order to achieve the above object, the present invention provides a method for improving video conference security, which comprises: the method comprises the steps that a server obtains position coordinates of each face in video conference pictures in the video conference pictures in real time through a face recognition algorithm, wherein the video conference pictures are obtained by being collected by a binocular camera; the server sends the position coordinates of each face in the video conference picture to the binocular camera; the binocular camera determines the position information of the conferees corresponding to each face in a real scene according to the position coordinates of each face in the video conference picture; sending the position information of the conference participants corresponding to each face in a real scene to a radar; the radar monitors the action of the conference participants corresponding to each face in real time according to the position information of the conference participants corresponding to each face in a real scene and a radar target detection algorithm, wherein the radar is located right above the binocular camera.
In an embodiment of the present invention, the method for improving video conference security further includes: and when the radar judges that the action of a certain participant accords with the preset action, sending an alarm prompt.
In an embodiment of the present invention, the method for improving video conference security further includes: when the radar judges that the action of a certain participant accords with a preset action, the position information of the certain participant in a real scene is sent to the binocular camera; the binocular camera carries out focusing according to the position information of the certain participant in the real scene, so that the position coordinate of the face of the certain participant in the current video conference picture is determined; the binocular camera sends the position coordinates of the face of the conference participant in the current video conference picture to the server; and the server extracts the face characteristics of the certain participant according to the position coordinates of the face of the certain participant in the current video conference picture, and compares the extracted face characteristics with a prestored personnel information base so as to match personnel information.
In an embodiment of the present invention, the comparing the extracted facial features with a pre-stored personnel information base includes: and if the face features exist in the person information base, displaying the person information corresponding to the face features at the position coordinates of the face of a certain conference participant in the current video conference picture, or displaying the person information corresponding to the face features in a preset area around the position coordinates of the face of the certain conference participant in the current video conference picture.
In an embodiment of the present invention, the method for improving video conference security further includes: saving the video conference picture with the personnel information displayed as a first picture; and sending the first picture and the alarm information to a management client.
In an embodiment of the present invention, the comparing the extracted facial features with a pre-stored personnel information base includes: if the face features do not exist in the personnel information base, the face of the certain conference participant is marked at the position coordinate of the face of the certain conference participant in the current video conference picture, or a preset area around the position coordinate of the face of the certain conference participant in the current video conference picture is marked.
In an embodiment of the present invention, the method for improving video conference security further includes: saving the video conference picture displayed with the mark as a second picture; and sending the second picture and the alarm information to a management client.
Based on the same inventive concept, the invention also provides a method for improving the safety of the video conference, which comprises the following steps: the server acquires the position coordinates of each face in a video conference picture in real time through a face recognition algorithm, wherein the video conference picture is acquired by a binocular camera, and each face has a plurality of position coordinates; the server calculates the central values of the position coordinates of each face; the server sends the central values of the position coordinates of each face to the binocular camera; the binocular camera determines the position information of the conference participants corresponding to each face in a real scene according to the central values of the position coordinates of each face; sending the position information of the conference participants corresponding to each face in a real scene to a radar; the radar monitors the action of the conference participants corresponding to each face in real time according to the position information of the conference participants corresponding to each face in a real scene and a radar target detection algorithm, wherein the radar is located right above the binocular camera.
Based on the same inventive concept, the invention also provides a system for improving the video conference security, which comprises: binocular camera, server, radar. The binocular camera is used for collecting video conference pictures. The server establishes communication with the binocular camera and is used for acquiring the position coordinates of each face in the video conference pictures in real time through a face recognition algorithm; sending the position coordinates of each face in the video conference picture to the binocular camera; the binocular camera is also used for determining the position information of the conference participants corresponding to each face in the real scene according to the position coordinates of each face in the video conference picture; and sending the position information of the conference participants corresponding to each face in the real scene. The radar with binocular camera establishes the communication, wherein, the radar is located directly over the binocular camera, the radar is used for receiving the binocular camera sends the position information of meeting participants that every people's face corresponds under real scene, still be used for according to the position information of meeting participants that every people's face corresponds under real scene and radar target detection algorithm are right the action of meeting participants that every people's face corresponds carries out real-time supervision.
Based on the same inventive concept, the present invention also provides a non-transitory computer-readable storage medium having stored thereon a computer program which, when executed by a processor, performs the steps of the method according to any one of the preceding claims.
Compared with the prior art, according to the method and the system for improving the video conference safety, the face recognition technology can actively form a picture with a mark for alarming according to photographing and recording behaviors in a video communication process through the radar target detection technology, and managers can process according to actual conditions to prevent disclosure.
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FIG. 1 is a method for enhancing video conference security according to an embodiment of the present invention;
FIG. 2 is a method for enhancing video conference security according to an embodiment of the present invention;
FIG. 3 is a method for enhancing video conference security according to an embodiment of the present invention;
fig. 4 is a system for enhancing video conference security according to an embodiment of the present invention.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
The inventor finds that the existing video conference communication field has no way to well avoid video content leakage in the process of realizing the invention, so that the method and the system for improving the video conference safety can monitor and early warn the photographing and recording behaviors in the video communication process in real time through a radar target detection technology and a face recognition technology.
Fig. 1 is a method for improving video conference security according to an embodiment of the present invention. The method for improving the video conference security comprises the following steps: step S1 to step S5.
In step S1, the server obtains, in real time, position coordinates of each face in the video conference picture acquired by the binocular camera through a face recognition algorithm.
In step S2, the server sends the position coordinates of each face in the video conference picture to the binocular camera.
In step S3, based on the human body binocular positioning logic, the binocular camera determines the position information of the conference participants corresponding to each face in the real scene according to the position coordinates of each face in the video conference picture. The position information in the real scene is as follows: the distance from the front of the camera is 18 degrees to the right, the straight line distance is 6.30 meters, and the horizontal offset angle is-6 degrees.
In step S4, the position information of the conference participant corresponding to each face in the real scene is sent to the radar.
In step S5, the radar monitors the actions of the conference participants corresponding to each face in real time according to the position information of the conference participants corresponding to each face in the real scene and a radar target detection algorithm. Wherein, the radar is located directly over the binocular camera.
Therefore, according to the method for improving the video conference safety, the shooting and recording behaviors in the video communication process can be monitored in real time through the radar target detection technology and the face recognition technology, a warning effect is formed, and the video conference content can be effectively prevented from being leaked. In addition, the radar can quickly locate the human body target according to the position coordinates of each person in the real scene position calculated by the binocular camera, so that targeted monitoring is performed, and the monitoring effectiveness is improved.
In order to enable timely security pre-warning, preferably, the method for improving video conference security further includes: and when the radar judges that the action of a certain participant accords with the preset action, sending an alarm prompt. The preset actions can be self-defined, and various action information such as photographing and video recording of a large number of people can be collected in advance through a big data learning method, so that the machine learning is realized, and the user can know which actions are photographing and video recording. In addition, the preset actions can also be fighting, limb conflict and other actions, and the conflict condition in the conference can be alarmed in time.
In order to perform tracing and alarming in time, preferably, as shown in fig. 2, in an embodiment, the method for improving video conference security further includes: step S6 to step S11.
In step S6, when the radar determines that the action of a participant corresponds to a preset action, the radar sends the position information of the participant in the real scene to the binocular camera.
In step S7, the binocular camera performs focusing according to the position information of the conference participant in the real scene, so as to determine the position coordinates of the face of the conference participant in the current video conference picture.
In step S8, the binocular camera sends the position coordinates of the face of the conference participant in the current video conference picture to the server.
In step S9, the server extracts a face feature of the conference participant according to the position coordinate of the face of the conference participant in the current video conference picture, compares the extracted face feature with a prestored staff information base, and matches the staff information, and if the face feature exists in the staff information base, displays the staff information corresponding to the face feature at the position coordinate of the face of the conference participant in the current video conference picture, or displays the staff information corresponding to the face feature in a preset area around the position coordinate of the face of the conference participant in the current video conference picture; if the face features do not exist in the people information base, the face of a certain participant is marked at the position coordinate of the current video conference picture, or a preset area around the position coordinate of the face of the certain participant in the current video conference picture is marked, wherein the marking can be carried out in a self-defined mode, and if the face can be enclosed by a red frame. The preset area around the position coordinate may be set according to the size of the actual display frame, for example, set in 5 pixels around the position coordinate.
In step S10, the video conference screen on which the person information is displayed is saved as a first picture or the video conference screen on which the flag is displayed is saved as a second picture.
In step S11, the first picture and the alarm information are sent to a management client, or the second picture and the alarm information are sent to the management client. Alternatively, the information may be sent to the management client by way of mail, text message, in-program notification, or telephone. The administrator receives the alarm information, can check the alarm time and the formed picture, and can check the picture content to see what the person is doing at that time, and make manual judgment, if the administrator finds that the person is taking a picture, the name of the person is displayed on the picture, the administrator can quickly call the conference security personnel to control the person, and can also make a call to alarm, and then arrange the person to control the scene to wait for the arrival of the police.
Based on the same inventive concept, an embodiment further provides a method for improving video conference security, as shown in fig. 3, which includes: step S21 to step S25.
In step S21, the server obtains, in real time, position coordinates of each face in the video conference picture acquired by the binocular camera through a face recognition algorithm, where each face has a plurality of position coordinates.
In step S22, the server calculates a center value of the plurality of position coordinates of each face; and sending the central values of the position coordinates of each face to the binocular camera. For example, there are four coordinates for a face, namely, the upper left coordinate (X1-140, Y1-600), the upper right coordinate (X2-240, Y2-600), the lower left coordinate (X3-140, Y3-700), and the lower right coordinate (X4-240, Y4-700)). The center value is found from four coordinates: and (x-190 + 240)/2-190 and y-600 + 700)/2-650, and transmitting the center point position information to the binocular camera.
In step S23, the binocular camera determines the position information of the conference participants in the real scene corresponding to each face according to the central value of the position coordinates of each face.
In step S24, the position information of the conference participant corresponding to each face in the real scene is sent to the radar.
In step S25, the radar monitors the actions of the conference participants corresponding to each face in real time according to the position information of the conference participants corresponding to each face in a real scene and a radar target detection algorithm, where the radar is located directly above the binocular camera.
In this embodiment, in order to further help the radar to accurately locate the conference participants quickly, the server obtains a plurality of position coordinates of each face in the video conference picture through a face recognition algorithm, and the binocular camera can give out more accurate real positions of the participants according to the plurality of position coordinates, so that the radar can be helped to accurately locate the conference participants quickly.
In order to enable timely pursuit of responsibility and alarm, preferably, in this embodiment, the method for improving the video conference security further includes the following steps: when the radar judges that the action of a certain participant accords with a preset action, the position information of the certain participant in a real scene is sent to the binocular camera; the binocular camera carries out focusing according to the position information of the certain participant in a real scene, so that the position coordinate of the face of the certain participant in the current video conference picture is determined; the binocular camera sends the position coordinates of the face of the participant in the current video conference picture to the server; the server extracts the face features of the conference participants according to the position coordinates of the faces of the conference participants in the current video conference picture, compares the extracted face features with a prestored personnel information base so as to match personnel information, and displays the personnel information corresponding to the face features at the position coordinates of the faces of the conference participants in the current video conference picture or displays the personnel information corresponding to the face features in a preset area around the position coordinates of the faces of the conference participants in the current video conference picture if the face features exist in the personnel information base; if the face features do not exist in the personnel information base, marking the face of a certain participant at the position coordinate of the current video conference picture, or marking a preset area around the position coordinate of the face of the certain participant in the current video conference picture, wherein the marking can be customized, and if the face can be enclosed by a red frame; saving the video conference picture displayed with the personnel information as a first picture or saving the video conference picture displayed with the marks as a second picture; and sending the first picture and the alarm information to a management client, or sending the second picture and the alarm information to the management client.
Based on the same inventive concept, in an embodiment, there is also provided a system for improving video conference security, as shown in fig. 4, the system includes: binocular camera 10, server 11, radar 12.
The binocular camera 10 is used to capture video conference pictures. The server 11 establishes communication with the binocular camera 10 and is used for acquiring the position coordinates of each face in the video conference pictures in real time through a face recognition algorithm; and sends the position coordinates of each face in the video conference picture to the binocular camera 10.
The binocular camera 10 is further configured to determine, according to the position coordinates of each face in the video conference picture, position information of a participant corresponding to each face in a real scene; and sending the position information of the conference participants corresponding to each face in the real scene. In addition, it should be noted that in another embodiment, the server 11 sends a plurality of position coordinates of the human face to the binocular camera 10, and the binocular camera 10 obtains a central point of the plurality of position coordinates, so as to send the central point to the radar 12, so that the radar 12 can be located more quickly and accurately.
The radar 12 and the binocular camera 10 establish communication, wherein, the radar 12 is located directly over the binocular camera 10, the radar 12 is used for receiving the binocular camera 10 sends the position information of the conference participants corresponding to each face under the real scene, and the radar 12 is also used for monitoring the actions of the conference participants corresponding to each face in real time according to the position information of the conference participants corresponding to each face under the real scene and a radar 12 target detection algorithm.
In order to perform safety pre-warning in a timely manner, preferably, the radar 12 is further configured to send position information of a certain participant in a real scene to the binocular camera 10 when it is determined that the action of the certain participant corresponds to a preset action. The binocular camera 10 is further configured to perform focusing according to the position information of the certain participant in the real scene, so as to determine a position coordinate of the face of the certain participant in the current video conference picture; and sends the position coordinates of the face of the participant in the current video conference picture to the server 11. The server 11 is further configured to extract a face feature of the certain participant according to the position coordinate of the face of the certain participant in the current video conference picture, and compare the extracted face feature with a prestored personnel information base, so as to perform personnel information matching.
Specifically, the step of comparing the extracted facial features with a pre-stored personnel information base by the server 11 includes: if the face features exist in the person information base, displaying person information corresponding to the face features at the position coordinates of the face of a certain conference participant in the current video conference picture, or displaying person information corresponding to the face features in a peripheral preset area of the position coordinates of the face of the certain conference participant in the current video conference picture; if the face features do not exist in the people information base, the face of a certain participant is marked at the position coordinate of the current video conference picture, or a preset area around the position coordinate of the face of the certain participant in the current video conference picture is marked, wherein the marking can be carried out in a self-defined mode, and if the face can be enclosed by a red frame.
In order to enable timely accountability, it is preferable that the server 11 further saves the video conference picture on which the personnel information is displayed as a first picture or saves the video conference picture on which the marker is displayed as a second picture; and the first picture and the alarm information are sent to a management client side, or the second picture and the alarm information are sent to the management client side.
Based on the same inventive concept, a non-transitory computer-readable storage medium has stored thereon a computer program which, when being executed by a processor, carries out the steps of the method according to any of the embodiments described above.
In summary, according to the method and system for improving video conference security and the non-transitory computer-readable storage medium of the present embodiment, through the radar target detection technology, the face recognition technology can monitor the shooting and recording behaviors in the video communication process in real time, and find out the problem in time.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The foregoing description of specific exemplary embodiments of the invention has been presented for the purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (8)
1. A method for improving video conference security, comprising:
the method comprises the steps that a server obtains position coordinates of each face in video conference pictures in the video conference pictures in real time through a face recognition algorithm, wherein the video conference pictures are obtained by being collected by a binocular camera;
the server sends the position coordinates of each face in the video conference picture to the binocular camera;
the binocular camera determines the position information of the conferees corresponding to each face in the real scene according to the position coordinates of each face in the video conference picture;
sending the position information of the conference participants corresponding to each face in a real scene to a radar; and
the radar monitors the action of the conference participants corresponding to each face in real time according to the position information of the conference participants corresponding to each face in a real scene and a radar target detection algorithm,
the radar is positioned right above the binocular camera;
the method for improving the video conference security further comprises the following steps:
when the radar judges that the action of a certain participant accords with a preset action, the position information of the certain participant in a real scene is sent to the binocular camera;
the binocular camera carries out focusing according to the position information of the certain participant in the real scene, so that the position coordinate of the face of the certain participant in the current video conference picture is determined;
the binocular camera sends the position coordinates of the face of the participant in the current video conference picture to the server;
the server extracts the face features of the participators according to the position coordinates of the faces of the participators in the current video conference picture, and compares the extracted face features with a prestored personnel information base so as to match personnel information;
the comparing the extracted human face features with a prestored personnel information base comprises:
and if the face features exist in the personnel information base, displaying the personnel information corresponding to the face features at the position coordinates of the face of a certain participant in the current video conference picture, or displaying the personnel information corresponding to the face features in a peripheral preset area of the position coordinates of the face of the certain participant in the current video conference picture.
2. The method for enhancing video conferencing security as in claim 1, wherein the method for enhancing video conferencing security further comprises:
and when the radar judges that the action of a certain participant accords with the preset action, sending an alarm prompt.
3. The method for enhancing video conferencing security as claimed in claim 1, wherein the method for enhancing video conferencing security further comprises:
saving the video conference picture with the personnel information as a first picture;
and sending the first picture and the alarm information to a management client.
4. The method of claim 1, wherein the comparing the extracted facial features with a pre-stored personnel information base comprises:
if the face features do not exist in the personnel information base, the face of the certain conference participant is marked at the position coordinate of the face of the certain conference participant in the current video conference picture, or a preset area around the position coordinate of the face of the certain conference participant in the current video conference picture is marked.
5. The method for enhancing video conferencing security as in claim 4, wherein the method for enhancing video conferencing security further comprises:
saving the video conference picture displayed with the mark as a second picture;
and sending the second picture and the alarm information to a management client.
6. A method for improving video conference security, comprising:
the method comprises the steps that a server obtains position coordinates of each face in video conference pictures in the video conference pictures in real time through a face recognition algorithm, wherein the video conference pictures are obtained by being collected by a binocular camera, and each face has a plurality of position coordinates;
the server calculates the central values of the position coordinates of each face;
the server sends the central values of the position coordinates of each face to the binocular camera;
the binocular camera determines the position information of the conference participants corresponding to each face in a real scene according to the central values of the position coordinates of each face;
sending the position information of the conference participants corresponding to each face in a real scene to a radar; and
the radar monitors the action of the conference participants corresponding to each face in real time according to the position information of the conference participants corresponding to each face in a real scene and a radar target detection algorithm,
the radar is positioned right above the binocular camera;
the method for improving the video conference security further comprises the following steps:
when the radar judges that the action of a certain participant accords with a preset action, the position information of the certain participant in a real scene is sent to the binocular camera;
the binocular camera carries out focusing according to the position information of the certain participant in the real scene, so that the position coordinate of the face of the certain participant in the current video conference picture is determined;
the binocular camera sends the position coordinates of the face of the participant in the current video conference picture to the server;
the server extracts the face features of the participators according to the position coordinates of the faces of the participators in the current video conference picture, and compares the extracted face features with a prestored personnel information base so as to match personnel information;
the comparing the extracted human face features with a prestored personnel information base comprises:
and if the face features exist in the personnel information base, displaying the personnel information corresponding to the face features at the position coordinates of the face of a certain participant in the current video conference picture, or displaying the personnel information corresponding to the face features in a peripheral preset area of the position coordinates of the face of the certain participant in the current video conference picture.
7. A system for enhancing video conferencing security, comprising:
the binocular camera is used for acquiring video conference pictures;
the server is communicated with the binocular camera and is used for acquiring the position coordinates of each face in the video conference pictures in real time through a face recognition algorithm; sending the position coordinates of each face in the video conference picture to the binocular camera; the binocular camera is also used for determining the position information of the conferees corresponding to each face in the real scene according to the position coordinates of each face in the video conference picture; sending the position information of the conference participants corresponding to each face in the real scene; and
the radar is positioned right above the binocular camera and used for receiving the position information of the conference participants corresponding to each face in the real scene, which is sent by the binocular camera, and monitoring the actions of the conference participants corresponding to each face in real time according to the position information of the conference participants corresponding to each face in the real scene and a radar target detection algorithm;
the radar is also used for sending the position information of a certain participant in a real scene to the binocular camera when the radar judges that the action of the certain participant accords with a preset action;
the binocular camera carries out focusing according to the position information of the certain participant in the real scene, so that the position coordinate of the face of the certain participant in the current video conference picture is determined; sending the position coordinates of the face of the conference participant in the current video conference picture to the server;
the server extracts the face features of the conference participants according to the position coordinates of the faces of the conference participants in the current video conference picture, and compares the extracted face features with a prestored personnel information base so as to match personnel information;
the comparing the extracted face features with a pre-stored personnel information base comprises:
and if the face features exist in the person information base, displaying the person information corresponding to the face features at the position coordinates of the face of a certain conference participant in the current video conference picture, or displaying the person information corresponding to the face features in a preset area around the position coordinates of the face of the certain conference participant in the current video conference picture.
8. A non-transitory computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 5.
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| CN115019337A (en) * | 2022-04-26 | 2022-09-06 | 浙江华创视讯科技有限公司 | Positioning method, positioning device, video conference system, electronic device and storage medium |
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