CN111372036A - Video monitoring method and system - Google Patents
Video monitoring method and system Download PDFInfo
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- CN111372036A CN111372036A CN201811590857.8A CN201811590857A CN111372036A CN 111372036 A CN111372036 A CN 111372036A CN 201811590857 A CN201811590857 A CN 201811590857A CN 111372036 A CN111372036 A CN 111372036A
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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
Abstract
The invention provides a video monitoring system and a video monitoring method, and belongs to the technical field of video monitoring. Acquiring personnel information by performing face detection and matching on an input video; and acquiring GIS map information corresponding to the input video, and displaying the personnel information on the GIS map information. Further, the acquiring GIS map information corresponding to the input video and displaying the personnel information on the GIS map information includes: tracking the track of a selected person according to the person selected by the user, and displaying the track on the GIS map information; and acquiring hotspot distribution of the selected personnel according to the personnel selected by the user, and displaying the hotspot distribution on the GIS map information. Therefore, accurate geographic position information service is realized, the functions of tracking personnel tracks, displaying personnel hotspot distribution and the like on a map can be realized, the problems of low efficiency, frequent errors and the like caused by manual tracking are solved, and the cost is saved.
Description
Technical Field
The invention relates to the technical field of video monitoring, in particular to a video monitoring method and system.
Background
Under the technical development of monitoring equipment and image processing, the video monitoring system is further improved. Conventional video monitoring systems are classified into digital video monitoring and analog image monitoring. The video monitoring system can be applied to the aspects of information acquisition, resource allocation, monitoring management and the like. After a face recognition algorithm and a target tracking recognition algorithm are introduced, the video monitoring system has achieved unprecedented progress at present and is widely applied to the aspect of security protection of various industries. It is a trend to continuously improve video surveillance systems to achieve accurate intelligent matching and tracking recognition.
Geographic location services (LBS) have developed rapidly in the last decade. In China, with the progress made in the fields of big data and cloud computing, spatial statistics is also widely applied to various industries. LBS provides value-added services through a GIS positioning technology, and the research directions of the LBS comprise network positioning and navigation, mobile position management, localized positioning and the like. LBS always provides the most important technical support in the field of space statistics such as trajectory tracking and hotspot distribution. Also, services provided by the LBS are becoming more and more diverse, and a role played in the mobile internet, social and public systems is also becoming more and more important.
From the perspective of video surveillance systems, the functionality of video surveillance systems is currently advancing. With the development of internet technology and cloud computing, video monitoring also enters a network video monitoring stage. Through the capability of cloud computing, efficient face recognition and intelligent matching can be performed on videos. However, most video monitoring systems at home and abroad pay attention to the improvement of video processing, the control of a central computer and the query and control of the system, and the basic video intelligent matching processing and video monitoring management functions can be provided. However, the collection and management of the geographic position attribute are often lacked, and the geographic position attribute can be rarely added into a video monitoring system, but only the data result of the real-time processing of the video is fed back.
At the present stage, in the technical field of security monitoring, in the process of using a video monitoring system, the functions of positioning and tracking the geographic positions of personnel still lack, and the adoption of an artificial form is still common.
Disclosure of Invention
The invention mainly aims to provide a video monitoring system and a video monitoring method, and aims to solve the technical problems of low efficiency and frequent errors caused by the fact that the traditional method depends on manual video tracking.
In order to achieve the above object, the present invention provides a video monitoring system, including:
the video monitoring management module is used for executing face detection and matching on the input video to acquire personnel information;
and the map geographic position display module is used for acquiring GIS map information corresponding to the input video and displaying the personnel information on the GIS map information.
Optionally, the video monitoring system further comprises:
the tracking track management module is used for tracking the track of a selected person according to the person selected by the user and displaying the track on the GIS map information;
and the hot spot distribution management module acquires the hot spot distribution of the selected personnel according to the personnel selected by the user and displays the hot spot distribution on the GIS map information.
Optionally, the map geographical position showing module includes: and the updating submodule is used for updating the GIS map information.
And the GIS map information is a plane map or a panoramic map.
Optionally, the map geographical position showing module includes:
acquiring a plane map, and positioning a monitoring position on the plane map;
and displaying a panoramic map of the periphery of the monitoring position.
Optionally, the tracking trajectory management module includes:
the trajectory adding module is used for adding a trajectory of the personnel according to the personnel selected by the user;
the track deleting module is used for deleting the track of the personnel according to the personnel selected by the user;
and emptying the track module to empty all the tracks.
Optionally, the hotspot distribution management module includes:
the hot spot display module controls and displays the hot spot distribution of the selected personnel;
and the hot spot clearing module is used for controlling the clearing of the hot spot distribution of the selected personnel.
In addition, to achieve the above object, the present invention further provides a video monitoring method, including:
performing face detection and matching on the input video to acquire personnel information;
and acquiring GIS map information corresponding to the input video, and displaying the personnel information on the GIS map information.
Optionally, the acquiring GIS map information corresponding to the input video and displaying the personnel information on the GIS map information includes:
tracking track management, namely tracking the track of a selected person according to the person selected by a user, and displaying the track on the GIS map information;
and a hotspot distribution management step, namely acquiring hotspot distribution of the selected personnel according to the personnel selected by the user and displaying the hotspot distribution on the GIS map information.
Optionally, the acquiring GIS map information corresponding to the input video and displaying the personnel information on the GIS map information includes: and the updating submodule is used for updating the GIS map information.
And the GIS map information is a plane map or a panoramic map.
Optionally, the acquiring GIS map information corresponding to the input video and displaying the personnel information on the GIS map information includes:
acquiring a plane map, and positioning a monitoring position on the plane map;
and displaying a panoramic map of the periphery of the monitoring position.
Optionally, the tracking trajectory management step further includes:
a track adding step, which is used for adding a person track according to the person selected by the user;
a track deleting step, which is used for deleting the track of the personnel according to the personnel selected by the user;
and clearing the tracks, namely clearing all the tracks.
Optionally, the hotspot distribution management step further includes:
a hotspot display step, controlling and displaying hotspot distribution of the selected personnel;
and a hotspot clearing step, controlling to clear the hotspot distribution of the selected personnel.
The video monitoring system and the method provided by the invention acquire the personnel information by performing face detection and matching on the input video; and acquiring GIS map information corresponding to the input video, and displaying the personnel information on the GIS map information. Further, the acquiring GIS map information corresponding to the input video and displaying the personnel information on the GIS map information includes: tracking the track of a selected person according to the person selected by the user, and displaying the track on the GIS map information; and acquiring hotspot distribution of the selected personnel according to the personnel selected by the user, and displaying the hotspot distribution on the GIS map information. Therefore, accurate geographic position information service is realized, the functions of tracking personnel tracks, displaying personnel hotspot distribution and the like on a map can be realized, the problems of low efficiency, frequent errors and the like caused by manual tracking are solved, and the cost is saved.
Drawings
FIG. 1 is a general block diagram of a prior art video surveillance system;
FIG. 2 is a block diagram of a video surveillance system according to an embodiment of the present invention;
fig. 3 is a structural diagram of a video monitoring management module according to a first embodiment and a second embodiment of the present invention;
FIG. 4 is a flowchart executed by the map geographic position display module according to an embodiment of the present invention;
FIG. 5 is a flowchart illustrating a first embodiment of a second embodiment of the present invention;
FIG. 6 is a flowchart illustrating an implementation of hot spot distribution management of two persons according to an embodiment of the present invention;
fig. 7 is a flowchart of a video monitoring method according to a second embodiment of the present invention;
FIG. 8 is a subjective effect diagram of track management according to one embodiment of the present invention;
fig. 9 is a subjective effect diagram of the first and second person hot spot distribution management according to the embodiment of the present invention.
Detailed Description
The general architecture of a prior art video surveillance system is shown in fig. 1. Most of the existing monitoring systems are composed of a central computer and intelligent control front ends at different levels, and a monitoring network is formed by a network. The core part of the monitoring system is a computer control system, and the central control system is responsible for the management and control work of the whole system and stores, manages and analyzes the received information. The front-end system consists of three parts, namely signal acquisition equipment, remote control action equipment and video processing equipment. The front end independently completes the monitoring of a certain area or realizes a certain control function.
The video monitoring and management system has increasingly perfect functions, not only has the functions of the control, management and the like of the original analog system, but also provides richer and more visual multimedia services. Summarizing, the functions of the video monitoring system include video processing, equipment management, query management and the like. With the progress of science and technology, the processing of the video monitoring system is developed towards the direction of cloud computing, and the intellectualization is more and more obvious. In the aspect of video processing, a big data and face recognition system is integrated, so that the video monitoring system has higher accuracy and convenience.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
In this embodiment, an automatic projection correction system is implemented, and fig. 2 is a general structure of a video monitoring system according to an embodiment of the present invention, where the video monitoring system includes:
the video monitoring management module is used for executing face detection and matching on the input video to acquire personnel information;
in practical application, a user selects corresponding monitoring video equipment, the system accesses video stream data, the user can also select to switch and delete the video stream data, the system processes the accessed video stream data, and the user performs face recognition and intelligent matching on the video stream data through a button. Fig. 3 is a structural diagram of the video monitoring management module, where the video monitoring management module includes video stream data management and video data processing; the video stream data management comprises the selection of monitoring video data, the access of the video stream data, the switching of the video stream data and the deletion of the video stream data. And the video data processing comprises video real-time analysis, face recognition monitoring and intelligent matching processing.
Specifically, a user selects corresponding monitoring equipment to access video stream data, then performs face recognition and intelligent matching on the data stream data, and transmits the data to a background. A flow chart of video surveillance management is shown in fig. 3.
And the map geographic position display module is used for acquiring GIS map information corresponding to the input video and displaying the personnel information on the GIS map information.
Optionally, the map geographical position showing module includes: and the updating submodule is used for updating the GIS map information.
And the GIS map information is a plane map or a panoramic map.
Optionally, the map geographical position showing module includes:
acquiring a plane map, and positioning a monitoring position on the plane map;
and displaying a panoramic map of the periphery of the monitoring position.
Specifically, the user selects the monitoring equipment at different geographic positions, the system automatically converts the map into the geographic position of the monitoring equipment, and displays a plane map and a panoramic map, and the user can switch a common map and a mixed map on the plane map and can also perform moving operation on the panoramic map.
Specifically, as shown in fig. 4, the user selects the corresponding monitoring device first, and the system locates the position on the plane map according to the geographical position of the monitoring device, displays the panoramic map around the monitoring device, and further displays the personnel information on the GIS map information. The map information is continuously updated and maintained, and the map geographical position display module comprises an updating submodule and is used for periodically acquiring the GIS map information and executing the corresponding updating and maintenance of the GIS map information.
Optionally, the video monitoring system further comprises:
the tracking track management module is used for tracking the track of a selected person according to the person selected by the user and displaying the track on the GIS map information;
optionally, the tracking trajectory management module includes: the trajectory adding module is used for adding a trajectory of the personnel according to the personnel selected by the user; the track deleting module is used for deleting the track of the personnel according to the personnel selected by the user; and emptying the track module to empty all the tracks.
Specifically, the implementation flow of the tracking track management module is as shown in fig. 5, a user may select to identify the track of a certain person alone or identify the tracks of all persons through a button, the map may automatically display the track after selection, and the user may also select to clear.
And the hot spot distribution management module acquires the hot spot distribution of the selected personnel according to the personnel selected by the user and displays the hot spot distribution on the GIS map information.
Optionally, the hotspot distribution management module includes: the hot spot display module controls and displays the hot spot distribution of the selected personnel; and the hot spot clearing module is used for controlling the clearing of the hot spot distribution of the selected personnel.
Specifically, the user may query the person hotspot distribution, and then the corresponding person hotspot distribution may be displayed on the planar map, and the user may also cancel the display.
A flow chart of the personnel hotspot distribution management module is shown in fig. 6. The user selects to display and remove the personnel hotspot distribution, the selected map can automatically display the personnel hotspot distribution map, and the user can also select to remove the personnel hotspot distribution map.
The embodiment further implements the realization of a video monitoring system, and realizes a video analysis system represented by tracking tracks and personnel hotspot distribution based on GIS map information by fusing the tracking track management module and the personnel hotspot distribution management module. As shown in fig. 7, which is a tracking effect diagram of the person tracking trajectory module according to this embodiment, the person tracking trajectory module mainly tracks a trajectory of a target person and displays the tracked trajectory on a 2D planar map, that is, visualizes spatial data. As shown in fig. 7, the figure plots the trajectories of three different people. As shown in fig. 8, the personnel hotspot management module also visualizes the spatial data, and displays the distribution of the personnel hotspots on a map. As shown in fig. 8, the figure plots a specific distribution of human hotspots.
Example two
In this embodiment, as shown in fig. 7, a video monitoring method is implemented, which includes:
performing face detection and matching on the input video to acquire personnel information;
in practical application, a user selects corresponding monitoring video equipment, the system accesses video stream data, the user can also select to switch and delete the video stream data, the system processes the accessed video stream data, and the user performs face recognition and intelligent matching on the video stream data through a button. Specifically, in a specific implementation application, the step further includes video monitoring management, where the video monitoring management includes video stream data management and video data processing; the video stream data management comprises the selection of monitoring video data, the access of the video stream data, the switching of the video stream data and the deletion of the video stream data. And the video data processing comprises video real-time analysis, face recognition monitoring and intelligent matching processing.
Specifically, a user selects corresponding monitoring equipment to access video stream data, then performs face recognition and intelligent matching on the data stream data, and transmits the data to a background. A flow chart of video surveillance management is shown in fig. 3.
And acquiring GIS map information corresponding to the input video, and displaying the personnel information on the GIS map information.
Optionally, the acquiring GIS map information corresponding to the input video and displaying the personnel information on the GIS map information includes: and the updating submodule is used for updating the GIS map information.
And the GIS map information is a plane map or a panoramic map.
Optionally, the acquiring GIS map information corresponding to the input video and displaying the personnel information on the GIS map information includes:
acquiring a plane map, and positioning a monitoring position on the plane map;
and displaying a panoramic map of the periphery of the monitoring position.
Specifically, the user selects the monitoring equipment at different geographic positions, the system automatically converts the map into the geographic position of the monitoring equipment, and displays a plane map and a panoramic map, and the user can switch a common map and a mixed map on the plane map and can also perform moving operation on the panoramic map.
Specifically, the user selects the corresponding monitoring device first, the system can position on the plane map according to the geographic position of the monitoring device, can display the panoramic map around the monitoring device, and further can display the personnel information on the GIS map information. The map information is continuously updated and maintained, and the map geographical position display module comprises an updating submodule and is used for periodically acquiring the GIS map information and executing the corresponding updating and maintenance of the GIS map information.
Optionally, the acquiring GIS map information corresponding to the input video and displaying the personnel information on the GIS map information includes:
tracking track management, namely tracking the track of a selected person according to the person selected by a user, and displaying the track on the GIS map information;
and a hotspot distribution management step, namely acquiring hotspot distribution of the selected personnel according to the personnel selected by the user and displaying the hotspot distribution on the GIS map information.
Optionally, the tracking trajectory management step further includes:
a track adding step, which is used for adding a person track according to the person selected by the user;
a track deleting step, which is used for deleting the track of the personnel according to the personnel selected by the user;
and clearing the tracks, namely clearing all the tracks.
Specifically, the implementation flow of tracking trajectory management is as shown in fig. 5, a user may select to identify the trajectory of a certain person alone or identify the trajectories of all persons through a button, the selected map may automatically display the trajectories, and the user may also select to clear the trajectories.
Optionally, the hotspot distribution management step further includes: a hotspot display step, controlling and displaying hotspot distribution of the selected personnel; and a hotspot clearing step, controlling to clear the hotspot distribution of the selected personnel.
Specifically, the user may query the person hotspot distribution, and then the corresponding person hotspot distribution may be displayed on the planar map, and the user may also cancel the display.
A flow chart of the personnel hotspot distribution management module is shown in fig. 6. The user selects to display and remove the personnel hotspot distribution, the selected map can automatically display the personnel hotspot distribution map, and the user can also select to remove the personnel hotspot distribution map.
The embodiment further implements subjective implementation of the video monitoring method, and realizes a video analysis method represented by tracking tracks and personnel hotspot distribution based on GIS map information by integrating tracking track management and personnel hotspot distribution management. As shown in fig. 7, which is a tracking effect diagram of tracking a person trajectory according to this embodiment, the person trajectory is mainly used for tracking a target person and is displayed on a 2D planar map, that is, spatial data is visualized. As shown in fig. 7, the figure plots the trajectories of three different people. As shown in fig. 8, the personnel hotspot management also visualizes the spatial data, and displays the distribution of the personnel hotspots on a map. As shown in fig. 8, the figure plots a specific distribution of human hotspots.
The video monitoring system and the method provided by the invention acquire the personnel information by performing face detection and matching on the input video; and acquiring GIS map information corresponding to the input video, and displaying the personnel information on the GIS map information. Further, the acquiring GIS map information corresponding to the input video and displaying the personnel information on the GIS map information includes: tracking the track of a selected person according to the person selected by the user, and displaying the track on the GIS map information; and acquiring hotspot distribution of the selected personnel according to the personnel selected by the user, and displaying the hotspot distribution on the GIS map information. Therefore, accurate geographic position information service is realized, the functions of tracking personnel tracks, displaying personnel hotspot distribution and the like on a map can be realized, the problems of low efficiency, frequent errors and the like caused by manual tracking are solved, and the cost is saved.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when executed, the program includes one or a combination of the steps of the method embodiments.
In addition, each functional unit in the embodiments of the present invention may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a stand-alone product, may also be stored in a computer readable storage medium.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention 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, optical storage, and the like) having computer-usable program code embodied therein.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (12)
1. A video surveillance system, comprising:
the video monitoring management module is used for executing face detection and matching on the input video to acquire personnel information;
and the map geographic position display module is used for acquiring GIS map information corresponding to the input video and displaying the personnel information on the GIS map information.
2. The video monitoring system of claim 1, further comprising:
the tracking track management module is used for tracking the track of a selected person according to the person selected by the user and displaying the track on the GIS map information;
and the hot spot distribution management module acquires the hot spot distribution of the selected personnel according to the personnel selected by the user and displays the hot spot distribution on the GIS map information.
3. The video surveillance system of claim 1 or 2, characterized in that the map geographical position presentation module comprises:
and the updating submodule is used for updating the GIS map information.
And the GIS map information is a plane map or a panoramic map.
4. The video surveillance system of claim 1 or 2, characterized in that the map geographical position presentation module comprises:
acquiring a plane map, and positioning a monitoring position on the plane map;
and displaying a panoramic map of the periphery of the monitoring position.
5. The video monitoring system of claim 2, wherein the tracking trajectory management module comprises:
the trajectory adding module is used for adding a trajectory of the personnel according to the personnel selected by the user;
the track deleting module is used for deleting the track of the personnel according to the personnel selected by the user;
and emptying the track module to empty all the tracks.
6. The video monitoring system of claim 2, wherein the hotspot distribution management module comprises:
the hot spot display module controls and displays the hot spot distribution of the selected personnel;
and the hot spot clearing module is used for controlling the clearing of the hot spot distribution of the selected personnel.
7. A video surveillance method, comprising:
performing face detection and matching on the input video to acquire personnel information;
and acquiring GIS map information corresponding to the input video, and displaying the personnel information on the GIS map information.
8. The video monitoring method according to claim 7, wherein the obtaining of the GIS map information corresponding to the input video and the displaying of the person information on the GIS map information comprises:
tracking track management, namely tracking the track of a selected person according to the person selected by a user, and displaying the track on the GIS map information;
and a hotspot distribution management step, namely acquiring hotspot distribution of the selected personnel according to the personnel selected by the user and displaying the hotspot distribution on the GIS map information.
9. The video monitoring system according to claim 7 or 8, wherein the acquiring GIS map information corresponding to the input video and displaying the personnel information on the GIS map information comprises: updating, namely updating the GIS map information;
and the GIS map information is a plane map or a panoramic map.
10. The video monitoring method according to claim 7 or 8, wherein the obtaining of the GIS map information corresponding to the input video and the displaying of the person information on the GIS map information comprises:
acquiring a plane map, and positioning a monitoring position on the plane map;
and displaying a panoramic map of the periphery of the monitoring position.
11. The video monitoring method according to claim 8, wherein the tracking trajectory management step further comprises:
a track adding step, which is used for adding a person track according to the person selected by the user;
a track deleting step, which is used for deleting the track of the personnel according to the personnel selected by the user;
and clearing the tracks, namely clearing all the tracks.
12. The video monitoring method according to claim 8, wherein the hotspot distribution management step further comprises:
a hotspot display step, controlling and displaying hotspot distribution of the selected personnel;
and a hotspot clearing step, controlling to clear the hotspot distribution of the selected personnel.
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| CN108898072A (en) * | 2018-06-11 | 2018-11-27 | 东莞中国科学院云计算产业技术创新与育成中心 | It is a kind of towards police criminal detection application video image intelligent study and judge system |
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