CN114866767B - Video monitoring system and method - Google Patents
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- H—ELECTRICITY
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
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- H—ELECTRICITY
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- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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Abstract
The invention relates to a video monitoring system and a method, comprising the following steps: the monitoring system comprises a monitoring picture acquisition module, a picture area calibration module and a monitoring information display module; it can be understood that, the invention obtains the monitoring picture from the monitoring camera through the monitoring picture obtaining module, obtains the equipment area and the equipment number input by the user according to the monitoring picture through the picture area calibration module, associates the equipment area and the equipment number with the corresponding area in the monitoring picture to form and store the association relationship, obtains the user instruction through the monitoring information display module, and displays the equipment number corresponding to the corresponding area in the monitoring picture according to the user instruction and the association relationship.
Description
Technical Field
The invention relates to the technical field of video monitoring, in particular to a video monitoring system and a video monitoring method.
Background
At present, in industry, key equipment is often monitored in real time, and a video monitoring system is built to ensure the normal operation of the equipment. In a video monitoring system for monitoring these key devices, in order to make a monitored picture more stable, a monitoring camera of an important device is usually not moved, rotated, zoomed and the like once being set.
However, in the monitoring picture of the above video monitoring system, the monitored devices are simply displayed, if the number of the monitoring pictures is increased, the number of the monitored devices is increased, and the specific information of the monitored devices in the picture cannot be immediately judged by the staff.
Therefore, in the current video monitoring system, once a certain device has a problem, a worker cannot immediately judge which device has the problem through a monitoring picture, and further cannot check information such as a bit number, characteristics, a three-dimensional space position, a processing scheme and the like of a faulty device.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a video monitoring system and method, so as to solve the problem in the prior art that once a certain device has a problem, a worker cannot immediately determine which device has the problem through a monitoring picture, and further cannot immediately check information of a faulty device.
According to a first aspect of embodiments of the present invention, there is provided a video monitoring system, including:
the monitoring picture acquisition module is used for acquiring a monitoring picture from the monitoring camera;
the picture area calibration module is used for acquiring the equipment area and the equipment number input by the user according to the monitoring picture, associating the equipment area and the equipment number with the corresponding area in the monitoring picture, forming an association relation and storing the association relation;
and the monitoring information display module is used for acquiring a user instruction and displaying the equipment number corresponding to the corresponding area in the monitoring picture according to the user instruction and the association relation.
According to a second aspect of the embodiments of the present invention, there is provided a video monitoring method, including:
acquiring a monitoring picture from a monitoring camera;
acquiring an equipment area and an equipment number input by a user according to the monitoring picture;
associating the equipment area and the equipment number with the corresponding area in the monitoring picture to form an association relation and storing the association relation;
and acquiring a user instruction, and displaying the equipment number corresponding to the corresponding area in the monitoring picture according to the user instruction and the association relation.
Preferably, the displaying, according to the user instruction and the association relationship, an equipment number corresponding to a corresponding area in the monitoring picture includes:
the user instruction is the position of the mouse event;
judging whether the position of the mouse event is in the associated monitoring screen area or not;
and if so, displaying the equipment number corresponding to the corresponding area in the monitoring picture.
Preferably, the associating the device area and the device number with the corresponding area in the monitoring screen includes:
setting a specific value for internal pixels of a corresponding area in the monitoring picture according to an equipment area input by the user according to the monitoring picture so as to distinguish the area from other areas;
setting a specific value for a pixel of a background area in the monitoring picture.
Preferably, the determining whether the position of the mouse event is in the associated monitoring screen area includes:
acquiring a specific value of the position of the mouse event;
judging whether the specific value of the position of the mouse event is the same as the specific value of the corresponding area in the monitoring picture or not;
and if so, displaying the equipment number corresponding to the corresponding area in the monitoring picture.
Preferably, the method comprises:
and setting the outline of the corresponding area in the monitoring picture according to the equipment area input by the user according to the monitoring picture so as to distinguish the area from other areas.
Preferably, the determining whether the position of the mouse event is in the associated monitoring screen area includes:
judging whether the position of the mouse event is in the contour of the corresponding area in the monitoring picture or not by adopting an algorithm of pointing in the contour;
and if so, displaying the equipment number corresponding to the corresponding area in the monitoring picture.
Preferably, the method further comprises:
and acquiring and storing the equipment information corresponding to the equipment number.
Preferably, the device information at least includes:
bit number, characteristics, three-dimensional spatial location, processing scheme.
Preferably, the method further comprises:
and displaying the equipment information according to the displayed equipment number.
The technical scheme provided by the embodiment of the invention can have the following beneficial effects:
according to the invention, the monitoring picture is obtained from the monitoring camera through the monitoring picture obtaining module, the equipment area and the equipment number input by a user according to the monitoring picture are obtained through the picture area calibration module, the equipment area and the equipment number are associated with the corresponding area in the monitoring picture to form an association relation and are stored, the user instruction is obtained through the monitoring information display module, and the equipment number corresponding to the corresponding area in the monitoring picture is displayed according to the user instruction and the association relation.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is a schematic block diagram of a video surveillance system according to an exemplary embodiment;
FIG. 2 is a schematic illustration of a monitoring screen according to an exemplary embodiment;
FIG. 3 is a diagram illustrating a calibration of a monitoring screen according to an exemplary embodiment;
FIG. 4 is a schematic diagram illustrating steps of a video surveillance method according to an exemplary embodiment;
FIG. 5 is a schematic view of a monitoring screen region calibration process according to an exemplary embodiment;
fig. 6 is a schematic diagram illustrating a monitoring screen region selection process according to an exemplary embodiment.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
Example one
Fig. 1 is a schematic block diagram illustrating a video surveillance system according to an exemplary embodiment, and referring to fig. 1, according to a first aspect of an embodiment of the present invention, there is provided a video surveillance system including:
a monitoring picture obtaining module 101, configured to obtain a monitoring picture from a monitoring camera (a plurality of monitoring cameras including the monitoring camera 201);
the picture area calibration module 102 is configured to obtain an equipment area and an equipment number input by a user according to the monitoring picture, associate the equipment area and the equipment number with a corresponding area in the monitoring picture, form an association relationship, and store the association relationship;
and the monitoring information display module 103 is configured to obtain a user instruction, and display an equipment number corresponding to a corresponding area in the monitoring picture according to the user instruction and the association relationship.
In specific practice, once the monitoring camera of important equipment is set for production monitoring needs in industry, operations such as moving, rotating and zooming are not usually performed to ensure the stability of a monitoring picture. Therefore, the monitoring picture acquired by the system cannot be moved, rotated, zoomed and the like. In specific use, for example, five devices are arranged in a factory building of a certain factory, two monitoring cameras are installed in the factory building, a monitoring picture of the first monitoring camera can clearly see the first device and the second device, and a monitoring picture of the second monitoring camera can clearly see the third device, the fourth device and the fifth device. First, the monitoring picture acquiring module 101 needs to acquire monitoring pictures of the two monitoring cameras, and then the picture area calibrating module 102 calibrates the area of the pictures.
Referring to fig. 2 and fig. 3, in the screen calibration process, an equipment region and an equipment number input by a user according to a monitoring picture need to be obtained, for example, fig. 2 is a schematic diagram of a monitoring picture shown according to an exemplary embodiment, which shows that a monitoring picture seen by a user when a first monitoring picture is calibrated, the user selects a region of a first device and a second device in the monitoring picture according to the monitoring picture, as shown in fig. 3, the region selected by the user cannot be overlapped and intersected, and after a region corresponding to a device is selected, an equipment number corresponding to the device in the region is input, and after a system obtains the region and the number, the device region and the equipment number are associated with the corresponding region in the monitoring picture to form an association relationship and are stored.
Preferably, the monitoring picture used for calibration may be a real-time or played-back monitoring video, or a screenshot of the monitoring picture.
And then, calibrating other monitoring pictures by the user, wherein the calibration process is the same as that described above. For example, when the second monitoring picture is calibrated, areas corresponding to three devices are marked, and device numbers corresponding to the three devices are input.
After all the monitoring pictures are calibrated, the monitoring picture acquiring module 101 acquires the monitoring pictures of the monitoring cameras, and directly displays the monitoring pictures through the monitoring information display module 103 without being calibrated by the picture area calibrating module 102 again, when a user observes the monitoring pictures, if the user wants to know which equipment is in the monitoring pictures, a user instruction can be input, and the system automatically displays the equipment numbers of the equipment according to the user instruction. For example, after the user clicks the first device with the mouse according to the first monitoring screen in the above example, the system automatically displays the device number of the first device, and the user can know other related information of the device by looking up the table according to the number.
Preferably, the user instruction may be a position of a mouse event, where the mouse event is a mouse operation such as mouse clicking, hovering, sliding, and the like, and may be set according to a specific situation, or a coordinate value keyed in by a keyboard.
Preferably, the system is further capable of storing other related information of the device, such as the bit number, characteristics, three-dimensional spatial location, processing scheme, etc. of the device, and displaying the device number together.
It can be understood that, the invention obtains the monitoring picture from the monitoring camera through the monitoring picture obtaining module, obtains the equipment area and the equipment number input by the user according to the monitoring picture through the picture area calibration module, associates the equipment area and the equipment number with the corresponding area in the monitoring picture to form and store the association relationship, obtains the user instruction through the monitoring information display module, and displays the equipment number corresponding to the corresponding area in the monitoring picture according to the user instruction and the association relationship.
Example two
Fig. 4 is a schematic diagram illustrating steps of a video monitoring method according to an exemplary embodiment, and referring to fig. 4, according to a second aspect of the embodiment of the present invention, there is provided a video monitoring method, including:
s11, acquiring a monitoring picture from a monitoring camera;
s12, acquiring an equipment area and an equipment number input by a user according to the monitoring picture;
s13, associating the equipment area and the equipment number with the corresponding area in the monitoring picture to form an association relation and storing the association relation;
and S14, acquiring a user instruction, and displaying the equipment number corresponding to the corresponding area in the monitoring picture according to the user instruction and the association relation.
It can be understood that, the invention obtains the monitoring picture from the monitoring camera through the monitoring picture obtaining module, obtains the equipment area and the equipment number input by the user according to the monitoring picture through the picture area calibration module, associates the equipment area and the equipment number with the corresponding area in the monitoring picture to form and store the association relationship, obtains the user instruction through the monitoring information display module, and displays the equipment number corresponding to the corresponding area in the monitoring picture according to the user instruction and the association relationship.
It should be noted that, the displaying, according to the user instruction and the association relationship, the device number corresponding to the corresponding area in the monitoring screen includes:
the user instruction is the position of the mouse event;
judging whether the position of the mouse event is in the associated monitoring screen area or not;
and if so, displaying the equipment number corresponding to the corresponding area in the monitoring picture.
In a specific practice, a user may click a monitoring picture by using a mouse to obtain a corresponding device number, for example, after the system clicks the monitoring picture, the system may determine whether a clicked position is within a calibrated region, if not, the system does not display the device number, and if so, the system displays the device number. For example, if the user clicks the area calibrated by the first device, the system will display the device number corresponding to the first device, and if the user clicks the area calibrated by the second device, the system will display the device number corresponding to the second device.
Preferably, the user instruction may be a manner of keyboard-entering coordinates instead of mouse clicking.
It can be understood that, with the technical solution adopted in this embodiment, a user can view the device code of the corresponding device through a mouse, thereby increasing the operation experience of the user.
It should be noted that the associating the device area and the device number with the corresponding area in the monitoring screen includes:
setting a specific value for internal pixels of a corresponding area in the monitoring picture according to an equipment area input by the user according to the monitoring picture so as to distinguish the area from other areas;
setting a specific value for a pixel of a background area in the monitoring picture.
In a specific practice, after the system acquires a region calibrated by a user for a monitoring picture, the calibrated region is set with a set value, for example, referring to fig. 2 and 3, two devices are provided in the monitoring picture, after the user calibrates the device, the system sets a specific value for a pixel value in the region of a first device, assumes that the specific value is 1, sets a specific value for a pixel value in the region of a second device, assumes that the specific value is 2, sets a specific value for a pixel in a background region, assumes that the specific value is 0, and stores the specific values, so that it is possible to distinguish whether the pixel belongs to the region of the first device, the region of the second device, or the background region by identifying the specific value of the pixel.
It should be noted that the determining whether the position of the mouse event is in the associated monitoring screen area includes:
acquiring a specific value of the position of the mouse event;
judging whether the specific value of the position of the mouse event is the same as the specific value of the corresponding area in the monitoring picture or not;
and if so, displaying the equipment number corresponding to the corresponding area in the monitoring picture.
In a specific practice, when a user views a monitoring screen, if the user wants to know the device number of a first device, the user clicks with a mouse, if the clicking position is inside the area of the first device, the system obtains a specific value of the position of a mouse event, the specific value is 1, and then the device number corresponding to the area is displayed according to the specific value being the same as a preset specific value. If the mouse clicks the background area, the obtained specific value is 0, and if the system judges that the clicked position is the background, the equipment number cannot be displayed.
It can be understood that, it is a manner of this embodiment to set a specific value to determine whether the position of the mouse event is inside the calibration area.
The present invention also provides another mode, as follows:
the method comprises the following steps:
and setting the outline of the corresponding area in the monitoring picture according to the equipment area input by the user according to the monitoring picture so as to distinguish the area from other areas.
It should be noted that the determining whether the position of the mouse event is located in the associated monitoring screen area includes:
judging whether the position of the mouse event is in the contour of the corresponding area in the monitoring picture by adopting an algorithm of pointing in the contour;
and if so, displaying the equipment number corresponding to the corresponding area in the monitoring picture.
In specific practice, when a user clicks a position in a monitoring picture, the system can automatically judge whether the position of a mouse event of the user is inside a preset profile according to an algorithm of pointing inside the profile, if not, the device number is not displayed, if the monitoring picture is as shown in fig. 2, and if the monitoring picture is inside the profile of the first device, the device number of the first device is displayed.
The algorithm comprises Ray casting algorithm, wining number algorithm and the like, and whether the points are in the contour can be judged through calculation.
It should be noted that the method further includes:
and acquiring and storing the equipment information corresponding to the equipment number.
It should be noted that the device information at least includes:
bit number, characteristics, three-dimensional spatial location, processing scheme.
It should be noted that the method further includes:
and displaying the equipment information according to the displayed equipment number.
It can be understood that, by acquiring the device information corresponding to the device number, displaying the device number, and displaying the device information, the speed of obtaining the device information by the user can be faster, and when a device failure occurs, the user can know the related information of the device more quickly.
Preferably, referring to fig. 5, fig. 5 is a schematic diagram illustrating a calibration flow of a monitoring screen area according to an exemplary embodiment, showing a flow of steps when the monitoring screen area is calibrated.
S21, selecting a monitoring picture;
firstly, a monitoring picture to be calibrated is selected, wherein the picture can be a real-time or played-back monitoring video or a screenshot of the monitoring picture.
S22, confirming equipment and equipment numbers contained in the monitoring picture;
s23, newly building an equipment labeling task;
step S24, labeling the equipment area;
marking an equipment area in a monitoring picture; when marking, the shape of the region is a closed region; the region can be marked manually or assisted by image matting and other modes; the shape can be selected from any closed figure marks such as polygons, circles, squares, triangles, free curves and the like according to the area of the equipment to be described in the picture; the labeling areas do not overlap. When the system is used for labeling, a mode of setting a specific value for pixels in the region can be adopted for labeling: setting different specific values in different equipment areas and background areas without equipment respectively; and may also be labeled in a manner that outlines the region.
Step S25, marking the equipment number of the equipment area;
s26, storing the label;
the device area and the device number of the device area may be stored in a database or a file on a local or server.
And judging whether other areas needing to be marked exist in the monitoring picture, if so, executing the step S22, and if not, ending the process.
Preferably, referring to fig. 6, fig. 6 is a schematic diagram illustrating a monitoring screen area selection process according to an exemplary embodiment, which shows a process flow of steps when a monitoring screen area is selected and displayed.
Taking a user instruction as mouse selection as an example:
s31, acquiring the position of a mouse event;
and moving the monitoring picture by the mouse, and acquiring the position of the click position in the picture by the system.
S32, selecting a first area;
the system acquires all the areas corresponding to the monitoring picture from the storage position and selects a first area at first.
Step S33, judging whether the area is effective, if so, judging whether the position is in the area, and if so, displaying the equipment number corresponding to the area; whether the area is valid or not, if not, the process is ended;
and judging whether the area is a valid area, namely whether the area has an associated equipment code, if not, judging that the area is invalid, ending the direct flow, if so, judging whether the mouse position is in the area, and if so, displaying the equipment number.
And S34, judging whether the area is valid, if so, judging whether the position is in the area, otherwise, selecting the next area, and executing the step S33.
If the mouse position is not in the area, the next area is selected and the process continues to step S33.
Preferably, the position of the mouse in the monitoring screen can be determined by determining coordinate information of the mouse in the monitoring screen, and then the specific value method or the area contour method is performed to determine whether the mouse coordinate is located in the area according to the coordinate information.
It can be understood that, the invention obtains the monitoring picture from the monitoring camera through the monitoring picture obtaining module, obtains the equipment area and the equipment number input by the user according to the monitoring picture through the picture area calibration module, associates the equipment area and the equipment number with the corresponding area in the monitoring picture to form and store the association relationship, obtains the user instruction through the monitoring information display module, and displays the equipment number corresponding to the corresponding area in the monitoring picture according to the user instruction and the association relationship.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
It should be noted that the terms "first," "second," and the like in the description of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Further, in the description of the present invention, the meaning of "a plurality" means at least two unless otherwise specified.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and alternate implementations are included within the scope of the preferred embodiment of the present invention in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present invention.
It should be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following technologies, which are well known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
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 the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units 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 separate product, may also be stored in a computer-readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (9)
1. A video surveillance system, comprising:
the monitoring image acquisition module is used for acquiring a monitoring image from the monitoring camera;
the picture area calibration module is used for acquiring the equipment area and the equipment number input by the user according to the monitoring picture, associating the equipment area and the equipment number with the corresponding area in the monitoring picture, forming an association relation and storing the association relation;
the monitoring information display module is used for acquiring a user instruction and displaying the equipment number corresponding to the corresponding area in the monitoring picture according to the user instruction and the association relation;
associating the equipment area and the equipment number with the corresponding area in the monitoring picture, including:
setting a specific value for internal pixels of a corresponding area in the monitoring picture according to an equipment area input by the user according to the monitoring picture so as to distinguish the area from other areas;
setting a specific value for a pixel of a background area in the monitoring picture.
2. A video surveillance method, comprising:
acquiring a monitoring picture from a monitoring camera;
acquiring an equipment area and an equipment number input by a user according to the monitoring picture;
associating the equipment area and the equipment number with the corresponding area in the monitoring picture to form an association relation and storing the association relation;
acquiring a user instruction, and displaying the equipment number corresponding to the corresponding area in the monitoring picture according to the user instruction and the association relation;
associating the equipment area and the equipment number with the corresponding area in the monitoring picture, including:
setting a specific value for internal pixels of a corresponding area in the monitoring picture according to an equipment area input by the user according to the monitoring picture so as to distinguish the area from other areas;
setting a specific value for a pixel of a background area in the monitoring picture.
3. The method according to claim 2, wherein the displaying, according to the user instruction and the association relationship, the device number corresponding to the corresponding area in the monitoring screen includes:
the user instruction is the position of the mouse event;
judging whether the position of the mouse event is in the associated monitoring screen area or not;
and if so, displaying the equipment number corresponding to the corresponding area in the monitoring picture.
4. The method of claim 3, wherein determining whether the location of the mouse event is within the associated monitored screen area comprises:
acquiring a specific value of the position of the mouse event;
judging whether the specific value of the position of the mouse event is the same as the specific value of the corresponding area in the monitoring picture or not;
and if so, displaying the equipment number corresponding to the corresponding area in the monitoring picture.
5. The method of claim 3, comprising:
and setting the outline of the corresponding area in the monitoring picture according to the equipment area input by the user according to the monitoring picture so as to distinguish the area from other areas.
6. The method of claim 5, wherein determining whether the location of the mouse event is within the associated monitored screen area comprises:
judging whether the position of the mouse event is in the contour of the corresponding area in the monitoring picture or not by adopting an algorithm of pointing in the contour;
and if so, displaying the equipment number corresponding to the corresponding area in the monitoring picture.
7. The method according to any one of claims 2 to 6, further comprising:
and acquiring and storing the equipment information corresponding to the equipment number.
8. The method according to claim 7, wherein the device information at least includes:
bit number, characteristics, three-dimensional spatial location, processing scheme.
9. The method of claim 7, further comprising:
and displaying the equipment information according to the displayed equipment number.
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| CN113190194A (en) * | 2021-04-22 | 2021-07-30 | 杭州腾纵科技有限公司 | Method and device for displaying video monitoring information |
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| CN114866767A (en) | 2022-08-05 |
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Denomination of invention: A video surveillance system and method Granted publication date: 20230407 Pledgee: Beijing Zhongguancun bank Limited by Share Ltd. Pledgor: Beijing suitong Technology Development Co.,Ltd. Registration number: Y2024990000169 |