CN115100796A - Cinema safety monitoring system based on edge calculation - Google Patents
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
- G08B7/066—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources guiding along a path, e.g. evacuation path lighting strip
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- G—PHYSICS
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- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
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Abstract
The embodiment of the invention discloses a cinema safety monitoring system based on edge calculation, and relates to the field of image recognition. The system, comprising: the monitoring cameras are arranged at the designated positions in the target cinema and are used for collecting images in the target cinema in real time; and the edge calculation system is connected with the monitoring camera and used for acquiring all images in the target cinema acquired by the monitoring camera and determining the position area of the target cinema in which abnormal conditions occur through edge calculation. The invention can intelligently and automatically discover the abnormal position area of the cinema, thereby saving the time of rescue and emergency disposal and improving the safety of the cinema.
Description
Technical Field
The invention belongs to the technical field of image recognition, and particularly relates to a cinema safety monitoring system based on edge calculation.
Background
With the continuous improvement of living standard of people and the continuous development of film making technology, more and more people enter a movie theater to watch the film, and the number of film watching people and a box office also continuously create new records. With the increasing number of film viewers, the cinema becomes a place with very dense personnel, and once a safety accident happens, the consequences are very serious.
In order to ensure the safety of movie viewers, the conventional security monitoring method for a movie theater firstly sets a great number of monitoring cameras in the movie theater to be used as monitoring videos, and then, background workers periodically perform patrol according to video data to determine and position abnormal conditions in the movie theater. However, the method is not intelligent enough, abnormal conditions cannot be found timely and comprehensively, so that the safety of personnel in the cinema cannot be ensured completely, meanwhile, some necessary fire monitoring functions are not provided, and the personnel in the cinema can only respond in time after safety problems occur, so that precious emergency treatment and rescue time are lost, and serious consequences are caused.
Disclosure of Invention
In view of this, the embodiment of the present invention provides a cinema security monitoring system based on edge calculation, which is used to solve the problem that the existing cinema security monitoring method cannot find the security problem in time, so that precious emergency treatment and rescue time is lost. The method and the system can determine the position area of the abnormal condition by utilizing the image in the cinema and calculating the edge, and realize the intelligent and automatic discovery of the abnormal condition and the position area of the cinema, thereby saving the time of rescue and emergency disposal and improving the safety of the cinema.
The embodiment of the invention provides a cinema safety monitoring system based on edge calculation, which comprises:
the monitoring cameras are arranged at the designated positions in the target cinema and are used for collecting images in the target cinema in real time;
and the edge calculation system is connected with the monitoring camera and used for acquiring all images in the target cinema acquired by the monitoring camera and determining the position area of the target cinema in which abnormal conditions occur through edge calculation.
In an alternative embodiment, the designated locations within the target theater include at least: corridor, public place and inside movie hall in the target cinema.
In an optional embodiment, the system further comprises:
and the light control module is used for controlling the irradiation state of each illuminating lamp on the roof inside the target cinema according to the position area where the abnormal condition occurs in the target cinema and the distribution condition of the illuminating lamps above the conventional evacuation channel of the target cinema so as to guide people to evacuate effectively.
In an alternative embodiment, the light control module includes:
the storage unit is used for storing projection coordinates of all illuminating lamps on the roof inside the target cinema in the preset two-dimensional rectangular coordinate system in advance; the coordinate plane of the preset two-dimensional rectangular coordinate system is a ground plane inside the target cinema;
the abnormal position light coordinate determination unit is used for determining the projection coordinates of the illuminating lamps above the position area where the abnormal condition occurs in the current target cinema in a preset two-dimensional rectangular coordinate system, and forming the projection coordinates of the currently determined illuminating lamps into a first coordinate set;
and the illumination wide-angle control unit is used for controlling the illumination wide angle of the illumination lamp corresponding to each coordinate in the first coordinate set according to the coordinate in the first coordinate set.
In an optional embodiment, the lighting control module further includes:
and the light brightness control unit is used for controlling the light brightness of the illuminating lamps above the conventional evacuation channels according to the position area of the current target cinema in which the abnormal condition occurs and the distribution condition of the illuminating lamps above the conventional evacuation channels of the target cinema.
In an optional embodiment, the system further comprises:
and the safe channel determining module is used for determining the currently safest conventional evacuation channel in the conventional evacuation channels of the target cinema according to the position area in which the abnormal condition occurs in the current target cinema and the distribution condition of all illuminating lamps above the conventional evacuation channels of the target cinema.
In an optional embodiment, the lighting control module further includes:
and the lighting color control unit is used for controlling the lighting lamps above the currently safest conventional evacuation channel determined by the safe channel determination module to display the lighting lamps in preset colors.
In an optional embodiment, the illumination wide-angle control unit is specifically configured to calculate an illumination wide angle of the illumination lamp corresponding to each coordinate in the first coordinate set according to a first formula; the first formula is:
wherein θ represents an illumination wide angle of an illumination lamp corresponding to each coordinate in the first coordinate set; k represents the scaling ratio between the preset two-dimensional rectangular coordinate system and the ground plane inside the target cinema; n represents the coordinate difference number in the first coordinate set; h represents a height value of an illumination lamp of a roof inside the target theater relative to a ground level inside the target theater; 1,2, …, n;
the value of i is substituted into the parenthesis from 1 to n to obtain the maximum value in the parenthesis; [ x ] of q (i),y q (i)]Representing the ith coordinate in the first set of coordinates;
the light brightness control unit is specifically used for determining the required light brightness of the illuminating lamps above the conventional evacuation channels according to a second formula and controlling the illuminating lamps to work at the required light brightness of the illuminating lamps; the second formula is:
wherein e (a) represents a required light brightness value of an illumination lamp above the a-th conventional evacuation lane of the target theater; e 0 To representThe brightness of the illuminating lamp in the target cinema is 1.5 times of the normal starting brightness; r 1,2, …, D a ；D a Representing the total number of lights above the a-th conventional evacuation lane of the target theater; | | represents the absolute value; [ X ] a (r),Y a (r)]Representing the projection coordinate of the r lighting lamp above the a-th conventional evacuation channel of the target cinema in a preset two-dimensional rectangular coordinate system;
the safe channel determining module is specifically used for determining the most safe conventional evacuation channel at present from the conventional evacuation channels of the third formula target cinema; the third formula is:
wherein, A represents the number corresponding to the current safest conventional evacuation channel;
means that the value of i is from 1 to n, and the value of r is from 1 to D a Substituting into brackets to obtain the minimum value in brackets; a is 1,2, …, m; m represents the total number of conventional evacuation channels of the target theater;
the expression "a" indicates a value corresponding to a case where a value from 1 to m is substituted into parentheses to obtain a maximum value in parentheses.
The invention provides a cinema safety monitoring system based on edge calculation, which is characterized in that an environment image is collected through a camera installed in a cinema, and then a position area in which an abnormal condition occurs in the cinema is determined through edge calculation. The invention can determine the position area of the abnormal situation by edge calculation by utilizing the image in the cinema, and realizes the intelligent and automatic discovery of the abnormal situation and the position area of the cinema, thereby saving the time of rescue and emergency treatment and improving the safety of the cinema.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a cinema security monitoring system based on edge calculation according to an embodiment of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
It should be understood that the described embodiments are only some embodiments of the invention, and not all 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.
Fig. 1 is a schematic structural diagram of a cinema security monitoring system based on edge calculation according to an embodiment of the present invention. Referring to fig. 1, the system includes:
the monitoring cameras 1 are installed at the designated positions in the target cinema and used for collecting images in the target cinema in real time.
In this embodiment, can be in corridor, public place and the movie room internally mounted surveillance camera head in the cinema, realized gathering the image of the action of all people and the condition of a fire in the cinema, the follow-up marginal computing system 2 that sets up in surveillance camera head of being convenient for is to the indoor action monitoring and the condition of a fire prediction of all people of cinema.
And the edge calculation system 2 is connected with the monitoring camera 1 and used for acquiring all images in the target cinema acquired by the monitoring camera 1 and determining the position area of the target cinema in which abnormal conditions occur through edge calculation.
The beneficial effects of the above technical scheme are: the method comprises the steps of firstly collecting an environment image through a camera installed in a cinema, and then determining a position area where an abnormal condition (such as a fire disaster) occurs in a target cinema through edge calculation. The invention can determine the position area of the abnormal situation by edge calculation by utilizing the image in the cinema, and realizes the intelligent and automatic discovery of the abnormal situation and the position area of the cinema, thereby saving the time of rescue and emergency treatment and improving the safety of the cinema.
As an optional embodiment, the cinema security monitoring system based on edge calculation further includes: and the light control module is used for controlling the irradiation state of each illuminating lamp on the roof inside the target cinema according to the position area where the abnormal condition occurs in the target cinema and the distribution condition of the illuminating lamps above the conventional evacuation channel of the target cinema so as to guide people to evacuate effectively.
The beneficial effects of the above technical scheme are: after the abnormal condition of the cinema is found, workers and film watching customers are informed of evacuation channels in a lighting mode, the workers and the film watching customers can move uniformly, the evacuation site is quickly evacuated, and the abnormal position area is kept away, so that the safety of the workers and the film watching customers is ensured, and the influence caused by the abnormality is reduced.
As an alternative embodiment, the light control module includes:
the storage unit is used for storing projection coordinates of all illuminating lamps on the roof inside the target cinema in the preset two-dimensional rectangular coordinate system in advance; the coordinate plane of the preset two-dimensional rectangular coordinate system is a ground plane inside the target cinema;
the abnormal position light coordinate determination unit is used for determining the projection coordinates of the illuminating lamps above the position area where the abnormal condition occurs in the current target cinema in a preset two-dimensional rectangular coordinate system, and forming the projection coordinates of the currently determined illuminating lamps into a first coordinate set;
and the illumination wide-angle control unit is used for controlling the illumination wide angle of the illumination lamp corresponding to each coordinate in the first coordinate set according to the coordinate in the first coordinate set.
The beneficial effects of the above technical scheme are: according to the projection coordinate of the illuminating lamp above the position area of the abnormal condition in the preset two-dimensional rectangular coordinate system, for example, the wide angle of illumination of the illuminating lamp is controlled by rotating the illuminating lamp and adjusting an angle adjusting ring of the wide angle on a roof connecting part, so that the development of the abnormal condition of clear observation of workers and film watching customers in a movie theater is facilitated, reasonable avoidance is achieved, and economic loss and injury of the workers caused by the abnormal condition are reduced.
As an optional embodiment, the light control module further includes:
and the light brightness control unit is used for controlling the light brightness of the illuminating lamps above the conventional evacuation channels according to the position area where the abnormal condition occurs in the current target cinema and the distribution condition of the illuminating lamps above the conventional evacuation channels of the target cinema.
The beneficial effects of the above technical scheme are: according to the distribution condition of the position area of the abnormal condition in the cinema and the illuminating lamps above the conventional evacuation channels, the light brightness of the illuminating lamps above the conventional evacuation channels is controlled, the safety of the paths of workers and film watching customers is facilitated to be reminded by strong light, so that the workers and the film watching customers uniformly and normatively act, the safety of the paths is judged through the strong light, and the evacuation efficiency and the safety of the workers are guaranteed.
As an alternative embodiment, the system further comprises:
and the safe channel determining module is used for determining the current safest conventional evacuation channel from the conventional evacuation channels of the target cinema according to the position area of the current target cinema in which the abnormal condition occurs and the distribution condition of all illuminating lamps above the conventional evacuation channels of the target cinema.
The beneficial effects of the above technical scheme are: the safest conventional evacuation channel is selected from the conventional evacuation channels, so that the personnel evacuation and rescue efficiency is further improved, the rescue time is saved, and the influence caused by abnormity is effectively reduced.
As an optional embodiment, the light control module further includes:
and the lighting color control unit is used for controlling the lighting lamps above the currently safest conventional evacuation channel determined by the safe channel determination module to display the lighting lamps in preset colors.
The beneficial effects of the above technical scheme are: after the safest conventional evacuation channel is determined, the illuminating lamp above the channel is further controlled to display a preset color, such as red, and bright colors are used for prompting information of channels of workers, film watching customers and rescue workers, so that on one hand, the workers and the film watching customers can evacuate quickly, and on the other hand, the rescue workers can reach abnormal positions quickly to deal with abnormal conditions.
As an optional embodiment, the illumination wide-angle control unit is specifically configured to calculate an illumination wide angle of the illumination lamp corresponding to each coordinate in the first coordinate set according to a first formula; the first formula is:
wherein θ represents an illumination wide angle of an illumination lamp corresponding to each coordinate in the first coordinate set; k represents a zoom ratio between the preset two-dimensional rectangular coordinate system and a ground plane inside the target cinema; n represents the coordinate difference number in the first coordinate set; h represents a height value of an illumination lamp of a roof inside the target theater relative to a ground level inside the target theater; 1,2, …, n;
the value of i is substituted into the parenthesis from 1 to n to obtain the maximum value in the parenthesis; [ x ] of q (i),y q (i)]Representing the ith coordinate in the first set of coordinates;
the light brightness control unit is specifically used for determining the required light brightness of the illuminating lamps above the conventional evacuation channels according to a second formula and controlling the illuminating lamps to work at the required light brightness of the illuminating lamps; the second formula is:
wherein e (a) represents a required light brightness value of an illumination lamp above the a-th conventional evacuation passageway of the target theater; e 0 The brightness which is 1.5 times of the normal opening brightness of the lighting lamp in the target cinema is shown; r 1,2, …, D a ；D a Representing the total number of lights above the a-th conventional evacuation lane of the target theater; the absolute value is obtained; [ X ] a (r),Y a (r)]Representing the projection coordinate of the r-th illuminating lamp above the a-th conventional evacuation channel of the target cinema in a preset two-dimensional rectangular coordinate system;
the safe channel determining module is specifically used for determining the most safe conventional evacuation channel at present from the conventional evacuation channels of the third formula target cinema; the third formula is:
wherein, A represents the number corresponding to the current safest conventional evacuation channel;
means that the value of i is from 1 to n and the value of r is from 1 to D a Substituting into brackets to obtain the minimum value in brackets; a is 1,2, …, m; m represents the total number of conventional evacuation channels of the target theater;
the expression "a" indicates a value corresponding to a case where a value from 1 to m is substituted into parentheses to obtain a maximum value in parentheses.
The beneficial effects of the above technical scheme are: controlling the wide irradiation angle of the lamplight above the abnormal situation position according to the position distribution situation of the abnormal situation by using a first formula (1), so that personnel in the cinema can observe the development of the abnormal situation and reasonably avoid the abnormal situation; then, a safe conventional evacuation channel is determined according to the position distribution condition of the abnormal condition and the light distribution condition above the conventional evacuation channel in the current cinema by using a second formula (2), and the light brightness above the safe path is controlled, so that personnel can judge the safety of the path according to the intensity of the light, and the evacuation safety is ensured; and finally, selecting the safest conventional evacuation channel from the conventional evacuation channels by using a third formula (3), wherein the safest conventional evacuation channel is used for assisting the evacuation of internal personnel and assisting rescue personnel to provide the safest rescue road.
It can be known from the content of the above embodiment that the edge computing system is added in the monitoring camera to obtain the monitoring conditions in the whole movie theater, including indoor corridors, public places and inside movie halls, so that the behavior and action monitoring and fire prediction of all people in the movie theater can be realized. And after the abnormal condition is found in the monitoring process of the interior of the cinema, the opening state, the intensity and the display color condition of the light in the cinema are controlled according to the position condition of the abnormal condition and the light distribution condition above the conventional evacuation channel in the current cinema, so that people in the cinema are guided to evacuate safely as soon as possible, rescue workers are guided to carry out safe rescue work, the rescue efficiency is effectively improved, and the loss caused by the abnormal condition is reduced.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams 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 methods 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 method 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 methods specified in the flowchart flow or flows and/or block diagram block or blocks.
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. The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. An edge-computing-based theater security monitoring system, comprising:
the monitoring cameras are arranged at the designated positions in the target cinema and are used for collecting images in the target cinema in real time;
and the edge calculation system is connected with the monitoring camera and is used for acquiring all images in the target cinema collected by the monitoring camera and determining the position area of the abnormal situation in the target cinema through edge calculation.
2. The edge computing-based theater security monitoring system of claim 1 wherein the designated locations within the target theater comprise at least: corridor, public place and inside the movie hall in the destination cinema.
3. An edge computing based theater security monitoring system according to claim 1 further comprising:
and the light control module is used for controlling the irradiation state of each illuminating lamp on the roof inside the target cinema according to the position area where the abnormal condition occurs in the target cinema and the distribution condition of the illuminating lamps above the conventional evacuation channel of the target cinema so as to guide people to evacuate effectively.
4. An edge computing based theater security monitoring system of claim 3 wherein the light control module comprises:
the storage unit is used for storing projection coordinates of all illuminating lamps on the roof inside the target cinema in the preset two-dimensional rectangular coordinate system in advance; the coordinate plane of the preset two-dimensional rectangular coordinate system is a ground plane inside the target cinema;
the abnormal position light coordinate determination unit is used for determining the projection coordinates of the illuminating lamps above the position area where the abnormal condition occurs in the current target cinema in a preset two-dimensional rectangular coordinate system, and forming the projection coordinates of the currently determined illuminating lamps into a first coordinate set;
and the illumination wide-angle control unit is used for controlling the illumination wide angle of the illumination lamp corresponding to each coordinate in the first coordinate set according to the coordinate in the first coordinate set.
5. The edge computing-based theater security monitoring system of claim 4 wherein the light control module further comprises:
and the light brightness control unit is used for controlling the light brightness of the illuminating lamps above the conventional evacuation channels according to the position area of the current target cinema in which the abnormal condition occurs and the distribution condition of the illuminating lamps above the conventional evacuation channels of the target cinema.
6. An edge computing based theater security monitoring system according to claim 4 or 5 further comprising:
and the safe channel determining module is used for determining the current safest conventional evacuation channel from the conventional evacuation channels of the target cinema according to the position area of the current target cinema in which the abnormal condition occurs and the distribution condition of all illuminating lamps above the conventional evacuation channels of the target cinema.
7. An edge computing based theater security monitoring system according to claim 6 wherein the light control module further comprises:
and the lighting color control unit is used for controlling the lighting lamps above the currently safest conventional evacuation channel determined by the safe channel determination module to display the lighting lamps in preset colors.
8. The system for monitoring cinema safety based on edge calculation as claimed in claim 6, wherein the illumination wide angle control unit is specifically configured to calculate an illumination wide angle of an illumination lamp corresponding to each coordinate in the first coordinate set according to a first formula; the first formula is:
wherein θ represents an illumination wide angle of an illumination lamp corresponding to each coordinate in the first coordinate set; k represents the scaling ratio between the preset two-dimensional rectangular coordinate system and the ground plane inside the target cinema; n represents the coordinate difference number in the first coordinate set; h represents a height value of an illumination lamp of a roof inside the target theater relative to a ground level inside the target theater; 1,2, …, n;
means taking the value of i from 1Substituting the value n into the parenthesis to obtain the maximum value in the parenthesis; [ x ] q (i),y q (i)]Representing the ith coordinate in the first set of coordinates;
the light brightness control unit is specifically used for determining the required light brightness of the illuminating lamps above the conventional evacuation channels according to a second formula and controlling the illuminating lamps to work at the required light brightness of the illuminating lamps; the second formula is:
wherein e (a) represents a required light brightness value of an illumination lamp above the a-th conventional evacuation lane of the target theater; e 0 The brightness which is 1.5 times of the normal opening brightness of the lighting lamp in the target cinema is shown; r 1,2, …, D a ；D a Representing the total number of lights above the a-th conventional evacuation lane of the target theater; | | represents the absolute value; [ X ] a (r),Y a (r)]Representing the projection coordinate of the r-th illuminating lamp above the a-th conventional evacuation channel of the target cinema in a preset two-dimensional rectangular coordinate system;
the safe channel determining module is specifically used for determining the most safe conventional evacuation channel at present from the conventional evacuation channels of the third formula target cinema; the third formula is:
wherein, A represents the number corresponding to the current safest conventional evacuation channel;
means that the value of i is from 1 to n and the value of r is from 1 to D a Substituting into brackets to obtain the minimum value in brackets; a is 1,2, …, m; m represents the total number of conventional evacuation channels of the target cinema;
the expression "a" indicates a value corresponding to a case where a value from 1 to m is substituted into parentheses to obtain a maximum value in parentheses.
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| CN112906923A (en) * | 2021-01-25 | 2021-06-04 | 杭州卓苑科技有限公司 | Intelligent cinema implementation method and device, computer equipment and storage medium |
| CN113870550A (en) * | 2021-08-11 | 2021-12-31 | 中标慧安信息技术股份有限公司 | Regional anomaly detection method and system based on edge calculation |
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