CN114257869B - Operation safety monitoring method for propaganda large screen equipment - Google Patents
Operation safety monitoring method for propaganda large screen equipment Download PDFInfo
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- CN114257869B CN114257869B CN202111422021.9A CN202111422021A CN114257869B CN 114257869 B CN114257869 B CN 114257869B CN 202111422021 A CN202111422021 A CN 202111422021A CN 114257869 B CN114257869 B CN 114257869B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000000605 extraction Methods 0.000 claims abstract description 4
- 238000003780 insertion Methods 0.000 claims abstract description 4
- 230000037431 insertion Effects 0.000 claims abstract description 4
- 238000004891 communication Methods 0.000 claims description 18
- 230000002159 abnormal effect Effects 0.000 claims description 7
- 230000001960 triggered effect Effects 0.000 claims description 7
- 238000013461 design Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/4424—Monitoring of the internal components or processes of the client device, e.g. CPU or memory load, processing speed, timer, counter or percentage of the hard disk space used
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/3003—Monitoring arrangements specially adapted to the computing system or computing system component being monitored
- G06F11/3024—Monitoring arrangements specially adapted to the computing system or computing system component being monitored where the computing system component is a central processing unit [CPU]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/3003—Monitoring arrangements specially adapted to the computing system or computing system component being monitored
- G06F11/3037—Monitoring arrangements specially adapted to the computing system or computing system component being monitored where the computing system component is a memory, e.g. virtual memory, cache
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/3055—Monitoring arrangements for monitoring the status of the computing system or of the computing system component, e.g. monitoring if the computing system is on, off, available, not available
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/454—Content or additional data filtering, e.g. blocking advertisements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/488—Data services, e.g. news ticker
- H04N21/4882—Data services, e.g. news ticker for displaying messages, e.g. warnings, reminders
Abstract
The invention discloses a method for monitoring operation safety of large-screen propaganda equipment, which comprises the following steps: monitoring the running state of large-screen propaganda equipment; the method comprises the steps that operation state monitoring of a broadcast control program is conducted, a large propaganda screen device installs an application for keeping alive of a broadcast control main application, the broadcast control main application is displayed on a foreground page, the keep alive application is operated in a background, the operation state of the foreground application is monitored, and the continuous operation of the broadcast control main application is guaranteed; the method comprises the steps of monitoring the connection state of an external interface, connecting a propaganda large screen with main system equipment through the external interface, and monitoring insertion and extraction events of the external interface; and after the material playing state monitoring is carried out, the playing control main application is started, the screen content is pushed to the server, the server checks the video stream data, if the playing content is detected to be improper, the playing material is switched, and meanwhile, whether the current system time is in the time range of the starting time and the ending time of the playing material is detected.
Description
Technical Field
The invention belongs to the technical field of public information security, and particularly relates to a method for monitoring operation security of large-screen propaganda equipment.
Background
With the advancement of urban technology, the technology of the internet of things is developed. The products of smart cities are increasing. Like outdoor large screen, elevator advertisement screen, bus station propaganda screen, large screen applications such as subway propaganda screen are ubiquitous. Along with the fact that the large propaganda screen is more integrated into the life of people, how to quickly and effectively monitor the operation safety of the large screen becomes a critical problem.
In the prior art, there is a method of monitoring whether a program survives by using a data heartbeat packet sent by both communication parties. This is typically done by considering that the program is not online if there is no heartbeat response within a few seconds. However, for a scene with high real-time requirements and low fault tolerance requirements, the method cannot meet the requirements. In addition, for content security monitoring, a mode of collecting screen play data through an external camera and uploading the data to a server by the camera is adopted. This approach incurs additional equipment costs, and requires multiple devices to access the server, which also incurs technical costs.
Disclosure of Invention
In view of the technical problems, the invention provides a method for monitoring operation safety of large screen propaganda equipment.
In order to solve the technical problems, the invention adopts the following technical scheme:
a method for monitoring operation safety of large screen propaganda equipment comprises the following steps:
monitoring the running state of large-screen propaganda equipment;
The method comprises the steps that operation state monitoring of a broadcast control program is conducted, a large propaganda screen device installs an application for keeping alive of a broadcast control main application, the broadcast control main application is displayed on a foreground page, the keep alive application is operated in a background, the operation state of the foreground application is monitored, and the continuous operation of the broadcast control main application is guaranteed;
The method comprises the steps of monitoring the connection state of an external interface, connecting a propaganda large screen with main system equipment through the external interface, and monitoring insertion and extraction events of the external interface;
And after the material playing state monitoring is carried out, the playing control main application is started, the screen content is pushed to the server, the server checks the video stream data, if the playing content is detected to be improper, the playing material is switched, and meanwhile, whether the current system time is in the time range of the starting time and the ending time of the playing material is detected.
In one possible design, the operational status includes at least one of a CPU utilization, a memory occupancy, and a remaining memory space within the large screen device.
In one possible design, the keep-alive application runs in the background and monitors the state of the foreground application, and ensuring that the broadcast control main application runs continuously further includes: when the broadcast control main application program is hung up, the keep-alive application receives a signal that the broadcast control main application loses connection, and triggers a restarting mechanism.
In one possible design, the monitoring of the operation state of the large screen device specifically includes: the broadcasting control main application internally sets polling at the first time, acquires the system running state attribute of the current equipment at intervals of the first time, compares the acquired value with a set alarm threshold value, and reports the alarm information to the server if the alarm threshold value is triggered.
In one possible design, the system operation attribute includes at least one of CPU usage, memory occupancy, and remaining storage size.
In one possible design, the monitoring of the running state of the broadcast control program specifically includes: the method comprises the steps that communication services of a broadcast control main application and a keep-alive application are connected in an inter-process communication mode, the respective communication services are registered to a system kernel, each service holds a reference of each service, if the broadcast control main application is abnormally hung, the system kernel also receives event information of the communication services of the broadcast control main application, the event information is forwarded to other services holding the communication services of the broadcast control main application, the communication services of the keep-alive application actively regulate the process of the broadcast control main application after receiving the event, operation of the broadcast control main application is recovered, and the server is warned and reported of the previous abnormal conditions after the broadcast control main application is recovered.
In one possible design, the material playing state monitoring specifically includes: setting a push address for an application when a broadcast control main application is installed for the first time, starting a screen recording control at the same time when the application is started, acquiring video stream data played by a screen in real time by the screen recording control, and then pushing the acquired video stream data by the broadcast control main application; the server acquires corresponding video stream data through the pull stream, and simultaneously processes the video stream data through an illegal video identification engine, if the identification engine identifies that the video contains illegal contents, the identification engine can give an alarm in time, in addition, the server issues a command for switching materials or stopping playing materials to the large screen equipment, and the large screen equipment executes corresponding cut-broadcasting or stopping operation after receiving the command.
In one possible design, the broadcast control master application sets polling at a second time, checks the start and end time and the system time of the currently played material at intervals of the second time, and if the system time is not within the start and end time of the material, triggers an alarm, and reports the alarm to the server.
The invention has the following beneficial effects: traditional propaganda large-screen equipment monitoring mode needs the personnel on duty to patrol at the installation place of the advertisement large screen constantly, and conventional patrol is also needed when no problem occurs. After the method is adopted, the safety monitoring can be automatically completed, if the abnormal condition of the large screen propaganda equipment occurs, the alarm information can be directly pushed to the server, and the duty personnel only need to process in a targeted manner, so that a large amount of labor cost is reduced. Compared with the heartbeat monitoring mode, the method can respond to abnormal events at the second level, and the speed is improved by nearly 10 times. Compared with a mode of acquiring screen data by a camera, the method does not need an external camera, and reduces extra equipment cost and technology docking cost.
Drawings
Fig. 1 is a flow chart of a method for monitoring operation safety of a large screen device according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, a flow diagram of a method for monitoring operation security of a large screen device according to an embodiment of the present invention is shown, including: monitoring the running state of large-screen propaganda equipment; the method comprises the steps that operation state monitoring of a broadcast control program is conducted, a large propaganda screen device installs an application for keeping alive of a broadcast control main application, the broadcast control main application is displayed on a foreground page, the keep alive application is operated in a background, the operation state of the foreground application is monitored, and the continuous operation of the broadcast control main application is guaranteed; the method comprises the steps of monitoring the connection state of an external interface, connecting a propaganda large screen with main system equipment through the external interface, and monitoring insertion and extraction events of the external interface; and after the material playing state monitoring is carried out, the playing control main application is started, the screen content is pushed to the server, the server checks the video stream data, if the playing content is detected to be improper, the playing material is switched, and meanwhile, whether the current system time is in the time range of the starting time and the ending time of the playing material is detected.
Through the real-time online monitoring of the running state, the broadcasting control program running state, the external interface state and the material playing state of the propaganda large-screen equipment, the whole safety monitoring system is constructed, the large-screen equipment can be safely operated, the cost is low, and the application range is wide.
In an embodiment of the invention, a broadcasting control main application internally sets polling at a first time, acquires a system running state attribute of current equipment at intervals of the first time, compares the acquired value with a set alarm threshold, and reports alarm information to a server if the alarm threshold is triggered. The operation state of the large screen propaganda device propaganda at least one of CPU utilization rate, memory occupancy rate and residual storage space in the large screen device. If the CPU usage rate is too high, the memory occupancy rate is too high, and the residual storage space is too low in the propaganda large-screen equipment, the play control master application can have the risk of abnormal operation. The first time recommended setting is 30 seconds/60 seconds/90 seconds. The CPU utilization rate, the memory occupancy rate and the residual storage space size can truly reflect the condition of the equipment. And comparing the acquired value with a set alarm threshold, and reporting alarm information to a server if the alarm threshold is triggered. The CPU utilization rate and the memory utilization rate threshold value are recommended to be 80% -90%, and when the CPU utilization rate is higher than the threshold value, an alarm is triggered; the threshold recommendation of the residual storage space is set to be 5% -15% of the total storage space of the device, if the storage space of the device is 100G, the threshold recommendation setting range is 5G-10G, and if the residual storage space is lower than the threshold, an alarm is triggered.
In an embodiment of the present invention, the keep-alive application operates in the background and monitors the state of the foreground application, so as to ensure that the broadcast control master application continuously operates, and the method further includes: when the broadcast control main application program is hung up, the keep-alive application receives a signal that the broadcast control main application loses connection, and triggers a restarting mechanism. Specifically, the propaganda large screen device is provided with a broadcast control main application, and meanwhile, a keep-alive application is required to be installed, and the keep-alive application is used for ensuring that the broadcast control main application always survives. The broadcast control master application plays advertisements to be displayed on the screen, and the keep-alive application runs silently in the background and cannot be displayed on the screen. The two are contacted in an inter-process communication mode, the respective communication services are registered in a system kernel, and each service holds references of the service. If the broadcast control main application is abnormally hung up, the system kernel also receives event information of the broadcast control main application communication service hanging up and forwards the information to other services with broadcast control main application communication service references. And after the communication service of the keep-alive application receives the event, actively calling the process of the broadcast control main application, and recovering the operation of the broadcast control main application. And after the broadcast control main application is recovered, reporting the previous abnormal condition to the server.
In one embodiment of the present invention, a plug event occurs on an external interface of a general device, such as HDMI (High Definition Multimedia Interface high-definition multimedia interface), and a broadcast of the action is sent inside the whole device. The broadcast receiver of the plug event is registered within the broadcast control master application. When the broadcast receiver receives the plug broadcast sent by the system, the alarm information is reported to the server.
In an embodiment of the invention, when the broadcast control main application is installed for the first time, a push address is set for the broadcast control main application, and when the broadcast control main application is started, a screen recording control is started at the same time, the screen recording control can acquire video stream data played by a screen at any time, and then the broadcast control main application pushes the acquired video stream data. The server acquires corresponding video stream data through the pull stream, and simultaneously processes the video stream data through the illegal video identification engine. If the recognition engine recognizes that the video contains illegal contents, the recognition engine can give an alarm in time, and in addition, the server issues a command for switching materials or stopping playing the materials to the large-screen propaganda equipment. And after receiving the command, the large-screen propaganda equipment executes corresponding cut-seeding or stopping operation.
In an embodiment of the present invention, the broadcast control master application sets polling at a second time, checks the start and end time and the system time of the currently played material at intervals of the second time, and if the system time is not within the start and end time of the material, triggers an alarm, and reports the alarm to the server. The second time is generally recommended to be set for 10s-30s, the starting and ending time corresponding to the current material is acquired every second time interval and is checked with the current system time, if the system time is not in the time range of playing the material, the playing time is abnormal, and the information is reported to the server for warning.
It should be understood that the exemplary embodiments described herein are illustrative and not limiting. Although one or more embodiments of the present invention have been described with reference to the accompanying drawings, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the following claims.
Claims (6)
1. The method for monitoring the operation safety of the large-screen propaganda equipment is characterized by comprising the following steps of:
monitoring the running state of large-screen propaganda equipment;
The method comprises the steps that operation state monitoring of a broadcast control program is conducted, a large propaganda screen device installs an application for keeping alive of a broadcast control main application, the broadcast control main application is displayed on a foreground page, the keep alive application is operated in a background, the operation state of the foreground application is monitored, and the continuous operation of the broadcast control main application is guaranteed; when the broadcast control main application program is hung up, the keep-alive application receives a signal that the broadcast control main application loses connection, and triggers a restarting mechanism;
The monitoring of the running state of the broadcast control program specifically comprises the following steps: the method comprises the steps that communication between a broadcast control main application and a keep-alive application is carried out in an inter-process communication mode, respective communication services are registered to a system kernel, each service holds a reference of each service, if the broadcast control main application is abnormally hung, the system kernel also receives event information of the communication service hanging of the broadcast control main application, the event information is forwarded to other services holding the communication service reference of the broadcast control main application, the communication service of the keep-alive application actively regulates the process of the broadcast control main application after receiving the event, operation of the broadcast control main application is recovered, and the former abnormal condition is reported to a server in an alarm after the broadcast control main application is recovered;
The method comprises the steps of monitoring the connection state of an external interface, connecting a propaganda large screen with main system equipment through the external interface, and monitoring insertion and extraction events of the external interface;
And after the material playing state monitoring is carried out, the playing control main application is started, the screen content is pushed to the server, the server checks the video stream data, if the playing content is detected to be improper, the playing material is switched, and meanwhile, whether the current system time is in the time range of the starting time and the ending time of the playing material is detected.
2. The method for monitoring operation safety of a large screen device according to claim 1, wherein the operation state comprises at least one of CPU usage, memory occupancy and remaining storage space inside the large screen device.
3. The method for monitoring operation safety of large-screen propaganda equipment according to claim 1, wherein the monitoring of the operation state of the large-screen propaganda equipment specifically comprises: the broadcasting control main application internally sets polling at the first time, acquires the system running state attribute of the current equipment at intervals of the first time, compares the acquired value with a set alarm threshold value, and reports the alarm information to the server if the alarm threshold value is triggered.
4. The method for monitoring operation security of a large screen device according to claim 3, wherein the system operation status attribute comprises at least one of CPU usage, memory occupancy, and remaining storage size.
5. The method for monitoring operation safety of large screen propaganda equipment according to claim 1, wherein the monitoring of the playing state of the material specifically comprises: setting a push address for an application when a broadcast control main application is installed for the first time, starting a screen recording control at the same time when the application is started, acquiring video stream data played by a screen in real time by the screen recording control, and then pushing the acquired video stream data by the broadcast control main application; the server acquires corresponding video stream data through the pull stream, and simultaneously processes the video stream data through an illegal video identification engine, if the identification engine identifies that the video contains illegal contents, the identification engine can give an alarm in time, in addition, the server issues a command for switching materials or stopping playing materials to the large screen equipment, and the large screen equipment executes corresponding cut-broadcasting or stopping operation after receiving the command.
6. The method for monitoring the operation safety of large screen propaganda equipment according to claim 1, wherein the broadcasting control master application sets polling at a second time, checks the starting and ending time of the currently played material and the system time every second time, and if the system time is not within the starting and ending time of the material, an alarm is triggered and reported to the server.
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| CN202111422021.9A CN114257869B (en) | 2021-11-26 | 2021-11-26 | Operation safety monitoring method for propaganda large screen equipment |
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| CN202111422021.9A CN114257869B (en) | 2021-11-26 | 2021-11-26 | Operation safety monitoring method for propaganda large screen equipment |
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