CN102387038B - Network video fault positioning system and method based on video detection and comprehensive network management - Google Patents

Abstract

The present invention relates to a network video monitoring fault location system and method based on video quality detection and integrated network management. The fault location and analysis center server generates quality detection task information according to user settings and equipment information obtained from a network video monitoring platform, and sends The quality inspection task information is distributed to the video quality inspection server. The video quality inspection server detects the video images obtained from the network video surveillance platform, combines the network information in the fault video stream transmission process in the inspection results, and realizes fault location and sends corresponding The fault location and alarm information are displayed to the user. Therefore, when a problem occurs in the network video quality, the device and method of the present invention can be used to realize automatic fault location in time, prompt a fault alarm to the user, and provide maintenance reference opinions, thereby ensuring the stability of the network video monitoring service. The system structure of the invention is clear, the realization cost is reasonable, the application method is simple and convenient, and the application range is wide.

Description

Network video fault location system and method based on video detection and integrated network management

technical field

The invention relates to the field of computer network technology, in particular to the field of security video monitoring technology and integrated network management system, and specifically refers to a network video monitoring fault location system and method based on video quality detection and integrated network management.

Background technique

At present, video monitoring based on IP network is gradually becoming an important part of the security monitoring market. The analysis of relevant market research institutions shows that the market share of IP network video monitoring will exceed 50% by the end of 2011. It is estimated that by 2012, the number of network cameras Shipments will reach 2.3 million units. The network video surveillance platform built by telecom operators has been widely used in safe cities, transportation, banking and many other industries. The "Global Eye" network video monitoring service is a new value-added service launched by China Telecom based on broadband network and 3G mobile network for image remote monitoring, transmission, storage and management. Government and enterprise customers.

With the continuous expansion of video surveillance services, based on flexible IP networking technology and rich network resources, the construction of network video surveillance platforms continues to develop, and a large number of front-end video acquisition devices are deployed to every corner of society. The operation guarantee of front-end camera equipment, bearer network, and monitoring platform is faced with many problems: 1) The operating status of the equipment is basically checked by human eyes, or after-the-fact equipment maintenance is performed according to customer guarantees. Operation and maintenance personnel use monitors to check different screens for a long time, which is likely to cause visual fatigue, and the evaluation standards of different personnel cannot be unified, resulting in missed reports and false reports. The post-event fault reporting mechanism often reports after a few days after the equipment fails. Failure to troubleshoot effectively in a timely manner will have a negative impact on the economic and social benefits of operators. 2) The transmission network nodes are complex and widely distributed. The existing network monitoring platform cannot effectively correlate and analyze the IP bearer network, and cannot accurately locate faults. Therefore, the current methods for network video surveillance quality detection and fault location cannot enable network video surveillance services to provide customers with good services, and may even cause adverse social impacts due to poor video quality during the application process. These shortcomings restrict Further promotion and development of network video business.

Contents of the invention

The purpose of the present invention is to address the shortcomings of the above method and technology, to provide a comprehensive fault location method based on the comprehensive network management system of the bearer network and the front-end video quality detection instrument, which can accurately locate each specific equipment fault and network element node, and Using a variety of output methods to provide alarms to users, so as to optimize the maintenance and diagnosis of the network video surveillance platform system, to ensure that the network video surveillance platform provides service quality that meets user needs, and to ensure the stable and effective operation of services based on video quality detection And a network video monitoring fault location system and method for integrated network management.

In order to achieve the above-mentioned purpose, the network video monitoring fault location system based on video quality detection and integrated network management of the present invention has the following composition:

It comprises interconnected fault location and analysis center server and video quality inspection server, and described fault location and analysis center server and video quality inspection server are all connected to the network video surveillance platform outside the system, and described network video surveillance platform is also connected For an external bearer network, the fault location and analysis center server is also connected to the integrated network management system of the bearer network. Wherein, the fault location and analysis center server includes a fault location and analysis unit and a front-end video diagnosis management unit connected to each other, and the front-end video diagnosis management unit is also connected to the video quality detection server and the network outside the system respectively In the video monitoring platform, the fault location and analysis unit is also connected to the comprehensive network management system of the bearer network.

The network video monitoring fault location system based on video quality detection and integrated network management is characterized in that the fault location and analysis center server and the video quality detection server are connected to each other through a data interface. Both the fault location and analysis center server and the video quality detection server are connected to the network video monitoring platform through the application interface of the network video monitoring platform. The fault location and analysis center server is connected to the application interface of the integrated network management system of the bearer network.

The present invention also provides a method for realizing network video monitoring fault location by using the system, the method includes the following steps:

(1) The front-end video diagnosis management unit obtains equipment information from a network video monitoring platform;

(2) The front-end video diagnosis management unit generates video front-end quality detection task information according to user settings and the device information;

(3) The front-end video diagnosis management unit distributes the video front-end quality inspection task information to the video quality inspection server;

(4) described video quality inspection server obtains the video image of front-end video surveillance equipment from network video surveillance platform according to described video front-end quality inspection task information;

(5) The video quality detection server detects the acquired video images according to the video front-end quality detection task information, and generates detection results;

(6) The video quality detection server feeds back the detection results to the front-end video diagnosis management unit of the fault location and analysis center server;

(7) The fault location and analysis unit of the fault location and analysis center server obtains the detection results;

(8) The fault location and analysis unit obtains bearer network information from the bearer network integrated network management system according to the detection result;

(9) The fault location and analysis unit obtains the bearer network integrated network management system alarm information from the bearer network integrated network management system according to the bearer network information;

(10) The fault location and analysis unit performs fault location according to the alarm information of the integrated network management system of the bearer network, and obtains fault node information;

(11) The fault location and analysis unit generates a fault location report according to the fault node information, and sends an alarm to the user.

Wherein, the device information includes front-end video device information and organization area information. The quality inspection task information includes inspection objects, inspection parameters and inspection time. The bearer network information includes bearer network element name, bearer network element IP, bearer network area information. The detection parameters include detection items, thresholds and grades. The detection items include video clarity detection, video brightness abnormality detection, video interference detection, video color detection, picture freezing detection, picture shaking detection, video signal loss detection, streaming media network status detection, video storage detection and front-end video equipment Motion function detection. The motion function detection of the front-end video equipment includes the detection of pan-tilt movement in all directions, lens zooming and zoom control detection.

In the method for realizing network video monitoring fault location, the step (5) specifically refers to: the video quality detection server detects the video image according to the detection items, and generates a detection result.

In the method for realizing network video monitoring fault location, the bearer network information includes bearer network element name, bearer network element IP, bearer network area information. The alarm information of the bearer network integrated network management system includes: alarm name, network element name, network element IP, area, alarm type, alarm level, alarm content, alarm reason, alarm occurrence time, last occurrence time and alarm duration.

The network video monitoring fault location system and method based on video quality detection and integrated network management of the invention is adopted. The fault location and analysis center server generates front-end video quality detection task information according to user settings and equipment information obtained from the network video monitoring platform. And the quality inspection task information is distributed to the video quality inspection server; the video quality inspection server performs inspection according to the video images acquired from the network video surveillance platform; the generated inspection results are fed back to the fault location and analysis center server to provide users with Intuitive detection results and fault information; fault location and analysis center server queries the comprehensive network management system of the bearer network, and realizes fault location according to network information during fault video stream transmission. Therefore, when there is a problem with the video quality of network video surveillance, the device and method of the present invention can be used to locate the fault node and determine the cause of the fault in a timely manner by analyzing the video screen, network transmission, cloud mirror control, and physical indicators of key servers on the platform side. , to send alarms and prompts to users to assist in the operation and maintenance work, thereby ensuring the stability and reliability of network video surveillance services. The system structure of the invention is clear and clear, the realization cost is low, the application method is simple and convenient, and the application range is relatively wide.

Description of drawings

FIG. 1 is a schematic structural diagram of a network video monitoring fault location system based on video quality detection and integrated network management according to the present invention.

FIG. 2 is a flow chart of the steps of the network video monitoring fault location method based on video quality detection and integrated network management of the present invention.

FIG. 3 is a topological diagram of end-to-end fault location and analysis using PPPoE in the network video monitoring fault location system based on video quality detection and integrated network management according to the present invention.

FIG. 4 is a topological schematic diagram of end-to-end fault location and analysis using LAN/wireless mode in the network video monitoring fault location system based on video quality detection and integrated network management of the present invention.

FIG. 5 is a schematic diagram of the user configuration management process in the actual application of the network video monitoring fault location system and method based on video quality detection and integrated network management of the present invention.

6 is a schematic diagram of an alarm fault display process in the actual application of the network video surveillance fault location system and method based on video quality detection and integrated network management of the present invention.

Detailed ways

In order to understand the technical content of the present invention more clearly, the following examples are given in detail.

Please refer to FIG. 1 , which is a schematic structural diagram of a network video surveillance fault location system based on video quality detection and integrated network management according to the present invention.

In one embodiment, the network video monitoring fault location system based on video quality detection and integrated network management includes a fault location and analysis center server and a video quality detection server connected to each other, and the fault location and analysis center server and video quality The detection servers are all connected to the network video monitoring platform outside the system, the network video monitoring platform is also connected to the external bearer network, and the fault location and analysis center server is also connected to the integrated network management system of the bearer network. Wherein, the fault location and analysis center server includes a fault location and analysis unit and a front-end video diagnosis management unit connected to each other, and the front-end video diagnosis management unit is also connected to the video quality detection server and the network outside the system respectively In the video monitoring platform, the fault location and analysis unit is also connected to the comprehensive network management system of the bearer network.

In a preferred embodiment, the fault location and analysis center server and the video quality detection server are connected to each other through a data interface. Both the fault location and analysis center server and the video quality detection server are connected to the network video monitoring platform through the application interface of the network video monitoring platform. The fault location and analysis center server is connected to the application interface of the integrated network management system of the bearer network.

Please refer to shown in Fig. 2, the present invention also provides a kind of method utilizing described system to realize network video surveillance fault location, and this method comprises the following steps:

(1) The front-end video diagnosis management unit obtains equipment information from a network video monitoring platform;

(2) The front-end video diagnosis management unit generates video front-end quality detection task information according to user settings and the device information;

(3) The front-end video diagnosis management unit distributes the video front-end quality inspection task information to the video quality inspection server;

(4) described video quality inspection server obtains the video image of front-end video surveillance equipment from network video surveillance platform according to described video front-end quality inspection task information;

(5) The video quality detection server detects the acquired video images according to the video front-end quality detection task information, and generates detection results;

(6) The video quality detection server feeds back the detection results to the front-end video diagnosis management unit of the fault location and analysis center server;

(7) The fault location and analysis unit of the fault location and analysis center server obtains the detection results;

(8) The fault location and analysis unit obtains bearer network information from the bearer network integrated network management system according to the detection result;

(9) The fault location and analysis unit obtains the bearer network integrated network management system alarm information from the bearer network integrated network management system according to the bearer network information;

(10) The fault location and analysis unit performs fault location according to the alarm information of the integrated network management system of the bearer network, and obtains fault node information;

(11) The fault location and analysis unit generates a fault location report according to the fault node information, and sends an alarm to the user.

Wherein, the device information includes front-end video device information and organization area information. The quality inspection task information includes inspection objects, inspection parameters and inspection time. The bearer network information includes bearer network element name, bearer network element IP, bearer network area information. The detection parameters include detection items, thresholds and grades. The detection items include video clarity detection, video brightness abnormality detection, video interference detection, video color detection, picture freezing detection, picture shaking detection, video signal loss detection, streaming media network status detection, video storage detection and front-end video equipment Motion function detection. The motion function detection of the front-end video equipment includes the detection of pan-tilt movement in all directions, lens zooming and zoom control detection.

In a more preferred implementation manner, the step (5) specifically refers to: the video quality detection server detects the video image according to the detection items, and generates a detection result. The detection results are fault query results, fault alarms, multi-dimensional view statistical analysis results or fault reports.

In a more preferred implementation manner, the bearer network information includes bearer network element name, bearer network element IP, bearer network area information. The alarm information of the bearer network integrated network management system includes: alarm name, network element name, network element IP, belonging area, alarm type, alarm level (emergency alarm, serious alarm, general alarm, prompt alarm, clear alarm), alarm content , alarm reason, alarm occurrence time, last occurrence time and alarm duration.

In the application of the present invention, as shown in Figure 4 and Figure 5, users can use the present invention to realize video quality detection, fault query, fault analysis, fault location, fault alarm and multi-dimensional statistical analysis through various browsers. and other functions. The user only needs to create a video quality inspection task, and the fault location and alarm will be automatically performed in the background, making the fault location work more convenient. The fault location client integrates multiple functions, which enhances the versatility of the system and facilitates user operations.

The system imports regional organization information and front-end equipment information through the monitoring service platform interface. The user can detect the video image of the concerned front-end video acquisition device according to the setting of the self-defined alarm standard. When the video quality problem of the monitored front-end equipment is detected, the fault location and analysis center server will realize the fault location according to the network information in the fault video stream transmission process, and display the corresponding fault location and alarm information to the user, and can according to Configure multi-dimensional view statistical analysis and report output.

The process of realizing the network video monitoring service quality assurance method based on the network video monitoring platform of the present invention is shown in Figures 5 and 6, including the following steps:

1. The central server of the network video surveillance fault location and analysis system obtains front-end equipment and organization area information from the video surveillance service platform through the application interface; the central server of the network video surveillance fault location and analysis system obtains the bearer network information through the comprehensive network management system of the bearer network;

2. Generate video quality inspection task information based on the front-end equipment and organization area information combined with the user's actual application, and distribute it to the video quality inspection server through the interface;

3. After the video quality inspection server system receives the detection task, it analyzes the distribution data of the detection task, including: detection object, detection parameters (detection items, threshold and level, etc.), detection time and other information, and then accesses the network video monitoring platform to obtain the corresponding The video data is submitted to the video quality detection server for detection;

4. The video quality detection server returns the detection result to the central server by using the data reporting interface after analyzing and analyzing the obtained detection parameters.

5. The central server realizes the fault location according to the network information in the fault video stream transmission process, and displays the corresponding fault location and alarm information to the user.

The network video monitoring fault location system based on video quality detection and integrated network management of the present invention provides the following various fault types through video quality detection, and performs comprehensive fault location according to the fault types.

1. Video clarity detection, this function is a diagnostic item that telecom operators are very concerned about at present, and it is used to detect video blur caused by improper lens focus and lens aging.

2. Abnormal video brightness detection, which is used to detect video images that are too dark or too bright due to camera failure, gain control disorder, abnormal lighting conditions, or artificial malicious occlusion.

3. Video interference detection, used to detect image noise caused by various interferences, including noise, stripes, snowflakes, etc.

4. Video color detection, which is used to detect the color cast phenomenon in the video screen caused by poor line contact, external interference or camera failure, etc., mainly including full-screen single color cast or banded color cast detection of mixed colors.

5. Picture freezing detection, used to automatically detect the video picture freezing caused by the failure of the video transmission scheduling system.

6. Screen shaking detection, used to detect continuous shaking of the camera caused by camera instability, strong external vibration, etc.

7. Video signal loss detection, used to detect video signal loss caused by camera failure, line failure, etc. For example, if you want to obtain the video stream of a front-end video device from the platform side, but the platform side does not import the video stream into the diagnosis system, the diagnosis system can preliminarily judge that the video signal is missing. Furthermore, it can be detected whether the front-end device can directly obtain the video stream. If it can be directly obtained, it can be judged that the line is faulty. If it cannot be directly obtained, it can be judged that the video signal is missing.

8. Streaming media/network status detection, used to detect abnormality or performance degradation of network transmission video data.

9. Video storage detection, detecting the running status of DVR (digital hard disk video recording)/central storage device, including CPU, memory, etc. At the same time, it is also necessary to detect whether these devices are storing video numbers normally: by checking whether the video files are stored continuously according to the preset time segment in the DVR/central storage device, it is judged whether the video is stored correctly.

10. PTZ detection, which is used to automatically detect that due to transmission failure, codec setting error or front-end equipment failure, all or part of the front-end pan/tilt and lens cannot perform correct movements according to user instructions, including pan/tilt omnidirectional (up and down, left and right) Movement and lens zoom, zoom control.

The network video surveillance fault location system and method based on video quality inspection and integrated network management of the invention is adopted, and its fault location and analysis center server generates quality inspection task information according to user settings and equipment information obtained from the network video surveillance platform, and sends The quality inspection task information is distributed to the video quality inspection server; the video quality inspection server detects the video images obtained from the network video surveillance platform; combined with the network information in the fault video stream transmission process in the detection results, the fault location is realized, and the corresponding The fault location and alarm information are displayed to the user. Therefore, when there is a problem with the quality of the network video, the device and method of the present invention can be used to analyze the physical indicators of the video screen, transmission network, cloud mirror control, DVR storage, and key servers of the video monitoring platform in time to realize automatic fault location, and Prompt fault alarms to users and provide maintenance references to ensure the stability of network video surveillance services. The system structure of the invention is clear and clear, the realization cost is low, the application method is simple and convenient, and the application range is relatively wide.

In this specification, the invention has been described with reference to specific embodiments thereof. However, it is obvious that various modifications and changes can be made without departing from the spirit and scope of the invention. Accordingly, the specification and drawings are to be regarded as illustrative rather than restrictive.

Claims (12)

1. a network video monitoring fault location system based on video quality detection and integrated network management, it is characterized in that, described system comprises fault location and analysis center server and video quality detection server connected to each other, described fault location and analysis Both the central server and the video quality detection server are connected to the network video monitoring platform outside the system, the network video monitoring platform is also connected to the external bearer network, and the fault location and analysis center server is also connected to the integrated network management system of the bearer network , The fault location and analysis center server includes a fault location and analysis unit and a front-end video diagnosis management unit connected to each other, and the front-end video diagnosis management unit is also connected to the video quality detection server and the network video monitoring outside the system respectively. platform, the fault location and analysis unit is also connected to the integrated network management system of the bearer network. 2. The network video monitoring fault location system based on video quality detection and integrated network management according to claim 1, wherein the fault location and analysis center server and the video quality detection server are connected to each other through a data interface. 3. the network video monitoring fault location system based on video quality detection and integrated network management according to claim 2, it is characterized in that, described fault location and analysis center server and video quality detection server all pass through described network video monitoring The application interface of the platform is connected to the network video monitoring platform. 4. the network video monitoring fault location system based on video quality detection and integrated network management according to claim 2, is characterized in that, described fault location and analysis center server are connected with the application interface of described bearer network integrated network management system connect. 5. a method utilizing the system described in claim 1 to realize network video surveillance fault location, is characterized in that, described fault location and analysis center server comprise fault location and analysis unit and front-end video diagnosis management unit connected to each other, The front-end video diagnosis management unit is also connected to the video quality detection server and the network video monitoring platform outside the system, and the fault location and analysis unit is also connected to the integrated network management system of the bearer network. The method Include the following steps: (1) The front-end video diagnosis management unit obtains device information from the network video monitoring platform, and the device information includes front-end video device information and organization area information; (2) The front-end video diagnosis management unit generates video front-end quality detection task information according to user settings and the device information, and the quality detection task information includes detection objects, detection parameters and detection time; (3) The front-end video diagnosis management unit assigns the video front-end quality inspection task information to the video quality inspection server; (4) The video quality inspection server obtains the video images of the front-end video surveillance equipment from the network video surveillance platform according to the video front-end quality inspection task information; (5) The video quality detection server detects the acquired video images according to the video front-end quality detection task information, and generates detection results, and the detection results are fault query results, fault alarms, and multi-dimensional views Statistical analysis results or failure reports; (6) The video quality detection server feeds back the detection results to the front-end video diagnosis management unit of the fault location and analysis center server; (7) The fault location and analysis unit of the fault location and analysis center server obtains the detection results; (8) The fault location and analysis unit obtains bearer network information from the bearer network integrated network management system according to the test result; (9) The fault location and analysis unit obtains the bearer network integrated network management system alarm information from the bearer network integrated network management system according to the bearer network information; (10) The fault location and analysis unit performs fault location according to the alarm information of the integrated network management system of the bearer network, and obtains fault node information; (11) The fault location and analysis unit generates a fault location report according to the fault node information, and sends an alarm to the user. 6. The method for realizing network video surveillance fault location according to claim 5, wherein the bearer network information includes bearer network element name, bearer network element IP, bearer network area information. 7. The method for realizing network video monitoring fault location according to claim 6, characterized in that, the detection parameters are detection items, thresholds and levels. 8. The method for realizing network video surveillance fault location according to claim 7, wherein said detection items include video clarity detection, video brightness anomaly detection, video interference detection, video color detection, picture freeze detection, Screen jitter detection, video signal loss detection, streaming media network status detection, video storage detection and front-end video equipment motion function detection. 9. The method for realizing network video monitoring fault location according to claim 8, characterized in that, the detection of the motion function of the front-end video equipment is the detection of pan-tilt omni-directional movement, lens zooming and zoom control detection. 10. The method for realizing network video surveillance fault location according to claim 8, characterized in that, the step (5) specifically refers to: The video quality detection server detects the video image according to the detection items, and generates a detection result. 11. The method for realizing network video monitoring fault location according to claim 5, wherein the bearer network information includes bearer network element name, bearer network element IP, and bearer network area information. 12. The method for realizing network video monitoring fault location according to claim 5, wherein the alarm information of the integrated network management system of the bearer network includes: alarm name, network element name, network element IP, belonging area, alarm type , alarm level, alarm content, alarm reason, alarm occurrence time, last occurrence time and alarm duration.

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