CN108471516B - Video primitive client monitoring method and system based on transformer substation monitoring system - Google Patents
Video primitive client monitoring method and system based on transformer substation monitoring system Download PDFInfo
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- CN108471516B CN108471516B CN201810223950.9A CN201810223950A CN108471516B CN 108471516 B CN108471516 B CN 108471516B CN 201810223950 A CN201810223950 A CN 201810223950A CN 108471516 B CN108471516 B CN 108471516B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
- G06F3/0482—Interaction with lists of selectable items, e.g. menus
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/451—Execution arrangements for user interfaces
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/907—Television signal recording using static stores, e.g. storage tubes or semiconductor memories
Abstract
The invention discloses a video primitive client monitoring method and a system based on a transformer substation monitoring system, wherein the method comprises the following steps: establishing a video primitive client associated with a video equipment information table in a database in real time; operating the video primitive client to send request information to a CMS (Central management service Module); the CMS monitors the request types and makes a judgment, and then sends the request types to each service module for processing according to different service types; each service module interacts with the central management service module CMS to respond to the request. The system of the present invention comprises: the system comprises a video primitive client, a center management service module CMS, a network management service module NMS, a video stream distribution and forwarding service module SRS and a video screenshot service module FFMPEG. The video primitive client generated by the method is simple to operate and flexible to configure, comprehensive display and control of four remote information and video information in the substation are achieved, integration and management levels of a monitoring system of the substation are effectively improved, and later maintenance work is reduced.
Description
Technical Field
The invention relates to the field of transformer substation video monitoring, in particular to a method and a system for monitoring a video primitive client based on a transformer substation monitoring system.
Background
With the comprehensive application and development of the intelligent substation monitoring system, more and more substations and master station systems have access to the video monitoring system. The video monitoring system can upload the operating environment condition and the equipment appearance state in the transformer substation to the monitoring center in real time, and timely and visually know the field condition.
However, most of the current substation monitoring systems adopt an independent and decentralized video monitoring management mode, video display is completed by an independent application program, and the video monitoring management mode exists independently of a graphical interface, or is embedded into a graphical browser in a theme window form, or is associated with a video application program through a graphical heat-sensitive point. If the application scene situation is complex and a plurality of paths of video pictures need to be opened simultaneously, a plurality of independent windows need to be respectively opened, and overlapping and shielding phenomena exist among the windows; the number of the theme windows allocated in the graphic browser is limited, and the theme window mode cannot meet the requirement of simultaneous display of multiple video windows. Therefore, the existing transformer substation video monitoring mode has the problems of low integration level with a system and inflexible configuration and management, is not favorable for comprehensive management and comparative analysis, and is not favorable for later maintenance.
Disclosure of Invention
The invention aims to solve the technical problems that the existing transformer substation video monitoring mode is low in system integration level and inflexible in configuration and management.
In order to solve the technical problem, the invention provides a video primitive client monitoring method based on a transformer substation monitoring system, which is characterized by comprising the following steps:
step S1: establishing a video primitive client associated with a video equipment information table in a database in real time;
step S2: operating the video primitive client to send request information to a CMS (Central management service Module);
step S3: the CMS monitors the request types and makes a judgment, and then sends the request types to each service module for processing according to different service types;
step S4: the NMS is responsible for judging and processing the working condition and alarm uploaded by the equipment and executing a non-stream control command to the equipment;
the video stream distribution and forwarding service module SRS is responsible for encoding, decoding, distributing and forwarding the real-time preview stream;
the recording screenshot service module FFMPEG is responsible for performing manual recording or screenshot function on the field device image.
Further, the step of establishing the video primitive client associated with the video equipment information table in the database in real time comprises the following steps:
s11: acquiring inherent static attributes of video equipment and establishing a video equipment information table in a database as a data source;
s12: loading video primitive modules in a picture editing state picture in a dragging action mode, and setting the number of the video module pictures and the size of a rectangular frame according to preset data;
s13: and (4) performing attribute configuration on the video primitives in the graphics editing state in the step S12, associating the video primitives to the video equipment information table of the database in the step S11 according to a preset association rule, and making a graphics file containing the video primitives to generate a video primitive client.
In another aspect of the present invention, a video primitive client monitoring system based on a substation monitoring system is provided, which is characterized by comprising:
the video primitive client: the video primitive client side sends request information to the streaming media center service module to complete all functions, wherein the functions comprise a database management function, an equipment working condition warning function, a picture and video capturing function, a holder control function and a real-time preview function;
central management service module CMS: the CMS stores a center management service program, the program is executed to realize the service program state, the equipment attribute information, the equipment state and the equipment association relation in a real-time synchronous database, judges and logically processes a video primitive client request, and forwards the request to each related function module or uploads the result to the video primitive client;
network management service module NMS: the network management service module NMS stores a network management service program, and the program is executed and realized; judging and processing the working condition and the alarm uploaded by the equipment, and executing a non-stream control command on the equipment;
video stream distribution and forwarding service module SRS: the video stream distribution and forwarding service module SRS stores a video stream distribution and forwarding service program, and the program is executed and realized; encoding and decoding, distributing and forwarding the real-time preview stream;
video screenshot service module FFMPEG: the video screenshot service module FFMPEG stores a video screenshot service program, and the program is executed and realized; and carrying out manual video recording or screenshot function on the field equipment image.
The invention achieves the following beneficial effects: the video primitive client side generated in the invention is embedded in the graphical browser interface, the video primitives and the four-remote information in the substation are uniformly configured through the graphical browser interface, the interface is uniform, the configuration process is simple and convenient, the process of independently learning and configuring each subsystem of the transformer substation is reduced, and great convenience is provided for users and engineering maintenance personnel; on the other hand, an integrated monitoring browsing interface is formed, four remote information and video pictures of the transformer substation are comprehensively displayed and controlled on the graphical interface, simultaneous browsing and simultaneous viewing are facilitated, integrated management of the transformer substation is facilitated, integration and management level of a transformer substation monitoring system is effectively improved, later maintenance work is reduced, and operation and maintenance personnel can master operation conditions of equipment in the transformer substation in an all-around and multi-level mode conveniently.
Drawings
FIG. 1 is a flow chart of a method embodiment of the present invention;
FIG. 2 is a drawing diagram of a video primitive in a graphics editing state;
FIG. 3 is a schematic diagram of a video stream loaded with video primitives in a graphics runtime state;
FIG. 4 is a video stream control diagram of video primitives in a graphics runtime state.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
FIG. 1 is a flow chart of a method embodiment of the present invention; in the embodiment of the method, a video primitive client associated with a video equipment information table in a database in real time is established.
Further, fig. 1 shows that the device information table is created in a database, that is, a static attribute inherent to the video device is acquired and the video device information table is created in the database. The video equipment of the system mainly comprises two types, namely a DVR hard disk video recorder and a video camera. DVR, collectively known as Digital Video Recorder, hard disk Recorder.
In practical application, static attribute parameters of the video equipment are acquired according to the requirement of a transformer substation monitoring system on the video equipment, and an equipment information table including a DVR (digital video record) table and a CAMERA table is established in a database, wherein the DVR table includes but is not limited to alias, name, IP (Internet protocol) address, Dvr port number and working condition information; the CAMERA table includes, but is not limited to, alias, name, belonging DVR, condition, channel number, etc.
In one embodiment, the device information table established in the database comprises a DVR table and a camel table, see table 1 and table 2, where table 1 is the DVR table, and the chinese domain name comprises an alias, a name, an IP address, a DVR port number, and a working condition; table 2, the camela table, wherein the chinese domain name includes alias, name, belonging DVR, condition, channel number. Further, the DVR device is provided with a plurality of network ports, and different channel numbers of the CAMERA table are utilized to communicate with each CAMERA; the DVR to which the camel table belongs is associated by the domain "DVR to which" belongs.
Tagname: the Chinese domain name is an alias, and is a unique keyword recorded by a table; name: chinese domain name "; DVR _ IP: the IP address of the dvr equipment is a unique mark for marking the dvr equipment and has uniqueness; dvr _ port: a dvr device port number, a communication port; status: the Chinese domain name 'working condition' represents the working state of the equipment and whether the network is in an online state, if the network is in the online state, the working condition value is 1, and if not, the working condition value is 0; belong _ dvr: the camera obtains the DVR equipment information from the DVR list through the equipment name in the domain for communication; channel _ no: the channel number and the value of the domain value correspond to a network port of the DVR equipment, the channel number of the DVR equipment is 0,1,2, 3.
The data type of each domain name is shown in table 1 and table 2.
TABLE 1 DVR Table definitions
TABLE 2CAMERA Table definitions
Further, video primitive modules are loaded in the picture editing state picture through a dragging action mode, and the number of the video module pictures and the size of the rectangular frame are set according to preset data.
The preset data can be set according to actual needs.
And performing attribute configuration on the video primitives in the graphics editing state, associating the video primitives with corresponding equipment records in the equipment information table of the database in the step S11 according to preset association rules, and making a graphics file containing the video primitives to generate a video primitive client.
Further, in a specific embodiment, the attributes include a DVR _ IP field of a DVR table, a DVR _ port field, and a Channel _ no Channel number field of a CAMERA table when the attributes are configured for the graphics editing state video primitive.
In one embodiment, the preset association rule includes, for example, a DVR _ IP domain value associated with a DVR table in a primitive attribute box "DVR IP", a DVR _ port domain value associated with a DVR table in a primitive attribute box "DVR port", and a Channel _ no domain value associated with a primitive attribute box "Channel number".
The video primitive client is embedded in the interface of a graphic browser, and the development improves the integration level of the system. The system has the advantages that on one hand, the configuration uniformity is realized, the video primitive client is embedded into the graphical browser interface for operation, the transformer substation monitoring information can be flexibly distributed on the graphical interface according to actual requirements, the interface is uniform, the configuration interface is simple and convenient, the original video monitoring system in the substation is an independent subsystem, is independent of the graphical monitoring and needs special personnel to independently learn and configure, the video primitive and the four-remote information (namely remote signaling, remote measuring, remote control and remote regulation information) in the substation are uniformly configured through the graphical browser interface, the independent learning and configuration process of each subsystem of the transformer substation is reduced, and great convenience is provided for users and engineering personnel; on the other hand, an integrated monitoring browsing interface is formed, four remote information and video pictures of the transformer substation are comprehensively displayed and controlled on the graphical interface, simultaneous browsing and simultaneous viewing are facilitated, integrated management of the transformer substation is facilitated, integration and management level of a transformer substation monitoring system is effectively improved, later maintenance work is reduced, and operation and maintenance personnel can master operation conditions of equipment in the transformer substation in an all-around and multi-level mode conveniently.
In an embodiment of the present invention, a DVR _ IP in the video primitive attribute configuration dialog is associated with "Belong _ DVR" in the DVR table, a "DVR port number" in the video primitive attribute configuration dialog is associated with a "DVR _ port" field of the DVR table, and a "Channel number" in the video primitive attribute configuration dialog corresponds to a "Channel _ no" Channel number field value in the DVR table.
And switching the edited graphics picture to an operating state, and after the state switching is successful, sending request information to a central management service module CMS (content management system) by operating the video primitive client.
Further, in an embodiment, the request information sent by the video primitive client to the CMS may include, but is not limited to, a database management request, a device condition warning request, a video capture request, a pan/tilt control request, and a real-time preview request.
Furthermore, under the operation state of a graphical interface of the transformer substation monitoring system, the video primitive client is operated, including left key events and right key events, and the functions of cloud deck control, opening, video streaming, picture capturing, video recording, full screen display and the like in multiple directions and zooming in and zooming out can be achieved.
The CMS monitors the request types and makes a judgment, and then sends the request types to each service module for processing according to different service types; further, the CMS monitors the request type and makes a determination to perform the following operations:
if the request is a database management request, the center management service module CMS interacts with the database, the network management service module NMS sends the request to provide basic data such as working conditions, alarms and the like to synchronously read and write the database, and the center management service module CMS returns a result to the video primitive client according to the client request; the database management also comprises functions of equipment information management, equipment association relation management, system management, service management and the like;
if the equipment working condition alarm request is received, the center management service module CMS sends the request to the network management service module NMS; the network management service module NMS interacts the state alarm condition of the equipment and returns the state alarm condition to the center management service module CMS in real time, and the center management service module CMS synchronously reads and writes the database; and returns to the center management service module CMS;
if the request is a picture capture and video recording request, the center management service module CMS sends a request to the picture capture and video recording service module FFMPEG; the video capture service module FFMPEG carries out the operations of capturing and recording the video, and returns the result to the management service CMS of the streaming media center after the operation, and the management service CMS of the streaming media center returns the operation result to the video client; the video primitive client sends and receives the operation result in a JSON message mode, and the operation result can be displayed in a text or icon mode on a primitive client interface;
if the cloud deck control request is received, the center management service module CMS assigns a specified network management service module NMS to carry out cloud deck control; the network management service module NMS sends a control command to the video equipment and returns an operation result to the CMS; the CMS returns the result to the video primitive client;
if the request is a real-time preview request, the CMS assigns an address of an SRS server of the appointed video stream distribution and forwarding service module and returns the address to the video primitive client, the video primitive client accesses the SRS server of the video stream distribution and forwarding service module by using the appointed address to perform stream taking, coding and decoding, the SRS server of the video stream distribution and forwarding service module distributes and forwards the video stream to the video primitive client by using an RTCP protocol, and the video primitive client performs decoding and real-time preview.
Further, reading and writing of data in the database are maintained by the CMS, reading data and writing data are managed by the CMS, the database table includes but is not limited to a system table, a server table, a device table, etc., and the domain of the table includes but is not limited to the following:
1 System Table: alias, name, status, cms _ ip;
2, server table: alias, name, state, machine name, server IP, server port;
3 DVR table: alias, name, status, nms _ tag, dvr _ ip, port, username, password, device type, etc.;
4, camera watch: alias, name, state, belong _ dvr _ tag, channel number, whether the holder is controllable or not, and the like;
5, the state, machine name, IP, working state and other information of CMS, NMS and SRS service of each streaming media service; device information).
It should be noted that: the video primitive client is operated in the graph running state picture, and the functions of pan-tilt control, video stream closing control, picture capturing, video starting and stopping and the like can be performed only when the condition that the video stream is opened is met.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A video primitive client monitoring method based on a transformer substation monitoring system is characterized by comprising the following steps:
step S1: loading video primitive modules in a picture editing state picture in a dragging action mode, and setting the number of the video module pictures and the size of a rectangular frame according to preset data; performing attribute configuration on the video primitives in the graphic editing state, associating the video primitives to corresponding equipment records in an equipment information table of a database according to a preset association rule, and making a graphic file containing the video primitives to generate a video primitive client; the video primitive client is embedded in a graphical browser interface; uniformly configuring video primitives and four-remote data in a station through a graphic browser interface to form an integrated monitoring browsing interface;
step S2: operating the video primitive client to send request information to a CMS (Central management service Module);
step S3: the CMS monitors the request types and makes a judgment, and then sends the request types to each service module for processing according to different service types;
step S4: the NMS is responsible for judging and processing the working condition and alarm uploaded by the equipment and executing a non-stream control command to the equipment; the video stream distribution and forwarding service module SRS is responsible for encoding, decoding, distributing and forwarding the real-time preview stream; the recording screenshot service module FFMPEG is responsible for performing manual recording or screenshot function on the field device image.
2. The substation monitoring system-based video primitive client monitoring method according to claim 1, wherein step S2 is implemented by operating the video primitive client to send a request including a database management request, a device condition warning request, a picture capture and recording request, a pan-tilt control request, and a real-time preview request to a CMS (media management system).
3. The video primitive client monitoring method based on the substation monitoring system according to claim 1, wherein the CMS, as a central management service module, monitors the request type and makes a determination, then performs the following operations:
if the request is a database management request, the center management service module CMS interacts with the database, the network management service module NMS sends the basic data to synchronously read and write the database, and the center management service module CMS returns the result to the video primitive client according to the video primitive client request;
if the equipment working condition alarm request is received, the center management service module CMS sends the network management service module NMS
Sending a request; the network management service module NMS interacts with the equipment to acquire the equipment state and the alarm condition and returns the equipment state and the alarm condition to the central management service module CMS in real time, and the central management service module CMS synchronously reads and writes the database;
if the request is a picture capture and video recording request, the center management service module CMS sends a request to the picture capture and video recording service module FFMPEG; the video capture service module FFMPEG carries out the operations of capturing and recording the images, and returns the result to the CMS after execution; the CMS returns an operation result to the video primitive client;
if the cloud deck control request is received, the center management service module CMS assigns a specified network management service module NMS to carry out cloud deck control; the network management service module NMS sends a control command to the video equipment and returns an operation result to the CMS; the CMS returns the result to the video primitive client;
if the request is a real-time preview request, the CMS assigns an SRS server address of the appointed video stream distribution and forwarding service module and returns the SRS server address to the video primitive client; the video primitive client accesses the video stream distribution and forwarding service module SRS to perform stream taking, coding and decoding by using the designated address, the video stream distribution and forwarding service module SRS distributes and forwards the video stream to the video primitive client by using the RTCP protocol, and the video primitive client performs decoding and real-time preview.
4. The substation monitoring system-based video primitive client monitoring method according to claim 1, characterized in that a video primitive module is operated in a graphic running state picture, and if a video stream is opened, pan-tilt control, video stream closing control, picture capturing, and video start-stop functions are performed.
5. The monitoring method of the video primitive client based on the substation monitoring system according to any one of claims 1 to 4, wherein the video primitive client sends and receives the operation result in a JSON message mode.
6. Video primitive client monitoring system based on monitoring system of transformer substation, its characterized in that includes:
the video primitive client: the video primitive client is generated by the following method: loading video primitive modules in a picture editing state picture in a dragging action mode, and setting the number of the video module pictures and the size of a rectangular frame according to preset data; performing attribute configuration on the video primitives in the graphic editing state, associating the video primitives to corresponding equipment records in an equipment information table of a database according to a preset association rule, and making a graphic file containing the video primitives to generate a video primitive client;
the video primitive client side sends request information to the streaming media center service module to complete all functions, wherein the functions comprise a database management function, an equipment working condition warning function, a picture and video capturing function, a holder control function and a real-time preview function;
central management service module CMS: the CMS stores a center management service program, and the program is executed to realize service program state, equipment attribute information, equipment state and equipment association relation in a real-time synchronous database; judging and logically processing the video primitive client request, and forwarding the request to each relevant function module or uploading the result to the video primitive client;
network management service module NMS: the network management service module NMS stores a network management service program, and the program is executed to judge and process the working condition and alarm uploaded by the equipment and execute a non-stream control command to the equipment;
video stream distribution and forwarding service module SRS: the video stream distribution and forwarding service module SRS stores a video stream distribution and forwarding service program, and the program is executed to realize encoding, decoding, distribution and forwarding of the real-time preview stream;
video screenshot service module FFMPEG: the video screenshot service module FFMPEG stores a video screenshot service program, and the program is executed to realize the function of manually recording or screenshot the images of the field equipment;
the video primitive client is embedded into the graphical browser interface;
and the graphic browser interface is used for uniformly configuring video primitives and four-remote data in the station to form an integrated monitoring browsing interface.
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