CN105635259A - Multiscreen real-time interaction system based on Web technology - Google Patents
Multiscreen real-time interaction system based on Web technology Download PDFInfo
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- CN105635259A CN105635259A CN201510993244.9A CN201510993244A CN105635259A CN 105635259 A CN105635259 A CN 105635259A CN 201510993244 A CN201510993244 A CN 201510993244A CN 105635259 A CN105635259 A CN 105635259A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/141—Setup of application sessions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/161—Implementation details of TCP/IP or UDP/IP stack architecture; Specification of modified or new header fields
- H04L69/162—Implementation details of TCP/IP or UDP/IP stack architecture; Specification of modified or new header fields involving adaptations of sockets based mechanisms
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Abstract
The invention discloses a multiscreen real-time interaction system based on the Web technology. The multiscreen real-time interaction system comprises at least one client side, a static resource WEB server, a real-time communication server, a data interface API server, an authentication server and a large-screen controller. The client sides support Html5 webpage browsing. The static resource WEB server provides webpage codes, pictures, style definitions and/or script programs to the client sides. The real-time communication server provides a real-time communication service, pushes monitoring data to the client sides in real time and shares operation data between the client sides and transmits a control instruction to the large-screen controller according to a preset scheme. The data interface API server provides service data to the real-time communication server and pushes the services data to the client sides so that the client sides are enabled to acquire the data through an Ajax request. The authentication server provides client side access authentication. The large-screen controller is connected with large screen hardware, receives a soket instruction and performs switching of a large screen application mode.
Description
Technical field
The invention belongs to Computer display control techniques field, in particular to many screens real-time interaction system of a kind of sing on web technology.
Background technology
Traditional Surveillance center is generally made up of PC client terminal, tabletop display and large-size screen monitors. The content of large-size screen monitors is by PC client terminal video frequency output, is shown in large-size screen monitors by big screen controller. Big screen controller can access the video source of more than 1.
PC client terminal outputs to large-size screen monitors and shows two kinds of patterns: one is that PC client terminal picture is identical with large-size screen monitors, both replication modes; Another kind of mode by a computer export two (or more) video source, large-size screen monitors and desktop displaying contents are relatively independent, both mode of extensions;
Usually, operate PC client terminal by monitor staff. If employing replication mode, although the interact for software interface is convenient, but due to tabletop display identical with large-size screen monitors content, the quantity of information of displaying is limited; If employing mode of extension, showing that content is more, but operator need mobile mouse between the interface of desktop computer screen and large-size screen monitors interface to operate different content, the operation on large-size screen monitors is also because distance is difficult to locate the position of mouse, therefore very inconvenient. Meanwhile, owing to generally can use the PC client terminal of more than 1 in a monitor supervision platform, when PC client terminal is equipped with more than 2, operation becomes more difficult, and operator need to change keyboard and mouse to operate different clients.
For the giant-screen video display and control of Surveillance center, there is no the solution that replication mode and mode of extension can be combined at present.
Summary of the invention
It is an object of the invention to provide many screens real-time interaction system of a kind of sing on web technology, for large-scale Surveillance center related application, Modern Web development technique is used (to comprise Html5, NodeJs etc.), get through each screen (terminating unit), make except large-size screen monitors and PC client desktop show, it is also possible to access wall hung television and mobile terminal, it is achieved real-time, interactive data sharing.
The technical scheme of the present invention is, many screens real-time interaction system of a kind of sing on web technology, and this system comprises at least one client terminal, static resource WEB server, real-time communication server, data interface API server, certificate server, big screen controller,
Described client terminal supports Html5 web page browsing;
Described static resource WEB server is supplied to client terminal web page code, picture, style definitions and/or shell script;
Real-time communication server provides real-time communication service, by monitor data real time propelling movement to client terminal, and the service data between shared client terminal, and according to predetermined scheme, steering order is sent to big screen controller;
Data interface API server provides business datum to real-time communication server, and pushes to client terminal so that client terminal is by Ajax acquisition request data;
Certificate server provides client terminal access authentication;
Big screen controller docks with large-size screen monitors hardware, receives soket instruction, and switches large-size screen monitors and throw screen pattern,
Described many screen real-time interaction systems are based on NodeJs and Html5 technology, it may also be useful to Socket and WebSocket standard communications protocol.
Described client terminal comprises PC, mobile terminal, intelligent television and/or TV box.
The operational process of this system comprises:
Whole system cloud gray model is divided into initialize stage and mutual and synchronous phase,
The initialize stage is divided into again: the page loads, authority detects and Data import three processes,
Mutual and synchronous phase is divided into again route handoff and focus data switching:
Wherein, the initialize stage,
Page loading procedure comprises, and client terminal obtains, from static resource WEB server, the resource formed needed for Web page, comprises HTML, CSS, JS and picture, in order to present user interface in client terminal;
Authority testing process comprises, user interface can monitor whether have permission visit data resource after being initialised, if, user can not guided to enter login interface, verified by certificate server and after logining successfully, preserve temporary visit in client terminal and make board AUTH_TOKEN, as the voucher of subsequent access data;
Data load process comprises, AUTH_TOKEN is carried at HTTP request head, request of data is initiated to data interface API server, requested data interface API server all can monitor the validity making board each time, if effectively, return data, loads the business datum of basic user profile, linkage configuration information and necessity in page initialize process;
Wherein, mutual and synchronous process, data syn-chronization is triggered by user interactions behavior, user occurs the client terminal of mutual behavior to be primary client, other client terminals are from client terminal, client terminal is connected by WebSocket and real-time communication server, and by making board AUTH_TOKEN carry out authority checking
The user interactions of triggering synchronous event is divided into two classes:
B) route handoff:
After primary client route changes, new route packet is shared from client terminal by real-time communication server, obtain routing configuration from client terminal by linkage routing configuration table and automatically switch to the corresponding page, real-time communication server passes through large-size screen monitors controller card according to route and large-size screen monitors arrangements table, send instruction to big screen controller, thus switch large screen splicing pattern;
B) focus data switching:
Primary client occur focus data change time,
When clicking a certain equipment entry in list, the packet of this equipment entry will be shared from client terminal by real-time communication server, and each can take different response policies according to the page logic at respective place from client terminal,
When the request being initiated details data from client terminal by the ID of this equipment entry to data interface API server of details page, the page is shown the detailed information of each aspect of this equipment;
Local diagram page from client terminal by the positional information equipment entry data bag, show the map of this equipment region and this equipment of automatic highlighted location.
The system of the present invention so that Surveillance center scene can the hardware device such as independent assortment large-size screen monitors, PC client terminal, wall hung television, mobile terminal, freely configure control program and disposal process according to business demand.
When daily monitoring state, large-size screen monitors show the important combined data of each system cloud gray model according to default, and desktop shows nearest warning inventory and some supplementarys; When a certain monitored system occurs abnormal, the default Splicing model being applicable to report to the police changed to by large-size screen monitors, and sends alarm; PC client terminal will eject the relevant detailed content of alarm message and geographical position information simultaneously automatically, wall hung television can automatically switch to the instruction of problem area path or the prompting of emergency processing step, and mobile terminal can automatically switch to operation guidance and associated person information etc. according to different user responsibility.
Relative to the defect that Surveillance center's large screen display employing tradition (CS framework) scheme is brought, such as large-size screen monitors and desktop show identical content, and the several operator of independent needs, an or people mutually control multiple terminal, operate trouble. The advantage that the present invention adopts Web technology to bring comprises: the low cost comprising developer, deployment, maintenance and hardware; Dispose simple and fast; System is easy to safeguard and expansion; Can simultaneously for mobile terminal or wall hung television; Based on stdn, Sustainable development.
Present invention achieves and in the various screens of Surveillance center, represent much information in real time smoothly, simplify supervision operating process, reduce supervisor's working strength, minimizing people is probability of makeing mistakes, accelerating the response speed of Surveillance center's solution of emergent event, Added Management unit reduces or avoids the huge loss that causes owing to not disposing in time.
Accompanying drawing explanation
Fig. 1 is system of the present invention composition schematic diagram.
Embodiment
The terminating unit access that the system support of the present invention has arbitrarily Html5 web browsing capabilities and supports TCP/IP network to connect, it is achieved the transfer of Millisecond and multiple terminals real-time response (response speed depends on network communications quality). The framework of native system does not comprise Surveillance center's business processing part in describing, and only describes the necessary formation of many screen real-time, interactives.
As shown in Figure 1, system is made up of client terminal, static Resource Server, real-time communication server, data interface (API) server, certificate server, big screen controller and network Infrastructure (network support is wired and wireless).
1. client terminal: be made up of the terminal supporting arbitrarily Html5 web page browsing, it is possible to be PC, mobile terminal, intelligent television or TV box, and ensure with system in other server-link UNICOMs;
2. static Resource Server: be supplied to client terminal web page code, picture, style definitions and shell script;
3. real-time communication server: real-time communication service is provided.
A) by monitor data real time propelling movement to each client terminal;
B) service data of each client terminal is shared;
C) according to predetermined scheme, steering order is sent to large-size screen monitors switch controller
4. data interface (API) server: business datum is provided
A) real-time communication server it is supplied to, and the client terminal pushed;
B) client terminal it is supplied to by Ajax acquisition request data;
5. certificate server: client terminal access authentication;
6. big screen controller: dock with large-size screen monitors hardware, receive soket instruction, and switch large-size screen monitors and throw screen pattern;
7. network technology facility: provide native system integral part to be interconnected.
The present invention is based on technology such as NodeJs, Html5, it may also be useful to the standard communications protocol such as Socket, WebSocket realize comprising:
1. the Data Update of each client terminal;
2. the content realizing each client terminal by default scheme switches automatically;
3. realize large-size screen monitors throwing screen scheme by default scheme automatically to switch;
Wherein, the function of client terminal comprises:
The webpage of 1.Html5 technological development, response type designs, and supports different resolution screen;
2. use WebSocket agreement to connect real-time communication server and receive pushed data in real time;
3. use Ajax technology to obtain more data by data interface (API) server;
4. configurable linkage strategy.
Wherein, service end function comprises:
1. use NodeJs exploitation, support that multi-client connects;
2. support that client terminal uses WebSocket agreement to connect;
3. support that client terminal uses Socket agreement to connect;
4. support to use Socket agreement to connect big screen controller;
5. support to obtain data interface (API) server data and forward to client terminal;
6. Supporting connectivity message-oriented middleware (expanding communication ability can trigger linkage strategy by business processing module).
Whole system cloud gray model is divided into " initialize stage " and " mutual and synchronous phase ". " initialize stage " is divided into again: the page loads, authority detects and Data import three processes; " mutual and synchronous phase " is divided into again route handoff and focus data to switch two classes, is below described in detail:
1) page loading procedure:
Client terminal obtains the resource formed needed for Web page from static server, comprises HTML, CSS, JS and picture etc., in order to present user interface in client terminal;
2) authority testing process: interface can monitor whether have permission visit data resource after being initialised, if not, can guide user to enter login interface. Verified by certificate server and after logining successfully, preserve temporary visit in client terminal and make board AUTH_TOKEN, as the voucher of subsequent access data;
3) data load process:
Carry AUTH_TOKEN at HTTP request head, initiate request of data to API server, ask API server all can monitor the validity making board each time, if effectively, return data;
Page initialize process can load the business datum etc. of basic user profile, linkage configuration information and necessity.
4) mutual and synchronous process:
Data syn-chronization is triggered by user interactions behavior. User occurs the client terminal of mutual behavior to be referred to as MasterClient, and other client terminals are called SlaveClient. Client terminal passes through WebSocket��Connect with real-time communication server, and by making board AUTH_TOKEN carry out authority checking. The user interactions of triggering synchronous event can be divided into two classes:
A. route handoff:
After MasterClient route changes, by real-time communication server, new route packet being shared SlaveClient, SlaveClient is obtained routing configuration by linkage routing configuration table and is automatically switched to the corresponding page. In addition, as an extended functionality of real-time communication server, large-size screen monitors controller card, by responsible basis " route and large-size screen monitors arrangements table ", sends instruction to big screen controller, thus switches large screen splicing pattern.
B. focus data switching:
MasterClient is when occurring focus data to change, such as click a certain equipment entry in list, the packet of this equipment entry will share SlaveClient by real-time communication server, and each SlaveClient can take different response policies according to the page logic at respective place. SlaveClient such as details page can initiate the request of details data by the ID of this equipment entry to API server, thus shows the detailed information of each aspect of this equipment in the page; And for example the SlaveClient of diagram page by the positional information in equipment entry data bag, can show the map of this equipment region and this equipment of automatic highlighted location.
In the present invention, large screen splicing pattern refers to: store in mosaic screen controller, the input source display arrangement mode pre-set.
In an embodiment, client terminal is connected by WebSocket and real-time communication server, if will automatically adopt degradation schemes, such as xhr-streaming or jsonp-polling technology at old-fashioned browser.
Claims (3)
1. many screens real-time interaction system of a sing on web technology, it is characterised in that, this system comprises at least one client terminal, static resource WEB server, real-time communication server, data interface API server, certificate server, big screen controller,
Described client terminal supports Html5 web page browsing;
Described static resource WEB server is supplied to client terminal web page code, picture, style definitions and/or shell script;
Real-time communication server provides real-time communication service, by monitor data real time propelling movement to client terminal, and the service data between shared client terminal, and according to predetermined scheme, steering order is sent to big screen controller;
Data interface API server provides business datum to real-time communication server, and pushes to client terminal so that client terminal is by Ajax acquisition request data;
Certificate server provides client terminal access authentication;
Big screen controller docks with large-size screen monitors hardware, receives soket instruction, and switches large-size screen monitors and throw screen pattern,
Described many screen real-time interaction systems are based on NodeJs and Html5 technology, it may also be useful to Socket and WebSocket standard communications protocol.
2. many screens real-time interaction system of sing on web technology as claimed in claim 1, it is characterised in that, described client terminal comprises PC, mobile terminal, intelligent television and/or TV box.
3. many screens real-time interaction system of sing on web technology as claimed in claim 1, it is characterised in that, the operational process of this system comprises:
Whole system cloud gray model is divided into initialize stage and mutual and synchronous phase,
The initialize stage is divided into again: the page loads, authority detects and Data import three processes,
Mutual and synchronous phase is divided into again route handoff and focus data switching:
Wherein, the initialize stage,
Page loading procedure comprises, and client terminal obtains, from static resource WEB server, the resource formed needed for Web page, comprises HTML, CSS, JS and picture, in order to present user interface in client terminal;
Authority testing process comprises, user interface can monitor whether have permission visit data resource after being initialised, if, user can not guided to enter login interface, verified by certificate server and after logining successfully, preserve temporary visit in client terminal and make board AUTH_TOKEN, as the voucher of subsequent access data;
Data load process comprises, AUTH_TOKEN is carried at HTTP request head, request of data is initiated to data interface API server, requested data interface API server all can monitor the validity making board each time, if effectively, return data, loads the business datum of basic user profile, linkage configuration information and necessity in page initialize process;
Wherein, mutual and synchronous process, data syn-chronization is triggered by user interactions behavior, user occurs the client terminal of mutual behavior to be primary client, other client terminals are from client terminal, client terminal is connected by WebSocket and real-time communication server, and by making board AUTH_TOKEN carry out authority checking
The user interactions of triggering synchronous event is divided into two classes:
A) route handoff:
After primary client route changes, new route packet is shared from client terminal by real-time communication server, obtain routing configuration from client terminal by linkage routing configuration table and automatically switch to the corresponding page, real-time communication server passes through large-size screen monitors controller card according to route and large-size screen monitors arrangements table, send instruction to big screen controller, thus switch large screen splicing pattern;
B) focus data switching:
Primary client occur focus data change time,
When clicking a certain equipment entry in list, the packet of this equipment entry will be shared from client terminal by real-time communication server, and each can take different response policies according to the page logic at respective place from client terminal,
When the request being initiated details data from client terminal by the ID of this equipment entry to data interface API server of details page, the page is shown the detailed information of each aspect of this equipment;
Local diagram page from client terminal by the positional information equipment entry data bag, show the map of this equipment region and this equipment of automatic highlighted location.
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