CN114025140B - Integrated client for B/S architecture monitoring system - Google Patents
Integrated client for B/S architecture monitoring system Download PDFInfo
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- CN114025140B CN114025140B CN202111401476.2A CN202111401476A CN114025140B CN 114025140 B CN114025140 B CN 114025140B CN 202111401476 A CN202111401476 A CN 202111401476A CN 114025140 B CN114025140 B CN 114025140B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 40
- 238000009877 rendering Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 37
- 238000004806 packaging method and process Methods 0.000 claims description 2
- 230000002452 interceptive effect Effects 0.000 abstract description 2
- 230000010354 integration Effects 0.000 description 6
- 238000011161 development Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
- H04L51/04—Real-time or near real-time messaging, e.g. instant messaging [IM]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
- H04L51/07—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail characterised by the inclusion of specific contents
- H04L51/10—Multimedia information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
-
- 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]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Abstract
The invention relates to an integrated client for a B/S architecture monitoring system, which comprises a Web server and a plurality of camera devices, wherein the Web server is used for providing a real-time monitoring picture based on Web access; the integrated client comprises a browser component integrated frame, a video access module and a starting management module, wherein the browser component integrated frame is used for integrating a browser kernel rendering engine, loading a real-time monitoring picture issued by the Web server and providing a bridging function between the client and a Web page, the video access module is used for providing an interface calling function of a real-time video of a camera, and the starting management module is used for starting management functions of a third-party application program; the third party application program is used for a background service program or a local executable program which is matched with the client to operate. The invention simplifies the operation flow of the client, and provides more convenient, practical and demand-conforming interactive experience for the user.
Description
Technical Field
The present invention relates to an integrated client, and more particularly, to an integrated client for a B/S architecture monitoring system.
Background
The monitoring system has wide application fields, and can be applied to various fields such as data acquisition, monitoring control, process control and the like in the fields of electric power, petroleum, chemical industry, transportation and the like. The B/S architecture is a thin client/fat server mode, the client is realized through a Web browser, and main development tasks are concentrated on the server, so that the burden of the client is reduced, the cost of system maintenance and upgrading is reduced, and the system has better expansion capability and cross-platform performance.
The monitoring system based on the B/S architecture provides service to the outside through the Web server, presents the data acquisition monitoring picture in a Web page mode, and can monitor through a Web browser without installing special software, but the following defects exist when the browser is used as the client for the B/S architecture monitoring system: because compatibility problems can exist in different browsers or different versions of the same browser, the development of the Web page needs to be adapted to the appointed browser, and the development cost is increased; the monitoring system can need to access video pictures of a camera in addition to monitoring collected data, a streaming media server is generally built for realizing video playing in a browser webpage, a live broadcast frame is introduced or a browser video playing plug-in is installed, the streaming media server is built for video distribution, as a video processing conversion link is added, the performance cost and the video delay are increased, meanwhile, the development workload of a server is increased, and the problems of incompatibility, support failure and the like of a browser exist in the mode of installing the browser video plug-in; as a client software for a monitoring system, in a scene requiring multi-screen display, a browser is used as a general client, lacks flexibility and customizability, and cannot provide a good display effect; as client software for a monitoring system, a single client often cannot meet all functional requirements, needs to cooperate with other service processes or third party software to realize a complete monitoring function, and cannot directly call a local third party application program only by using a browser as the client, so that the defects exist in the aspects of function expansion and customization.
Disclosure of Invention
The invention aims to solve the technical problem of providing the integrated client for the B/S architecture monitoring system, which simplifies the operation flow of the client, is more convenient and practical for users, meets the requirements and has interactive experience.
The technical scheme adopted for solving the technical problems is as follows: an integrated client for a B/S architecture monitoring system is constructed, and the integrated client comprises a Web server and a plurality of camera devices, wherein the Web server is used for providing a real-time monitoring picture based on Web access;
the integrated client comprises a browser component integrated frame, a video access module and a starting management module, wherein the browser component integrated frame is used for integrating a browser kernel rendering engine, loading a real-time monitoring picture issued by the Web server and providing a bridging function between the client and a Web page, the video access module is used for providing an interface calling function of a real-time video of a camera, and the starting management module is used for starting management functions of a third-party application program;
the third party application program is used for a background service program or a local executable program which is matched with the client to operate.
According to the scheme, the integrated client calls the video access open interface module through the built-in JavaScript object in the Web page, so that the JAVA end plays real-time video of the camera, controls the position, the size and whether the attribute can be dragged or not of the video window, opens the cradle head control interface through the right key menu of the video window, and achieves the functions of cradle head control, photographing and video recording.
According to the scheme, the integrated client acquires the starting configuration information by reading the configuration file or the command line to transmit the command parameters, starts and displays the starting configuration information at the designated screen position according to the designated style, and supports multi-screen and multi-instance operation.
According to the scheme, the integrated client is embedded into the frame based on the browser, and integrates the functions of Web browsing, camera video monitoring, multi-screen starting and process starting management.
According to the scheme, the browser component integration framework adopts a custom name and a screen number or a naming mode capable of being uniquely identified to create the context configuration so as to support independent operation of multiple split-screen instances.
According to the scheme, the video access module packages the desktop SDKs of the cameras, and invokes a unified video access interface to realize the functions of real-time video playing, cradle head control, photographing and video recording of different cameras.
According to the scheme, the starting management module maintains a process list, classifies the process list according to groups, automatically maintains starting, exiting and hiding of the third-party application program, and minimizes state switching, and different Web pages are respectively associated with different starting process lists.
The integrated client for the B/S architecture monitoring system has the following beneficial effects:
1. the invention combines the use requirement of the BS monitoring system client, integrates multiple functions, including functions of Web browsing, video monitoring, multi-screen starting, process management and the like, has strong expandability, does not need to independently start other programs, and provides more convenient and flexible use experience for users;
2. the video monitoring of the video camera does not depend on the streaming media server, and the SDK interface is provided by a camera manufacturer for direct connection, so that the intermediate processing link of the video is reduced, the video delay is reduced, the video monitoring is compatible with cameras of different manufacturers, and meanwhile, any video plug-in is not required to be installed, so that the problem that the video plug-in and a browser are incompatible to cause the normal installation and operation is avoided;
3. the invention is based on the same browser kernel, avoids the problem of adapting multiple browser kernels, and reduces the development complexity of a server;
4. according to the invention, the third party application program is automatically managed in a configuration mode, and the starting, exiting, revealing, minimizing and other state switching of the third party application program are flexibly controlled in the Web page.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic diagram of a system architecture of an integrated client for a B/S architecture monitoring system of the present invention;
FIG. 2 is a flow chart of an integrated client for a B/S architecture monitoring system of the present invention;
FIG. 3 is a flow chart of a camera real-time video display of the integrated client of the present invention;
FIG. 4 is a flow chart of the present invention for an integrated client to launch and maintain a third party application.
Detailed Description
For a clearer understanding of technical features, objects and effects of the present invention, a detailed description of embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1-4, the integrated client for a B/S architecture monitoring system of the present invention relates to a B/S architecture monitoring system, an integrated client, and a third party application, which includes a Web server and a plurality of camera devices.
The Web server is used for providing a real-time monitoring picture based on Web access. The integrated client comprises a browser component integrated frame, a video access module and a starting management module, wherein the browser component integrated frame is used for integrating a browser kernel rendering engine, loading a real-time monitoring picture issued by a Web server and providing a bridging function between the client and a Web page, and the browser component integrated frame adopts a custom name and a screen number or a naming mode capable of being uniquely identified to create context configuration so as to support independent operation of multiple split-screen instances.
The video access module is used for providing interface calling functions of real-time videos of the cameras, packaging the desktop version SDKs of the cameras of different manufacturers and calling a unified video access interface, so that the functions of real-time video playing, cradle head control, photographing and video recording of the cameras of different manufacturers are realized. The starting management module is used for starting management functions of a third-party application program, and the third-party application program is used for a background service program or a local executable program which is matched with the client to run. The starting management module maintains a process list, classifies the process list according to groups, automatically maintains the starting, exiting and hiding of the third-party application program, and minimizes state switching, and different Web pages can be respectively associated with different starting process lists.
The integrated client calls the video access open interface module through a built-in JavaScript object in the Web page, so that the real-time video of the camera is played by the JAVA end, and the position, the size and the draggable attribute of the video window are controlled; the integrated client opens a cradle head control interface through a video window right key menu, achieves functions of cradle head control, photographing and video recording, obtains starting configuration information by reading a configuration file or a command line to transmit command parameters, starts and displays the starting configuration information according to a specified style at a specified screen position, and supports multi-screen multi-instance operation; the integrated client is embedded into the frame based on the browser, and integrates multiple functions of Web browsing, camera video monitoring, multi-screen starting and process starting management.
In the preferred embodiment of the invention, the integrated client is written in JAVA language and realizes the embedded function of the browser based on JxBrowser. JxBrowser is a cross-platform Java library that allows integration of Google chrome-based Web browser components into Java Swing/AWT/JavaFX applications. Using JxBrowser, the lightweight Swing/JavaFX component is embedded in a Java application to display modern Web pages, supporting up-to-date Web standards such as HTML5, CSS3, javaScript, and the like. The browser component integration framework encapsulates the Jxbrowser library call interface, and achieves the functions of initializing, creating, loading Web pages and interacting of the browser component.
The invention provides a realization method of an integrated client for a B/S architecture monitoring system, which comprises the following steps:
step S1, initializing, namely, the following steps:
reading a configuration file from a local directory, wherein the configuration file specifically comprises the following configurations:
client-side start configuration: including whether to display the title, screen number, URL address, whether to allow adjustment of window size, title;
process management configuration: the method comprises the steps of grouping the starting processes, including the number of the starting processes in each group, and starting paths of each process;
after the configuration reading is completed, the browser component integration framework is called for initialization, each browser component is associated with a browser context configuration corresponding to an automatically created context configuration catalog, and because the same browser context configuration only supports single instance operation, the context configuration catalog is created by adopting a naming mode of a custom name and a screen number, such as 'browser-data-1', corresponding to the context configuration catalog associated with the browser component instance displayed on the first screen, or other combination naming modes are used, so that each browser component instance is ensured to be associated with each independent context configuration to support independent operation of split-screen multiple instances.
Step S2, starting the client, wherein the method specifically comprises the following steps:
and starting the client according to the acquired client starting configuration information or transmitting command parameters such as a screen number, a URL address and the like through a command line, and displaying a client main interface on a designated screen according to the configuration information.
Step S3, loading a Web page, which specifically comprises the following steps:
and calling the browser component integration framework to create a browser window which is displayed in full screen as a client main window, loading the URL address, and displaying the Web real-time monitoring picture.
S4, injecting built-in JavaScript objects video bridge and processBridge into the Web page, wherein the steps are as follows:
the browser component integration framework encapsulates two JAVA open interface modules to respectively provide video access and start management call interfaces, after the loading of the Web page is completed, a window object of a JavaScript script of the current page is obtained through a bridging function provided by a JxBrowser, two attributes, "video bridge" and "processBridge" are added in the window object, attribute values are respectively set as instantiation objects of the video access and start management open interface modules, and the Java code call of the client is realized in the Web page by the aid of the two built-in JavaScript objects of the video bridge and the processBridge.
Step S5, real-time video display of the camera is carried out, and the method concretely comprises the following steps:
step S501, obtaining a JavaScript object video bridge embedded in a current page;
after the Web loading is completed, a video bridge built-in object is already injected into the window object, and the method comprises the following interface methods:
(1) Creating a video window: the createVideoPanel,
(2) Starting a camera real-time video: the open-type air conditioner is provided with an air conditioner,
step S502, a video bridge interface method is called to create a video window;
a window coordinate position, a window size and a camera manufacturer type are designated in a Web page, and a createVideoPanel method of a video bridge object is called to create a video window panel;
step S503, calling a video bridge interface method to start a camera real-time video;
the method for specifying the camera connection parameters in the Web page comprises the following steps: the method for calling the open method of the video bridge object to start the real-time video of the camera comprises the following steps:
(1) Calling a packaged unified video access interface, including initialization, login, play, cradle head control, photographing, video recording and the like;
(2) And automatically adapting according to the type of the camera manufacturer, and calling the private SDK interface function of the manufacturer.
Step S504, playing real-time video of the camera;
and in the playing process, a unified video access interface can be called to execute operations of cradle head control, photographing, video recording and full screen display.
The video access module can support SDKs of a plurality of factories, such as Haikang and Dahua, without limiting the number of the factories.
Step S6, starting and maintaining a third party application program, which is specifically as follows:
step S601, acquiring a JavaScript object processBridge embedded in a current page;
after the Web loading is completed, a processBridge built-in object is already injected into the window object, and the method comprises the following interface methods:
(1) Starting the application program by group name, starting only: startappication group,
(2) Starting an application program according to the group name, and starting and maintaining the state: runa filtration groups,
(3) Hiding the application by group name: the audio information of the audio information is displayed in the audio information,
(4) Hiding all applications: the use of hideAllApplications,
(5) Exit the designated application: the information of the application of the device is provided by the quit application,
(6) Exit all applications: the information of the quitAllApplications,
step S602, calling a processBridge interface method to manage a third party application program;
in the Web page, the interface method provided by the processBridge object can be flexibly called according to specific application logic, and the state switching of the third party application program such as starting, exiting, displaying, hiding, minimizing, maximizing and the like is controlled;
step S603: recording the starting state of each group of application programs;
the application program is managed according to groups, each group is associated with one starting state information, the starting state of the group is automatically updated by calling the interface method provided by the processBridge object, for multi-page application, each Web page can be respectively provided with different starting groups, and the starting state of the application program of the related group is automatically updated when the page is switched.
Step S604: automatically maintaining a third party application program according to the display state of the client;
the client listens for program exit, window hiding, minimization, window restoration events, and automatically manages the associated third party application. Closing all started third party application programs when the program exits; when the window is hidden, hiding the third party application program associated with the current page; and when the window is restored, restoring the display state of the third-party application program associated with the current page.
The embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present invention and the scope of the claims, which are to be protected by the present invention.
Claims (2)
1. An integrated client for a B/S architecture monitoring system, comprising a Web server and a plurality of camera devices;
the Web server is used for providing a real-time monitoring picture based on Web access; the integrated client comprises a browser component integrated frame, a video access module and a starting management module, wherein the browser component integrated frame is used for integrating a browser kernel rendering engine, loading a real-time monitoring picture issued by a Web server and providing a bridging function between the client and a Web page, and the browser component integrated frame adopts a custom name and a screen number or a naming mode capable of being uniquely identified to create context configuration so as to support independent operation of multiple split-screen examples;
the video access module is used for providing interface calling functions of real-time videos of the cameras, packaging the desktop version SDKs of the cameras of different manufacturers and calling a unified video access interface to realize functions of real-time video playing, cradle head control, photographing and video recording of the cameras of different manufacturers; the starting management module is used for starting management functions of a third party application program, and the third party application program is used for a background service program or a local executable program which is matched with the client to run; the starting management module maintains a process list, classifies the process list according to groups, automatically maintains the starting, exiting and hiding of the third party application program, and minimizes state switching, and different Web pages are respectively associated with different starting process lists;
the integrated client calls the video access open interface module through a built-in JavaScript object in the Web page, so that the real-time video of the camera is played by the JAVA end, and the position, the size and the draggable attribute of the video window are controlled; the integrated client opens a cradle head control interface through a video window right key menu, achieves functions of cradle head control, photographing and video recording, obtains starting configuration information by reading a configuration file or a command line to transmit command parameters, starts and displays the starting configuration information according to a specified style at a specified screen position, and supports multi-screen multi-instance operation; the integrated client is embedded into the frame based on the browser, and integrates multiple functions of Web browsing, camera video monitoring, multi-screen starting and process starting management.
2. A method for implementing an integrated client for a B/S architecture monitoring system based on claim 1, comprising the steps of:
s1, initializing;
step S2, starting a client;
s3, loading a Web page;
s4, injecting a built-in JavaScript object video bridge and a processBridge into the Web page;
s5, displaying real-time video of the camera;
and step S6, starting and maintaining the third party application program.
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| CN115981797B (en) * | 2023-03-21 | 2023-06-20 | 北京时代新威信息技术有限公司 | Method and device for dynamically loading webpage in Java FX application program |
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