CN105306900A - Intelligent scheduling high definition integrated networking video monitoring system based on cloud computing - Google Patents
Intelligent scheduling high definition integrated networking video monitoring system based on cloud computing Download PDFInfo
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Abstract
The invention discloses an intelligent scheduling high definition integrated networking video monitoring system based on cloud computing. The system comprises a front-end device, a sensor access subsystem, a controlling and scheduling subsystem, a data processing subsystem, a data storage subsystem, a data streaming media subsystem and a user terminal. The system has the following advantages: (1) the data storage capacity is large, and the data storage capacity can be expanded in a modular manner; (2) long-distance large-scale video monitoring is supported; and (3) high-efficiency data processing ability is provided.
Description
Technical field
The present invention relates to technical field of video monitoring, particularly a kind of intelligent scheduling high definition co-existence network video monitoring system based on cloud computing.
Background technology
Along with socioeconomic fast development, in the every field of living and produce, the demand for high-definition video monitoring system grows with each passing day, but traditional video surveillance system exists the problem of transmitted data amount, data processing and data load balance scarce capacity.
Current cloud computing technology and intelligent scheduling technology reach its maturity, by cloud computing technology and intelligent scheduling, data processing is moved server from terminal to process, then exporting data dynamically according to monitor terminal demand is the thinkings solving this problem.
Thus, the present invention is based on above-mentioned thinking, design a kind of intelligent scheduling co-existence network high-definition video monitoring system based on cloud computing, by distributed scheduling by larger for occupied terminal handling property high-definition data transmission to server, encoding and decoding conversion is carried out by process service, dynamically export the video flowing meeting bandwidth and viewing end terminal equipment demand, thus under traditional video surveillance system architecture can be solved, be difficult to the problem of realization.
Summary of the invention
In view of this, the object of this invention is to provide a kind of intelligent scheduling high definition co-existence network video monitoring system based on cloud computing.Thus meet the process of data and the demand that is doubled and redoubled of storage, realize wireless video monitoring.
The object of the invention is to be achieved through the following technical solutions:
A kind of intelligent scheduling high definition co-existence network video monitoring system based on cloud computing of the present invention, comprises headend equipment, transducer access subsystem, Control and Schedule subsystem, data process subsystem, data storage subsystem, streaming media subsystem and user terminal; Wherein,
Transducer access subsystem: comprise access server, is connected to data process subsystem or access server by the mode of RTSP or SDK by headend equipment, realizes the standardization access of isomery front end sensors, calling for other modules;
Control and Schedule subsystem: comprise database server and Web server, described Control and Schedule subsystem is visited in the mode of command transmitting and is carried out mutual with client and carry out unified management and monitoring by ZooKeeper to whole platform;
Data storage subsystem: comprise data storage server battle array, for stored video data, and provides the data call demand of the task such as video playback, download;
Data process subsystem: comprise data processing server, result by carrying out encoding and decoding process to video data, then carries out storing or be transferred to streaming media subsystem with normal stream media format by data processing server;
Streaming media subsystem: comprise streaming media server, for being provided real-time video to check and video playback stream by RTSP streaming media service, provides video playback stream by HTTP streaming media service;
User terminal: be connected with streaming media server, carries out alternately for user, the transmission of the operation of completing user peace you signaling, feedback information and data flow;
Described headend equipment comprises one or more equipment in analog video camera, video frequency collection card, analog video camera, DVR, PC repeater-transmitter, web camera, PC collection terminal, embedded IP C high-definition camera, embedded DVS or analog video camera.
Further, in described transducer access subsystem, access server detects the exception of front end sensors existence by monitoring front end sensors, then starts warning as abnormal.
Further, described data process subsystem comprises distributed cloud computing data handling system and task control dispatching patcher.
Further, described data storage subsystem comprises metadata management system and data block storage server system.
Further, described system adopts X86 standard server to add the mode framework of cloud video monitoring software, and the mode that described subsystems is accessed by INTERNET or directly accesses and server establish a connection.
The invention has the beneficial effects as follows:
(1) data volume is stored large
Compare the traditional video surveillance system architecture based on firmware, the video monitoring system based on cloud computing has the strong and Memory Extension ability flexibly of storage capacity.This system is to replace traditional video firmware matrix towards the front end sensors of isomery and the X86 standard server array of isomorphism, store in a distributed manner and Controlling vertex replacement conventional hard video tape recorder, can directly by adding the storage capacity of the mode expanding system of memory node.
(2) remote large-scale video monitoring is supported
Traditional supervisory control system network mainly connects into local area network (LAN) according to disposing cable, and minority can carry out small-scale remote monitoring.Described system utilizes ZooKeeper Control and Schedule server resource, improves the full public network efficiency of transmission of sensor terminal, realizes long-distance video monitoring.
(3) efficient data-handling capacity
Vision signal is converted to the signal that monitor terminal can be play by data processing end employing distributed data processing node array, effectively avoid the problem that mobile monitor end decoding capability is little, make transfer of data and video monitoring more stable, meet mobile terminal and receive and play the demand of HD video.
Other advantages of the present invention, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, or can be instructed from the practice of the present invention.Target of the present invention and other advantages can be realized by specification below and claims and be obtained.
Accompanying drawing explanation
In order to make the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the present invention is described in further detail, wherein:
Fig. 1 is module topology figure of the present invention;
Fig. 2 is storage end system connection diagram of the present invention;
Fig. 3 is the workflow schematic diagram of data processing end module of the present invention;
Fig. 4 is Data Control end system configuration diagram of the present invention;
Fig. 5 is streaming media system architecture schematic diagram of the present invention.
Embodiment
Hereinafter with reference to accompanying drawing, the preferred embodiments of the present invention are described in detail.Should be appreciated that preferred embodiment only in order to the present invention is described, instead of in order to limit the scope of the invention.
As shown in Figure 1, the intelligent scheduling high definition co-existence network video monitoring system based on cloud computing of the present invention, it comprises following part:
(1) transducer access subsystem 1: comprise access server, is connected to data process subsystem or access server by the mode of RTSP or SDK by headend equipment, realizes the standardization access of isomery front end sensors, calling for other modules; Access server detects the exception of front end sensors existence by monitoring front end sensors, then start warning as abnormal.
(2) Control and Schedule subsystem 2: comprise database server and Web server, described Control and Schedule subsystem is visited in the mode of command transmitting and is carried out mutual with client and carry out unified management and monitoring by ZooKeeper to whole platform;
(3) data storage subsystem 3: comprise data storage server battle array, for stored video data, and provides the data call demand of the task such as video playback, download;
(4) data process subsystem 4: comprise data processing server, result by carrying out encoding and decoding process to video data, then carries out storing or be transferred to streaming media subsystem with normal stream media format by data processing server;
(5) streaming media subsystem 5: comprise streaming media server, for being provided real-time video to check and video playback stream by RTSP streaming media service, provides video playback stream by HTTP streaming media service;
(6) user terminal 6: be connected with streaming media server, realizes video and calls and play;
(7) headend equipment 7: comprise one or more equipment in analog video camera, video frequency collection card, analog video camera, DVR, PC repeater-transmitter, web camera, PC collection terminal, embedded IP C high-definition camera, embedded DVS or analog video camera.
Wherein, details are as follows for each part:
1. transducer access subsystem
The work of incoming end comprises and connects front end sensors and provide unified interface, the sensor device supported mainly comprises: analog video camera, video frequency collection card, analog video camera, DVR, PC repeater-transmitter, web camera, PC collection terminal, embedded IP C high-definition camera, embedded DVS, analog video camera or platform device etc.Sensor side and incoming end server are undertaken alternately by data flow and signaling flow, and according to intelligentized web camera, then direct and data processing server carries out data flow alternately, and Control Server is undertaken by signaling flow and access server alternately.
Data flow, by being linked into platform through access server and go out in server uniform transmission to video stream server to distribute, realizes the look facility of multi-user to same video data stream.For support RTSP agreement transducer can by URL(uniform resource locator) (UniformResourceLocator, URL) address format directly by transmission of streams of video data to processing server array.Access server is linked into for the mode not supporting the transducer of RTSP agreement by integrated SDK, by video data stream from being newly encoded into connecting system after RTSP agreement.Be third party's video monitoring platform for sensor terminal, obtain URL by the SDK of platform.If third party's video monitoring platform does not support RTSP agreement, by being re-encoded as RTSP stream after the SDK getting frame data of this platform.
The signaling flow of incoming end completes the transmission of the control signal of various equipment, and unification is distributed by Control Server.For web camera, Data Control server is controlled access server by signaling flow, and the SDK that access server calls corresponding platform carries out controlling web camera.For third party's monitor supervision platform, Control Server controls access server by signaling and uses SDK to communicate with corresponding platform, thus obtains the URL of corresponding video camera.
2. data storage subsystem
Store end system bag metadata management system and data block storage server system two parts.Fig. 2 shows and stores end system schematic diagram.
Metadata management system is made up of metadata management server array, coordinated scheduling is carried out by EXTRA25OFF by Control and Schedule system, the network video stream of streaming media system is saved as file by fixed size by metadata management system, rear writing data blocks storage server cluster; Data block storage server cluster provides memory space for whole system, by loading data block storage server expanding system storage capacity.
Metadata management system and data block storage server system formation are the cloud storage platforms of a magnanimity, are made up of general X86-based server hardware.Compared with traditional storage area network, network attached storage etc., system has high reliability, is simple and easy to the feature of use, low energy consumption, high integration, high performance-price ratio, is applicable to the application scenario that extensive video data stores.
What metadata management system was deposited is metadata information, and be responsible for the management to whole storage system, system adopts the mode of active and standby metadata management system, to guarantee the persistent service of system.
The storage work of concrete data block is responsible for by blocks of data storage server, and all data blocks are stored on each blocks of data storage server all in the form of a file, and the quantity of blocks of data storage server directly determines the scale of whole storage system.
The combination of distributed cloud computing data handling system and task control dispatching patcher can ensure that the rationalization of efficient stable in cloud computing platform distributes and executes the task, simultaneously can resolution system Single Point of Faliure problem completely, make platform can realize load balancing and Automatic dispatching.
3. data process subsystem
In the present embodiment, data processing module adopts and carries out United Dispatching management by ZooKeeper, includes from being linked into process again to work such as storages.Fig. 3 describes the workflow of processing module;
This flow process is the process array of services being controlled coordination by Zookeeper, and in distributed structure/architecture, complete node compute, processing node carries out encoding and decoding computing, data identification process computing and data analysis computing to data as required.Data can be write in storage system by storing client by the data RTSP protocol conversion of data through access server and the encoding and decoding conversion of processing server in real time.
5. data administration subsystem
Fig. 4 is used for data of description control system framework, and data administration subsystem is a part and parcel of native system, is used for controlling to coordinate the work of other system.The equipment that central dispatching module relates to comprises: database server, Web server and ZooKeeper scheduling controlling server.ZooKeeper is the distributed application program coordination service of an open source code, it is Chubby realization of increasing income of Google, be the significant components of Hadoop and Hbase as one for Distributed Application provides the software of Consistency service, the function provided comprises: configuring maintenance, name Service, distributed synchronization, group service etc.The target of ZooKeeper is exactly the key service that packaged complexity is easily made mistakes, and the system of the interface be simple and easy to and performance efficiency, function-stable is supplied to user.
Data control block is mainly to the important system of the organic work of each submodule of each coherent system, client initiates demand signalling, demand signalling is sent in data control block, data control block controls according to concrete demand signalling and scheduling respective resources, and after completing scheduling controlling, feedback result signaling is to client.
6. streaming media subsystem
This subsystem is the important module of video monitoring system, comprises streaming media server cluster, provides the standard RTSP Streaming Media of load balancing concurrent plug-flow service in conjunction with Zookeeper.Utilize PISP agreement to be used to provide the module service of streaming media service needed for user, RTSP supports to provide live video stream and readjustment video flowing, and user can utilize RISP address can obtain required store video flow data.Streaming media module framework is as shown in Figure 5: when mobile terminal access to LAN, and now video stream data is directly transferred to mobile terminal by streaming media module transmission access Intranet.When mobile terminal access 3G or 4G net, now video stream data flows out from streaming media module and need be connected to mobile mobile terminal in access point (AccessPointName, APN) mode through public network.
7. user terminal
Comprise mobile terminal (comprising the system terminals such as iOS and Android).Effect carries out alternately, the transmission of the operation of completing user peace you signaling, feedback information and data flow.
According to foregoing, the function of known native system mainly comprises:
1. multisensor terminal platform compatibility function
System has access numeral or analog sensor terminal, is connecing as end spreads in the system of being passed to by utilizing the SDK (Software Development Kit) (SoftwareDevelopmentKit, SDK) of sensor terminal that third-party platform video flowing is changed into standard RTSP.
2. monitor terminal transmission dynamic adjustment function
System monitoring terminal comprises main flow mobile terminal (comprising the system terminals such as iOS and Android), streaming media server array is utilized to provide multi-path video stream concurrent output for monitor terminal, and utilize monitor terminal feed back to the resolution of the status signaling dynamic regulating video of Data Control server and call ZooKeeper and carry out control realization real-time transcoding to data processing server, improve public network efficiency of transmission.
3. long-range high-definition video monitoring function
Traditional supervisory control system network mainly connects into local area network (LAN) according to disposing cable, and minority can carry out small-scale remote monitoring.Described system utilizes ZooKeeper control and distribute each server resource, improves the full public network efficiency of transmission of sensor terminal, realizes long-distance video monitoring.
4. public video data sharing functionality
The present invention adopts cloud storage server array to store system video flow data, adopts the X86-based design towards the front end sensors of isomery and isomorphism, makes system have the strong and extended capability flexibly of storage capacity.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of the technical program, it all should be encompassed in the middle of right of the present invention.
Claims (5)
1. the intelligent scheduling high definition co-existence network video monitoring system based on cloud computing, it is characterized in that: native system comprises headend equipment, transducer access subsystem, Control and Schedule subsystem, data process subsystem, data storage subsystem, streaming media subsystem and user terminal, wherein
Transducer access subsystem: comprise access server, is connected to data process subsystem or access server by the mode of RTSP or SDK by headend equipment, realizes the standardization access of isomery front end sensors, calling for other modules;
Control and Schedule subsystem: comprise database server and Web server, described Control and Schedule subsystem carries out mutual with the mode of command transmitting and client and carries out management and supervision by Control and Schedule server;
Data storage subsystem: comprise data storage server battle array, for stored video data, and provides the data call demand of the task such as video playback, download;
Data process subsystem: comprise data processing server, result by carrying out encoding and decoding process to video data, then carries out storing or be transferred to streaming media subsystem with normal stream media format by data processing server;
Streaming media subsystem: comprise streaming media server, is checked and video playback stream for being provided real-time video by RTSP streaming media service;
User terminal: be connected with streaming media server, carries out alternately for user, the transmission of the operation of completing user peace you signaling, feedback information and data flow;
Described headend equipment comprises one or more equipment in analog video camera, video frequency collection card, analog video camera, DVR, PC repeater-transmitter, web camera, PC collection terminal, embedded IP C high-definition camera, embedded DVS or analog video camera.
2. a kind of intelligent scheduling high definition co-existence network video monitoring system based on cloud computing as claimed in claim 1, it is characterized in that: in described transducer access subsystem, access server detects the exception of front end sensors existence by monitoring front end sensors, then start warning as abnormal.
3. a kind of intelligent scheduling high definition co-existence network video monitoring system based on cloud computing as claimed in claim 1, is characterized in that: described data process subsystem comprises distributed cloud computing data handling system and task control dispatching patcher.
4. a kind of intelligent scheduling high definition co-existence network video monitoring system based on cloud computing as claimed in claim 1, is characterized in that: described data storage subsystem comprises metadata management system and data block storage server system.
5. a kind of intelligent scheduling high definition co-existence network video monitoring system based on cloud computing as claimed in claim 1, it is characterized in that: described system adopts X86 standard server to add the mode framework of cloud video monitoring software, and the mode that subsystems is accessed by INTERNET or directly accesses and server establish a connection.
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Application publication date: 20160203 |