CN103517034A - System and method for multi-platform network video monitoring based on SIP protocol - Google Patents
System and method for multi-platform network video monitoring based on SIP protocol Download PDFInfo
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Abstract
The invention discloses a system and a method for multi-platform network video monitoring based on an SIP protocol. The system comprises front-end equipment, front-end monitoring stations, sub monitoring and management centers and a main monitoring and management center, wherein the front-end equipment is accessed to the sub monitoring and management centers through the front-end monitoring stations, the main monitoring and management center monitors and manages the sub monitoring and management centers and the directly-managed front-end equipment based on the SIP protocol, and the sub monitoring and management centers monitor and manage the accessed front-end equipment based on the SIP protocol and through the front-end monitoring stations. The problem that existing video monitoring systems have a single monitoring range and the monitoring systems are difficult to be integrated and compatible is solved.
Description
Technical field
The present invention relates to Network Video Surveillance field, particularly a kind of network video monitor and control system of the multi-stage platform based on Session Initiation Protocol and method thereof.
Background technology
At present, network video monitor and control system application is more and more extensive, and form is also more diversified, and in some fields, as electric power, traffic etc., video surveillance applications is comparative maturity.But these systems are all relatively independent, often adopt proprietary protocol, privately owned rule, cause sealing between each supervisory control system.And in the proposition of the concepts such as Internet of Things development trend Xia， safe city, wisdom city, require the video monitoring can be interconnected on a large scale, and scope can constantly expand.Therefore how to adapt to Internet of Things development trend, set up a unification, standardized network video monitor and control system is each Development of supervision system based on PLC business's developing direction at present.
Existing video monitoring system mainly has the following disadvantages:
1, there is limitation in single network video monitor and control system monitoring range, often only limit to some buildings, square, and be also separate to the monitoring management on this building, square, be difficult to form extensive area, as the overall monitor in whole city, for monitoring trans-city, transprovincially, be difficult to especially realize.
2, owing to lacking unified international standard protocol, between the video monitoring system of each developer's exploitation, be difficult to interconnectedly, make fusion and compatibility between existing supervisory control system very difficult.
Summary of the invention
The object of the present invention is to provide a kind of network video monitor and control system and method thereof of the multi-stage platform based on Session Initiation Protocol, for solving, the monitoring range that existing video monitoring system exists is comparatively single, merge between supervisory control system and the problem of compatible difficulty.
To achieve these goals, the invention provides a kind of network video monitor and control system of the multi-stage platform based on Session Initiation Protocol, it is characterized in that, comprising: headend equipment, front end monitoring station, minute supervision and management center, main supervision and management center;
Described headend equipment is linked into described minute supervision and management center by described front end monitoring station, and described main supervision and management center carries out monitoring management based on Session Initiation Protocol to the headend equipment of described minute supervision and management center and directly management; Within described minute, supervision and management center carries out monitoring management based on Session Initiation Protocol and by described front end monitoring station to the headend equipment of access.
The network video monitor and control system of the described multi-stage platform based on Session Initiation Protocol, wherein, within described minute, supervision and management center, described main supervision and management center further comprise respectively: integrated dispatch server, special management server, and described front end monitoring station comprises equipment access server;
Described integrated dispatch server carries out total activation control to described special management server;
Described special management server under the control of described integrated dispatch server, carries out special management to dissimilar equipment access server, for described client provides the basic data of headend equipment;
Described equipment access server, for dissimilar headend equipment being unified to access, is realized unified management and the application of headend equipment.
The network video monitor and control system of the described multi-stage platform based on Session Initiation Protocol, wherein, described integrated dispatch server is further to described special management server, and the load balancing of take is carried out appointment and the distribution of task as administration base.
The network video monitor and control system of the described multi-stage platform based on Session Initiation Protocol, wherein, described special management server further comprises: Streaming Media access and forwarding server;
Described client, when needs are transferred audio, video data, is sent application to described integrated dispatch server; Described integrated dispatch server specifies described client to file an application to described Streaming Media access and forwarding server, and described Streaming Media access and forwarding server receive this application, and from headend equipment application video data, and be transmitted to described client.
The network video monitor and control system of the described multi-stage platform based on Session Initiation Protocol, wherein, described Streaming Media access and forwarding server are after receiving this application, judge whether this headend equipment is equipment at the corresponding levels, if, to this headend equipment, directly send application order, otherwise the identity with described client sends application order to the subordinate's integrated dispatch server under this headend equipment, according to the server info returning, Zai Xianggai subordinate integrated dispatch server sends application order, obtains described video data.
The network video monitor and control system of the described multi-stage platform based on Session Initiation Protocol, wherein, described special management server further comprises: editing equipment management server;
Described client is when the control realizing headend equipment, control command is sent to this editing equipment management server, this editing equipment management server sends to the equipment access server of appointment to realize Long-distance Control this control command, if this headend equipment is subordinate equipment, the integrated dispatch server of Ze Dui subordinate sends application, editing equipment management server direct and subordinate communicates, and realizes the control of multilevel mode lower front end equipment.
To achieve these goals, the present invention also provides a kind of network video monitoring method of the multi-stage platform based on Session Initiation Protocol, it is characterized in that, comprising:
Step 1, is linked into a minute supervision and management center by headend equipment by front end monitoring station;
Step 2, main supervision and management center carries out monitoring management based on Session Initiation Protocol to the headend equipment of minute supervision and management center and directly management, and minute supervision and management center carries out monitoring management based on Session Initiation Protocol to the headend equipment of access.
The network video monitoring method of the described multi-stage platform based on Session Initiation Protocol, wherein, in described step 2, further comprises:
Within described minute, supervision and management center, described main supervision and management center further comprise respectively: client, integrated dispatch server, special management server, and described front end monitoring station comprises equipment access server;
Described integrated dispatch server carries out total activation control to described special management server; Described special management server, under the control of described integrated dispatch server, carries out special management to dissimilar access device, for described client provides the basic data of headend equipment; Described equipment access server is unified access by dissimilar headend equipment, realizes unified management and the application of described headend equipment.
The network video monitoring method of the described multi-stage platform based on Session Initiation Protocol, wherein, in described step 2, further comprises:
Described integrated dispatch server is further to described special management server, and the load balancing of take is carried out appointment and the distribution of task as administration base.
The network video monitoring method of the described multi-stage platform based on Session Initiation Protocol, wherein, in described step 2, further comprises:
Described client, when needs are transferred audio, video data, is sent application to described integrated dispatch server; Described integrated dispatch server specifies described client to file an application to described Streaming Media access and forwarding server, and described Streaming Media access and forwarding server receive this application, and from headend equipment application video data, and be transmitted to described client.
The network video monitoring method of the described multi-stage platform based on Session Initiation Protocol, wherein, in described step 2, further comprises:
Described Streaming Media access and forwarding server are after receiving this application, judge whether this headend equipment is equipment at the corresponding levels, if, to this headend equipment, directly send application order, otherwise the identity with described client sends application order to the subordinate's integrated dispatch server under this headend equipment, according to the server info ，Zai Xianggai subordinate integrated dispatch server returning, send application order, obtain described video data.
The network video monitoring method of the described multi-stage platform based on Session Initiation Protocol, wherein, in described step 2, further comprises:
Described client is when the control realizing headend equipment, control command is sent to this editing equipment management server, this editing equipment management server sends to the equipment access server of appointment to realize Long-distance Control this control command, if this headend equipment is subordinate equipment, the integrated dispatch server of Ze Dui subordinate sends application, editing equipment management server direct and subordinate communicates, and realizes the control of multilevel mode lower front end equipment.
Compared with prior art, useful technique effect of the present invention is:
The invention solves that the monitoring range that existing video monitoring system exists is comparatively single, merge between supervisory control system and the problem of compatible difficulty, a kind of network video monitoring method has been proposed, utilize the Session Initiation Protocol of standard to set up the communication mechanism of video monitoring inside, use multistage management mode simultaneously, realize on a large scale, trans-regional, compatible supervisory control system.
Accompanying drawing explanation
Fig. 1 is multilevel monitor structure of the present invention;
Fig. 2 is single-stage platform video monitoring system structure chart of the present invention;
Fig. 3 is multi-stage platform video monitoring system structure chart of the present invention;
Fig. 4 is multi-stage platform video monitoring system implementing procedure figure of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, describe the present invention, but not as a limitation of the invention.As shown in Figure 1, be multilevel monitor structure of the present invention.
Multistage network video monitoring system 100 comprises front end monitoring resource 10, front end monitoring station 20, minute supervision and management center 30(Ji concentrator station Surveillance center), main supervision and management center 40(Ji dispatching office Surveillance center).
Wherein, front end monitoring resource 10, it is headend equipment, mainly comprise video camera, alarm, pick-up etc., and be all arranged in certain front end monitoring station 20, all monitoring resources of front end monitoring station 20 administrations are generally brought together and are carried out unified management by DVR/DVS, or are directly linked into minute supervision and management center 30 and higher level's main supervision and management center 40 the insides.
Divide supervision and management center 30, main supervision and management center 40 to be all Surveillance center, divide all video monitoring systems of owned independent operating of supervision and management center 30 and main supervision and management center 40, wherein main supervision and management center 40 is one-level monitor supervision platforms, be responsible for overall scheduling, can dispatch the resource of all minutes supervision and management centers 30, and a minute supervision and management center 30 is secondary monitor supervision platforms, only to adjust self corresponding device.Main supervision and management center 40 is all to be controlled, dispatched by 20 pairs of monitoring resources 10 of front end monitoring station with a minute supervision and management center 30.
SIP is a kind of agreement, in network video monitor and control system, for building, revise and discharging session channel between each communication module, of the present inventionly all based on Session Initiation Protocol, realizes.
As shown in Figure 2, be single-stage platform video monitoring system structure chart of the present invention.
In Fig. 2, one independently video monitoring system by client C, integrated dispatch server P, special management server S, equipment access server D, formed, be called for short CPSD framework, worked in coordination with client's different business demand.
Integrated dispatch server P, special management server S have formed Surveillance center jointly, and equipment access server D is front end monitoring station.
Client C, is to carry out the operation interface of man-machine interaction with user, comprising personal management, equipment control, real-time audio and video retrieve for examination, the inquiry of historical audio frequency and video is retrieved for examination etc.
Integrated dispatch server P, realizes the total activation of each management platform server group and controls service, for authentication, the task of each client-side management platform, distributes and load balancing management.
Special management server S, for for various dissimilar access devices, by function, carry out special management, for client C provides the basic data of headend equipment, and realize the management function of headend equipment, comprise Streaming Media access and forwarding server Sr, editing equipment management server S c.
Equipment access server D, for dissimilar headend equipment is unified to access with standardized way, realizes unified management and the application of different manufacturers, different model equipment.
Particularly, to the function that as above each parts are realized, be described in detail as follows:
(1) integrated dispatch service: be the service being realized by integrated dispatch server P, be mainly in charge of the management of all special management server S under same management area in system, the load balancing of take is carried out appointment and the distribution of task as administration base.Service major function comprises:
User's registration management: each special management server S and all kinds of client C are after startup, first to register to integrated dispatch server P, in the registration of carrying out special management server S, carry out identity legitimacy authentication, the special management server S that integrated dispatch server P passes through registration sends identity identifier code, as the identification information of later communication.Client C can check all online user's information, respective services is carried out to remote reboot.
Load balancing management: according to the carrying situation of each special management server S, by load balancing principle, the work of special management server S is assigned.According to access style, be divided at present Streaming Media and forward service load balancing and equipment access and balanced two classes of management control load.
Streaming Media forwards service load balancing management, be according to existing Streaming Media forwarding server forward front end list of videos, CPU/ network carrying situation, by the Streaming Media forwarding server address of load balancing management principle given client end application video flowing.
Equipment access and management control load balanced management are to take equipment group that keeper divides to carry out task distribution as administration base.When equipment access server D registers, integrated dispatch server P manages the devices allocation of one group of unallocated mistake to it, if armamentarium is all assigned, it is in standby host state, once certain station server or equipment access server break down, the equipment access server in standby host state of integrated dispatch server P specified response is born it and is all worked.
(2) Streaming Media access and forwarding service, be by the service that Streaming Media accesses and forwarding server Sr realizes, and real-time, historical audio, video data is forwarded.When client C transfers audio, video data at needs, realize and applying for to integrated dispatch server P, integrated dispatch server P is according to load balancing principle, and given client end C carries out the application of audio, video data to a certain server S r.
Sr, after receiving application information, from specifying headend equipment application video information, and is transmitted to client C and shows.Major function comprises the forwarding of real-time audio and video, the inquiry of historical data, historical data forward ,Xiang subordinate server zone applies for.
Sr receives after the application information of client C, first to judge whether this headend equipment is equipment at the corresponding levels, if, to this headend equipment, directly send application order, if not, the identity with client C sends application order to the P of subordinate under this headend equipment, according to the supervisor S server info returning, to it, send application order again, obtain the required information of client C.
(3) editing equipment management service, is the service that editing equipment management server S c realizes, and as the bridge of client C and all kinds of headend equipment access server D, headend equipment is unified to control and management.Major function comprises issuing of control command, and headend equipment collects uploading of real-time demonstration data and distributes.
Issuing of control command: keeper realizes the control to headend equipment by client C, and due to network limits reason, client C cannot directly access headend equipment, be by the platform control that indirectly conducts interviews.When front end equipment access quantity is large, when an equipment access server D cannot carry, can on different equipment access server D, manage control respectively, these equipment access service routine unifications are managed by equipment control Control Server Sc.Client C, as long as control command is sent to Sc, sends to the equipment access service of appointment to realize Long-distance Control by Sc.If the P of subordinate equipment ，ScJiang Dui subordinate sends application, Sc direct and subordinate communicates, and realizes the control of equipment under multilevel mode.
Uploading of front-end collection real time data: the real-time device state information that equipment access server D is collected, warning message etc., send to as required online client, carry out displaying and the processing of information.
(4) video equipment access service, is called for short D: the type difference of headend equipment access is carried out to the access of individual event service, as video equipment, warning device, access control equipment etc.The access of front end video equipment is responsible in video equipment access service, the equipment such as DVR, DVS, NVR, NVS, IP video camera that comprise each producer, when equipment access function comprises remote reboot, the system school of equipment configuration parameter, cradle head control, equipment, warning message collection, equipment state collection etc. and the irrelevant part of audio/video flow.Realize the unified management of headend equipment.
(5) register flow path: within the scope of platform management, all client C that work, server S, after startup, must register to integrated dispatch server P, and identity is verified, only succeeds in registration, and can carry out work.Integrated dispatch server P, after receiving application for registration, can carry out work allocation according to its character, reaches the administrative purposes of load balancing.
After Sr starts, according to the IP address of the P in configuration file reading database and communication terminal slogan, to integrated dispatch server P, send application, register.After succeeding in registration, submit status information of equipment, as the judgment basis of integrated dispatch server P load balancing.
(6) multistage multi-zone management pattern, under multiple management pattern, support unrestricted organization management, at each, independently on platform, all there is independently user, device management mechanism, when a platform can not be worked because of fault, do not affect other platforms and use normally.
It is all to be undertaken by the management platform at equipment place that user the operation such as transfers to the control of headend equipment and video, rather than directly and headend equipment carry out alternately.Take three grades of application architectures as example explanation, during the video of the equipment in secondary platform compass of competency will be controlled and transfer to one-level platform user, it is that one-level platform sends instruction to platform at the corresponding levels, one-level platform sends corresponding instruction to its equipment supervisor's secondary platform, realizes the operations such as transferring of the control of equipment and video.
As shown in Figure 3, be multi-stage platform video monitoring system structure chart of the present invention;
In Fig. 3, solid line represent video monitoring across level management, dotted line represents final connection of setting up between client and headend equipment, this connects for to client upload stream medium data, arrow represents that the SIP setting up between each communication module connects.Meanwhile, scheduling step when solid line also represents that higher level dispatches subordinate, dotted line also represents finally to set up the step that headend equipment is connected with video between client.
SIP is as the signaling protocol in IP network, its major function is to develop and manage calling, the agreement of transmission of media data adopts RTP(Realtime Transport Protocol, RTP)/RTCP (Realtime Transport Control Protocol, RTCP Real-time Transport Control Protocol).
Each service module in multistage network video monitoring system, between client C and integrated dispatch server P, be all to communicate by Session Initiation Protocol between the access of integrated dispatch server P and Streaming Media and forwarding server Sr, integrated dispatch server P and editing equipment management server S c, editing equipment management server S c and equipment access server D11-D1n.
As shown in Figure 4, be multi-stage platform video monitoring system implementing procedure figure of the present invention.In conjunction with Fig. 1-3, the concrete steps of this flow process comprise:
Step 400, starts;
Step 401, integrated dispatch server P
1reception is from the request of client C;
Step 402, integrated dispatch server P
1this request is arbitrated to load judgment; Judge that whether institute's requesting service is equipment at the corresponding levels, if so, enters step 408; Otherwise, enter next step 403;
Step 403, calls Sr
1server, integrated dispatch server P
1provide subordinate's platform address;
Step 404, calls the dispatching platforms server P2 of subordinate
n, integrated dispatch server P2
nreception is from higher level's request;
Step 405, integrated dispatch service P2
nthis request is arbitrated, and load judgment, judges that whether institute's requesting service is equipment at the corresponding levels, if so, enters step 406; Otherwise enter step 407;
Step 406, calls Sr
2nserver, is back to step 403;
Step 407, calls Sc
2nserver, sets up being connected between headend equipment and client C by this editing equipment management server according to request, and step finishes;
Step 408, calls Sc
1server, sets up being connected between headend equipment and client C by this editing equipment management server according to request, and step finishes.
Sr
2nin 2 represent that the 2nd levels, n represent that in the 2nd level, n Streaming Media accesses and forwarding server, Sr
1refer to Streaming Media access and forwarding server in the 1st level, Sc
1refer to the editing equipment management server in the 1st level, the 1st level only has Yi Gezhu Surveillance center, therefore ignores n.
The present invention proposes a kind of network video monitoring method, utilize the Session Initiation Protocol of standard to set up the communication mechanism of video monitoring inside, use multistage management mode simultaneously, realize on a large scale, trans-regional, compatible supervisory control system.
Certainly; the present invention also can have other various embodiments; in the situation that not deviating from spirit of the present invention and essence thereof; those of ordinary skill in the art are when making according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (12)
1. a network video monitor and control system for the multi-stage platform based on Session Initiation Protocol, is characterized in that, comprising: headend equipment, front end monitoring station, minute supervision and management center, main supervision and management center;
Described headend equipment is linked into described minute supervision and management center by described front end monitoring station, and described main supervision and management center carries out monitoring management based on Session Initiation Protocol to the headend equipment of described minute supervision and management center and directly management; Within described minute, supervision and management center carries out monitoring management based on Session Initiation Protocol and by described front end monitoring station to the headend equipment of access.
2. the network video monitor and control system of the multi-stage platform based on Session Initiation Protocol according to claim 1, it is characterized in that, within described minute, supervision and management center, described main supervision and management center further comprise respectively: integrated dispatch server, special management server, and described front end monitoring station comprises equipment access server;
Described integrated dispatch server carries out total activation control to described special management server;
Described special management server under the control of described integrated dispatch server, carries out special management to dissimilar equipment access server, for described client provides the basic data of headend equipment;
Described equipment access server, for dissimilar headend equipment being unified to access, is realized unified management and the application of headend equipment.
3. the network video monitor and control system of the multi-stage platform based on Session Initiation Protocol according to claim 2, is characterized in that, described integrated dispatch server is further to described special management server, and the load balancing of take is carried out appointment and the distribution of task as administration base.
4. the network video monitor and control system of the multi-stage platform based on Session Initiation Protocol according to claim 2, is characterized in that, described special management server further comprises: Streaming Media access and forwarding server;
Described client, when needs are transferred audio, video data, is sent application to described integrated dispatch server; Described integrated dispatch server specifies described client to file an application to described Streaming Media access and forwarding server, and described Streaming Media access and forwarding server receive this application, and from headend equipment application video data, and be transmitted to described client.
5. the network video monitor and control system of the multi-stage platform based on Session Initiation Protocol according to claim 4, it is characterized in that, described Streaming Media access and forwarding server are after receiving this application, judge whether this headend equipment is equipment at the corresponding levels, if, to this headend equipment, directly send application order, otherwise the identity with described client sends application order to the subordinate's integrated dispatch server under this headend equipment, according to the server info returning, Zai Xianggai subordinate integrated dispatch server sends application order, obtains described video data.
6. according to the network video monitor and control system of the arbitrary described multi-stage platform based on Session Initiation Protocol of claim 2-5, it is characterized in that, described special management server further comprises: editing equipment management server;
Described client is when the control realizing headend equipment, control command is sent to this editing equipment management server, this editing equipment management server sends to the equipment access server of appointment to realize Long-distance Control this control command, if this headend equipment is subordinate equipment, the integrated dispatch server of Ze Dui subordinate sends application, editing equipment management server direct and subordinate communicates, and realizes the control of multilevel mode lower front end equipment.
7. a network video monitoring method for the multi-stage platform based on Session Initiation Protocol, is characterized in that, comprising:
Step 1, is linked into a minute supervision and management center by headend equipment by front end monitoring station;
Step 2, main supervision and management center carries out monitoring management based on Session Initiation Protocol to the headend equipment of minute supervision and management center and directly management, and minute supervision and management center carries out monitoring management based on Session Initiation Protocol to the headend equipment of access.
8. the network video monitoring method of the multi-stage platform based on Session Initiation Protocol according to claim 7, is characterized in that, in described step 2, further comprises:
Within described minute, supervision and management center, described main supervision and management center further comprise respectively: client, integrated dispatch server, special management server, and described front end monitoring station comprises equipment access server;
Described integrated dispatch server carries out total activation control to described special management server; Described special management server, under the control of described integrated dispatch server, carries out special management to dissimilar access device, for described client provides the basic data of headend equipment; Described equipment access server is unified access by dissimilar headend equipment, realizes unified management and the application of described headend equipment.
9. the network video monitoring method of the multi-stage platform based on Session Initiation Protocol according to claim 8, is characterized in that, in described step 2, further comprises:
Described integrated dispatch server is further to described special management server, and the load balancing of take is carried out appointment and the distribution of task as administration base.
10. the network video monitoring method of the multi-stage platform based on Session Initiation Protocol according to claim 8, is characterized in that, in described step 2, further comprises:
Described client, when needs are transferred audio, video data, is sent application to described integrated dispatch server; Described integrated dispatch server specifies described client to file an application to described Streaming Media access and forwarding server, and described Streaming Media access and forwarding server receive this application, and from headend equipment application video data, and be transmitted to described client.
The network video monitoring method of 11. multi-stage platforms based on Session Initiation Protocol according to claim 10, is characterized in that, in described step 2, further comprises:
Described Streaming Media access and forwarding server are after receiving this application, judge whether this headend equipment is equipment at the corresponding levels, if, to this headend equipment, directly send application order, otherwise the identity with described client sends application order to the subordinate's integrated dispatch server under this headend equipment, according to the server info ，Zai Xianggai subordinate integrated dispatch server returning, send application order, obtain described video data.
The network video monitoring method of 12. according to Claim 8-11 arbitrary described multi-stage platforms based on Session Initiation Protocol, is characterized in that, in described step 2, further comprises:
Described client is when the control realizing headend equipment, control command is sent to this editing equipment management server, this editing equipment management server sends to the equipment access server of appointment to realize Long-distance Control this control command, if this headend equipment is subordinate equipment, the integrated dispatch server of Ze Dui subordinate sends application, editing equipment management server direct and subordinate communicates, and realizes the control of multilevel mode lower front end equipment.
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