CN109302472A - A kind of view networked resources method for releasing and view networking share Platform Server - Google Patents
A kind of view networked resources method for releasing and view networking share Platform Server Download PDFInfo
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- CN109302472A CN109302472A CN201811135591.8A CN201811135591A CN109302472A CN 109302472 A CN109302472 A CN 109302472A CN 201811135591 A CN201811135591 A CN 201811135591A CN 109302472 A CN109302472 A CN 109302472A
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
- H04L43/0811—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking connectivity
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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
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/143—Termination or inactivation of sessions, e.g. event-controlled end of session
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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
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/565—Conversion or adaptation of application format or content
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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
- H04L69/08—Protocols for interworking; Protocol conversion
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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
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- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Environmental & Geological Engineering (AREA)
- Computer Security & Cryptography (AREA)
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- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The embodiment of the invention provides a kind of view networked resources method for releasing and view networking share Platform Servers, which comprises receives the monitoring that third-party platform is sent depending on networking share Platform Server and checks request；Monitoring being checked to, being sent to monitoring association after request progress transport protocol conversion turns server；Receive the monitor video code stream that monitoring association turns server transmission；Passively TCP connection is established with third-party platform；Monitor video code stream is sent to the third-party platform by the TCP connection；During sending the monitor video code stream to third-party platform by TCP connection, whether monitoring TCP connection is interrupted；When TCP connection is interrupted, release regards the channel resource that networking share Platform Server distributes as the TCP connection.The channel resource that networking share Platform Server distributes as the TCP connection is regarded in this way, can discharge in time, so that view networked resources are discharged, to promote the effective rate of utilization of view networked resources.
Description
Technical field
The present invention relates to view networking technology fields, more particularly to a kind of view networked resources method for releasing and view networking share
Platform Server.
Background technique
Video monitoring is the important component of safety and protection system, including monitoring resource-side such as front-end camera, monitoring
Assist server, view networking share Platform Server and the third-party platform for watching monitor video.Monitoring resource-side can be net
Network digital camera may be analog video camera, be mainly used for being acquired head end video picture signal.Video monitoring
It is a kind of stronger integrated system of prevention ability, it is intuitive with it, accurate, timely abundant with the information content and is widely used in being permitted
More occasions.In recent years, with computer, network and image procossing, the rapid development of transmission technology, Video Supervision Technique also has
Significant progress.Video Supervision Technique is now widely used for cell, parking lot and municipal works, and common monitoring system is logical
After crossing monitoring resource-side acquisition monitor video code stream, which is passed through into view networking transport to view networking share platform
Server, then by depending on networking share Platform Server by monitor video code stream be sent to request monitor video third-party platform into
Row is checked.
Depending on networking share Platform Server during video monitoring, the net consumed needed for distribution video monitoring is primarily served
Network resource, and turn server in monitoring association and watch the work that the third-party platform of monitor video carries out data transmission therebetween
With.In actual use, it if the third-party platform of viewing monitor video exits this monitoring extremely, is taken depending on networking share
Business device can not find the case where third-party platform of viewing monitor video exits extremely in time, eventually lead to view networking share platform
Server can not discharge the Internet resources consumed required for video monitoring in time, and the effective rate of utilization of Internet resources is low.
Summary of the invention
In view of the above problems, it proposes the embodiment of the present invention and overcomes the above problem or at least partly in order to provide one kind
A kind of view networked resources method for releasing and view networking share Platform Server to solve the above problems.
To solve the above-mentioned problems, the embodiment of the invention discloses a kind of view networked resources method for releasing, wherein the side
Method is applied in view networking, which comprises receives the monitoring that third-party platform is sent depending on networking share Platform Server and looks into
See request, wherein the third-party platform turns the internet data channel established between server by the monitoring association and sends out
The monitoring is sent to check request；The monitoring being checked to, being sent to monitoring association after request progress transport protocol conversion turns server；
Receive the monitor video code stream that the monitoring association turns server transmission；Passively TCP connection is established with the third-party platform；By institute
It states monitor video code stream and the third-party platform is sent to by the TCP connection；By the TCP connection to the third
During Fang Pingtai sends the monitor video code stream, monitor whether the TCP connection interrupts；When the TCP connection is interrupted
When, discharge the channel resource for regarding networking share Platform Server and distributing as the TCP connection.
Optionally, in the release channel resource for regarding networking share Platform Server and being distributed as the TCP connection
The step of after, the method also includes: to the monitoring association turn server send monitoring halt instruction, release with the monitoring
Association turns the occupied resource in view networking data channel between server.
Optionally, described the step of passively establishing TCP connection with the third-party platform, comprising: the view networking share
Platform Server starts TCP service；The request for receiving the service of TCP described in the third-party platform active link [HTML], with the third
TCP connection is established between Fang Pingtai.
Optionally, described that the monitoring is checked that being sent to monitoring association after request progress transport protocol conversion turns server
Step, comprising: the monitoring is checked that request is requested after being converted to view networking protocol request from Internet protocol, is sent to described
Monitoring association turns server.
Optionally, the monitoring association turns server in the following way to view networking share Platform Server transmission prison
Control video code flow: the monitoring association turns server and judges the monitoring checks whether request is effective；If effectively, by with it is described
Depending on the view networking data channel between networking share Platform Server, the video counts for requesting to check are checked into the monitoring
The view networking share Platform Server is sent to according to monitor video code stream is converted into.
To solve the above-mentioned problems, the embodiment of the invention also discloses a kind of view networking share Platform Servers, wherein institute
It states view networking share Platform Server to be applied in view networked system, described depending on networking share Platform Server includes: first to connect
Receive module, for receive third-party platform transmission monitoring check request, wherein the third-party platform by with the monitoring
Association turns the internet data channel established between the server transmission monitoring and checks request；Conversion module is used for the prison
It controls to be sent to monitoring after checking request progress transport protocol conversion and assist and turns server；Second receiving module, for receiving the prison
Control association turns the monitor video code stream of server transmission；Connection establishment module establishes TCP company with the third-party platform for passive
It connects；Sending module, for the monitor video code stream to be sent to the third-party platform by the TCP connection；Monitor mould
Block is used for during sending the monitor video code stream to the third-party platform by the TCP connection, described in monitoring
Whether TCP connection interrupts；First release module, for when the TCP connection is interrupted, discharging the view networking share platform clothes
Business device is the channel resource of TCP connection distribution.
Optionally, the view networking share Platform Server further include: the second release module, in first release
Module discharges described after regarding the channel resource that networking share Platform Server distributes as the TCP connection, assists to the monitoring
Turn server and send monitoring halt instruction, release and the monitoring association turn the occupied money in view networking data channel between server
Source.
Optionally, the connection establishment module includes: promoter module, for starting TCP service；Receiving submodule is used
In the request for receiving the service of TCP described in the third-party platform active link [HTML], TCP company is established between the third-party platform
It connects.
Optionally, the conversion module is specifically used for: the monitoring is checked that request is converted to from Internet protocol request
After networking protocol request, it is sent to the monitoring association and turns server.
Optionally, the monitoring association turns server in the following way to view networking share Platform Server transmission prison
Control video code flow: the monitoring association turns server and judges the monitoring checks whether request is effective；If effectively, by with it is described
Depending on the view networking data channel between networking share Platform Server, the video counts for requesting to check are checked into the monitoring
The view networking share Platform Server is sent to according to monitor video code stream is converted into.
It is flat to receive third party depending on networking share Platform Server for view networked resources release embodiments provided in an embodiment of the present invention
Request is checked in the monitoring that platform is sent, and monitoring being checked to, being sent to monitoring association after request progress transport protocol conversion turns server；It connects
Take into custody the monitor video code stream that control association turns server transmission；Passively TCP connection is established with third-party platform；By monitor video code stream
Third-party platform is sent to by TCP connection；In the process for sending monitor video code stream to third-party platform by TCP connection
In, whether monitoring TCP connection interrupts；When TCP connection is interrupted, release regards networking share Platform Server as the TCP connection
The channel resource of distribution, this kind can be judged in time depending on networked resources method for releasing by judging whether TCP connection interrupts
Whether third-party platform exits extremely or whether network interrupts, and is determining that third-party platform exits extremely or the case where network interruption
Lower release in time regards the channel resource that networking share Platform Server distributes as the TCP connection, so that view networked resources are discharged, with
Promote the effective rate of utilization of view networked resources.
Detailed description of the invention
Fig. 1 is a kind of networking schematic diagram of view networking of the invention；
Fig. 2 is a kind of hardware structural diagram of node server of the invention；
Fig. 3 is a kind of hardware structural diagram of access switch of the invention；
Fig. 4 is the hardware structural diagram that a kind of Ethernet association of the invention turns gateway；
Fig. 5 is a kind of step flow chart of according to embodiments of the present invention one view networked resources method for releasing；
Fig. 6 is a kind of step flow chart of according to embodiments of the present invention two view networked resources method for releasing；
Fig. 7 is a kind of structural block diagram of according to embodiments of the present invention three view networking share Platform Server.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
It is the important milestone of network Development depending on networking, is a real-time network, can be realized HD video real-time Transmission,
Push numerous Internet applications to HD video, high definition is face-to-face.
Real-time high-definition video switching technology is used depending on networking, it can be such as high in a network platform by required service
Clear video conference, Intellectualized monitoring analysis, emergency command, digital broadcast television, delay TV, the Web-based instruction, shows video monitoring
Field live streaming, VOD program request, TV Mail, individual character records (PVR), Intranet (manages) channel by oneself, intelligent video Broadcast Control, information publication
All be incorporated into a system platform etc. services such as tens of kinds of videos, voice, picture, text, communication, data, by TV or
Computer realizes that high-definition quality video plays.
Embodiment in order to enable those skilled in the art to better understand the present invention is introduced to depending on networking below:
Depending on networking, applied portion of techniques is as described below:
Network technology (Network Technology)
Traditional ethernet (Ethernet) is improved depending on the network technology innovation networked, with potential huge on network
Video flow.(Circuit is exchanged different from simple network packet packet switch (Packet Switching) or lattice network
Switching), Streaming demand is met using Packet Switching depending on networking technology.Has grouping depending on networking technology
Flexible, the simple and low price of exchange, is provided simultaneously with the quality and safety assurance of circuit switching, it is virtually electric to realize the whole network switch type
The seamless connection of road and data format.
Switching technology (Switching Technology)
Two advantages of asynchronous and packet switch that Ethernet is used depending on networking eliminate Ethernet under the premise of complete compatible and lack
It falls into, has the end-to-end seamless connection of the whole network, direct user terminal, directly carrying IP data packet.User data is in network-wide basis
It is not required to any format conversion.It is the more advanced form of Ethernet depending on networking, is a real-time exchange platform, can be realized at present mutually
The whole network large-scale high-definition realtime video transmission that networking cannot achieve pushes numerous network video applications to high Qinghua, unitizes.
Server technology (Server Technology)
It is different from traditional server, its Streaming Media depending on the server technology in networking and unified video platform
Transmission be built upon it is connection-oriented on the basis of, data-handling capacity is unrelated with flow, communication time, single network layer energy
Enough transmitted comprising signaling and data.For voice and video business, handled depending on networking and unified video platform Streaming Media
Complexity many simpler than data processing, efficiency substantially increase hundred times or more than traditional server.
Reservoir technology (Storage Technology)
The ultrahigh speed reservoir technology of unified video platform in order to adapt to the media content of vast capacity and super-flow and
Using state-of-the-art real time operating system, the programme information in server instruction is mapped to specific hard drive space, media
Content is no longer pass through server, and moment is directly delivered to user terminal, and user waits typical time less than 0.2 second.It optimizes
Sector distribution greatly reduces the mechanical movement of hard disc magnetic head tracking, and resource consumption only accounts for the 20% of the internet ad eundem IP, but
The concurrent flow greater than 3 times of traditional disk array is generated, overall efficiency promotes 10 times or more.
Network security technology (Network Security Technology)
Depending on the structural design networked by servicing independent licence system, equipment and the modes such as user data is completely isolated every time
The network security problem that puzzlement internet has thoroughly been eradicated from structure, does not need antivirus applet, firewall generally, has prevented black
The attack of visitor and virus, structural carefree secure network is provided for user.
It services innovative technology (Service Innovation Technology)
Business and transmission are fused together by unified video platform, whether single user, private user or a net
The sum total of network is all only primary automatic connection.User terminal, set-top box or PC are attached directly to unified video platform, obtain rich
The multimedia video service of rich colorful various forms.Unified video platform is traditional to substitute with table schema using " menu type "
Complicated applications programming, considerably less code, which can be used, can be realized complicated application, realize the new business innovation of " endless ".
Networking depending on networking is as described below:
It is a kind of central controlled network structure depending on networking, which can be Tree Network, Star network, ring network etc. class
Type, but centralized control node is needed to control whole network in network on this basis.
As shown in Figure 1, being divided into access net and Metropolitan Area Network (MAN) two parts depending on networking.
The equipment of access mesh portions can be mainly divided into 3 classes: node server, access switch, terminal (including various machines
Top box, encoding board, memory etc.).Node server is connected with access switch, and access switch can be with multiple terminal phases
Even, and it can connect Ethernet.
Wherein, node server is the node that centralized control functions are played in access net, can control access switch and terminal.
Node server can directly be connected with access switch, can also directly be connected with terminal.
Similar, the equipment of metropolitan area mesh portions can also be divided into 3 classes: metropolitan area server, node switch, node serve
Device.Metropolitan area server is connected with node switch, and node switch can be connected with multiple node servers.
Wherein, node server is the node server for accessing mesh portions, i.e. node server had both belonged to access wet end
Point, and belong to metropolitan area mesh portions.
Metropolitan area server is the node that centralized control functions are played in Metropolitan Area Network (MAN), can control node switch and node serve
Device.Metropolitan area server can be directly connected to node switch, can also be directly connected to node server.
It can be seen that be entirely a kind of central controlled network structure of layering depending on networking network, and node server and metropolitan area
The network controlled under server can be the various structures such as tree-shaped, star-like, cyclic annular.
Visually claim, access mesh portions can form unified video platform (part in virtual coil), and multiple unified videos are flat
Platform can form view networking；Each unified video platform can be interconnected by metropolitan area and wide area depending on networking.
Classify depending on networked devices
1.1 embodiment of the present invention can be mainly divided into 3 classes: server depending on the equipment in networking, interchanger (including ether
Net gateway), terminal (including various set-top boxes, encoding board, memory etc.).Depending on networking can be divided on the whole Metropolitan Area Network (MAN) (or
National net, World Wide Web etc.) and access net.
1.2 equipment for wherein accessing mesh portions can be mainly divided into 3 classes: node server, access switch (including ether
Net gateway), terminal (including various set-top boxes, encoding board, memory etc.).
The specific hardware structure of each access network equipment are as follows:
Node server:
As shown in Fig. 2, mainly including Network Interface Module 201, switching engine module 202, CPU module 203, disk array
Module 204；
Wherein, Network Interface Module 201, the Bao Jun that CPU module 203, disk array module 204 are come in enter switching engine
Module 202；Switching engine module 202 look into the operation of address table 205 to the packet come in, to obtain the navigation information of packet；
And the packet is stored according to the navigation information of packet the queue of corresponding pack buffer 206；If the queue of pack buffer 206 is close
It is full, then it abandons；All pack buffer queues of 202 poll of switching engine mould, are forwarded: 1) port if meeting the following conditions
It is less than to send caching；2) the queue package counting facility is greater than zero.Disk array module 204 mainly realizes the control to hard disk, including
The operation such as initialization, read-write to hard disk；CPU module 203 is mainly responsible between access switch, terminal (not shown)
Protocol processes, to address table 205 (including descending protocol packet address table, uplink protocol package address table, data packet addressed table)
Configuration, and, the configuration to disk array module 204.
Access switch:
As shown in figure 3, mainly including Network Interface Module (downstream network interface module 301, uplink network interface module
302), switching engine module 303 and CPU module 304；
Wherein, the packet (upstream data) that downstream network interface module 301 is come in enters packet detection module 305；Packet detection mould
Whether mesh way address (DA), source address (SA), type of data packet and the packet length of the detection packet of block 305 meet the requirements, if met,
It then distributes corresponding flow identifier (stream-id), and enters switching engine module 303, otherwise abandon；Uplink network interface mould
The packet (downlink data) that block 302 is come in enters switching engine module 303；The data packet that CPU module 204 is come in enters switching engine
Module 303；Switching engine module 303 look into the operation of address table 306 to the packet come in, to obtain the navigation information of packet；
If the packet into switching engine module 303 is that downstream network interface is gone toward uplink network interface, in conjunction with flow identifier
(stream-id) packet is stored in the queue of corresponding pack buffer 307；If the queue of the pack buffer 307 is close full,
It abandons；If the packet into switching engine module 303 is not that downstream network interface is gone toward uplink network interface, according to packet
Navigation information is stored in the data packet queue of corresponding pack buffer 307；If the queue of the pack buffer 307 is close full,
Then abandon.
All pack buffer queues of 303 poll of switching engine module, are divided to two kinds of situations in embodiments of the present invention:
If the queue is that downstream network interface is gone toward uplink network interface, meets the following conditions and be forwarded: 1)
It is less than that the port sends caching；2) the queue package counting facility is greater than zero；3) token that rate control module generates is obtained；
If the queue is not that downstream network interface is gone toward uplink network interface, meets the following conditions and is forwarded:
1) it is less than to send caching for the port；2) the queue package counting facility is greater than zero.
Rate control module 208 is configured by CPU module 204, to all downlink networks in programmable interval
Interface generates token toward the pack buffer queue that uplink network interface is gone, to control the code rate of forwarded upstream.
CPU module 304 is mainly responsible for the protocol processes between node server, the configuration to address table 306, and,
Configuration to rate control module 308.
Ethernet association turns gateway:
As shown in figure 4, mainly including Network Interface Module (downstream network interface module 401, uplink network interface module
402), switching engine module 403, CPU module 404, packet detection module 405, rate control module 408, address table 406, Bao Huan
Storage 407 and MAC adding module 409, MAC removing module 410.
Wherein, the data packet that downstream network interface module 401 is come in enters packet detection module 405；Packet detection module 405 is examined
Ethernet mac DA, ethernet mac SA, Ethernet length or frame type, the view networking mesh way address of measured data packet
DA, whether meet the requirements depending on networking source address SA, depending on networking data Packet type and packet length, corresponding stream is distributed if meeting
Identifier (stream-id)；Then, MAC DA, MAC SA, length or frame type are subtracted by MAC removing module 410
(2byte), and enter corresponding receive and cache, otherwise abandon；
Downstream network interface module 401 detects the transmission caching of the port, according to the view of packet networking mesh if there is Bao Ze
Address D A knows the ethernet mac DA of corresponding terminal, adds the ethernet mac DA of terminal, Ethernet assists the MAC for turning gateway
SA, Ethernet length or frame type, and send.
The function that Ethernet association turns other modules in gateway is similar with access switch.
Terminal:
It mainly include Network Interface Module, Service Processing Module and CPU module；For example, set-top box mainly connects including network
Mouth mold block, video/audio encoding and decoding engine modules, CPU module；Encoding board mainly includes Network Interface Module, video encoding engine
Module, CPU module；Memory mainly includes Network Interface Module, CPU module and disk array module.
The equipment of 1.3 metropolitan area mesh portions can be mainly divided into 2 classes: node server, node switch, metropolitan area server.
Wherein, node switch mainly includes Network Interface Module, switching engine module and CPU module；Metropolitan area server mainly includes
Network Interface Module, switching engine module and CPU module are constituted.
2, networking data package definition is regarded
2.1 access network data package definitions
Access net data packet mainly include following sections: destination address (DA), source address (SA), reserve bytes,
payload(PDU)、CRC。
As shown in the table, the data packet for accessing net mainly includes following sections:
| DA | SA | Reserved | Payload | CRC |
Wherein:
Destination address (DA) is made of 8 bytes (byte), and first character section indicates type (such as the various associations of data packet
Discuss packet, multicast packet, unicast packet etc.), be up to 256 kinds of possibility, the second byte to the 6th byte is metropolitan area net address,
Seven, the 8th bytes are access net address；
Source address (SA) is also to be made of 8 bytes (byte), is defined identical as destination address (DA)；
Reserve bytes are made of 2 bytes；
The part payload has different length according to the type of different datagrams, is if it is various protocol packages
64 bytes are 32+1024=1056 bytes if it is single group unicast packets words, are not restricted to above 2 kinds certainly；
CRC is made of 4 bytes, and calculation method follows the Ethernet CRC algorithm of standard.
2.2 Metropolitan Area Network (MAN) packet definitions
The topology of Metropolitan Area Network (MAN) is pattern, may there is 2 kinds, connection even of more than two kinds, i.e. node switching between two equipment
It can all can exceed that 2 kinds between machine and node server, node switch and node switch, node switch and node server
Connection.But the metropolitan area net address of metropolitan area network equipment is uniquely, to close to accurately describe the connection between metropolitan area network equipment
System, introduces parameter in embodiments of the present invention: label, uniquely to describe a metropolitan area network equipment.
(Multi-Protocol Label Switch, multiprotocol label are handed over by the definition of label and MPLS in this specification
Change) label definition it is similar, it is assumed that between equipment A and equipment B there are two connection, then data packet from equipment A to equipment B just
There are 2 labels, data packet also there are 2 labels from equipment B to equipment A.Label is divided into label, outgoing label, it is assumed that data packet enters
The label (entering label) of equipment A is 0x0000, and the label (outgoing label) when this data packet leaves equipment A may reform into
0x0001.The networking process of Metropolitan Area Network (MAN) is to enter network process under centralized control, also means that address distribution, the label of Metropolitan Area Network (MAN)
Distribution be all to be dominated by metropolitan area server, node switch, node server be all passively execute, this point with
The label distribution of MPLS is different, and the distribution of the label of MPLS is the result that interchanger, server are negotiated mutually.
As shown in the table, the data packet of Metropolitan Area Network (MAN) mainly includes following sections:
| DA | SA | Reserved | Label | Payload | CRC |
That is destination address (DA), source address (SA), reserve bytes (Reserved), label, payload (PDU), CRC.Its
In, the format of label, which can refer to, such as gives a definition: label is 32bit, wherein high 16bit retains, only with low 16bit, its position
Set is between the reserve bytes and payload of data packet.
Based on the above-mentioned characteristic of view networking, being applied to depending on releasing in networking depending on networked resources for the embodiment of the present invention is proposed
Put method.
Embodiment one
Referring to Fig. 5, a kind of step flow chart of view networked resources method for releasing of the embodiment of the present invention one, the party are shown
Method can be applied in view networking, can specifically include following steps:
Step 501: receiving the monitoring that third-party platform is sent depending on networking share Platform Server and check request.
Third-party platform checks request to depending on the transmission monitoring of networking share Platform Server by internet, a certain to check
Monitor video under special scenes.Wherein, identification information and the monitoring that third-party platform can be carried in request are checked in monitoring
The identification information etc. of the acquisition monitoring resource-side of video.
Wherein, third-party platform assists the internet data channel for turning to establish between server transmission monitoring to look by monitoring
See request.
Step 502: monitoring being checked to, being sent to monitoring association after request progress transport protocol conversion turns server.
Turn to supervise between server by carrying out data transmission depending on networking protocol depending on networking share Platform Server and monitoring association
Control association turns server can access monitoring resource-side by Internet protocol.Monitoring association turns server from monitoring resource-side monitor video
Monitor video code stream is sent to third-party platform, for being monitored video by third-party platform depending on on-line customer by code stream
It checks.
Step 503: receiving the monitor video code stream that monitoring association turns server transmission.
Monitoring association turn server receive view networked platforms server transmission monitoring check request after, determine this monitoring
It checks the target monitoring resource-side that the required request of request is checked, passes through after obtaining monitor video code stream from target monitoring resource-side
View networking share Platform Server is sent to depending on networking.
Step 504: passively establishing TCP connection with third-party platform.
Depending on networking share Platform Server starting TCP, (Transmission Control Protocol passes transport control protocol
View) service, and the port IP is provided for this service, pass through the end IP between third-party platform and view networking share Platform Server
Mouth establishes TCP connection.
Step 505: monitor video code stream is sent to third-party platform by TCP connection.
Depending on being successfully established TCP connection between networking share Platform Server and third-party platform, connected based on the TCP established
It connects and monitor video code stream is sent to third-party platform.During specific implementation, monitoring resource-side acquires monitoring area in real time
Interior video pictures draw video collected after receiving monitoring association and turning the monitor video acquisition request of server transmission
Face, which is converted to monitor video code stream and is sent to monitoring and assists, turns server, and monitoring association turns server and networked by view by monitor video code
Stream is sent to view networking share Platform Server.
Step 506: during sending monitor video code stream to third-party platform by TCP connection, monitoring TCP connection
Whether interrupt.
Third-party platform be successfully received view networking share Platform Server send monitor video code stream after, to its into
Video pictures are obtained after row decoding to be shown on third-party platform.In view networking share Platform Server and third-party platform
Between TCP connection be successfully established after, whether interrupted depending on the timing of networking share Platform Server or the real-time detection TCP connection,
So that it is determined that whether third-party platform exits extremely or whether network interrupts.
Step 507: when TCP connection is interrupted, release regards the channel money that networking share Platform Server distributes as TCP connection
Source.
Specifically, if TCP connection is not interrupted, it can determine that third-party platform does not exit extremely and network does not interrupt；Conversely,
If TCP connection has been interrupted, it can determine that third-party platform exits extremely or network is interrupted.
When video monitoring, main occupy regards the view intranet network money that networking share Platform Server distributes as third-party platform
Source, and regard the view networking data channel that networking share Platform Server shared platform server turns server distribution as monitoring association
Occupied view networked resources will mainly regard what networking share Platform Server distributed as third-party platform in the embodiment of the present invention
It regards intranet network resource release i.e. release and regards the channel resource that networking share Platform Server distributes as TCP connection.
It is flat to receive third party depending on networking share Platform Server for view networked resources method for releasing provided in an embodiment of the present invention
Request is checked in the monitoring that platform is sent, and monitoring being checked to, being sent to monitoring association after request progress transport protocol conversion turns server；It connects
Take into custody the monitor video code stream that control association turns server transmission；Passively TCP connection is established with third-party platform；By monitor video code stream
Third-party platform is sent to by TCP connection；In the mistake for sending monitor video code stream to third-party platform by the TCP connection
Whether Cheng Zhong, monitoring TCP connection interrupt；When TCP connection is interrupted, release regards networking share Platform Server and connects as the TCP
Connect the channel resource of distribution, this kind can judge in time depending on networked resources method for releasing by judging whether TCP connection interrupts
Whether third-party platform exits extremely out or whether network interrupts, and is determining that third-party platform exits or the feelings of network interruption extremely
Release regards the channel resource that networking share Platform Server distributes as the TCP connection in time under condition, so that view networked resources are discharged,
To promote the effective rate of utilization of view networked resources
Embodiment two
Referring to Fig. 6, a kind of step flow chart of view networked resources method for releasing of the embodiment of the present invention two, the party are shown
Method can be applied in view networking, can specifically include following steps:
Step 601: receiving the monitoring that third-party platform is sent depending on networking share Platform Server and check request.
Wherein, third-party platform assists the internet data channel for turning to establish between server transmission monitoring to look by monitoring
See request.I.e. third-party platform checks request to depending on the transmission monitoring of networking share Platform Server by IP agreement.
Step 602: monitoring being checked that request is requested after being converted to view networking protocol request from Internet protocol, is sent to prison
Control association turns server.
By being communicated depending on networking between turning server with monitoring association depending on networking share Platform Server, it is therefore desirable to will supervise
Control checks that request is converted to from Internet protocol request and turns server depending on being sent to monitoring association after networking protocol.
Step 603: receiving the monitor video code stream that monitoring association turns server transmission.
Monitoring association turn server receive view networking share Platform Server transmission monitoring check request after, respond this and ask
It asks and sends it to view networking share Platform Server after obtaining monitor video code stream.
A method of optionally monitoring association turns server to view networking share Platform Server transmission monitor video code stream
It is as follows:
Monitoring association turns server and judges that monitoring checks whether request is effective；If effectively, by with the view networking share
Monitoring is checked and the video data checked is requested to be converted into monitoring view by the view networking data channel between Platform Server
Frequency code stream is sent to view networking share Platform Server.
When determining that monitoring checks whether request is effective, it can be checked from monitor video and extract third-party platform in request
Whether identification information judges the identification information of extracted third-party platform in the platform identification list that can apply for monitor video
In, if so, determining that monitoring checks request effectively, otherwise determine that monitoring checks that request is invalid.
This optionally sends prison to view networking share Platform Server again after determining that request effectively is checked in monitoring in mode
Video code flow is controlled, some third-party platforms malice is can be avoided and steals monitor video.
Step 604: passively establishing TCP connection with third-party platform.
A kind of mode for optionally passively establishing TCP connection with third-party platform depending on networking share Platform Server is as follows:
Depending on the starting TCP service of networking share Platform Server；The request for receiving third-party platform active link [HTML] TCP service, with third party
TCP connection is established between platform.
Step 605: monitor video code stream is sent to third-party platform by TCP connection.
Depending on being successfully established TCP connection between networking share Platform Server and third-party platform, connected based on the TCP established
It connects and monitor video code stream is sent to third-party platform.During specific implementation, monitoring resource-side acquires monitoring area in real time
Interior video pictures draw video collected after receiving monitoring association and turning the monitor video acquisition request of server transmission
Face, which is converted to monitor video code stream and is sent to monitoring and assists, turns server, and monitoring association turns server and networked by view by monitor video code
Stream is sent to view networking share Platform Server.
Step 606: during sending monitor video code stream to third-party platform by TCP connection, monitoring TCP connection
Whether interrupt.
Third-party platform be successfully received view networking share Platform Server send monitor video code stream after, to its into
Video pictures are obtained after row decoding to be shown on third-party platform.In view networking share Platform Server and third-party platform
Between TCP connection be successfully established after, whether interrupted depending on the timing of networking share Platform Server or the real-time detection TCP connection,
So that it is determined that whether third-party platform exits extremely or whether network interrupts.
Step 607: when TCP connection is interrupted, release regards the channel money that networking share Platform Server distributes as TCP connection
Source.
Specifically, if TCP connection is not interrupted, it can determine that third-party platform does not exit extremely and network does not interrupt；Conversely,
If TCP connection has been interrupted, it can determine that third-party platform exits extremely or network is interrupted.
Step 608: turning server to monitoring association and send monitoring halt instruction, release and monitoring association turn the view between server and join
The occupied resource in network data channel.
When video monitoring, main occupy regards the view intranet network money that networking share Platform Server distributes as third-party platform
Source, and regard the view networking data channel that networking share Platform Server shared platform server turns server distribution as monitoring association
Occupied view networked resources all discharge this two parts view networked resources in the embodiment of the present invention.Both view networking is discharged altogether
The channel resource that Platform Server is TCP connection distribution is enjoyed, and release and the monitoring association turn the view networking data between server
The occupied resource in channel.
It should be noted that step 608 is not limited to execute after step 607, can be held parallel with step 607
Row executes before step 607, is not particularly limited in the embodiment of the present invention to this.
It is flat to receive third party depending on networking share Platform Server for view networked resources method for releasing provided in an embodiment of the present invention
Request is checked in the monitoring that platform is sent, and monitoring being checked to, being sent to monitoring association after request progress transport protocol conversion turns server；It connects
Take into custody the monitor video code stream that control association turns server transmission；Passively TCP connection is established with third-party platform；By monitor video code stream
Third-party platform is sent to by TCP connection；In the mistake for sending monitor video code stream to third-party platform by the TCP connection
Whether Cheng Zhong, monitoring TCP connection interrupt；When TCP connection is interrupted, release regards networking share Platform Server and connects as the TCP
Connect the channel resource of distribution, this kind can judge in time depending on networked resources method for releasing by judging whether TCP connection interrupts
Whether third-party platform exits extremely out or whether network interrupts, and is determining that third-party platform exits or the feelings of network interruption extremely
Release regards the channel resource that networking share Platform Server distributes as the TCP connection in time under condition, so that view networked resources are discharged,
To promote the effective rate of utilization of view networked resources.It, can be in addition, view networked resources method for releasing provided in an embodiment of the present invention
When determining that TCP is interrupted, turns server to monitoring association and send monitoring halt instruction, release monitoring association turns the view networking number of server
According to the occupied resource in channel, so that further timely and effectively release regards networked resources.
It should be noted that for simple description, therefore, it is stated as a series of action groups for embodiment of the method
It closes, but those skilled in the art should understand that, embodiment of that present invention are not limited by the describe sequence of actions, because according to
According to the embodiment of the present invention, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art also should
Know, the embodiments described in the specification are all preferred embodiments, and the related movement not necessarily present invention is implemented
Necessary to example.
Embodiment three
Referring to Fig. 7, a kind of structural block diagram of view networking share Platform Server of the invention, the view networking share are shown
Platform Server can be applied in view networked system, can specifically include following module:
Request is checked in first receiving module 701, the monitoring for receiving third-party platform transmission, wherein the third party
Platform turns the internet data channel established between the server transmission monitoring by the monitoring association and checks request；Conversion
Module 702, for the monitoring to be checked to, being sent to monitoring association after request progress transport protocol conversion turns server；Second receives
Module 703 turns the monitor video code stream of server transmission for receiving the monitoring association；Connection establishment module 704, for passive
TCP connection is established with the third-party platform；Sending module 705, for the monitor video code stream to be passed through the TCP connection
It is sent to the third-party platform；Monitoring modular 706, for sending institute to the third-party platform by the TCP connection
During stating monitor video code stream, monitor whether the TCP connection interrupts；First release module 707, for working as the TCP
When disconnecting, the channel resource for regarding networking share Platform Server and distributing as the TCP connection is discharged.
Optionally, the view networking share Platform Server further include: the second release module 708, for described first
Release module 707 discharge it is described after regarding the channel resource that networking share Platform Server distributes as the TCP connection, to described
Monitoring association turns server and sends monitoring halt instruction, and release and the monitoring association turn shared by the view networking data channel between server
Resource.
Preferably, the connection establishment module 704 may include: promoter module 7041, for starting TCP service；It connects
Submodule 7042 is received, for receiving the request of the service of TCP described in the third-party platform active link [HTML], with the third-party platform
Between establish TCP connection.
Preferably, the conversion module 702 is specifically used for: the monitoring is checked that request requests to convert from Internet protocol
After view networking protocol request, it is sent to the monitoring association and turns server.
Preferably, the monitoring association turns server in the following way to view networking share Platform Server transmission prison
Control video code flow: the monitoring association turns server and judges the monitoring checks whether request is effective；If effectively, by with it is described
Depending on the view networking data channel between networking share Platform Server, the video counts for requesting to check are checked into the monitoring
The view networking share Platform Server is sent to according to monitor video code stream is converted into.
The monitoring provided in an embodiment of the present invention for receiving third-party platform transmission depending on networking share Platform Server, which is checked, asks
It asks, monitoring being checked to, being sent to monitoring association after request progress transport protocol conversion turns server；It receives monitoring association and turns server hair
The monitor video code stream sent；Passively TCP connection is established with third-party platform；Monitor video code stream is sent to by TCP connection
Third-party platform；During sending monitor video code stream to third-party platform by the TCP connection, TCP connection is monitored
Whether interrupt；When TCP connection is interrupted, release regards the channel resource that networking share Platform Server distributes as the TCP connection,
Whether this kind in time can judge third-party platform by judging whether TCP connection interrupts depending on networking share Platform Server
Exception exits or whether network interrupts, determining that third-party platform exits or release view connection in time in the case where network interruption extremely
Net shared platform server is the channel resource of TCP connection distribution, so that view networked resources are discharged, to promote view networked resources
Effective rate of utilization
For device embodiment, since it is basically similar to the method embodiment, related so being described relatively simple
Place illustrates referring to the part of embodiment of the method.
All the embodiments in this specification are described in a progressive manner, the highlights of each of the examples are with
The difference of other embodiments, the same or similar parts between the embodiments can be referred to each other.
It should be understood by those skilled in the art that, the embodiment of the embodiment of the present invention can provide as method, apparatus or calculate
Machine program product.Therefore, the embodiment of the present invention can be used complete hardware embodiment, complete software embodiment or combine software and
The form of the embodiment of hardware aspect.Moreover, the embodiment of the present invention can be used one or more wherein include computer can
With in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of program code
The form of the computer program product of implementation.
The embodiment of the present invention be referring to according to the method for the embodiment of the present invention, terminal device (system) and computer program
The flowchart and/or the block diagram of product describes.It should be understood that flowchart and/or the block diagram can be realized by computer program instructions
In each flow and/or block and flowchart and/or the block diagram in process and/or box combination.It can provide these
Computer program instructions are set to general purpose computer, special purpose computer, Embedded Processor or other programmable data processing terminals
Standby processor is to generate a machine, so that being held by the processor of computer or other programmable data processing terminal devices
Capable instruction generates for realizing in one or more flows of the flowchart and/or one or more blocks of the block diagram
The device of specified function.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing terminal devices
In computer-readable memory operate in a specific manner, so that instruction stored in the computer readable memory generates packet
The manufacture of command device is included, which realizes in one side of one or more flows of the flowchart and/or block diagram
The function of being specified in frame or multiple boxes.
These computer program instructions can also be loaded into computer or other programmable data processing terminal devices, so that
Series of operation steps are executed on computer or other programmable terminal equipments to generate computer implemented processing, thus
The instruction executed on computer or other programmable terminal equipments is provided for realizing in one or more flows of the flowchart
And/or in one or more blocks of the block diagram specify function the step of.
Although the preferred embodiment of the embodiment of the present invention has been described, once a person skilled in the art knows bases
This creative concept, then additional changes and modifications can be made to these embodiments.So the following claims are intended to be interpreted as
Including preferred embodiment and fall into all change and modification of range of embodiment of the invention.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements not only wrap
Those elements are included, but also including other elements that are not explicitly listed, or further includes for this process, method, article
Or the element that terminal device is intrinsic.In the absence of more restrictions, being wanted by what sentence "including a ..." limited
Element, it is not excluded that there is also other identical elements in process, method, article or the terminal device for including the element.
Above to a kind of view networked resources method for releasing provided by the present invention and view networking share Platform Server, carry out
It is discussed in detail, used herein a specific example illustrates the principle and implementation of the invention, above embodiments
Explanation be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art,
According to the thought of the present invention, there will be changes in the specific implementation manner and application range, in conclusion in this specification
Appearance should not be construed as limiting the invention.
Claims (10)
1. a kind of view networked resources method for releasing, which is characterized in that the method is applied in view networking, comprising:
The monitoring that third-party platform is sent is received depending on networking share Platform Server and checks request, wherein the third-party platform
Turn the internet data channel established between the server transmission monitoring by the monitoring association and checks request；
The monitoring being checked to, being sent to monitoring association after request progress transport protocol conversion turns server；
Receive the monitor video code stream that the monitoring association turns server transmission；
Passively TCP connection is established with the third-party platform；
The monitor video code stream is sent to the third-party platform by the TCP connection；
During sending the monitor video code stream to the third-party platform by the TCP connection, the TCP is monitored
Whether connection is interrupted；
When the TCP connection is interrupted, the channel money for regarding networking share Platform Server and distributing as the TCP connection is discharged
Source.
2. the method according to claim 1, wherein it is described release it is described regard networking share Platform Server as
After the step of channel resource of the TCP connection distribution, the method also includes:
Turn server to monitoring association and send monitoring halt instruction, release and the monitoring association turn the networking number of the view between server
According to the occupied resource in channel.
3. the method according to claim 1, wherein described passively establish TCP connection with the third-party platform
The step of, comprising:
The view networking share Platform Server starting TCP service；
TCP company is established in the request for receiving the service of TCP described in the third-party platform active link [HTML] between the third-party platform
It connects.
4. the method according to claim 1, wherein described check that request carries out transport protocol and turns for the monitoring
The step of monitoring association turns server is sent to after changing, comprising:
The monitoring is checked that request is requested after being converted to view networking protocol request from Internet protocol, is sent to the monitoring association
Turn server.
5. the method according to claim 1, wherein monitoring association turns server in the following way to described
Monitor video code stream is sent depending on networking share Platform Server:
The monitoring association turns server and judges the monitoring checks whether request is effective；
If effectively, the monitoring is looked by the view networking data channel between the view networking share Platform Server
See that requesting the video data checked to be converted into monitor video code stream is sent to the view networking share Platform Server.
6. a kind of view networking share Platform Server, which is characterized in that the view networking share Platform Server is applied to view connection
It is described to include: depending on networking share Platform Server in net system
Request is checked in first receiving module, the monitoring for receiving third-party platform transmission, wherein the third-party platform passes through
Turn the internet data channel established between the server transmission monitoring with the monitoring association and checks request；
Conversion module, for the monitoring to be checked to, being sent to monitoring association after request progress transport protocol conversion turns server；
Second receiving module turns the monitor video code stream of server transmission for receiving the monitoring association；
Connection establishment module establishes TCP connection with the third-party platform for passive；
Sending module, for the monitor video code stream to be sent to the third-party platform by the TCP connection；
Monitoring modular, in the process for sending the monitor video code stream to the third-party platform by the TCP connection
In, monitor whether the TCP connection interrupts；
First release module, for when the TCP connection is interrupted, it to be described for discharging the networking share Platform Server that regards
The channel resource of TCP connection distribution.
7. view networking share Platform Server according to claim 6, which is characterized in that the view networking share platform clothes
Business device further include:
Second release module, for discharging the networking share Platform Server that regards in first release module as the TCP
After the channel resource for connecting distribution, turns server to monitoring association and send monitoring halt instruction, release is assisted with the monitoring
Turn the occupied resource in view networking data channel between server.
8. view networking share Platform Server according to claim 6, which is characterized in that the connection establishment module packet
It includes:
Promoter module, for starting TCP service；
Receiving submodule, it is flat with the third party for receiving the request of the service of TCP described in the third-party platform active link [HTML]
TCP connection is established between platform.
9. view networking share Platform Server according to claim 6, which is characterized in that the conversion module is specifically used
In:
The monitoring is checked that request is requested after being converted to view networking protocol request from Internet protocol, is sent to the monitoring association
Turn server.
10. view networking share Platform Server according to claim 6, which is characterized in that the monitoring association turns server
Monitor video code stream is sent to the view networking share Platform Server in the following way:
The monitoring association turns server and judges the monitoring checks whether request is effective；
If effectively, the monitoring is looked by the view networking data channel between the view networking share Platform Server
See that requesting the video data checked to be converted into monitor video code stream is sent to the view networking share Platform Server.
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