CN110138729A

CN110138729A - A kind of data capture method and view networked system

Info

Publication number: CN110138729A
Application number: CN201910262989.6A
Authority: CN
Inventors: 谢文龙; 王州涛; 李云鹏; 沈军
Original assignee: Visionvera Information Technology Co Ltd
Current assignee: Visionvera Information Technology Co Ltd
Priority date: 2019-04-02
Filing date: 2019-04-02
Publication date: 2019-08-16
Anticipated expiration: 2039-04-02
Also published as: CN110138729B

Abstract

The embodiment of the invention provides a kind of data capture method and view networked system, the method is applied to view networked system, which comprises headend equipment receives preset configuration information by user interface；Headend equipment sends the first data acquisition request to Reverse Proxy according to preset configuration information；Reverse Proxy sends the second data acquisition request to streaming media server；Streaming media server returns to corresponding target data to Reverse Proxy according to the second data acquisition request；First object data are encapsulated as the second target data according to default briquetting configuration and are sent to headend equipment by Reverse Proxy；Headend equipment passes through user interface presentation target data.The embodiment of the present invention is by realizing the cross-domain communication between headend equipment and streaming media server to Reverse Proxy, solve headend equipment by interface build environment directly to streaming media server pulling data when, the problem of causing data that can not obtain due to Cross-domain problem.

Description

A kind of data capture method and view networked system

Technical field

The present invention relates to view networking technology fields, more particularly to a kind of data capture method and view networked system.

Background technique

It is the important milestone of network Development depending on networking, is the more advanced form of internet, is a real-time network, it can It realizes the whole network HD video real-time Transmission that current internet cannot achieve, pushes numerous Internet applications to HD video.

In traditional view networking medical education platform, usually streaming media service of the headend equipment to use HLS protocol Device directly acquires audio data.In this case, if the used user interface of headend equipment is directly obtained from streaming media server Live data, just due to, there are Cross-domain problem, leading to not obtain audio number between interface production environment and streaming media server According to the problem of occur.

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 data capture method and view networked system to solve the above problems.

To solve the above-mentioned problems, first aspect of the embodiment of the present invention discloses a kind of data capture method, the method Applied to view networked system, described depending on networked system includes: headend equipment, Reverse Proxy, streaming media server, described Headend equipment is communicated with each other with the streaming media server by Reverse Proxy；The described method includes:

The headend equipment receives preset configuration information by user interface；

The headend equipment sends the first data acquisition to the Reverse Proxy according to the preset configuration information Request；

The Reverse Proxy sends second to the streaming media server according to first data acquisition request Data acquisition request；

The streaming media server returns according to second data acquisition request to the Reverse Proxy corresponding Target data；

The Reverse Proxy configures according to default briquetting the first object data being encapsulated as the second number of targets According to, and second target data is sent to the headend equipment；

The headend equipment is by stating target data described in user interface presentation.

Optionally, first data acquisition request includes: the IP of the streaming media server, port numbers, target data Address mark；The Reverse Proxy sends the to the streaming media server according to first data acquisition request Two data acquisition requests, comprising:

The Reverse Proxy generates second data acquisition request according to the address of target data mark；

The Reverse Proxy is to the hair of streaming media server corresponding to the IP of the streaming media server, port numbers Send second data acquisition request.

Optionally, the streaming media server is returned according to second data acquisition request to the Reverse Proxy Return corresponding target data, comprising:

When the streaming media server is using HLS transport protocol, the streaming media server is according to the address label Know and inquires the target data；

The streaming media server is split the target data to obtain fragment data, index file；

The index file that the Reverse Proxy returns to the streaming media server is forwarded to the front end Equipment；

The headend equipment obtains corresponding target fragment number from the streaming media server according to the index file According to.

Optionally, the headend equipment obtains corresponding target from the streaming media server according to the index file Fragment data, comprising:

The headend equipment sends target fragment data to the Reverse Proxy according to the index file and obtains Request；

The target fragment data acquisition request is forwarded to the streaming media server by the Reverse Proxy；

The streaming media server is returned according to the target fragment data acquisition request to the Reverse Proxy Corresponding target fragment data；

The target fragment data is forwarded to the headend equipment by the Reverse Proxy.

Optionally, the index file includes: the mapping relations indexed between subfile and fragment data；The target point Sheet data acquisition request includes: the corresponding target index subfile of the target fragment data；The streaming media server root Corresponding target fragment data is returned to the Reverse Proxy according to the target fragment data acquisition request, comprising:

The streaming media server indexes subfile according to the target and obtains the corresponding target fragment data；

The target fragment data is back to the Reverse Proxy by the streaming media server.

Second aspect of the embodiment of the present invention discloses a kind of view networked system, it is described depending on networked system include: headend equipment, Reverse Proxy, streaming media server, the headend equipment and the streaming media server pass through Reverse Proxy It communicates with each other；The headend equipment includes:

Receiving module, for receiving preset configuration information by user interface；

First request module, for sending the first data to the Reverse Proxy according to the preset configuration information Acquisition request；

The Reverse Proxy includes: the second request module, for according to first data acquisition request to institute It states streaming media server and sends the second data acquisition request；

The streaming media server includes: return module, for according to second data acquisition request to described reversed Proxy server returns to corresponding target data；

The Reverse Proxy includes: forwarding module, and the Reverse Proxy is configured according to default briquetting will The first object data are encapsulated as the second target data, and send second target data to the headend equipment；

The headend equipment includes: display module, for passing through target data described in the user interface presentation.

Optionally, first data acquisition request includes: the IP of the streaming media server, port numbers, target data Address mark；Second request module, comprising:

Request generates submodule, asks for generating second data acquisition according to the address of target data mark It asks；

Request-to-send submodule, for the IP to the streaming media server, streaming media server corresponding to port numbers Send second data acquisition request.

Optionally, the return module, comprising:

Submodule is inquired, for being identified according to the address when the streaming media server is using HLS transport protocol Inquire the target data；

Submodule is split, obtains fragment data, index file for being split the target data；

Submodule is forwarded, the index file for returning to the streaming media server is forwarded to the front end and sets It is standby；

Acquisition submodule, for obtaining corresponding target fragment from the streaming media server according to the index file Data.

Optionally, the acquisition submodule, comprising:

Request unit is obtained for sending target fragment data to the Reverse Proxy according to the index file Request；

Retransmission unit, for the target fragment data acquisition request to be forwarded to the streaming media server；

Return unit, it is opposite for being returned according to the target fragment data acquisition request to the Reverse Proxy The target fragment data answered；

Retransmission unit, for the target fragment data to be forwarded to the headend equipment.

Optionally, the index file includes: the mapping relations indexed between subfile and fragment data；The target point Sheet data acquisition request includes: the corresponding target index subfile of the target fragment data；The return unit, comprising:

Subelement is obtained, obtains the corresponding target fragment data for indexing subfile according to the target；

Subelement is returned to, for the target fragment data to be back to the Reverse Proxy.

The embodiment of the present invention includes following advantages:

The embodiment of the invention provides a kind of data capture method and view networked system, it is described include: depending on networked system before End equipment, Reverse Proxy, streaming media server, the headend equipment and the streaming media server pass through reverse proxy Server communicates with each other, which comprises the headend equipment receives preset configuration information by user interface；The front end Equipment sends the first data acquisition request to the Reverse Proxy according to the preset configuration information；The reverse proxy Server sends the second data acquisition request to the streaming media server according to first data acquisition request；The stream matchmaker Body server returns to corresponding target data to the Reverse Proxy according to second data acquisition request；It is described anti- It is configured to proxy server according to default briquetting and the first object data is encapsulated as the second target data, and to the front end Equipment sends second target data；The headend equipment passes through target data described in the user interface presentation.The present invention Embodiment solves front end by realizing the cross-domain communication between headend equipment and streaming media server to Reverse Proxy Equipment by interface build environment directly to streaming media server pulling data when, since Cross-domain problem causes data that can not obtain The problem of.

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；

When Fig. 5 is a kind of data acquisition of the invention, the schematic diagram of data transmission procedure；

Fig. 6 is a kind of step flow chart of data capture method of the invention；

Fig. 7 is a kind of structural block diagram of view networked system of the invention.

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 It enough include signaling and data acquisition.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 304 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 308 is configured by CPU module 304, 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, one of the core concepts of the embodiments of the present invention is proposed, it then follows regard the association of networking View, receives preset configuration by headend equipment and asks for target data, is obtained by Reverse Proxy and forwarded target data, by Streaming media server provides target data.

It in embodiments of the present invention, include headend equipment, Reverse Proxy, streaming media server depending on networked system.

Referring to Fig. 5, in embodiments of the present invention, Reverse Proxy 502 and headend equipment 501, streaming media server Communication between 503 is by being transmitted depending on networking.

Embodiment one

Referring to Fig. 6, a kind of step flow chart of data capture method embodiment of the invention is shown, the method is answered For regarding networked system, described depending on networked system includes: headend equipment, Reverse Proxy, streaming media server, before described End equipment is communicated with each other with the streaming media server by Reverse Proxy；The described method includes:

Step 601, the headend equipment receives preset configuration information by user interface.

In embodiments of the present invention, the headend equipment is the various terminal equipment that can carry VUE build environment, example Such as, computer, mobile phone, tablet computer etc..It is assisted due to existing directly to pull in the VUE build environment of interface development using HLS Because of Cross-domain problem when Media Stream in the streaming media server of view, cause Media Stream that can not obtain.

VUE is the gradual frame of the WEB interface of a building data-driven；HLS is one and is proposed by Apple Inc. Stream media network transport protocol based on HTTP (HyperText Transfer Protocol, hypertext transfer protocol).

User is received according to the preset configuration information inputted in self-demand by user interface in the headend equipment, The preset configuration information can include but is not limited to: address mark, headend equipment and the streaming media service of first object data IP address, the port numbers of data transmission method, streaming media server between device.

Step 602, the headend equipment sends first to the Reverse Proxy according to the preset configuration information Data acquisition request.

In embodiments of the present invention, the headend equipment generates VUE briquetting file conduct according to the preset configuration information First data acquisition request, and first data acquisition request is sent to the Reverse Proxy, to described Reverse Proxy is configured, so that the Reverse Proxy is corresponding for first data acquisition request The path port of streaming media server acted on behalf of.

In practical applications the Reverse Proxy can be NGINX (Engine x, a high performance HTTP and Reverse proxy service).The Reverse Proxy can also be that other have the function of reverse proxy, can help terminal device To any service for obtaining data from server end.

Step 603, the Reverse Proxy is according to first data acquisition request to the streaming media server Send the second data acquisition request.

In embodiments of the present invention, the Reverse Proxy generates according to first data acquisition request and is directed to institute It states streaming media server and returns to the proxy interface of file, and second data acquisition request is sent to the streaming media service Device.

Optionally, first data acquisition request includes: the IP of the streaming media server, port numbers, target data Address mark；The step 603, comprising:

Step A1, the Reverse Proxy generate second number according to the address of first object data mark According to acquisition request.

In embodiments of the present invention, the Reverse Proxy according in first data acquisition request describedly Location mark generates second data acquisition request, it will be understood that includes described first in second data acquisition request IP address, the port numbers of the address mark and the Reverse Proxy of target data.

Step A2, the Reverse Proxy is to Streaming Media corresponding to the IP of the streaming media server, port numbers Server sends second data acquisition request.

In embodiments of the present invention, the Reverse Proxy is according to the stream in first data acquisition request Second data acquisition request of generation is sent to the Reverse Proxy by the IP and port numbers of media server.

In the embodiment of the present invention, by generating institute corresponding with the Reverse Proxy according to address mark The second data acquisition request is stated, the streaming media server return terminal is replaced with into proxy server, is overcome in the prior art When headend equipment obtains data by interface development environment from streaming media server, there are data cross-domain transmission, and data to be caused to obtain The technical issues of taking unsuccessfully.

Step 604, the streaming media server is according to second data acquisition request to the Reverse Proxy Return to corresponding first object data.

In embodiments of the present invention, the streaming media server extracts address label from the second data acquisition request first Know；Then, it is asked in the local database according to the mark inquiry of the address of the first object data with second data acquisition Seek corresponding first object data；Finally, first object data are returned to Reverse Proxy.

Optionally, the step 604, including sub-step B1 to B4:

Sub-step B1, when the streaming media server is using HLS transport protocol, the streaming media server is according to institute State address mark inquiry first object data.

In embodiments of the present invention, the streaming media server can be is carried out data transmission using HLS transport protocol, Streaming media server described in practical application can exist according to the address mark for including in second data acquisition request The corresponding first object data are obtained in local data base, can also be identified according to the address from the Streaming Media The equipment of server docking obtains the first object data.

Sub-step B2, the streaming media server are split the first object data to obtain fragment data, index File.

In embodiments of the present invention, the streaming media server is by the first object data according to the HLS protocol pair The first object data are split, and carry out being packaged acquisition TS to the fragment data obtained is split based on the HLS protocol The index file of the M3U8 format of the fragment data of format and the corresponding fragment data, the index file packet Contain the mapping relations between the fragment data and subindex subfile.

TS is a kind of data encapsulation format of high-definition camera shooting；It is UTF-8 format that M3U8, which is a kind of coded format, M3U。

Sub-step B3, the index file that the Reverse Proxy returns to the streaming media server are forwarded to The headend equipment.

In embodiments of the present invention, due to being based on the HLS protocol, the Reverse Proxy is by the index File is back to the headend equipment, without obtaining the fragment data.

Sub-step B4, the headend equipment obtain corresponding mesh from the streaming media server according to the index file Mark fragment data.

In embodiments of the present invention, the headend equipment according to indexed in the index file subfile and fragment data it Between mapping relations, according to the corresponding index subfile of the slicing files that need to be obtained from the streaming media server obtain phase Corresponding target fragment data, the target fragment data can be multiple fragment datas, individually can be acquired and broadcast It puts.

The embodiment of the present invention obtains what the streaming media server based on HLS protocol provided by the Reverse Proxy The index file, the headend equipment for avoiding the interface VUE production environment directly obtain rope from the streaming media server The failure of quotation part has the effect of improving the data acquisition flexibility of the interface VUE production environment.

Optionally, the sub-step B4, including sub-step C1 to C3:

Sub-step C1, the headend equipment send target fragment to the Reverse Proxy according to the index file Data acquisition request.

In embodiments of the present invention, the headend equipment need to obtain fragment according to self-demand extraction from the index file The subindex file of data, and the target fragment data acquisition request according to the subindex file generated.

The target fragment data acquisition request is forwarded to the Streaming Media by sub-step C2, the Reverse Proxy Server.

In embodiments of the present invention, the target fragment data acquisition request is transmitted to institute by the Reverse Proxy Streaming media server is stated to obtain the corresponding target fragment data.

Sub-step C3, the streaming media server take according to the target fragment data acquisition request to the reverse proxy Business device returns to corresponding target fragment data.

In embodiments of the present invention, the streaming media server is according in the target fragment data acquisition request Subindex file is locally pulling the corresponding target fragment data, and the target fragment data is back to described anti- To proxy server.

In the embodiment of the present invention, the headend equipment passes through the Reverse Proxy to institute according to the index file It states streaming media server and obtains the corresponding target fragment data, avoid the headend equipment and pass through interface production environment When directly obtaining data from the streaming media server, since cross-domain transmission leads to the effect of data acquisition failure.

Optionally, the index file includes: the mapping relations indexed between subfile and fragment data；The target point Sheet data acquisition request includes: the corresponding target index subfile of the target fragment data；The sub-step C3, including son Step D1 to D2:

Sub-step D1, the streaming media server index subfile according to the target and obtain the corresponding target point Sheet data.

In embodiments of the present invention, the streaming media server according to the target index subfile local data base, Or in caching or the database or server memory or caching of memory or its communication connection, inquire target index The corresponding target fragment data of file.

The target fragment data is back to the Reverse Proxy by sub-step D2, the streaming media server.

In embodiments of the present invention, there is independence, each fragment data using the fragment data of HLS transport protocol It is individually transmitted and is played, the target fragment data may include one or more fragment numbers in practical applications According to.

The embodiment of the present invention by according to the target subindex file in the index file to from the streaming media service Device obtains corresponding target fragment data, avoids the headend equipment and passes through the page in VUE production environment from the stream Media server obtains the effect of the target fragment data failure.

Step 605, the Reverse Proxy configures according to default briquetting the first object data being encapsulated as the Two target datas, and second target data is sent to the headend equipment.

In embodiments of the present invention, the Reverse Proxy is configured according to default briquetting by the first object data It carries out briquetting to encapsulate to obtain the second target data, and returns to second target data to the headend equipment.Due to described pre- If briquetting configuration is that the headend equipment is sent to the reverse proxy service in advance, so that the Reverse Proxy can It to return to the data that headend equipment interface production environment can receive, therefore is not in Cross-domain problem, so as to cause number The case where according to transmission failure.

Step 606, the headend equipment is by stating the second target data described in user interface presentation.

In embodiments of the present invention, after the headend equipment gets second target data, by second mesh Mark data-pushing is shown into the user interface of the interface VUE production environment.

In practical applications, it can also be shown by way of independent pop-up by browser or Streaming Media software.

The embodiment of the invention provides a kind of data capture method, the method is applied to view networked system, the view connection Net system includes: headend equipment, Reverse Proxy, streaming media server, the headend equipment and the streaming media service Device is communicated with each other by Reverse Proxy, which comprises the headend equipment receives pre- establishing by user interface Confidence breath；The headend equipment sends the first data acquisition to the Reverse Proxy according to the preset configuration information and asks It asks；The Reverse Proxy sends the second data to the streaming media server according to first data acquisition request and obtains Take request；The streaming media server returns according to second data acquisition request to the Reverse Proxy corresponding Target data；The target data is forwarded to the headend equipment by the Reverse Proxy；The headend equipment passes through Target data described in the user interface presentation.The embodiment of the present invention is by realizing headend equipment and stream to Reverse Proxy Cross-domain communication between media server solves headend equipment and is directly pulled to streaming media server by interface build environment When data, the problem of causing data that can not obtain due to Cross-domain problem.

Embodiment two

Referring to Fig. 7, a kind of structural block diagram of 70 embodiment of view networked system of the invention, the view networked system are shown It include: headend equipment 71, Reverse Proxy 72, streaming media server 73, the headend equipment and the streaming media service Device is communicated with each other by Reverse Proxy；It is described to include: depending on networked system

The headend equipment 71 includes: receiving module 701, for receiving preset configuration information by user interface.

First request module 702, for sending first to the Reverse Proxy according to the preset configuration information Data acquisition request.

The Reverse Proxy 72 includes: the second request module 703, for according to first data acquisition request The second data acquisition request is sent to the streaming media server.

Optionally, first data acquisition request includes: the IP of the streaming media server, port numbers, target data Address mark.Second request module 703, comprising:

Request generates submodule E1, asks for generating second data acquisition according to the address of target data mark It asks.

Request-to-send submodule E2, for the IP to the streaming media server, streaming media service corresponding to port numbers Device sends second data acquisition request.

The streaming media server 73 includes: return module 704, for according to second data acquisition request to described Reverse Proxy returns to corresponding target data.

Optionally, the return module 704, comprising:

Submodule F1 is inquired, for when the streaming media server is using HLS transport protocol, according to the address label Know and inquires the target data.

Submodule F2 is split, obtains fragment data, index file for being split the target data.

Submodule F3 is forwarded, the index file for returning to the streaming media server is forwarded to the front end and sets It is standby.

Acquisition submodule F4, for obtaining corresponding target point from the streaming media server according to the index file Sheet data.

Optionally, the acquisition submodule F4, comprising:

Request unit G1 is obtained for sending target fragment data to the Reverse Proxy according to the index file Take request.

Retransmission unit G2, for the target fragment data acquisition request to be forwarded to the streaming media server.

Return unit G3, for returning to phase to the Reverse Proxy according to the target fragment data acquisition request Corresponding target fragment data.

Retransmission unit G4, for the target fragment data to be forwarded to the headend equipment.

Optionally, the index file includes: the mapping relations indexed between subfile and fragment data.The target point Sheet data acquisition request includes: the corresponding target index subfile of the target fragment data.The return unit G3, packet It includes:

Subelement H1 is obtained, obtains the corresponding target fragment data for indexing subfile according to the target.

Subelement H2 is returned to, for the target fragment data to be back to the Reverse Proxy.

The Reverse Proxy 72 includes: forwarding module 705, and the Reverse Proxy is matched according to default briquetting It sets and the first object data is encapsulated as the second target data, and send second target data to the headend equipment.

The headend equipment 71 includes: display module 706, for passing through target data described in the user interface presentation.

The embodiment of the invention provides a kind of view networked system, described depending on networked system includes: headend equipment, reverse proxy Server, streaming media server, the headend equipment are communicated with each other with the streaming media server by Reverse Proxy； Described include: the headend equipment depending on networked system includes: receiving module, is believed for receiving preset configuration by user interface Breath；First request module, for sending the first data acquisition to the Reverse Proxy according to the preset configuration information Request；The Reverse Proxy includes: the second request module, for according to first data acquisition request to the stream Media server sends the second data acquisition request；The streaming media server includes: return module, for according to described second Data acquisition request returns to corresponding target data to the Reverse Proxy；The Reverse Proxy includes: use It is configured in the Reverse Proxy according to default briquetting and the first object data is encapsulated as the second target data, and to The headend equipment sends second target data；The headend equipment includes: display module, for passing through user circle Face shows the target data.The method be applied to view networked system, it is described view networked system include: headend equipment, reversely Proxy server, streaming media server, the headend equipment are mutual by Reverse Proxy with the streaming media server Communication

For regarding networked system embodiment, since it is basically similar to the method embodiment, so the comparison of description is simple Single, the relevent part can refer to the partial explaination of embodiments of method.Each embodiment in this specification is all made of progressive side Formula description, each embodiment focuses on the differences from other embodiments, same and similar between each embodiment Part may refer 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 for method, view networked system, Or computer program product.Therefore, the embodiment of the present invention can be used complete hardware embodiment, complete software embodiment or combine The form of embodiment in terms of software and hardware.Moreover, it wherein includes meter that the embodiment of the present invention, which can be used in one or more, Computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, the optical memory of calculation machine usable program code Deng) on the form of computer program product implemented.

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 view networked system 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 Include the manufacture of instruction view networked system, the instruction regard networked system realize in one or more flows of the flowchart and/or The function of being specified in one or more blocks of the block diagram.

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 data capture method provided by the present invention and a kind of view networked system, it is described in detail, Used herein a specific example illustrates the principle and implementation of the invention, and the explanation of above embodiments is only used In facilitating the understanding of the method and its core concept of the invention；At the same time, for those skilled in the art, according to the present invention Thought, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not be construed as Limitation of the present invention.

Claims

1. a kind of data capture method, which is characterized in that the method is applied to view networked system, the view networked system packet Include: headend equipment, Reverse Proxy, streaming media server, the headend equipment and the streaming media server pass through anti- It is communicated with each other to proxy server；The described method includes:

The headend equipment sends the first data acquisition request to the Reverse Proxy according to the preset configuration information；

The Reverse Proxy sends the second data to the streaming media server according to first data acquisition request Acquisition request；

The streaming media server returns to corresponding the to the Reverse Proxy according to second data acquisition request One target data；

The Reverse Proxy configures according to default briquetting the first object data being encapsulated as the second target data, and Second target data is sent to the headend equipment；

The headend equipment passes through the second target data described in the user interface presentation.

2. the method according to claim 1, wherein first data acquisition request includes: the Streaming Media The IP of server, port numbers, the address mark of first object data；The Reverse Proxy is obtained according to first data Request is taken to send the second data acquisition request to the streaming media server, comprising:

The Reverse Proxy generates second data acquisition request according to the address of first object data mark；

The Reverse Proxy sends institute to streaming media server corresponding to the IP of the streaming media server, port numbers State the second data acquisition request.

3. according to the method described in claim 2, it is characterized in that, the streaming media server is according to second data acquisition It requests to return to corresponding first object data to the Reverse Proxy, comprising:

When the streaming media server is using HLS transport protocol, the streaming media server is looked into according to address mark Ask the first object data；

The first object data are split to obtain fragment data, index file by the streaming media server；

The index file that the Reverse Proxy returns to the streaming media server is forwarded to the headend equipment；

The headend equipment obtains corresponding target fragment data from the streaming media server according to the index file.

4. according to the method described in claim 3, it is characterized in that, the headend equipment is according to the index file from the stream Media server obtains corresponding target fragment data, comprising:

The headend equipment sends target fragment data acquisition request to the Reverse Proxy according to the index file；

The streaming media server returns according to the target fragment data acquisition request to the Reverse Proxy opposite The target fragment data answered；

5. according to the method described in claim 4, it is characterized in that, the index file includes: index subfile and fragment number Mapping relations between；The target fragment data acquisition request includes: the corresponding target rope of the target fragment data Introduction file；The streaming media server is returned according to the target fragment data acquisition request to the Reverse Proxy Corresponding target fragment data, comprising:

6. a kind of view networked system, which is characterized in that described depending on networked system includes: headend equipment, Reverse Proxy, stream Media server, the headend equipment are communicated with each other with the streaming media server by Reverse Proxy；The view connection Net system includes:

The headend equipment includes: receiving module, for receiving preset configuration information by user interface；

First request module, for sending the first data acquisition to the Reverse Proxy according to the preset configuration information Request；

The Reverse Proxy includes: the second request module, for according to first data acquisition request to the stream Media server sends the second data acquisition request；

The streaming media server includes: return module, for according to second data acquisition request to the reverse proxy Server returns to corresponding first object data；

The Reverse Proxy includes: forwarding module, and being configured for the Reverse Proxy according to default briquetting will The first object data are encapsulated as the second target data, and send second target data to the headend equipment；

The headend equipment includes: display module, for passing through the second target data described in the user interface presentation.

7. view networked system according to claim 6, which is characterized in that first data acquisition request includes: described The IP of streaming media server, port numbers, the address mark of first object data；Second request module, comprising:

Request generates submodule, asks for generating second data acquisition according to the address of first object data mark It asks；

Request-to-send submodule is sent for the IP to the streaming media server, streaming media server corresponding to port numbers Second data acquisition request.

8. view networked system according to claim 7, which is characterized in that the return module, comprising:

Submodule is inquired, for identifying and inquiring according to the address when the streaming media server is using HLS transport protocol The first object data；

Submodule is split, for being split to obtain fragment data, index file by the first object data；

Submodule is forwarded, the index file for returning to the streaming media server is forwarded to the headend equipment；

Acquisition submodule, for obtaining corresponding target fragment number from the streaming media server according to the index file According to.

9. view networked system according to claim 8, which is characterized in that the acquisition submodule, comprising:

Request unit is asked for sending the acquisition of target fragment data to the Reverse Proxy according to the index file It asks；

Return unit, it is corresponding for being returned according to the target fragment data acquisition request to the Reverse Proxy Target fragment data；

10. view networked system according to claim 9, which is characterized in that the index file include: index subfile with Mapping relations between fragment data；The target fragment data acquisition request includes: that the target fragment data is corresponding Target indexes subfile；The return unit, comprising: