CN110049275A - Information processing method, device and storage medium in video conference - Google Patents
Information processing method, device and storage medium in video conference Download PDFInfo
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- CN110049275A CN110049275A CN201910364256.3A CN201910364256A CN110049275A CN 110049275 A CN110049275 A CN 110049275A CN 201910364256 A CN201910364256 A CN 201910364256A CN 110049275 A CN110049275 A CN 110049275A
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- terminal
- caption information
- data
- speaking party
- information
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
- H04N21/2355—Processing of additional data, e.g. scrambling of additional data or processing content descriptors involving reformatting operations of additional data, e.g. HTML pages
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
- H04N21/4355—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream involving reformatting operations of additional data, e.g. HTML pages on a television screen
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/488—Data services, e.g. news ticker
- H04N21/4884—Data services, e.g. news ticker for displaying subtitles
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
Abstract
The present invention provides information processing method, device and the storage mediums in a kind of video conference.Wherein method includes: and regards networked server to receive the caption information that chairman side's terminal is sent, and caption information is sent to chairman side's terminal by meeting control terminal after selected speaking party's terminal, and caption information includes the end message of speaking party's terminal；Caption information is forwarded to speaking party's terminal depending on networked server；Speaking party's terminal obtains speech data, follows speech data to be sent to view networked server caption information；Follow speech data forwarding to the side's of attending a meeting terminal caption information depending on networked server；The side's of attending a meeting terminal parses caption information, and shows caption information.Caption information is sent in the way of following video data by speaking party's terminal in the embodiment of the present invention, the data length encapsulated when sending video data is longer, the mode that can be used as frame data when caption information follows video data to send encapsulates transmission, increases the length of the caption information of encapsulation.
Description
Technical field
The present invention relates to view networking technology fields, more particularly to information processing method, the device in a kind of video conference
And storage medium.
Background technique
With the fast development of the network technology, life of the two-way communications such as video conference, video teaching, videophone in user
Living, work, study etc. are widely available.
Video conference refers to that the people positioned at two or more places are handed over face-to-face by communication equipment and network
The meeting of what is said or talked about.Different according to place number of attending a meeting, video conference can be divided into point-to-point meeting and multipoint conference.In daily life
Individual does not require talk content security, meeting quality, parliamentary dimension, can be chatted using video software to carry out video
It.And the business video meeting of government bodies, enterprise and institution, it is desirable that have stablize safety network, reliable meeting quality,
The conditions such as formal conferencing environment will then use the video conference device of profession, set up special video conferencing system.
In video conference, it will usually which the information of speaking party is sent to other sides of attending a meeting.It in the prior art, first will speech
The information of side is sent to server, then the information of speaking party is transmitted to other sides of attending a meeting by server.But this kind of mode by
Server individually sends the information of speaking party, and the data length that can be sent is shorter, and limitation is larger.
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
Information processing method, device and the storage medium in a kind of video conference to solve the above problems.
In a first aspect, the embodiment of the invention discloses the information processing method in a kind of video conference, the method application
It include meeting control terminal, view networked server and view networked terminals, the view networking in view networking in view networked video meeting
Terminal includes chairman side's terminal, speaking party's terminal and the side's of attending a meeting terminal；The described method includes:
It is described that the caption information that chairman side's terminal is sent is received depending on networked server；The caption information is by the meeting
Control terminal is sent to chairman side's terminal after selected speaking party's terminal, and the caption information includes speaking party's terminal
End message；
It is described that the caption information is forwarded to speaking party's terminal depending on networked server；
Speaking party's terminal obtains speech data, follows the speech data to be sent to the view caption information
Networked server；
It is described to follow the speech data forwarding to the side's of attending a meeting terminal the caption information depending on networked server；
The side's of attending a meeting terminal parses the caption information, and shows the caption information.
Optionally, the step for following the speech data to be sent to the view networked server caption information
Suddenly, comprising: the caption information is encapsulated as carrying the first data packet of the first operation code by speaking party's terminal, by the hair
Speech data are encapsulated as carrying the second data packet of the second operation code；The first operation code characterize data type is caption information,
The second operation code characterize data type is speech data；The length of caption information in first data packet is 16 words
Length；Speaking party's terminal is based on view networking transparent protocol, and first data packet and second data packet one is concurrent
It send to the view networked server.
Optionally, the step of side's of attending a meeting terminal parses the caption information, comprising: the side's of attending a meeting terminal
The first operation code that first data packet carries and the second operation code that second data packet carries are extracted respectively；The ginseng
Meeting side's terminal determines that first operation code is the operation code that characterize data type is caption information, then parses first data
Packet obtains the caption information.
Optionally, the step for following the speech data to be sent to the view networked server caption information
Suddenly, comprising: speaking party's terminal follows the speech data to be sent to the view every setting time, by the caption information
Networked server.
Optionally, speech data are obtained in speaking party's terminal, follows the speech data to send out the caption information
Before the step of sending to the view networked server, further includes: speaking party's terminal parses the caption information, by the word
The end message and the end message of itself that curtain information includes compare；Speaking party's terminal obtains speech data, by institute
State the step of caption information follows the speech data to be sent to the view networked server, comprising: speaking party's terminal exists
When comparing result is consistent, speech data are obtained, follows the speech data to be sent to the view caption information and networks
Server.
Second aspect, the embodiment of the invention discloses the information processing unit in a kind of video conference, described device applications
It include meeting control terminal, view networked server and view networked terminals, the view networking in view networking in view networked video meeting
Terminal includes chairman side's terminal, speaking party's terminal and the side's of attending a meeting terminal；
It is described to include: depending on networked server
Receiving module, the caption information sent for receiving chairman side's terminal；The caption information can be controlled by described
Terminal is sent to chairman side's terminal after selected speaking party's terminal, and the caption information includes the end of speaking party's terminal
Client information；
First forwarding module, for the caption information to be forwarded to speaking party's terminal；
Speaking party's terminal includes:
The caption information is followed the speech data to be sent to the view by sending module for obtaining speech data
Networked server；
The view networked server further include:
Second forwarding module, for following the speech data forwarding to the side's of attending a meeting terminal the caption information；
The side's of attending a meeting terminal includes:
Parsing module for parsing to the caption information, and shows the caption information.
Optionally, the sending module includes: encapsulation unit, carries the first operation for the caption information to be encapsulated as
The speech data are encapsulated as carrying the second data packet of the second operation code by the first data packet of code；First operation code
Characterize data type is caption information, and the second operation code characterize data type is speech data；In first data packet
Caption information length be 16 words length；Information transmitting unit, for being based on view networking transparent protocol for described first
Data packet and second data packet are sent to the view networked server together.
Optionally, the parsing module includes: extraction unit, first carried for extracting first data packet respectively
The second operation code that operation code and second data packet carry；Information resolution unit, for determining that first operation code is
Characterize data type is the operation code of caption information, then parses first data packet and obtain the caption information.
Optionally, the sending module is specifically used for that the caption information is followed the speech number every setting time
According to being sent to the view networked server.
Optionally, speaking party's terminal further include: contrast module, for parsing the caption information, by the subtitle
The end message that information includes and the end message of itself compare；The sending module is specifically used in the comparison mould
When the comparing result of block is consistent, speech data are obtained, follow the speech data to be sent to the view caption information
Networked server.
The third aspect, the embodiment of the invention discloses the information processing units in a kind of video conference, comprising: one or more
A processor；With the one or more machine readable medias for being stored thereon with instruction, held when by one or more of processors
When row, so that described device executes the information processing method in as above described in any item video conferences.
Fourth aspect, the embodiment of the invention discloses a kind of computer readable storage medium, the computer programs of storage
So that processor executes the information processing method in as above described in any item video conferences.
In the embodiment of the present invention, meeting control terminal is after selected speaking party's terminal by the end message including speaking party's terminal
Caption information is sent to view networked server, will be described after the caption information that chairman side's terminal is sent is received depending on networked server
Caption information is forwarded to speaking party's terminal；Speaking party's terminal obtains speech data, and the caption information is followed the speech number
According to being sent to view networked server；Follow the speech data forwarding to the side's of attending a meeting end the caption information depending on networked server
End；The side's of attending a meeting terminal parses the caption information, and shows the caption information.It follows that the embodiment of the present invention
In by speaking party's terminal caption information is sent in the way of following video data, due to the data encapsulated when sending video data
Length is longer, therefore when caption information follows video data to send can be used as the modes of frame data and encapsulate transmission, therefore increase
The length of the caption information of encapsulation, solves the problems, such as limitation of the prior art to data length.
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 the step flow chart of the information processing method in a kind of video conference of the embodiment of the present invention；
Fig. 6 is the structural block diagram of the information processing unit in a kind of video conference of the embodiment of the present 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
First video flow.It is exchanged different from simple network packet packet switch (Packet Switching) or lattice network
(Circuit Switching) meets Streaming demand using Packet Switching depending on networking technology.Depending on skill of networking
Art has flexible, the simple and low price of packet switch, is provided simultaneously with the quality and safety assurance of circuit switching, realizes the whole network friendship
Change the seamless connection of formula virtual circuit 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 association turns gateway), terminal (including various set-top boxes, encoding board, memory etc.).Metropolitan Area Network (MAN) can be divided on the whole depending on networking
(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 association turns 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 module, are forwarded: 1) end if meeting the following conditions
It is less than that mouth sends caching；2) the queue package counting facility is greater than zero.Disk array module 204 mainly realizes the control to hard disk, packet
Include the operation such as initialization, read-write to hard disk；CPU module 203 be mainly responsible for access switch, terminal (not shown) it
Between 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, may include two kinds of situations:
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.
Information processing method in the video conference of the embodiment of the present invention can be applied in view networked video meeting.It is regarding
It may include meeting control terminal in networking, regard networked server (can be above-mentioned node server) and view networked terminals.
It is the terminal that business is carried out based on view networking protocol depending on networked terminals, regarding networked terminals can be as based on view networking association
The various set-top boxes (Set Top Box, STB) etc. of view.It is registered to depending on networked terminals normal depending on that can be carried out on networked server
Business, the backsight networked server that succeeds in registration can be the information such as view networked terminals distribution terminal number.Depending on networked terminals foundation
Termination number logs in depending on networked server, to connect view networked server.It can be by view networking eventually in depending on networking
The termination number at end distinguishes each view networked terminals.
Can control terminal can be that the Conference control that is installed in the equipment such as PC (personal computer), mobile phone, tablet computer is soft
Part, can pass through can control terminal control view networked video meeting.
When setting up view networked video meeting, the view networked terminals to membership are selected by meeting control terminal, and view connection is set
Role of the network termination in view networked video meeting, may include chairman depending on the role in networked video meeting depending on networked terminals
Square terminal, speaking party's terminal and the side's of attending a meeting terminal.Can control terminal can transmitting into and can invite depending on networked terminals to selection, to invite
It please be added to depending on networked terminals in view networked video meeting, Role Information can be carried in membership invitation.Control terminal is understood by membership
Invitation is sent in view networked server, then is respectively invited membership by view networked server and configured according to each view networked terminals
Downstream communications link be sent to each view networked terminals.After receiving membership invitation depending on networked terminals, invitation response return will be received
Depending on networked server, then by receiving the invitation response meeting of return control terminal depending on networked terminals for each depending on networked server, to regard
Networked terminals are added in view networked video meeting.Depending on each view connection in view networked video meeting can be saved in networked server
The information such as termination number, the title of network termination.
Referring to Fig. 5, the step flow chart of the information processing method in a kind of video conference of the embodiment of the present invention is shown.
Information processing method in the video conference of the embodiment of the present invention may comprise steps of:
Step 501, the caption information that chairman side's terminal is sent is received depending on networked server.
In view networked video meeting, chairman side's terminal can also make a speech in a meeting, send out for being managed collectively meeting
Speech side's terminal for making a speech in a meeting, and the side's of attending a meeting terminal is for receiving speech data.
In order to make the side's of attending a meeting terminal become more apparent upon the information of speaking party's terminal, meeting control terminal can be in selected speaking party's terminal
Afterwards, caption information is obtained, and is based on that caption information is sent to chairman side's terminal depending on networking protocol.May include in caption information
The end message of speaking party's terminal, end message may include the information such as terminal name, termination number.
Wherein, speaking party's terminal can be selected after setting up view networked video meeting for meeting control terminal by selecting speaking party's terminal
The case where, or when meeting control terminal switches speaking party in regarding networked video meeting the case where selected speaking party's terminal.
Chairman side's terminal is after receiving caption information, based on caption information is sent to view the Internet services depending on networking protocol
Device.
Step 502, the caption information is forwarded to speaking party's terminal depending on networked server.
In the embodiment of the present invention, in such a way that caption information follows speech data to send, and data of making a speech are by speaking party
Terminal is sent, therefore depending on networked server after receiving caption information, and it is whole that caption information can be forwarded to the speaking party
End.
In a kind of optional embodiment, depending on networked server according to the downstream communications link configured to speaking party's terminal,
Caption information is forwarded to speaking party's terminal.
In practical applications, networking is regarded as the network with centralized control functions, including main control server and undernet
Equipment, the undernet equipment include view networked terminals, and one of the core idea depending on networking is, by being led to by main control server
Bosom friend's exchange device is directed to when time downstream communications link of service matches table, and the table for being then based on the configuration carries out the transmission of data packet.
That is, including: depending on the communication means in networking
Main control server configuration is when time downstream communications link of service.
Work as time data packet of service for what source terminal was sent, is sent to target terminal according to the downstream communications link.
In embodiments of the present invention, it includes: notice when the downlink of secondary service is logical that time downstream communications link of service is worked as in configuration
Believe that switching equipment involved in link matches table.
It furthermore, include: the configured table of inquiry according to downstream communications link transmission, switching equipment is received to institute
Data packet is transmitted by corresponding port.
In the concrete realization, service includes unicast communication service and Multicast Communication Service.I.e. either cast communication is still
Unicast communication can realize the communication in view networking using the above-mentioned core idea with table-table.
As previously mentioned, view networking includes access mesh portions, in access net, which is node server, under
The grade network equipment includes access switch and terminal.
For the unicast communication service in access net, the main control server configuration is when time downlink communication chain of service
The step of road, may comprise steps of:
Sub-step S11, the service request protocol package that main control server is initiated according to source terminal are obtained when time downlink of service
Communication link information, downstream communications link information include participating in when time downlink of the main control server of service and access switch
Communication port information.
Sub-step S12, downstream communication ports information of the main control server according to main control server, data packet inside it
The downlink port that setting is oriented to when time data packet of service in address table；And believe according to the downstream communication ports of access switch
Breath, to corresponding access switch sending port configuration order.
Sub-step S13, access switch according in port configuration command data packet addressed table inside it, setting when time
The downlink port that the data packet of service is oriented to.
For the Multicast Communication Service (such as video conference) in access net, main control server is obtained when under time service
The step of row communication link information may include following sub-step:
Sub-step S21, main control server obtain the service request agreement for the application Multicast Communication Service that target terminal is initiated
It wraps, includes the access net address of service type information, service content information and target terminal in service request protocol package.
It wherein, include service number in service content information.
Sub-step S22, main control server according to the service number in preset content-address mapping table, extraction source
The access net address of terminal.
Sub-step S23, main control server obtains the corresponding multicast address of source terminal, and distributes to target terminal；And according to
According to the access net address of service type information, source terminal and target terminal, the communication link information when time multicast services is obtained.
Step 503, speaking party's terminal obtains speech data, follows the speech data to be sent to institute the caption information
State view networked server.
The user of speaking party's terminal makes a speech in depending on networked video meeting, and caption information and speech data are intended to be sent out
It is sent to the side's of attending a meeting terminal, therefore speaking party's terminal obtains speech data, follows speech data to be sent to view together caption information
Networked server.
In a kind of optional embodiment, the speech data are followed to be sent to the view networking clothes caption information
The step of business device may include A1~A3:
The caption information is encapsulated as carrying the first data packet of the first operation code by A1, speaking party's terminal.
Caption information is encapsulated as the first data packet by speaking party's terminal, and the first operation code is carried in the first data packet.Wherein,
The data type of first operation code characterize data packet is caption information.
In the embodiment of the present invention, caption information can follow speech data to send together in the form of frame data.Using interior
The packet structure that portion's operation code is 2018 encapsulates caption information, therefore the first operation code can be 2018.
The packet structure that internal operation code is 2018 is as shown in the table.
Wherein, field number is 15-526 for encapsulating caption information and relevant parameter, can learn the length of caption information
For the length of 16 words namely 512.
The speech data are encapsulated as carrying the second data packet of the second operation code by A2, speaking party's terminal.
Speech data are encapsulated as the second data packet by speaking party's terminal, and the second operation code is carried in the second data packet.Wherein,
The data type of second operation code characterize data packet is speech data.
In the implementation, speech data may include audio speech data and video presentations data, therefore the second data packet can
To include audio speech data packet and video presentations data packet.The the second operation code characterize data carried in audio speech data packet
The data type of packet is audio data, and the data type of the second operation code characterize data packet carried in video presentations data packet is
Video data.
Speaking party's terminal obtains the audio signal of microphone acquisition, is encoded to obtain audio speech number to audio signal
According to speaking party's terminal uses internal operation code to encapsulate audio speech data, therefore the second operation code for 2001 packet structure
It can be 2001.
Speaking party's terminal obtains the vision signal of camera acquisition, is encoded to obtain video presentations number to vision signal
According to speaking party's terminal uses internal operation code to encapsulate video presentations data, therefore the second operation code for 2002 packet structure
It can be 2002.
A3, speaking party's terminal is based on view networking transparent protocol, and first data packet and second data packet one is concurrent
It send to the view networked server.
Speaking party's terminal is based on view networking transparent protocol 0x8f85 agreement, and the first data packet and the second data packet one is concurrent
It send to the view networked server.
In the concrete realization, speaking party's terminal can be by calling subtitle transmission interface function int32send_2018
(uint8*data, uint32length) sends caption information, and wherein data is caption information.
If in view of directly by the way that the caption information that chairman side's terminal is sent is sent to the side of attending a meeting depending on networked server
Terminal then only sends a caption information depending on networked server, if caption information is lost in transmission process, the side's of attending a meeting end
End will be unable to receive caption information.
In a kind of optional embodiment, since speech data are constantly sent in a manner of data flow, subtitle
Information can also follow speech Data duplication repeatedly to send.Therefore, speaking party's terminal can be every setting time, by the subtitle
Information follows the speech data to be sent to the view networked server.By way of repeating to send caption information, it can solve
Certainly caption information is lost so that the problem of side's of attending a meeting terminal can not receive caption information.For the specific value of setting time,
Those skilled in the art select any suitable numerical value according to the actual situation, for example setting time can be 30 seconds, 1 minute
Deng, the embodiment of the present invention to this with no restriction.
In view of caption information be likely to occur mistake situation, such as can control terminal send caption information it is imperfect, or
Person's partial loss etc. in caption information transmission process, can also increase verification process in the embodiment of the present invention, to ensure to send
It is correct to the caption information of the side's of attending a meeting terminal.
In a kind of optional embodiment, speaking party's terminal parses the caption information after receiving caption information, will
The end message that the caption information includes and the end message of itself compare.If comparing result includes for caption information
End message it is consistent with the end message of itself, then can determine that caption information is correct, speaking party's terminal can in the case of this kind
To continue to obtain speech data, the speech data are followed to be sent to the view networked server caption information.If
Comparing result is that the caption information end message that includes and the end message of itself are inconsistent, then can determine that caption information is wrong
Accidentally, speaking party's terminal successively can return to wrong ring to meeting control terminal via view networked server, chair terminal in the case of this kind
It answers, carried out respective handling by meeting control terminal, for example retransmitted caption information etc..
Step 504, follow the speech data forwarding to the side's of attending a meeting end the caption information depending on networked server
End.
According to the description of step 503, speaking party's terminal is based on view networking transparent protocol for first data packet and described
Second data packet is sent to the view networked server together, therefore is receiving the first data packet and second depending on networked server
After data packet, based on the first data packet and the second data packet be forwarded to the side's of attending a meeting terminal depending on networking transparent protocol.
In a kind of optional embodiment, depending on the end message of the available respectively side of the attending a meeting terminal of networked server, such as eventually
Number etc. is held, depending on networked server according to the downstream communications link configured to the respectively side's of attending a meeting terminal, caption information is followed into speech
Data correspondence is forwarded to the respectively side's of attending a meeting terminal.
Step 505, the side's of attending a meeting terminal parses the caption information, and shows the caption information.
In the concrete realization, the side's of attending a meeting terminal can be by calling subtitle receiving interface function int32rcv_2018_
Process (session_t*session, char*data) receives caption information, and wherein data is caption information.
The side's of attending a meeting terminal respectively solves caption information and speech data after receiving caption information and speech data
Analysis.In resolving, the side's of attending a meeting terminal extracts the first operation code and second data that first data packet carries respectively
Wrap the second operation code carried.The side's of attending a meeting terminal determines that first operation code is the operation that characterize data type is caption information
Code, then parse first data packet and obtain the caption information.The side's of attending a meeting terminal determines second operation code for characterization number
It is the operation code of speech data according to type, then parses second data packet and obtain the speech data.
The side's of attending a meeting terminal parses to obtain caption information and speech data, and output speech data show caption information.For example,
Audio speech data are played by loudspeaker, passes through display screen and shows video presentations data and caption information.
In the embodiment of the present invention, caption information is sent in the way of following video data by speaking party's terminal, due to hair
The data length encapsulated when sending video data is longer, therefore when caption information follows video data to send can be used as frame data
Mode encapsulates transmission, therefore increases the length of the caption information of encapsulation, solves limitation of the prior art to data length
Problem.
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.
Referring to Fig. 6, the structural block diagram of the information processing unit in a kind of video conference of the embodiment of the present invention is shown.This
Information processing unit in the video conference of inventive embodiments can be applied in view networked video meeting, include in depending on networking
Can control terminal, view networked server and view networked terminals, described depending on networked terminals includes chairman side's terminal, speaking party's terminal and ginseng
Meeting side's terminal.
Information processing unit in the video conference of the embodiment of the present invention may include with lower module:
It is described to include: depending on networked server
Receiving module 601, the caption information sent for receiving chairman side's terminal；The caption information is by the meeting
Control terminal is sent to chairman side's terminal after selected speaking party's terminal, and the caption information includes speaking party's terminal
End message；
First forwarding module 602, for the caption information to be forwarded to speaking party's terminal；
Speaking party's terminal includes:
The caption information is followed the speech data to be sent to described by sending module 603 for obtaining speech data
Depending on networked server；
The view networked server further include:
Second forwarding module 604, for following the speech data forwarding to the side's of attending a meeting end the caption information
End；
The side's of attending a meeting terminal includes:
Parsing module 605 for parsing to the caption information, and shows the caption information.
In a kind of optional embodiment, the sending module includes: encapsulation unit, for encapsulating the caption information
For the first data packet for carrying the first operation code, the speech data are encapsulated as carrying the second data packet of the second operation code；
The first operation code characterize data type is caption information, and the second operation code characterize data type is speech data；Institute
The length for stating the caption information in the first data packet is the length of 16 words；Information transmitting unit, for based on view networking transparent transmission
First data packet and second data packet are sent to the view networked server by agreement together.
In a kind of optional embodiment, the parsing module includes: extraction unit, for extracting first number respectively
The second operation code that the first operation code and second data packet carried according to packet carries；Information resolution unit, for determining
Stating the first operation code is the operation code that characterize data type is caption information, then parses first data packet and obtain the subtitle
Information.
In a kind of optional embodiment, the sending module is specifically used for every setting time, by the caption information
The speech data are followed to be sent to the view networked server.
In a kind of optional embodiment, speaking party's terminal further include: contrast module, for parsing the subtitle letter
Breath compares end message that the caption information includes and the end message of itself；The sending module, is specifically used for
When the comparing result of the contrast module is consistent, speech data are obtained, the caption information is followed into the speech data
It is sent to the view networked server.
In the embodiment of the present invention, caption information is sent in the way of following video data by speaking party's terminal, due to hair
The data length encapsulated when sending video data is longer, therefore when caption information follows video data to send can be used as frame data
Mode encapsulates transmission, therefore increases the length of the caption information of encapsulation, solves limitation of the prior art to data length
Problem.
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.
In an embodiment of the present invention, the information processing unit in a kind of video conference is additionally provided.The device can wrap
One or more processors are included, and are stored thereon with one or more machine readable medias of instruction, are instructed for example using journey
Sequence.When being executed by one or more of processors, so that described device executes the information processing in above-mentioned video conference
Method.
In an embodiment of the present invention, a kind of non-transitorycomputer readable storage medium including instruction is additionally provided,
Memory for example including instruction, above-metioned instruction can be executed by the processor of electronic equipment, to complete in above-mentioned video conference
Information processing method.For example, the non-transitorycomputer readable storage medium can be ROM, random access memory
(RAM), CD-ROM, tape, floppy disk and optical data storage devices etc..
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 information processing method, device and the storage medium in a kind of video conference provided by the present invention, 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 (12)
1. the information processing method in a kind of video conference, which is characterized in that the method is applied in view networked video meeting,
View networking in include can control terminal, view networked server and view networked terminals, it is described depending on networked terminals include chairman side's terminal,
Speaking party's terminal and the side's of attending a meeting terminal；The described method includes:
It is described that the caption information that chairman side's terminal is sent is received depending on networked server；The caption information can control end by described
End is sent to chairman side's terminal after selected speaking party's terminal, and the caption information includes the terminal of speaking party's terminal
Information；
It is described that the caption information is forwarded to speaking party's terminal depending on networked server；
Speaking party's terminal obtains speech data, follows the speech data to be sent to the view caption information and networks
Server；
It is described to follow the speech data forwarding to the side's of attending a meeting terminal the caption information depending on networked server；
The side's of attending a meeting terminal parses the caption information, and shows the caption information.
2. the method according to claim 1, wherein described follow the speech data to send out the caption information
The step of sending to the view networked server, comprising:
The caption information is encapsulated as carrying the first data packet of the first operation code by speaking party's terminal, by the speech number
According to the second data packet for being encapsulated as the second operation code of carrying；The first operation code characterize data type is caption information, described
Second operation code characterize data type is speech data；The length of caption information in first data packet is the length of 16 words
Degree；
Speaking party's terminal is based on sending first data packet and second data packet together depending on networking transparent protocol
To the view networked server.
3. according to the method described in claim 2, it is characterized in that, the side's of attending a meeting terminal parses the caption information
The step of, comprising:
The side's of attending a meeting terminal extracts the first operation code that first data packet carries respectively and second data packet carries
The second operation code；
The side's of attending a meeting terminal determines that first operation code is the operation code that characterize data type is caption information, then parses institute
It states the first data packet and obtains the caption information.
4. the method according to claim 1, wherein described follow the speech data to send out the caption information
The step of sending to the view networked server, comprising:
The caption information is followed the speech data to be sent to the view and networked by speaking party's terminal every setting time
Server.
5. the method according to claim 1, wherein
Speech data are obtained in speaking party's terminal, follows the speech data to be sent to the view caption information and joins
Before the step of network server, further includes:
Speaking party's terminal parses the caption information, and the end message for including by the caption information and the terminal of itself are believed
Breath compares；
Speaking party's terminal obtains speech data, follows the speech data to be sent to the view caption information and networks
The step of server, comprising:
Speaking party's terminal obtains speech data, the caption information is followed the speech when comparing result is consistent
Data are sent to the view networked server.
6. the information processing unit in a kind of video conference, which is characterized in that described device is applied in view networked video meeting,
View networking in include can control terminal, view networked server and view networked terminals, it is described depending on networked terminals include chairman side's terminal,
Speaking party's terminal and the side's of attending a meeting terminal；
It is described to include: depending on networked server
Receiving module, the caption information sent for receiving chairman side's terminal；The caption information is by the meeting control terminal
Chairman side's terminal is sent to after selected speaking party's terminal, the caption information includes the terminal letter of speaking party's terminal
Breath；
First forwarding module, for the caption information to be forwarded to speaking party's terminal；
Speaking party's terminal includes:
The caption information is followed the speech data to be sent to the view and networked by sending module for obtaining speech data
Server；
The view networked server further include:
Second forwarding module, for following the speech data forwarding to the side's of attending a meeting terminal the caption information；
The side's of attending a meeting terminal includes:
Parsing module for parsing to the caption information, and shows the caption information.
7. device according to claim 6, which is characterized in that the sending module includes:
Encapsulation unit carries the first data packet of the first operation code for the caption information to be encapsulated as, by the speech number
According to the second data packet for being encapsulated as the second operation code of carrying；The first operation code characterize data type is caption information, described
Second operation code characterize data type is speech data；The length of caption information in first data packet is the length of 16 words
Degree；
Information transmitting unit, for based on view networking transparent protocol that first data packet and second data packet one is concurrent
It send to the view networked server.
8. device according to claim 7, which is characterized in that the parsing module includes:
Extraction unit, what the first operation code and second data packet for extracting the first data packet carrying respectively carried
Second operation code；
Information resolution unit is then solved for determining that first operation code is the operation code that characterize data type is caption information
It analyses first data packet and obtains the caption information.
9. device according to claim 6, which is characterized in that
The sending module is specifically used for following the speech data to be sent to institute the caption information every setting time
State view networked server.
10. device according to claim 6, which is characterized in that
Speaking party's terminal further include:
Contrast module, for parsing the caption information, the end message and the terminal of itself for including by the caption information are believed
Breath compares；
When the sending module specifically for the comparing result in the contrast module is consistent, speech data are obtained, it will be described
Caption information follows the speech data to be sent to the view networked server.
11. the information processing unit in a kind of video conference characterized by comprising
One or more processors；With
One or more machine readable medias of instruction are stored thereon with, when being executed by one or more of processors, are made
Described device is obtained to execute such as the information processing method in video conference described in any one of claim 1 to 5.
12. a kind of computer readable storage medium, which is characterized in that its computer program stored executes processor as weighed
Benefit requires the information processing method in 1 to 5 described in any item video conferences.
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