CN110392226A - A kind of live streaming implementation method and device - Google Patents
A kind of live streaming implementation method and device Download PDFInfo
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- CN110392226A CN110392226A CN201910533382.7A CN201910533382A CN110392226A CN 110392226 A CN110392226 A CN 110392226A CN 201910533382 A CN201910533382 A CN 201910533382A CN 110392226 A CN110392226 A CN 110392226A
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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
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
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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
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25866—Management of end-user data
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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
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
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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
- H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
- H04N21/4788—Supplemental services, e.g. displaying phone caller identification, shopping application communicating with other users, e.g. chatting
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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
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- General Engineering & Computer Science (AREA)
- Computer Graphics (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The embodiment of the invention provides a kind of live streaming implementation method and device, the method is applied to the streaming media server of view networking, which comprises receives chair terminal in target live streaming meeting and passes through the media data that the video channel pre-established is sent；Pass through each terminal that media data is forwarded to access target live streaming meeting by the video channel pre-established；The lteral data that the first terminal in the terminal set of access target live streaming meeting is sent is received, the lteral data includes target identification, and the terminal set includes: each terminal and the chair terminal；Lteral data is sent to the corresponding second terminal of target identification in terminal set using the signalling path pre-established.Pass through and realizes that the text information in live streaming meeting between terminal exchanges using signalling path, avoid using video channel transmission lteral data to live streaming meeting stability impact while, without adding the channel for lteral data transmission again, the cost of live streaming meeting has been saved.
Description
Technical field
The present invention relates to view networking technology fields, more particularly to a kind of live streaming implementation method and device.
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.
And be the medical training Large video interaction platform established based on view networking depending on networking medical education platform, high definition view may be implemented
The live streaming of frequency.
In traditional view networking medical education platform, user can pass through the medical education platform client of terminal installation
Video conference is accessed to watch the live streaming picture of chairman side's initiation, and it is that view networking streaming media server utilizes that picture, which is broadcast live,
Dedicated media channel is sent to client.
But during meeting is broadcast live, want to be oriented exchange and interdynamic between user, it is necessary to utilize media channel
The exchange of information between user is transmitted, will affect the stability of the transmission of high-definition live broadcasting data, if but adding special transmission
Channel will increase the cost of live streaming meeting for the information exchange between user.
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 live streaming implementation method and device to solve the above problems.
To solve the above-mentioned problems, first aspect of the embodiment of the present invention discloses a kind of live streaming implementation method, the method
Streaming media server applied to view networking, which comprises
It receives chair terminal in target live streaming meeting and passes through the media data that the video channel pre-established is sent；
Pass through the video channel pre-established and the media data is forwarded to each end for accessing the target live streaming meeting
End；
Receive the lteral data that the first terminal in the terminal set for accessing the target live streaming meeting is sent, the text
Data include target identification, and the terminal set includes: each terminal and the chair terminal；
It is opposite that the lteral data is sent to target identification in the terminal set using the signalling path pre-established
The second terminal answered.
Optionally, the target identification includes: open mark or terminal iidentification, the signalling path that the utilization pre-establishes
The step of lteral data is sent to the corresponding second terminal of target identification in the terminal set, comprising:
When the lteral data includes open mark, the lteral data is sent using the signalling path pre-established
To each second terminal in the terminal set；
When the lteral data includes terminal iidentification, the lteral data is sent using the signalling path pre-established
To the corresponding second terminal of terminal iidentification described in the terminal set.
Optionally, the lteral data is sent to mesh in the terminal set by the signalling path that the utilization pre-establishes
Mark identifies the step of corresponding second terminal, comprising:
Judge whether the first terminal has permission corresponding with the target identification；
When the first terminal has permission corresponding with the target identification, using signalling path by the text
Data are sent to the corresponding second terminal of the target identification；
When the first terminal does not have permission corresponding with the target identification, Xiang Suoshu first terminal returns wrong
Accidentally prompt information.
Optionally, the media for receiving chair terminal in target live streaming meeting and passing through the video channel transmission pre-established
Before the step of data, further includes:
It receives the live streaming that chair terminal sends and initiates request；
The chair terminal is originated request to according to the live streaming and distributes virtual terminal, and establishes the chair terminal and institute
State the video channel and signalling path between virtual terminal.
Optionally, the media for receiving chair terminal in target live streaming meeting and passing through the video channel transmission pre-established
Before the step of data, further includes:
Receive the live streaming access request that each terminal is sent for target live streaming meeting；
Video channel and signaling between each terminal and the virtual terminal are established according to the live streaming access request
Channel.
Second aspect of the embodiment of the present invention discloses a kind of device, and described device is applied to the streaming media service of view networking
Device, described device include:
First receiving module passes through the video channel pre-established transmission for receiving chair terminal in target live streaming meeting
Media data；
The media data is forwarded to the access mesh for the video channel by pre-establishing by the first sending module
Each terminal of mark live streaming meeting；
Second receiving module, for receiving the first terminal transmission in the terminal set for accessing the target live streaming meeting
Lteral data, the lteral data include target identification, and the terminal set includes: each terminal and the chair terminal；
Second sending module, for the lteral data to be sent to the termination set using the signalling path pre-established
The corresponding second terminal of target identification in conjunction.
Optionally, the target identification includes: open mark or terminal iidentification, second sending module, comprising:
First sending submodule, for being led to using the signaling pre-established when the lteral data includes open mark
The lteral data is sent to each second terminal in the terminal set by road；
Second sending submodule, for being led to using the signaling pre-established when the lteral data includes terminal iidentification
The lteral data is sent to the corresponding second terminal of terminal iidentification described in the terminal set by road.
Optionally, second sending module, comprising:
Judging submodule, for judging whether the first terminal has permission corresponding with the target identification；
Third sending module, for utilizing when the first terminal has permission corresponding with the target identification
The lteral data is sent to the corresponding second terminal of the target identification by signalling path；
4th sending module is used for when the first terminal does not have permission corresponding with the target identification, to
The first terminal returns to miscue information.
Optionally, described device, further includes:
Initiation module is broadcast live, request is initiated in the live streaming for receiving chair terminal's transmission；
First link block is distributed virtual terminal for originating request to the chair terminal according to the live streaming, and is built
Found the video channel and signalling path between the chair terminal and the virtual terminal.
Optionally, described device, further includes:
AM access module is broadcast live, the live streaming access request sent for receiving each terminal for target live streaming meeting；
Second link block, for being established between each terminal and the virtual terminal according to the live streaming access request
Video channel and signalling path.
The embodiment of the present invention includes following advantages:
The embodiment of the invention provides a kind of live streaming implementation method and device, the method is applied to the Streaming Media of view networking
Server, which comprises receive chair terminal in target live streaming meeting and pass through the matchmaker that the video channel pre-established is sent
Volume data；Pass through the video channel pre-established and the media data is forwarded to each end for accessing the target live streaming meeting
End；Receive the lteral data that the first terminal in the terminal set for accessing the target live streaming meeting is sent, the lteral data
Comprising target identification, the terminal set includes: each terminal and the chair terminal；Utilize the signalling path pre-established
The lteral data is sent to the corresponding second terminal of target identification in the terminal set.By real using signalling path
The text information exchange in meeting between terminal is now broadcast live, avoids using video channel transmission lteral data to live streaming meeting
While stability impacts, without adding the channel for lteral data transmission again, the cost of live streaming meeting has been saved.
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 schematic diagram of data transmission procedure when a kind of live streaming of the invention is realized；
Fig. 6 is a kind of step flow chart of live streaming implementation method of the invention；
Fig. 7 is the step flow chart of another live streaming implementation method of the invention；
Fig. 8 is a kind of structural block diagram of live streaming realization device of the invention；
Fig. 9 is the structural block diagram of another live streaming realization device 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
Enough realized comprising signaling and live streaming.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 is responsible for forwarding the lteral data of each terminal room by signalling path by streaming media server.
Referring to Fig. 5, in embodiments of the present invention, chair terminal 501 and streaming media server 502 pass through video channel and letter
Channel is enabled to be based on view connected network communication connection, first terminal 503, second terminal 504 pass through video channel and signalling path and stream matchmaker
Body server 502 is based on view connected network communication connection.
Embodiment one
Referring to Fig. 6, a kind of step flow chart of live streaming implementation method embodiment of the invention, the method application are shown
In view networking streaming media server, the method may include:
Step 601, it receives chair terminal in target live streaming meeting and passes through the media number that the video channel pre-established is sent
According to.
In embodiments of the present invention, in the live streaming meeting of view networking, chair terminal initiates as live streaming when meeting is broadcast live
Side sends live streaming to streaming media server and initiates request, and streaming media server initiates the view of chair terminal in request according to live streaming
Networking number assignment virtual terminal, and video channel is established with the chair terminal, to realize streaming media server and chair terminal
Media flow transmission.Chair terminal receive streaming media server transmission confirmation initiate notice after, by video channel to
Streaming media server sends media data, and the media data may include video data, audio data.
Step 602, the media data is forwarded to by the access target by the video channel pre-established and meeting is broadcast live
Each terminal of view.
In embodiments of the present invention, the virtual terminal in streaming media server is in the media number for receiving chair terminal's transmission
According to rear, confirmation live streaming meeting has been accessed, other terminals can be by include that the live streaming can assess a bid for tender to streaming media server transmission
The live streaming access request of knowledge establishes the video channel and signalling path of virtual terminal corresponding with the live streaming meeting, in addition, chairman
Terminal can also directly specify the terminal of access, thus establishing chair terminal and Streaming Media when sending live streaming initiation request
When video channel between server, it is also necessary to establish the video channel between streaming media server and the terminal of specified access.
Streaming media server is after the live streaming access request for receiving terminal transmission, according to the live streaming meeting identification in live streaming access request
The live streaming meeting is inquired, and media data is returned to the terminal by the video channel between the terminal and streaming media server.
Step 603, the lteral data that the first terminal in the terminal set for accessing the target live streaming meeting is sent is received,
The lteral data includes target identification, and the terminal set includes: each terminal and the chair terminal.
In embodiments of the present invention, during meeting is broadcast live, user can pass through the terminal for having accessed live streaming meeting
The lteral data exchanged with the user using other terminals is wanted in first terminal input in set, and the lteral data is arranged
Sending object, the terminal can add target identification to lteral data according to the sending object of user setting, and the target identification is used
In the opposite end that the needs of streaming media server identification lteral data are sent.
Step 604, the lteral data is sent to target in the terminal set using the signalling path pre-established
Identify corresponding second terminal.
In embodiments of the present invention, since the video channel pre-established is that equipment is used for media data transmission in view networking
Interactive designated lane, being used for transmission lteral data will affect the stability of media data transmission, and if establishing dedicated text
Data transmission channel can occupy the performance and resource of device.
Depending on being pre-established with the signalling path for signalling between networked devices, the data transmission based on lteral data
Relatively small feature is measured, the transmission to lteral data can be carried by signalling path, and can use MSG (Windows
Structural body in program) lteral data is marked, so that streaming media server carries out the opposite end of the lteral data
Identification.Lteral data can be sent to streaming media server by first terminal by user, and streaming media server can be according to this article
The lteral data is forwarded to the corresponding second terminal of target identification, nothing in the terminal set by the target identification that digital packets contain
The signalling path between first terminal and second terminal for lteral data transmission need to be established.
The embodiment of the invention provides a kind of live streaming implementation method, the method is applied to the streaming media service of view networking
Device, which comprises receive chair terminal in target live streaming meeting and pass through the media number that the video channel pre-established is sent
According to；Pass through the video channel pre-established and the media data is forwarded to each terminal for accessing the target live streaming meeting；It connects
The lteral data that the first terminal in the terminal set for accessing the target live streaming meeting is sent is received, the lteral data includes mesh
Mark mark, the terminal set includes: each terminal and the chair terminal；It will be described using the signalling path pre-established
Lteral data is sent to the corresponding second terminal of target identification in the terminal set.By realizing live streaming using signalling path
Text information exchange in meeting between terminal avoids the stability using video channel transmission lteral data to live streaming meeting
While impacting, without adding the channel for lteral data transmission again, the cost of live streaming meeting has been saved.
Embodiment two
Referring to Fig. 7, a kind of step flow chart of live streaming implementation method embodiment of the invention, the method application are shown
In view networking streaming media server, the method may include:
Step 701, it receives the live streaming that chair terminal sends and initiates request.
Step 702, the chair terminal is originated request to according to the live streaming and distributes virtual terminal, and establish the chairman
Video channel and signalling path between terminal and the virtual terminal.
In the embodiment of the present invention, request is initiated in the live streaming can carry but be not limited to: the view networking number of chair terminal,
Physical address, live streaming conference content mark.
The live streaming conference content mark can include but is not limited to: live streaming conference type mark, live streaming meeting time span mark
Know, session topic mark is broadcast live etc..
Streaming media server initiates the view networking number in request according to live streaming and distributes virtual terminal to the chair terminal, and
The communication connection between the chair terminal is established based on view networking according to the physical address of chair terminal, it is described to be communicatively connected to
It less include the communication connection mode of video channel and/or signalling path.Streaming media server can also initiate request according to live streaming
In live streaming conference content mark, issue corresponding live streaming conferencing information, with notify the streaming media server connect each end
End.
Step 703, the live streaming access request that each terminal is sent for target live streaming meeting is received.
Step 704, the video between each terminal and the virtual terminal is established according to the live streaming access request to lead to
Road and signalling path.
In embodiments of the present invention, user can be browsed by the displaying interface of its terminal and conferencing information is broadcast live, and according to
The actual demand of itself carries out selection operation in the displaying interface, which can operate according to the user's choice takes to Streaming Media
Device of being engaged in sends live streaming access request, and the live streaming access request can include but is not limited to: the view networking number of terminal, terminal
Physical address, target meeting mark, streaming media server are established according to the view networking number of institute's terminal and the physical address of terminal
After the video channel and signalling path of the terminal, streaming media server identifies that this makes according to the User Identity of the terminal
Corresponding live streaming meeting is identified with whether the user of the terminal there is permission to access target meeting, does not have access as the user
When permission, miscue information is returned.When user has access authority, the video of streaming media server Yu the terminal room is established
Channel and signalling path, to realize the communication connection with the terminal based on view networking.
Step 705, it receives chair terminal in target live streaming meeting and passes through the media number that the video channel pre-established is sent
According to.
The step can refer to the detailed description of step 601, and details are not described herein again.
Step 706, the media data is forwarded to by the access target by the video channel pre-established and meeting is broadcast live
Each terminal of view.
The step can refer to the detailed description of step 602, and details are not described herein again.
Step 707, the lteral data that the first terminal in the terminal set for accessing the target live streaming meeting is sent is received,
The lteral data includes target identification, and the terminal set includes: each terminal and the chair terminal.
The step can refer to the detailed description of step 103, and details are not described herein again.
Optionally, the target identification may include: open mark or terminal iidentification, the step 208 may include:
Step 708, when the lteral data includes open mark, using the signalling path pre-established by the text
Data are sent to each second terminal in the terminal set.
Wherein, open mark is not sent to designated terminal for identifying the lteral data, and is sent to all terminals.In reality
In the application of border, when not including open identify also not comprising terminal iidentification in lteral data, defaults the lteral data and be not sent to
Designated terminal.
In embodiments of the present invention, streaming media server is after the lteral data for receiving first terminal transmission, if this article
Include open mark in digital data, then passes through the corresponding virtual terminal of live streaming meeting for the lteral data and pass through signalling path
Each second terminal being sent in the terminal set for having accessed the virtual terminal.
Step 709, when the lteral data includes terminal iidentification, using the signalling path pre-established by the text
Data are sent to the corresponding second terminal of terminal iidentification described in the terminal set.
In embodiments of the present invention, when not including in lteral data has open identify, which may include
Terminal iidentification, the terminal iidentification can be one or more, and streaming media server inquires the termination set for having accessed the virtual terminal
It closes, when inquiring the corresponding second terminal of terminal iidentification, lteral data is passed through into the signalling path pre-established and is sent to this
The corresponding second terminal of terminal iidentification realizes user in live streaming meeting the function of the progress communication exchange in the form of text
Can, and without establishing special lteral data channel, the less cost of view networking live streaming meeting.
The embodiment of the present invention can specify terminal can not also designated terminal, so as to flexibly realize text information
Transmission.
Step 710, judge whether the first terminal has permission corresponding with the target identification.
It step 711, will using signalling path when the first terminal has permission corresponding with the target identification
The lteral data is sent to the corresponding second terminal of the target identification.
Step 712, when the first terminal does not have permission corresponding with the target identification, Xiang Suoshu first is eventually
End returns to miscue information.
In embodiments of the present invention, the live streaming access request can also include: the terminal identity mark of first terminal, stream
The terminal identity of the first terminal is identified and is matched with the target identification by media server, judges the first terminal
Whether the permission of written communication is carried out with terminal corresponding with the target identification, it will be understood that when the target identification
When being open identify, judges whether the first terminal has and lteral data is sent to all the of streaming media server docking
The permission of two terminals judges whether the first terminal has and sends out lteral data when the target identification is terminal iidentification
Give the permission of the corresponding second terminal of the terminal iidentification.It is matched into when the terminal identity is identified with the target identification
When function, the lteral data of the first terminal is sent to the terminal of the target identification using signalling path, when the target
When mark is open mark, it is all second terminals of streaming media server docking that the target identification is corresponding；Work as institute
When stating terminal identity mark and the target identification it fails to match, corresponding miscue can be returned to the first terminal
Information.
The embodiment of the present invention by before the lteral data of first terminal to be transmitted to corresponding terminal to this first eventually
The permission at end is judged, the transmission of illegal lteral data is avoided, and has ensured the safety of text information interchange in live streaming meeting
Property, the transmission pressure of signalling path is reduced, helps to ensure that the transmission rate of signaling and text information.
The embodiment of the invention provides a kind of live streaming implementation method, the method is applied to the streaming media service of view networking
Device, which comprises receive chair terminal in target live streaming meeting and pass through the media number that the video channel pre-established is sent
According to；Pass through the video channel pre-established and the media data is forwarded to each terminal for accessing the target live streaming meeting；It connects
The lteral data that the first terminal in the terminal set for accessing the target live streaming meeting is sent is received, the lteral data includes mesh
Mark mark, the terminal set includes: each terminal and the chair terminal；It will be described using the signalling path pre-established
Lteral data is sent to the corresponding second terminal of target identification in the terminal set.By realizing live streaming using signalling path
Text information exchange in meeting between terminal avoids the stability using video channel transmission lteral data to live streaming meeting
While impacting, without adding the channel for lteral data transmission again, the cost of live streaming meeting has been saved.
Embodiment three
Referring to Fig. 8, a kind of structural block diagram of 80 embodiment of device of the invention is shown, described device is applied to view networking
Streaming media server, described device includes:
First receiving module 801 passes through the video channel pre-established for receiving chair terminal in target live streaming meeting
The media data of transmission.
The media data is forwarded to access institute for the video channel by pre-establishing by the first sending module 802
State each terminal of target live streaming meeting.
Second receiving module 803, for receiving the first terminal hair in the terminal set for accessing the target live streaming meeting
The lteral data sent, the lteral data include target identification, and the terminal set includes: that each terminal and the chairman are whole
End.
Second sending module 804, for the lteral data to be sent to the end using the signalling path pre-established
The corresponding second terminal of target identification in the set of end.
The embodiment of the invention provides a kind of live streaming realization device, described device is applied to the streaming media service of view networking
Device, described device include: the first receiving module, pass through the video pre-established for receiving chair terminal in target live streaming meeting
The media data that channel is sent；First sending module forwards the media data for the video channel by pre-establishing
To each terminal for accessing the target live streaming meeting；Second receiving module, for receiving the end for accessing the target live streaming meeting
The lteral data that first terminal in the set of end is sent, the lteral data include target identification, and the terminal set includes: institute
State each terminal and the chair terminal；Second sending module, for utilizing the signalling path pre-established by the lteral data
It is sent to the corresponding second terminal of target identification in the terminal set.Pass through and is realized in live streaming meeting eventually using signalling path
Text information exchange between end is avoided and is impacted using stability of the video channel transmission lteral data to live streaming meeting
While, without adding the channel for lteral data transmission again, save the cost of live streaming meeting.
Example IV
Referring to Fig. 9, a kind of structural block diagram of 90 embodiment of device of the invention is shown, described device is applied to view networking
Streaming media server, described device includes:
Optionally, described device, further includes:
Initiation module 901 is broadcast live, request is initiated in the live streaming for receiving chair terminal's transmission.
First link block 902 distributes virtual terminal for originating request to the chair terminal according to the live streaming, and
Establish the video channel and signalling path between the chair terminal and the virtual terminal.
Optionally, described device, further includes:
AM access module 903 is broadcast live, the live streaming access request sent for receiving each terminal for target live streaming meeting.
Second link block 904, for establishing each terminal and the virtual terminal according to the live streaming access request
Between video channel and signalling path.
First receiving module 905 passes through the video channel pre-established for receiving chair terminal in target live streaming meeting
The media data of transmission.
The media data is forwarded to access institute for the video channel by pre-establishing by the first sending module 906
State each terminal of target live streaming meeting.
Second receiving module 907, for receiving the first terminal hair in the terminal set for accessing the target live streaming meeting
The lteral data sent, the lteral data include target identification, and the terminal set includes: that each terminal and the chairman are whole
End.
Second sending module 908, for the lteral data to be sent to the end using the signalling path pre-established
The corresponding second terminal of target identification in the set of end.
Optionally, the target identification includes: open mark or terminal iidentification, second sending module 908, comprising:
First sending submodule 9081, for utilizing the letter pre-established when the lteral data includes open mark
Enable channel that the lteral data is sent to each second terminal in the terminal set.
Second sending submodule 9082, for utilizing the letter pre-established when the lteral data includes terminal iidentification
Enable channel that the lteral data is sent to the corresponding second terminal of terminal iidentification described in the terminal set.
Optionally, second sending module 908, comprising:
Judging submodule 9083, for judging whether the first terminal has power corresponding with the target identification
Limit.
Third sending submodule 9084, for there is permission corresponding with the target identification when the first terminal
When, the lteral data is sent to the corresponding second terminal of the target identification using signalling path.
4th sending submodule 9085, for not having permission corresponding with the target identification when the first terminal
When, Xiang Suoshu first terminal returns to miscue information.
The embodiment of the invention provides a kind of live streaming realization device, described device is applied to the streaming media service of view networking
Device, described device include: the first receiving module, pass through the video pre-established for receiving chair terminal in target live streaming meeting
The media data that channel is sent；First sending module forwards the media data for the video channel by pre-establishing
To each terminal for accessing the target live streaming meeting；Second receiving module, for receiving the end for accessing the target live streaming meeting
The lteral data that first terminal in the set of end is sent, the lteral data include target identification, and the terminal set includes: institute
State each terminal and the chair terminal；Second sending module, for utilizing the signalling path pre-established by the lteral data
It is sent to the corresponding second terminal of target identification in the terminal set.Pass through and is realized in live streaming meeting eventually using signalling path
Text information exchange between end is avoided and is impacted using stability of the video channel transmission lteral data to live streaming meeting
While, without adding the channel for lteral data transmission again, save the cost of live streaming meeting.
For device embodiment, since it is basically similar to the method embodiment, related so being described relatively simple
Place illustrates referring to the part of embodiment of the method.All the embodiments in this specification are described in a progressive manner,
Each embodiment focuses on the differences from other embodiments, and same and similar part is mutual between each embodiment
Mutually referring to.
It should be understood by those skilled in the art that, the embodiment of the embodiment of the present invention can provide as method, apparatus or calculate
Machine program product.Therefore, the embodiment of the present invention can be used complete hardware embodiment, complete software embodiment or combine software and
The form of the embodiment of hardware aspect.Moreover, the embodiment of the present invention can be used one or more wherein include computer can
With in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of program code
The form of the computer program product of implementation.
The embodiment of the present invention be referring to according to the method for the embodiment of the present invention, terminal device (system) and computer program
The flowchart and/or the block diagram of product describes.It should be understood that flowchart and/or the block diagram can be realized by computer program instructions
In each flow and/or block and flowchart and/or the block diagram in process and/or box combination.It can provide these
Computer program instructions are set to general purpose computer, special purpose computer, Embedded Processor or other programmable data processing terminals
Standby processor is to generate a machine, so that being held by the processor of computer or other programmable data processing terminal devices
Capable instruction generates for realizing in one or more flows of the flowchart and/or one or more blocks of the block diagram
The device of specified function.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing terminal devices
In computer-readable memory operate in a specific manner, so that instruction stored in the computer readable memory generates packet
The manufacture of command device is included, which realizes in one side of one or more flows of the flowchart and/or block diagram
The function of being specified in frame or multiple boxes.
These computer program instructions can also be loaded into computer or other programmable data processing terminal devices, so that
Series of operation steps are executed on computer or other programmable terminal equipments to generate computer implemented processing, thus
The instruction executed on computer or other programmable terminal equipments is provided for realizing in one or more flows of the flowchart
And/or in one or more blocks of the block diagram specify function the step of.
Although the preferred embodiment of the embodiment of the present invention has been described, once a person skilled in the art knows bases
This creative concept, then additional changes and modifications can be made to these embodiments.So the following claims are intended to be interpreted as
Including preferred embodiment and fall into all change and modification of range of embodiment of the invention.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements not only wrap
Those elements are included, but also including other elements that are not explicitly listed, or further includes for this process, method, article
Or the element that terminal device is intrinsic.In the absence of more restrictions, being wanted by what sentence "including a ..." limited
Element, it is not excluded that there is also other identical elements in process, method, article or the terminal device for including the element.
Above to a kind of live streaming implementation method provided by the present invention and a kind of device, it is described in detail, herein
Apply that a specific example illustrates the principle and implementation of the invention, the explanation of above example is only intended 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 the content of the present specification should not be construed as to this
The limitation of invention.
Claims (10)
1. a kind of live streaming implementation method, which is characterized in that the method is applied to the streaming media server of view networking, the method
Include:
It receives chair terminal in target live streaming meeting and passes through the media data that the video channel pre-established is sent；
Pass through the video channel pre-established and the media data is forwarded to each terminal for accessing the target live streaming meeting；
Receive the lteral data that the first terminal in the terminal set for accessing the target live streaming meeting is sent, the lteral data
Comprising target identification, the terminal set includes: each terminal and the chair terminal；
It is corresponding that the lteral data is sent to target identification in the terminal set using the signalling path pre-established
Second terminal.
2. the method according to claim 1, wherein the target identification includes: open mark or terminal iidentification,
It is corresponding that the lteral data is sent to target identification in the terminal set by the signalling path that the utilization pre-establishes
The step of second terminal, comprising:
When the lteral data includes open mark, the lteral data is sent to institute using the signalling path pre-established
State each second terminal in terminal set；
When the lteral data includes terminal iidentification, the lteral data is sent to institute using the signalling path pre-established
State the corresponding second terminal of terminal iidentification described in terminal set.
3. the method according to claim 1, wherein the signalling path that pre-establishes of the utilization is by the text
Data are sent to the step of corresponding second terminal of target identification in the terminal set, comprising:
Judge whether the first terminal has permission corresponding with the target identification；
When the first terminal has permission corresponding with the target identification, using signalling path by the lteral data
It is sent to the corresponding second terminal of the target identification；
When the first terminal does not have permission corresponding with the target identification, Xiang Suoshu first terminal returns to mistake and mentions
Show information.
4. according to claim 1 to method described in 3 any items, which is characterized in that in the reception target live streaming meeting
Chair terminal passed through before the step of media data that the video channel pre-established is sent, further includes:
It receives the live streaming that chair terminal sends and initiates request；
The chair terminal is originated request to according to the live streaming and distributes virtual terminal, and establishes the chair terminal and the void
Video channel and signalling path between quasi- terminal.
5. according to the method described in claim 4, it is characterized in that, the reception target live streaming meeting in chair terminal pass through it is pre-
Before the step of media data that the video channel first established is sent, further includes:
Receive the live streaming access request that each terminal is sent for target live streaming meeting；
Video channel and signalling path between each terminal and the virtual terminal are established according to the live streaming access request.
6. a kind of live streaming realization device, which is characterized in that described device is applied to the streaming media server of view networking, described device
Include:
First receiving module passes through the matchmaker that the video channel pre-established is sent for receiving chair terminal in target live streaming meeting
Volume data；
First sending module is straight for the media data to be forwarded to the access target by the video channel that pre-establishes
Each terminal of International Broadcasting Convention；
Second receiving module, the text sent for receiving the first terminal in the terminal set for accessing the target live streaming meeting
Data, the lteral data include target identification, and the terminal set includes: each terminal and the chair terminal；
Second sending module, for the lteral data to be sent in the terminal set using the signalling path pre-established
The corresponding second terminal of target identification.
7. device according to claim 6, which is characterized in that the target identification includes: to disclose mark or terminal iidentification,
Second sending module, comprising:
First sending submodule is used for when the lteral data includes open mark, will using the signalling path pre-established
The lteral data is sent to each second terminal in the terminal set；
Second sending submodule is used for when the lteral data includes terminal iidentification, will using the signalling path pre-established
The lteral data is sent to the corresponding second terminal of terminal iidentification described in the terminal set.
8. device according to claim 6, which is characterized in that second sending module, comprising:
Judging submodule, for judging whether the first terminal has permission corresponding with the target identification；
Third sending module, for utilizing signaling when the first terminal has permission corresponding with the target identification
The lteral data is sent to the corresponding second terminal of the target identification by channel；
4th sending module is used for when the first terminal does not have permission corresponding with the target identification, Xiang Suoshu
First terminal returns to miscue information.
9. according to device described in any item of claim 6 to 8, which is characterized in that described device, further includes:
Initiation module is broadcast live, request is initiated in the live streaming for receiving chair terminal's transmission；
First link block distributes virtual terminal for originating request to the chair terminal according to the live streaming, and establishes institute
State the video channel and signalling path between chair terminal and the virtual terminal.
10. according to the method described in claim 9, it is characterized in that, described device, further includes:
AM access module is broadcast live, the live streaming access request sent for receiving each terminal for target live streaming meeting；
Second link block, for establishing the view between each terminal and the virtual terminal according to the live streaming access request
Frequency channel and signalling path.
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Application publication date: 20191029 |