CN107819833B - A kind of access live streaming connects the method and device of wheat - Google Patents
A kind of access live streaming connects the method and device of wheat Download PDFInfo
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- CN107819833B CN107819833B CN201710999092.2A CN201710999092A CN107819833B CN 107819833 B CN107819833 B CN 107819833B CN 201710999092 A CN201710999092 A CN 201710999092A CN 107819833 B CN107819833 B CN 107819833B
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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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1001—Protocols in which an application is distributed across nodes in the network for accessing one among a plurality of replicated servers
- H04L67/1004—Server selection for load balancing
- H04L67/1008—Server selection for load balancing based on parameters of servers, e.g. available memory or workload
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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
-
- 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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computer Networks & Wireless Communication (AREA)
- Databases & Information Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention discloses a kind of method and devices of access live streaming even wheat, even wheat synthesis server receives the company wheat request for being used to indicate at least one Lian Maiduan that main broadcaster end is sent, an at least change server is selected for the even wheat end, by the identification notification of change server to corresponding Lian Maiduan, the audio, video data that corresponding Lian Maiduan is received from change server, by the audio, video data of all Lian Maiduan with synthesized from the audio, video data that receives of main broadcaster's termination after be sent to CDN direct broadcast server.The present invention selects best access node to ensure that transmission line is best, and being improved by the packet header to transport protocol ensure that transmission quality;Audio optimization technology guarantees visual/audio effects.
Description
Technical field
The present invention relates to the method and devices of Internet technical field more particularly to a kind of access live streaming even wheat.
Background technique
When interaction live broadcast service just rises, spectators can only unidirectionally watch main broadcaster;Later due to the interactive demand of spectators, gradually
Develop the interaction function of text and barrage;In order to further enrich the Interactive Experience of main broadcaster and spectators, live streaming even wheat is produced
Business, i.e. main broadcaster can carry out the audio-video-interactive of more people with specific spectators (company of can be described as Mai Guanzhong or even flour silk), and
General Visitors can watch main broadcaster and even the audio-video-interactive process of wheat spectators.
The first live stream for being received the first terminal of even wheat and being pushed is received by even wheat management server in the prior art
And the second live stream of second terminal push, and the first terminal for being received to connect wheat and second terminal are controlled with real-time video meeting
Words mode carries out even wheat interaction, accelerates to distribute by content distributing network (Content Delivery Network, CDN) node
Audio-video live data.The shortcomings that such mode, is: CDN node be mainly used for it is data cached, to real-time Data Transmission support compared with
Difference, and Information Security is poor;CDN node be generally basede on localDNS scheduling, dispatch it is inaccurate, the access node of selection and
Route may not be best;Even wheat mainly uses existing transport protocol, is not specially optimized to live streaming even wheat transmission;Anti- network
Fluctuation and interference performance are poor;Visual/audio effects are not optimized, speech quality is difficult to ensure.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of method and devices of access live streaming even wheat.
The present invention provides a kind of methods of access live streaming even wheat, comprising:
Even wheat synthesis server receives the company wheat request for being used to indicate at least one Lian Maiduan that main broadcaster end is sent, for even wheat
A selection at least change server in end receives the identification notification of change server to corresponding Lian Maiduan from change server
The audio, video data of corresponding Lian Maiduan closes the audio, video data of all Lian Maiduan with the audio, video data received from main broadcaster's termination
CDN direct broadcast server is sent to after.
Further, it selects change server to comprise determining that the ownership place of each Lian Maiduan for even wheat end, mutually reaches the same goal to belong to
The company wheat end in possession selects the change server in great Qu clustered node belonging to this ownership place.
Further, for belong to the company wheat end on same home ground select in great Qu clustered node belonging to this ownership place one
Change server includes: to obtain the loading level of each server in great Qu clustered node and loading level is selected to be less than preset negative
The server of threshold value is carried as change server, and/or, obtain the link delay of each change server in great Qu clustered node simultaneously
Link delay is selected to be less than the server of default link delay threshold value as change server.
Further, the loading level for obtaining each server in great Qu clustered node includes: to obtain great Qu clustered node
In each server real time load degree and weighting coefficient, the product of the real time load degree of each server and weighting coefficient is made
The loading level of server thus.
Further, even wheat synthesis server from change server receive data packet after to change server returning response
When information, for the continuous data packet having confirmed that is added in the selection confirmation packet length field in the packet header of response message
Number adds the starting for the continuous data packet having confirmed that in the selection confirmation data packet origin identification field in the packet header of response message
Mark adds the knot for the continuous data packet having confirmed that in the selection confirmation data packet end of identification field in the packet header of response message
Beam identification.
Further, when even wheat synthesis server receives data packet from change server, from the packet header of this data packet
The medium type of this data packet is known and recorded to media type field, this medium type is video or audio, connects wheat Composite service
Device abandons the data packet that part of media type is video when the network transmission quality of Living Network is unsatisfactory for preset standard.
The present invention also provides a kind of devices of access live streaming even wheat, are applied to even wheat synthesis server, comprising:
First receiving module, for being requested from the company wheat for being used to indicate at least one Lian Maiduan for receiving the transmission of main broadcaster end;
Selecting module, for selecting an at least change server for even wheat end;
First sending module, for by the identification notification of change server to corresponding Lian Maiduan;
Second receiving module, for receiving the audio, video data of corresponding Lian Maiduan from change server;
Synthesis module, for closing the audio, video data of all Lian Maiduan with the audio, video data received from main broadcaster's termination
At;
Second sending module is sent to CDN direct broadcast server for the data after synthesizing synthesis module.
Further, selecting module, for connecting a wheat end selection at least change server using following methods: determining each company
The ownership place of Mai Duan selects a conversion in great Qu clustered node belonging to this ownership place to belong to the company wheat end on same home ground
Server.
Further, selecting module is also used to obtain the loading level of each server in great Qu clustered node and selection
Loading level is less than the server of default load threshold as change server, and/or, it obtains and is respectively converted in great Qu clustered node
The link delay of server simultaneously selects link delay to be less than the server of default link delay threshold value as change server.
Further, selecting module is also used for the negative of each server in following methods acquisition great Qu clustered node
Load degree: the real time load degree and weighting coefficient of each server in great Qu clustered node are obtained, by the real-time of each server
Loading level of the product of loading level and weighting coefficient as this server.
Further, further include respond module, for after receiving data packet from change server to change server
When returning response information, the continuous data having confirmed that is added in the selection confirmation packet length field in the packet header of response message
The number of packet adds the continuous data packet having confirmed that in the selection confirmation data packet origin identification field in the packet header of response message
Origin identification, the packet header of response message selection confirmation data packet end of identification field in adds the continuous data having confirmed that
The end of identification of packet.
It further, further include processing module, for when receiving data packet from change server, from this data packet
The medium type of this data packet is known and recorded to the media type field in packet header, this medium type is video or audio, Lian Maihe
At server when the network transmission quality of Living Network is unsatisfactory for preset standard, the data that part of media type is video are abandoned
Packet.
The invention has the advantages that selecting best access node to ensure that transmission line is best, by transport protocol
Packet header, which improves, ensure that transmission quality;Audio optimization technology guarantees visual/audio effects.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart for the method that access live streaming connects wheat in embodiment;
Fig. 2 shows the schematic diagram of the part field in the packet header of response message in embodiment;
Fig. 3 is the structure chart for the device that access live streaming connects wheat in embodiment.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.It needs
Illustrate, in the absence of conflict, the features in the embodiments and the embodiments of the present application can mutual any combination.
Fig. 1 is the flow chart for the method that access live streaming connects wheat in embodiment, and the method includes:
Step 1, even wheat synthesis server receives the company wheat request for being used to indicate at least one Lian Maiduan that main broadcaster end is sent,
An at least change server is selected for even wheat end;
Step 2, by the identification notification of change server to corresponding Lian Maiduan;
Step 3, the audio, video data that corresponding Lian Maiduan is received from change server, by the audio, video data of all Lian Maiduan
CDN direct broadcast server is sent to terminating after the audio, video data received synthesizes from main broadcaster.
Wherein,
Before step 1, main broadcaster end and Lian Maiduan log in center by xmpp signaling and connect wheat synthesis server, and main broadcaster's selection exists
Certain spectators in line spectators' list connect wheat synthesis server to center and send even wheat request.Even wheat synthesis server passes through letter
Enabling notice, even audio-video plug-flow is opened at wheat end, and returns to an optimal turnserver for connecting wheat end p2p plug-flow.Due to adopting
It is direct-connected with xmpp, center synthesis server can the company of being directly obtained wheat end log in ip, it is more accurate to dispatch, while turnsver
It is not data cached, real-time Transmission is only carried out, ensure that call safety.
In step 1, the ownership place of each Lian Maiduan is comprised determining that, for the method that even wheat end selects change server to belong to
The company wheat end on same home ground selects the change server in great Qu clustered node belonging to this ownership place.Wherein, great Qu
Division can be according to region zones such as Central China, and south China, North China etc. can also be drawn according to the specific layout scenarios of server
Point.Specifically, selecting one in great Qu clustered node belonging to this ownership place to convert clothes to belong to the company wheat end on same home ground
Business device includes: to obtain the loading level of each server in great Qu clustered node and loading level is selected to be less than default load threshold
Server as change server, and/or, obtain great Qu clustered node in each change server link delay and select chain
Road delay is less than the server of default link delay threshold value as change server.
The loading level for obtaining each server in great Qu clustered node includes: each service obtained in great Qu clustered node
The real time load degree and weighting coefficient of device, using the real time load degree of each server and the product of weighting coefficient as this server
Loading level.Because different machines performance is different, afforded portfolio is same, can basis by this weighting coefficient
Machine performance dynamic adjusts afforded traffic peak.
In existing TCP sack mechanism, ACK packet records the number of each message, if the data packet serial number that receiving terminal receives
Greater than desired data packet serial number, illustrate data-bag lost or delay to reach, selectivity weight will be carried out by the ACK packet
It passes.For example, when host sends datagram, if a large amount of data are injected into network immediately, it is possible that network
Congestion.Slowstart algorithm is exactly the situation that a lower network is first detected when host just starts to send datagram, if net
In order, sender is every to send primary literary section can correctly accept confirmation message segment network.Increase so just from small to large
The size of congestion window increases the size for sending window.Fast retransmission algorithm requires recipient first to receive an out-of-sequence report
Duplicate acknowledgment is just issued after literary section at once, and not wait and just carry out piggybacking when oneself sending data.Recipient is successful
Receive M1, M2 that sender sends and respectively to having sent ACK, present recipient does not receive M3, and has received
M4, it is clear that recipient not can confirm that M4, because M4 is out-of-sequence message segment.If according to reliability transmission principle receiver side what
Do not do, but according to Fast retransmission algorithm, it is constantly duplicate to be sent to sender when receiving the message segments such as M4, M5
The ACK of M2, if recipient one even receives three duplicate ACK, sender need not wait re-transmission timer to expire, by sending out
The side of sending retransmits the message segment of not confirmed as early as possible.
UDT is built on UDP, and introduces new congestion control and data Control for Dependability mechanism.UDT is connection-oriented
Two-way application layer protocol, while supporting the reliable datagram transmission of reliable data stream transmitting and part.Since UDT exists completely
It is realized on UDP, it is possible to apply in the other application field other than high speed data transfer, such as point-to-point technology
(P2P), firewall penetrating, multi-medium data transmission etc..
This method improves transport protocol middle wrapping head, increases selection confirmation packet length field, selection really
Recognize data packet origin identification field and selection confirmation data packet end of identification field, as shown in the table:
SACK length | SACK origin identification | SACK end of identification |
In this method, even wheat synthesis server from change server receive data packet after to change server returning response
When information, for the continuous data packet having confirmed that is added in the selection confirmation packet length field in the packet header of response message
Number adds the starting for the continuous data packet having confirmed that in the selection confirmation data packet origin identification field in the packet header of response message
Mark adds the knot for the continuous data packet having confirmed that in the selection confirmation data packet end of identification field in the packet header of response message
Beam identification.By this method, it can determine and continuous data packet is confirmed, single report can only be recorded compared to the prior art
The mode of text number confirms execution that is more efficient, and being more advantageous to selective retransmission.
Fig. 2 shows the packet header for being in response to information part field.
In order to carry out the operation of reasonability packet loss in Living Network congestion.In this method, transport protocol middle wrapping head is carried out
It improves, increasing indicates that the field of the medium type of data packet is being closed to distinguish audio data and video data
Video data is preferentially abandoned when rationality packet loss.Media type field can be set in the extended field in the packet header of transport protocol,
Media type field can be only included, can also include media length, timestamp, reserved field etc..In this method, connect Mai Hecheng
When server receives data packet from change server, knows from the media type field in the packet header of this data packet and record this number
According to the medium type of packet, this medium type is video or audio, connects wheat synthesis server in the network transmission quality of Living Network
When being unsatisfactory for preset standard, the data packet that part of media type is video is abandoned.
It is also further processed after also being synthesized to audio, video data in step 4.Webrtc scheme is used to audio data,
The operations such as echo cancellor, denoising, gain algorithm, mute detection are carried out, also carry out stereo process using audiomixing module,
Optimize sonic boom phenomenon.Video data according to default rendering template such as small one and large one synthesized, final audio-video generated data
Cdn server is sent to by standard rtmp agreement.
Fig. 3 is the structure chart for the device that access live streaming connects wheat in embodiment, this device is applied to even wheat synthesis server, packet
It includes:
First receiving module, for being requested from the company wheat for being used to indicate at least one Lian Maiduan for receiving the transmission of main broadcaster end;
Selecting module, for selecting an at least change server for even wheat end;
First sending module, for by the identification notification of change server to corresponding Lian Maiduan;
Second receiving module, for receiving the audio, video data of corresponding Lian Maiduan from change server;
Synthesis module, for closing the audio, video data of all Lian Maiduan with the audio, video data received from main broadcaster's termination
At;
Second sending module is sent to CDN direct broadcast server for the data after synthesizing synthesis module.
Wherein,
Selecting module is used to connect using following methods a wheat end selection at least change server: determining the ownership of each Lian Maiduan
Ground selects a change server in great Qu clustered node belonging to this ownership place to belong to the company wheat end on same home ground.Tool
Body, it obtains the loading level of each server in great Qu clustered node and loading level is selected to be less than the clothes for presetting load threshold
Device be engaged in as change server, and/or, it obtains the link delay of each change server in great Qu clustered node and link is selected to prolong
It is less than the server of default link delay threshold value late as change server.Selecting module is also used for following methods and obtains greatly
The loading level of each server in area's clustered node: obtain great Qu clustered node in each server real time load degree and
Weighting coefficient, using the real time load degree of each server and the product of weighting coefficient as the loading level of this server.
The present apparatus further includes respond module, for returning after receiving data packet from change server to change server
When response message, the continuous data packet having confirmed that is added in the selection confirmation packet length field in the packet header of response message
Number adds rising for the continuous data packet having confirmed that in the selection confirmation data packet origin identification field in the packet header of response message
Begin mark, adds the continuous data packet having confirmed that in the selection confirmation data packet end of identification field in the packet header of response message
End of identification.
The present apparatus further includes processing module, for when receiving data packet from change server, from the packet of this data packet
The medium type of this data packet is known and recorded to the media type field of head, this medium type is video or audio, connects Mai Hecheng
Server abandons the data that part of media type is video when the network transmission quality of Living Network is unsatisfactory for preset standard
Packet.
The invention has the advantages that selecting best access node to ensure that transmission line is best, by transport protocol
Packet header, which improves, ensure that transmission quality;Audio optimization technology guarantees visual/audio effects.
Descriptions above can combine implementation individually or in various ways, and these variants all exist
Within protection scope of the present invention.
Those of ordinary skill in the art will appreciate that all or part of the steps in the above method can be instructed by program
Related hardware is completed, and described program can store in computer readable storage medium, such as read-only memory, disk or CD
Deng.Optionally, one or more integrated circuits also can be used to realize, accordingly in all or part of the steps of above-described embodiment
Ground, each module/unit in above-described embodiment can take the form of hardware realization, can also use the shape of software function module
Formula is realized.The present invention is not limited to the combinations of the hardware and software of any particular form.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that including the article of a series of elements or equipment not only includes those elements, but also including not having
There is the other element being expressly recited, or further includes for this article or the intrinsic element of equipment.Do not limiting more
In the case where system, the element that is limited by sentence " including ... ", it is not excluded that in the article or equipment for including the element
There is also other identical elements.
The above examples are only used to illustrate the technical scheme of the present invention and are not limiting, reference only to preferred embodiment to this hair
It is bright to be described in detail.Those skilled in the art should understand that can modify to technical solution of the present invention
Or equivalent replacement should all cover in claim model of the invention without departing from the spirit and scope of the technical solution of the present invention
In enclosing.
Claims (10)
1. a kind of access live streaming connects the method for wheat characterized by comprising
Main broadcaster end and Lian Maiduan are logged in by xmpp signaling connects wheat synthesis server, and even wheat synthesis server receives main broadcaster end and sends
Be used to indicate at least one Lian Maiduan company wheat request, even wheat synthesis server by company of signaling wheat end unlatching audio-video
Plug-flow selects an at least change server for the even wheat end, and for connecting wheat end p2p plug-flow, the change server is not cached
Data only carry out real-time Transmission;By the identification notification of change server to corresponding Lian Maiduan, received from change server corresponding
The audio, video data of Lian Maiduan, after the audio, video data of all Lian Maiduan is synthesized with from the audio, video data that receives of main broadcaster's termination
It is sent to CDN direct broadcast server;
It is described to include: for the even wheat end selection change server
It determines the ownership place of each Lian Maiduan, selects great Qu cluster section belonging to this ownership place to belong to the company wheat end on same home ground
A change server in point.
2. access live streaming as described in claim 1 connects the method for wheat, which is characterized in that described is the company for belonging to same home ground
It includes: to obtain in the great Qu clustered node that Mai Duan, which selects the change server in great Qu clustered node belonging to this ownership place,
Each server loading level and select loading level to be less than the server of default load threshold as change server, and/
Or, obtaining the link delay of each change server in the great Qu clustered node and link delay being selected to be less than default link delay
The server of threshold value is as change server.
3. access live streaming as claimed in claim 2 connects the method for wheat, which is characterized in that described to obtain the great Qu clustered node
In each server loading level include: obtain each server in the great Qu clustered node real time load degree and plus
Weight coefficient, using the real time load degree of each server and the product of weighting coefficient as the loading level of this server.
4. access live streaming as described in claim 1 connects the method for wheat, which is characterized in that
The even wheat synthesis server from the change server receive data packet after to the change server returning response
When information, for the continuous data packet having confirmed that is added in the selection confirmation packet length field in the packet header of response message
Number adds the starting for the continuous data packet having confirmed that in the selection confirmation data packet origin identification field in the packet header of response message
Mark adds the knot for the continuous data packet having confirmed that in the selection confirmation data packet end of identification field in the packet header of response message
Beam identification.
5. access live streaming as described in claim 1 connects the method for wheat, which is characterized in that
When company's wheat synthesis server receives data packet from the change server, the media class from the packet header of this data packet
The medium type of this data packet is known and recorded to type-word section, this medium type is video or audio, the even wheat synthesis server
When the network transmission quality of Living Network is unsatisfactory for preset standard, the data packet that part of media type is video is abandoned.
6. a kind of access live streaming connects the device of wheat, it is applied to even wheat synthesis server characterized by comprising
First receiving module, for receiving the company wheat request for being used to indicate at least one Lian Maiduan of main broadcaster end transmission, Zhu Boduan
Even wheat synthesis server is logged in by xmpp signaling with Lian Maiduan;
Selecting module, for the use of following methods being that the even wheat end selects an at least change server: determining each Lian Maiduan's
Ownership place selects a Transformation Service in great Qu clustered node belonging to this ownership place to belong to the company wheat end on same home ground
Device, for connecting wheat end p2p plug-flow, the change server is not data cached, only carries out real-time Transmission;The even wheat Composite service
Device opens audio-video plug-flow by the company of signaling wheat end;
First sending module, for by the identification notification of change server to corresponding Lian Maiduan;
Second receiving module, for receiving the audio, video data of corresponding Lian Maiduan from change server;
Synthesis module, for synthesizing the audio, video data of all Lian Maiduan with the audio, video data received from main broadcaster's termination;
Second sending module, for the data after synthesis module synthesis to be sent to CDN direct broadcast server.
7. the device that access live streaming as claimed in claim 6 connects wheat, which is characterized in that
The selecting module is also used to obtain the loading level of each server in the great Qu clustered node and selects load journey
Degree is less than the server of default load threshold as change server, and/or, it obtains and respectively converts clothes in the great Qu clustered node
The link delay of business device simultaneously selects link delay to be less than the server of default link delay threshold value as change server.
8. the device that access live streaming as claimed in claim 7 connects wheat, which is characterized in that
The selecting module is also used for the load journey for each server that following methods obtain in the great Qu clustered node
Degree: the real time load degree and weighting coefficient of each server in the great Qu clustered node are obtained, by the real-time of each server
Loading level of the product of loading level and weighting coefficient as this server.
9. the device that access live streaming as claimed in claim 6 connects wheat, which is characterized in that
Further include respond module, is rung for being returned after receiving data packet from the change server to the change server
When answering information, for the continuous data packet having confirmed that is added in the selection confirmation packet length field in the packet header of response message
Number adds the starting for the continuous data packet having confirmed that in the selection confirmation data packet origin identification field in the packet header of response message
Mark adds the knot for the continuous data packet having confirmed that in the selection confirmation data packet end of identification field in the packet header of response message
Beam identification.
10. the device that access live streaming as claimed in claim 6 connects wheat, which is characterized in that
It further include processing module, for the matchmaker when receiving data packet from the change server, from the packet header of this data packet
The medium type of this data packet is known and recorded to body type field, this medium type is video or audio, the even wheat synthesis clothes
Device be engaged in when the network transmission quality of Living Network is unsatisfactory for preset standard, abandons the data packet that part of media type is video.
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CN201911175261.6A CN110881135B (en) | 2017-10-20 | 2017-10-20 | Method, device, equipment and medium for optimizing microphone-connected transmission protocol |
CN201710999092.2A CN107819833B (en) | 2017-10-20 | 2017-10-20 | A kind of access live streaming connects the method and device of wheat |
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CN108881378A (en) * | 2018-05-02 | 2018-11-23 | 象翌微链科技发展有限公司 | A kind of transmission method of file, system and equipment |
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