CN105847902A - Code stream data scheduling method and server - Google Patents
Code stream data scheduling method and server Download PDFInfo
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- CN105847902A CN105847902A CN201610262865.4A CN201610262865A CN105847902A CN 105847902 A CN105847902 A CN 105847902A CN 201610262865 A CN201610262865 A CN 201610262865A CN 105847902 A CN105847902 A CN 105847902A
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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
- H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
- H04N21/2662—Controlling the complexity of the video stream, e.g. by scaling the resolution or bitrate of the video stream based on the client capabilities
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/61—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio
- H04L65/612—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio for unicast
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/60—Scheduling or organising the servicing of application requests, e.g. requests for application data transmissions using the analysis and optimisation of the required network resources
-
- 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
- H04N21/26208—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 the scheduling operation being performed under constraints
- H04N21/26233—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 the scheduling operation being performed under constraints involving content or additional data duration or size, e.g. length of a movie, size of an executable file
-
- 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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4621—Controlling the complexity of the content stream or additional data, e.g. lowering the resolution or bit-rate of the video stream for a mobile client with a small screen
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Computer Networks & Wireless Communication (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The embodiment of the invention provides a code stream data scheduling method and a server. The data stream data scheduling method and the server are configured to realize flexibly schedule code stream data for a terminal. The method comprises: the server determines the code stream of the data to be played of the terminal according to the network bandwidth information of the terminal, and the server schedules the determined code stream of the data to be played to the terminal.
Description
Technical field
The present embodiments relate to video technique field, particularly relate to a kind of bit stream data dispatching method and clothes
Business device.
Background technology
Code stream (Data Rate) refers to the data traffic that video file used within the unit interval, also cries
Code check or rate bit stream, be one of most important part during image quality controls in Video coding.Video literary composition
The code stream of part is the biggest, and in instruction sheet bit time, sampling rate is the biggest, and the precision of data stream is the highest, processes
File out is just closer to original document, and picture quality is the highest, and image quality is the most clear.
At present, during medium living broadcast or order program service, media asset management system is according to terminal
Type is the data that different terminals selects different code streams, and terminal plays media asset management system is it
The bit stream data selected.Such as, return, for mobile terminal, the bit stream data that definition is relatively low, for TV
(television) terminal returns the bit stream data that definition is higher.
In prior art, media asset management system is the number of the terminal identical code stream of selection of same type
According to, this technical scheme cannot realize the flexible dispatching of bit stream data.
Summary of the invention
The embodiment of the present invention provides a kind of bit stream data dispatching method and server, in order to realizing is neatly
Terminal scheduling bit stream data.
The embodiment of the present invention provides a kind of bit stream data dispatching method, including:
Server, according to the network bandwidth information of terminal, determines the code stream of the data to be played of described terminal;
Described server by the code stream scheduling of data described to be played that determines to described terminal.
The embodiment of the present invention provides a kind of server, including:
Processing unit, for the network bandwidth information according to terminal, determines the data to be played of described terminal
Code stream;
Scheduling unit, for the code stream scheduling of data described to be played that determined by described processing unit to institute
State terminal.
In the bit stream data dispatching method of embodiment of the present invention offer and server, server has acquisition eventually
The function of the network bandwidth information of end, server, according to the network bandwidth information of terminal, determines this terminal
The code stream of data to be played, therefore the network bandwidth of this terminal disclosure satisfy that the terminal that Play Server determines
The code stream of data to be played, and then realize server and adjust for terminal neatly according to the network bandwidth of terminal
Degree bit stream data.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that under,
Accompanying drawing during face describes is some embodiments of the present invention, for those of ordinary skill in the art,
On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is bit stream data dispatching method embodiment flow chart of the present invention;
Fig. 2 is server example structural representation of the present invention;
Fig. 3 is server example structural representation of the present invention.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with this
Accompanying drawing in bright embodiment, is clearly and completely described the technical scheme in the embodiment of the present invention,
Obviously, described embodiment is a part of embodiment of the present invention rather than whole embodiments.Based on
Embodiment in the present invention, those of ordinary skill in the art are obtained under not making creative work premise
The every other embodiment obtained, broadly falls into the scope of protection of the invention.
Code stream (Data Rate) refers to the data traffic that video file used within the unit interval, is also code
Rate or rate bit stream, be one of most important part during image quality controls in Video coding.Video file
Code stream is the biggest, and in instruction sheet bit time, sampling rate is the biggest, and the precision of data stream is the highest, deals
File is just closer to original document, and picture quality is the highest, and image quality is the most clear.Pass through equation below
Calculating code stream, generally, the unit of code stream is Kb/s or Mb/s.
Code stream=sample rate × bit number × sound channel
There are differences owing to being positioned at the terminal place network environment of heterogeneous networks position, heterogeneous networks position
The network bandwidth of terminal may be different, and in prior art, media asset management system is by the number of fixing code stream
According to being scheduled to the terminal of fixed type, the terminal that frequently can lead to the network bandwidth relatively big (network speed is higher) is broadcast
The image quality put is the most clear, the decoding terminals overlong time of the network bandwidth less (network speed is relatively low)
And make picture the most smooth.Owing to media asset management system does not has network bandwidth information, therefore media
The asset management system does not accounts for the factor of the network bandwidth of terminal when for terminal option code flow data.
A kind of bit stream data dispatching method of embodiment of the present invention offer and server, can apply to media
Direct broadcast service or media-on-demand service.Medium living broadcast is alternatively referred to as live streaming media, live streaming media master
If with streaming protocol by video file transfer to terminal, watching online for user;Can also adopt from video
Collection, compressed software receive live video stream, more live to terminal with streaming protocol.Wherein, streaming protocol
Including RTP (Real-time Transport Protocol, RTP)/real-time streaming protocol (Real-Time
Streaming Protocol, RTSP), multimedia service (Multi Media Service, MMS),
Real-time transmitting media agreement (Real-time Transport Media Protocol, RTMP) etc..With matchmaker
Body is live similar, and media-on-demand is alternatively referred to as streaming media on demand, and streaming media on demand is by user's program request
Video file transfer, to terminal, is watched for user.
In the embodiment of the present invention when for terminal option code flow data, it is contemplated that the network bandwidth of terminal is to code
Stream impact.In medium living broadcast service or media-on-demand service process, the embodiment of the present invention considers clothes
Business device, according to the network bandwidth information of terminal, determines the code stream of the data to be played of this terminal, and therefore this is whole
The network bandwidth of end disclosure satisfy that the code stream of the data to be played of the terminal that Play Server determines, server
The code stream address of the data to be played determined is scheduled to terminal, in order to terminal is broadcast according to this code stream address
Put bit stream data, and then realize the server network bandwidth according to terminal neatly for terminal scheduling code stream number
According to.
The server that the present embodiments relate to can be dispatch server, it is also possible to be to have acquisition network
Other equipment of bandwidth information function, do not limit at this.
The terminal that the present embodiments relate to is that may refer to be connected with server, provide a user with number
According to the connective equipment of playing function, terminal can be wireless terminal device, it is also possible to be wired end
End equipment.Wireless terminal device can be mobile terminal device, as mobile phone (or be referred to as " honeycomb "
Phone) and there is the computer of mobile terminal device, for example, it may be portable, pocket, hand
Hold formula, built-in computer or vehicle-mounted mobile device.Line termination unit can be cable television,
Computer of wired connection etc..
The embodiment of the present invention provides a kind of bit stream data dispatching method and server, in order to realize neatly
For terminal scheduling bit stream data.Wherein, method and server based on same inventive concept, due to
The principle that method and server solve problem is similar, and therefore server can mutually be joined with the enforcement of method
See, repeat no more in place of repetition.
A kind of bit stream data dispatching method and server that the embodiment of the present invention provide are described in detail below.
As it is shown in figure 1, a kind of bit stream data dispatching method that the embodiment of the present invention provides, including:
S101, server, according to the network bandwidth information of terminal, determine the code stream of the data to be played of terminal;
S102, server by the code stream scheduling of data to be played that determines to terminal.
In the present embodiment, the definition of the picture presented when being played according to data is to divide the code stream of data
Type, such as code stream can include super clear code stream, high definition code stream, SD code stream, smooth code stream etc.,
But it is not limited to this.The most such as code stream can include 1080P, 720P etc., it should be noted that this
Embodiment does not limit to the type of code stream under the dividing mode of code stream and different demarcation mode, can be according to existing
Have defined in technology.
The present embodiment can there be following three kinds of methods realize the server network bandwidth information according to terminal,
Determine the code stream of the data to be played of terminal.
Method one
Server according to the time range belonging to the reproduction time of the data to be played of terminal and sets in advance
The time range put and the corresponding relation of code stream, determine the code stream of the data to be played of terminal, time range
The network bandwidth that the time range instruction different from the corresponding relation of code stream is different.
Can pre-set the corresponding relation of time range and code stream by the following method:
For a time range, add up the network bandwidth of terminal in this time range.Wherein it is possible to root
Add up according to historical data or empirical value and change the network bandwidth of terminal in time range;The net of the terminal of statistics
Network bandwidth can be the mean value of the network bandwidth of terminal in this time range, it is also possible to be this time range
The network bandwidth scope of interior terminal, it is possible to embody the network bandwidth state of terminal in this time range,
Do not limit at this.
The network bandwidth of the terminal according to statistics selects the code stream of data so that at the network of the terminal of statistics
Under bandwidth condition, terminal can preferably play these data, so-called terminal according to the code stream of the data selected
Preferably played data refers to, during terminal plays data, image quality is clear and smooth.By time range with
The corresponding relation of the code stream of the data selected is as the corresponding relation of this time range Yu code stream.
Determine that this different time scope is corresponding with code stream the most according to the method described above for different time scope
Relation.
Such as, most people in the morning on weekdays is all on duty, at this moment between in the range of, access network
Number of users less, the network bandwidth of terminal is relatively big, can be the data of terminal selection high definition code stream,
The most workaday morning high definition code stream corresponding to this time range data.The most such as, at night 20
O'clock in the time range of 22 o'clock, the number of users accessing network is more, and the network bandwidth of terminal is tighter
, can be the data of the smooth code stream of terminal selection, the therefore time range pair in 20 o'clock to 22 o'clock evening
The data of the smooth code stream answered.
Method two
Network bandwidth utilization factor during server prediction terminal plays data to be played;
Wherein, when server can predict terminal plays data to be played according to historical data or empirical value
Network bandwidth utilization factor, it is also possible to by other devices prediction terminal plays data to be played time Netowrk tape
Wide utilization rate, on the network bandwidth utilization factor during terminal plays data to be played that these other devices will be predicted
Offer server.Network bandwidth utilization factor is equal to the ratio of the actually used network bandwidth with overall network bandwidth.
Server is according to the network bandwidth utilization factor during terminal plays data to be played predicted, by searching
The network bandwidth utilization factor pre-set and the corresponding relation of code stream, determine the code of the data to be played of terminal
Stream.
Network bandwidth utilization factor pass corresponding with code stream can be pre-set according to historical data or empirical value
System.Wherein, network bandwidth utilization factor can be a network bandwidth utilization factor numerical value, it is also possible to be network
Bandwidth availability ratio scope, does not limits at this.
Such as, network bandwidth utilization factor is in the range of 0 to 60%, and corresponding code stream is high definition code stream;Net
Network bandwidth availability ratio is in the range of 61% to 80%, and corresponding code stream is SD code stream.
Method three
Card during server prediction terminal plays data to be played pauses ratio;
Server blocks a ratio and the corresponding relation blocking time ratio and code stream pre-set according to predict,
Determine the code stream of the data to be played of terminal.
Wherein, card ratio is equal to terminal quantity and the total number of terminals that Caton phenomenon occurs during terminal plays data
Amount ratio, such as 1000 station terminals just in played data, 30 station terminal generation Caton phenomena, then this
Time card ratio equal to 30/1000.Card ratio may indicate that the network bandwidth;Card ratio is the biggest, and Netowrk tape is described
Width is the least, and network speed is the slowest, and now terminal is suitable for the data that broadcast code flow is relatively low, such as smooth bit stream data,
SD bit stream data;Card ratio is the least, illustrates that the network bandwidth is the biggest, and network speed is the fastest, and now terminal is suitable for
The data that broadcast code flow is higher, such as high definition bit stream data, super clear bit stream data.
Server can predict card during terminal plays data to be played according to historical data or empirical value
Pause ratio, and historical data or empirical value can be added up when played data by terminal player and obtain, then on
Offer server.
Server can pre-set card according to historical data or empirical value and close than corresponding with code stream
System.
In the present embodiment S102, server by the code stream scheduling of data to be played that determines to terminal, optional
, the address of the code stream of the data to be played determined is scheduled to terminal by server.
It should be noted that the present embodiment does not limit to the code stream of data to be played that server will determine
Be scheduled to the implementation of terminal, it is possible to realize server by the code stream scheduling of data to be played that determines to
Terminal.
A kind of bit stream data dispatching method that the embodiment of the present invention provides, can apply to medium living broadcast service
Or media-on-demand service.In medium living broadcast service or media-on-demand service process, server according to
The network bandwidth information of terminal, determines the code stream of the data to be played of this terminal, the therefore network of this terminal
Bandwidth disclosure satisfy that the code stream of the data to be played of the terminal that Play Server determines, server will determine
The code stream address of data to be played is scheduled to terminal, in order to terminal is according to this code stream address broadcast code flow number
According to, and then realize the server network bandwidth according to terminal neatly for terminal scheduling bit stream data.
Based on above example, the embodiment of the present invention additionally provides a kind of server, and this server is permissible
Using the method that embodiment corresponding for Fig. 1 provides, refering to shown in Fig. 2, server 200 includes: place
Reason unit 201 and scheduling unit 202.
Processing unit 201, for the network bandwidth information according to terminal, determines the number to be played of terminal
According to code stream;
Scheduling unit 202, for the code stream scheduling of data to be played that determined by processing unit 201 to eventually
End.
Wherein, the definition of the picture presented when being played according to data to divide the code stream type of data,
Code stream can include super clear code stream, high definition code stream, SD code stream, smooth code stream etc., but is not limited to
This.It should be noted that the present embodiment does not limit to code under the dividing mode of code stream and different demarcation mode
The type of stream, can be according to defined in prior art.
Optionally, processing unit 201 specifically for:
The time range belonging to reproduction time according to data to be played and the time range pre-set
With the corresponding relation of code stream, determining the code stream of the data to be played of terminal, time range is corresponding with code stream
The network bandwidth that time range instructions different in relation is different.
Optionally, processing unit 201 is additionally operable to:
Pre-set the corresponding relation of time range and code stream.
Processing unit 201 can pre-set the corresponding relation of time range and code stream by the following method:
For a time range, add up the network bandwidth of terminal in this time range.Wherein it is possible to root
Add up according to historical data or empirical value and change the network bandwidth of terminal in time range;The net of the terminal of statistics
Network bandwidth can be the mean value of the network bandwidth of terminal in this time range, it is also possible to be this time range
The network bandwidth scope of interior terminal, it is possible to embody the network bandwidth state of terminal in this time range,
Do not limit at this.
The network bandwidth of the terminal according to statistics selects the code stream of data so that at the network of the terminal of statistics
Under bandwidth condition, terminal can preferably play these data, so-called terminal according to the code stream of the data selected
Preferably played data refers to, during terminal plays data, image quality is clear and smooth.By time range with
The corresponding relation of the code stream of the data selected is as the corresponding relation of this time range Yu code stream.
Determine that this different time scope is corresponding with code stream the most according to the method described above for different time scope
Relation.
Optionally, processing unit 201 specifically for:
Network bandwidth utilization factor during prediction terminal plays data to be played;
Close according to network bandwidth utilization factor and the network bandwidth utilization factor that pre-sets are corresponding with code stream
System, determines the code stream of the data to be played of terminal.
Optionally, processing unit 201 is additionally operable to:
Network bandwidth utilization factor and the corresponding relation of code stream.
Processing unit 201 can according to historical data or empirical value pre-set network bandwidth utilization factor with
The corresponding relation of code stream.Wherein, network bandwidth utilization factor can be a network bandwidth utilization factor numerical value,
Can also be network bandwidth utilization factor scope, not limit at this.
Optionally, processing unit 201 specifically for:
Card during prediction terminal plays data to be played pauses ratio, card than being used for indicating the network bandwidth, card
Ratio is the biggest, and network bandwidth during terminal plays data to be played is the least;
Card the ratio according to card ratio and pre-set and the corresponding relation of code stream, determine treating of terminal
The code stream of played data.
Wherein, card ratio is equal to terminal quantity and the total number of terminals that Caton phenomenon occurs during terminal plays data
The ratio of amount.Card ratio may indicate that the network bandwidth;Card ratio is the biggest, illustrates that the network bandwidth is the least, net
Speed is the slowest, and now terminal is suitable for the data that broadcast code flow is relatively low, such as smooth bit stream data, SD code stream
Data;Card ratio is the least, illustrates that the network bandwidth is the biggest, and network speed is the fastest, and now terminal is suitable for broadcast code flow
Higher data, such as high definition bit stream data, super clear bit stream data.
Optionally, processing unit 201 is additionally operable to:
Pre-set card than the corresponding relation with code stream.
Processing unit 201 can pre-set card ratio and code stream according to historical data or empirical value
Corresponding relation.
The related description of a kind of server that the embodiment of the present invention provides may refer to the embodiment of the present invention to be provided
A kind of bit stream data dispatching method, in order to realize as above bit stream data dispatching method, in place of repetition no longer
Repeat.
It should be noted that the division to unit is schematic in the embodiment of the present invention, the most only one
Kind of logic function divides, and actual can have other dividing mode when realizing.It addition, it is each in the application
Each functional unit in individual embodiment can be integrated in a processing unit, it is also possible to is unit
Individually it is physically present, it is also possible to two or more unit are integrated in a unit.Above-mentioned integrated
Unit both can realize to use the form of hardware, it would however also be possible to employ the form of SFU software functional unit is real
Existing.
If described integrated unit realizes and as independent product using the form of SFU software functional unit
When selling or use, can be stored in a computer read/write memory medium.Based on such reason
Solve, part that prior art is contributed by the technical scheme of the application the most in other words or this skill
Completely or partially can embodying with the form of software product of art scheme, this computer software product
It is stored in a storage medium, including some instructions with so that a computer equipment (can be
Personal computer, server, or the network equipment etc.) or processor (processor) perform this Shen
Please all or part of step of method described in each embodiment.And aforesaid storage medium includes: USB flash disk,
Portable hard drive, read-only storage (ROM, Read-Only Memory), random access memory
(RAM, Random Access Memory), magnetic disc or CD etc. are various can store program
The medium of code.
Based on above example, present invention also offers a kind of server, this server can use Fig. 1
The method that corresponding embodiment provides, can be the equipment identical with the server shown in Fig. 2.Refer to
Shown in Fig. 3, this server 300 includes: processor 301, transceiver 302, bus 303 and
Memory 304, wherein:
Processor 301, transceiver 302 and memory 304 are connected with each other by bus 303;Always
Line 303 can be that (peripheral component interconnect is called for short Peripheral Component Interconnect standard
PCI) bus or EISA (extended industry standard architecture,
It is called for short EISA) bus etc..Described bus can be divided into address bus, data/address bus, control bus
Deng.For ease of represent, Fig. 3 only represents with a thick line, it is not intended that only a bus or
A type of bus.
Wherein, in server 300, processor 301 is used for realizing the process list of server 200 in Fig. 2
The correlation function of unit 201, in server 300, transceiver 302 is used for realizing server 200 in Fig. 2
The correlation function of scheduling unit 202.This server 300 also includes memory 304, is used for depositing
Program etc..Specifically, program can include program code, and this program code includes that computer operation refers to
Order.Memory 304 may comprise random access memory (random access memory, RAM),
It is likely to also include nonvolatile memory (non-volatile memory), for example, at least one magnetic
Disk storage.Processor 301 performs the application program that memory 304 is deposited, it is achieved as above code stream
Data dispatching method.
Device embodiment described above is only schematically, wherein said illustrates as separating component
Unit can be or may not be physically separate, the parts shown as unit can be or
Person may not be physical location, i.e. may be located at a place, or can also be distributed to multiple network
On unit.Some or all of module therein can be selected according to the actual needs to realize the present embodiment
The purpose of scheme.Those of ordinary skill in the art are not in the case of paying performing creative labour, the most permissible
Understand and implement.
Through the above description of the embodiments, those skilled in the art is it can be understood that arrive each reality
The mode of executing can add the mode of required general hardware platform by software and realize, naturally it is also possible to by firmly
Part.Based on such understanding, the portion that prior art is contributed by technique scheme the most in other words
Dividing and can embody with the form of software product, this computer software product can be stored in computer can
Read in storage medium, such as ROM/RAM, magnetic disc, CD etc., including some instructions with so that one
Computer equipment (can be personal computer, server, or the network equipment etc.) performs each to be implemented
The method described in some part of example or embodiment.
Last it is noted that above example is only in order to illustrate technical scheme, rather than to it
Limit;Although the present invention being described in detail with reference to previous embodiment, the ordinary skill of this area
Personnel it is understood that the technical scheme described in foregoing embodiments still can be modified by it, or
Person carries out equivalent to wherein portion of techniques feature;And these amendments or replacement, do not make corresponding skill
The essence of art scheme departs from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a bit stream data dispatching method, it is characterised in that including:
Server, according to the network bandwidth information of terminal, determines the code stream of the data to be played of described terminal;
Described server by the code stream scheduling of data described to be played that determines to described terminal.
Method the most according to claim 1, it is characterised in that server is according to the Netowrk tape of terminal
Wide information, determines the code stream of the data to be played of described terminal, including:
Described server is according to the time range belonging to the reproduction time of described data to be played and in advance
The time range arranged and the corresponding relation of code stream, determine the code stream of the data to be played of described terminal, institute
State the network bandwidth that the time range time range instruction different from the corresponding relation of code stream is different.
Method the most according to claim 1, it is characterised in that server is according to the Netowrk tape of terminal
Wide information, determines the code stream of the data to be played of described terminal, including:
Network bandwidth utilization factor during data to be played described in terminal plays described in described server prediction;
Described server is according to described network bandwidth utilization factor and the network bandwidth utilization factor that pre-sets
With the corresponding relation of code stream, determine the code stream of the data to be played of described terminal.
Method the most according to claim 1, it is characterised in that server is according to the Netowrk tape of terminal
Wide information, determines the code stream of the data to be played of described terminal, including:
Card during data to be played described in terminal plays described in described server prediction pauses ratio, and described card pauses ratio
For indicating the network bandwidth, the described card ratio that pauses is the biggest, net during data to be played described in described terminal plays
Network bandwidth is the least;
Described server according to described card pause ratio and the card that pre-sets than and the corresponding relation of code stream,
Determine the code stream of the data to be played of described terminal.
5. according to the arbitrary described method of Claims 1-4, it is characterised in that described code stream include with
One of lower or combination:
Super clear code stream, high definition code stream, SD code stream, smooth code stream.
6. a server, it is characterised in that including:
Processing unit, for the network bandwidth information according to terminal, determines the data to be played of described terminal
Code stream;
Scheduling unit, for the code stream scheduling of data described to be played that determined by described processing unit to institute
State terminal.
Server the most according to claim 6, it is characterised in that described processing unit specifically for:
The time range belonging to reproduction time according to described data to be played and the time pre-set
Scope and the corresponding relation of code stream, determine the code stream of the data to be played of described terminal, described time range
The network bandwidth that the time range instruction different from the corresponding relation of code stream is different.
Server the most according to claim 6, it is characterised in that described processing unit specifically for:
Predict network bandwidth utilization factor during data to be played described in described terminal plays;
Right according to described network bandwidth utilization factor and the network bandwidth utilization factor that pre-sets and code stream
Should be related to, determine the code stream of the data to be played of described terminal.
Server the most according to claim 6, it is characterised in that described processing unit specifically for:
Card when predicting data to be played described in described terminal plays pauses ratio, and described card pauses ratio for indicating net
Network bandwidth, the described card ratio that pauses is the biggest, and described in described terminal plays, network bandwidth during data to be played is the least;
According to described card pause ratio and the card that pre-sets than and the corresponding relation of code stream, determine described
The code stream of the data to be played of terminal.
10. according to the arbitrary described server of claim 6 to 9, it is characterised in that described stream packet
Include one below or combination:
Super clear code stream, high definition code stream, SD code stream, smooth code stream.
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