CN108055594A - Implementation method, device, computer equipment and the storage medium of edge section - Google Patents
Implementation method, device, computer equipment and the storage medium of edge section Download PDFInfo
- Publication number
- CN108055594A CN108055594A CN201711121316.6A CN201711121316A CN108055594A CN 108055594 A CN108055594 A CN 108055594A CN 201711121316 A CN201711121316 A CN 201711121316A CN 108055594 A CN108055594 A CN 108055594A
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- China
- Prior art keywords
- slice position
- video stream
- live video
- section
- position mark
- Prior art date
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Classifications
-
- 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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/845—Structuring of content, e.g. decomposing content into time segments
- H04N21/8456—Structuring of content, e.g. decomposing content into time segments by decomposing the content in the time domain, e.g. in time segments
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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]
- H04N21/60—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
- H04N21/632—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 using a connection between clients on a wide area network, e.g. setting up a peer-to-peer communication via Internet for retrieving video segments from the hard-disk of other client devices
-
- 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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/85—Assembly of content; Generation of multimedia applications
- H04N21/854—Content authoring
- H04N21/8547—Content authoring involving timestamps for synchronizing content
Abstract
The invention discloses implementation method, device, computer equipment and the storage mediums of edge section, center source station can add in slice position mark in the live video stream for being sent to fringe node, so, fringe node can be marked according to slice position, sectioning is carried out to the live video stream got, so that the section content that each fringe node obtains is consistent, and then can efficiently carry out P2P and share, improve P2P and share rate etc..
Description
【Technical field】
The present invention relates to video processing technique, more particularly to the implementation method of edge section, device, computer equipment and deposit
Storage media.
【Background technology】
Peer-to-peer network (P2P, Peer-to-Peer) is a kind of technology more commonly used at present, can be defined as：Network
Participant shares a part of hardware resource that they are possessed, these shared resources, can quilt by network offering services and content
Other equity Peer are directly accessed without being subjected to intermediate entities, and the participant in this network is both resource, service and content
Supplier, and be that resource, service and content obtain taker.
P2P technologies can be applied to many scenes, such as net cast, can solve solve under C/S net cast patterns
Server end resource and bandwidth pressure it is excessive, user volume promoted after video quality reduce the problems such as.
Each fringe node can cut into slices to live video stream after the live video stream from center source station is got,
P2P is carried out based on obtained section to share.
But in the prior art, each fringe node is individually cut into slices, and is not synchronized each other, so as to cause each
Section content that a fringe node obtains is different, and then leads to not efficiently to carry out P2P to share.
【The content of the invention】
In view of this, the present invention provides implementation method, device, computer equipment and the storage medium of edge section, energy
It enough promotes P2P and shares rate.
Specific technical solution is as follows：
A kind of implementation method of edge section, including：
Fringe node obtains the live video stream from center source station；
The fringe node is marked according to the slice position carried in the live video stream, and the live video is flowed into
Row sectioning.
According to one preferred embodiment of the present invention, the slice position mark includes：Supplemental enhancement information SEI timestamp marks
Note.
According to one preferred embodiment of the present invention, the slice position mark is located at before the I frames in the live video stream.
According to one preferred embodiment of the present invention, this method further comprises：
The fringe node is identified first section got according to ad hoc fashion.
According to one preferred embodiment of the present invention, the fringe node to get first section according to ad hoc fashion into
Line identifier includes：
The fringe node marks before determining the first I frames of first section with the presence or absence of the slice position；
If being not present, described first section is identified according to ad hoc fashion.
A kind of implementation method of edge section, including：
Center source station adds in slice position mark into live video stream；
The live video stream for carrying the slice position mark is sent to fringe node by the center source station, with toilet
It states fringe node to mark according to the slice position, sectioning is carried out to the live video stream.
According to one preferred embodiment of the present invention, the slice position mark includes：Supplemental enhancement information SEI timestamp marks
Note.
According to one preferred embodiment of the present invention, the slice position mark is located at before the I frames in the live video stream.
A kind of realization device of edge section, including：Acquiring unit and section unit；
The acquiring unit, for obtaining the live video stream from center source station；
The section unit for being marked according to the slice position carried in the live video stream, regards the live streaming
Frequency stream carries out sectioning.
According to one preferred embodiment of the present invention, the slice position mark includes：Supplemental enhancement information SEI timestamp marks
Note.
According to one preferred embodiment of the present invention, the slice position mark is located at before the I frames in the live video stream.
According to one preferred embodiment of the present invention, the section unit is further used for,
First section got is identified according to ad hoc fashion.
According to one preferred embodiment of the present invention, it is described section unit determine it is described first section first I frames before whether
There are slice position marks, if being not present, described first section is identified according to ad hoc fashion.
A kind of realization device of edge section, including：Indexing unit and transmitting element；
The indexing unit, for adding in slice position mark into live video stream；
The transmitting element, for the live video stream for carrying the slice position mark to be sent to fringe node,
So that the fringe node is marked according to the slice position, sectioning is carried out to the live video stream.
According to one preferred embodiment of the present invention, the slice position mark includes：Supplemental enhancement information SEI timestamp marks
Note.
According to one preferred embodiment of the present invention, the slice position mark is located at before the I frames in the live video stream.
A kind of computer equipment including memory, processor and is stored on the memory and can be in the processor
The computer program of upper operation, the processor realize method as described above when performing described program.
A kind of computer readable storage medium is stored thereon with computer program, real when described program is executed by processor
Existing method as described above.
It can be seen that based on above-mentioned introduction using scheme of the present invention, center source station can be sent to fringe node
Slice position mark is added in live video stream, in this way, fringe node can be marked according to slice position, the live streaming to getting
Video flowing carries out sectioning, so that the section content that each fringe node obtains is consistent, and then can efficiently carry out
P2P shares, and improves P2P and shares rate etc..
【Description of the drawings】
Fig. 1 is the flow chart of the implementation method first embodiment of edge of the present invention section.
Fig. 2 is the inconsistent situation schematic diagram of section content of the present invention.
Fig. 3 is the flow chart of the implementation method second embodiment of edge of the present invention section.
Fig. 4 is the flow chart of the implementation method 3rd embodiment of edge of the present invention section.
Fig. 5 is the composition structure diagram of the realization device first embodiment of edge of the present invention section.
Fig. 6 is the composition structure diagram of the realization device second embodiment of edge of the present invention section.
Fig. 7 shows to be used for the block diagram for the exemplary computer system/server 12 for realizing embodiment of the present invention.
【Specific embodiment】
In order to make technical scheme clearer, clear, develop simultaneously embodiment referring to the drawings, to institute of the present invention
The scheme of stating is further described.
Obviously, described embodiment is part of the embodiment of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, all other embodiment that those skilled in the art are obtained without creative efforts, all
Belong to the scope of protection of the invention.
Fig. 1 is the flow chart of the implementation method first embodiment of edge of the present invention section.As shown in Figure 1, including with
Lower specific implementation.
In 101, fringe node obtains the live video stream from center source station.
In 102, fringe node is marked according to the slice position carried in live video stream, and live video stream is cut
Piece operates.
In the present embodiment, fringe node obtains the live video stream from center source station, different from the prior art, directly
Slice position mark can be carried by broadcasting in video flowing, slice position mark refers to the marked position cut into slices.
Correspondingly, fringe node can be marked according to slice position, and sectioning is carried out to the live video stream got.
It is preferred that during using supplemental enhancement information (SEI, Supplemental Enhancement Information)
Between stamp mark be used as slice position mark, fringe node can at each SEI timestamp labels, carry out a sectioning.
Slice position mark can be located at before the I frames in live video stream, that is to say, that be after slice position mark
I frames, slice position mark are not belonging to I frames.After completion sectioning is marked according to slice position, slice position mark loses
Effect.
Center source station set before which of live video stream I frames slice position mark can according to actual needs and
It is fixed.For example, then a slice position can be set to mark, N is natural number, alternatively, can also be adjacent two at interval of N number of I frames
The I frame numbers being spaced between slice position mark are different, and the size of difference section may be the same or different.
As can be seen that by above-mentioned processing mode, each fringe node can be according to the slice position mark in live video stream
Note carries out sectioning to the live video stream got, so that the section content that each fringe node is got is consistent,
And then can efficiently carry out P2P and share, it improves P2P and shares rate etc..
In addition, fringe node can also be identified first section got according to ad hoc fashion.
Since fringe node can go to center source station to pull live video stream at any time, such as broadcast in live video stream
After having put 10 minutes, and the first frame in the live video stream that fringe node is got is usually I frames, then for this I
For frame, there may be slice position marks for the front, it is also possible to there is no slice position mark, if there is no slice position
Mark, then can not ensure that first section that fringe node is got is consistent with the section content that other fringe nodes are got,
Correspondingly, then need to be identified this section according to ad hoc fashion.
Fig. 2 is the inconsistent situation schematic diagram of section content of the present invention.As shown in Fig. 2, each fringe node exists
Sectioning is carried out at slice position mark y, for other fringe nodes, is carried out in the section got after sectioning
Appearance is the content 1 marked from slice position mark x to slice position y, and for fringe node a, from figure
Start to obtain live video stream at shown position b, then the section content of get first section of fringe node a be then from
Position b marks the content 2 between y to slice position, it is clear that content 1 is different from content 2, then, fringe node a then needs pair
First section got is identified according to ad hoc fashion, to be distinguished with other normal sections.
That is, for fringe node, it may be determined that whether there is before the first I frames of first section got
Slice position marks, if being not present, first section can be identified according to ad hoc fashion, if in the presence of, then illustrate the
One section is normal section, without being identified according to ad hoc fashion.No matter whether first section is normally to cut
Piece, below second section, the 3rd section etc. must normally be cut into slices.
How first section according to ad hoc fashion is identified and be not restricted.For example, can to first section according to
Ad hoc fashion is named.
For the section being identified according to ad hoc fashion, generally can not be carried out with being connected to the user of other fringe nodes
P2P shares, and is typically only capable to the progress P2P between the user for the fringe node for generating the section is connected to and shares.
Fig. 3 is the flow chart of the implementation method second embodiment of edge of the present invention section.As shown in figure 3, including with
Lower specific implementation.
In 301, center source station adds in slice position mark into live video stream.
It is preferred that it is used as slice position mark using SEI timestamp labels.
Slice position mark can be located at before the I frames in live video stream, that is to say, that be after slice position mark
I frames, slice position mark are not belonging to I frames.
Center source station set before which of live video stream I frames slice position mark can according to actual needs and
It is fixed.For example, then a slice position can be set to mark, N is natural number, alternatively, can also be adjacent two at interval of N number of I frames
The I frame numbers being spaced between slice position mark are different, and the size of difference section may be the same or different.
In 302, the live video stream for carrying slice position mark is sent to fringe node by center source station, so as to side
Edge node is marked according to slice position, and sectioning is carried out to live video stream.
After the live video stream for carrying slice position mark is sent to fringe node, fringe node can for center source station
It is marked according to slice position, sectioning is carried out to the live video stream got.
For each fringe node, using above-mentioned processing mode, so that each fringe node was got
Content of cutting into slices is consistent, and then can efficiently carry out P2P and share, and improves P2P and shares rate etc..
In addition, fringe node can also be identified first section got according to ad hoc fashion.
Specifically, fringe node whether there is slice position mark before can determine the first I frames of first section got
Note if being not present, first section can be identified according to ad hoc fashion, such as can be to first section according to ad hoc fashion
It is named.
Fig. 4 is the flow chart of the implementation method 3rd embodiment of edge of the present invention section.As shown in figure 4, including with
Lower specific implementation.
In 401, center source station adds in slice position mark into live video stream.
It is preferred that it is used as slice position mark using SEI timestamp labels.
Slice position mark can be located at before the I frames in live video stream.
In 402, the live video stream for carrying slice position mark is sent to fringe node by center source station.
The live video stream for carrying slice position mark can be sent to edge section by center source station according to the prior art
Point.
In 403, fringe node is marked according to the slice position carried in live video stream, and live video stream is cut
Piece operates.
Fringe node can be in live video stream each slice position mark, respectively carry out a sectioning.
It should be noted that for foregoing each method embodiment, in order to be briefly described, therefore it is all expressed as a series of
Combination of actions, but those skilled in the art should know, the present invention and from the limitation of described sequence of movement because
According to the present invention, some steps may be employed other orders or be carried out at the same time.Secondly, those skilled in the art should also know
It knows, embodiment described in this description belongs to preferred embodiment, and involved action and module are not necessarily of the invention
It is necessary.
In the above-described embodiments, all emphasize particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment
Point, it may refer to the associated description of other embodiments.
The above are the introduction on embodiment of the method, below by way of device embodiment, to scheme of the present invention into traveling
One step explanation.
Fig. 5 is the composition structure diagram of the realization device first embodiment of edge of the present invention section.Such as Fig. 5 institutes
Show, including：Acquiring unit 501 and section unit 502.
Acquiring unit 501, for obtaining the live video stream from center source station.
Section unit 502, for being marked according to the slice position carried in live video stream, cuts live video stream
Piece operates.
Acquiring unit 501 obtains the live video stream from center source station, different from the prior art, live video stream
In can carry slice position mark, slice position mark, that is, refer to the marked position cut into slices.Correspondingly, cut
Blade unit 502 can be marked according to slice position, and sectioning is carried out to the live video stream got.
It is preferred that being used as slice position mark using SEI timestamp labels, section unit 502 can be in each SEI
Between stab mark, carry out a sectioning.
Slice position mark can be located at before the I frames in live video stream, that is to say, that be after slice position mark
I frames, slice position mark are not belonging to I frames.After completion sectioning is marked according to slice position, slice position mark loses
Effect.
In addition, section unit 502 can also be identified first section got according to ad hoc fashion.
Specifically, section unit 502 marks before can determine the first I frames of first section with the presence or absence of slice position, if
It is not present, then first section is identified according to ad hoc fashion.
Fig. 6 is the composition structure diagram of the realization device second embodiment of edge of the present invention section.Such as Fig. 6 institutes
Show, including：Indexing unit 601 and transmitting element 602.
Indexing unit 601, for adding in slice position mark into live video stream.
Transmitting element 602, for the live video stream for carrying slice position mark to be sent to fringe node, so as to side
Edge node is marked according to slice position, and sectioning is carried out to live video stream.
It is preferred that it is used as slice position mark using SEI timestamp labels.
Slice position mark can be located at before the I frames in live video stream.
Indexing unit 601 sets slice position mark can be according to actual needs before which of live video stream I frames
Depending on.For example, then a slice position can be set to mark, N is natural number, alternatively, can also be adjacent two at interval of N number of I frames
The I frame numbers being spaced between a slice position mark are different, and the size of difference section may be the same or different.
The live video stream for carrying slice position mark is sent to fringe node by transmitting element 602, in this way, edge section
Point can be marked according to slice position, and sectioning is carried out to live video stream.
The specific workflow of Fig. 5 and Fig. 6 shown device embodiments refer to the respective description in preceding method embodiment,
It repeats no more.In practical applications, Fig. 5 shown devices can be fringe node, Fig. 6 shown devices can centered on source station.
In short, using scheme of the present invention, center source station can add in the live video stream for being sent to fringe node
Slice position marks, in this way, fringe node can be marked according to slice position, section behaviour is carried out to the live video stream got
Make, so that the section content that each fringe node obtains is consistent, and then can efficiently carry out P2P and share, improve P2P
Shared rate etc..
Fig. 7 shows to be used for the block diagram for the exemplary computer system/server 12 for realizing embodiment of the present invention.
The computer system/server 12 that Fig. 7 is shown is only an example, should not be to the function and use scope of the embodiment of the present invention
Bring any restrictions.
As shown in fig. 7, computer system/server 12 is showed in the form of universal computing device.Computer system/service
The component of device 12 can include but is not limited to：One or more processor (processing unit) 16, memory 28 connect not homology
The bus 18 of system component (including memory 28 and processor 16).
Bus 18 represents the one or more in a few class bus structures, including memory bus or Memory Controller,
Peripheral bus, graphics acceleration port, processor or the local bus using the arbitrary bus structures in a variety of bus structures.It lifts
For example, these architectures include but not limited to industry standard architecture (ISA) bus, microchannel architecture (MAC)
Bus, enhanced isa bus, Video Electronics Standards Association (VESA) local bus and peripheral component interconnection (PCI) bus.
Computer system/server 12 typically comprises various computing systems readable medium.These media can be appointed
What usable medium that can be accessed by computer system/server 12, including volatile and non-volatile medium, it is moveable and
Immovable medium.
Memory 28 can include the computer system readable media of form of volatile memory, such as random access memory
Device (RAM) 30 and/or cache memory 32.Computer system/server 12 may further include it is other it is removable/no
Movably, volatile/non-volatile computer system storage medium.Only as an example, storage system 34 can be used for reading and writing
Immovable, non-volatile magnetic media (Fig. 7 is not shown, is commonly referred to as " hard disk drive ").Although not shown in Fig. 7, can
To provide for moving the disc driver of non-volatile magnetic disk (such as " floppy disk ") read-write and to removable non-volatile
Property CD (such as CD-ROM, DVD-ROM or other optical mediums) read and write CD drive.In these cases, it is each to drive
Dynamic device can be connected by one or more data media interfaces with bus 18.Memory 28 can include at least one program
Product, the program product have one group of (for example, at least one) program module, these program modules are configured to perform the present invention
The function of each embodiment.
Program/utility 40 with one group of (at least one) program module 42 can be stored in such as memory 28
In, such program module 42 includes --- but being not limited to --- operating system, one or more application program, other programs
Module and program data may include the realization of network environment in each or certain combination in these examples.Program mould
Block 42 usually performs function and/or method in embodiment described in the invention.
Computer system/server 12 can also be (such as keyboard, sensing equipment, aobvious with one or more external equipments 14
Show device 24 etc.) communication, it can also enable a user to lead to the equipment that the computer system/server 12 interacts with one or more
It letter and/or any is set with so that the computer system/server 12 communicates with one or more of the other computing device
Standby (such as network interface card, modem etc.) communicates.This communication can be carried out by input/output (I/O) interface 22.And
And computer system/server 12 can also pass through network adapter 20 and one or more network (such as LAN
(LAN), wide area network (WAN) and/or public network, such as internet) communication.As shown in fig. 7, network adapter 20 passes through bus
18 communicate with other modules of computer system/server 12.It should be understood that although not shown in the drawings, computer can be combined
Systems/servers 12 use other hardware and/or software module, include but not limited to：Microcode, device driver, at redundancy
Manage unit, external disk drive array, RAID system, tape drive and data backup storage system etc..
Processor 16 is stored in the program in memory 28 by operation, so as to perform various functions at application and data
Reason, such as realize the method in Fig. 1 or 3 illustrated embodiments, i.e., fringe node obtains the live video stream from center source station, presses
It is marked according to the slice position carried in live video stream, sectioning etc. is carried out to live video stream.
Specific implementation refer to the respective description in foregoing embodiments, repeat no more.
The present invention discloses a kind of computer readable storage mediums, are stored thereon with computer program, the program quilt
It will be realized when processor performs such as the method in Fig. 1 or 3 illustrated embodiments.
Any combination of one or more computer-readable media may be employed.Computer-readable medium can be calculated
Machine readable signal medium or computer readable storage medium.Computer readable storage medium for example can be --- but it is unlimited
In --- electricity, magnetic, optical, electromagnetic, infrared ray or semiconductor system, device or device or it is arbitrary more than combination.It calculates
The more specific example (non exhaustive list) of machine readable storage medium storing program for executing includes：Electrical connection with one or more conducting wires, just
It takes formula computer disk, hard disk, random access memory (RAM), read-only memory (ROM), erasable type and may be programmed read-only storage
Device (EPROM or flash memory), optical fiber, portable compact disc read-only memory (CD-ROM), light storage device, magnetic memory device,
Or above-mentioned any appropriate combination.In this document, computer readable storage medium can any include or store journey
The tangible medium of sequence, the program can be commanded the either device use or in connection of execution system, device.
Computer-readable signal media can include in a base band or as carrier wave a part propagation data-signal,
Wherein carry computer-readable program code.Diversified forms may be employed in the data-signal of this propagation, including --- but
It is not limited to --- electromagnetic signal, optical signal or above-mentioned any appropriate combination.Computer-readable signal media can also be
Any computer-readable medium beyond computer readable storage medium, which can send, propagate or
Transmission for by instruction execution system, device either device use or program in connection.
The program code included on computer-readable medium can be transmitted with any appropriate medium, including --- but it is unlimited
In --- wireless, electric wire, optical cable, RF etc. or above-mentioned any appropriate combination.
It can write to perform the computer that operates of the present invention with one or more programming languages or its combination
Program code, described program design language include object oriented program language-such as Java, Smalltalk, C++,
Further include conventional procedural programming language-such as " C " language or similar programming language.Program code can be with
It fully performs, partly perform on the user computer on the user computer, the software package independent as one performs, portion
Divide and partly perform or perform on a remote computer or server completely on the remote computer on the user computer.
Be related in the situation of remote computer, remote computer can pass through the network of any kind --- including LAN (LAN) or
Wide area network (WAN)-be connected to subscriber computer or, it may be connected to outer computer (such as is carried using Internet service
Pass through Internet connection for business).
In several embodiments provided by the present invention, it should be understood that disclosed apparatus and method etc. can pass through
Other modes are realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit,
Only a kind of division of logic function, can there is other dividing mode in actual implementation.
The unit illustrated as separating component may or may not be physically separate, be shown as unit
The component shown may or may not be physical location, you can be located at a place or can also be distributed to multiple
In network element.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also
That unit is individually physically present, can also two or more units integrate in a unit.Above-mentioned integrated list
The form that hardware had both may be employed in member is realized, can also be realized in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit realized in the form of SFU software functional unit, can be stored in one and computer-readable deposit
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, is used including some instructions so that a computer
It is each that equipment (can be personal computer, server or the network equipment etc.) or processor (processor) perform the present invention
The part steps of embodiment the method.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only memory (ROM,
Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. it is various
The medium of program code can be stored.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God and any modification, equivalent substitution, improvement and etc. within principle, done, should be included within the scope of protection of the invention.
Claims (20)
1. a kind of implementation method of edge section, which is characterized in that including：
Fringe node obtains the live video stream from center source station；
The fringe node is marked according to the slice position carried in the live video stream, and the live video stream is cut
Piece operates.
2. according to the method described in claim 1, it is characterized in that,
The slice position mark includes：Supplemental enhancement information SEI timestamp labels.
3. according to the method described in claim 1, it is characterized in that,
The slice position mark is located at before the I frames in the live video stream.
4. according to the method described in claim 3, it is characterized in that,
This method further comprises：
The fringe node is identified first section got according to ad hoc fashion.
5. according to the method described in claim 4, it is characterized in that,
The fringe node to get first section according to ad hoc fashion be identified including：
The fringe node marks before determining the first I frames of first section with the presence or absence of the slice position；
If being not present, described first section is identified according to ad hoc fashion.
6. a kind of implementation method of edge section, which is characterized in that including：
Center source station adds in slice position mark into live video stream；
The live video stream for carrying the slice position mark is sent to fringe node by the center source station, so as to the side
Edge node is marked according to the slice position, and sectioning is carried out to the live video stream.
7. according to the method described in claim 6, it is characterized in that,
The slice position mark includes：Supplemental enhancement information SEI timestamp labels.
8. according to the method described in claim 6, it is characterized in that,
The slice position mark is located at before the I frames in the live video stream.
9. a kind of realization device of edge section, which is characterized in that including：Acquiring unit and section unit；
The acquiring unit, for obtaining the live video stream from center source station；
The section unit, for being marked according to the slice position carried in the live video stream, to the live video stream
Carry out sectioning.
10. device according to claim 9, which is characterized in that
The slice position mark includes：Supplemental enhancement information SEI timestamp labels.
11. device according to claim 9, which is characterized in that
The slice position mark is located at before the I frames in the live video stream.
12. according to the devices described in claim 11, which is characterized in that
The section unit is further used for,
First section got is identified according to ad hoc fashion.
13. device according to claim 12, which is characterized in that
The section unit marks before determining the first I frames of first section with the presence or absence of the slice position, if not depositing
Then described first section is being identified according to ad hoc fashion.
14. a kind of realization device of edge section, which is characterized in that including：Indexing unit and transmitting element；
The indexing unit, for adding in slice position mark into live video stream；
The transmitting element, for the live video stream for carrying the slice position mark to be sent to fringe node, so as to
The fringe node is marked according to the slice position, and sectioning is carried out to the live video stream.
15. device according to claim 14, which is characterized in that
The slice position mark includes：Supplemental enhancement information SEI timestamp labels.
16. device according to claim 14, which is characterized in that
The slice position mark is located at before the I frames in the live video stream.
17. a kind of computer equipment, including memory, processor and it is stored on the memory and can be on the processor
The computer program of operation, which is characterized in that the processor is realized when performing described program as any in Claims 1 to 5
Method described in.
18. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that described program is processed
Such as method according to any one of claims 1 to 5 is realized when device performs.
19. a kind of computer equipment, including memory, processor and it is stored on the memory and can be on the processor
The computer program of operation, which is characterized in that the processor is realized when performing described program as any in claim 6~8
Method described in.
20. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that described program is processed
The method as any one of claim 6~8 is realized when device performs.
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| CN115086714A (en) * | 2022-06-13 | 2022-09-20 | 京东科技信息技术有限公司 | Data processing method, device, equipment and storage medium |
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| CN108055594B (en) | 2020-09-29 |
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