CN105847969A - Network video live broadcast method and apparatus - Google Patents
Network video live broadcast method and apparatus Download PDFInfo
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- CN105847969A CN105847969A CN201610195769.2A CN201610195769A CN105847969A CN 105847969 A CN105847969 A CN 105847969A CN 201610195769 A CN201610195769 A CN 201610195769A CN 105847969 A CN105847969 A CN 105847969A
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- 238000000034 method Methods 0.000 title claims abstract description 31
- 108010001267 Protein Subunits Proteins 0.000 claims description 18
- 238000012217 deletion Methods 0.000 claims description 3
- 230000037430 deletion Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 description 6
- 239000012634 fragment Substances 0.000 description 5
- 230000032683 aging Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
- H04N21/440218—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4
-
- 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
- H04N21/26291—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 for providing content or additional data updates, e.g. updating software modules, stored at the client
-
- 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
-
- 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
- H04N21/858—Linking data to content, e.g. by linking an URL to a video object, by creating a hotspot
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses a network video live broadcast method and an apparatus. The method comprises the steps of creating an empty local M3U8 media list and a local TS file set; downloading and parsing the M3U8 media list of a server; updating the parsed TS file information in the local M3U8 media list and the local TS file set; transcoding and storing according to the local M3U8 list. In this way, the stable network live broadcast is realized.
Description
Technical field
The present invention relates to net cast, particularly relate to a kind of internet video live broadcasting method and device.
Background technology
The method of the online live video of existing network is: video flowing, i.e. video file, first, passes through
Streaming Media processing system carries out slicing treatment, and a RTMP is flowed (Real Time Messaging
Protocol, real-time messages host-host protocol) cutting is multiple different continuous fragments, fragment is ts file,
Being about 5 10s time each, the concrete time is by server controls of cutting into slices, and specifies in M3U8 file
Big duration.M3U8 is the media play list of these different fragments.Refer to UTF-8 coded format
M3U file.M3U file is to have recorded an index text-only file, and when opening it, playout software is also
It not to play it, but find according to its index the network address of the audio-video document of correspondence to carry out online
Play.Slicing treatment by the different fragments of video according to certain combination, it is common that 3 ts are one group of biography
It is passed in transcoding device.First, transcoding device can download M3U8 media list, according to download
M3U8 media list, the information in reading media list, then download corresponding according to the information read
Fragment；Ts video segment is carried out transcoding process again, finally the video flowing generated is passed through RTMP stream side
Formula pushes backflow medium processing system and carries out subsequent operation.While this process is carried out, program can constantly be brushed
New M3U8 playlist, obtains up-to-date ts file and carries out transcoding thus ensure live seriality.
But it is typically due to be affected by factors such as source stream, transmission network stability, can in slicing processing
The problem that cannot update in certain period of ts or M3U8 in M3U8 playlist itself can occur, when
Long period (such as 30 seconds) M3U8 does not updates, and does not has new ts to cut into slices, causes trans-coding system to enter
After the normal transcoding operation of row, Streaming Media processing system will disconnect this live TV stream and cause live interruption.
Therefore, a kind of stable internet video live broadcasting method and device the most how is provided to become urgently to be resolved hurrily
Technical problem.
Summary of the invention
In view of this, it is an object of the invention to propose a kind of internet video live broadcasting method and device, it is achieved
Stable internet video live broadcasting.
A kind of internet video live broadcasting method provided based on the above-mentioned purpose present invention, wherein, including step:
Create empty local M3U8 media list and local TS file set；
Download and resolution server end M3U8 media list, and the TS fileinfo parsed is updated
To local M3U8 media list and local TS file set；
Carry out transcoding according to local M3U8 list and store.
Method of the present invention, wherein, described download resolution server end M3U8 media list,
And the TS fileinfo parsed is updated in local M3U8 media list and local TS file set
Step farther include:
Download and resolution server end M3U8 media list, and download server end M3U8 media successively
The TS file that list comprises is stored in local TS file set, and will be stored in local TS file
The routing information of the TS file of set is updated to local M3U8 media list；
Method of the present invention, wherein, described download resolution server end M3U8 media list,
And the TS file that download server end M3U8 media list comprises successively is stored in local TS file set
In, and the routing information being stored in the TS file of local TS file set is updated to local M3U8
The step of media list farther includes:
The TS file in server end M3U8 media list is read in timing, and with in local TS list
TS file contrasts, and when parsing server end M3U8 media list and containing new TS file, deletes
Corresponding in the TS file the earliest of the establishment in local TS list and local M3U8 media list
TS file path information, the down loading updating new TS file of write, and will be new in local TS file set
In the most local M3U8 media list of the TS file address information updating of write.
Method of the present invention, wherein,
It is to read at interval of 1 second that the TS file in server end M3U8 media list is read in described timing
TS file in server end M3U8 media list.
Method of the present invention, wherein,
Described local M3U8 media list comprises N number of TS file address information content, 3 N 10.
A kind of device provided based on the above-mentioned purpose present invention, including: download unit, transcoding units, turns
Code memory unit, wherein,
Transcoding units, for the local M3U8 media list according to download unit storage and TS file row
Table carries out transcoding to live media stream；
Transcoding memory element, for storing the live media stream after transcoding units transcoding；
Download unit, deposits for updating according to the server end M3U8 media list downloaded and TS file
Store up to the local M3U8 media list storing sub-units being pre-created and local TS file set storage
In unit, described download unit includes:
Local M3U8 media list storing sub-units, local TS file set storing sub-units, described
Local M3U8 media list storing sub-units, is used for storing local M3U8 media list, Internet video
It is empty when live unlatching is initial；
Described local TS file set storing sub-units, is used for storing local TS file set, network video
It is empty when the most live unlatching is initial.
Device of the present invention, wherein,
Described download unit, is further used for downloading and resolution server end M3U8 media list, and depends on
The TS file that secondary download server end M3U8 media list comprises is stored in local TS file set storage
In subelement, and the routing information being stored in the TS file of local TS file set is updated to this locality
M3U8 media list storing sub-units.
Device of the present invention, wherein, also includes that described download unit also includes: regularly subelement,
Send for timing and read the instruction of TS file in server end M3U8 media list；
Described download unit, is further used for the instruction according to timing subelement and reads server end M3U8
TS file in media list, and contrast with the TS file in local TS list storing sub-units, when
Parse server end M3U8 media list when containing new TS file, delete local TS list storage
In the TS file the earliest of the establishment in subelement and local M3U8 media list storing sub-units, institute is right
The TS file path information answered, down loading updating writes new TS file in local TS file set storage
Subelement, and by newly written TS file address information updating to local M3U8 media list storage
In unit.
Device of the present invention, wherein,
Described timing subelement, is further used for sending reading server end M3U8 media at interval of 1 second
TS file instruction in list.
Device of the present invention, wherein,
Described local M3U8 media list storing sub-units, is further used for storing N number of TS file ground
Location information, 3 N 10.
From the above it can be seen that a kind of internet video live broadcasting method of embodiment of the present invention offer and dress
Put, by download server end M3U8 media list first before transcoding process and resolve comprised TS
In local M3U8 media list that file being updated to is pre-created and TS file set, then transcoding
Process carries out transcoding further according to the information of local M3U8 media list instruction, it is achieved that stable network video
The most live.
Further, by the TS file address quantity preserved in local M3U8 media list is limited
System, thus in turn ensure that live ageing while guaranteeing live stability.
Accompanying drawing explanation
Fig. 1 is the flow chart of the present invention a kind of internet video live broadcasting method embodiment；
Fig. 2 is the structured flowchart of the present invention a kind of internet video live broadcasting device embodiment.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with being embodied as
Example, and referring to the drawings, the present invention is described in more detail.
Embodiment one
With reference to Fig. 1, it it is the flow chart of the present invention a kind of internet video live broadcasting method embodiment.
The present embodiment one internet video live broadcasting method, including step:
Step 100: create empty local M3U8 media list and local TS file set；
Step 200: download and resolution server end M3U8 media list, and the TS file that will parse
In the most local M3U8 media list of information updating and local TS file set；
This step of the present embodiment 200 specifically may is that download resolution server end M3U8 media row
Table, and the TS file that download server end M3U8 media list comprises successively is stored in local TS file
In set, and the routing information being stored in the TS file of local TS file set is updated to this locality
M3U8 media list.
Such as: the TS file in server end M3U8 media list is read in timing, and arranges with local TS
TS file contrast in table, contains new TS file when parsing server end M3U8 media list
Time, institute in the TS file the earliest of the establishment in the local TS list of deletion and local M3U8 media list
Corresponding TS file path information, the new TS file of down loading updating write in local TS file set,
And by newly written TS file address information updating to local M3U8 media list.Herein, regularly
Reading the TS file in server end M3U8 media list can be to read at interval of 1 second once to service
TS file in device end M3U8 media list.
Step 300: carry out transcoding according to local M3U8 list and store.
By this method embodiment it can be seen that pass through first download server end M3U8 before transcoding process
Media list also resolves comprised TS file and is updated to the local M3U8 media list being pre-created
And in TS file set, then transcoding process enters further according to the information of local M3U8 media list instruction
Row transcoding, it is achieved that stable internet video live broadcasting.
It addition, described local M3U8 media list comprises N number of TS file address information content, 3 N
≦10.That is the local M3U8 arranged in advance at most sets and can comprise 10 TS file ground
Location, minimum comprises 3 TS file addresses.Since so, guarantee internet video live broadcasting stream stability
In the case of, ensure that live ageing the most simultaneously.
Embodiment two
With reference to Fig. 2, it it is the structured flowchart of the present invention a kind of internet video live broadcasting device embodiment.
The device 1 of the present embodiment, including: download unit 10, transcoding units 20, transcoding memory element
30.Wherein, download unit 10 includes: local M3U8 media list storing sub-units 12, local TS
File set storing sub-units 13.
Described local M3U8 media list storing sub-units 12, is used for storing local M3U8 media row
Table, internet video live broadcasting is empty when opening initial；
Described local TS file set storing sub-units 13, is used for storing local TS file set, network
Net cast is empty when opening initial；
Download unit 10, for updating according to the server end M3U8 media list downloaded and TS file
Store to the local M3U8 media list storing sub-units being pre-created and local TS file set storage
In subelement.
Transcoding units 20, for the local M3U8 media list according to download unit storage and TS file
List carries out transcoding to live media stream；
Transcoding memory element 30, for storing the live media stream after transcoding units transcoding.
In the present embodiment, described download unit 11, it is also possible to for downloading and resolution server end
M3U8 media list, and the TS file preservation that download server end M3U8 media list comprises successively
In local TS file set storing sub-units, and will be stored in the TS literary composition of local TS file set
The routing information of part is updated to local M3U8 media list storing sub-units.
It addition, in the present embodiment, described download unit 10 can also include: regularly subelement 11,
Send for timing and read the instruction of TS file in server end M3U8 media list.As, at interval of 1
Second sends the TS file instruction read in server end M3U8 media list.
Now, described download unit 10, then read server end for the instruction according to timing subelement
TS file in M3U8 media list, and with the TS file pair in local TS list storing sub-units
Ratio, when parsing server end M3U8 media list and containing new TS file, deletes local TS row
The TS file the earliest of the establishment in table storing sub-units and local M3U8 media list storing sub-units
TS file path information corresponding in, down loading updating writes new TS file in local TS file set
Close storing sub-units, and by newly written TS file address information updating to local M3U8 media list
In storing sub-units.
In the present embodiment, described local M3U8 media list storing sub-units 13, can store N number of
TS file address information, 3 N 10.It is to say, local M3U8 media list storing sub-units
13 at most can store 10 TS file addresses, minimum can store 3 TS file addresses.So
Since, in the case of guaranteeing internet video live broadcasting stream stability, ensure that live timeliness the most simultaneously
Property.
The device of the present embodiment is used for the corresponding method in previous embodiment one that realizes, and has corresponding
The beneficial effect of embodiment of the method, does not repeats them here.
Those of ordinary skill in the field are it is understood that the discussion of any of the above embodiment is merely illustrative
, it is not intended that hint the scope of the present disclosure (including claim) is limited to these examples；At this
Under bright thinking, between the technical characteristic in above example or different embodiment, group can also be carried out
Closing, step can realize with random order, and there is the many of the different aspect of the present invention as above
Other change, for they not offers in details simple and clear.
It addition, for simplifying explanation and discussing, and in order to obscure the invention, provided
Accompanying drawing in can illustrate or can not illustrate with integrated circuit (IC) chip and other parts known
Power supply/grounding connection.Furthermore, it is possible to illustrate device in block diagram form, in order to avoid making the present invention be difficult to
Understand, and this have also contemplated that following facts, i.e. the details about the embodiment of these block diagram arrangements is
Depend highly on will implement the present invention platform (that is, these details should be completely in this area skill
In the range of the understanding of art personnel).Elaborating that detail (such as, circuit) is to describe showing of the present invention
In the case of example embodiment, it will be apparent to those skilled in the art that can there is no this
In the case of a little details or these details change in the case of implement the present invention.Therefore,
These descriptions are considered as illustrative and not restrictive.
Although invention has been described to have been incorporated with the specific embodiment of the present invention, but according to front
The description in face, a lot of replacements, amendment and the modification of these embodiments are for those of ordinary skills
Will be apparent from.Such as, other memory architecture (such as, dynamic ram (DRAM)) can
The embodiment discussed with use.
Embodiments of the invention be intended to fall within the broad range of claims all so
Replacement, amendment and modification.Therefore, all within the spirit and principles in the present invention, any province done
Summary, amendment, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. an internet video live broadcasting method, it is characterised in that include step:
Create empty local M3U8 media list and local TS file set；
Download and resolution server end M3U8 media list, and the TS fileinfo parsed is updated in local M3U8 media list and local TS file set；
Carry out transcoding according to local M3U8 list and store.
Method the most according to claim 1, it is characterised in that described download resolution server end M3U8 media list, and the step being updated to by the TS fileinfo parsed in local M3U8 media list and local TS file set farther includes:
Download and resolution server end M3U8 media list, and the TS file that download server end M3U8 media list comprises successively is stored in local TS file set, and the routing information being stored in the TS file of local TS file set is updated to local M3U8 media list.
Method the most according to claim 2, it is characterized in that described download resolution server end M3U8 media list, and the TS file that download server end M3U8 media list comprises successively is stored in local TS file set, and the step that the routing information being stored in the TS file of local TS file set is updated to local M3U8 media list farther includes:
The TS file in server end M3U8 media list is read in timing, and contrast with the TS file in local TS list, when parsing server end M3U8 media list and containing new TS file, TS file path information corresponding in the TS file the earliest of the establishment in the local TS list of deletion and local M3U8 media list, the down loading updating new TS file of write is in local TS file set, and by newly written TS file address information updating to local M3U8 media list.
Method the most according to claim 3, it is characterised in that:
It is at interval of the TS file in server end M3U8 media list of reading in 1 second that the TS file in server end M3U8 media list is read in described timing.
5. according to the method described in any one in claim 1-4, it is characterised in that:
Described local M3U8 media list comprises N number of TS file address information content, 3 N 10.
6. a device, it is characterised in that including: download unit, transcoding units, transcoding memory element, wherein,
Transcoding units, carries out transcoding for the local M3U8 media list according to download unit storage and TS listed files to live media stream；
Transcoding memory element, for storing the live media stream after transcoding units transcoding；
Download unit, stores to the local M3U8 media list storing sub-units being pre-created and local TS file set storing sub-units for updating according to the server end M3U8 media list downloaded and TS file, and described download unit includes:
Local M3U8 media list storing sub-units, local TS file set storing sub-units, described local M3U8 media list storing sub-units, it is used for storing local M3U8 media list, internet video live broadcasting is empty when opening initial；
Described local TS file set storing sub-units, is used for storing local TS file set, and internet video live broadcasting is empty when opening initial.
Device the most according to claim 6, it is characterised in that:
Described download unit, it is further used for downloading and resolution server end M3U8 media list, and the TS file that download server end M3U8 media list comprises successively is stored in local TS file set storing sub-units, and the routing information being stored in the TS file of local TS file set is updated to local M3U8 media list storing sub-units.
Device the most according to claim 7, it is characterised in that also include that described download unit also includes: regularly subelement, sends for timing and reads the instruction of TS file in server end M3U8 media list；
Described download unit, it is further used for the instruction according to timing subelement and reads the TS file in server end M3U8 media list, and contrast with the TS file in local TS list storing sub-units, when parsing server end M3U8 media list and containing new TS file, TS file path information corresponding in the TS file the earliest of the establishment in the local TS list storing sub-units of deletion and local M3U8 media list storing sub-units, down loading updating writes new TS file in local TS file set storing sub-units, and by newly written TS file address information updating to local M3U8 media list storing sub-units.
Device the most according to claim 8, it is characterised in that:
Described timing subelement, is further used for sending, at interval of 1 second, the TS file instruction read in server end M3U8 media list.
10. according to the device described in claim 6-9, it is characterised in that
Described local M3U8 media list storing sub-units, is further used for storing N number of TS file address information, 3 N 10.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610195769.2A CN105847969A (en) | 2016-03-30 | 2016-03-30 | Network video live broadcast method and apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610195769.2A CN105847969A (en) | 2016-03-30 | 2016-03-30 | Network video live broadcast method and apparatus |
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| CN201610195769.2A Pending CN105847969A (en) | 2016-03-30 | 2016-03-30 | Network video live broadcast method and apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107517392A (en) * | 2017-09-25 | 2017-12-26 | 四川长虹电器股份有限公司 | The system and method that seamless connection plays between multithread source of media |
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Application publication date: 20160810 |