CN108495151A - A kind of m3u8 format videos live broadcast system and method - Google Patents
A kind of m3u8 format videos live broadcast system and method Download PDFInfo
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- CN108495151A CN108495151A CN201810239491.3A CN201810239491A CN108495151A CN 108495151 A CN108495151 A CN 108495151A CN 201810239491 A CN201810239491 A CN 201810239491A CN 108495151 A CN108495151 A CN 108495151A
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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
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/242—Synchronization processes, e.g. processing of PCR [Program Clock References]
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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]
- H04N21/80—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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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Information Transfer Between Computers (AREA)
Abstract
The invention discloses a kind of m3u8 format videos live broadcast system and methods, including：Data acquisition module acquires rtmp live datas；Live data is cut into ts slice of data, updates m3u8 index datas by data memory module；Data processing module, including module and cache module are retried, synchronous ts slice of data, cache module caches the corresponding m3u8 of ts slice of data and records index data, and synchronizes m3u8 when reaching caching preset value and record index data to cloud center service；Module is presented in data, distributes ts slice of data and m3u8 with hls protocol modes by cloud center service CDN and records index data to playing end.The invention has the advantages that solving the problems, such as that live video data is easy to be lost during live streaming, live content is imperfect and live streaming is discontinuous, the stable and continuous of live streaming process and the integrality of live content utmostly ensure that.
Description
Technical field
The present invention relates to field of video broadcasting technology, more particularly to a kind of m3u8 format videos live broadcast system and method.
Background technology
Existing direct seeding technique, generally by rtmp agreements, main broadcaster end by rtmp agreements plug-flow to central server, in
Live video data is processed into the broadcast modes such as rtmp, hls, http-flv by central server, is distributed to each broadcasting end, to
Form live streaming process.
The outburst of existing live streaming has benefited from the promotion of cell phone network.But cell phone network (or cable network) signal is not
In the case of good, it is easy to cause main broadcaster end (plug-flow end) to be lost to servers' data, to cause viewing end that picture is broadcast live
It loses or flower screen, the content watched is imperfect.The content that viewing is broadcast live is imperfect, and after live streaming, reviewing for generation is interior
Appearance also can be imperfect.This these live streaming very high to content integrity demands to school activity, sports, theatrical items etc.,
It is unacceptable.
For problems, existing method such as, a kind of M3U8 video distribution systems, including：Database, the database
For storing each video configuration information；Using logical layer, the application logical layer is connect by Internet network with database,
The application logic management level are for decision logic relationship and transmit video configuration information；Web server, the Web server
It is connect by Internet network with the application logical layer, user records video configuration information by Web server, and transmits
To the database purchase；Monitor video pushes end, and the monitor video push end is taken by Internet network and the Web
Business device connection, the monitor video push end is for acquiring video information and being converted to FLV stream media format videos in real time；RTMP
Server, the RTMP servers are connect with monitor video push end by Internet network, the RTMP servers
The FLV stream media format videos at end are pushed for receiving the monitor video；M3U8 servers, the M3U8 servers with it is described
RTMP servers connect, and the M3U8 servers for being by the FLV stream media format Video Quality Metrics in the RTMP servers
TS is sliced format video stream；Mobile subscriber terminal, the mobile subscriber terminal are taken by wireless network and Web server and M3U8
Business device connection, the mobile subscriber terminal support IOS systems, and the mobile subscriber terminal, which passes through, to be logged in described in browser broadcasting
TS is sliced format video stream in M3U8 servers.FLV format videos are only simply converted to TS and are sliced format by such scheme
Video flowing is issued, and video data loss during unresolved live streaming, the problems such as live content is imperfect.
Invention content
In view of the above technical problems, a kind of m3u8 format videos live broadcast system of present invention offer and method, solve live streaming
Live video data is easy to be lost in the process, live content is imperfect and the discontinuous problem of live streaming, utmostly ensure that live streaming
The stable and continuous of process and the integrality of live content.
A kind of m3u8 format videos live broadcast system, including：
Data acquisition module acquires rtmp live datas；
Data memory module connects the data acquisition module, for receiving the rtmp live datas, is assisted by hls
The rtmp live datas are constantly cut into ts slice of data by view, while updating the corresponding m3u8 index numbers of the ts slice of data
According to；
Data processing module, including module and cache module are retried, the data processing module connects the data storage
Module, for ts slice of data described in real-time synchronization to cloud center service；The cache module caches the ts slice of data pair
The m3u8 answered records index data, and when the m3u8 records index data and reaches the preset value of the cache module size,
It triggers the m3u8 recordings index data and is synchronized to the cloud center service；It is described to retry when the procedure failure of the synchronization
Module retries the process of the synchronization.
Module is presented in data, connects the data processing module, and response plays the live play at end and request is reviewed in program request,
The m3u8 index datas and its corresponding ts slice of data are distributed with hls protocol modes by the cloud center service
Distribute the m3u8 to the broadcasting end, in a manner of http-m3u8 and records index data and its corresponding ts slices
Data are to the broadcasting end.
Further：A length of 10 seconds when the ts slice of data.
Further：The preset value is 12.
Further：The live broadcast system and the live streaming end of the live streaming are deployed in the same LAN.
Further：The process for retrying module and thering are 3 chances to retry the synchronization.
A kind of m3u8 format videos live broadcasting method, includes the following steps：
Step 1) data collecting module collected rtmp live datas；
Step 2) data memory module receives the rtmp live datas and the rtmp live datas is constantly cut into ts
Slice of data, while updating m3u8 index datas；
Ts slice of data described in step 3) data processing module real-time synchronization is to cloud center service, described in cache module caching
The corresponding m3u8 of ts slice of data records index data, and records index data in the m3u8 and reach the cache module size
Preset value when, trigger the m3u8 and record index data being synchronized to cloud center service；When the procedure failure of the synchronization, institute
State the process that module retries the synchronization that retries.
For step 4) when playing end request live play, module is presented by the cloud center service with hls agreements in data
Mode distributes the m3u8 index datas and its corresponding ts slice of data to the broadcasting end；When the broadcasting end asks
It asks when reviewing, module, which is presented, in the data is distributed the m3u8 the cloud center service in a manner of http-m3u8 and record
Index data and its corresponding ts slice of data are to the broadcasting end.
Further：A length of 10 seconds when the ts slice of data.
Further：The preset value is 12.
Further：The step 1), the step 2), the step 3) and the step 4) are straight with the live streaming
It broadcasts in the same LAN in end and executes.
Further：When the procedure failure of the synchronization, the mistake for retrying module and thering are 3 chances to retry the synchronization
Journey.
Compared with prior art, the beneficial effects of the invention are as follows：Solve live streaming during live video data it is easy to be lost,
Live content is imperfect and discontinuous problem is broadcast live, and utmostly ensure that the stable and continuous and live content of live streaming process
Integrality.
Description of the drawings
Fig. 1 is a kind of m3u8 format videos live broadcast system schematic diagram that a kind of specific embodiment of the present invention provides.
Fig. 2 is a kind of schematic diagram for m3u8 format videos live broadcasting method that a kind of specific embodiment of the present invention provides.
It is numbered in figure：1, data acquisition module, 2, data memory module, 3, data processing module, 4, retry module, 5, slow
Storing module, 6, cloud center service, 7, data be presented module, 8, LAN, 9, play end, 10, live streaming end, 11, m3u8 formats regard
Frequency live broadcast system.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
A kind of preferred embodiment of the present invention as shown in Figure 1, a kind of m3u8 format videos live broadcast system 11 are deployed in straight
In the same LAN 8 for broadcasting end 10, by network, this bottleneck is preferably minimized this mode, is prevented because network signal is bad,
Video data loss is caused, plays discontinuously, ensure that the integrality of live video content.Data acquisition module 1 receives live streaming
The rtmp live datas at end 10；
Data memory module 2 connects data acquisition module 1, will by hls agreements for receiving rtmp live datas
Rtmp live datas are constantly cut into the ts slice of data of 10 seconds sizes, while updating the m3u8 index numbers corresponding to ts slice of data
According to；
Data processing module 3, including module 4 and cache module 5 are retried, data processing module 3 connects data memory module
2, it is used for real-time synchronization ts slice of data, the m3u8 that cache module 5 is used for caching corresponding to ts slice of data records index data,
The size of cache module 5 is preset in advance, and it is 12 that ts in cache module 5, which is arranged, to be sliced corresponding m3u8 indexes quantity, i.e., slow
The preset value of 5 size of storing module is that the corresponding m3u8 recordings index data of 12, ts slice of data is cached to 5 size of cache module
After preset value 12, resynchronisation m3u8 records index data to cloud center service 6；When synchronous procedure failure, 4 weight of module is retried
The process for trying the synchronization, the chance for having 3 failures to retry, can greatly improve the percentage of head rice of content in this way.Cache module 5 is set
Set stability when can greatly improve ts slice of data synchronization failures, retried.In the present embodiment, setting 5 size of cache module
Preset value is that 12, ts slice of data is 10 seconds, and the total time of caching is 120 seconds, that is to say, that end 9 is played, than actual work
It is slow 120 seconds dynamic.Assuming that normal ts slices uplink time is 10 seconds, due to network, failure is uploaded, retries, uses in total
20 seconds.At this point, effective cache-time is 100 seconds, the integrality of content is still maintained.This is also the time to change content intact
The basic principle of property.
Module 7 is presented in data, connects data processing module 3, and response plays the live play at end 9 and request is reviewed in program request,
When playing the request live play of end 9, data are presented module 7 and distribute m3u8 by cloud center service CDN6 with hls protocol modes
Index data and the corresponding ts slice of data of m3u8 index datas extremely play end 9；When the request of broadcasting end 9 is reviewed, data are presented
Module 7 is distributed m3u8 in a manner of http-m3u8 and record index data and its corresponding ts cloud center service CDN6 cuts
Sheet data can review live content to end 9, user is played.
As shown in Fig. 2, a kind of preferred embodiment implementation process of m3u8 format videos live broadcasting method of the present invention is as follows：Step
Rapid 1) data acquisition module 1 acquires rtmp live datas in the LAN at live streaming end 10；
Step 2) data memory module 2 receives rtmp live datas and rtmp live datas is constantly cut into 10 seconds sizes
Ts slice of data, while updating m3u8 index datas；
3 real-time synchronization ts slice of data of step 3) data processing module, it is corresponding that cache module 5 caches ts slice of data
M3u8 indexed cache data, while safeguarding that update m3u8 records index.The size of cache module 5 is preset in advance, and setting is slow
It is 12 that ts, which is sliced corresponding m3u8 indexes quantity, in storing module 5, i.e., the preset value of 5 size of cache module is 12, ts slice of data
Corresponding m3u8 records index data and caches to the preset value 12 of 5 size of cache module, and resynchronisation m3u8 records index data
To cloud center service 6；It when synchronous procedure failure, retries module 4 and retries synchronous process, there is the chance that 3 failures retry,
The percentage of head rice of content can be greatly improved in this way.
When playing the request live play of end 9, data are presented module 7 and are assisted with hls by cloud center service CDN6 step 4)
View mode distributes m3u8 index datas and its corresponding ts slice of data to broadcasting end 9；When the request of broadcasting end 9 is reviewed, data
Module 7 is presented m3u8 is distributed in a manner of http-m3u8 cloud center service CDN6 and records index data and its corresponding
Ts slice of data can review live content to end 9, user is played.
A kind of m3u8 format videos live broadcast system 11 of aforementioned present invention and a kind of reality of m3u8 format videos live broadcasting method
It applies after example implemented, disposably solves during live streaming that live video data is easy to be lost, live content is imperfect and live streaming does not connect
Continuous problem utmostly ensure that the stable and continuous of live streaming process and the integrality of live content.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of m3u8 format videos live broadcast system, which is characterized in that including：
Data acquisition module acquires rtmp live datas；
Data memory module connects the data acquisition module, will by hls agreements for receiving the rtmp live datas
The rtmp live datas are constantly cut into ts slice of data, while updating the corresponding m3u8 index datas of the ts slice of data；
Data processing module, including module and cache module are retried, the data processing module connects the data memory module,
For ts slice of data described in real-time synchronization to cloud center service；It is corresponding that the cache module caches the ts slice of data
M3u8 records index data, and when the m3u8 records index data and reaches the preset value of the cache module size, triggering
The m3u8 records index data and is synchronized to the cloud center service；It is described to retry module when the procedure failure of the synchronization
Retry the process of the synchronization.
Module is presented in data, connects the data processing module, response plays the live play at end and request is reviewed in program request, passes through
The cloud center service distributes the m3u8 index datas and its corresponding ts slice of data to institute with hls protocol modes
It states and plays end, distributes the m3u8 recording index datas and its corresponding ts slice of data in a manner of http-m3u8
To the broadcasting end.
2. a kind of m3u8 format videos live broadcast system according to claim 1, it is characterised in that：When the ts slice of data
A length of 10 seconds.
3. a kind of m3u8 format videos live broadcast system according to claim 1, it is characterised in that：The preset value is 12.
4. a kind of m3u8 format videos live broadcast system according to claim 1, it is characterised in that：The live broadcast system and institute
The live streaming end for stating live streaming is deployed in the same LAN.
5. a kind of m3u8 format videos live broadcast system according to claim 1, it is characterised in that：The module that retries has 3
Secondary chance retries the process of the synchronization.
6. a kind of m3u8 format videos live broadcasting method, which is characterized in that include the following steps：
Step 1) data collecting module collected rtmp live datas；
Step 2) data memory module receives the rtmp live datas and the rtmp live datas is constantly cut into ts slices
Data, while updating m3u8 index datas；
Ts slice of data described in step 3) data processing module real-time synchronization to cloud center service, cache module caches the ts and cuts
The corresponding m3u8 of sheet data records index data, and records index data in the m3u8 and reach the pre- of the cache module size
If when value, triggering the m3u8 recordings index data and being synchronized to cloud center service；It is described heavy when the procedure failure of the synchronization
Die trial block retries the process of the synchronization.
For step 4) when playing end request live play, module is presented by the cloud center service with hls protocol modes in data
Distribute the m3u8 index datas and its corresponding ts slice of data to the broadcasting end；When the broadcasting end is asked back
When seeing, the data are presented module and are distributed the m3u8 recordings index in a manner of http-m3u8 the cloud center service
Data and its corresponding ts slice of data are to the broadcasting end.
7. a kind of m3u8 format videos live broadcasting method according to claim 6, it is characterised in that：When the ts slice of data
A length of 10 seconds.
8. a kind of m3u8 format videos live broadcasting method according to claim 6, it is characterised in that：The preset value is 12.
9. a kind of m3u8 format videos live broadcasting method according to claim 6, it is characterised in that：It is the step 1), described
Step 2), the step 3) and the step 4) execute in the same LAN in live streaming end with the live streaming.
10. a kind of m3u8 format videos live broadcasting method according to claim 6, it is characterised in that：When the mistake of the synchronization
When journey fails, the process for retrying module and thering are 3 chances to retry the synchronization.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109618208A (en) * | 2018-12-25 | 2019-04-12 | 湖南快乐阳光互动娱乐传媒有限公司 | A kind of live stream distribution slice synchronous method and device |
| CN110650351A (en) * | 2019-08-16 | 2020-01-03 | 咪咕视讯科技有限公司 | Live broadcast control method, system, server and computer readable storage medium |
| CN113727144A (en) * | 2021-09-02 | 2021-11-30 | 中国联合网络通信集团有限公司 | High-definition live broadcast system and streaming media method based on mixed cloud |
| CN116132751A (en) * | 2022-12-30 | 2023-05-16 | 郑州小鸟信息科技有限公司 | Method and system for synchronous playback based on web window scene |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101848067A (en) * | 2010-06-22 | 2010-09-29 | 中兴通讯股份有限公司 | Data transmission method and system for self-adaptive bandwidth |
| CN101902524A (en) * | 2010-07-13 | 2010-12-01 | 上海未来宽带技术及应用工程研究中心有限公司 | Mobile phone capable of being taken as video source of live video system and audio-video transmission method |
| CN103686245A (en) * | 2013-11-22 | 2014-03-26 | 乐视致新电子科技（天津）有限公司 | Video-on-demand and live broadcasting switching method and device based on HLS protocol |
| US9313178B2 (en) * | 2011-06-23 | 2016-04-12 | Ericsson Ab | Method and system for secure over-the-top live video delivery |
| CN105578263A (en) * | 2015-12-28 | 2016-05-11 | 山东泰信电子股份有限公司 | Method for playing and transmitting live programme, intelligent playing equipment and live telecasting equipment |
| CN105898352A (en) * | 2015-11-13 | 2016-08-24 | 乐视云计算有限公司 | m3u8-based streaming media file direct broadcast method and system |
| CN106685942A (en) * | 2016-12-20 | 2017-05-17 | 徐亮 | Video live and replaying system and video live and replaying method |
| CN107396171A (en) * | 2017-07-24 | 2017-11-24 | 广州酷狗计算机科技有限公司 | Live network broadcast method, device and storage medium |
-
2018
- 2018-03-22 CN CN201810239491.3A patent/CN108495151A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101848067A (en) * | 2010-06-22 | 2010-09-29 | 中兴通讯股份有限公司 | Data transmission method and system for self-adaptive bandwidth |
| CN101902524A (en) * | 2010-07-13 | 2010-12-01 | 上海未来宽带技术及应用工程研究中心有限公司 | Mobile phone capable of being taken as video source of live video system and audio-video transmission method |
| US9313178B2 (en) * | 2011-06-23 | 2016-04-12 | Ericsson Ab | Method and system for secure over-the-top live video delivery |
| CN103686245A (en) * | 2013-11-22 | 2014-03-26 | 乐视致新电子科技（天津）有限公司 | Video-on-demand and live broadcasting switching method and device based on HLS protocol |
| CN105898352A (en) * | 2015-11-13 | 2016-08-24 | 乐视云计算有限公司 | m3u8-based streaming media file direct broadcast method and system |
| CN105578263A (en) * | 2015-12-28 | 2016-05-11 | 山东泰信电子股份有限公司 | Method for playing and transmitting live programme, intelligent playing equipment and live telecasting equipment |
| CN106685942A (en) * | 2016-12-20 | 2017-05-17 | 徐亮 | Video live and replaying system and video live and replaying method |
| CN107396171A (en) * | 2017-07-24 | 2017-11-24 | 广州酷狗计算机科技有限公司 | Live network broadcast method, device and storage medium |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109618208A (en) * | 2018-12-25 | 2019-04-12 | 湖南快乐阳光互动娱乐传媒有限公司 | A kind of live stream distribution slice synchronous method and device |
| CN110650351A (en) * | 2019-08-16 | 2020-01-03 | 咪咕视讯科技有限公司 | Live broadcast control method, system, server and computer readable storage medium |
| CN110650351B (en) * | 2019-08-16 | 2021-12-07 | 咪咕视讯科技有限公司 | Live broadcast control method, system, server and computer readable storage medium |
| CN113727144A (en) * | 2021-09-02 | 2021-11-30 | 中国联合网络通信集团有限公司 | High-definition live broadcast system and streaming media method based on mixed cloud |
| CN116132751A (en) * | 2022-12-30 | 2023-05-16 | 郑州小鸟信息科技有限公司 | Method and system for synchronous playback based on web window scene |
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