CN107027045A - Pushing video streaming control method, device and video flowing instructor in broadcasting end - Google Patents
Pushing video streaming control method, device and video flowing instructor in broadcasting end Download PDFInfo
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- CN107027045A CN107027045A CN201710232501.6A CN201710232501A CN107027045A CN 107027045 A CN107027045 A CN 107027045A CN 201710232501 A CN201710232501 A CN 201710232501A CN 107027045 A CN107027045 A CN 107027045A
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- video flowing
- instructor
- broadcasting
- intranet
- outer net
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4126—The peripheral being portable, e.g. PDAs or mobile phones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
-
- 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
- H04N21/24—Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth, upstream requests
- H04N21/2405—Monitoring of the internal components or processes of the server, e.g. server load
-
- 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
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network
- H04N21/43637—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
Abstract
The present invention relates to net cast field, and in particular to a kind of pushing video streaming control method, device and video flowing instructor in broadcasting end, this method comprise the following steps：Receive and push the Intranet video flowing that end is sent to the LAN plug-flow address that instructor in broadcasting end is configured, wherein, the instructor in broadcasting end is in same LAN with pushing end；Outer net video flowing is produced according to the Intranet video flowing；The outer net video flowing is sent to instructor in broadcasting's server by public network, with by instructor in broadcasting's server by the outer net video stream to live platform.The multichannel Intranet video flowing that the push end for being in same LAN with instructor in broadcasting end is pushed is received by being built in the intranet server at instructor in broadcasting end, outer net pushing video streaming is synthesized again to instructor in broadcasting's server, the repetition of outer net bandwidth is avoided to take, the occupancy of the upstream bandwidth of outer net can be reduced simultaneously, and then reduce the load of instructor in broadcasting's server, ensure the smoothness of net cast, improve the definition of video pictures.
Description
【Technical field】
The present invention relates to net cast field, and in particular to a kind of pushing video streaming control method, device and video conductance
Broadcast end.
【Background technology】
With the development of Internet technology and intelligent mobile terminal equipment, what various internet products gave people works, gives birth to
Living to bring many convenient and amusement, in recent years, all kinds of live platforms for net cast emerge in an endless stream, and net cast gives people
Bring more real-time social experience.Due to the diversity of live demand, many seat in the plane multi-angles it is live can give full play to it is many
The online advantage in seat in the plane, it is to avoid live the gathered live image content of light engine position is single, the problem of do not enrich, can be more
Ground improves live atmosphere, strengthens live content, supports complicated living broadcast of programs.
Fig. 3 shows the system schematic of the live technical scheme in many seats in the plane of the prior art, is now entering in the art
The many seats in the plane of row, multi-path video stream are gathered in live scene, it is necessary to by multichannel live video stream plug-flow to the instructor in broadcasting in outer net
Server, then again from instructor in broadcasting end by instructor in broadcasting's server send instruction select final video flowing all the way be pushed to again it is live
Platform.Because instructor in broadcasting's server rack is located on public network, (for example carry out outdoor live) when network bandwidth falls short, multichannel pushes end
Video flowing all can be by public network plug-flow to instructor in broadcasting's server, and instructor in broadcasting end needs for supervision, the control of multi-path video stream
Video flowing is retracted by public network from instructor in broadcasting's server, corresponding video flowing is then selected according to live demand, it is final to be chosen
Be pushed to the video flowing of live platform often be multi-path video stream in all the way, other road video flowings are only used as alternative videos
Stream, and the multichannel alternative videos stream occupies the bandwidth resources for being up to public network, is also needed to while instructor in broadcasting end supervises video flowing
Drawn and flowed from server by public network, repetition occupies bandwidth, causes the waste of resource, considerably increases the pressure of cloud instructor in broadcasting's server
Power, also results in selected video flowing and produces Caton phenomenon.
【The content of the invention】
The primary and foremost purpose of the present invention is to provide a kind of pushing video streaming control method, device, it is intended to solve multiple push
The problems such as holding too high plug-flow multi-path video stream Time Bandwidth occupancy, external network server traffic overload.
Another object of the present invention is to provide a kind of video flowing instructor in broadcasting end for realizing pushing video streaming control method.
To realize the purpose, the present invention is adopted the following technical scheme that：
In a first aspect, a kind of pushing video streaming control method, comprises the following steps：
Receive and push the Intranet video flowing that end is sent to the LAN plug-flow address that instructor in broadcasting end is configured, wherein, the instructor in broadcasting
End is in same LAN with pushing end；
Outer net video flowing is produced according to the Intranet video flowing；
The outer net video flowing is sent to instructor in broadcasting's server by public network, with by instructor in broadcasting's server by the outer net
Video stream is to live platform.
It is preferred that, the LAN plug-flow address is LAN RTMP addresses.
Further, the local of RTMP server of the LAN plug-flow address of the instructor in broadcasting end configuration built in instructor in broadcasting end
Net RTMP addresses.
Specifically, the step of generation outer net video flowing according to the Intranet video flowing, is specifically included：
Client at instructor in broadcasting end shows the Intranet video flowing, and the processing for receiving the Intranet video flowing that client is sent refers to
Order, outer net video flowing is produced according to the process instruction.
Specifically, the process instruction for receiving the Intranet video flowing that client is sent, is produced according to the process instruction
Outer net video flowing, including：
The Intranet video flowing synthetic instruction that client is sent is received, at least outer net all the way will be synthesized by two-way Intranet video flowing
Video flowing；Or
The Intranet video flowing switching command that client is sent is received, Intranet all the way is selected from least two-way Intranet video flowing
Video flowing is used as outer net video flowing.
Second aspect, the present invention provides a kind of pushing video streaming control device, including：
Intranet receiving module：The Intranet video that end is sent to the LAN plug-flow address that instructor in broadcasting end is configured is pushed for receiving
Stream, wherein, the instructor in broadcasting end is in same LAN with pushing end；
Generation module：For producing outer net video flowing according to the Intranet video flowing；
Outer net pushing module：For sending the outer net video flowing to instructor in broadcasting's server by public network, to be led by described
Server is broadcast by the outer net video stream to live platform.
It is preferred that, the LAN plug-flow address is LAN RTMP addresses.
Further, the local of RTMP server of the LAN plug-flow address of the instructor in broadcasting end configuration built in instructor in broadcasting end
Net RTMP addresses.
Specifically, the generation module includes：
Instruction reception unit：The Intranet video flowing is shown for the client at instructor in broadcasting end, receives what client was sent
The process instruction of Intranet video flowing, outer net video flowing is produced according to the process instruction；
Video processing unit：Intranet video flowing synthetic instruction for receiving client transmission, at least two-way Intranet is regarded
Frequency stream synthesizes outer net video flowing all the way；Or
Intranet video flowing switching command for receiving client transmission, is selected all the way from least two-way Intranet video flowing
Intranet video flowing is used as outer net video flowing.
In addition, the present invention provides a kind of video flowing instructor in broadcasting end, and for realizing that the push of video flowing is controlled, instructor in broadcasting's termination
Receive and push the Intranet video flowing that end is sent to the LAN plug-flow address that instructor in broadcasting end is configured, wherein, the instructor in broadcasting end is with pushing end
In same LAN；The instructor in broadcasting end produces outer net video flowing according to the Intranet video flowing；The instructor in broadcasting end passes through public network
Send the outer net video flowing to instructor in broadcasting's server, with by instructor in broadcasting's server by the outer net video stream to live
Platform.
Compared with prior art, the present invention possesses following advantage：
Intranet server of the invention by being built in instructor in broadcasting end, receives the push end that same LAN is in instructor in broadcasting end
The multichannel Intranet video flowing of push, then enters edlin, processing, according to live scene in instructor in broadcasting end to the multi-path video stream
Multichannel Intranet video flowing final process is generated outer net video flowing by demand, then passes through outer net described in outer net to instructor in broadcasting's server push stream
Video flowing, then by instructor in broadcasting's server by outer net pushing video streaming to each live platform.Multichannel Intranet video flowing is avoided directly to upload
To instructor in broadcasting's server of outer net, while instructor in broadcasting end no longer needs to pull Intranet video flowing from instructor in broadcasting's server, outer guipure is reduced
The occupancy of wide resource；And multichannel Intranet video flowing forms outer net video flowing after entering edlin, processing at instructor in broadcasting end, now passes through
The upstream bandwidth for the outer net that outer net video described in outer net plug-flow is flowed to required for instructor in broadcasting's server greatly reduces, and is led while reducing
Broadcast the load of server.
It is in simultaneously as pushing end with instructor in broadcasting end in same LAN, upstream bandwidth can be played to greatest extent
Speed, based on this, directly can be pushed to video flowing is lossless or low-loss instructor in broadcasting end, instructor in broadcasting end is without again pushing end
Intranet video flowing is pulled from instructor in broadcasting's server, ensures the definition of video to a greater degree, then by instructor in broadcasting end by generation
Outer net video flowing is compressed, be pushed to instructor in broadcasting's server after transcoding again, pushes end plug-flow more efficient, it is ensured that live timeliness
Property, and the video flowing of outer net all the way after often being handled on outer net instructor in broadcasting's server is pushed to, upload outer net video flowing all the way
Shared outer net bandwidth resources are less, can farthest ensure the fluency of net cast.
Also, progress such as addition captions, addition LOGO can also be concentrated on instructor in broadcasting end, special efficacy, image content is made
The operation such as identification, concentrates on instructor in broadcasting end by the multi-mode operation and is handled, and utilizes to amplitude peak the performance advantage at instructor in broadcasting end, and
And can effectively reduce the live load for pushing end processor so that push end and preferably push away most resource for video flowing
Work is flowed, so as to ensure clear, the smoothness of video pictures.
Obviously, the above-mentioned description about advantage of the present invention is recapitulative, and more advantage descriptions will be embodied in follow-up
During embodiment is disclosed, and, the content that those skilled in the art can also be disclosed reasonably finds its of the present invention
His plurality of advantages.
The additional aspect of the present invention and advantage will be set forth in part in the description, and these will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
【Brief description of the drawings】
Fig. 1 is an embodiment schematic flow sheet of pushing video streaming control method of the present invention.
Fig. 2 is the system composition schematic diagram of pushing video streaming control method of the present invention.
Fig. 3 is the system schematic of the live technical scheme in many seats in the plane of the prior art.
Fig. 4 is an embodiment schematic diagram of pushing video streaming control device of the present invention.
Fig. 5 is an embodiment schematic diagram of the topological structure of video living transmission system.
【Embodiment】
The present invention is further described with exemplary embodiment below in conjunction with the accompanying drawings, identical label wherein in accompanying drawing
All refer to identical part.In addition, if it is known that the detailed description of technology is for showing the invention is characterized in that unnecessary
, then omitted.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " one " used herein, " one
It is individual ", " described " and "the" may also comprise plural form.It is to be further understood that what is used in the specification of the present invention arranges
Diction " comprising " refer to there is the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or addition
Other one or more features, integer, step, operation, element, component and/or their group.
Those skilled in the art of the present technique are appreciated that " terminal " used herein above, " terminal device " can include：Honeycomb
Communication equipment, PCS (Personal Communications Service), PDA (Personal Digital
Assistant), conventional laptop and/or palmtop computer or other equipment, can also be communication terminal, access terminals, sound
Pleasure/video playing terminal, for example can be PDA, MID (Mobile Internet Device, mobile internet device) and/or
Mobile phone with music/video playing function.
It is the topological structure schematic diagram of a live broadcast system as shown in Figure 5, including consisting of part：
Plug-flow end：Plug-flow end is substantially carried out collection, coding and the push of audio frequency and video, including audio and video acquisition devices and coding
Instrument, for creating, catching and editing multimedia data, conventional coded system has CBR, VBR；For video data, commonly use
Coding standard be H.265, H.264, MPEG-4, for voice data, conventional coding standard has AAC, G.711 μ, Opus,
Data volume is reduced by encoding compression Video ＆ Audio data, is then sealed audio, video data using Streaming transfer protocol
Dress forms flow data, then to service end pushing video stream.The encoded pusher of audio, video data flows to service end, flow data
Transmission then needs to use corresponding host-host protocol, and conventional plug-flow agreement is RTMP, RTSP, HLS etc..
Service end：Service end includes Source Site with CDN node, wherein, Source Site is used for the video for receiving the push of plug-flow end
Stream, and by the video flowing plug-flow to each CDN node, then by CND nodes is distributed to each broadcasting end.Meanwhile, in order that receiving
The video flowing that plug-flow end is pushed is adapted to each live platform, various different agreements, it is necessary in service end by the video flowing received
It is transcoded into and supports being drawn for corresponding broadcasting end for such as RTMP, HLS, FLV form to flow.
Play end：End is played by being pulled to service end after corresponding video flowing, it is necessary to local after being decoded, being rendered
Player plays.
In a first aspect, being an embodiment schematic flow sheet of pushing video streaming control method of the present invention, the party as shown in Figure 1
Method is performed by instructor in broadcasting end, including step S100~S300；Referring also to Fig. 2, is the system composition signal of the method for the invention
Figure, the technical scheme of pushing video streaming control method of the present invention is best understood from reference to Fig. 1, Fig. 2.
Step S100：Receive and push the Intranet video flowing that end is sent to the LAN plug-flow address that instructor in broadcasting end is configured, wherein,
The instructor in broadcasting end is in same LAN with pushing end.
The push end is the seed-sowing machine or plug-flow software in net cast field, can be peripheral hardware camera or calculating
After the collection of machine desktop picture plug-flow, or mobile terminal such as mobile phone or flat are carried out using plug-flow software such as OBS, FMLE, XSplit
Plate computer is using plug-flow after camera collection, i.e., video flowing is realized in the plug-flow address that described push end can be provided by instructor in broadcasting end
Plug-flow, so-called plug-flow sends encoded audio, video data to the service of the plug-flow address according to Streaming transfer protocol
Device；The instructor in broadcasting end can be understood as instructor in broadcasting's platform, can carry out editor, the switching of picture to multi-path video stream by instructor in broadcasting end
And the editor of audio etc., the final video flowing all the way of selection/synthesis.It is understood that the push end, instructor in broadcasting end belong to
In " terminal " defined above, " terminal device ".In the present embodiment, it will first push end and terminated with instructor in broadcasting into same LAN
In, LAN (Local Area Network, LAN) refers to the computer being mutually unified into by multiple stage computers in a certain region
Each computer (or its equipment) on group, same LAN has one or more LAN IP address, each LAN
IP address is LAN internal distribution, and IP is that, with the IP of 192 beginnings, the IP address of LAN can be repeated,
It will not influence each other；Due to pushing end and instructor in broadcasting end with being in the plug-flow for configuring instructor in broadcasting end in same LAN, the present embodiment
Location is defined as LAN plug-flow address, and the video flowing that push end is sent into instructor in broadcasting end by LAN plug-flow address is defined as interior
Net video flowing, instructor in broadcasting end is pushed away Intranet video flowing by the plug-flow address for pushing end by configuring at least one plug-flow address
It is sent to instructor in broadcasting end.
A kind of embodiment of the present invention, the LAN plug-flow address is LAN RTMP addresses, more at present to use
Streaming Media plug-flow agreement mainly includes RTMP, WebRTC and the proprietary protocol based on UDP, wherein, RTMP is Real Time
Messaging Protocol (real-time messages host-host protocol) acronym, the agreement is based on TCP, is a protocol suite,
Including a variety of mutation such as RTMP basic agreements and RTMPT/RTMPS/RTMPE, RTMP is that one kind is designed to carry out real time data
The procotol of communication, is used primarily between Flash/AIR platforms and the Streaming Media/interactive server for supporting RTMP agreements and carries out
Audio frequency and video and data communication, RTMP are the Streaming transfer protocols of current main flow, are widely used in live field.Based on RTMP's
RTMP plug-flows address is with rtmp:// beginning, and including upload service URL addresses, upload directory name and uploading nodes
(stream) three part, a LAN rtmp address of the present embodiment is rtmp://192.168.xxx.xxx/live/
streamid。
Because the Intranet video flowing plug-flow for pushing end is, based on RTMP agreements, therefore to receive the described of the Intranet video flowing and lead
RTMP agreements must also be supported by broadcasting end.Further, a kind of embodiment of the invention, the LAN plug-flow of the instructor in broadcasting end configuration
Address is the LAN RTMP addresses of the RTMP servers built in instructor in broadcasting end, specifically, configuring an Intranet service at instructor in broadcasting end
Device, at least one RTMP plug-flows address is provided by the intranet server, it is to be understood that the RTMP that the intranet server is provided
Plug-flow address is similarly LAN plug-flow address, then pushes end and is pushed by LAN RTMP plug-flows address to instructor in broadcasting end
Intranet video flowing.
It is understood that in another embodiment of the present invention, pushing end can use other Streaming Media plug-flow agreements will
Intranet pushing video streaming is to instructor in broadcasting end, and accordingly, the server built in instructor in broadcasting end is similarly changed, is configured to support plug-flow association
The server of view, for example, push end group and carry out plug-flow in WebRTC agreements, WebRTC titles are derived from webpage instant messaging (English：
Web Real-Time Communication) abbreviation, be that supported web page browser carries out real-time voice dialogue or video
The API of dialogue, bottom is based on SRTP and UDP, and weak net situation optimization space is big, and accordingly, the server built in instructor in broadcasting end is then needed
Change, be configured to the server of support WebRTC plug-flow agreements.
The present invention is in same LAN due to pushing end with instructor in broadcasting end, and upstream bandwidth can be played to greatest extent
Speed, based on this, directly can be pushed to video flowing is lossless or low-loss instructor in broadcasting end pushing end, protect to a greater degree
Demonstrate,prove the definition of video；Then the outer net video flowing of generation is compressed by instructor in broadcasting end again, is pushed to instructor in broadcasting's clothes after transcoding again
It is engaged in device, it is more efficient to push end plug-flow, more can guarantee that live ageing and up shared by the outer net video flowing uploaded
Bandwidth resources are less, can farthest ensure the fluency of net cast.
Step S200：Outer net video flowing is produced according to the Intranet video flowing.
Instructor in broadcasting's termination is received after the Intranet video flowing, according to the need for live scene by Intranet video flowing editor, processing
The step of generating outer net video flowing, the generation outer net video flowing according to Intranet video flowing specifically includes：
Client at instructor in broadcasting end shows Intranet video flowing, receives the process instruction for the Intranet video flowing that client is sent,
Outer net video flowing is produced according to the process instruction.
The multichannel Intranet video flowing received is directed to, is shown in real time in the client at instructor in broadcasting end, and for
The multichannel Intranet video flowing, user can enter edlin, processing by client to it, and instructor in broadcasting end receives user's operation client
And the process instruction of the Intranet video flowing sent, produce outer net video flowing according to the process instruction.
In an embodiment of the present invention, the process instruction of the reception Intranet video flowing is specially：Client is received to send
Intranet video flowing synthetic instruction, at least will synthesize video flowing all the way by two-way Intranet video flowing.
In order to reach multi-faceted while showing that the main frame position of scene on the effect of live scene, such as display station is seen with interview
Many common displays in slave position, the two-way Intranet video flowing picture of two seats in the plane is synthesized, meanwhile, a selection can be selected
The audio of two-path video stream selects other audios in addition, and the two-path video stream is synthesized to video flowing all the way and is used as outer net video
Stream.
In another embodiment of the present invention, the process instruction of the reception Intranet video flowing is specially：Receive client hair
The switching command of the Intranet video flowing sent, selected from least two-way Intranet video flowing all the way Intranet video flowing as outer net video
Stream, it is to be understood that in many seat in the plane live scenes, due to picture and selecting, only need to play the live content of No. 2 seats in the plane, lead
Broadcast end and can then select, switch video flowing all the way (correspondingly No. 2 seats in the plane) in multichannel Intranet video flowing as outer net video flowing.
Based on described above, it is appreciated that can also be carried out on instructor in broadcasting end such as addition captions, addition LOGO,
Make the operations such as special efficacy, image content identification；Meanwhile, the multi-mode operation is concentrated on into instructor in broadcasting end and handled, can effectively be reduced
Push the live load of end processor so that push end and preferably most resource works for video flowing plug-flow, and then
Ensure clear, the smoothness of video pictures.
Step S300：The outer net video flowing is sent to instructor in broadcasting's server by public network, to pass through instructor in broadcasting's server
By the outer net video stream to live platform.
Completed at instructor in broadcasting end after generation outer net video flowing, the outer net video flowing sent to instructor in broadcasting's server by public network,
Outer net video flowing is subjected to plug-flow to instructor in broadcasting's server, to put down outer net video stream to live by instructor in broadcasting's server
Platform.The public network is the wide area network (WAN, Wide Area Network) for being different from Intranet, also referred to as telenet (Long Haul
Network), wide area network will be distributed over the LAN or computer system of different regions and interconnect, and reach the mesh of resource-sharing
, internet (Internet) is wide area network maximum in world wide, and all IP on public network can be accessed by public network.Institute
State instructor in broadcasting's server rack to be located on public network, because final terminaloriented user provides the Streaming Media for the being distributed across the whole network clothes of service
Be engaged in device, by instructor in broadcasting's server by produced outer net video flowing plug-flow to live platform, the terminal users of different viewer ends from
And can be drawn and flowed to watch the live video from instructor in broadcasting's server by public network on corresponding live platform.In the present embodiment,
Viewer end draws the embodiment of stream as follows, and the broadcast address of the drawing stream based on RTMP is rtmp://
pull.example.com/live/streamid；The broadcast address of drawing stream based on HLS is http://
pull.example.com/live/streamid.m3u8；The broadcast address of drawing stream based on FLS is http://
pull.example.com/live/streamid.flv。
Second aspect, is an embodiment schematic diagram of pushing video streaming control device of the present invention as shown in Figure 4, including：
Intranet receiving module 100：The Intranet that end is sent to the LAN plug-flow address that instructor in broadcasting end is configured is pushed for receiving
Video flowing, wherein, the instructor in broadcasting end is in same LAN with pushing end.
Intranet receiving module 100, which is received, pushes the LAN that end such as seed-sowing machine or OBS plug-flows software are configured according to instructor in broadcasting end
The Intranet video flowing that plug-flow address is pushed, in the present embodiment, the instructor in broadcasting end is in same LAN with pushing end, therefore by instructor in broadcasting
The plug-flow address of end configuration is defined as LAN plug-flow address, will push end by LAN plug-flow address and is sent to instructor in broadcasting end
Video flowing is defined as Intranet video flowing.
It is preferred that, the LAN plug-flow address is LAN RTMP plug-flows address, a LAN of the present embodiment
RTMP plug-flows address is rtmp://192.168.xxx.xxx/live/streamid；Further, the instructor in broadcasting end is configured
LAN plug-flow address is the LAN RTMP addresses of the RTMP servers built in instructor in broadcasting end, specifically, configuring one at instructor in broadcasting end
Individual intranet server, at least one RTMP plug-flows address is provided by the intranet server, and Intranet receiving module 100 is so as to connecing
Receive push end and Intranet video flowing is pushed to instructor in broadcasting end by LAN RTMP plug-flows address.
Generation module 200：For producing outer net video flowing according to the Intranet video flowing.
Intranet receiving module 100 is received after the Intranet video flowing, and generation module 200 will be according to will the need for live scene
Intranet video flowing editor, processing generation outer net video flowing.
The generation module 200 includes：
Instruction reception unit 201：The Intranet video flowing is shown for the client at instructor in broadcasting end, client is received and sends
Intranet video flowing process instruction, according to the process instruction produce outer net video flowing.
Video processing unit 202：, will be at least in two-way for the synthetic instruction for the Intranet video flowing for receiving client transmission
Net video flowing synthesizes outer net video flowing all the way；Or
For the switching command for the Intranet video flowing for receiving client transmission, one is selected from least two-way Intranet video flowing
Road Intranet video flowing is used as outer net video flowing.
Instruction reception unit 201 is directed to the multichannel Intranet video flowing received, is carried out in the client at instructor in broadcasting end real
When show, and for the multichannel Intranet video flowing, user can enter edlin, processing, Video processing by client to it
The process instruction for the Intranet video flowing that unit 202 receives user's operation client and sent, is produced outer according to the process instruction
Net video flowing.
In an embodiment of the present invention, in order to reach multi-faceted while showing on the effect of live scene, such as display station
Slave position common display of the main frame position of scene with interviewing spectators, the two-way Intranet video flowing picture of two seats in the plane is closed
Into, meanwhile, the audio of a selection two-path video stream can be selected or other audios are selected in addition, video processing unit 202 by this two
Road video flowing synthesize all the way video flowing as outer net video flowing.
In another embodiment of the present invention, in many seat in the plane live scenes, due to picture and selecting, No. 2 seats in the plane need to be only played
Live content, video flowing all the way (No. 2 seats in the plane of the correspondence) conduct that can then select, switch in multichannel Intranet video flowing at instructor in broadcasting end
Outer net video flowing, video processing unit 202 generates corresponding outer net video flowing.
Outer net pushing module 300：For sending the outer net video flowing to instructor in broadcasting's server by public network, with by described
Instructor in broadcasting's server is by the outer net video stream to live platform.
After generation module 200 completes generation outer net video flowing, outer net pushing module 300 is by public network to instructor in broadcasting's server
Send the outer net video flowing, i.e., outer net video flowing be subjected to plug-flow to instructor in broadcasting's server, with by instructor in broadcasting's server by outer net
Video stream to live platform, the terminal user of viewer end so as on corresponding live platform by public network from instructor in broadcasting
Server draws stream to watch the live video.In the present embodiment, viewer end draws the embodiment of stream as follows, based on RTMP's
The broadcast address for drawing stream is rtmp://pull.example.com/live/streamid；The broadcast address of drawing stream based on HLS
For http://pull.example.com/live/streamid.m3u8；The broadcast address of drawing stream based on FLS is http://
pull.example.com/live/streamid.flv。
The third aspect, the present invention a kind of instructor in broadcasting end is also provided, for realize video flowing push control, the instructor in broadcasting end with
Push end and be in same LAN, and receive the Intranet video for pushing the LAN plug-flow address transmission that end is configured to instructor in broadcasting end
Stream, then produces outer net video flowing further according to the Intranet video flowing, while sending described outer to instructor in broadcasting's server by public network
Net video flowing, with by instructor in broadcasting's server by the outer net video stream to live platform.
Intranet server of the invention by being built in instructor in broadcasting end, receives the push end that same LAN is in instructor in broadcasting end
The multichannel Intranet video flowing of push, then enters edlin, processing, according to live scene in instructor in broadcasting end to the multi-path video stream
Multichannel Intranet video flowing final process is generated outer net video flowing by demand, then passes through outer net described in outer net to instructor in broadcasting's server push stream
Video flowing, then by instructor in broadcasting's server by outer net pushing video streaming to each live platform.Multichannel Intranet video flowing is avoided directly to upload
To instructor in broadcasting's server of outer net, while instructor in broadcasting end no longer needs to pull Intranet video flowing from instructor in broadcasting's server, outer guipure is reduced
The occupancy of wide resource；And multichannel Intranet video flowing forms outer net video flowing after entering edlin, processing at instructor in broadcasting end, now passes through
The upstream bandwidth for the outer net that outer net video described in outer net plug-flow is flowed to required for instructor in broadcasting's server greatly reduces, and is led while reducing
Broadcast the load of server.
It is in simultaneously as pushing end with instructor in broadcasting end in same LAN, upstream bandwidth can be played to greatest extent
Speed, based on this, directly can be pushed to video flowing is lossless or low-loss instructor in broadcasting end, instructor in broadcasting end is without again pushing end
Intranet video flowing is pulled from instructor in broadcasting's server, ensures the definition of video to a greater degree, then by instructor in broadcasting end by generation
Outer net video flowing is compressed, be pushed to instructor in broadcasting's server after transcoding again, pushes end plug-flow more efficient, it is ensured that live timeliness
Property, and the video flowing of outer net all the way after often being handled on outer net instructor in broadcasting's server is pushed to, upload outer net video flowing all the way
Shared outer net bandwidth resources are less, can farthest ensure the fluency of net cast.
Also, progress such as addition captions, addition LOGO can also be concentrated on instructor in broadcasting end, special efficacy, image content is made
The operation such as identification, concentrates on instructor in broadcasting end by the multi-mode operation and is handled, and utilizes to amplitude peak the performance advantage at instructor in broadcasting end, and
And can effectively reduce the live load for pushing end processor so that push end and preferably push away most resource for video flowing
Work is flowed, so as to ensure clear, the smoothness of video pictures.
Although having been illustrated with some exemplary embodiments of the present invention above, those skilled in the art will manage
Solution, in the case where not departing from the principle or spirit of the present invention, can make a change to these exemplary embodiments, of the invention
Scope is limited by claim and its equivalent.
Claims (10)
1. a kind of pushing video streaming control method, it is characterised in that comprise the following steps：
Receive and push the Intranet video flowing that the LAN plug-flow address that end configure to instructor in broadcasting end is sent, wherein, the instructor in broadcasting end and
Push end and be in same LAN；
Outer net video flowing is produced according to the Intranet video flowing；
The outer net video flowing is sent to instructor in broadcasting's server by public network, with by instructor in broadcasting's server by the outer net video
Stream is sent to live platform.
2. according to the method described in claim 1, it is characterised in that the LAN plug-flow address is LAN RTMP addresses.
3. method according to claim 2, it is characterised in that the LAN plug-flow address of the instructor in broadcasting end configuration is instructor in broadcasting
The LAN RTMP addresses of the built-in RTMP servers in end.
4. according to the method described in claim 1, it is characterised in that the step that outer net video flowing is produced according to Intranet video flowing
Suddenly, specifically include：
Client at instructor in broadcasting end shows the Intranet video flowing, receives the process instruction for the Intranet video flowing that client is sent,
Outer net video flowing is produced according to the process instruction.
5. method according to claim 4, it is characterised in that the processing for the Intranet video flowing that the reception client is sent
Instruction, produces outer net video flowing according to the process instruction, specifically includes：
The synthetic instruction for the Intranet video flowing that client is sent is received, at least two-way Intranet video flowing outer net all the way will be synthesized and regard
Frequency flows；Or
Receive client send Intranet video flowing switching command, selected from least two-way Intranet video flowing all the way Intranet regard
Frequency stream is used as outer net video flowing.
6. a kind of pushing video streaming control device, it is characterised in that including：
Intranet receiving module：The Intranet video flowing that end is sent to the LAN plug-flow address that instructor in broadcasting end is configured is pushed for receiving,
Wherein, the instructor in broadcasting end is in same LAN with pushing end；
Generation module：For producing outer net video flowing according to the Intranet video flowing；
Outer net pushing module：For sending the outer net video flowing to instructor in broadcasting's server by public network, to be taken by the instructor in broadcasting
Device be engaged in by the outer net video stream to live platform.
7. device according to claim 6, it is characterised in that the LAN plug-flow address is LAN RTMP addresses.
8. device according to claim 7, it is characterised in that the LAN plug-flow address of the instructor in broadcasting end configuration is instructor in broadcasting
The LAN RTMP addresses of the built-in RTMP servers in end.
9. device according to claim 6, it is characterised in that the generation module includes：
Instruction reception unit：The Intranet video flowing is shown for the client at instructor in broadcasting end, the Intranet that client is sent is received
The process instruction of video flowing, outer net video flowing is produced according to the process instruction；
Video processing unit：, will at least two-way Intranet video for the synthetic instruction for the Intranet video flowing for receiving client transmission
Stream synthesizes outer net video flowing all the way；Or
For the switching command for the Intranet video flowing for receiving client transmission, select interior all the way from least two-way Intranet video flowing
Net video flowing is used as outer net video flowing.
10. a kind of video flowing instructor in broadcasting end, for realizing pushing video streaming control, it is characterised in that：
The instructor in broadcasting end, which is received, pushes the Intranet video flowing that end is sent to the LAN plug-flow address that instructor in broadcasting end is configured, wherein, institute
State instructor in broadcasting end and be in same LAN with pushing end；
Instructor in broadcasting end produces outer net video flowing according to the Intranet video flowing；
Instructor in broadcasting end sends the outer net video flowing by public network to instructor in broadcasting's server, with by instructor in broadcasting's server will it is described outside
Net video stream is to live platform.
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