CN107172093A - A kind of videoconference data processing method and system - Google Patents
A kind of videoconference data processing method and system Download PDFInfo
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- CN107172093A CN107172093A CN201710538504.2A CN201710538504A CN107172093A CN 107172093 A CN107172093 A CN 107172093A CN 201710538504 A CN201710538504 A CN 201710538504A CN 107172093 A CN107172093 A CN 107172093A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
- H04N7/152—Multipoint control units therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/75—Media network packet handling
Abstract
The invention discloses a kind of videoconference data processing system, the system is used for：Control video transfer unit receives the video data of each client transmission；The video data of each client received is copied as two parts；A copy of it video data after duplication is sent to main meeting-place client by video transfer unit；Another video data after duplication is sent to multipoint control unit by video transfer unit, another described video data is synthesized combined picture data by control multipoint control unit；Combined picture data after synthesis are sent to each sub-venue client by video transfer unit.The present invention also provides a kind of videoconference data processing method.The present invention can realize HD video image meeting, and need not too big network bandwidth.
Description
Technical field
The invention belongs to data processing method and system, more particularly, to a kind of videoconference data applied to video wall
Processing method and system.
Background technology
Passing video conference uses MCU（Multi Control Unit, multipoint control unit）Receive multiple client
Video image（1080P）, video image is then split into picture synthesis all the way（1080P）, export to each client.If
Client uses the display of large-size（Such as video wall）, by taking the video wall of nine clients and nine screens as an example, electricity
Each screen of wall is regarded as 1080P, after the video image of the segmentation of synthesis nine, the resolution ratio of each divided frame is 640*
360, the effect that is presented on each screen of video wall and bad after extending in proportion, it is impossible to meet the demand of user.Such as
Fruit is without using MCU, and each direct point-to-point transmission high definition image of client gives other clients, then each screen in video wall
Picture have 1080P resolution ratio, the visual experience for allowing people to there is Buddhist of walking back and forth to have a meeting at the scene, but be also required to larger net simultaneously
Network frequency range.By taking 1080P video data as an example, 5Mbps network traffics are at least needed.Nine road video datas transmit big simultaneously
About need to upload and download each 45Mbps network traffics, video image normal play could be maintained.
The content of the invention
HD video image meeting can be realized it is an object of the invention to provide one kind, and need not too big network frequency
Wide videoconference data processing method and system.
A kind of videoconference data processing method of technical solution of the present invention, the server applied to connection multiple client
In, the server includes video transfer unit and multipoint control unit, and the method comprising the steps of：
Control video transfer unit receive each client transmission video data, the client include main meeting-place client and
Multiple sub-venue clients；
The video data of each client received is copied as two parts；
A copy of it video data after duplication is sent to the main meeting-place client by video transfer unit；
Another video data after duplication is sent to multipoint control unit by video transfer unit, multiparty control list is controlled
Another described video data is synthesized combined picture data by member；And transfer the combined picture data after synthesis by video
Unit is sent to each sub-venue client.
It is preferred that, after the combined picture data are sent to each sub-venue client, by each sub-venue client
Codec decoded, then the sub-venue client connect screen on play.
It is preferred that, the main meeting-place client includes a decoder array, and the decoder array includes multiple
Codec, and the main meeting-place client is connected to video wall, multiple screens and the multiple encoding and decoding of the video wall
Device and multiple client are corresponded.
It is preferred that, after the video data that video transfer unit is transmitted is received by the main meeting-place client, by decoding
Corresponding codec is decoded in device array, is then played on the corresponding screen of video wall.
In a kind of videoconference data processing system of the technical program, the server for running on connection multiple client,
The server includes video transfer unit and multipoint control unit, and the system includes：
Receiving module, for controlling video transfer unit to receive the video data of each client transmission, the client includes
Main meeting-place client and multiple sub-venue clients；
Replication module, for the video data of each client received to be copied as into two parts；
Delivery module, for a copy of it video data after duplication to be sent into the main meeting-place visitor by video transfer unit
Family end；
Synthesis module, for another video data after duplication to be sent into multipoint control unit by video transfer unit,
Another described video data is synthesized combined picture data by control multipoint control unit；And the delivery module be additionally operable to by
Combined picture data after synthesis are sent to each sub-venue client by video transfer unit.
It is preferred that, after each sub-venue client receives the combined picture data of video transfer unit transmission, each
The codec of sub-venue client is decoded to the combined picture data received, and then the combined picture data exist
Played on the screen of sub-venue client connection.
It is preferred that, the main meeting-place client includes a decoder array, and the decoder array includes multiple
Codec, and the main meeting-place client is connected to video wall, multiple screens and the multiple encoding and decoding of the video wall
Device and multiple client are corresponded.
It is preferred that, after the main meeting-place client receives the video data of video transfer unit transmission, decoder arrangements
Each codec in row is decoded the video data of corresponding client, is then broadcast on the corresponding screen of video wall
Put.
The technology of the present invention beneficial effect：
A kind of videoconference data processing method and system of technical solution of the present invention, described videoconference data processing method
And system, the video data portion of each client received can be transmitted directly to main meeting-place client, in video wall
The upper HD video image for showing each meeting-place, another synthesizes combined picture data by multipoint control unit, is sent to each
Individual sub-venue client is shown, both ensure that the definition of the video pictures of main meeting-place client terminal playing, again need not be too
Big network bandwidth.
Brief description of the drawings
Fig. 1 is the running environment figure of videoconference data processing system preferred embodiment of the present invention；
Fig. 2 is the schematic diagram of video wall in the present invention；
Fig. 3 is the functional block diagram of videoconference data processing system preferred embodiment of the present invention；
Fig. 4 is the flow chart of videoconference data processing method preferred embodiment of the present invention；
Fig. 5 is the data flow schematic diagram of videoconference data processing method preferred embodiment of the present invention.
Embodiment
For ease of skilled artisan understands that technical solution of the present invention, in conjunction with Figure of description to the technology of the present invention side
Case is described further.
It is the running environment figure of videoconference data processing system preferred embodiment of the present invention as shown in Fig. 1.Video council
View data handling system 10 is run in server 1.Also include by regarding that data wire or signal wire are connected in server 1
Frequency transfer unit（Video Forwarder）20th, multipoint control unit 30, SIP（Session Initiation Protocol,
Session initiation Protocol）Service unit 40, memory 50 and processor 60 etc..
Server 1 is by network connection in multiple client 2（Two are shown in Fig. 1 as representative）, for realizing this
Video conference between multiple client 2.Video transfer unit 20 is used for the video data for receiving the transmission of each client 2
And transfer video data to multipoint control unit 30 or each client 2.Multipoint control unit 30 is used for the video
Transfer unit 20 transfers the multi-path video data come and synthesized.SIP service units 40 are used to enter each client 2
Row connection management, when carrying out video conference, each client 2 is both needed to first be logged in SIP service units 40, and by
SIP service unit 40 carries out communication processing, sets up line.Memory 50 is used to store videoconference data processing system 10
The data such as program code.Processor 60 is used for each functional module for performing videoconference data processing system 10, to complete
The present invention.
In the present embodiment, there is a main meeting-place client 22 in the multiple client 2, other are sub-venue client
End 24（Refering to shown in Fig. 5）, generally the main meeting-place client 22 and server 1 are in same place.In other implementations
Example in, if network bandwidth allow, server 1 can also set anywhere, without with main meeting-place client 22 same
One place.The present embodiment is illustrated so that server 1 connects nine clients 2 as an example, meeting based on one of client 2
Field client 22, remaining eight clients 2 are sub-venue client 24.
The main meeting-place client 22 includes a decoder array（Do not show in Array Decoder Box, Fig. 1
Go out）, the decoder array includes multiple（Such as nine）Codec（Codec Box）, and the main meeting-place client
22 are connected to video wall（Such as nine grids video wall, refering to shown in Fig. 2）.Multiple screens of the video wall with it is the multiple
Codec and multiple client 2 are corresponded.Each codec is used for the video counts for decoding corresponding client 2
According to the then broadcasting on the corresponding screen of the video wall.Such as the first codec in decoder array is used to decoding the
One client（Main meeting-place client 22）Video data, then in video wall on corresponding first screen play；Second compiles
Decoder is used to decode the second client（Sub-venue client 24）Video data, then corresponding second screen in video wall
Played on curtain；3rd codec is used to decode the 3rd client（Sub-venue client 24）Video data, then in TV
Played in wall on corresponding 3rd screen, the rest may be inferred.
Each sub-venue client 24 includes a codec（Not shown in Fig. 1）, for encoding the sub-venue
Combined picture data after the synthesis that the video data and decoding server 1 of client 24 are sent, then by the combination
Picture data is played on the screen that the sub-venue client 24 is connected.
Refering to the functional block diagram for shown in Fig. 3, being videoconference data processing system preferred embodiment of the present invention.
The videoconference data processing system 10 include receiving module 100, replication module 200, delivery module 300 and
Synthesis module 400.
The receiving module 100 is used to control video transfer unit 20 to receive the video counts that each client 2 is sent
According to.
When carrying out video conference, each client 2 is logged in the SIP service units 40, sets up line,
Then the codec in each client 2 is encoded the video data in the meeting-place, is sent to server 1.In this implementation
In example, video transfer unit 20 will receive the video data of nine clients 2（That is nine road video datas）.
The replication module 200 is used to the video data of each client 2 received copying as two parts.In this reality
Apply in example, can only replicate the video data of eight sub-venue clients 24, after duplication, a copy of it video data（Comprising
The video data of eight sub-venue clients 24）Main meeting-place client 22 will be sent straight to, another video data
（The video data of video data comprising main meeting-place client 22 and eight sub-venue clients 24）It will be transferred into many
Point control unit 30 is synthesized.
The delivery module 300 is used for a copy of it video data after duplication（Eight road video datas）Pass through video
Transfer unit 20 is sent to main meeting-place client 22.When main meeting-place client 22 receives the transmission of video transfer unit 20
After video data, each codec in decoder array is decoded the video data of corresponding client 2, then
Played on the corresponding screen of video wall.In the present embodiment, the video of main meeting-place client 22 corresponding to the main meeting-place
Data, can be played with the corresponding screen of main meeting-place client 22 directly in video wall, therefore only single with being transferred from video
The video data that member 20 receives other eight sub-venues 24 is decoded, and is broadcast on other eight correspondences screen of video wall
Put.Assuming that each screen of video wall is 1080P, the video data that each client 2 is sent is 1080P, then on video wall
The 1080P of correspondence client 2 high definition image can be directly played in each screen.It may therefore be assured that in main meeting-place
Client 22 possesses higher screen resolution, less picture delay.
The synthesis module 400 is used for another video data after duplication（Nine road video datas）Turned by video
Unit 20 is sent to be sent to multipoint control unit 30, another described video data is synthesized group by control multipoint control unit 30
Close picture data.In the present embodiment, multipoint control unit 30 by nine road video datas of each client 2 according to pre- cover half
Formula is synthesized, for example, synthesize nine segmentation images, forms combined picture data all the way.
The delivery module 300 is additionally operable to the combined picture data after synthesis being sent to by video transfer unit 20
Each sub-venue client 24.The codec of each sub-venue client 24 is solved to the combined picture data received
Code, then plays the combined picture data on the screen that the sub-venue client 24 is connected.In the present embodiment, it is false
If the video data that each client 2 is sent is 1080P, the nine of synthesis 1080P splits images, then each sub-venue client
1080P nine segmentation images can be played on the screen of the connection of end 24.
Refering to the flow chart for shown in Fig. 4, being videoconference data processing method preferred embodiment of the present invention.The video
Conferencing data processing method can perform the module 100 ~ 400 shown in Fig. 3 by the processor 60 and realize.
Step S10, the control video of receiving module 100 transfer unit 20 receives the video that each client 2 is sent
Data.
The video data of each client 2 received is copied as two parts by step S12, the replication module 200.
A copy of it video data after duplication is passed through video transfer unit 20 by step S14, the delivery module 300
It is sent to main meeting-place client 22.Each codec in the decoder array of main meeting-place client 22 is by corresponding client
The video data at end 2 is decoded, and is then played on the corresponding screen of video wall.
Step S16, the synthesis module 400 passes another video data after duplication by video transfer unit 20
Multipoint control unit 30 is delivered to, another described video data is synthesized combined picture data by control multipoint control unit 30.
Step S18, the delivery module 300 transmits the combined picture data after synthesis by video transfer unit 20
To each sub-venue client 24.The codec of each sub-venue client 24 is carried out to the combined picture data received
Decoding, then plays the combined picture data on the screen that the sub-venue client 24 is connected.
Refering to the data flow schematic diagram for shown in Fig. 5, being videoconference data processing method preferred embodiment of the present invention.
It can be seen that, only it is sent to the road video datas of 22 Shi of main meeting-place client eight from server, and from each client
（Main meeting-place client 22 and sub-venue client 24）It is sent to server and is sent to each sub-venue client from server
All only circuit-switched datas at end 24, it is not necessary to too big network bandwidth.
It is worth noting that, above-described embodiment is illustrated by taking the client of only one of which main meeting-place as an example, in other implementations
In example, if network bandwidth allows, it is possibility to have multiple main meeting-place clients, you can to play many on the video wall in multiple meeting-place
The high definition image of screen.
Invention is exemplarily described above in conjunction with accompanying drawing for technical solution of the present invention, it is clear that the present invention is implemented
It is not subject to the restrictions described above, as long as the various unsubstantialities for employing inventive concept and technical scheme of the present invention progress change
Enter, or it is not improved the design of invention and technical scheme are directly applied into other occasions, in protection scope of the present invention
Within.
Claims (8)
1. in a kind of videoconference data processing method, the server applied to connection multiple client, the server includes
Video transfer unit and multipoint control unit, it is characterised in that the method comprising the steps of：
Control video transfer unit receive each client transmission video data, the client include main meeting-place client and
Multiple sub-venue clients；
The video data of each client received is copied as two parts；
A copy of it video data after duplication is sent to the main meeting-place client by video transfer unit；
Another video data after duplication is sent to multipoint control unit by video transfer unit, multiparty control list is controlled
Another described video data is synthesized combined picture data by member；And transfer the combined picture data after synthesis by video
Unit is sent to each sub-venue client.
2. the videoconference data processing method as described in claim 1, it is characterised in that when the combined picture data are passed
It is sent to after each sub-venue client, is decoded by the codec of each sub-venue client, then in sub-venue visitor
Played on the screen of family end connection.
3. the videoconference data processing method as described in claim 1, it is characterised in that wrapped in the main meeting-place client
A decoder array is included, the decoder array includes multiple codecs, and the main meeting-place client is connected to electricity
Depending on wall, multiple screens and the multiple codec and multiple client of the video wall are corresponded.
4. the videoconference data processing method as described in claim 3, it is characterised in that transmitted when video transfer unit
After video data is received by the main meeting-place client, corresponding codec is decoded in decoder array, then
Played on the corresponding screen of video wall.
5. in a kind of videoconference data processing system, the server for running on connection multiple client, the server includes
Video transfer unit and multipoint control unit, it is characterised in that the system includes：
Receiving module, for controlling video transfer unit to receive the video data of each client transmission, the client includes
Main meeting-place client and multiple sub-venue clients；
Replication module, for the video data of each client received to be copied as into two parts；
Delivery module, for a copy of it video data after duplication to be sent into the main meeting-place visitor by video transfer unit
Family end；
Synthesis module, for another video data after duplication to be sent into multipoint control unit by video transfer unit,
Another described video data is synthesized combined picture data by control multipoint control unit；And the delivery module be additionally operable to by
Combined picture data after synthesis are sent to each sub-venue client by video transfer unit.
6. videoconference data processing system as claimed in claim 5, it is characterised in that when each sub-venue client is received
After the combined picture data transmitted to video transfer unit, the codec of each sub-venue client is to the combination picture that receives
Face data are decoded, and then play the combined picture data on the screen that the sub-venue client is connected.
7. videoconference data processing system as claimed in claim 5, it is characterised in that the main meeting-place client includes
One decoder array, the decoder array includes multiple codecs, and the main meeting-place client is connected to TV
Wall, multiple screens and the multiple codec and multiple client of the video wall are corresponded.
8. videoconference data processing system as claimed in claim 7, it is characterised in that when the main meeting-place client is received
After the video data transmitted to video transfer unit, each codec in decoder array is by the video of corresponding client
Data are decoded, and are then played on the corresponding screen of video wall.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710538504.2A CN107172093A (en) | 2017-07-04 | 2017-07-04 | A kind of videoconference data processing method and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710538504.2A CN107172093A (en) | 2017-07-04 | 2017-07-04 | A kind of videoconference data processing method and system |
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| CN107172093A true CN107172093A (en) | 2017-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710538504.2A Withdrawn CN107172093A (en) | 2017-07-04 | 2017-07-04 | A kind of videoconference data processing method and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108833823A (en) * | 2018-06-06 | 2018-11-16 | 威创集团股份有限公司 | Implementation method, device, computer equipment and the storage medium of video conference |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104954729A (en) * | 2014-03-31 | 2015-09-30 | 鸿富锦精密工业（深圳）有限公司 | Video conference data processing method and system |
-
2017
- 2017-07-04 CN CN201710538504.2A patent/CN107172093A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104954729A (en) * | 2014-03-31 | 2015-09-30 | 鸿富锦精密工业（深圳）有限公司 | Video conference data processing method and system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108833823A (en) * | 2018-06-06 | 2018-11-16 | 威创集团股份有限公司 | Implementation method, device, computer equipment and the storage medium of video conference |
| CN108833823B (en) * | 2018-06-06 | 2020-10-23 | 威创集团股份有限公司 | Video conference realization method and device, computer equipment and storage medium |
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Application publication date: 20170915 |