CN104836983B - video conference resource management system and resource server - Google Patents
video conference resource management system and resource server Download PDFInfo
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- CN104836983B CN104836983B CN201510274546.0A CN201510274546A CN104836983B CN 104836983 B CN104836983 B CN 104836983B CN 201510274546 A CN201510274546 A CN 201510274546A CN 104836983 B CN104836983 B CN 104836983B
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Abstract
The present invention provides a kind of video conference resource management system and Resource Server, and Resource Server is configured to virtualization pool, and the virtualization pool is used for the resource management system of video conference, and is configured to：Allow the registration of multiple first resources；And chartered multiple first resources are supplied at least one Secondary resource using carrying out the video conference.Video conference resource management system and Resource Server provided by the invention, can be avoided the inadequate resource in video conference or the wasting of resources.
Description
Technical field
The present invention relates to computer application technology more particularly to video conference resource management systems.
Background technique
In video conference, it is often necessary to use all kinds of resources, such as access-in resource and media resource.Access-in resource and media
Resource is two parts the most key in video conference.Independent access-in resource completes terminal access function, passes through standard
Multimedia communication protocol (such as H323/SIP) by terminal call membership.Independent media resource completes media services function,
Service (such as picture composer mixer) is presented for the audio-video that multimedia conferencing provides high quality in it.
With the development of videoconferencing service, original mini-session has been unable to satisfy demand, and large multimedia video conference is
As trend.Meeting needs a large amount of terminal of more " access-in resource " incoming calls, while more " media resources " being needed to carry out
Audio-video is presented.Mean to put forward new requirements on the order of magnitude to " access-in resource " and " media resource ".Usual solution party
Case has two：
Scheme one, single machine frame Resources development
As shown in Figure 1, media resource 120, access-in resource 130 are deployed on machine frame 110 in the form of hardware, all to specified
Conferencing resource 140 establish connection and register, by 140 United Dispatching of conferencing resource.Single machine frame 110 allows to be inserted into fixed quantity
Hardware carrier, insertion several pieces of media resources 120 or access-in resource 130 are determined according to meeting demand, that is to say, that if connect
Enter resource 130 or media resource 120 is not much of that, can take the circumstances into consideration to expand.
Hardware carrier is stuck with when single machine frame resource 110 and is not met by demand, solves the problems, such as this usually using scheme two.
Scheme two, multimachine frame Resources development
As shown in Fig. 2, multiple machine frames, such as machine frame 211 and machine can be used when single machine frame resource is unable to satisfy demand
Frame 212 increases media resource 220 and access-in resource 230 with this.Media resource 220 and access-in resource 230 are to conferencing resource 240
It establishes connection and registers.Due to hardware limitation etc., it is limited to be at most superimposed machine frame.
Existing technical solution mainly has following problem：
1. media resource workable for single conferencing resource, access-in resource are limited, dilatation can not be continued.
2. the one kind of single conferencing resource as resource, can hold a meeting several limited (hardware performance limitations), under more meetings,
Conferencing resource itself is also required to carry out dilatation, can change according to actual needs in view of media and access-in resource needed for meeting, institute
Not flexible or resource is become not so that media and access-in resource uniformly to be belonged to the way of specified single conferencing resource
The enough or wasting of resources.
Summary of the invention
The present invention provides a kind of video conference resource management system and money to overcome the problems of the above-mentioned prior art
Source server can be avoided the inadequate resource in video conference or the wasting of resources.
The present invention provides a kind of Resource Server, and the Resource Server is configured to virtualization pool, the virtual resource
Pond is used for the resource management system of video conference, and is configured to：Allow the registration of multiple first resources；And it will be through registering
Multiple first resources be supplied at least one Secondary resource using carrying out the video conference.
Preferably, the first resource includes：Access-in resource is configured to that terminal is accessed the video according to communication protocol
Meeting：And media resource, it is configured as the video conference and audio-video service is provided.
Preferably, the access-in resource is configured to protocol stack module, and the media resource is configured to audio-video transcoding module.
Preferably, the Secondary resource includes：Conferencing resource is configured to carry out the video conference.
Preferably, at least one chartered media resource and at least one chartered access-in resource are supplied to described
At least one conferencing resource is carried out using carrying out the video conference.
Preferably, registering multiple first resources includes：Obtain the resource capability of each first resource.
Preferably, the resource capability of the access-in resource includes at least：The quantity of accessible terminal；The media resource
Resource capability include at least：Decoding capability and/or code capacity.
Preferably, the Resource Server is configured to：According to the resource capability of each first resource by a selection plan
Chartered first resource is slightly selected to be supplied at least one described Secondary resource.
According to a further aspect of the invention, a kind of video conference resource management system is also provided, including：Multiple first moneys
Source；At least one Secondary resource；And above-mentioned Resource Server.
Preferably, each first resource is registered by a registered client to the Resource Server；And it is each described
Secondary resource is by an application client to the Resource Server application using being registered in described the of the Resource Server
One resource.
Preferably, the application client is configured to：According to the resource capability of each first resource by a selection plan
Chartered first resource is slightly selected to be supplied at least one described Secondary resource.
Preferably, the selection strategy includes：The first resource for being registered in the Resource Server is filtered；By institute
The resource capability for stating first resource is ranked up the first resource；The first resource is traversed by the sequence；And it accounts for
Meets the first resource of the needs of Secondary resource with the first resource ability.
Compared with prior art, advantage of the invention is that：
1) resource expansibility is strong.Can be according to the needs of conferencing resource, dynamic increases access-in resource and media resource simultaneously
It is registered to virtualization pool.
2) resource utilization is high.All access-in resources for being registered to virtualization pool and medium resource service are in multiple meetings
Resource, compared with original centralized design, resource utilization is greatly improved.
3) open.The present invention provides application client and registered clients, and a variety of conferencing resources is allowed to pass through application
Client can apply to resource, allow all kinds of access-in resources and media resource can be in virtualization pool by registered client
Registration.
Detailed description of the invention
Its example embodiment is described in detail by referring to accompanying drawing, above and other feature of the invention and advantage will become
It is more obvious.
Fig. 1 shows the schematic diagram of the video conference resource management system of the prior art.
Fig. 2 shows the schematic diagrames of the video conference resource management system of the prior art.
Fig. 3 shows the schematic diagram of video conference resource management system according to an embodiment of the present invention.
Fig. 4 shows the timing diagram of media resource registration according to an embodiment of the present invention.
Fig. 5 shows the timing diagram of access-in resource registration according to an embodiment of the present invention.
Fig. 6 shows the timing diagram of conferencing resource application according to an embodiment of the present invention.
Fig. 7 shows the flow chart of selection first resource according to an embodiment of the present invention.
Fig. 8 shows the flow chart of selection media resource according to an embodiment of the present invention.
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to embodiment set forth herein；On the contrary, thesing embodiments are provided so that the present invention will
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.It is identical attached in figure
Icon note indicates same or similar structure, thus will omit repetition thereof.
Fig. 3 shows the schematic diagram of video conference resource management system according to an embodiment of the present invention.Video conference resource
Management system includes multiple first resources, at least one Secondary resource and Resource Server 310.First resource includes access money
Source 331,332,333 and media resource 321,322,323.Access-in resource 331,332,333 is configured to will be whole according to communication protocol
It terminates into video conference.For example, access-in resource 331,332,333 can be configured to protocol stack module, each protocol stack module is provided
All kinds of communications protocol.The accessible terminal quantity of each protocol stack module is different.Media resource 321,322,323 is configured as video
The audio-video service that meeting provides.For example, media resource 321,322,323 can be configured to transcoding module, as two in meeting
When the video playback capability difference of a terminal (such as the terminal of SD video can only be played, the end of HD video can only be played
End), it needs to turn in the TV news of the terminal plays of different video ability to play using 321,322,323 Duis of media resource
Code adaptation.Especially, when meeting, the TV news of high definition are when the terminal that can only play SD video plays out, media
HD video is converted to SD video by resource.The transcoding capabilities of each media resource 321,322,323, that is, decoding/encoding
Ability is different.
Access-in resource 331,332,333 and media resource 321,322,323 can be registered to Resource Server 310.The
Two resources include conferencing resource 341,342,343, are configured to carry out video conference.Conferencing resource 341,342,343 can be
Apply for the terminal of video conference.Each conferencing resource 341,342,343 can be applied by Resource Server 310, obtain access money
Source and/or media resource.Each access-in resource, media resource and conferencing resource can be integrated in one in a manner of hardware or software
In equipment.Or in further embodiments, each access-in resource, media resource and conferencing resource can be with the sides of hardware or software
Formula is realized in independent equipment.
Resource Server 310 is configured to virtualization pool, and multiple first resources is allowed to register, and by chartered multiple the
One resource is supplied at least one Secondary resource using carrying out video conference.For example, access-in resource 331,332,333 and media
Resource 321,322,323 is all registered on Resource Server 310.Conferencing resource 341 applies for resource by Resource Server 310,
Access-in resource 331 and media resource 321 are supplied to conferencing resource 341 by Resource Server 310；Conferencing resource 342 passes through virtual
Resource pool 310 applies for resource, and access-in resource 332 and media resource 322 are supplied to conferencing resource 342 by Resource Server 310.Again
For example, conferencing resource 341 applies for resource by Resource Server 310, Resource Server 310 is by access-in resource 331,332 and matchmaker
Body resource 321,322 is supplied to conferencing resource 341.In yet other embodiments, when access-in resource 331,332,333 and media provide
Source 321,322,323 is all occupied, and new access-in resource and media resource can be increased to register to Resource Server 310, supplied
Conferencing resource carry out using.
In a preference of the invention, each first resource, such as access-in resource and media resource, pass through a registration visitor
It is registered to Resource Server 310 at family end 362,363.Each Secondary resource, such as conferencing resource, by one application client 361 to
The application of Resource Server 310 uses the first resource for being registered in Resource Server 310.Each registered client and application client can
Secondary development is carried out for developer, and then increases the function of video conference.
In a specific embodiment, video conference resource management system, which can be arranged in, provides the machine of video conference service
In room or it can be arranged in multipoint control unit MCU.Conferencing resource 341, such as can be the terminal of application meeting, pass through
Apply for that client 361 to virtualization pool application resource, needs to access 10 terminals, wherein the view for the terminal that need to respectively access
Frequency ability to play is different, and its video camera ability is also different.Virtualization pool is wanted according to the terminal for applying for meeting
It asks, provides chartered access-in resource and media resource to the terminal of application meeting.For example, access-in resource (protocol stack module)
331 can access 6 terminals, and access-in resource (protocol stack module) 332 can access 4 terminals, and access-in resource (protocol stack module)
333 is just occupied, then access-in resource 331 and 332 is supplied to the terminal of application meeting, and then it is applied to be supplied to the terminal
Video conference uses.For media resource (transcoding module), then further according to the decoding/encoding ability of each media resource, choosing
The terminal that media resource appropriate (transcoding module) is supplied to application meeting is selected, and then is supplied to the applied video council of the terminal
View uses.Each resource is managed using virtualization pool, can also be achieved to conferencing resource and hide access-in resource and media
Quantity, model and performance of resource etc..
Specifically, compared to being only capable of receiving a kind of technical side of media resource (or cluster of this kind of media resource) registration
Case, Resource Server of the invention may be implemented to receive the registration of various types of media resources.It is more to register type, Yong Huke
According to actual use situation determine use media resource type and quantity, in the case where guaranteeing Video Frequency Conference Quality reduction at
This.Virtualization pool of the invention can also realize the expansion of media resource and conferencing resource.
In addition, the strategy compared to fixed allocation resource (for example, total number resource is 100, applies for all fixed allocations every time
10) caused by the wasting of resources, and application client of the invention and/or Resource Server can be according to real resource services
The media resource and access-in resource registered in device, and optimal selection is carried out according to business demand, increase resource utilization.
Resource allocation policy (resource selection strategy) of the invention is not intended to limit the quantity of resource, and selected resource quantity can be according to reality
When need be adjusted.In addition, application client is also supported to expand on optimal selection strategy.
Fig. 4-6, which respectively illustrates each resource according to an embodiment of the present invention, can apply for client and void by registered client
The timing diagram of quasi- resource pool interaction.
Referring initially to Fig. 4, by taking media resource 321 as an example, media resource 321 establishes connection to registered client 362 first
(Create).Media resource 321 sends connection signaling (Connect) to registered client 362 later.Registered client 362 to
Resource Server 310 sends connection signaling (Connect), after connection, replys connection response signaling to media resource 321
(ConnectRsp).Media resource 321 obtains its resource capability, such as decoding capability and/or code capacity.Media resource 321
Its resource capability is attached in register command (Register), and is sent to registered client 362.Registered client 362 is to money
Source server 310 sends the register command (Register) for having resource capability.Virtualization pool 310 is to registered client 362
Reply registration response signaling (RegisterRsp).Registered client 362 sends registration response signaling to media resource 321
(RegisterRsp).So far, media resource 321 is registered in virtualization pool.
With reference to Fig. 5, by taking access-in resource 331 as an example, access-in resource 331 passes through registered client 363 and Resource Server 310
Interactive timing diagram is similar with media resource 321.It is handed in access-in resource 331 by registered client 363 and Resource Server 310
In a mutual change case, access-in resource 331 does not need to obtain its resource capability, directly registers to Resource Server 310.
Specifically, between media resource and access-in resource and registered client, registered client and virtualization pool
Communication protocol can be determined according to specific implementation or demand.In some embodiments, media resource and access-in resource and registered client
Communication protocol between end, registered client and virtualization pool is identical.In further embodiments, media resource and access money
Communication protocol between source and registered client, registered client and virtualization pool can be different.In yet other embodiments,
Communication protocol between each media resource and access-in resource and registered client can also be different.In one embodiment, it registers
Client can be integrated in media resource and access-in resource in the form of hardware or software.In further embodiments, it registers
Client can be individual module.
With reference to Fig. 6, by taking conferencing resource 341 as an example, conferencing resource 341 establishes connection to application client 361 first
(Create).Conferencing resource 341 sends connection signaling (Connect) to application client 361 later.Apply client 361 to
Resource Server 310 sends connection signaling (Connect), after connection, replys connection response signaling to conferencing resource 341
(ConnectRsp).Conferencing resource 341 sends application signaling (Apply) to application client 361.Preferably, apply for signaling
(Apply) have requirement of the conferencing resource 341 to access-in resource and media resource in.Apply client 361 to Resource Server
310 send application signaling (Apply).Virtualization pool 310 replys application response signaling to application client 361
(ApplyRsp).Apply for that client 361 sends application response signaling (ApplyRsp) to conferencing resource 341.So far, conferencing resource
341 are applied successfully by Resource Server 310.
Specifically, the communication protocol of conferencing resource and application client, application client and virtualization pool can be according to tool
Body is realized or demand determines.In some embodiments, conferencing resource and application client, application client and virtualization pool
Between communication protocol it is identical.In further embodiments, conferencing resource and application client, application client and virtual resource
Communication protocol between pond can be different.Communication protocols between each conferencing resource and application client in yet other embodiments,
View can also be different.In one embodiment, application client can be integrated in conferencing resource in the form of hardware or software.
In further embodiments, application client can be individual module.
Specifically, application client provided by the invention and registered client are also video conference money provided by the invention
Management system and virtualization pool provide opening.For example, in addition to multimedia conferencing uses access-in resource and media resource,
Similar to recorded broadcast etc., other platforms can also pass through application client application to resource.With mentioning for encoding and decoding performance and hardware
It rises, the access-in resource and media resource of different performance will certainly be emerged in large numbers, they only need to be by registered client in virtualization pool
Middle registration.
In another embodiment of the present invention, Resource Server 310 is configured to the resource energy according to each first resource
Power is supplied to chartered multiple first resources of at least one Secondary resource by selection strategy selection.At of the invention one
In change case, application client is configured to be supplied at least one by selection strategy selection according to the resource capability of each first resource
Chartered multiple first resources of a Secondary resource.Selection strategy refers to Fig. 7 and Fig. 8.
Fig. 7 shows the flow chart of selection first resource according to an embodiment of the present invention.Fig. 7 shows 4 steps.First
It is step S710, the first resource for being registered in virtualization pool is filtered.For example, filtering out occupied first money
Source.Step S720 is ranked up the first resource by resource capability.Step S730, by the sequence traversal the of first resource
One resource.Step S740, resource capability meet the first resource of the needs of Secondary resource.
By taking media resource as an example, the selection strategy of first resource is illustrated, referring to Fig. 8.Media resource main resource energy
Power includes decoding capability and code capacity.
Step S810 is first carried out, conferencing resource informs conferencing resource to matchmaker to virtualization pool application media resource
The decoding capability of body resource and the requirement of code capacity.For example, conferencing resource can be required to be attached to itself and virtualization pool
In interactive signaling or it can also be used as individual signaling and is sent to virtualization pool.
Step S820 carries out resource selection according to the media resource for being currently registered to virtualization pool.Step S820 is suitable
All media resources of virtualization pool currently are registered to so that subsequent step is selected in knowing.
Step S830 filters the current occupied media resource being registered in virtualization pool.Specifically, namely
According to all media resources being registered in virtualization pool known in step 820, and will wherein be provided by other meetings
The media resource that source occupies filters out.
Step S840 preferentially sorts filtered all media resources from low to high by decoding capability, decoding capability phase
It sorts from low to high by code capacity again simultaneously.For example, filtered media resource has R1, R2, R3, R4, corresponding decoding energy
Power is respectively 4 (wherein D1 of D1, D2, D3, D>D2=D3>), D4 corresponding code capacity is respectively E1, E2, E3, E4 (wherein E1
=E2>E3=E4).It is R4, R3, R2, R1 by after step S840 sequence.
Step S850, media resource after traversal sequence come judge one by one decoding capability and code capacity whether and meanwhile meet
The decoding capability and code capacity that conferencing resource needs.
Step S860, judges whether media resource meets the decoding capability and code capacity of conferencing resource needs.
If satisfied, thening follow the steps S870, conferencing resource occupies the media resource.
If not satisfied, thening follow the steps S880, failed by conferencing resource application.
After step S880, it is preferable that can choose and increase new media resource to be registered in virtualization pool for meeting
Resource is discussed to use.
And for access-in resource, resource capability is the terminal quantity that it can be accessed, and is filtered out first occupied
Access-in resource, access-in resource is ranked up and traversed to access-in resource by the terminal quantity that can be accessed, selection can access
Terminal quantity meet the access-in resource of conferencing resource demand.
Compared with prior art, advantage of the invention is that：
1) resource expansibility is strong.Can be according to the needs of conferencing resource, dynamic increases access-in resource and media resource simultaneously
It is registered to virtualization pool.
2) resource utilization is high.All access-in resources for being registered to virtualization pool and medium resource service are in multiple meetings
Resource, compared with original centralized design, resource utilization is greatly improved.
3) open.The present invention provides application client and registered clients, and a variety of conferencing resources is allowed to pass through application
Client can apply to resource, allow all kinds of access-in resources and media resource can be in virtualization pool by registered client
Registration.
It is particularly shown and described exemplary embodiments of the present invention above.It should be understood that the present invention is not limited to institute
Disclosed embodiment, on the contrary, it is intended to cover comprising various modifications within the scope of the appended claims and equivalent set
It changes.
Claims (9)
1. a kind of Resource Server, which is characterized in that the Resource Server is configured to virtualization pool, the virtualization pool
For the resource management system of video conference, and it is configured to：
Allow the registration of multiple first resources, the first resource includes media resource, and the media resource is configured as described
Video conference provides audio-video service, which includes：Obtain the resource capability of each first resource, wherein the media
The resource capability of resource includes at least：Decoding capability and/or code capacity；And
Chartered multiple first resources are supplied at least one Secondary resource using carrying out the video conference, the step
Including：According to the resource capability of each first resource by a selection strategy select chartered first resource be supplied to it is described extremely
A few Secondary resource, the Secondary resource include：Conferencing resource is configured to carry out the video conference.
2. Resource Server as described in claim 1, which is characterized in that the first resource further includes：Access-in resource, configuration
Terminal is accessed into the video conference at according to communication protocol.
3. Resource Server as claimed in claim 2, which is characterized in that the access-in resource is configured to protocol stack module, institute
It states media resource and is configured to audio-video transcoding module.
4. Resource Server as described in claim 1, which is characterized in that by least one chartered media resource and at least
One chartered access-in resource is supplied to described at least one conferencing resource and carries out using carrying out the video conference.
5. Resource Server as claimed in claim 2, which is characterized in that
The resource capability of the access-in resource includes at least：The quantity of accessible terminal.
6. a kind of video conference resource management system, which is characterized in that including：
Multiple first resources；
At least one Secondary resource；And
Such as Resource Server described in any one of claim 1 to 5.
7. video conference resource management system as claimed in claim 6, which is characterized in that
Each first resource is registered by a registered client to the Resource Server；And
Each Secondary resource is registered in the resource service to the Resource Server application use by an application client
The first resource of device.
8. video conference resource management system as claimed in claim 7, which is characterized in that the application client also configures
At：According to the resource capability of each first resource by a selection strategy select chartered first resource be supplied to it is described at least
One Secondary resource.
9. video conference resource management system as claimed in claim 8, which is characterized in that the selection strategy includes：
The first resource for being registered in the Resource Server is filtered；
The first resource is ranked up by the resource capability of the first resource；
The first resource is traversed by the sequence；And
Occupy the first resource that the first resource ability meets the needs of Secondary resource.
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| CN110475091B (en) * | 2019-08-13 | 2021-07-09 | 国家电网有限公司 | Video conference processing method and device |
| CN111147859A (en) * | 2019-12-31 | 2020-05-12 | 视联动力信息技术股份有限公司 | Video processing method and device |
| CN112153411A (en) * | 2020-08-18 | 2020-12-29 | 南斗六星系统集成有限公司 | Method and system for improving performance of chat room streaming media server |
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| CN1622617A (en) * | 2003-11-24 | 2005-06-01 | 王生安 | A multi-point control unit and IP network based sharing method and conference system |
| CN1968119A (en) * | 2006-09-07 | 2007-05-23 | 华为技术有限公司 | Method for resource sharing among MCUs in videoconference system |
| US8428234B2 (en) * | 2008-05-14 | 2013-04-23 | Polycom, Inc. | Method and system for managing conferencing resources in a premises |
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