CN101883239A - Method, system and device for controlling multimedia conference - Google Patents
Method, system and device for controlling multimedia conference Download PDFInfo
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- CN101883239A CN101883239A CN2009101375390A CN200910137539A CN101883239A CN 101883239 A CN101883239 A CN 101883239A CN 2009101375390 A CN2009101375390 A CN 2009101375390A CN 200910137539 A CN200910137539 A CN 200910137539A CN 101883239 A CN101883239 A CN 101883239A
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Abstract
The invention discloses a method, a system and a device for controlling a multimedia conference, which are used for solving the problems of disordered order and lower efficiency of the multimedia conference in the prior art. The method is applied to a multimedia conference system comprising an MCU and at least two terminals and comprises the following steps: when the MCU determines to authenticate a chairman token applying request initiated by the terminal, obtaining authentication information from the chairman token applying request; matching the obtained authentication information with the stored authentication information; and according to the matched result, determining whether a chairman token is issued to the terminal or not by the MCU.
Description
Technical field
The present invention relates to the multimedia video technique of the communications field, particularly a kind of method, system and device of multimedia conferencing control.
Background technology
Multimedia conference system allows meeting participant interactive voice, video and data in real time, be very easy between the meeting participant communication with exchange.In the multimedia conference system network configuration as shown in Figure 1, multipoint control unit (MCU, Multipoint Control Unit) connect each meeting-place participate in a conference, be used for reception meeting field signal, processing meeting field signal and will handle after the meeting field signal be issued to each meeting-place of participant; Subscriber terminal equipment is mainly realized the input and output of voice, image and data, and communicates functions such as connection and data transmit-receive.
At present, when in multimedia conference system, carrying out audiovisual conference control, generally adopt chairman's control model.MCU is to numbering of each terminal distribution, and each terminal is assigned with a unique termination number; When multimedia conferencing began, MCU and each terminal connected, and were undertaken alternately by MCU between the terminal, when some terminals are held chairman's token of exercising chairman's power, just can become the chairman in the multimedia conferencing, and exercised the control of meeting.Wherein, the detailed process of control multimedia conferencing is referring to Fig. 2, and MCU and each terminal connect, and are undertaken alternately by MCU between the terminal.Here have the terminal that participates in meeting to comprise terminal A and terminal B, set up MCU and they be connected respectively, terminal A and terminal B are undertaken by MCU alternately.Comprise:
Step 201: terminal A sends the request Chair token request to MCU.
After step 202:MCU receives the request Chair token request, check whether existing terminal is held chairman's token, when not having terminal to hold chairman's token, MCU sends the application success response to terminal A, and issue chairman's token, when terminal was held chairman's token, MCU sent the application failure response to terminal A.
In this example, do not have terminal to hold chairman's token, MCU sends the application success response to terminal A, and issues chairman's token.
Step 203: terminal A receives the application success response, holds chairman's token, executive chairman's operation, control multimedia conferencing.
Step 204: terminal B sends the request Chair token request to MCU.
After step 205:MCU receives the request Chair token request, check whether existing terminal is held chairman's token, and, terminal A holds chairman's token, and therefore, MCU sends the application failure response to terminal B here.
As seen from the above, MCU for the managerial ability of chairman's token very a little less than, can only guarantee the uniqueness of chairman's token.In the multimedia conferencing process, as long as do not have terminal to hold chairman's token in the meeting, arbitrary terminal can request Chair success, thereby the control multimedia conferencing.The small-scale meeting of, each terminal status equality few for the participant terminal quantity, the method for this multimedia conferencing control still can be satisfied the demand.But present popularizing along with multimedia conferencing; large-scale government or enterprises and institutions' meeting are very many;, each terminal status unequal extensive meeting a lot of for this participant terminal quantity; obviously; the method of above-mentioned multimedia conferencing control just causes the property out of order of video conference easily; the time of waste video conference, user's needs can't have been satisfied.
Summary of the invention
The embodiment of the invention provides a kind of method, system and device of multimedia videoconference control, and is disorder in order to multimedia conferencing in the solution prior art, the problem that efficient is not high.
The embodiment of the invention provides a kind of method of multimedia videoconference control, is applied to comprise multipoint control unit MCU, and in the multimedia conference system of at least one terminal, comprises:
When the definite request Chair token request that terminal is initiated of described MCU authenticates, from described request Chair token request, obtain authentication information;
With the described authentication information that obtains, mate with the authentication information of preserving;
According to the result of coupling, described MCU determines whether to issue chairman's token to described terminal.
The embodiment of the invention provides a kind of system of multimedia videoconference control, comprising:
Terminal is used for sending the request Chair token request to multipoint control unit MCU, and receives chairman's token that described MCU issues;
Multipoint control unit MCU, be used to receive the request Chair token request that described terminal sends, when described request Chair token request is authenticated, from described request Chair token request, obtain authentication information, with the described authentication information that obtains, mate with the authentication information of preserving,, determine whether to issue chairman's token to described terminal according to matching result.
The embodiment of the invention provides a kind of device of multimedia videoconference control, comprises multipoint control unit MCU, and wherein, described MCU comprises:
Acquiring unit when being used for the request Chair token request that terminal is initiated authenticated, obtains authentication information from described request Chair token request;
Matching unit is used for the described authentication information that will obtain, mates with the authentication information of preserving;
Determining unit is used for the result according to coupling, determines whether to issue chairman's token to described terminal.
The embodiment of the invention provides in the multimedia videoconference system, when the definite request Chair token request that terminal is initiated of MCU authenticates, from described request Chair token request, obtain authentication information, with the described authentication information that obtains, mate with the authentication information of preserving, result according to coupling, determine whether to issue chairman's token to described terminal, by described terminal control multimedia conferencing, as seen, not that each terminal can both be controlled multimedia conferencing, have only the terminal of having passed through the MCU authentication multimedia conferencing of just having an opportunity to control, like this, strengthened the management function of MCU multimedia conferencing, safeguard the good order of multimedia conferencing, improved the efficient of video conference.
Description of drawings
Fig. 1 is a multimedia conference system structural representation in the prior art;
Fig. 2 is the flow chart of multimedia videoconference control in the prior art;
Fig. 3 is the method flow diagram of multimedia videoconference control in the embodiment of the invention;
Fig. 4 is for carrying out the flow chart of multimedia videoconference control in the first embodiment of the invention;
Fig. 5 is for carrying out the flow chart of multimedia videoconference control in the second embodiment of the invention;
Fig. 6 is the structure chart of the device of multimedia videoconference control in the embodiment of the invention.
Embodiment
The embodiment of the invention provides the method for a kind of multimedia videoconference control, be applied in the multimedia conference system, the multimedia conference system in the present embodiment as shown in Figure 1, a plurality of user terminals that comprise multipoint control unit MCU, are connected with MCU by network.When holding multimedia conferencing, MCU is the unique termination number of each terminal distribution, and MCU foundation is connected with each terminal, and configuration parameter, is undertaken alternately by MCU between the terminal like this.In the process of multimedia conferencing, adopt chairman's control model that multimedia conferencing is controlled, in case certain terminal has obtained chairman's token, just can become the chairman of multimedia conferencing, thereby control this multimedia conferencing.But be not that each terminal that participates in multimedia conferencing can obtain chairman's token, become the chairman of multimedia conferencing, have only the terminal of having passed through the MCU authentication just might obtain chairman's token, become the chairman of multimedia conferencing, thereby control this multimedia conferencing.Referring to Fig. 3, the embodiment of the invention is in the multimedia conferencing process, and the detailed process that multimedia videoconference is controlled is as follows:
The request Chair token request that step 301:MCU receiving terminal is initiated.
Whether step 302:MCU checks has terminal to hold chairman's token, if do not have, and execution in step 303; If have, then flow process finishes, and the chairman that the terminal of initiation request Chair token request can not become multimedia conferencing controls multimedia conferencing, continues the terminal control meeting of holding chairman's token by former.
Step 303:MCU obtains authentication information from described request Chair token request.Wherein, authentication information can comprise: termination number and password; Also can include only termination number, perhaps include only password.
The described authentication information that step 304:MCU will obtain mates with the authentication information of preserving, when both mate, execution in step step 305, otherwise flow process finishes, and the chairman that the terminal of initiation request Chair token request can not become multimedia conferencing controls multimedia conferencing.
Here, when authentication information is termination number, each termination number in the termination number tabulation of the permission request Chair preserved is compared with the termination number that obtains, when the termination number that obtains is identical with a termination number during the termination number of preservation is tabulated, execution in step 305; In the termination number tabulation that the termination number that obtains is not being preserved, flow process finishes.
When authentication information is password, password of preserving and the password that obtains are compared, when both are identical, execution in step 305; Otherwise flow process finishes.
Step 305:MCU determines by the terminal control multimedia conferencing of initiating the request Chair token request.Just, MCU issues chairman's token to this terminal, and the chairman who is become multimedia conferencing by this terminal controls multimedia conferencing.
In above-mentioned process to multimedia videoconference control, MCU has preserved authentication information, promptly when holding multimedia conferencing, during the MCU configuration parameter, needs configuration authentication mode and authentication information, and preserves.Here, the authentication mode that MCU can dispose is the termination number authentication, and therefore, the authentication information that needs configuration is for allowing the termination number tabulation of request Chair.The authentication mode that MCU can also dispose is a cipher authentication.Therefore, needing the authentication information of configuration is cipher authentication, and this password is that the common agreement between MCU and the terminal that allows request Chair forms, and promptly is not that each terminal can both be known this password.
Below in conjunction with Figure of description the embodiment of the invention is described in further detail.
Embodiment 1, the control model of multimedia conferencing is chairman's control model in the present embodiment, authentication mode is the termination number authentication, like this, MCU is the unique termination number of each terminal distribution, and the authentication mode of configuration is the termination number authentication, and MCU foundation is connected with each terminal, and dispose the termination number of one or more permission request Chairs, preserve the termination number of forming by these termination numbers and tabulate.For example: the number of terminal A is 755001, the number of terminal B is 755002, the number of terminal C is 755003, the number of terminal D is 755004--------.755002,755004,--------the termination number tabulation of the permission request Chair that MCU preserves comprises:.Referring to Fig. 4, in the multimedia conferencing process, the detailed process that multimedia videoconference is controlled is as follows:
Step 401: terminal A sends the request Chair token request to MCU, has comprised the termination number 755001 of terminal A in this request.
After step 402:MCU receives the request Chair token request, whether check has terminal to hold chairman's token, when not having terminal to hold chairman's token, and execution in step 403, when terminal is held chairman's token, continue the terminal control meeting of holding chairman's token by former.
Here, when meeting has just begun, also do not have terminal to hold chairman's token, therefore proceed step 403.
Step 403:MCU obtains the termination number 755001 of terminal A from the request Chair token request.
Whether step 404:MCU inquiry in the termination number tabulation of the permission request Chair of preserving has the termination number of terminal A, if the termination number of terminal A is arranged in the termination number tabulation, MCU sends the application success response to terminal A, and issue chairman's token, otherwise MCU sends the application failure response to terminal A.
755002,755004 here, the number of terminal A is 755001, and the tabulation of the termination number of the permission request Chair that MCU preserves comprises:,--------, as seen, the number of terminal A is not among the termination number tabulation, and MCU sends to terminal A and applies for failure response.
Step 405: terminal B sends the request Chair token request to MCU, has comprised the termination number 755002 of terminal B in this request.
Whether after step 406:MCU receives the request Chair token request, checking has terminal to hold chairman's token,, also not have terminal to hold chairman's token here, therefore proceeds next step.
Step 407:MCU obtains the termination number 755002 of terminal B from the request Chair token request.
Whether step 408:MCU inquiry in the termination number tabulation of the permission request Chair of preserving has the termination number of terminal B, if the termination number of terminal B is arranged in the termination number tabulation, MCU sends the application success response to terminal B, and issue chairman's token, otherwise MCU sends the application failure response to terminal B.
755002,755004,--------here, the number of terminal B is 755002, and the tabulation of the termination number of the permission request Chair of preserving comprises:, as seen, the number of terminal B is among the termination number tabulation, and MCU sends the application success response to terminal B, and issues chairman's token.
Step 409: terminal B receives the application success response, holds chairman's token, executive chairman's operation, control multimedia conferencing.
Step 410: terminal D sends the request Chair token request to MCU, has comprised the termination number 755004 of terminal D in this request.
Whether after step 411:MCU receives the request Chair token request, checking has terminal to hold chairman's token,, terminal B holds chairman's token here, and therefore, MCU sends the application failure response to terminal D, continues by terminal B control meeting.
In the above-described embodiments, if before step 411, terminal B has discharged chairman's token, be not have terminal to hold chairman's token in the multimedia conferencing, then, still can continue the termination number of terminal D is authenticated, determine whether that detailed process just is not repeated by terminal D control multimedia conferencing.
Implement two: the control model of multimedia conferencing is chairman's control model in the present embodiment, authentication mode is a cipher authentication, like this, MCU is the unique termination number of each terminal distribution, the authentication mode of configuration is a cipher authentication, MCU foundation is connected with each terminal, and disposes concrete password, and password is to know after MCU and some terminal are consulted here.For example: the number of terminal A is 755001, the number of terminal B is 755002, the number of terminal C is 755003, the number of terminal D is 755004--------.The password that MCU preserves is 123456.Referring to Fig. 5, in the multimedia conferencing process, the detailed process that multimedia videoconference is controlled is as follows:
Step 501: terminal A sends the request Chair token request to MCU, has comprised the termination number 755001 of terminal A in this request, and password 234567.
After step 502:MCU receives the request Chair token request, whether check has terminal to hold chairman's token, when not having terminal to hold chairman's token, and execution in step 503, when terminal is held chairman's token, continue the terminal control meeting of holding chairman's token by former.
Here, when meeting has just begun, also do not have terminal to hold chairman's token, therefore proceed step 503.
Step 503:MCU obtains the password of terminal A correspondence from the request Chair token request, here, the password that gets access to is 234567.
Step 504:MCU compares the password that obtains and the password of preservation, and when both were identical, MCU sent the application success response to terminal A, and issues chairman's token, otherwise MCU sends the application failure response to terminal A.
Here, the password of the correspondence of terminal A is 234567, and the password that MCU preserves is 123456, both differences, and then MCU sends the application failure response to terminal A.
Step 505: terminal B sends the request Chair token request to MCU, has comprised the termination number 755002 of terminal B in this request, and password 123456.
Whether after step 506:MCU receives the request Chair token request, checking has terminal to hold chairman's token,, also not have terminal to hold chairman's token here, therefore proceeds next step.
Step 507:MCU obtains the password of terminal B correspondence from the request Chair token request, the password that obtains is 123456.
Step 508:MCU compares the password that obtains and the password of preservation, and when both were identical, MCU sent the application success response to terminal B, and issues chairman's token, otherwise MCU sends the application failure response to terminal B.
Here, the password of the correspondence of terminal B is 123456, and the password that MCU preserves also is 123456, and therefore, both are identical, and MCU sends the application success response to terminal B, and issues chairman's token.
Step 509: terminal B receives the application success response, holds chairman's token, executive chairman's operation, control multimedia conferencing.
Step 510: terminal C sends the request Chair token request to MCU, has comprised termination number 755003 and the password 123456 of terminal C in this request.
Whether after step 511:MCU receives the request Chair token request, checking has terminal to hold chairman's token,, terminal B holds chairman's token here, and therefore, MCU sends the application failure response to terminal C, continues by terminal B control meeting.
In the above-described embodiments, if in step 501, step 505 or the step 510, do not carry password in the request Chair token request, then MCU obtains less than password, and its corresponding terminal can not obtain chairman's token by authentication, becomes chairman and controls multimedia conferencing.
In the above-described embodiments, if before step 411, terminal B has discharged chairman's token, be not have terminal to hold chairman's token in the multimedia conferencing, then, still can continue the password of terminal C correspondence is authenticated, determine whether that detailed process just is not repeated by terminal C control multimedia conferencing.
Certainly, in the embodiment of the invention, the authentication information of preserving among the MCU can also be the information that can not authorize chairman's power, for example: the authentication information of preserving among the MCU is not for allowing the termination number of request Chair token, like this, terminal sends the request Chair token request to MCU, the termination number that has comprised this terminal in this request, when determining not have terminal, MUC holds the decree of chairman bridge queen, in the termination number of preserving, search the termination number whether this terminal is arranged, behind the termination number that finds this terminal, just the termination number of the termination number of Bao Cuning and this terminal coupling has gone up, and then issues the application failure response to this terminal; After not finding the termination number of this terminal in the termination number of preserving, then issue the application success response to this terminal, and chairman's token.
In embodiments of the present invention, when authentication information comprises: when termination number and password, then when the definite request Chair token request that terminal is initiated of MCU authenticates, can from the request Chair token request, obtain termination number, the termination number that obtains and the termination number of preservation are mated, according to the result of coupling, determine whether to issue chairman's token then to described terminal; Also can from the request Chair token request, obtain password, the password that obtains and the password of preservation are mated, according to the result of coupling, determine whether to issue chairman's token then to described terminal; Can also from the request Chair token request, obtain termination number and password, termination number and the password that obtains mated with termination number and the password preserved respectively, according to the result of coupling, determine whether to issue chairman's token then to described terminal.
Method by above-mentioned control multimedia conferencing as can be known, the device of control multimedia conferencing comprises MCU, referring to Fig. 6, MCU specifically comprises: acquiring unit 100, matching unit 200 and determining unit 300.
Acquiring unit 100 when being used for the request Chair token request that terminal is initiated authenticated, obtains authentication information from described request Chair token request.
Determining unit 300 is used for the result according to coupling, determines whether to issue chairman's token to described terminal.
This terminal also comprises: the token inspection unit is used for checking whether have terminal to hold chairman's token.
Like this, when receiving the request Chair token request of terminal initiation, whether the inspection of token inspection unit has terminal to hold chairman's token, when not having terminal to hold chairman's token, acquiring unit 100 obtains authentication information from this application chairman token request, the described authentication information that matching unit 200 will obtain, mate with the authentication information of preserving, according to the result of coupling, determining unit 300 determines whether to issue chairman's token to described terminal, by described terminal control multimedia conferencing.
Wherein, matching unit 200 can be that each termination number in the termination number tabulation of the permission request Chair that will preserve is compared with the termination number that obtains, or password of preserving and the password that obtains are compared.
When the described authentication information that obtains, when mating with the authentication information of preserving, determining unit 300 can issue chairman's token to described terminal, by this terminal control multimedia conferencing, perhaps issues the refusal response to described terminal.
According to the method for above-mentioned control multimedia conferencing and the concrete structure of MCU, can make up a kind of system of multimedia conferencing control, comprising: MCU and at least two terminals.Wherein,
Terminal is used for sending the request Chair token request to MCU, and receives chairman's token that described MCU issues.This terminal receives the decree of chairman bridge queen that described MCU issues like this, the control multimedia conferencing.
MCU, be used to receive the request Chair token request that described terminal sends, when described request Chair token request is authenticated, from described request Chair token request, obtain authentication information, with the described authentication information that obtains, mate with the authentication information of preserving,, determine whether to issue chairman's token to described terminal according to matching result.
Before carrying out the authentication of chairman's token, whether MCU also will check has terminal to hold decree of chairman, when not having terminal to hold chairman's token, determines the request Chair token request that terminal is initiated is authenticated.
In sum, in the embodiment of the invention, in the multimedia conferencing process, after MCU receives the request Chair token request of terminal initiation, whether check has terminal to hold chairman's token, when not having terminal to hold chairman's token, to obtain authentication information from described request Chair token request, with the described authentication information that obtains, mate with the authentication information of preserving; When both mate, MCU issues chairman's token to described terminal, by this terminal control multimedia conferencing, as seen, not that each terminal can both obtain chairman's token, have only the terminal of having passed through the MCU authentication just to have an opportunity to obtain chairman's token, become the chairman of multimedia conferencing, the control multimedia conferencing, like this, strengthened the management function of MCU, safeguarded the good order of multimedia conferencing, improved the efficient of video conference chairman's token.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (10)
1. the method for a multimedia conferencing control is applied to comprise multipoint control unit MCU, and in the multimedia conference system of at least two terminals, it is characterized in that, comprises step:
When the definite request Chair token request that terminal is initiated of described MCU authenticates, from described request Chair token request, obtain authentication information;
With the described authentication information that obtains, mate with the authentication information of preserving;
According to the result of coupling, described MCU determines whether to issue chairman's token to described terminal.
2. the method for claim 1 is characterized in that, the definite request Chair token request that terminal is initiated of described MCU authenticates and comprises:
Whether described MCU checks has terminal to hold chairman's token;
When not having terminal to hold chairman's token, determine the request Chair token request that terminal is initiated is authenticated.
3. the method for claim 1 is characterized in that, described authentication information comprises: termination number and/or password.
4. the system of a multimedia conferencing control is characterized in that, comprising:
Terminal is used for sending the request Chair token request to multipoint control unit MCU, and receives chairman's token that described MCU issues;
Multipoint control unit MCU, be used to receive the request Chair token request that described terminal sends, when described request Chair token request is authenticated, from described request Chair token request, obtain authentication information, with the described authentication information that obtains, mate with the authentication information of preserving,, determine whether to issue chairman's token to described terminal according to matching result.
5. system as claimed in claim 4 is characterized in that, described MCU comprises:
Acquiring unit when being used for the request Chair token request that terminal is initiated authenticated, obtains authentication information from described request Chair token request;
Matching unit is used for the described authentication information that will obtain, mates with the authentication information of preserving;
Determining unit is used for according to matching result, determines whether to issue chairman's token to described terminal.
6. system as claimed in claim 4 is characterized in that, described MCU also comprises:
The token inspection unit is used for checking whether have terminal to hold chairman's token.
7. the device of a multimedia conferencing control comprises multipoint control unit MCU, it is characterized in that described MCU comprises:
Acquiring unit when being used for the request Chair token request that terminal is initiated authenticated, obtains authentication information from described request Chair token request;
Matching unit is used for the described authentication information that will obtain, mates with the authentication information of preserving;
Determining unit is used for the result according to coupling, determines whether to issue chairman's token to described terminal.
8. device as claimed in claim 7 is characterized in that, also comprises:
The token inspection unit is used for checking whether have terminal to hold chairman's token.
9. device as claimed in claim 7 is characterized in that, described matching unit comprises:
The first coupling subelement, each termination number that is used for the termination number tabulation of the permission request Chair that will preserve is compared with the termination number that obtains.
10. device as claimed in claim 7 is characterized in that, described matching unit comprises:
The second coupling subelement is used for the password that will preserve and compares with the password that obtains.
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| CN2009101375390A CN101883239A (en) | 2009-05-05 | 2009-05-05 | Method, system and device for controlling multimedia conference |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106101603A (en) * | 2016-06-23 | 2016-11-09 | 广州派诺网络技术有限公司 | A kind of flattening video communication method |
| CN102300074B (en) * | 2011-08-26 | 2017-06-20 | 中兴通讯股份有限公司 | For the control method and system of the stream medium data of TV conference system |
| CN109428873A (en) * | 2017-08-31 | 2019-03-05 | 中兴通讯股份有限公司 | Multiside calling method, device and realization system and computer readable storage medium |
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2009
- 2009-05-05 CN CN2009101375390A patent/CN101883239A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102300074B (en) * | 2011-08-26 | 2017-06-20 | 中兴通讯股份有限公司 | For the control method and system of the stream medium data of TV conference system |
| CN106101603A (en) * | 2016-06-23 | 2016-11-09 | 广州派诺网络技术有限公司 | A kind of flattening video communication method |
| CN109428873A (en) * | 2017-08-31 | 2019-03-05 | 中兴通讯股份有限公司 | Multiside calling method, device and realization system and computer readable storage medium |
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Application publication date: 20101110 |