CN104519211A - Multi-party voice interaction method and telephone conference system - Google Patents
Multi-party voice interaction method and telephone conference system Download PDFInfo
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Abstract
The invention provides a multi-party voice interaction method and a telephone conference system. The multi-party voice interaction method includes the following steps that: terminals of various parties, which transmit voice signals, are divided into M groups; sound mixing is performed on corresponding voice signals of the terminals included in each group, so that corresponding sound mixed signals of each group can be obtained; and sound mixing is performed on the corresponding sound mixed signals of each group, so that sound mixed signals which are required to be transmitted to the terminals can be obtained. With the multi-party voice interaction method adopted, the sound mixing time of the telephone conference system can be decreased, and system resource waste of the telephone conference system can be decreased, and the resource utilization rate of the telephone conference system can be improved, and the performance of the telephone conference system can be improved.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of multipartite voice interaction method and TeleConference Bridge.
Background technology
In prior art, when TeleConference Bridge receives the voice signal of each side's terminal transmission carrying out voice call, TeleConference Bridge, for any terminal in each side's terminal, sends to this terminal after the voice signal that other-end sends is carried out audio mixing.
But in prior art, one time two-way voice signal can be mixed into a road voice signal by mix process, when the terminal number carrying out voice call is more, TeleConference Bridge needs the audio mixing number of times that carries out more, cause the audio mixing time of TeleConference Bridge longer, waste the system resource of TeleConference Bridge, reduce the resource utilization of TeleConference Bridge, have impact on the performance of TeleConference Bridge.
Summary of the invention
The invention provides a kind of multipartite voice interaction method and TeleConference Bridge, low for solving the resource utilization of TeleConference Bridge in prior art, the problem of poor performance.
First aspect of the present invention is to provide a kind of multipartite voice interaction method, comprising:
Receive the voice signal that each side's terminal sends;
Described each side terminal is divided into M group, and wherein, i-th group of number of terminals comprised is Ni, 1≤i≤M, Ni >=2, i is positive integer, and Ni is positive integer;
The voice signal corresponding to all terminals in i-th group carries out audio mixing, obtain i-th group of corresponding second audio signal, if Ni>2, then corresponding to any Ni-1 terminal in i-th group voice signal carries out audio mixing, obtains i-th group of corresponding first audio signal;
I-th group of corresponding first audio signal and other in M group are organized the second corresponding audio signal and carries out audio mixing, if Ni=2, then respectively voice signal corresponding for each terminal in i-th group and other in M group are organized the second corresponding audio signal and carry out audio mixing, obtain the 3rd audio signal;
The terminal sending to described 3rd audio signal corresponding described 3rd audio signal, terminal corresponding to described 3rd audio signal be in the voice signal that sends of described each side terminal non-mixed to terminal corresponding to the voice signal of described 3rd audio signal.
Another aspect of the present invention provides a kind of TeleConference Bridge, comprising:
Receiver module, for receiving the voice signal that each side's terminal sends;
Divide module, for described each side terminal is divided into M group, wherein, i-th group of number of terminals comprised is Ni, 1≤i≤M, Ni >=2, i is positive integer, and Ni is positive integer;
Mix module, audio mixing is carried out for the voice signal corresponding to all terminals in i-th group, obtain i-th group of corresponding second audio signal, if Ni>2, then corresponding to any Ni-1 terminal in i-th group voice signal carries out audio mixing, obtains i-th group of corresponding first audio signal;
Described mix module, audio mixing is carried out for i-th group of corresponding first audio signal and other in M group are organized the second corresponding audio signal, if Ni=2, then respectively voice signal corresponding for each terminal in i-th group and other in M group are organized the second corresponding audio signal and carry out audio mixing, obtain the 3rd audio signal;
Sending module, for the terminal sending to described 3rd audio signal corresponding described 3rd audio signal, terminal corresponding to described 3rd audio signal be in the voice signal that sends of described each side terminal non-mixed to terminal corresponding to the voice signal of described 3rd audio signal.
The present invention is by being divided into M group by each side's terminal sending voice signal, voice signal corresponding to the terminal comprised every group respectively carries out audio mixing, often organized corresponding audio signal, then audio mixing is carried out to each group of corresponding audio signal, obtain the audio signal needing to send to each terminal, decrease the audio mixing time of TeleConference Bridge, decrease the wasting of resources of TeleConference Bridge, improve the resource utilization of TeleConference Bridge, improve the performance of TeleConference Bridge.
Accompanying drawing explanation
Fig. 1 is the flow chart of a multipartite voice interaction method provided by the invention embodiment;
Fig. 2 is each side's number of terminals is 6, the schematic diagram of multipartite voice interaction method when group number is 2;
Fig. 3 is the schematic diagram of multipartite voice interaction method of the prior art;
Fig. 4 is the schematic diagram of formula on coordinate system that Fig. 2 and Fig. 3 draws;
Fig. 5 is the structural representation of a TeleConference Bridge provided by the invention embodiment.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 1 is the flow chart of a multipartite voice interaction method provided by the invention embodiment, as shown in Figure 1, comprising:
101, the voice signal that each side's terminal sends is received.
Wherein, each side's terminal can be the terminal that voice call can be carried out in telephone terminal, computer terminal etc.Multipartite voice interaction method provided by the invention can be performed by TeleConference Bridge.
102, each side's terminal is divided into M group, wherein, i-th group of number of terminals comprised is Ni, 1≤i≤M, Ni >=2, i is positive integer, and Ni is positive integer.
103, corresponding to all terminals in i-th group voice signal carries out audio mixing, obtain i-th group of corresponding second audio signal, if Ni>2, then corresponding to any Ni-1 terminal in i-th group voice signal carries out audio mixing, obtains i-th group of corresponding first audio signal.
Particularly, suppose M=2, if N1>2, then corresponding to any N1-1 terminal in the 1st group voice signal carries out audio mixing, obtain the 1st group of corresponding the first audio signal, the voice signal corresponding to all terminals in the 1st group carries out audio mixing, obtains the 1st group of corresponding the second audio signal; If N2=2, then corresponding to all terminals in the 2nd group voice signal carries out audio mixing, obtains the 2nd group of corresponding the second audio signal.
104, i-th group of corresponding first audio signal and other in M group are organized the second corresponding audio signal and carry out audio mixing, if Ni=2, then respectively voice signal corresponding for each terminal in i-th group and other in M group are organized the second corresponding audio signal and carry out audio mixing, obtain the 3rd audio signal.
Particularly, suppose M=2, if N1>2, then the 1st group of corresponding the first audio signal can be organized the second corresponding audio signal with other and carries out audio mixing by TeleConference Bridge; If N2=2, then voice signal corresponding for each terminal in the 2nd group and other can be organized the second corresponding audio signal and carry out audio mixing by TeleConference Bridge respectively; Finally obtain the 3rd audio signal.
105, the terminal sending to the 3rd audio signal corresponding 3rd audio signal, terminal corresponding to the 3rd audio signal be in the voice signal that sends of each side's terminal non-mixed to terminal corresponding to the voice signal of the 3rd audio signal.
Such as, the voice signal that each side's terminal sends is A, B, C, D, E, F, 3rd audio signal is ABCDE, then in the voice signal of each side's terminal transmission, non-mixed is F to the voice signal of the 3rd audio signal, then the 3rd audio signal ABCDE is sent to the terminal that voice signal F is corresponding.
Below citing is described, as shown in Figure 2, suppose that the voice signal that each side's terminal that TeleConference Bridge receives sends is respectively A, B, C, D, E, F, if each side's terminal is divided into 2 groups, the 1st group of voice signal that the terminal comprised is corresponding is A, B, C, the 2nd group of voice signal that the terminal comprised is corresponding is D, E, F, audio mixing is carried out to the 1st group of voice signal that the terminal comprised is corresponding, the first audio signal obtained is AB, AC, BC, the second audio signal obtained is ABC, audio mixing number of times is 4 times, audio mixing is carried out to the 2nd group of voice signal that the terminal comprised is corresponding, the first audio signal obtained is DE, DF, EF, the second audio signal obtained is DEF, audio mixing number of times is 4 times, audio mixing is carried out to the second audio signal of first audio signal of the 1st group and the 2nd group, audio mixing is carried out to the second audio signal of first audio signal of the 2nd group and the 1st group, audio mixing number of times is 6 times, the 3rd audio signal obtained is ABCDE, ABCEF, ABCDF, DEFAB, DEFAC, DEFBC, total audio mixing number of times is 14 times, pass between audio mixing number of times G (X) and each side terminal number X is: G (X)=4X-10.
As shown in Figure 3, TeleConference Bridge of the prior art is receiving the voice signal A of each side's terminal transmission, B, C, D, E, after F, carry out 4 audio mixings, such as, A and B audio mixing, obtain AB, AB and C audio mixing, obtain ABC, ABC and D audio mixing, obtain ABCD, ABCD and E audio mixing, obtain ABCDE, carry out 4 audio mixings again, obtain ABCEF, carry out 4 audio mixings again, obtain ABCDF, carry out 4 audio mixings again, obtain DEFAB, carry out 4 audio mixings again, obtain DEFAC, carry out 4 audio mixings again, obtain DEFBC, total audio mixing number of times is 24 times, pass between audio mixing number of times F (X) and each side terminal number X is: F (X)=X (X-2).
Relation by between the audio mixing number of times G (X) that obtains in Fig. 2 and each side terminal number X: G (X)=4X-10, and the pass between the audio mixing number of times F (X) obtained in Fig. 3 and each side terminal number X is: F (X)=X (X-2) is presented in the same coordinate system, as shown in Figure 4, can find out: when X>3, when X value is identical, 4X-10<X (X-2), therefore, it is possible to reach the audio mixing time reducing TeleConference Bridge, reduce the wasting of resources of TeleConference Bridge, improve the resource utilization of TeleConference Bridge, improve the object of the performance of TeleConference Bridge.
Further, after step 102, can also comprise:
I-th group meet first pre-conditioned time, the terminal in i-th group is divided into K group, and wherein, the number of terminals that jth group comprises is Aj, 1≤j≤K, Aj >=2, j is positive integer, and Aj is positive integer.
Wherein, first pre-conditionedly the conditions such as Ni >=4 are specifically as follows.
Corresponding, in step 103: if Ni>2, then corresponding to any Ni-1 terminal in i-th group voice signal carries out audio mixing, obtain i-th group of corresponding first audio signal, specifically can comprise:
The voice signal corresponding to all terminals in jth group carries out audio mixing, obtain the 5th audio signal that jth group is corresponding, if Aj>2, then corresponding to any Aj-1 terminal in jth group voice signal carries out audio mixing, obtains the 4th audio signal that jth group is corresponding;
The 5th corresponding with other groups in K group for the 4th corresponding for jth group audio signal audio signal is carried out audio mixing, if Aj=2, then respectively the 5th corresponding with other groups in K group for voice signal corresponding for each terminal in jth group audio signal is carried out audio mixing, obtain i-th group of corresponding first audio signal.
Further, before each side's terminal is divided into M group, can also comprise:
Obtain the number of each side's terminal sending voice signal;
Each side's terminal number meet second pre-conditioned time, for any terminal in each side's terminal, by other-end send voice signal carry out audio mixing after send to terminal.
Wherein, for any terminal in each side's terminal, the operation that the voice signal that other-end sends is carried out audio mixing specifically A, B, C, D, E can carry out 4 audio mixings in embodiment shown in Figure 3, obtains the operation of ABCDE.
In the present embodiment, by each side's terminal sending voice signal is divided into M group, voice signal corresponding to the terminal comprised every group respectively carries out audio mixing, often organized corresponding audio signal, then audio mixing is carried out to each group of corresponding audio signal, obtain the audio signal needing to send to each terminal, decrease the audio mixing time of TeleConference Bridge, decrease the wasting of resources of TeleConference Bridge, improve the resource utilization of TeleConference Bridge, improve the performance of TeleConference Bridge.
One of ordinary skill in the art will appreciate that: all or part of step realizing above-mentioned each embodiment of the method can have been come by the hardware that program command is relevant.Aforesaid program can be stored in a computer read/write memory medium.This program, when performing, performs the step comprising above-mentioned each embodiment of the method; And aforesaid storage medium comprises: ROM, RAM, magnetic disc or CD etc. various can be program code stored medium.
Fig. 5 is the structural representation of a TeleConference Bridge provided by the invention embodiment, as shown in Figure 5, comprising:
Receiver module 51, for receiving the voice signal that each side's terminal sends;
Divide module 52, for described each side terminal is divided into M group, wherein, i-th group of number of terminals comprised is Ni, 1≤i≤M, Ni >=2, i is positive integer, and Ni is positive integer;
Mix module 53, audio mixing is carried out for the voice signal corresponding to all terminals in i-th group, obtain i-th group of corresponding second audio signal, if Ni>2, then corresponding to any Ni-1 terminal in i-th group voice signal carries out audio mixing, obtains i-th group of corresponding first audio signal;
Described mix module 53, also carry out audio mixing for i-th group of corresponding first audio signal and other in M group are organized the second corresponding audio signal, if Ni=2, then respectively voice signal corresponding for each terminal in i-th group and other in M group are organized the second corresponding audio signal and carry out audio mixing, obtain the 3rd audio signal;
Sending module 54, for the terminal sending to described 3rd audio signal corresponding described 3rd audio signal, terminal corresponding to described 3rd audio signal be in the voice signal that sends of described each side terminal non-mixed to terminal corresponding to the voice signal of described 3rd audio signal.
Further, described division module 52 also for, after described each side terminal is divided into M group by described division module 52, i-th group meet first pre-conditioned time, the terminal in i-th group is divided into K group, wherein, the number of terminals that jth group comprises is Aj, 1≤j≤K, Aj >=2, j is positive integer, and Aj is positive integer;
Described mix module 53 specifically for, the voice signal corresponding to all terminals in jth group carries out audio mixing, obtain the 5th audio signal that jth group is corresponding, if Aj>2, then corresponding to any Aj-1 terminal in jth group voice signal carries out audio mixing, obtains the 4th audio signal that jth group is corresponding;
Described mix module 53 concrete also for, the 5th corresponding with other groups in K group for the 4th corresponding for jth group audio signal audio signal is carried out audio mixing, if Aj=2, then respectively the 5th corresponding with other groups in K group for voice signal corresponding for each terminal in jth group audio signal is carried out audio mixing, obtain i-th group of corresponding first audio signal.
Further, described TeleConference Bridge can also comprise: acquisition module;
Described acquisition module is used for, and before described each side terminal is divided into M group by described division module 52, obtains the number of the described each side terminal sending voice signal;
Described sending module 54 also for, described each side terminal number meet second pre-conditioned time, for any terminal in described each side terminal, by other-end send voice signal carry out audio mixing after send to described terminal.
In the present embodiment, by each side's terminal sending voice signal is divided into M group, voice signal corresponding to the terminal comprised every group respectively carries out audio mixing, often organized corresponding audio signal, then audio mixing is carried out to each group of corresponding audio signal, obtain the audio signal needing to send to each terminal, decrease the audio mixing time of TeleConference Bridge, decrease the system resource waste of TeleConference Bridge, improve the resource utilization of TeleConference Bridge, improve the performance of TeleConference Bridge.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (6)
1. a multipartite voice interaction method, is characterized in that, comprising:
Receive the voice signal that each side's terminal sends;
Described each side terminal is divided into M group, and wherein, i-th group of number of terminals comprised is Ni, 1≤i≤M, Ni >=2, i is positive integer, and Ni is positive integer;
The voice signal corresponding to all terminals in i-th group carries out audio mixing, obtain i-th group of corresponding second audio signal, if Ni>2, then corresponding to any Ni-1 terminal in i-th group voice signal carries out audio mixing, obtains i-th group of corresponding first audio signal;
I-th group of corresponding first audio signal and other in M group are organized the second corresponding audio signal and carries out audio mixing, if Ni=2, then respectively voice signal corresponding for each terminal in i-th group and other in M group are organized the second corresponding audio signal and carry out audio mixing, obtain the 3rd audio signal;
The terminal sending to described 3rd audio signal corresponding described 3rd audio signal, terminal corresponding to described 3rd audio signal be in the voice signal that sends of described each side terminal non-mixed to terminal corresponding to the voice signal of described 3rd audio signal.
2. method according to claim 1, is characterized in that, described described each side terminal is divided into M group after, also comprise:
I-th group meet first pre-conditioned time, the terminal in i-th group is divided into K group, and wherein, the number of terminals that jth group comprises is Aj, 1≤j≤K, Aj >=2, j is positive integer, and Aj is positive integer;
If described Ni>2, then corresponding to any Ni-1 terminal in i-th group voice signal carries out audio mixing, obtains i-th group of corresponding first audio signal, comprising:
The voice signal corresponding to all terminals in jth group carries out audio mixing, obtain the 5th audio signal that jth group is corresponding, if Aj>2, then corresponding to any Aj-1 terminal in jth group voice signal carries out audio mixing, obtains the 4th audio signal that jth group is corresponding;
The 5th corresponding with other groups in K group for the 4th corresponding for jth group audio signal audio signal is carried out audio mixing, if Aj=2, then respectively the 5th corresponding with other groups in K group for voice signal corresponding for each terminal in jth group audio signal is carried out audio mixing, obtain i-th group of corresponding first audio signal.
3. method according to claim 1 and 2, is characterized in that, described described each side terminal is divided into M group before, also comprise:
Obtain the number of the described each side terminal sending voice signal;
Described each side terminal number meet second pre-conditioned time, for any terminal in described each side terminal, by other-end send voice signal carry out audio mixing after send to described terminal.
4. a TeleConference Bridge, is characterized in that, comprising:
Receiver module, for receiving the voice signal that each side's terminal sends;
Divide module, for described each side terminal is divided into M group, wherein, i-th group of number of terminals comprised is Ni, 1≤i≤M, Ni >=2, i is positive integer, and Ni is positive integer;
Mix module, audio mixing is carried out for the voice signal corresponding to all terminals in i-th group, obtain i-th group of corresponding second audio signal, if Ni>2, then corresponding to any Ni-1 terminal in i-th group voice signal carries out audio mixing, obtains i-th group of corresponding first audio signal;
Described mix module, also carry out audio mixing for i-th group of corresponding first audio signal and other in M group are organized the second corresponding audio signal, if Ni=2, then respectively voice signal corresponding for each terminal in i-th group and other in M group are organized the second corresponding audio signal and carry out audio mixing, obtain the 3rd audio signal;
Sending module, for the terminal sending to described 3rd audio signal corresponding described 3rd audio signal, terminal corresponding to described 3rd audio signal be in the voice signal that sends of described each side terminal non-mixed to terminal corresponding to the voice signal of described 3rd audio signal.
5. system according to claim 4, it is characterized in that, described division module also for, after described each side terminal is divided into M group by described division module, i-th group meet first pre-conditioned time, terminal in i-th group is divided into K group, and wherein, the number of terminals that jth group comprises is Aj, 1≤j≤K, Aj >=2, j is positive integer, and Aj is positive integer;
Described mix module specifically for, the voice signal corresponding to all terminals in jth group carries out audio mixing, obtain the 5th audio signal that jth group is corresponding, if Aj>2, then corresponding to any Aj-1 terminal in jth group voice signal carries out audio mixing, obtains the 4th audio signal that jth group is corresponding;
Described mix module concrete also for, the 5th corresponding with other groups in K group for the 4th corresponding for jth group audio signal audio signal is carried out audio mixing, if Aj=2, then respectively the 5th corresponding with other groups in K group for voice signal corresponding for each terminal in jth group audio signal is carried out audio mixing, obtain i-th group of corresponding first audio signal.
6. the system according to claim 4 or 5, is characterized in that, also comprises: acquisition module;
Described acquisition module is used for, and before described each side terminal is divided into M group by described division module, obtains the number of the described each side terminal sending voice signal;
Described sending module also for, described each side terminal number meet second pre-conditioned time, for any terminal in described each side terminal, by other-end send voice signal carry out audio mixing after send to described terminal.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117560358A (en) * | 2023-11-30 | 2024-02-13 | 北京流金岁月科技有限公司 | Method, device and system for universal live broadcast voice intercom |
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| CN101291373A (en) * | 2008-04-15 | 2008-10-22 | 中兴通讯股份有限公司 | Method and system realizing multi-party communication |
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