CN107613151A - A kind of sound mixing method and system for videoconference interactive between delegate to the meeting - Google Patents
A kind of sound mixing method and system for videoconference interactive between delegate to the meeting Download PDFInfo
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- CN107613151A CN107613151A CN201710686552.6A CN201710686552A CN107613151A CN 107613151 A CN107613151 A CN 107613151A CN 201710686552 A CN201710686552 A CN 201710686552A CN 107613151 A CN107613151 A CN 107613151A
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Abstract
The invention discloses a kind of sound mixing method for videoconference interactive between delegate to the meeting：Establish delegate to the meeting's queue；Delegate to the meeting's queue is detected by voice activation detection method, is not made a speech by the silence of the delegate to the meeting detected and dynamic audio mixing queue is established in speech；Judge whether the audio mixing delegate to the meeting of dynamic audio mixing queue is less than default maximum audio mixing delegate to the meeting quantity, if the audio mixing delegate to the meeting of dynamic audio mixing queue is less than maximum audio mixing delegate to the meeting quantity, establish real-time dynamic audio mixing queue；If the audio mixing delegate to the meeting of dynamic audio mixing queue is not less than default maximum audio mixing delegate to the meeting quantity, the delegate to the meeting of dynamic audio mixing queue is adjusted, the low audio mixing delegate to the meeting of priority is deleted, to cause the audio mixing delegate to the meeting of dynamic audio mixing queue to be less than maximum audio mixing delegate to the meeting quantity；Real-time dynamic audio mixing queue is established according to the dynamic audio mixing queue after adjustment；Stereo process is carried out to real-time dynamic audio mixing queue, audio mixing voice is transmitted to convention goer.
Description
Technical field
The present invention relates to communication technical field, more particularly, to a kind of for phone meeting interactive between delegate to the meeting
The sound mixing method and system of view.
Background technology
In the large enterprise of the industries such as China People's Armed Police, public security, railway, electric power, petroleum and petrochemical industry, scheduling meeting is often held
View is, it is necessary to support the complete interactive TeleConference Bridge of Large Copacity.Existing many telecom operators have opened videoconference industry
Business, for every telephone as a participant, the most frequently used method is find out maximum absolute value in current input sound two
Individual sound, other participants are given, a moment can only hear that a side speaks, and the mutual no interactions of meeting participant are felt, scene
Sense of participation is poor.The scheme of improvement is by sound mixing method and sets noise gate, by sentencing to input value more than threshold value
It is disconnected to carry out speech channel switching.So-called dispatching telephone meeting is also realized using a kind of scheduling system, but this system must
Effective videoconference must could be initiated by the dispatching telephone of fixed schedule platform by means of fixed dispatching desk, and it is all
The control of videoconference must be poor by means of fixed dispatching desk, the application flexibility of prior art.Also, in the prior art
Videoconference it is mixed between number formulary fix, it is impossible to according to the situation for realizing delegate to the meeting, adjustment represents queue in real time.
Because in a communications system, particularly in wireless communication system or GSM, channel width is rare
Resource.According to statistics, the time that both call sides are spoken in two-way call probably only accounts for half of total air time or so, at second half
In mute state.Due to communication system only transmission signal when people speaks, the transmission of stop signal, but can not when Jing Yin
The bandwidth allocation taken when will be Jing Yin gives other communication services, the limited channel width resource of serious waste.In order to realize letter
Road resource makes full use of, and now in the art, (voice activitydetection, below letter is detected by voice activation
Claim：VAD) technology, to detect when both call sides loquitur, when pipe down, i.e.,：Know when voice is activating, with
Just channel width is distributed into other communication services in voice un-activation to use.In the VAD system based on VAD technologies, lead to
It is foreground signal or the back of the body by input-signal judging often according to the judgment criterion pre-set, including decision parameter and decision logic
Scape noise.
But in the prior art, it is impossible to establish the representative of more delegates to the meeting automatically, and queue is represented to real-time conferencing and entered
Row stereo process.
Therefore, it is necessary to which a kind of technology, is used for a kind of audio mixing for videoconference interactive between delegate to the meeting to realize
Treatment technology.
The content of the invention
This application provides a kind of sound mixing method and system for videoconference interactive between delegate to the meeting, to solve
The problem of how handling the audio mixing of videoconference.
In order to solve the above problems, the invention provides a kind of audio mixing for videoconference interactive between delegate to the meeting
Method, methods described include：
Establish delegate to the meeting's queue；
Delegate to the meeting's queue is detected by voice activation detection method, by the silence of the delegate to the meeting detected
Do not make a speech and dynamic audio mixing queue is established in speech；
Judge whether the audio mixing delegate to the meeting of the dynamic audio mixing queue is less than default maximum audio mixing delegate to the meeting quantity,
If the audio mixing delegate to the meeting of the dynamic audio mixing queue is less than the maximum audio mixing delegate to the meeting quantity, real-time dynamic audio mixing is established
Queue；
If the audio mixing delegate to the meeting of the dynamic audio mixing queue is not less than default maximum audio mixing delegate to the meeting quantity, to institute
The delegate to the meeting for stating dynamic audio mixing queue is adjusted, and the low audio mixing delegate to the meeting of priority is deleted, to cause the dynamic to mix
The audio mixing delegate to the meeting of sound queue is less than the maximum audio mixing delegate to the meeting quantity；And according to the dynamic audio mixing team after adjustment
Row establish real-time dynamic audio mixing queue；
Stereo process is carried out to the dynamic audio mixing queue in real time, and audio mixing voice is transmitted and participated in the meeting
Person.
Preferably, it is described to establish delegate to the meeting's queue, including：
The meeting calling party in the convention goer is determined, determines that other described meetings are joined by the meeting calling party
The role for the person of adding, establish delegate to the meeting's queue.
Preferably, line translation is entered to the role of convention goer other described by the meeting calling party, increases or delete
Except the delegate to the meeting.
Preferably, it is described that delegate to the meeting's queue is detected by voice activation detection method, dynamic audio mixing queue is established, is wrapped
Include：
Delegate to the meeting's silence not time limit of speech is counted by voice activation detection method；And
The time limit of speech of the delegate to the meeting is counted by voice activation detection method.
Preferably, it is described to establish real-time dynamic audio mixing queue, including:
Count the time span of the silent not time limit of speech of the time span of time limit of speech and the delegate to the meeting, meter
The ratio of the silent not time span of the time limit of speech of the time span of time limit of speech and the delegate to the meeting is calculated, by described in
The big audio mixing of ratio preferentially establishes real-time dynamic audio mixing queue.
Preferably, it is described that stereo process is carried out to the dynamic audio mixing queue in real time, including：Gain tune is carried out to audio mixing
Section.
Preferably, including：To the meeting audience in convention goer, the voice of dynamic audio mixing queue in real time is forwarded all；
To the delegate to the meeting in convention goer, forward all in dynamic audio mixing queue in real time and remove the voice of the delegate to the meeting in itself.
Based on another aspect of the present invention, there is provided a kind of mixer system of the videoconference interacted entirely for Large Copacity, institute
The system of stating includes：
Initial cell, for establishing delegate to the meeting's queue；Delegate to the meeting's queue is detected by voice activation detection method,
Establish dynamic audio mixing queue；
Downmixing unit, for judging whether the audio mixing delegate to the meeting of the dynamic audio mixing queue is less than default maximum audio mixing
Delegate to the meeting's quantity, if the audio mixing delegate to the meeting of the dynamic audio mixing queue is less than the maximum audio mixing delegate to the meeting quantity, build
Stand real-time dynamic audio mixing queue；
If the audio mixing delegate to the meeting of the dynamic audio mixing queue is not less than default maximum audio mixing delegate to the meeting quantity, to institute
The delegate to the meeting for stating dynamic audio mixing queue is adjusted, and deletes the low delegate to the meeting of priority；And according to described dynamic after adjustment
Real-time dynamic audio mixing queue is established in state audio mixing queue；
Transmitting element, for carrying out stereo process to the dynamic audio mixing queue in real time, and audio mixing voice is transmitted
To the convention goer, including delegate to the meeting and meeting audience.
Preferably, the initial cell is additionally operable to：
The meeting calling party in the convention goer is determined, determines that other described meetings are joined by the meeting calling party
The role for the person of adding, establish delegate to the meeting's queue.
Preferably, the initial cell is become by the meeting calling party to the role of convention goer other described
Change, increase or delete the delegate to the meeting.
Preferably, the downmixing unit is additionally operable to：
Delegate to the meeting's silence not time limit of speech is counted by voice activation detection method；And
The time limit of speech of the delegate to the meeting is counted by voice activation detection method.
Preferably, the downmixing unit is additionally operable to：
Count the time span of the silent not time limit of speech of the time span of time limit of speech and the delegate to the meeting, meter
The ratio of the silent not time span of the time limit of speech of the time span of time limit of speech and the delegate to the meeting is calculated, by described in
The big audio mixing of ratio preferentially establishes real-time dynamic audio mixing queue.
Preferably, it is described that stereo process is carried out to the dynamic audio mixing queue in real time, including：Gain tune is carried out to audio mixing
Section.
Preferably, including：To the meeting audience in convention goer, the voice of dynamic audio mixing queue in real time is forwarded all；
To the delegate to the meeting in convention goer, forward all in dynamic audio mixing queue in real time and remove the voice of the delegate to the meeting in itself.
The sound mixing method and system for a kind of videoconference interacted entirely for Large Copacity that technical scheme provides, lead to
Cross and establish dynamic conference automatically and represent queue, and counting statistics delegate to the meeting's queue situation, the voice messaging represented to member
Checked and Gain tuning.Technical scheme is grown to the queue of dynamic audio mixing at any time by establishing dynamic audio mixing queue Qm
Degree is judged, if dynamic audio mixing queue Qm is less than or equal to maximum audio mixing delegate to the meeting quantity Mnmax, is just directly generated in real time
Dynamic audio mixing queue Qsm, according to real-time dynamic audio mixing queue carry out stereo process, and pack exchange forwarding audio mixing voice messaging to
Different convention goers.If dynamic audio mixing queue Qm is not below or equal to maximum audio mixing delegate to the meeting quantity Mnmax, to described
The delegate to the meeting of dynamic audio mixing queue is adjusted, and deletes the low delegate to the meeting of priority；And according to the dynamic after adjustment
Real-time dynamic audio mixing queue is established in audio mixing queue, and stereo process is carried out according to real-time dynamic audio mixing queue, and exchange forwarding of packing
Audio mixing voice messaging gives different convention goers.The technical scheme of the application can according to actual conditions, by with setting with
Maximum audio mixing delegate to the meeting quantity Mnmax is judged, dynamic queue's stereo process is carried out to delegate to the meeting's voice and gain is adjusted
It is whole, so as to improve audio mixing quality.
Brief description of the drawings
By reference to the following drawings, the illustrative embodiments of the present invention can be more fully understood by：
Fig. 1 is a kind of sound mixing method for videoconference interactive between delegate to the meeting according to embodiment of the present invention
Flow chart；And
Fig. 2 is a kind of audio mixing for videoconference interactive between delegate to the meeting according to another embodiment of the present invention
System construction drawing.
Embodiment
The illustrative embodiments of the present invention are introduced with reference now to accompanying drawing, however, the present invention can use many different shapes
Formula is implemented, and is not limited to embodiment described herein, there is provided these embodiments are to disclose at large and fully
The present invention, and fully pass on the scope of the present invention to person of ordinary skill in the field.Show for what is be illustrated in the accompanying drawings
Term in example property embodiment is not limitation of the invention.In the accompanying drawings, identical cells/elements are attached using identical
Icon is remembered.
Unless otherwise indicated, term (including scientific and technical terminology) used herein has to person of ordinary skill in the field
It is common to understand implication.Further it will be understood that the term limited with usually used dictionary, be appreciated that and its
The linguistic context of association area has consistent implication, and is not construed as Utopian or overly formal meaning.
Fig. 1 is the sound mixing method flow according to a kind of videoconference interacted entirely for Large Copacity of embodiment of the present invention
Figure.The application embodiment provides a kind of sound mixing method for the videoconference realized Large Copacity and interacted entirely, the application embodiment party
Formula can automatic dynamic establish delegate to the meeting's queue, by delegate to the meeting's queue situation carry out counting statistics, to member represent
Voice messaging checked and Gain tuning, audio mixing is superimposed to voice signal after adjustment, then voice is carried out by Conference server
Processing and exchange forwarding, each side that attends a meeting can hear the speech of delegate to the meeting.In order to avoid audio mixing overflows, and it is multi-party in short-term mixed
Sound causes the unpleasant to hear voice for understanding delegate to the meeting, and presently filed embodiment can be according to actual conditions, can be with initialization system most
Big audio mixing number formulary, dynamic queue's stereo process and Gain tuning are carried out to delegate to the meeting's voice, so as to improve audio mixing quality.This Shen
Please in, convention goer includes delegate to the meeting and meeting audience.A kind of as shown in figure 1, phone meeting interacted entirely for Large Copacity
The sound mixing method 100 of view is since step 101：
Preferably, in step 101：Establish delegate to the meeting's queue.Preferably, delegate to the meeting's queue is established, including：It is determined that meeting
The meeting calling party in participant is discussed, passes through the role that meeting calling party determines other convention goers, establishes delegate to the meeting team
Row.Preferably, pass through meeting calling party and enter line translation, increase or deletion delegate to the meeting to the role of other convention goers.
Preferably, including：To the meeting audience in convention goer, the voice of dynamic audio mixing queue in real time is forwarded all；
To the delegate to the meeting in convention goer, forward all in dynamic audio mixing queue in real time and remove the voice of the delegate to the meeting in itself.
Videoconference calling subscriber is calling related meeting according to initiation videoconference is actually needed in the application embodiment
Before participant, telephone meeting server is initialized, after the completion of conference initiation of expecting someone's call, related meeting is called and participates in
Person, the meeting participant being invited to receive to call and add videoconference, and delegate to the meeting's queue is established by telephone meeting server.
The application embodiment can establish delegate to the meeting's queue, and energy automatically according to the role for participating in videoconference
Enough real-time reception videoconference participant apply for the request of Counterchange roles, and the role of applicant is determined by videoconference calling subscriber
Conversion, accordingly, according to the role of applicant, increase in delegate to the meeting's queue or delete the applicant, the meeting of dynamic modification in real time
View represents queue.In addition, in queue, the voice messaging that member represents is preserved, such as silent duration (Ts), duration (Tv) of making a speech,
The information such as short-time energy.
Preferably, in step 102：Delegate to the meeting's queue is detected by voice activation detection method, passes through the meeting detected
The silence of representative is not made a speech and dynamic audio mixing queue is established in speech.Preferably, delegate to the meeting is detected by voice activation detection method
Queue, dynamic audio mixing queue is established, including：Delegate to the meeting's silence not time limit of speech is counted by voice activation detection method；And
The time limit of speech of delegate to the meeting is counted by voice activation detection method.
Silent duration (Ts) is to count delegate to the meeting's silence not time limit of speech by voice activation detection method in the application.Hair
It is the time limit of speech that delegate to the meeting is counted by voice activation detection method to say duration (Tv).
Preferably, in step 103：Judge whether the audio mixing delegate to the meeting of dynamic audio mixing queue is less than default maximum audio mixing
Delegate to the meeting's quantity, if the audio mixing delegate to the meeting of dynamic audio mixing queue is less than maximum audio mixing delegate to the meeting quantity, establish dynamic in real time
State audio mixing queue.
Preferably, in step 104：If the audio mixing delegate to the meeting of dynamic audio mixing queue is not less than default maximum audio mixing meeting
Quantity is represented, the delegate to the meeting of dynamic audio mixing queue is adjusted, the low audio mixing delegate to the meeting of priority is deleted, to move
The audio mixing delegate to the meeting of state audio mixing queue is less than maximum audio mixing delegate to the meeting quantity；And built according to the dynamic audio mixing queue after adjustment
Stand real-time dynamic audio mixing queue.
Preferably, real-time dynamic audio mixing queue is established, including:The statistics silent not time span of time limit of speech and meeting generation
The time span of the time limit of speech of table, calculate the time of the silent not time limit of speech of the time span of time limit of speech and delegate to the meeting
The ratio of length, the big audio mixing of ratio is preferentially established into real-time dynamic audio mixing queue.
Preferably, in step 105：Stereo process is carried out to real-time dynamic audio mixing queue, and audio mixing voice is transmitted
To convention goer.Preferably, stereo process is carried out to real-time dynamic audio mixing queue, including：Gain-adjusted is carried out to audio mixing.
The application dynamic adjustment audio mixing queue, is ensured audio mixing quality, kept away by the voice channel of automatic detection delegate to the meeting
Exempt from audio mixing spilling.
The application can be ranked up to dynamic audio mixing queue：Count the silent duration and speech duration of delegate to the meeting, meter
The accounting between them is calculated, priority queueing is carried out according to ratio size.Real-time time is preferential, while when making a speech, during with silence
Longer is preferential, queue circulating rolling, untill queue full.When queue is expired, when increasing newcomer, first calculate
Member priority, if priority is more than the minimum member of member priority in queue, the minimum member of priority from queue
Delete, newcomer is added in dynamic queue.By that analogy, move in circles.
In the application, carry out delegate to the meeting's queue of stereo process in real time every time, mixed by real-time dynamic audio mixing queue
Sound processing, packing exchange forwarding mixing information to different convention goers.In forwarding, different objects are carried out with different realities
When stereo process, including Gain tuning.To meeting audience, the full audio mixing voice messaging for forwarding dynamic audio mixing queue (Qm), to meeting
View represents, and the audio mixing voice messaging of forwarding dynamic audio mixing queue (Qm) subtracts the voice messaging of delegate to the meeting in itself.
The application embodiment counts the speech duration Tv and silent duration Ts of delegate to the meeting by voice activation detection method,
Dynamic audio mixing queue Qm is established, and judges dynamic audio mixing queue length at any time, if dynamic audio mixing queue Qm is less than or equal to maximum
Audio mixing delegate to the meeting quantity Mnmax, real-time dynamic audio mixing queue Qsm is just directly generated, is mixed by real-time dynamic audio mixing queue
Sound processing, including Gain tuning, packing exchange forwarding audio mixing voice messaging to different convention goers.If dynamic audio mixing team
Row Qm is not less than maximum audio mixing delegate to the meeting quantity Mnmax, then delegate to the meeting's queue Qd is counted and calculated, carry out dynamic queue row
Team.The silent duration Ts and speech duration Tv of delegate to the meeting is counted, the accounting between them is calculated, is carried out according to ratio size excellent
First level is lined up.Real-time time is preferential, while when making a speech, with silent duration it is longer be preferential, queue circulating rolling, until queue
Untill full.When queue is expired, when increasing newcomer, member priority is first calculated, if priority is more than member in queue
During the minimum member of priority, the minimum member of priority is deleted from queue, newcomer is added in dynamic queue.This Shen
Please by that analogy, move in circles.When videoconference calling subscriber's on-hook, whole videoconference just terminates.Other member's on-hooks, not shadow
Ring videoconference.
The sound mixing method and system for a kind of videoconference interacted entirely for Large Copacity that the application provides, by building automatically
Vertical dynamic conference represents queue, and counting statistics delegate to the meeting's queue situation, and the voice messaging represented to member checks
And Gain tuning.Technical scheme is sentenced to dynamic audio mixing queue length at any time by establishing dynamic audio mixing queue Qm
It is disconnected, if dynamic audio mixing queue Qm is less than or equal to maximum audio mixing delegate to the meeting quantity Mnmax, just directly generate real-time dynamic audio mixing
Queue Qsm, stereo process is carried out according to real-time dynamic audio mixing queue, and exchange forwarding audio mixing voice messaging of packing is to different meetings
Discuss participant.The application can carry out dynamic queue's sequence to dynamic audio mixing queue Qm.During by the silence that counts delegate to the meeting
Long and speech duration, calculates the accounting between them, and priority queueing is carried out according to ratio size.It is preferentially former by real-time time
Then, when while making a speech, with silent duration it is longer be preferential, queue circulating rolling, untill queue full.When queue is full
When, when increasing newcomer, member priority is first calculated, if priority is more than the minimum member of member priority in queue,
The minimum member of priority is deleted from queue, newcomer is added in dynamic queue.By that analogy, move in circles.Such as
Fruit dynamic audio mixing queue Qm is not below or equal to maximum audio mixing delegate to the meeting quantity Mnmax, to the delegate to the meeting of dynamic audio mixing queue
It is adjusted, deletes the low delegate to the meeting of priority；And real-time dynamic audio mixing team is established according to the dynamic audio mixing queue after adjustment
Row, stereo process is carried out according to real-time dynamic audio mixing queue, and pack and exchange forwarding audio mixing voice messaging to different meeting ginsengs
The person of adding.The technical scheme of the application can be according to actual conditions, by entering with setting with maximum audio mixing delegate to the meeting quantity Mnmax
Row judges, dynamic queue's stereo process and Gain tuning is carried out to delegate to the meeting's voice, so as to improve audio mixing quality.
Fig. 2 is the mixer system according to a kind of videoconference interacted entirely for Large Copacity of another embodiment of the present invention
Structure chart.A kind of mixer system 200 of videoconference interacted entirely for Large Copacity of the application embodiment, including：
Initial cell 201, for establishing delegate to the meeting's queue；Delegate to the meeting's queue is detected by voice activation detection method,
Establish dynamic audio mixing queue.Preferably, initial cell 201 is additionally operable to：The meeting calling party in convention goer is determined, passes through meeting
View calling party determines the role of other convention goers, establishes delegate to the meeting's queue.
Preferably, initial cell 201 passes through meeting calling party and enters line translation to the role of other convention goers, increase or
Delete delegate to the meeting.
Downmixing unit 202, for judging whether the audio mixing delegate to the meeting of dynamic audio mixing queue is less than default maximum audio mixing
Delegate to the meeting's quantity, if the audio mixing delegate to the meeting of dynamic audio mixing queue is less than maximum audio mixing delegate to the meeting quantity, establish dynamic in real time
State audio mixing queue.
It is mixed to dynamic if the audio mixing delegate to the meeting of dynamic audio mixing queue is not less than default maximum audio mixing delegate to the meeting quantity
The delegate to the meeting of sound queue is adjusted, and deletes the low delegate to the meeting of priority；And built according to the dynamic audio mixing queue after adjustment
Stand real-time dynamic audio mixing queue.
Preferably, downmixing unit 202 is additionally operable to：
Delegate to the meeting's silence not time limit of speech is counted by voice activation detection method；And
The time limit of speech of delegate to the meeting is counted by voice activation detection method.
Preferably, downmixing unit 202 is additionally operable to：
The time span of the silent not time limit of speech of the time span of time limit of speech and delegate to the meeting of statistics, calculates silence not
The ratio of the time span of time limit of speech and the time span of the time limit of speech of delegate to the meeting, the big audio mixing of ratio is preferentially established
Real-time dynamic audio mixing queue.
Transmitting element 203, for real-time dynamic audio mixing queue carry out stereo process, and by audio mixing voice transmit to
Convention goer.Preferably, stereo process is carried out to real-time dynamic audio mixing queue, including：Gain-adjusted is carried out to audio mixing.
Preferably, to the meeting audience in convention goer, the voice of dynamic audio mixing queue in real time is forwarded all；To meeting
Delegate to the meeting in participant, forward all in dynamic audio mixing queue in real time and remove the voice of the delegate to the meeting in itself.
A kind of mixer system 200 for videoconference interactive between delegate to the meeting of embodiment of the present invention and this hair
A kind of sound mixing method 100 for videoconference interactive between delegate to the meeting of bright another embodiment is corresponding, herein not
Repeated again.
The present invention is described by reference to a small amount of embodiment.However, it is known in those skilled in the art, as
What subsidiary Patent right requirement was limited, except the present invention other embodiments disclosed above equally fall the present invention's
In the range of.
Normally, all terms used in the claims are all solved according to them in the usual implication of technical field
Release, unless clearly being defined in addition wherein.All references " one/described/be somebody's turn to do [device, component etc.] " are all opened ground
At least one example being construed in described device, component etc., unless otherwise expressly specified.Any method disclosed herein
Step need not all be run with disclosed accurately order, unless explicitly stated otherwise.
Claims (10)
1. a kind of sound mixing method for videoconference interactive between delegate to the meeting, methods described includes：
Establish delegate to the meeting's queue；
Delegate to the meeting's queue is detected by voice activation detection method, not sent out by the silence of the delegate to the meeting detected
Dynamic audio mixing queue is established in speech of making peace；
Judge whether the audio mixing delegate to the meeting of the dynamic audio mixing queue is less than default maximum audio mixing delegate to the meeting quantity, if institute
The audio mixing delegate to the meeting for stating dynamic audio mixing queue is less than the maximum audio mixing delegate to the meeting quantity, establishes real-time dynamic audio mixing team
Row；
If the audio mixing delegate to the meeting of the dynamic audio mixing queue is not less than default maximum audio mixing delegate to the meeting quantity, to described dynamic
The delegate to the meeting of state audio mixing queue is adjusted, and the low audio mixing delegate to the meeting of priority is deleted, to cause the dynamic audio mixing team
The audio mixing delegate to the meeting of row is less than the maximum audio mixing delegate to the meeting quantity；And built according to the dynamic audio mixing queue after adjustment
Stand real-time dynamic audio mixing queue；
Stereo process is carried out to the dynamic audio mixing queue in real time, and audio mixing voice is transmitted to the convention goer.
2. according to the method for claim 1, described establish delegate to the meeting's queue, including：
The meeting calling party in the convention goer is determined, other convention goers are determined by the meeting calling party
Role, establish delegate to the meeting's queue.
3. according to the method for claim 2, the role of convention goer other described is entered by the meeting calling party
Line translation, increase or delete the delegate to the meeting.
4. according to the method for claim 1, described detect delegate to the meeting's queue by voice activation detection method, establish
Dynamic audio mixing queue, including：
Delegate to the meeting's silence not time limit of speech is counted by voice activation detection method；And
The time limit of speech of the delegate to the meeting is counted by voice activation detection method.
5. according to the method for claim 1, described establish real-time dynamic audio mixing queue, including:
The time span of the silent not time limit of speech of the time span of time limit of speech and the delegate to the meeting is counted, calculates institute
The ratio of the silent not time span of the time limit of speech of the time span of time limit of speech and the delegate to the meeting is stated, by the ratio
Big audio mixing preferentially establishes real-time dynamic audio mixing queue.
6. a kind of mixer system for videoconference interactive between delegate to the meeting, the system includes：
Initial cell, for establishing delegate to the meeting's queue；Delegate to the meeting's queue is detected by voice activation detection method, established
Dynamic audio mixing queue；
Downmixing unit, for judging whether the audio mixing delegate to the meeting of the dynamic audio mixing queue is less than default maximum audio mixing meeting
Quantity is represented, if the audio mixing delegate to the meeting of the dynamic audio mixing queue is less than the maximum audio mixing delegate to the meeting quantity, is established real
When dynamic audio mixing queue；
If the audio mixing delegate to the meeting of the dynamic audio mixing queue is not less than default maximum audio mixing delegate to the meeting quantity, to described dynamic
The delegate to the meeting of state audio mixing queue is adjusted, and deletes the low delegate to the meeting of priority；And mixed according to the dynamic after adjustment
Real-time dynamic audio mixing queue is established in sound queue；
Transmitting element, for carrying out stereo process to the dynamic audio mixing queue in real time, and audio mixing voice is transmitted to institute
State convention goer.
7. system according to claim 6, the initial cell is additionally operable to：
The meeting calling party in the convention goer is determined, other convention goers are determined by the meeting calling party
Role, establish delegate to the meeting's queue.
8. system according to claim 7, the initial cell is joined by the meeting calling party to meeting other described
The role for the person of adding enters line translation, increases or deletes the delegate to the meeting.
9. system according to claim 6, the downmixing unit is additionally operable to：
Delegate to the meeting's silence not time limit of speech is counted by voice activation detection method；And
The time limit of speech of the delegate to the meeting is counted by voice activation detection method.
10. system according to claim 6, the downmixing unit is additionally operable to：
The time span of the silent not time limit of speech of the time span of time limit of speech and the delegate to the meeting is counted, calculates institute
The ratio of the silent not time span of the time limit of speech of the time span of time limit of speech and the delegate to the meeting is stated, by the ratio
Big audio mixing preferentially establishes real-time dynamic audio mixing queue.
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| CN111048119A (en) * | 2020-03-12 | 2020-04-21 | 腾讯科技（深圳）有限公司 | Call audio mixing processing method and device, storage medium and computer equipment |
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