CN107750038A - volume adjusting method, device, equipment and storage medium - Google Patents
volume adjusting method, device, equipment and storage medium Download PDFInfo
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- CN107750038A CN107750038A CN201711099712.3A CN201711099712A CN107750038A CN 107750038 A CN107750038 A CN 107750038A CN 201711099712 A CN201711099712 A CN 201711099712A CN 107750038 A CN107750038 A CN 107750038A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
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- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
The embodiment of the invention discloses a kind of volume adjusting method, device, equipment and storage medium.Methods described includes：Receive the environmental sound signal of at least one microphone collection；The machine output volume is adjusted according to the voice signal that the environmental sound signal and the machine export so that the machine output volume is less than environmental volume.By technical scheme, echo interference can be improved, lift Consumer's Experience.
Description
Technical field
The present invention relates to Audiotechnica, more particularly to a kind of volume adjusting method, device, equipment and storage medium.
Background technology
Audio frequency apparatus is widely used in various electronic equipments as a part essential in sound output function
On.
The regulation to electronic equipment output volume is mainly manually completed in the prior art, when in electronic equipment the machine
On using while microphone carry out sound broadcasting further through the power amplifier in the machine, serious echo interference, drop may be produced
Low Consumer's Experience.
The content of the invention
The embodiment of the present invention provides a kind of volume adjusting method, device, equipment and storage medium, to realize that improving echo does
Disturb, lift the effect of Consumer's Experience.
In a first aspect, the embodiments of the invention provide a kind of volume adjusting method, including：
Receive the environmental sound signal of at least one microphone collection；
The machine output volume is adjusted according to the voice signal that the environmental sound signal and the machine export so that described
Machine output volume is less than environmental volume.
Second aspect, the embodiment of the present invention additionally provide a kind of volume adjustment device, and the device includes：
Signal receiving module, for receiving the environmental sound signal of at least one microphone collection；
Volume adjusting module, it is defeated for adjusting the machine according to the voice signal of the environmental sound signal and the machine output
Go out volume so that the machine output volume is less than environmental volume.
The third aspect, the embodiment of the present invention additionally provide a kind of equipment, and the equipment includes：
One or more processors；
Memory, for storing one or more programs；
When one or more of programs are by one or more of computing devices so that one or more of processing
Device realizes the volume adjusting method as described in any in the embodiment of the present invention.
Fourth aspect, the embodiment of the present invention additionally provide a kind of computer-readable recording medium, are stored thereon with computer
Program, the volume adjusting method as described in any in the embodiment of the present invention is realized when the program is executed by processor.
The environmental sound signal that the embodiment of the present invention is gathered by receiving at least one microphone, and according to the ambient sound
Signal and the voice signal of the machine output adjust the machine output volume so that the machine output volume is less than environmental volume, utilizes
Automatically adjusting the machine output volume is less than the advantages of environmental volume can eliminate echo, solves not only using microphone but also to enter
When row sound plays, serious echo interference may be produced, the problem of reducing Consumer's Experience, realizing improves echo interference,
Lift the effect of Consumer's Experience.
Brief description of the drawings
Fig. 1 is a kind of schematic flow sheet for volume adjusting method that the embodiment of the present invention one provides；
Fig. 2 is a kind of schematic flow sheet for volume adjusting method that the embodiment of the present invention two provides；
Fig. 3 is a kind of structural representation for volume adjustment device that the embodiment of the present invention three provides；
Fig. 4 is a kind of structural representation for equipment that the embodiment of the present invention four provides.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to just
Part related to the present invention rather than entire infrastructure are illustrate only in description, accompanying drawing.
Embodiment one
Fig. 1 is a kind of schematic flow sheet for volume adjusting method that the embodiment of the present invention one provides.This method is applicable to
The situation of adjustment equipment volume, this method can be performed by volume adjustment device, and the device can be by hardware and/or software group
Into, and can typically be integrated in electronic equipment and all terminals comprising volume adjusting function.Specifically include as follows：
S110, the environmental sound signal for receiving at least one microphone collection.
Optionally, ambient sound collection can be carried out by the microphone that is set on electronic equipment, also can by it is external with
Multiple microphones that are that the loudspeaker of equipment is placed on same place and being distributed in different azimuth carry out ambient sound collection.Its
In, microphone can be converted to the ambient sound acoustic signals of collection ambient sound electric signal, and by the ambient sound electric signal
It is sent to electronic equipment so that electronic equipment can receive the environmental sound signal of at least one microphone collection.
The purpose for receiving the environmental sound signal of at least one microphone collection is, obtains collection needed for electronic equipment
Sound, for example, recording when required collection the sound sent by person for recording, and for example the user of required collection speaks during telephone relation
Sound etc..
S120, the voice signal exported according to environmental sound signal and the machine adjust the machine output volume so that the machine
Output volume is less than environmental volume.
Optionally, the voice signal of the machine output can be exported in itself by electronic equipment, and carry out letter using power amplifier
Number amplification, then the voice signal played out by loudspeaker.It is exemplary, in order to ensure the sound collection effect of equipment, it is necessary to
Ensure that the wave volume (i.e. environmental volume) of collection is more than the volume for the sound that equipment exports in itself, to reduce the equipment collected
The sound of output itself, and then solve echo interference problem, improve the sound collection effect of microphone, lift Consumer's Experience.
Exemplary, appropriateness can be carried out by comparing the size between environmental sound signal and the voice signal of the machine output
The volume of the machine output sound is adjusted, so that the volume of the machine output sound is consistently less than the sound for the ambient sound that collection comes
Amount.For a specific example, during carrying out telephone relation between first, party b subscriber, for party a subscriber, it can lead to
Cross the party a subscriber one's voice in speech (i.e. ambient sound) for comparing collection and sound (i.e. sheet transmit and the party b subscriber of broadcasting
Machine exports sound) between volume, moderately to adjust the wave volume size of the party b subscriber of broadcasting so that the first of collection is used
Family one's voice in speech volume is more than wave volume transmit and the party b subscriber of broadcasting, so as to avoid party b subscriber from conversing
Oneself one's voice in speech is heard in journey, that is, eliminates echo interference.
Preferably, the voice signal exported according to environmental sound signal and the machine adjusts the machine output volume so that this
Machine output volume is less than environmental volume, including：
Current environmental sound intensity is determined according to environmental sound signal；
The voice signal exported according to the machine determines current the machine output intensity of sound；
Judge whether current the machine output intensity of sound is less than current environmental sound intensity；
If it is not, current the machine output intensity of sound is then reduced, until current the machine output intensity of sound is less than current environment
Intensity of sound, and based on the machine output intensity of sound output voice signal after reduction.
Exemplary, current intensity of sound can be determined by analyzing the performance number of voice signal, and then determine to work as respectively
Preceding ambient sound intensity decibel value and current the machine output intensity of sound decibel value, and judge current the machine output intensity of sound
Decibel value whether be less than the decibel value of current environmental sound intensity, judge whether current the machine output intensity of sound is less than with this
Current environmental sound intensity, if the decibel value of current the machine output intensity of sound is not less than the decibel of current environmental sound intensity
Value, illustrate now because the machine output volume is too big microphone may be caused also to collect the machine output when gathering ambient sound
Sound, and cause echo to disturb, thus can moderately reduce current the machine output intensity of sound, until current the machine output sound
Intensity is less than current environmental sound intensity, and based on the machine output intensity of sound output voice signal after reduction, is eliminated with this
Echo is disturbed, and is improved the quality of microphone collection sound, is lifted Consumer's Experience.
The technical scheme of the present embodiment, the environmental sound signal gathered by receiving at least one microphone, and according to this
Environmental sound signal and the voice signal of the machine output adjust the machine output volume so that the machine output volume is less than ambient sound
Amount, it make use of and automatically adjust the machine output volume and be less than the advantages of environmental volume can eliminate echo, solve and both use wheat
Gram wind carries out sound broadcasting again when, serious echo interference may be produced, the problem of reducing Consumer's Experience, realizing improves back
Sound disturbs, and lifts the effect of Consumer's Experience.
Embodiment two
Fig. 2 is a kind of schematic flow sheet for volume adjusting method that the embodiment of the present invention two provides.The present embodiment is with above-mentioned
Optimized based on embodiment, there is provided preferable volume adjusting method, be specifically, to judging that it is strong that current the machine exports sound
Whether degree less than current environmental sound intensity has carried out further optimization.Specifically include as follows：
S210, the environmental sound signal for receiving at least one microphone collection.
S220, current environmental sound intensity is determined according to environmental sound signal.
S230, the voice signal exported according to the machine determine that current the machine exports intensity of sound.
S240, judge whether current environmental sound intensity is more than preset standard intensity of sound, if so, then performing S250；If
It is no, then perform S270.
Exemplary, there is a kind of situation to be, when ambient sound intensity very little, even zero, in order that the machine output sound
Loudness of a sound degree is unlikely to be lowered to too small, a settable normal intensity value, i.e. preset standard intensity of sound, to ensure minimum
Machine exports intensity of sound.
First determine whether current environmental sound intensity is more than preset standard intensity of sound and is advantageous in that, can be in environment
During intensity of sound very little, the adjustment that intensity of sound is exported for the machine provides new standard, i.e. preset standard intensity of sound, wherein,
The maximum exportable sound of the machine that preset standard intensity of sound could be arranged to cause echo to be disturbed to the full extent is strong
Degree.
S250, judge whether current the machine output intensity of sound is less than current environmental sound intensity, if so, then performing
S290；If it is not, then perform S260.
S260, current the machine output intensity of sound is reduced, until current the machine output intensity of sound is less than current environment sound
Loudness of a sound degree, and based on the machine output intensity of sound output voice signal after reduction.
S270, judge whether current the machine output intensity of sound is less than preset standard intensity of sound, if so, then performing
S290；If it is not, then perform S280.
Exemplary, if current environmental sound intensity is not more than preset standard intensity of sound, illustrate now microphone institute energy
The intensity of the environmental sound signal collected is too low, thus can not be again using current environmental sound intensity as basis for estimation.Optionally,
, can be by judging that it is whether strong less than preset standard sound that current the machine exports intensity of sound when current environmental sound intensity is too small
Degree, to adjust the machine output intensity of sound, and then echo interference is eliminated to the full extent.
S280, current the machine output intensity of sound is reduced, until current the machine output intensity of sound is less than preset standard sound
Loudness of a sound degree, and based on the machine output intensity of sound output voice signal after reduction.
Exemplary, if current the machine output intensity of sound is not less than preset standard intensity of sound, illustrate with current sheet
Machine output intensity of sound output voice signal, which may result in, produces echo interference, thus needs to reduce current the machine output sound
Intensity, until current the machine output intensity of sound is less than preset standard intensity of sound, so as to based on the machine output sound after reduction
Loudness of a sound degree exports voice signal, and the voice signal that the interference that has no reply is gathered for microphone provides good collection environment.
S290, keep current the machine output intensity of sound constant, and based on current the machine output intensity of sound output sound
Signal.
Exemplary, if current the machine output intensity of sound is less than current environmental sound intensity or preset standard sound is strong
Degree, then illustrate echo will not be caused to disturb with current the machine output intensity of sound output voice signal, thus can keep current
The machine output intensity of sound is constant, and based on current the machine output intensity of sound output voice signal.
The technical scheme of the present embodiment, by first judging it is strong whether current environmental sound intensity is more than preset standard sound
Degree, if so, just adjusting current the machine according to current environmental sound intensity exports intensity of sound, if it is not, then according to preset standard sound
Loudness of a sound degree adjusts current the machine output intensity of sound, enabling while current the machine output intensity of sound is adjusted, ensures
The machine output intensity of sound will not cause to influence the normal output function of the machine because too small, reach defeated by appropriateness adjustment the machine
Go out the purpose that intensity of sound eliminates echo interference, improve Consumer's Experience.
Embodiment three
Fig. 3 is a kind of structural representation for volume adjustment device that the embodiment of the present invention three provides.With reference to figure 3, volume is adjusted
Regulating device includes：Signal receiving module 310 and volume adjusting module 320, each module is specifically described below.
Signal receiving module 310, for receiving the environmental sound signal of at least one microphone collection；
Volume adjusting module 320, it is defeated for adjusting the machine according to the voice signal of environmental sound signal and the machine output
Go out volume so that the machine output volume is less than environmental volume.
Optionally, volume adjusting module 320 includes：
Ambient intensity determination sub-module, for determining current environmental sound intensity according to environmental sound signal；
Output intensity determination sub-module, the voice signal for being exported according to the machine determine that current the machine output sound is strong
Degree；
Intensity size judging submodule, for judging it is strong whether current the machine output intensity of sound is less than current environmental sound
Degree；
Output intensity reduces submodule, if being not less than current environmental sound intensity for current the machine output intensity of sound,
Current the machine output intensity of sound is then reduced, until current the machine output intensity of sound is less than current environmental sound intensity, and base
The machine output intensity of sound output voice signal after reduction.
Optionally, intensity size judging submodule includes：
Intensity of sound comparing unit, for judging whether current environmental sound intensity is more than preset standard intensity of sound；
First intensity judging unit, if being greater than preset standard intensity of sound for current environmental sound intensity, judges
Whether current the machine output intensity of sound is less than current environmental sound intensity.
Optionally, in addition to：
Second intensity judging unit, for judge current environmental sound intensity whether be more than preset standard intensity of sound it
Afterwards, if current environmental sound intensity is not more than preset standard intensity of sound, judge whether current the machine output intensity of sound is small
In preset standard intensity of sound；
Output intensity reduces unit, if being not less than preset standard intensity of sound for current the machine output intensity of sound,
Current the machine output intensity of sound is reduced, until current the machine output intensity of sound is less than preset standard intensity of sound, and is based on
The machine output intensity of sound output voice signal after reduction.
Optionally, in addition to：
Output intensity holding unit, if being less than current environmental sound intensity or default for current the machine output intensity of sound
Standard voice intensity, then keep current the machine output intensity of sound constant, and based on current the machine output intensity of sound output sound
Sound signal.
The said goods can perform the method that any embodiment of the present invention is provided, and possess the corresponding functional module of execution method
And beneficial effect.
Example IV
Fig. 4 is a kind of structural representation for equipment that the embodiment of the present invention four provides, as shown in figure 4, the present embodiment provides
A kind of equipment, including：Processor 41 and memory 42.Processor in the equipment can be one or more, with one in Fig. 4
Exemplified by individual processor 41, the processor 41 in equipment can be connected with memory 42 by bus or other modes, with logical in Fig. 4
Cross exemplified by bus connection.
The volume adjustment device of above-described embodiment offer is provided in the present embodiment in the processor 41 of equipment.In addition, should
Memory 42 in equipment is used as a kind of computer-readable recording medium, and available for storing one or more programs, program can be with
It is software program, computer executable program and module, program refers to as corresponding to volume adjusting method in the embodiment of the present invention
Order/module (for example, the module in volume adjustment device shown in accompanying drawing 3, including：Signal receiving module 310 and volume adjusting mould
Block 320).Processor 41 is stored in software program, instruction and module in memory 42 by operation, so as to perform equipment
Various function application and data processing, that is, realize volume adjusting method in above method embodiment.
Memory 42 may include storing program area and storage data field, wherein, storing program area can storage program area, extremely
Application program needed for few One function；Storage data field can store uses created data etc. according to equipment.In addition, deposit
Reservoir 42 can include high-speed random access memory, can also include nonvolatile memory, and a for example, at least disk is deposited
Memory device, flush memory device or other non-volatile solid state memory parts.In some instances, memory 42 can further comprise
Relative to the remotely located memory of processor 41, these remote memories can pass through network connection to equipment.Above-mentioned network
Example include but is not limited to internet, intranet, LAN, mobile radio communication and combinations thereof.
Also, when one or more program included by the said equipment is performed by one or more processor 41, journey
Sequence proceeds as follows：
Receive the environmental sound signal of at least one microphone collection；The sound exported according to environmental sound signal and the machine
Sound signal adjusts the machine output volume so that the machine output volume is less than environmental volume.
Embodiment five
The embodiment of the present invention five additionally provides a kind of computer-readable recording medium, is stored thereon with computer program, should
The volume adjusting method provided such as the embodiment of the present invention one is realized when program is performed by volume adjustment device, this method includes：Connect
Receive the environmental sound signal of at least one microphone collection；Adjusted according to the voice signal that environmental sound signal and the machine export
The machine output volume so that the machine output volume is less than environmental volume.
Certainly, a kind of computer-readable recording medium that the embodiment of the present invention is provided, the computer program stored thereon
It is not limited to realize that method as above operates when being performed, the volume adjusting side that any embodiment of the present invention is provided can also be realized
Associative operation in method.
By the description above with respect to embodiment, it is apparent to those skilled in the art that, the present invention
It can be realized by software and required common hardware, naturally it is also possible to realized by hardware, but the former is more in many cases
Good embodiment.Based on such understanding, what technical scheme substantially contributed to prior art in other words
Part can be embodied in the form of software product, and the computer software product can be stored in computer-readable recording medium
In, floppy disk, read-only storage (Read-Only Memory, ROM), random access memory (Random such as computer
Access Memory, RAM), flash memory (FLASH), hard disk or CD etc., including some instructions are causing a computer to set
The method that standby (can be personal computer, server, or network equipment etc.) performs each embodiment of the present invention.
It is worth noting that, in the embodiment of above-mentioned volume adjustment device, included unit and module are simply pressed
Divided according to function logic, but be not limited to above-mentioned division, as long as corresponding function can be realized；In addition,
The specific name of each functional unit is also only to facilitate mutually distinguish, the protection domain being not intended to limit the invention.
Pay attention to, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment here, can carry out various significantly change, again for a person skilled in the art
Adjustment and replacement are without departing from protection scope of the present invention.Therefore, although the present invention has been carried out by above example compared with
For detailed description, but the present invention is not limited only to above example, without departing from the inventive concept, can be with
Including other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
- A kind of 1. volume adjusting method, it is characterised in that including：Receive the environmental sound signal of at least one microphone collection；The machine output volume is adjusted according to the voice signal that the environmental sound signal and the machine export so that described the machine is defeated Go out volume and be less than environmental volume.
- 2. according to the method for claim 1, it is characterised in that described to be exported according to the environmental sound signal and the machine Voice signal adjust the machine output volume so that the machine output volume is less than environmental volume, including：Current environmental sound intensity is determined according to the environmental sound signal；The voice signal exported according to the machine determines current the machine output intensity of sound；Judge whether current the machine output intensity of sound is less than the current environmental sound intensity；If it is not, currently the machine output intensity of sound is then reduced, until current the machine output intensity of sound is less than described Current environmental sound intensity, and based on the machine output intensity of sound output voice signal after reduction.
- 3. according to the method for claim 2, it is characterised in that described whether to judge current the machine output intensity of sound Less than the current environmental sound intensity, including：Judge whether the current environmental sound intensity is more than preset standard intensity of sound；If so, then judging whether current the machine output intensity of sound is less than the current environmental sound intensity.
- 4. according to the method for claim 3, it is characterised in that judging it is pre- whether the current environmental sound intensity is more than It is marked with after quasi- intensity of sound, in addition to：If it is not, then judging whether current the machine output intensity of sound is less than the preset standard intensity of sound；If current the machine output intensity of sound is not less than the preset standard intensity of sound, it is defeated to reduce described current the machine Go out intensity of sound, until current the machine output intensity of sound is less than the preset standard intensity of sound, and be based on after reducing The machine output intensity of sound output voice signal.
- 5. according to the method for claim 4, it is characterised in that also include：If current the machine output intensity of sound is less than the current environmental sound intensity or the preset standard intensity of sound, Then keep current the machine output intensity of sound constant, and based on current the machine output intensity of sound output sound letter Number.
- A kind of 6. volume adjustment device, it is characterised in that including：Signal receiving module, for receiving the environmental sound signal of at least one microphone collection；Volume adjusting module, for adjusting the machine output sound according to the voice signal of the environmental sound signal and the machine output Amount so that the machine output volume is less than environmental volume.
- 7. device according to claim 6, it is characterised in that the volume adjusting module includes：Ambient intensity determination sub-module, for determining current environmental sound intensity according to the environmental sound signal；Output intensity determination sub-module, the voice signal for being exported according to the machine determine current the machine output intensity of sound；Intensity size judging submodule, for judging whether current the machine output intensity of sound is less than the current environment sound Loudness of a sound degree；Output intensity reduces submodule, if strong not less than the current environmental sound for current the machine output intensity of sound Degree, then currently the machine output intensity of sound is reduced, until current the machine output intensity of sound works as front ring less than described Border intensity of sound, and based on the machine output intensity of sound output voice signal after reduction.
- 8. device according to claim 7, it is characterised in that the intensity size judges that attached bag includes：Intensity of sound comparing unit, for judging whether the current environmental sound intensity is more than preset standard intensity of sound；First intensity judging unit, if being more than preset standard intensity of sound for the current environmental sound intensity, judge institute State whether current the machine output intensity of sound is less than the current environmental sound intensity.
- 9. a kind of equipment, it is characterised in that the equipment includes：One or more processors；Memory, for storing one or more programs；When one or more of programs are by one or more of computing devices so that one or more of processors are real The now volume adjusting method as described in any in claim 1-5.
- 10. a kind of computer-readable recording medium, is stored thereon with computer program, it is characterised in that the program is by processor The volume adjusting method as described in any in claim 1-5 is realized during execution.
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| CN112992324A (en) * | 2021-03-23 | 2021-06-18 | 北京蓬阳丰业科技有限公司 | Number calling method and device of hospital broadcasting system, electronic equipment and storage medium |
| CN114157963A (en) * | 2021-12-07 | 2022-03-08 | 深圳市韵阳科技有限公司 | Audio effect control system and method for multimedia |
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