CN106024007B - A kind of sound processing method and mobile terminal - Google Patents
A kind of sound processing method and mobile terminal Download PDFInfo
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- CN106024007B CN106024007B CN201610460445.7A CN201610460445A CN106024007B CN 106024007 B CN106024007 B CN 106024007B CN 201610460445 A CN201610460445 A CN 201610460445A CN 106024007 B CN106024007 B CN 106024007B
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/7243—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages
- H04M1/72433—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages for voice messaging, e.g. dictaphones
Abstract
The present invention provides a kind of sound processing method and mobile terminals, this method comprises: obtaining the first audio signal issued when user gives song recitals；Amplitude regulated quantity of the audio signal of the user according to the pre-stored data at different frequency range, is adjusted the amplitude of first audio signal, obtains the second audio signal；Export second audio signal.The solution of the present invention, pass through the amplitude regulated quantity according to the pre-stored data for the audio signal of user at different frequency range, to adjust the audio signal that user gives song recitals, audio signal adjusted is enabled to be unlikely to substantially to be distorted, to be effectively improved the frequency response of singer's singing, it solves singer in the prior art to give song recitals bass deficiency, the technical issues of sagging problem of high frequency not can be carried out effective promotion.
Description
Technical field
The present invention relates to communications processing field more particularly to a kind of sound processing methods and mobile terminal.
Background technique
Music is a borderless communication bridge, and liking the man who loves to singing's personality all can be more optimistic, and singing is that one kind is put
Pine self, set off the entertainment way of atmosphere by contrast, while be also divert oneself from loneliness, a kind of mode of depressed mood, therefore it is more and more
User likes leaving fine singing voice on KTV and a series of K song software, but for many amateurish singing fans
For, it can many times feel oneself inferior because the singing voice of oneself is unable to reach ideal state, for example, bass dive is not good enough, in
Sound not enough enriches, and high pitch does not increase, so that the singing experience of such user is very poor, and then sounding dare not sing easily, so
Vicious circle, or even the courage that opening is sung can be lost.
Wherein, the application publication number of Huawei's application is a kind of " tone adjusting method, device and terminal device " Shen Qing Publication
Number using the tone of singer and original singer compare in real time the tone of singer is then passed through into ratio for CN104538011A
Example is directly increased to the tone of original singer person.However, such method can make the sound of singer become unnatural, excessive is repaired
Decorations.In addition, tone is not simple loudness, but the frequency component that the inside is included, raising loudness simply can only allow sound
The change of tune must sound big rather than melodious moving, and such real-time regulative mode can occupy more central processing unit (CPU)
Resource is unfavorable for the operation of system.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of sound processing method and mobile terminal, to solve in the prior art
The technical issues of singer gives song recitals bass deficiency, and the sagging problem of high frequency not can be carried out effective promotion.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme:
One aspect according to an embodiment of the present invention provides a kind of sound processing method, comprising:
Obtain the first audio signal issued when user gives song recitals；
Amplitude regulated quantity of the audio signal of the user according to the pre-stored data at different frequency range, to first sound
The amplitude of frequency signal is adjusted, and obtains the second audio signal；
Export second audio signal.
Other side according to an embodiment of the present invention additionally provides a kind of mobile terminal, comprising:
Module is obtained, for obtaining the first audio signal issued when user gives song recitals；
Adjustment module, amplitude of the audio signal at different frequency range for the user according to the pre-stored data are adjusted
Amount is adjusted the amplitude for first audio signal that the acquisition module obtains, obtains the second audio signal；
Output module, second audio signal obtained for exporting the adjustment module.
The beneficial effect of the embodiment of the present invention is:
The embodiment of the present invention, when the audio signal that can be issued when getting user and giving song recitals, according to depositing in advance
Amplitude regulated quantity of the audio signal for being directed to the user of storage at different frequency range, audio signal when giving song recitals to user
Amplitude be adjusted, enable to audio signal adjusted to be unlikely to substantially to be distorted, thus be effectively improved singer singing
Frequency response, solve singer in the prior art and give song recitals bass deficiency, the sagging problem of high frequency, which not can be carried out, effectively to be mentioned
The technical issues of rising, to improve the singing experience of user.
Detailed description of the invention
Fig. 1 shows the flow charts of the sound processing method of first embodiment of the invention；
Fig. 2 indicates the flow chart of the sound processing method of second embodiment of the invention；
One of the structural block diagram of mobile terminal of Fig. 3 expression third embodiment of the invention；
Fig. 4 indicates the two of the structural block diagram of the mobile terminal of third embodiment of the invention；
Fig. 5 indicates the structural block diagram of the mobile terminal of fourth embodiment of the invention；
Fig. 6 indicates the structural block diagram of the mobile terminal of fifth embodiment of the invention.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
First embodiment
One aspect according to an embodiment of the present invention provides a kind of sound processing method, as shown in Figure 1, this method packet
It includes:
Step 101: obtaining the first audio signal issued when user gives song recitals.
The sound processing method of the embodiment of the present invention is applied to the mobile terminals such as mobile phone, tablet computer.Wherein, the movement
Terminal itself can have sound-recording function, can enroll the first audio signal issued when user gives song recitals.Or the movement is whole
It holds when itself not having sound recording function, can obtain from other equipment includes the first audio signal that user gives song recitals
Audio file.It follows that the sound processing method of the embodiment of the present invention, does not need to carry out calculating control to audio data in real time
System, to save cpu resource.
Step 102: amplitude regulated quantity of the audio signal of the user according to the pre-stored data at different frequency range, to institute
The amplitude for stating the first audio signal is adjusted, and obtains the second audio signal.
Firstly, because different users has the characteristics that different singings, so different user is when singing same song
The audio signal issued can have different amplitudes at same frequency range.Therefore, the amplitude regulated quantity is to be directed to use
Family.That is, different users has different amplitude regulated quantitys.For example, if the first audio signal category obtained by step 101
In party A-subscriber, then in a step 102, need to call vibration of the pre-stored audio signal for being directed to party A-subscriber at different frequency range
Width regulated quantity carries out the adjusting of amplitude；If belonging to party B-subscriber by the first audio signal obtained in step 101, in step
It needs to call amplitude regulated quantity of the pre-stored audio signal for being directed to party B-subscriber at different frequency range in 102, carries out amplitude
Adjusting.
Secondly, amplitude regulated quantity of the audio signal of the pre-stored user at different frequency range, be previously according to
Perhaps original singer's source of sound follows the source of sound accompaniment of the standard or original singer's source of sound repeatedly to be sung user for the source of sound accompaniment of standard
Audio signal be adjusted and audition after obtain so that carrying out second audio signal obtained after amplitude adjustment and sound
Source accompaniment more matches, or is more nearly original singer.That is, the frequency response curve of audio signal when user oneself gives song recitals
Between the accompaniment of standard source of sound or the frequency response curve of original singer's source of sound, the amplitude at different frequency range has certain difference,
And amplitude regulated quantity is exactly to need to change on the basis of the frequency response curve for the audio signal that user oneself gives song recitals
Amplitude, so that the audio signal that user oneself gives song recitals can be more nearly the accompaniment of standard source of sound or original singer's source of sound.
In addition, according to the amplitude regulated quantity at different frequency range, it, can to the process that the amplitude of the first audio signal is adjusted
It by execution equipment, such as mobile terminal, is automatically performed, is wanted until the result of broadcast of the second audio signal of acquisition reaches default
It asks；Or can be manually adjusted by user oneself, and pilot after adjusting each time, enable audio signal adjusted
It is close to the desired direction of user, the result of broadcast required by reaching oneself.
Step 103: output second audio signal.
Wherein, above-mentioned second audio signal be obtained after being adjusted to the amplitude of the first audio signal, and this second
The result of broadcast of audio signal can reach the preset requirement of user.Thus, the result of broadcast of the second audio signal is better than first
The result of broadcast of audio signal.
In addition, when exporting second audio signal, can by correspond to second audio signal accompanying song and this
It is exported after two audio signal synthesis processing, further promotes the audio experience of user.
In conclusion the sound processing method of the embodiment of the present invention, passes through the audio according to the pre-stored data for user
Amplitude regulated quantity of the signal at different frequency range enables to sound adjusted to adjust the audio signal that user gives song recitals
Frequency signal is unlikely to substantially to be distorted, to be effectively improved the frequency response of singer's singing, solves singer's performance in the prior art
The technical issues of song bass is insufficient, and the sagging problem of high frequency not can be carried out effective promotion, improves the performance body of singer
It tests, increases performance interest.
Second embodiment
One aspect according to an embodiment of the present invention provides a kind of sound processing method, as shown in Fig. 2, this method packet
It includes:
Step 201: obtaining amplitude regulated quantity of the audio signal of the user at different frequency range, and stored.
Preferably, step 201 includes:
Acquisition includes the source of sound accompaniment of preset low frequency, intermediate frequency and high frequency；
Extract the first frequency response curve of the source of sound accompaniment；
Obtain the third audio signal that the user follows the source of sound accompaniment to issue when singing；
Extract the second frequency response curve of the third audio signal；
According to the amplitude of the first frequency response curve, the amplitude of the second frequency response curve, Zhi Dao are adjusted
When the result of broadcast of three audio signals reaches preset requirement, amplitude regulated quantity of the third audio signal at different frequency range is stored.
Wherein, above-mentioned source of sound accompaniment includes the more rich first segment source of sound accompaniment of low frequency, the more rich second segment sound of intermediate frequency
Source accompaniment and the more rich third section source of sound accompaniment of high frequency；Or above-mentioned source of sound accompaniment includes low frequency, intermediate frequency and height for one whole section
The source of sound of frequency is accompanied.Specifically, low frequency includes the frequency range of 40HZ~80HZ；Intermediate frequency includes the frequency of 160HZ~1280HZ
Range；High frequency includes the frequency range of 2560~5120HZ.
In addition, the accompaniment of above-mentioned source of sound can voluntarily be selected by user, such as the performance of star liked of selection user oneself
The accompanying song of song or selection criteria, to increase the user satisfaction of user.
In the embodiment of the present invention, in the amplitude according to the first frequency response curve, adjusts the second frequency and ring
The amplitude for answering curve stores third audio signal in difference when the result of broadcast of third audio signal reaches preset requirement
When amplitude regulated quantity at frequency range, specifically include:
The second frequency response curve and the first frequency response curve are compared；
If the amplitude of the second frequency response curve is less than the vibration of the first frequency response curve at the first frequency range
Width incrementally increases amplitude of the second frequency response curve at first frequency range according to the first step-length, until third sound
The result of broadcast of frequency signal reaches preset requirement；
If the amplitude of the second frequency response curve is greater than the vibration of the first frequency response curve at the second frequency range
Width gradually reduces amplitude of the second frequency response curve at second frequency range according to the second step-length, until third sound
The result of broadcast of frequency signal reaches preset requirement；
Obtain obtained third frequency response curve after amplitude adjustment, and by the third frequency response curve and described the
The difference of amplitude of two frequency response curves at different frequency range is stored as the amplitude regulated quantity；
Wherein, first frequency range and second frequency range are any one in the frequency range of the second frequency response curve
A frequency range.
In addition, needing to be arranged above-mentioned vibration in order to avoid leading to the case where noise and distortion occur because amplitude adjusting is excessive
The absolute value of width regulated quantity is less than the first preset value, and above-mentioned third frequency response curve is with above-mentioned first frequency response curve right
Answer the absolute value of the difference of the amplitude at frequency range less than the second preset value.In addition, in order to preferably avoid the occurrence of noise and mistake
The maximum value of different amplitude regulated quantitys, such as the amplitude regulated quantity in high band can be arranged in true feelings condition for different frequency ranges
No more than 5dB, the amplitude regulated quantity in low-frequency range is no more than 3dB.
For above-mentioned amplitude adjustment process, for example, as follows:
If second frequency response curve is higher than first frequency response curve in some frequency range, can be pressed with the step-length of 0.5dB
Low second frequency response curve, and the curve after forcing down cannot be below first frequency response curve 1dB, the amplitude forced down cannot surpass
Cross 5dB.Such as: in some frequency band, second frequency responds curve and is higher than first frequency response curve 4dB, then modifies first
0.5dB is forced down, third frequency response curve is obtained；Third frequency response curve and first frequency response curve are so obtained in the frequency
The difference of amplitude at section is 3.5dB, is still greater than 1dB, then continues to force down with 0.5dB step-length, the frequency response to the last obtained
The absolute value of the difference of curve and amplitude of the first frequency response curve at corresponding frequency band is less than 1dB；Or it is imitated by user's audition
Fruit, if being unsatisfied with the amplitude for being further continued for forcing down 0.5dB, but forcing down no more than 5dB, until user is satisfied.
If second frequency response curve is lower than first frequency response curve in some frequency range, can be mentioned with the step-length of 0.5dB
Second frequency response curve is risen, and the curve after promotion, not above first frequency response curve 1dB, the amplitude of promotion cannot surpass
Cross 5dB.Such as: in some frequency band, second frequency responds curve and is lower than second frequency response curve 4dB, then modifies first
0.5dB is promoted, third frequency response curve is obtained；Third frequency response curve and first frequency response curve are so obtained in the frequency
The difference of amplitude at section is 3.5dB, is still greater than 1dB, then continues the frequency response to the last obtained with the promotion of 0.5dB step-length
The absolute value of the difference of curve and amplitude of the first frequency response curve at corresponding frequency band is less than 1dB；Or it is imitated by user's audition
If fruit is further continued for being promoted 0.5dB dissatisfied, but the amplitude promoted is no more than 5dB, until user is satisfied.
In addition, promoting or forcing down the amplitude of second frequency response curve, can be come by balanced device (Equalizer, EQ)
It realizes.
Step 202: obtaining the first audio signal issued when user gives song recitals.
The sound processing method of the embodiment of the present invention is applied to the mobile terminals such as mobile phone, tablet computer.Wherein, the movement
Terminal itself can have sound-recording function, can enroll the first audio signal issued when user gives song recitals.Or the movement is whole
It holds when itself not having sound recording function, can obtain from other equipment includes the first audio signal that user gives song recitals
Audio file.It follows that the sound processing method of the embodiment of the present invention, does not need to carry out calculating control to audio data in real time
System, to save cpu resource.
Step 203: amplitude regulated quantity of the audio signal of the user according to the pre-stored data at different frequency range, to institute
The amplitude for stating the first audio signal is adjusted, and obtains the second audio signal.
Wherein, because different users has the characteristics that different singings, then different user is singing same song when institute
The audio signal of sending can have different amplitudes at same frequency range.So the amplitude regulated quantity is to be directed to user
's.That is, different users has different amplitude regulated quantitys.For example, if being belonged to by the first audio signal that step 202 obtains
Party A-subscriber then in step 203 needs to call amplitude of the pre-stored audio signal for being directed to party A-subscriber at different frequency range
Regulated quantity carries out the adjusting of amplitude；If belonging to party B-subscriber by the first audio signal obtained in step 202, in step 203
It is middle to need to call amplitude regulated quantity of the pre-stored audio signal for being directed to party B-subscriber at different frequency range, carry out amplitude
It adjusts.
In addition, specifically, audio signal vibration different frequency range at of the step 203 in the user according to the pre-stored data
Width regulated quantity, when the amplitude of first audio signal is adjusted, comprising:
It, will be described when amplitude regulated quantity of the audio signal of the pre-stored user at different frequency range is greater than zero
Amplitude of first audio signal at corresponding frequency band increases the absolute value of the amplitude regulated quantity；
It, will be described when amplitude regulated quantity of the audio signal of the pre-stored user at different frequency range is less than zero
Amplitude of first audio signal at corresponding frequency band reduces the absolute value of the amplitude regulated quantity；
When amplitude regulated quantity of the audio signal of the pre-stored user at different frequency range is equal to zero, described the
Amplitude preservation of one audio signal at corresponding frequency range is constant.
Wherein, above-mentioned amplitude regulated quantity includes positive number, negative and zero, when amplitude regulated quantity is positive number, expression need by
Amplitude of first audio signal at corresponding frequency band increases；When amplitude regulated quantity is negative, expression needs to believe the first audio
Amplitude number at corresponding frequency band reduces；When amplitude regulated quantity is zero, vibration of first audio signal at corresponding frequency band is indicated
Width haves no need to change.In addition, can be realized by EQ to the process that the amplitude of the first audio signal is adjusted.
Step 204: output second audio signal.
Wherein, above-mentioned second audio signal be obtained after being adjusted to the amplitude of the first audio signal, and this second
The result of broadcast of audio signal can reach the preset requirement of user.Thus, the result of broadcast of the second audio signal is better than first
The result of broadcast of audio signal.
In addition, when exporting second audio signal, can by correspond to second audio signal accompanying song and this
It is exported after two audio signal synthesis processing, further promotes the audio experience of user.
In conclusion the sound processing method of the embodiment of the present invention, passes through the audio according to the pre-stored data for user
Amplitude regulated quantity of the signal at different frequency range enables to sound adjusted to adjust the audio signal that user gives song recitals
Frequency signal is unlikely to substantially to be distorted, to be effectively improved the frequency response of singer's singing, solves singer's performance in the prior art
The technical issues of song bass is insufficient, and the sagging problem of high frequency not can be carried out effective promotion or not the performance experience of singer,
Increase performance interest.
3rd embodiment
The embodiment provides a kind of mobile terminals, as shown in figure 3, the mobile terminal 300 includes:
Preferably, as shown in figure 4, the mobile terminal 300, further includes:
Memory module 301 for obtaining amplitude regulated quantity of the audio signal of the user at different frequency range, and carries out
Storage.
Preferably, as shown in figure 4, the memory module 301 includes:
First acquisition unit 3011, for obtain include preset low frequency, intermediate frequency and high frequency source of sound accompaniment；
First extraction unit 3012, for extracting the first of the source of sound accompaniment that the first acquisition unit 3011 obtains
Frequency response curve；
Second acquisition unit 3013, the third audio for following the source of sound accompaniment to issue when singing for obtaining the user
Signal；
Second extraction unit 3014, for extracting the third audio signal that the second acquisition unit 3013 obtains
Second frequency response curve；
First adjusts unit 3015, and the first frequency for being extracted according to first extraction unit 3012 responds bent
The amplitude of line adjusts the amplitude for the second frequency response curve that second extraction unit 3014 extracts, until third sound
When the result of broadcast of frequency signal reaches preset requirement, amplitude regulated quantity of the third audio signal at different frequency range is stored.
Preferably, as shown in figure 4, the first adjusting unit 3015 includes:
Contrast subunit 30151, for carrying out the second frequency response curve and the first frequency response curve
Comparison；
Increase subelement 30152, if the amplitude of the second frequency response curve is less than described at the first frequency range
The amplitude of first frequency response curve incrementally increases the second frequency response curve in first frequency range according to the first step-length
The amplitude at place, until the result of broadcast of third audio signal reaches preset requirement；
Reduce subelement 30153, if the amplitude of the second frequency response curve is greater than described at the second frequency range
The amplitude of first frequency response curve gradually reduces the second frequency response curve in second frequency range according to the second step-length
The amplitude at place, until the result of broadcast of third audio signal reaches preset requirement；
Storing sub-units 30154, for obtaining obtained third frequency response curve after amplitude adjustment, and by the third
The difference of the amplitude of frequency response curve and the second frequency response curve at different frequency range as the amplitude regulated quantity into
Row storage；
Wherein, first frequency range and second frequency range are any one in the frequency range of the second frequency response curve
A frequency range, the absolute value of the amplitude regulated quantity is less than the first preset value, the third frequency response curve and first frequency
The absolute value of the difference of amplitude of the rate response curve at corresponding frequency band is less than the second preset value.
Preferably, as shown in figure 4, the adjustment module 303 includes:
Second adjusts unit 3031, for amplitude of the audio signal as the pre-stored user at different frequency range
When regulated quantity is greater than zero, amplitude of first audio signal at corresponding frequency band is increased into the absolute of the amplitude regulated quantity
Value；
Third adjusts unit 3032, for amplitude of the audio signal as the pre-stored user at different frequency range
When regulated quantity is less than zero, amplitude of first audio signal at corresponding frequency band is reduced into the absolute of the amplitude regulated quantity
Value；
4th adjusts unit 3033, for amplitude of the audio signal as the pre-stored user at different frequency range
When regulated quantity is equal to zero, amplitude preservation of first audio signal at corresponding frequency range is constant.
Wherein, a control switch can be set on the mobile terminal 600 of the embodiment of the present invention, which can be with key
Form setting, can also be provided on a certain processing interface of mobile terminal 600, such as in sound recording interface.When the control is opened
When closing opening, it can trigger above-mentioned module and cooperate, the audio signal issued when realizing given song recitals to user carries out amplitude
Adjustment, so that the frequency response of user's singing is effectively improved, so that the song sung is mellow and full interesting to listen to.
The mobile terminal of the embodiment of the present invention obtains the first sound issued when user gives song recitals by obtaining module 302
Frequency signal, and trigger amplitude tune of the audio signal of the user according to the pre-stored data of adjustment module 303 at different frequency range
Section amount is adjusted the amplitude for first audio signal that the acquisition module 302 obtains, obtains the second audio signal,
So that output module 304 exports the second audio signal that the adjustment module 303 obtains.Therefore, the embodiment of the present invention
Mobile terminal enables to audio signal adjusted to be unlikely to substantially to be distorted, so that it is effectively improved the frequency response of singer's singing,
It solves singer in the prior art to give song recitals bass deficiency, the sagging problem of high frequency not can be carried out the technology effectively promoted
Problem.
Fourth embodiment
Fig. 5 is the structural block diagram of the mobile terminal of another embodiment of the present invention.Specifically, the mobile terminal 500 in Fig. 5
It can be mobile phone, tablet computer, personal digital assistant (Personal Digital Assistant, PDA) or vehicle-mounted computer
Deng.
Wherein, input unit 530 can be used for receiving the number or character information of user's input, and generation and mobile terminal
The related signal input of 500 user setting and function control.Specifically, in the embodiment of the present invention, which can
To include touch panel 531.Touch panel 531, also referred to as touch screen collect the touch operation of user on it or nearby
(for example user uses the operations of any suitable object or attachment on touch panel 531 such as finger, stylus), and according to preparatory
The formula of setting drives corresponding attachment device.
Optionally, touch panel 531 may include both touch detecting apparatus and touch controller.Wherein, inspection is touched
The touch orientation of device detection user is surveyed, and detects touch operation bring signal, transmits a signal to touch controller；It touches
Controller receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives the processor 560, and
The order that processor 560 is sent can be received and executed.Furthermore, it is possible to using resistance-type, condenser type, infrared ray and surface
The multiple types such as sound wave realize touch panel 531.In addition to touch panel 531, input unit 530 can also include that other inputs are set
Standby 532, other input equipments 532 can include but is not limited to physical keyboard, function key (for example press by volume control button, switch
Key etc.), trace ball, mouse, one of operating stick etc. or a variety of.
Wherein, display unit 540 can be used for showing information input by user or be supplied to the information and movement of user
The various menu interfaces of terminal 500.Display unit 540 may include display panel 541, optionally, can use LCD or organic hair
The forms such as optical diode (Organic Light-Emitting Diode, OLED) configure display panel 541.
It should be noted that touch panel 531 can cover display panel 541, touch display screen is formed, when the touch display screen is examined
After measuring touch operation on it or nearby, processor 860 is sent to determine the type of touch event, is followed by subsequent processing device
560 provide corresponding visual output according to the type of touch event in touch display screen.
Touch display screen includes Application Program Interface viewing area and common control viewing area.The Application Program Interface viewing area
And arrangement mode of the common control viewing area does not limit, can be arranged above and below, left-right situs etc. can distinguish two it is aobvious
Show the arrangement mode in area.The Application Program Interface viewing area is displayed for the interface of application program.Each interface can be with
The interface elements such as the icon comprising at least one application program and/or widget desktop control.The Application Program Interface viewing area
Or the empty interface not comprising any content.This commonly uses control viewing area for showing the higher control of utilization rate, for example,
Application icons such as button, interface number, scroll bar, phone directory icon etc. are set.
Wherein processor 560 is the control centre of mobile terminal 500, utilizes various interfaces and connection whole mobile phone
Various pieces, by running or executing the software program and/or module that are stored in first memory 521, and calling storage
Data in second memory 522 execute the various functions and processing data of mobile terminal 500, thus to mobile terminal 500
Carry out integral monitoring.Wherein, the audio signal of predetermined user is stored in second memory 522 at different frequency range
Amplitude regulated quantity.Optionally, processor 560 may include one or more processing units.
In embodiments of the present invention, processor 560 can obtain the first audio signal issued when user gives song recitals, and
It is right according to amplitude regulated quantity of the audio signal of the user stored in second memory 522 in advance at different frequency range
The amplitude of first audio signal is adjusted, and the second audio signal is obtained, to export second audio signal.
Preferably, it before the first audio signal that processor 560 is issued when obtaining user and giving song recitals, is also used to obtain
Amplitude regulated quantity of the audio signal of the user at different frequency range, and stored.
Preferably, processor 560 is obtaining amplitude regulated quantity of the audio signal of the user at different frequency range, goes forward side by side
When row storage, it is specifically used for:
Acquisition includes the source of sound accompaniment of preset low frequency, intermediate frequency and high frequency；
Extract the first frequency response curve of the source of sound accompaniment；
Obtain the third audio signal that the user follows the source of sound accompaniment to issue when singing；
Extract the second frequency response curve of the third audio signal；
According to the amplitude of the first frequency response curve, the amplitude of the second frequency response curve, Zhi Dao are adjusted
When the result of broadcast of three audio signals reaches preset requirement, amplitude regulated quantity of the third audio signal at different frequency range is stored.
Preferably, processor 560 adjusts the second frequency response in the amplitude according to the first frequency response curve
The amplitude of curve stores third audio signal in different frequencies when the result of broadcast of third audio signal reaches preset requirement
Section at amplitude regulated quantity when, be specifically used for:
The second frequency response curve and the first frequency response curve are compared；
If the amplitude of the second frequency response curve is less than the vibration of the first frequency response curve at the first frequency range
Width incrementally increases amplitude of the second frequency response curve at first frequency range according to the first step-length, until third sound
The result of broadcast of frequency signal reaches preset requirement；
If the amplitude of the second frequency response curve is greater than the vibration of the first frequency response curve at the second frequency range
Width gradually reduces amplitude of the second frequency response curve at second frequency range according to the second step-length, until third sound
The result of broadcast of frequency signal reaches preset requirement；
Obtain obtained third frequency response curve after amplitude adjustment, and by the third frequency response curve and described the
The difference of amplitude of two frequency response curves at different frequency range is stored as the amplitude regulated quantity；
Wherein, first frequency range and second frequency range are any one in the frequency range of the second frequency response curve
A frequency range, the absolute value of the amplitude regulated quantity is less than the first preset value, the third frequency response curve and first frequency
The absolute value of the difference of amplitude of the rate response curve at corresponding frequency band is less than the second preset value.
Preferably, audio signal amplitude different frequency range at of the processor 560 in the user according to the pre-stored data
Regulated quantity is specifically used for when the amplitude of first audio signal is adjusted:
It, will be described when amplitude regulated quantity of the audio signal of the pre-stored user at different frequency range is greater than zero
Amplitude of first audio signal at corresponding frequency band increases the absolute value of the amplitude regulated quantity；
It, will be described when amplitude regulated quantity of the audio signal of the pre-stored user at different frequency range is less than zero
Amplitude of first audio signal at corresponding frequency band reduces the absolute value of the amplitude regulated quantity；
When amplitude regulated quantity of the audio signal of the pre-stored user at different frequency range is equal to zero, described the
Amplitude preservation of one audio signal at corresponding frequency range is constant.
The mobile terminal 500 of the embodiment of the present invention, when the audio signal that can be issued when getting user and giving song recitals,
Amplitude regulated quantity of the audio signal according to the pre-stored data for being directed to the user at different frequency range, gives song recitals to user
The amplitude of audio signal is adjusted, and enables to audio signal adjusted to be unlikely to substantially to be distorted, drills to be effectively improved
The frequency response that the person of singing sings, solves singer in the prior art and gives song recitals bass deficiency, and the sagging problem of high frequency not can be carried out
Effective the technical issues of being promoted, to improve the singing experience of user.
5th embodiment
Fig. 6 is the structural block diagram of the mobile terminal of another embodiment of the present invention.Specifically, mobile terminal shown in fig. 6
600 include: at least one processor 601, memory 602, at least one network interface 604, other users interface 603.It is mobile
Various components in terminal 600 are coupled by bus system 605.It is understood that bus system 605 is for realizing these groups
Connection communication between part.Bus system 605 further includes power bus, control bus and state in addition to including data/address bus
Signal bus.But for the sake of clear explanation, various buses are all designated as bus system 605 in Fig. 6.
Wherein, user interface 603 may include display, keyboard or pointing device (for example, mouse, trace ball
(trackball), touch-sensitive plate or touch screen etc..
It is appreciated that the memory 602 in the embodiment of the present invention can be volatile memory or nonvolatile memory,
It or may include both volatile and non-volatile memories.Wherein, nonvolatile memory can be read-only memory (Read-
Only Memory, ROM), programmable read only memory (Programmable ROM, PROM), the read-only storage of erasable programmable
Device (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or
Flash memory.Volatile memory can be random access memory (Random Access Memory, RAM), be used as external high
Speed caching.By exemplary but be not restricted explanation, the RAM of many forms is available, such as static random access memory
(Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), Synchronous Dynamic Random Access Memory
(Synchronous DRAM, SDRAM), double data speed synchronous dynamic RAM (Double Data Rate
SDRAM, DDRSDRAM), enhanced Synchronous Dynamic Random Access Memory (Enhanced SDRAM, ESDRAM), synchronized links
Dynamic random access memory (Synchlink DRAM, SLDRAM) and direct rambus random access memory (Direct
Rambus RAM, DRRAM).The memory 602 of the system and method for description of the embodiment of the present invention is intended to include but is not limited to these
With the memory of any other suitable type.
In some embodiments, memory 602 stores following element, executable modules or data structures, or
Their subset of person or their superset: operating system 6021 and application program 6022.
Wherein, operating system 6021 include various system programs, such as ccf layer, core library layer, driving layer etc., are used for
Realize various basic businesses and the hardware based task of processing.Application program 6022 includes various application programs, such as media
Player (Media Player), browser (Browser) etc., for realizing various applied business.Realize the embodiment of the present invention
The program of method may be embodied in application program 6022.
In embodiments of the present invention, the audio signal that predetermined user in the present invention is stored in memory 602 exists
Amplitude regulated quantity at different frequency range etc..By the program or instruction for calling memory 602 to store, specifically, can be application
The program or instruction stored in program 6022.
In embodiments of the present invention, processor 601 can obtain the first audio signal issued when user gives song recitals, and
According to amplitude regulated quantity of the audio signal of the user pre-stored in memory 602 at different frequency range, to described
The amplitude of one audio signal is adjusted, and the second audio signal is obtained, to export second audio signal.
The method that the embodiments of the present invention disclose can be applied in processor 601, or be realized by processor 601.
Processor 601 may be a kind of IC chip, the processing capacity with signal.During realization, the above method it is each
Step can be completed by the integrated logic circuit of the hardware in processor 601 or the instruction of software form.Above-mentioned processing
Device 601 can be general processor, digital signal processor (Digital Signal Processor, DSP), dedicated integrated electricity
Road (Application Specific Integrated Circuit, ASIC), field programmable gate array (Field
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components.It may be implemented or execute disclosed each method, step and the logic diagram in the embodiment of the present invention.It is general
Processor can be microprocessor or the processor is also possible to any conventional processor etc..In conjunction with institute of the embodiment of the present invention
The step of disclosed method, can be embodied directly in hardware decoding processor and execute completion, or with the hardware in decoding processor
And software module combination executes completion.Software module can be located at random access memory, and flash memory, read-only memory may be programmed read-only
In the storage medium of this fields such as memory or electrically erasable programmable memory, register maturation.The storage medium is located at
The step of memory 602, processor 601 reads the information in memory 602, completes the above method in conjunction with its hardware.
It is understood that the embodiment of the present invention description these embodiments can with hardware, software, firmware, middleware,
Microcode or combinations thereof is realized.For hardware realization, processing unit be may be implemented in one or more specific integrated circuits
(Application Specific Integrated Circuit, ASIC), digital signal processor (Digital Signal
Processor, DSP), digital signal processing appts (DSP Device, DSPD), programmable logic device (Programmable
Logic Device, PLD), field programmable gate array (Field Programmable Gate Array, FPGA), general place
It manages in device, controller, microcontroller, microprocessor, other electronic units for executing the application function or combinations thereof.
For software implementations, module (such as process, function etc.) Lai Shixian of execution function of the embodiment of the present invention can be passed through
The technology of the embodiment of the present invention.Software code is storable in memory and is executed by processor.Memory can handled
Portion realizes in device or outside the processor.
Preferably, it before the first audio signal that processor 601 is issued when obtaining user and giving song recitals, is also used to obtain
Amplitude regulated quantity of the audio signal of the user at different frequency range, and stored.
Preferably, processor 601 is obtaining amplitude regulated quantity of the audio signal of the user at different frequency range, goes forward side by side
When row storage, it is specifically used for:
Acquisition includes the source of sound accompaniment of preset low frequency, intermediate frequency and high frequency；
Extract the first frequency response curve of the source of sound accompaniment；
Obtain the third audio signal that the user follows the source of sound accompaniment to issue when singing；
Extract the second frequency response curve of the third audio signal；
According to the amplitude of the first frequency response curve, the amplitude of the second frequency response curve, Zhi Dao are adjusted
When the result of broadcast of three audio signals reaches preset requirement, amplitude regulated quantity of the third audio signal at different frequency range is stored.
Preferably, processor 601 adjusts the second frequency response in the amplitude according to the first frequency response curve
The amplitude of curve stores third audio signal in different frequencies when the result of broadcast of third audio signal reaches preset requirement
Section at amplitude regulated quantity when, be specifically used for:
The second frequency response curve and the first frequency response curve are compared；
If the amplitude of the second frequency response curve is less than the vibration of the first frequency response curve at the first frequency range
Width incrementally increases amplitude of the second frequency response curve at first frequency range according to the first step-length, until third sound
The result of broadcast of frequency signal reaches preset requirement；
If the amplitude of the second frequency response curve is greater than the vibration of the first frequency response curve at the second frequency range
Width gradually reduces amplitude of the second frequency response curve at second frequency range according to the second step-length, until third sound
The result of broadcast of frequency signal reaches preset requirement；
Obtain obtained third frequency response curve after amplitude adjustment, and by the third frequency response curve and described the
The difference of amplitude of two frequency response curves at different frequency range is stored as the amplitude regulated quantity；
Wherein, first frequency range and second frequency range are any one in the frequency range of the second frequency response curve
A frequency range, the absolute value of the amplitude regulated quantity is less than the first preset value, the third frequency response curve and first frequency
The absolute value of the difference of amplitude of the rate response curve at corresponding frequency band is less than the second preset value.
Preferably, audio signal amplitude different frequency range at of the processor 601 in the user according to the pre-stored data
Regulated quantity is specifically used for when the amplitude of first audio signal is adjusted:
It, will be described when amplitude regulated quantity of the audio signal of the pre-stored user at different frequency range is greater than zero
Amplitude of first audio signal at corresponding frequency band increases the absolute value of the amplitude regulated quantity；
It, will be described when amplitude regulated quantity of the audio signal of the pre-stored user at different frequency range is less than zero
Amplitude of first audio signal at corresponding frequency band reduces the absolute value of the amplitude regulated quantity；
When amplitude regulated quantity of the audio signal of the pre-stored user at different frequency range is equal to zero, described the
Amplitude preservation of one audio signal at corresponding frequency range is constant.
The mobile terminal 600 of the embodiment of the present invention, when the audio signal that can be issued when getting user and giving song recitals,
Amplitude regulated quantity of the audio signal according to the pre-stored data for being directed to the user at different frequency range, gives song recitals to user
The amplitude of audio signal is adjusted, and enables to audio signal adjusted to be unlikely to substantially to be distorted, drills to be effectively improved
The frequency response that the person of singing sings, solves singer in the prior art and gives song recitals bass deficiency, and the sagging problem of high frequency not can be carried out
Effective the technical issues of being promoted, to improve the singing experience of user.
Those of ordinary skill in the art may be aware that the embodiment in conjunction with disclosed in the embodiment of the present invention describe it is each
Exemplary unit and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These
Function is implemented in hardware or software actually, the specific application and design constraint depending on technical solution.Profession
Technical staff can use different methods to achieve the described function each specific application, but this realization is not answered
Think beyond the scope of this invention.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In embodiment provided herein, it should be understood that disclosed device and method can pass through others
Mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of device or unit
It connects, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, ROM, RAM, magnetic or disk etc. are various can store program code
Medium.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (6)
1. a kind of sound processing method characterized by comprising
Obtain the first audio signal issued when user gives song recitals；
Amplitude regulated quantity of the audio signal of the user according to the pre-stored data at different frequency range believes first audio
Number amplitude be adjusted, obtain the second audio signal；
Export second audio signal；
Before the step of the first audio signal issued when the acquisition user gives song recitals, the method also includes:
Amplitude regulated quantity of the audio signal of the user at different frequency range is obtained, and is stored；
Amplitude regulated quantity of the audio signal for obtaining the user at different frequency range, and the step of being stored, comprising:
Acquisition includes the source of sound accompaniment of preset low frequency, intermediate frequency and high frequency；
Extract the first frequency response curve of the source of sound accompaniment；
Obtain the third audio signal that the user follows the source of sound accompaniment to issue when singing；
Extract the second frequency response curve of the third audio signal；
According to the amplitude of the first frequency response curve, the amplitude of the second frequency response curve is adjusted, until third sound
When the result of broadcast of frequency signal reaches preset requirement, amplitude regulated quantity of the third audio signal at different frequency range is stored.
2. the method according to claim 1, wherein the amplitude according to the first frequency response curve,
The amplitude for adjusting the second frequency response curve, when the result of broadcast of third audio signal reaches preset requirement, storage
The step of amplitude regulated quantity of the third audio signal at different frequency range, comprising:
The second frequency response curve and the first frequency response curve are compared；
If the amplitude of the second frequency response curve is less than the amplitude of the first frequency response curve at the first frequency range,
Amplitude of the second frequency response curve at first frequency range is incrementally increased according to the first step-length, until third audio is believed
Number result of broadcast reach preset requirement；
If the amplitude of the second frequency response curve is greater than the amplitude of the first frequency response curve at the second frequency range,
Amplitude of the second frequency response curve at second frequency range is gradually reduced according to the second step-length, until third audio is believed
Number result of broadcast reach preset requirement；
The third frequency response curve obtained after amplitude adjustment is obtained, and frequently by the third frequency response curve and described second
The difference of amplitude of the rate response curve at different frequency range is stored as the amplitude regulated quantity；
Wherein, first frequency range and second frequency range are any one frequency in the frequency range of the second frequency response curve
The absolute value of section, the amplitude regulated quantity is rung less than the first preset value, the third frequency response curve and the first frequency
Answer the absolute value of the difference of amplitude of the curve at corresponding frequency band less than the second preset value.
3. the method according to claim 1, wherein the audio signal of the user according to the pre-stored data is not
With the amplitude regulated quantity at frequency range, the amplitude of first audio signal is adjusted, comprising:
When amplitude regulated quantity of the audio signal of the pre-stored user at different frequency range is greater than zero, by described first
Amplitude of the audio signal at corresponding frequency band increases the absolute value of the amplitude regulated quantity；
When amplitude regulated quantity of the audio signal of the pre-stored user at different frequency range is less than zero, by described first
Amplitude of the audio signal at corresponding frequency band reduces the absolute value of the amplitude regulated quantity；
When amplitude regulated quantity of the audio signal of the pre-stored user at different frequency range is equal to zero, first sound
Amplitude preservation of the frequency signal at corresponding frequency range is constant.
4. a kind of mobile terminal characterized by comprising
Module is obtained, for obtaining the first audio signal issued when user gives song recitals；
Adjustment module, amplitude regulated quantity of the audio signal at different frequency range for the user according to the pre-stored data are right
The amplitude for obtaining first audio signal that module obtains is adjusted, and obtains the second audio signal；
Output module, second audio signal obtained for exporting the adjustment module；
Memory module for obtaining amplitude regulated quantity of the audio signal of the user at different frequency range, and is stored；
The memory module includes:
First acquisition unit, for obtain include preset low frequency, intermediate frequency and high frequency source of sound accompaniment；
First extraction unit, the first frequency response for extracting the source of sound accompaniment that the first acquisition unit obtains are bent
Line；
Second acquisition unit, the third audio signal for following the source of sound accompaniment to issue when singing for obtaining the user；
Second extraction unit, for extracting the second frequency response for the third audio signal that the second acquisition unit obtains
Curve；
First adjusts unit, and the amplitude of the first frequency response curve for being extracted according to first extraction unit is adjusted
The amplitude for saving the second frequency response curve that second extraction unit extracts, until the result of broadcast of third audio signal
When reaching preset requirement, amplitude regulated quantity of the third audio signal at different frequency range is stored.
5. mobile terminal according to claim 4, which is characterized in that described first, which adjusts unit, includes:
Contrast subunit, for comparing the second frequency response curve and the first frequency response curve；
Increase subelement, if the amplitude of the second frequency response curve is less than the first frequency at the first frequency range
The amplitude of response curve incrementally increases vibration of the second frequency response curve at first frequency range according to the first step-length
Width, until the result of broadcast of third audio signal reaches preset requirement；
Reduce subelement, if the amplitude of the second frequency response curve is greater than the first frequency at the second frequency range
The amplitude of response curve gradually reduces vibration of the second frequency response curve at second frequency range according to the second step-length
Width, until the result of broadcast of third audio signal reaches preset requirement；
Storing sub-units, for obtaining obtained third frequency response curve after amplitude adjustment, and by the third frequency response
The difference of the amplitude of curve and the second frequency response curve at different frequency range is stored as the amplitude regulated quantity；
Wherein, first frequency range and second frequency range are any one frequency in the frequency range of the second frequency response curve
The absolute value of section, the amplitude regulated quantity is rung less than the first preset value, the third frequency response curve and the first frequency
Answer the absolute value of the difference of amplitude of the curve at corresponding frequency band less than the second preset value.
6. mobile terminal according to claim 4, which is characterized in that the adjustment module includes:
Second adjusts unit, big for amplitude regulated quantity of the audio signal as the pre-stored user at different frequency range
When zero, amplitude of first audio signal at corresponding frequency band is increased to the absolute value of the amplitude regulated quantity；
Third adjusts unit, small for amplitude regulated quantity of the audio signal as the pre-stored user at different frequency range
When zero, amplitude of first audio signal at corresponding frequency band is reduced to the absolute value of the amplitude regulated quantity；
4th adjusts unit, for amplitude regulated quantity etc. of the audio signal as the pre-stored user at different frequency range
When zero, amplitude preservation of first audio signal at corresponding frequency range is constant.
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| CN107154263B (en) * | 2017-05-25 | 2020-10-16 | 宇龙计算机通信科技(深圳)有限公司 | Sound processing method and device and electronic equipment |
| CN107506168B (en) * | 2017-08-18 | 2022-06-14 | Oppo广东移动通信有限公司 | Volume adjusting method and device, terminal equipment and storage medium |
| CN107479851B (en) * | 2017-08-18 | 2019-07-16 | Oppo广东移动通信有限公司 | Volume adjusting method, device, terminal device and storage medium |
| CN107479852B (en) * | 2017-08-18 | 2019-08-30 | Oppo广东移动通信有限公司 | Volume adjusting method, device, terminal device and storage medium |
| CN108735224B (en) * | 2018-04-11 | 2021-04-30 | 北京小唱科技有限公司 | Audio correction method and device based on distributed structure |
| CN111145776B (en) * | 2018-11-02 | 2021-10-29 | 北京微播视界科技有限公司 | Audio processing method and device |
| CN109671448B (en) * | 2018-12-29 | 2021-05-18 | 联想(北京)有限公司 | Data processing method and device |
| CN110703200B (en) * | 2019-09-25 | 2021-07-30 | 中国科学院声学研究所 | Single-channel multi-sound-source positioning and separating device and method based on acoustic metamaterial |
| CN114449337A (en) * | 2020-10-30 | 2022-05-06 | 深圳Tcl新技术有限公司 | Audio signal processing method, device, equipment and computer readable storage medium |
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| JP5949379B2 (en) * | 2012-09-21 | 2016-07-06 | 沖電気工業株式会社 | Bandwidth expansion apparatus and method |
| CN104021148B (en) * | 2014-05-16 | 2017-05-03 | 小米科技有限责任公司 | Method and device for adjusting sound effect |
| CN104538011B (en) * | 2014-10-30 | 2018-08-17 | 华为技术有限公司 | A kind of tone adjusting method, device and terminal device |
| CN104966524B (en) * | 2014-12-31 | 2018-03-27 | 广州酷狗计算机科技有限公司 | Audio-frequency processing method and audio frequency processing system |
| CN105118523A (en) * | 2015-07-13 | 2015-12-02 | 努比亚技术有限公司 | Audio processing method and device |
| CN105810211B (en) * | 2015-07-13 | 2019-11-29 | 维沃移动通信有限公司 | A kind of processing method and terminal of audio data |
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