CN107979702A - Acoustic signal processing method, device, terminal and storage medium - Google Patents
Acoustic signal processing method, device, terminal and storage medium Download PDFInfo
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- CN107979702A CN107979702A CN201711244351.7A CN201711244351A CN107979702A CN 107979702 A CN107979702 A CN 107979702A CN 201711244351 A CN201711244351 A CN 201711244351A CN 107979702 A CN107979702 A CN 107979702A
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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
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
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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 disclosure is directed to a kind of acoustic signal processing method, device, terminal and storage medium.This method includes：Treat playing audio signal and carry out word segmentation processing, obtain the respective audio sub-signals of at least two words；Audio sub-signals to the word for meeting default range-adjusting condition, are adjusted the amplitude of the audio sub-signals according to the corresponding range-adjusting strategy of the default range-adjusting condition, the audio signal to be played after being adjusted；To the audio signal to be played after the adjustment, play out.The disclosure can improve the property understood of audio.
Description
Technical field
This disclosure relates to audio signal processing technique, more particularly to a kind of acoustic signal processing method, device, terminal and storage are situated between
Matter.
Background technology
At present, terminal usually all supports the processing of audio signal.For example, using terminal can make a phone call, radio station section is listened to
Mesh etc..
In correlation technique, terminal when carrying out audio frequency process, simply by audio signal be directly changed into corresponding volume into
Row plays.In general, user can set the volume of terminal.When user tunes up volume, the sound of the audio signal of terminal plays
Amount becomes larger；When user turns volume down, the volume of the audio signal of terminal plays diminishes.
The content of the invention
To overcome problem present in correlation technique, the disclosure provide a kind of acoustic signal processing method, device, terminal and
Storage medium.
According to the first aspect of the embodiment of the present disclosure, there is provided a kind of acoustic signal processing method, including：
Treat playing audio signal and carry out word segmentation processing, obtain the respective audio sub-signals of at least two words；
Audio sub-signals to the word for meeting default range-adjusting condition, the corresponding width of range-adjusting condition is preset according to this
Value adjustable strategies are adjusted the amplitude of the audio sub-signals, the audio signal to be played after being adjusted；
To the audio signal to be played after the adjustment, play out.
Optionally, the audio sub-signals of the word that range-adjusting condition is preset to satisfaction, range-adjusting bar is preset according to this
The corresponding range-adjusting strategy of part is adjusted the amplitude of the audio sub-signals, including：
The amplitude of M1 audio sub-signals in M audio sub-signals is tuned up, and by M2 in the M audio sub-signals
The amplitude of audio sub-signals is turned down, and the M audio sub-signals are continuously and the difference between amplitude is less than or equal to predetermined threshold value；
Wherein, M is greater than or equal to default quantity, and M1, M2 are the positive integer more than or equal to 0, and M be greater than or equal to M1 with
The sum of M2.
Optionally, the audio sub-signals of the word that range-adjusting condition is preset to satisfaction, range-adjusting bar is preset according to this
The corresponding range-adjusting strategy of part is adjusted the amplitude of the audio sub-signals, including：
It is more than the audio sub-signals of the first word of the first preset value for amplitude, by the width of the audio sub-signals of first word
Value is adjusted to less than or equal to first preset value.
Optionally, the audio sub-signals of the word that range-adjusting condition is preset to satisfaction, range-adjusting bar is preset according to this
The corresponding range-adjusting strategy of part is adjusted the amplitude of the audio sub-signals, including：
It is less than the audio sub-signals of the second word of the second preset value for amplitude, by the width of the audio sub-signals of second word
Value is adjusted to more than or equal to second preset value.
Optionally, after obtaining the respective audio sub-signals of at least two words, this method further includes：
Denoising is carried out to the respective audio sub-signals of at least two word.
According to the second aspect of the embodiment of the present disclosure, there is provided a kind of audio signal processor, including：
First obtains module, is configured as treating playing audio signal progress word segmentation processing, obtains at least two words each
Audio sub-signals；
Second obtains module, is configured as the audio sub-signals of the word to meeting default range-adjusting condition, pre- according to this
If the corresponding range-adjusting strategy of range-adjusting condition is adjusted the amplitude of the audio sub-signals, wait to broadcast after being adjusted
Put audio signal；
Playing module, is configured as, to the audio signal to be played after the adjustment, playing out.
Optionally, the second acquisition module, including：First obtains submodule, is configured as in M audio sub-signals
The amplitude of M1 audio sub-signals tunes up, and the amplitude of M2 audio sub-signals in the M audio sub-signals is turned down, the M
Audio sub-signals are continuously and the difference between amplitude is less than or equal to predetermined threshold value；
Wherein, M is greater than or equal to default quantity, and M1, M2 are the positive integer more than or equal to 0, and M be greater than or equal to M1 with
The sum of M2.
Optionally, the second acquisition module, including：Second obtains submodule, is configured as pre- more than first for amplitude
It is if the audio sub-signals of the first word of value, the range-adjusting of the audio sub-signals of first word is first pre- to this is less than or equal to
If value.
Optionally, the second acquisition module, including：3rd obtains submodule, is configured as pre- less than second for amplitude
It is if the audio sub-signals of the second word of value, the range-adjusting of the audio sub-signals of second word is second pre- to this is greater than or equal to
If value.
Optionally, which further includes：Denoising module, be configured as obtaining at least two words respective audio sub-signals it
Denoising is carried out to the respective audio sub-signals of at least two word afterwards.
According to the third aspect of the embodiment of the present disclosure, there is provided a kind of terminal, including：
Processor and the memory for storing computer instruction；It is above-mentioned that the processor runs computer instruction execution
First aspect any one of them method.
According to the fourth aspect of the embodiment of the present disclosure, there is provided a kind of computer-readable recording medium, is stored thereon with calculating
Machine instructs, which realizes above-mentioned first aspect any one of them method when being executed by processor.
Acoustic signal processing method, device, terminal and the storage medium that the disclosure provides, by treating playing audio signal
Word segmentation processing is carried out, obtains the respective audio sub-signals of at least two words, the audio of the word to meeting default range-adjusting condition
Subsignal, presets range-adjusting condition corresponding range-adjusting strategy according to this and amplitude of audio sub-signals is adjusted,
Audio signal to be played after being adjusted simultaneously plays out, and realizes in units of word, according to word in audio signal to be played
The default range-adjusting condition that is met of audio sub-signals, the amplitude of the audio sub-signals of word is adjusted, and is adjusted
Audio signal to be played after whole, enables to audio signal to be played to be easier to be understood by hearer when playing, so as to
Improve the property understood of audio.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not
The disclosure can be limited.
Brief description of the drawings
Attached drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the disclosure
Example, and be used to together with specification to explain the principle of the disclosure.
Fig. 1 is a kind of block diagram of acoustic signal processing method according to an exemplary embodiment；
Fig. 2 is a kind of block diagram of the acoustic signal processing method shown according to another exemplary embodiment；
Fig. 3 is a kind of block diagram of acoustic signal processing method according to further example embodiment；
Fig. 4 is a kind of oscillogram one of audio signal according to further example embodiment；
Fig. 5 is a kind of oscillogram two of audio signal according to further example embodiment；
Fig. 6 is a kind of block diagram of audio signal processor according to an exemplary embodiment；
Fig. 7 is a kind of block diagram of the audio signal processor shown according to another exemplary embodiment；
Fig. 8 is a kind of block diagram of audio signal processor according to further example embodiment；
Fig. 9 is a kind of block diagram of audio signal processor according to further example embodiment；
Figure 10 is a kind of block diagram of audio signal processor according to further example embodiment；
Figure 11 is a kind of block diagram of terminal according to further example embodiment；
Figure 12 is a kind of block diagram of terminal 800 according to further example embodiment.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During attached drawing, unless otherwise indicated, the same numbers in different attached drawings represent the same or similar key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects be described in detail in claims, the disclosure.
Fig. 1 is a kind of block diagram of acoustic signal processing method according to an exemplary embodiment.The present embodiment provides
The executive agent of acoustic signal processing method can be terminal, such as mobile phone, tablet computer etc..As shown in Figure 1, the present embodiment
Method may comprise steps of：
In a step 101, treat playing audio signal and carry out word segmentation processing, obtain the respective audio letter of at least two words
Number.
In this step, the audio signal in the range of one section of duration which specifically can be to be played.Example
Such as, the audio signal in be played 10 seconds.Here, word is opposite with phrase.For example, " China " and " literature " can understand respectively
For word, and " Chinese literature " can be understood as phrase.Specifically, the word segmentation processing side of correlation technique sound intermediate frequency signal can be used
Method treats playing audio signal and carries out word segmentation processing.
In a step 102, the audio sub-signals to the word for meeting default range-adjusting condition, range-adjusting is preset according to this
The corresponding range-adjusting strategy of condition is adjusted the amplitude of the audio sub-signals, the audio to be played letter after being adjusted
Number.
In this step, the audio sub-signals of the word to being obtained after audio to be played progress word segmentation processing are judged in units of word
Whether satisfaction presets range-adjusting condition.When meeting default range-adjusting condition, range-adjusting condition is preset according to this and is corresponded to
Range-adjusting strategy the amplitude of the audio sub-signals of the word is adjusted.Since hearer is when listening to voice messaging, be with
Word understands content that voice messaging transmits by unit.Therefore, in this step in units of word, to meeting default range-adjusting
The audio sub-signals of the word of condition, the corresponding range-adjusting strategy of range-adjusting condition is preset to the audio sub-signals according to this
Amplitude is adjusted, and enables to audio signal to be played to be easier to be understood by hearer after being played, so as to improve sound
The property understood of frequency.It should be noted that one or more default range-adjusting conditions can be pre-set.
In step 103, to the audio signal to be played after the adjustment, play out.
Acoustic signal processing method provided in this embodiment, carries out word segmentation processing by treating playing audio signal, obtains
The respective audio sub-signals of at least two words, the audio sub-signals of the word to meeting default range-adjusting condition are default according to this
The corresponding range-adjusting strategy of range-adjusting condition is adjusted the amplitude of the audio sub-signals, to be played after being adjusted
Audio signal simultaneously plays out, and realizes in units of word, is met according to the audio sub-signals of word in audio signal to be played
Default range-adjusting condition, the amplitude of the audio sub-signals of word is adjusted, and the audio to be played letter after being adjusted
Number, enable to audio signal to be played to be easier to be understood by hearer when playing, so as to improve the property understood of audio.
Fig. 2 is a kind of block diagram of the acoustic signal processing method shown according to another exemplary embodiment.Reference Fig. 2, this
The acoustic signal processing method that embodiment provides essentially describes pair on the basis of the acoustic signal processing method shown in Fig. 1
Meet the audio sub-signals of the word of default range-adjusting condition, the corresponding range-adjusting strategy of range-adjusting condition is preset according to this
The amplitude of the audio sub-signals is adjusted, a kind of concrete implementation mode of the audio signal to be played after being adjusted.
As shown in Fig. 2, the method for the present embodiment can include：
In step 201, treat playing audio signal and carry out word segmentation processing, obtain the respective audio letter of at least two words
Number.
It should be noted that step 201 is similar with step 101, details are not described herein.
In step 202, the amplitude of M1 audio sub-signals in M audio sub-signals is tuned up, and by the M audio
The amplitude of M2 audio sub-signals is turned down in subsignal, and the M audio sub-signals are continuously and the difference between amplitude is less than or equal to
Predetermined threshold value.
In this step, M is greater than or equal to default quantity, and M1, M2 are the positive integer more than or equal to 0, and M is greater than or equal to
The sum of M1 and M2.When difference of the M audio sub-signals continuously and between amplitude is less than or equal to predetermined threshold value, the plurality of audio
Volume change of the signal when playing is smaller, and sound of speaking prosily, easily causes listening to for hearer in the voice played
Fatigue.In this step, the amplitude of M1 audio sub-signals in M audio sub-signals is tuned up, and by the M audio sub-signals
The amplitude of middle M2 audio sub-signals is turned down so that sound of speaking modulation in tone in the voice played, it is possible to increase hearer's
Listen to interest so that hearer it is more absorbed listen to, so as to improve the property understood of audio.
In step 203, the audio sub-signals of the first word of the first preset value are more than for amplitude, by the sound of first word
The range-adjusting of frequency subsignal is extremely less than or equal to first preset value.
In this step, since the amplitude of audio sub-signals is bigger, do not represent the audio sub-signals play when be more easy to by
Hearer understands.Also, the amplitude of audio sub-signals is excessive when causing volume excessive, think that sound pierces when hearer can be caused to listen to
Ear, reduces the comfort that hearer listens to, so as to cause dislike of the hearer to the audio sub-signals played, so as to further result in
The content that audio sub-signals carry is not easy to other hearer and is very appreciated and understood.Therefore, can be to the highest amplitude of audio sub-signals
Limited, it is excessive and cause the content entrained by audio sub-signals to be not easy to be listened to avoid the amplitude due to audio sub-signals
The situation that person understands.Optionally, which is specifically as follows the highest volume pair for the volume range that suitable human ear is listened to
The amplitude answered.
In step 204, the audio sub-signals of the second word of the second preset value are less than for amplitude, by the sound of second word
The range-adjusting of frequency subsignal is extremely greater than or equal to second preset value.
In this step, due to the amplitude of audio sub-signals it is too small when, can cause the audio sub-signals play when volume mistake
It is small, so as to cause the content that the audio sub-signals carry to be not easy to be caught and understood by hearer.Therefore, audio can be believed
Number lowest amplitude limited, it is too small and cause in entrained by audio sub-signals to avoid the amplitude due to audio sub-signals
Hold the situation for being not easy to be understood by hearer.Optionally, which is specifically as follows the volume range that suitable human ear is listened to
The corresponding amplitude of minimum volume.It should be noted that second preset value is less than above-mentioned first preset value, first preset value
The scope defined with second preset value can be adapted to the scope of human ear.
It should be noted that step 202, step 203 and step 204 are optional step, and it is not first between each other
The limitation of order afterwards.
Acoustic signal processing method provided in this embodiment, by by M1 audio sub-signals in M audio sub-signals
Amplitude tune up, and the amplitude of M2 audio sub-signals in the M audio sub-signals is turned down, the M audio sub-signals are continuous
And the difference between amplitude is less than or equal to predetermined threshold value, and/or it is more than audio of the first word of the first preset value for amplitude
Signal, is extremely less than or equal to first preset value by the range-adjusting of the audio sub-signals of first word, and/or small for amplitude
In the audio sub-signals of the second word of the second preset value, by the range-adjusting of the audio sub-signals of second word to being greater than or equal to
Second preset value, enables to audio signal to be played to be easier to be understood by hearer when playing, so as to improve audio
The property understood.
Fig. 3 is a kind of block diagram of acoustic signal processing method according to further example embodiment.Reference Fig. 3, this
The acoustic signal processing method that embodiment provides essentially describes pair on the basis of the acoustic signal processing method shown in Fig. 1
Meet the audio sub-signals of the word of default range-adjusting condition, the corresponding range-adjusting strategy of range-adjusting condition is preset according to this
The amplitude of the audio sub-signals is adjusted, before the audio signal to be played after being adjusted, a kind of optional realization side
Formula.As shown in figure 3, the method for the present embodiment can include：
In step 301, treat playing audio signal and carry out word segmentation processing, obtain the respective audio letter of at least two words
Number.
In this step, specifically, can treat playing audio signal according to the characteristics of audio signal and complete participle process.
Audio signal to be played for example can be with as shown in figure 4, optionally, can be regarded as one by each wave crest or trough in Fig. 4
Word is segmented.
It should be noted that step 301 is similar with step 101, details are not described herein.
In step 302, denoising is carried out to the respective audio sub-signals of at least two word.
In this step, by denoising, noise when audio sub-signals play can be reduced, avoid noise to hearer
The influence listened to, so as to improve the property understood of audio.Specifically, can be by the denoising method in correlation technique to sound
Frequency subsignal carries out denoising.
In step 303, the audio sub-signals of the word to meeting default range-adjusting condition, range-adjusting bar is preset according to this
The corresponding range-adjusting strategy of part is adjusted the amplitude of the audio sub-signals, the audio signal to be played after being adjusted.
In this step, after the amplitude to audio sub-signals progress denoising and to audio sub-signals is adjusted, obtain
Adjustment after audio signal to be played can be as shown in Figure 5.It should be noted that step 303 is similar with step 102, herein
Repeat no more.
In step 304, to the audio signal to be played after the adjustment, play out.
Acoustic signal processing method provided in this embodiment, by being carried out to the respective audio sub-signals of at least two word
Denoising, avoids the influence that noise listens to hearer, so as to improve the property understood of audio.
Following is embodiment of the present disclosure, can be used for performing embodiments of the present disclosure.It is real for disclosure device
The details not disclosed in example is applied, refer to embodiments of the present disclosure.
Fig. 6 is a kind of block diagram of audio signal processor according to an exemplary embodiment.The device can lead to
Cross software, hardware or both be implemented in combination with it is some or all of as terminal.With reference to Fig. 6, which includes：First obtains
Obtain module 601, second and obtain module 602 and playing module 603.Wherein,
First obtains module 601, is configured as treating playing audio signal progress word segmentation processing, it is each to obtain at least two words
From audio sub-signals；
Second obtains module 602, the audio sub-signals of the word to meeting default range-adjusting condition is configured as, according to this
Preset the corresponding range-adjusting strategy of range-adjusting condition to be adjusted the amplitude of the audio sub-signals, treated after being adjusted
Playing audio signal；
Playing module 603, is configured as, to the audio signal to be played after the adjustment, playing out..
In conclusion the audio signal processor that the embodiment of the present disclosure provides, module is obtained to be played by first
Audio signal carries out word segmentation processing, obtains the respective audio sub-signals of at least two words, and second obtains module to meeting default width
It is worth the audio sub-signals of the word of regularization condition, the corresponding range-adjusting strategy of range-adjusting condition is preset to audio according to this
The amplitude of signal is adjusted, and the audio signal to be played after being adjusted simultaneously is played out by playing module, realize with
Word is unit, the default range-adjusting condition met according to the audio sub-signals of word in audio signal to be played, to the sound of word
The amplitude of frequency subsignal is adjusted, and the audio signal to be played after being adjusted, and enables to audio signal to be played to exist
It is easier to be understood by hearer during broadcasting, so as to improve the property understood of audio.
Fig. 7 is a kind of block diagram of the audio signal processor shown according to another exemplary embodiment., should with reference to Fig. 7
Device is on the basis of block diagram shown in Fig. 6, and optionally, which can include：First obtains submodule
6021, it is configured as tuning up the amplitude of M1 audio sub-signals in M audio sub-signals, and by the M audio sub-signals
The amplitude of middle M2 audio sub-signals is turned down, and difference of the M audio sub-signals continuously and between amplitude is less than or equal to default threshold
Value；Wherein, M is greater than or equal to default quantity, and M1, M2 are the positive integer more than or equal to 0, and M be greater than or equal to M1 and M2 it
With.
In conclusion the audio signal processor that the embodiment of the present disclosure provides, by by the M1 in M audio sub-signals
The amplitude of a audio sub-signals tunes up, and the amplitude of M2 audio sub-signals in the M audio sub-signals is turned down so that is broadcast
Sound of speaking modulation in tone in the voice put, it is possible to increase hearer's listens to interest so that hearer it is more absorbed listen to, from
And improve the property understood of audio.
Fig. 8 is a kind of block diagram of audio signal processor according to further example embodiment., should with reference to Fig. 8
Device is on the basis of block diagram shown in Fig. 6, and optionally, which can include：Second obtains submodule
6022, the audio sub-signals for being more than the first word of the first preset value for amplitude are configured as, by the audio son letter of first word
Number range-adjusting to being less than or equal to first preset value.
In conclusion the audio signal processor that the embodiment of the present disclosure provides, passes through the most high-amplitude to audio sub-signals
Value is limited, to avoid audio sub-signals amplitude it is excessive cause volume excessive when, cause hearer feel when listening to sound pierce
Ear, reduces the comfort that hearer listens to, so as to cause dislike of the hearer to the audio sub-signals played, so as to further result in
The content that audio sub-signals carry is not easy to the problem of other hearer is very appreciated and understood.
Fig. 9 is a kind of block diagram of audio signal processor according to further example embodiment., should with reference to Fig. 9
Device is on the basis of block diagram shown in Fig. 6, and optionally, which can include：Second obtains submodule
6023, the audio sub-signals for being less than the second word of the second preset value for amplitude are configured as, by the audio son letter of second word
Number range-adjusting to being greater than or equal to second preset value.
In conclusion the embodiment of the present disclosure provide audio signal processor, by audio sub-signals most by a narrow margin
Value is limited, too small to avoid the amplitude of audio sub-signals, causes volume during audio sub-signals broadcasting too small, so as to lead
The problem of causing the content that the audio sub-signals carry to be not easy to be caught and understood by hearer.
Figure 10 is a kind of block diagram of audio signal processor according to further example embodiment.Reference Figure 10,
The device is on the basis of block diagram shown in Fig. 6, optionally, can also include：Denoising module 604, be configured as to this at least two
A respective audio sub-signals of word carry out denoising.
In conclusion the audio signal processor that the embodiment of the present disclosure provides, by respective at least two word
Audio sub-signals carry out denoising, the influence that noise listens to hearer are avoided, so as to improve the property understood of audio.
On the device in above-described embodiment, wherein modules perform the concrete mode of operation in related this method
Embodiment in be described in detail, explanation will be not set forth in detail herein.
Figure 11 is a kind of block diagram of terminal according to further example embodiment, and as shown in figure 11, which can be with
Including：Processor 1101 and the memory 1102 for storing computer instruction.
Wherein, processor 1101 runs the computer instruction and performs following methods：
Treat playing audio signal and carry out word segmentation processing, obtain the respective audio sub-signals of at least two words；
Audio sub-signals to the word for meeting default range-adjusting condition, the corresponding width of range-adjusting condition is preset according to this
Value adjustable strategies are adjusted the amplitude of the audio sub-signals, the audio signal to be played after being adjusted；
To the audio signal to be played after the adjustment, play out.
Optionally, the audio sub-signals of the word that range-adjusting condition is preset to satisfaction, range-adjusting bar is preset according to this
The corresponding range-adjusting strategy of part is adjusted the amplitude of the audio sub-signals, including：
The amplitude of M1 audio sub-signals in M audio sub-signals is tuned up, and by M2 in the M audio sub-signals
The amplitude of audio sub-signals is turned down, and the M audio sub-signals are continuously and the difference between amplitude is less than or equal to predetermined threshold value；
Wherein, M is greater than or equal to default quantity, and M1, M2 are the positive integer more than or equal to 0, and M be greater than or equal to M1 with
The sum of M2.
Optionally, the audio sub-signals of the word that range-adjusting condition is preset to satisfaction, range-adjusting bar is preset according to this
The corresponding range-adjusting strategy of part is adjusted the amplitude of the audio sub-signals, including：
It is more than the audio sub-signals of the first word of the first preset value for amplitude, by the width of the audio sub-signals of first word
Value is adjusted to less than or equal to first preset value.
Optionally, the audio sub-signals of the word that range-adjusting condition is preset to satisfaction, range-adjusting bar is preset according to this
The corresponding range-adjusting strategy of part is adjusted the amplitude of the audio sub-signals, including：
It is less than the audio sub-signals of the second word of the second preset value for amplitude, by the width of the audio sub-signals of second word
Value is adjusted to more than or equal to second preset value.
Optionally, after obtaining the respective audio sub-signals of at least two words, this method further includes：
Denoising is carried out to the respective audio sub-signals of at least two word.
Figure 12 is a kind of block diagram of terminal 800 according to further example embodiment.For example, terminal 800 can be
Mobile phone, computer, digital broadcast terminal, messaging devices, game console, tablet device, Medical Devices, body-building are set
It is standby, personal digital assistant etc..
With reference to Figure 12, terminal 800 can include following one or more assemblies：Processing component 802, memory 804, electric power
Component 806, multimedia component 808, audio component 810, the interface 812 of input/output (I/O), sensor component 814, and
Communication component 816.
The integrated operation of the usual control terminal 800 of processing component 802, such as with display, call, data communication, phase
The operation that machine operates and record operation is associated.Processing component 802 can refer to including one or more processors 820 to perform
Order, to complete all or part of step of above-mentioned method.In addition, processing component 802 can include one or more modules, just
Interaction between processing component 802 and other assemblies.For example, processing component 802 can include multi-media module, it is more to facilitate
Interaction between media component 808 and processing component 802.
Memory 804 is configured as storing various types of data to support the operation in equipment 800.These data are shown
Example includes the instruction of any application program or method for being operated in terminal 800, and contact data, telephone book data, disappears
Breath, picture, video etc..Memory 804 can be by any kind of volatibility or non-volatile memory device or their group
Close and realize, as static RAM (SRAM), electrically erasable programmable read-only memory (EEPROM) are erasable to compile
Journey read-only storage (EPROM), programmable read only memory (PROM), read-only storage (ROM), magnetic memory, flash
Device, disk or CD.
Electric power assembly 806 provides electric power for the various assemblies of terminal 800.Electric power assembly 806 can include power management system
System, one or more power supplys, and other components associated with generating, managing and distributing electric power for terminal 800.
Multimedia component 808 is included in the screen of one output interface of offer between the terminal 800 and user.One
In a little embodiments, screen can include liquid crystal display (LCD) and touch panel (TP).If screen includes touch panel, screen
Curtain may be implemented as touch-screen, to receive input signal from the user.Touch panel includes one or more touch sensings
Device is to sense the gesture on touch, slip and touch panel.The touch sensor can not only sense touch or sliding action
Border, but also detect and the duration and pressure associated with the touch or slide operation.In certain embodiments, more matchmakers
Body component 808 includes a front camera and/or rear camera.When equipment 800 is in operator scheme, such as screening-mode or
During video mode, front camera and/or rear camera can receive exterior multi-medium data.Each front camera and
Rear camera can be a fixed optical lens system or have focusing and optical zoom capabilities.
Audio component 810 is configured as output and/or input audio signal.For example, audio component 810 includes a Mike
Wind (MIC), when terminal 800 is in operator scheme, during such as call model, logging mode and speech recognition mode, microphone by with
It is set to reception external audio signal.The received audio signal can be further stored in memory 804 or via communication set
Part 816 is sent.In certain embodiments, audio component 810 further includes a loudspeaker, for exports audio signal.
I/O interfaces 812 provide interface between processing component 802 and peripheral interface module, and above-mentioned peripheral interface module can
To be keyboard, click wheel, button etc..These buttons may include but be not limited to：Home button, volume button, start button and lock
Determine button.
Sensor component 814 includes one or more sensors, and the state for providing various aspects for terminal 800 is commented
Estimate.For example, sensor component 814 can detect opening/closed mode of equipment 800, and the relative positioning of component, for example, it is described
Component is the display and keypad of terminal 800, and sensor component 814 can be with 800 1 components of detection terminal 800 or terminal
Position change, the existence or non-existence that user contacts with terminal 800,800 orientation of terminal or acceleration/deceleration and terminal 800
Temperature change.Sensor component 814 can include proximity sensor, be configured to detect without any physical contact
Presence of nearby objects.Sensor component 814 can also include optical sensor, such as CMOS or ccd image sensor, for into
As being used in application.In certain embodiments, which can also include acceleration transducer, gyro sensors
Device, Magnetic Sensor, pressure sensor or temperature sensor.
Communication component 816 is configured to facilitate the communication of wired or wireless way between terminal 800 and other equipment.Terminal
800 can access the wireless network based on communication standard, such as WiFi, 2G or 3G, or combinations thereof.In an exemplary implementation
In example, communication component 816 receives broadcast singal or broadcast related information from external broadcasting management system via broadcast channel.
In one exemplary embodiment, the communication component 816 further includes near-field communication (NFC) module, to promote junction service.Example
Such as, in NFC module radio frequency identification (RFID) technology can be based on, Infrared Data Association (IrDA) technology, ultra wide band (UWB) technology,
Bluetooth (BT) technology and other technologies are realized.
In the exemplary embodiment, terminal 800 can be believed by one or more application application-specific integrated circuit (ASIC), numeral
Number processor (DSP), digital signal processing appts (DSPD), programmable logic device (PLD), field programmable gate array
(FPGA), controller, microcontroller, microprocessor or other electronic components are realized, for performing above-mentioned Fig. 1, Fig. 2 or Fig. 3 institute
The method shown.
In the exemplary embodiment, a kind of non-transitorycomputer readable storage medium including instructing, example are additionally provided
Such as include the memory 804 of instruction, above-metioned instruction can be performed to complete the above method by the processor 820 of terminal 800.For example,
The non-transitorycomputer readable storage medium can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk
With optical data storage devices etc..
A kind of non-transitorycomputer readable storage medium, when the instruction in the storage medium is performed by the processor of terminal
When so that terminal is able to carry out a kind of acoustic signal processing method, and this method includes：
Treat playing audio signal and carry out word segmentation processing, obtain the respective audio sub-signals of at least two words；
Audio sub-signals to the word for meeting default range-adjusting condition, the corresponding width of range-adjusting condition is preset according to this
Value adjustable strategies are adjusted the amplitude of the audio sub-signals, the audio signal to be played after being adjusted；
To the audio signal to be played after the adjustment, play out.
Optionally, the audio sub-signals of the word that range-adjusting condition is preset to satisfaction, range-adjusting bar is preset according to this
The corresponding range-adjusting strategy of part is adjusted the amplitude of the audio sub-signals, including：
The amplitude of M1 audio sub-signals in M audio sub-signals is tuned up, and by M2 in the M audio sub-signals
The amplitude of audio sub-signals is turned down, and the M audio sub-signals are continuously and the difference between amplitude is less than or equal to predetermined threshold value；
Wherein, M is greater than or equal to default quantity, and M1, M2 are the positive integer more than or equal to 0, and M be greater than or equal to M1 with
The sum of M2.
Optionally, the audio sub-signals of the word that range-adjusting condition is preset to satisfaction, range-adjusting bar is preset according to this
The corresponding range-adjusting strategy of part is adjusted the amplitude of the audio sub-signals, including：
It is more than the audio sub-signals of the first word of the first preset value for amplitude, by the width of the audio sub-signals of first word
Value is adjusted to less than or equal to first preset value.
Optionally, the audio sub-signals of the word that range-adjusting condition is preset to satisfaction, range-adjusting bar is preset according to this
The corresponding range-adjusting strategy of part is adjusted the amplitude of the audio sub-signals, including：
It is less than the audio sub-signals of the second word of the second preset value for amplitude, by the width of the audio sub-signals of second word
Value is adjusted to more than or equal to second preset value.
Optionally, after obtaining the respective audio sub-signals of at least two words, this method further includes：
Denoising is carried out to the respective audio sub-signals of at least two word.
Those skilled in the art will readily occur to the disclosure its after considering specification and putting into practice invention disclosed herein
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principle of the disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.Description and embodiments are considered only as exemplary, and the true scope and spirit of the disclosure will by right
Book is asked to point out.
It should be appreciated that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by appended claims
System.
Claims (12)
- A kind of 1. acoustic signal processing method, it is characterised in that including：Treat playing audio signal and carry out word segmentation processing, obtain the respective audio sub-signals of at least two words；Audio sub-signals to the word for meeting default range-adjusting condition, according to the corresponding amplitude of the default range-adjusting condition Adjustable strategies are adjusted the amplitude of the audio sub-signals, the audio signal to be played after being adjusted；To the audio signal to be played after the adjustment, play out.
- 2. the according to the method described in claim 1, it is characterized in that, audio of the described pair of word for meeting default range-adjusting condition Subsignal, adjusts the amplitude of the audio sub-signals according to the corresponding range-adjusting strategy of the default range-adjusting condition It is whole, including：The amplitude of M1 audio sub-signals in M audio sub-signals is tuned up, and by M2 sound in the M audio sub-signals The amplitude of frequency subsignal is turned down, and the M audio sub-signals are continuously and the difference between amplitude is less than or equal to predetermined threshold value；Wherein, M is greater than or equal to default quantity, and M1, M2 are the positive integer more than or equal to 0, and M be greater than or equal to M1 and M2 it With.
- 3. the according to the method described in claim 1, it is characterized in that, audio of the described pair of word for meeting default range-adjusting condition Subsignal, adjusts the amplitude of the audio sub-signals according to the corresponding range-adjusting strategy of the default range-adjusting condition It is whole, including：It is more than the audio sub-signals of the first word of the first preset value for amplitude, by the amplitude of the audio sub-signals of first word Adjust to less than or equal to first preset value.
- 4. the according to the method described in claim 1, it is characterized in that, audio of the described pair of word for meeting default range-adjusting condition Subsignal, adjusts the amplitude of the audio sub-signals according to the corresponding range-adjusting strategy of the default range-adjusting condition It is whole, including：It is less than the audio sub-signals of the second word of the second preset value for amplitude, by the amplitude of the audio sub-signals of second word Adjust to more than or equal to second preset value.
- 5. according to claim 1-4 any one of them methods, it is characterised in that obtain the respective audio letter of at least two words After number, the method further includes：Denoising is carried out to the respective audio sub-signals of at least two word.
- A kind of 6. audio signal processor, it is characterised in that including：First obtains module, is configured as treating playing audio signal progress word segmentation processing, obtains the respective sound of at least two words Frequency subsignal；Second obtains module, the audio sub-signals of the word to meeting default range-adjusting condition is configured as, according to described default The corresponding range-adjusting strategy of range-adjusting condition is adjusted the amplitude of the audio sub-signals, waits to broadcast after being adjusted Put audio signal；Playing module, is configured as, to the audio signal to be played after the adjustment, playing out.
- 7. device according to claim 6, it is characterised in that described second obtains module, including：First obtains submodule Block, is configured as tuning up the amplitude of M1 audio sub-signals in M audio sub-signals, and by the M audio sub-signals The amplitude of middle M2 audio sub-signals is turned down, and difference of the M audio sub-signals continuously and between amplitude is less than or equal to default Threshold value；Wherein, M is greater than or equal to default quantity, and M1, M2 are the positive integer more than or equal to 0, and M be greater than or equal to M1 and M2 it With.
- 8. device according to claim 6, it is characterised in that described second obtains module, including：Second obtains submodule Block, is configured as the audio sub-signals for being more than the first word of the first preset value for amplitude, by the audio son letter of first word Number range-adjusting to being less than or equal to first preset value.
- 9. device according to claim 6, it is characterised in that described second obtains module, including：3rd obtains submodule Block, is configured as the audio sub-signals for being less than the second word of the second preset value for amplitude, by the audio son letter of second word Number range-adjusting to being greater than or equal to second preset value.
- 10. according to claim 6-9 any one of them devices, it is characterised in that described device further includes：Denoising module, quilt It is configured to after obtaining the respective audio sub-signals of at least two words, the respective audio sub-signals of at least two word is carried out Denoising.
- A kind of 11. terminal, it is characterised in that including：Processor and the memory for storing computer instruction；The processor runs the computer instruction perform claim It is required that 1-5 any one of them methods.
- 12. a kind of computer-readable recording medium, is stored thereon with computer instruction, it is characterised in that the computer instruction Claim 1-5 any one of them methods are realized when being executed by processor.
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| EP1272004A2 (en) * | 2001-06-21 | 2003-01-02 | Bose Corporation | Audio signal processing |
| CN106792346A (en) * | 2016-11-14 | 2017-05-31 | 广东小天才科技有限公司 | Audio regulation method and device in a kind of instructional video |
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Application publication date: 20180501 |