CN105786442A - Volume control method and intelligent terminal - Google Patents
Volume control method and intelligent terminal Download PDFInfo
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- CN105786442A CN105786442A CN201610114241.8A CN201610114241A CN105786442A CN 105786442 A CN105786442 A CN 105786442A CN 201610114241 A CN201610114241 A CN 201610114241A CN 105786442 A CN105786442 A CN 105786442A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/16—Sound input; Sound output
- G06F3/165—Management of the audio stream, e.g. setting of volume, audio stream path
Abstract
The invention provides a volume control method and an intelligent terminal. The method comprises the steps of obtaining a volume value of a sound signal sent by a current terminal and judging whether the current volume value is within the preset volume range or not, and if not, judging whether the current volume value is lower than a lower limit value of the preset volume range or higher than an upper limit value of the preset volume range; if the current volume value is lower than the lower limit value of the preset volume range, controlling and increasing the current volume value to the preset volume range; if the current volume value is higher than the upper limit value of the preset volume range, controlling and decreasing the current volume value to the preset volume range, so that the volume value of the sound signal sent by the intelligent terminal is detected, the volume value is increased or decreased according to the detection result, it is ensured that the intelligent terminal outputs sound frequency which a user feels comfortable all the time, and the user can conveniently use the intelligent terminal.
Description
Technical field
The present invention relates to smart machine control field, in particular a kind of method for controlling volume and intelligent terminal.
Background technology
People are frequently encountered a phenomenon when using TV or other playback terminal; in-between programs or when program-internal plot alternately switches; owing to playing the self problem of audio file or performance recording; the volume of its audio file arranges difference; thus causing audio file or recording program when playing, its volume is fluctuated, and user wants to get comfortable volume value in use; need to carry out volume adjusting according to different situations, thus bringing inconvenience to user.
Therefore, prior art awaits further improvement.
Summary of the invention
In view of above-mentioned weak point of the prior art, it is an object of the invention to provide the user a kind of method for controlling volume and intelligent terminal, overcome in prior art intelligent terminal when playing audio file, owing to audio signal size changes, it is impossible to play out the defect of audio signal in user's comfort standard.
This invention address that the technical scheme that technical problem adopts is as follows:
A kind of method for controlling volume, wherein, comprises the following steps:
A, obtain present terminal and send the volume value of audio signal, and judge the size of current volume value and default volume range, if higher than the higher limit presetting volume range, then execution step B；If lower than the lower limit of described default volume range, then perform step C；If being positioned at described default volume range, then repeat this step；
B, control and regulation current volume value are reduced to default volume range；
C, control and regulation current volume value are increased to default volume range.
Described method for controlling volume, wherein, described step A further comprises the steps of:
A1, obtain the level of noise of current outside, it is judged that the level of noise of current outside is whether beyond presetting noise threshold；If beyond presetting noise threshold, then carry out whether current volume value is in the first judgement presetting volume range；Otherwise carry out whether current volume value is in the second judgement presetting volume range；
Described first presets the volume value of volume range presets the volume value of volume range higher than second.
Described method for controlling volume, wherein, also includes before described step A:
A0, when detecting that audio file is play or after detecting that the signal changed occurs for currently playing audio file, open the volume value that present video equipment is sent sound and detect.
Described method for controlling volume, wherein, described step B also includes:
B1, calculating current volume value and the difference of described higher limit, if described difference is more than the first difference threshold, then adopt default first step-length to carry out current volume value reducing adjustment；If described difference more than the second difference threshold, then adopts default second step-length to carry out current volume value reducing adjustment less than the first difference threshold；If described difference is less than the second difference threshold, then default 3rd step-length is adopted to carry out current volume value reducing adjustment；
Described the first step-length, default second step-length and default 3rd step-length preset is sequentially reduced.
Described method for controlling volume, wherein, described step C also includes:
If C1 is higher than the lower limit presetting volume range, then calculating current volume value and the difference of described lower limit, if described difference is more than the first difference threshold, then adopt default first step-length to carry out current volume value raising adjustment；If described difference more than the second difference threshold, then adopts default second step-length to carry out current volume value raising adjustment less than the first difference threshold；If described difference is less than the second difference threshold, then default 3rd step-length is adopted to carry out current volume value raising adjustment；Described the first step-length, default second step-length and default 3rd step-length preset is sequentially reduced.
A kind of intelligent terminal, wherein, including with lower module:
Volume value obtains and comparing module, sends the volume value of audio signal for obtaining present terminal, and judges the size of current volume value and default volume range；
Volume decrease high adjustment module, for when current volume value is higher than the higher limit of default volume range, control and regulation current volume value is reduced to default volume range；
Volume increase top adjustment module, for when current volume value is lower than the lower limit of default volume range, control and regulation current volume value is increased to default volume range.
Described intelligent terminal, wherein, described volume adjusting module also includes:
Preset volume value and select unit, for obtaining the level of noise of current outside, it is judged that whether the level of noise of current outside is beyond presetting noise threshold；If beyond presetting noise threshold, then carry out whether current volume value is in the first judgement presetting volume range；Otherwise carry out whether current volume value is in the second judgement presetting volume range；
Described first presets the volume value of volume range presets the volume value of volume range higher than second.
Described intelligent terminal, wherein, also includes:
Volume detection opening module, for when detecting that audio file is play or after detecting that the signal changed occurs currently playing audio file, opening the volume value detection that present video equipment sends sound.
Described intelligent terminal, wherein, described volume decrease high adjustment module also includes:
Reduce regulon, be used for the difference calculating current volume value with volume range higher limit, if described difference is more than the first difference threshold, then adopt default first step-length to carry out current volume value reducing adjustment；If described difference more than the second difference threshold, then adopts default second step-length to carry out current volume value reducing adjustment less than the first difference threshold；If described difference is less than the second difference threshold, then default 3rd step-length is adopted to carry out current volume value reducing adjustment；
Described the first step-length, default second step-length and default 3rd step-length preset is sequentially reduced.
Described intelligent terminal, wherein, described volume increase top adjustment module also includes:
Raise regulon, be used for the difference calculating current volume value with volume range lower limit, if described difference is more than the first difference threshold, then adopt default first step-length to carry out current volume value raising adjustment；If described difference more than the second difference threshold, then adopts default second step-length to carry out current volume value raising adjustment less than the first difference threshold；If described difference is less than the second difference threshold, then default 3rd step-length is adopted to carry out current volume value raising adjustment；
Described the first step-length, default second step-length and default 3rd step-length preset is sequentially reduced.
Beneficial effect, the invention provides a kind of method for controlling volume and intelligent terminal, the volume value of audio signal is sent by obtaining present terminal, and judge whether current volume value is in default volume range, if exceeding, then judge that current volume value is the higher limit being also above presetting volume range lower than the lower limit of default volume range；If lower than the lower limit of default volume range, then control and regulation current volume value is increased to default volume range；If higher than the higher limit presetting volume range, then control and regulation current volume value is reduced to default volume range, thus the volume value of audio signal realizing intelligent terminal is sent detects, and according to testing result it raised or reduce adjustment, ensure that intelligent terminal remains the audio frequency that output user is comfortable, provide facility for user to the use of intelligent terminal.
Accompanying drawing explanation
Fig. 1 is the flow chart of steps of a kind of method for controlling volume of the present invention.
Fig. 2 is the flow chart of steps of the concrete Application Example of a kind of method for controlling volume of the present invention.
Fig. 3 is the theory structure schematic diagram of a kind of intelligent terminal of the present invention.
Detailed description of the invention
For making the purpose of the present invention, technical scheme and advantage clearly, clearly, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.Should be appreciated that specific embodiment described herein is used only for explaining the present invention, be not intended to limit the present invention.
The invention provides a kind of method for controlling volume, as it is shown in figure 1, said method comprising the steps of:
S1, obtain present terminal and send the volume value of audio signal, and judge the size of current volume value and default volume range, if higher than the higher limit presetting volume range, then execution step S2；If lower than the lower limit of described default volume range, then perform step S3；If being positioned at described default volume range, then repeat this step.
One sound transducer is set in intelligent terminal, by described sound transducer, obtain corresponding current intelligent terminal and send the volume value of audio frequency, and described volume value and default volume range are compared, judging whether it is in default volume range, if belonging to, then illustrating that current volume value is in the scope that user is suitable for, otherwise, next step operation is proceeded.
Described default volume range is the comfort noise weight range that user is arranged according to own situation, or the volume range being suitable for user arranged by intelligent terminal's sub-definite, owing to described intelligent terminal is likely mobile terminal, and the use environment of intelligent terminal is it may happen that change, in order to volume adjusting more accurately can be carried out according to different external environments, further comprising the steps of in this step:
S11, obtain the level of noise of current outside, it is judged that the level of noise of current outside is whether beyond presetting noise threshold；If beyond presetting noise threshold, then carry out whether current volume value is in the first judgement presetting volume range；Otherwise carry out whether current volume value is in the second judgement presetting volume range.
Different owing to being in volume value suitable under quiet environment from intelligent terminal when intelligent terminal is in noisy environment, therefore to more accurately volume is carried out adaptivity adjustment, in a particular embodiment, the volume range of corresponding noisy environment and quiet environment respectively, corresponding indoor and outdoors can be preset.In the specific implementation, first to external world the level of noise of environment detects, when described level of noise is more than default noise threshold, then use the default volume range of corresponding noisy environment, namely the first default volume range judges, if described level of noise is less than default noise threshold, then uses the default volume range of corresponding quiet environment, namely the second default volume range carries out volume value comparison, thus realizing carrying out volume adjusting more accurately；Described first presets the volume value of volume range presets the volume value of volume range higher than second.
Concrete, when judging current volume value higher than the higher limit presetting volume range, then perform step S2, if judge current volume value lower than the lower limit of default volume range, then perform step S3.
S2, control and regulation current volume value are reduced to default volume range.
When getting, by sound transducer, the volume value that intelligent terminal's audio frequency sends, and after described volume value and default volume value are compared, if the default volume value scope that current volume value exceeds, then control to adjust current volume value so that it is raise or be reduced in described default volume range.
During in order to avoid volume adjusting, rising that volume is unexpected and reduction, also include in this step:
If S21 is lower than the higher limit of default volume range, then calculate the difference of current volume value and described higher limit, if described difference is more than the first difference threshold, then adopts default first step-length that current volume value carries out reduction and regulate；If described difference more than the second difference threshold, then adopts default second step-length to carry out current volume value reducing adjustment less than the first difference threshold；If described difference is less than the second difference threshold, then default 3rd step-length is adopted to carry out current volume value reducing adjustment.
Preset the first difference threshold and the second difference threshold, and preset the first step-length, preset the second step-length and preset the 3rd step-length, and preset the first step-length, preset the second step-length and default 3rd step-length is sequentially reduced, excessive when detecting that current volume value exceeds default volume range, namely difference is excessive, then carry out reducing adjustment to current volume value with default first step-length, when regulate the difference of higher limit of current volume value and default volume range less than the first difference threshold more than the second difference threshold time, default second step-length is then used to carry out current volume value reducing adjustment, when regulating the current volume value difference with the lower limit of default volume range less than the second difference threshold, default 3rd step-length is then used to carry out current volume value reducing adjustment.
S3, control and regulation current volume value are increased to default volume range.
If S31 is higher than the higher limit presetting volume range, then calculating current volume value and the difference of described higher limit, if described difference is more than the first difference threshold, then adopt default first step-length to carry out current volume value raising adjustment；If described difference more than the second difference threshold, then adopts default second step-length to carry out current volume value raising adjustment less than the first difference threshold；If described difference is less than the second difference threshold, then default 3rd step-length is adopted to carry out current volume value raising adjustment.
Same, in order to better current volume value be increased to default volume range, too small when detecting that current volume value exceeds default volume range, namely difference is excessive, then carry out raising adjustment to current volume value with default first step-length, when regulate the difference of lower limit of current volume value and default volume range less than the first difference threshold more than the second difference threshold time, default second step-length is then used to carry out current volume value raising adjustment, when regulating the current volume value difference with the higher limit of default volume range less than the second difference threshold, default 3rd step-length is then used to carry out current volume value raising adjustment.
In this method, in order to reduce terminal energy consumption, also include before described step S1:
S0, when detecting that audio file is play or after detecting that the signal changed occurs for currently playing audio file, open the volume value that present video equipment is sent sound and detect.
In order to the method for the invention is described in more details, with its detailed description of the invention, it is further explained below.
It is illustrated in figure 2 the concrete Application Example of the method for the invention, as it can be seen, in concrete application process, comprise the following steps:
After H1, unlatching intelligent terminal, open sound transducer；
H2, intelligent television commence play out program or mobile terminal commences play out audio file；
H3, according to playing program category and program background, the volume range that user setup is comfortable；Setting volume value, normal person is when sound arrives 75 decibels, and ear comfort level is close to the upper limit.People can according to environment and with the distance real experiences of end product, comfortable volume value is set.
H4, the audio signal described audio frequency apparatus exported by sound transducer are monitored, and obtain current volume value；The principle of sound detection sensor is, sound--vibration--signal of telecommunication, converts, acoustical signal, the signal of telecommunication that controller is capable of identify that to.
H5, play program time open volume detection, when volume greater than or lower than arrange comfort value time, sensor the signal of telecommunication converted feeds back to controller；
H6, controller start automatically when volume deviation arranges value, and the volume that will deviate from is transferred to the scope of setting, thus remaining the human ear comfort level when accepting volume；
H7, terminate this volume control operations.
The present invention by built-in sound sensor detection volume up-down, and by Intelligent adjustment control intelligent terminal volume, make volume remain at human ear institute the most comfortable receptible volume range, thus ensure that user use intelligent terminal time sound comfort level.
Based on the above method, the invention also discloses a kind of intelligent terminal, as it is shown on figure 3, include with lower module:
Volume value obtains and comparing module 110, sends the volume value of audio signal for obtaining present terminal, and judges the size of current volume value and default volume range；
Volume decrease high adjustment module 120, for when current volume value is higher than the higher limit presetting volume range, then control and regulation current volume value is reduced to default volume range；
Volume increase top adjustment module 130, for when current volume value is lower than the lower limit of default volume range, then control and regulation current volume value is increased to default volume range.
Described intelligent terminal, wherein, described volume adjusting module also includes:
Preset volume value and select unit, for obtaining the level of noise of current outside, it is judged that whether the level of noise of current outside is beyond presetting noise threshold；If beyond presetting noise threshold, then carry out whether current volume value is in the first judgement presetting volume range；Otherwise carry out whether current volume value is in the second judgement presetting volume range；
Described first presets the volume value of volume range presets the volume value of volume range higher than second.
Described intelligent terminal, wherein, also includes:
Volume detection opening module, for when detecting that audio file is play or after detecting that the signal changed occurs currently playing audio file, opening the volume value detection that present video equipment sends sound.
Described volume decrease high adjustment module also includes:
Reduce regulon, be used for the difference calculating current volume value with volume range higher limit, if described difference is more than the first difference threshold, then adopt default first step-length to carry out current volume value reducing adjustment；If described difference more than the second difference threshold, then adopts default second step-length to carry out current volume value reducing adjustment less than the first difference threshold；If described difference is less than the second difference threshold, then default 3rd step-length is adopted to carry out current volume value reducing adjustment；
Described the first step-length, default second step-length and default 3rd step-length preset is sequentially reduced.
Described volume increase top adjustment module also includes:
Raise regulon, be used for the difference calculating current volume value with volume range lower limit, if described difference is more than the first difference threshold, then adopt default first step-length to carry out current volume value raising adjustment；If described difference more than the second difference threshold, then adopts default second step-length to carry out current volume value raising adjustment less than the first difference threshold；If described difference is less than the second difference threshold, then default 3rd step-length is adopted to carry out current volume value raising adjustment；
Described the first step-length, default second step-length and default 3rd step-length preset is sequentially reduced.
The invention provides a kind of method for controlling volume and intelligent terminal, the volume value of audio signal is sent by obtaining present terminal, and judge whether current volume value is in default volume range, if exceeding, then judge that current volume value is the higher limit being also above presetting volume range lower than the lower limit of default volume range；If lower than the lower limit of default volume range, then control and regulation current volume value is increased to default volume range；If higher than the higher limit presetting volume range, then control and regulation current volume value is reduced to default volume range, thus the volume value of audio signal realizing intelligent terminal is sent detects, and according to testing result it raised or reduce adjustment, ensure that intelligent terminal remains the audio frequency that output user is comfortable, provide facility for user to the use of intelligent terminal.
It is understood that for those of ordinary skills, it is possible to it is equal to replacement according to technical scheme and inventive concept thereof or is changed, and all these are changed or replace the scope of the claims that all should belong to appended by the present invention.
Claims (10)
1. a method for controlling volume, it is characterised in that comprise the following steps:
A, obtain present terminal and send the volume value of audio signal, and judge the size of current volume value and default volume range, if higher than the higher limit presetting volume range, then execution step B；If lower than the lower limit of described default volume range, then perform step C；If being positioned at described default volume range, then repeat this step；
B, control and regulation current volume value are reduced to default volume range；
C, control and regulation current volume value are increased to default volume range.
2. method for controlling volume according to claim 1, it is characterised in that described step A further comprises the steps of:
A1, obtain the level of noise of current outside, it is judged that the level of noise of current outside is whether beyond presetting noise threshold；If beyond presetting noise threshold, then carry out whether current volume value is in the first judgement presetting volume range；Otherwise carry out whether current volume value is in the second judgement presetting volume range；
Described first presets the volume value of volume range presets the volume value of volume range higher than second.
3. method for controlling volume according to claim 1, it is characterised in that also include before described step A:
A0, when detecting that audio file is play or after detecting that the signal changed occurs for currently playing audio file, open the volume value that present video equipment is sent sound and detect.
4. method for controlling volume according to claim 2, it is characterised in that described step B also includes:
B1, calculating current volume value and the difference of described higher limit, if described difference is more than the first difference threshold, then adopt default first step-length to carry out current volume value reducing adjustment；If described difference more than the second difference threshold, then adopts default second step-length to carry out current volume value reducing adjustment less than the first difference threshold；If described difference is less than the second difference threshold, then default 3rd step-length is adopted to carry out current volume value reducing adjustment；
Described the first step-length, default second step-length and default 3rd step-length preset is sequentially reduced.
5. method for controlling volume according to claim 2 or 4, it is characterised in that described step C also includes:
If C1 is higher than the lower limit presetting volume range, then calculating current volume value and the difference of described lower limit, if described difference is more than the first difference threshold, then adopt default first step-length to carry out current volume value raising adjustment；If described difference more than the second difference threshold, then adopts default second step-length to carry out current volume value raising adjustment less than the first difference threshold；If described difference is less than the second difference threshold, then default 3rd step-length is adopted to carry out current volume value raising adjustment；Described the first step-length, default second step-length and default 3rd step-length preset is sequentially reduced.
6. an intelligent terminal, it is characterised in that include with lower module:
Volume value obtains and comparing module, sends the volume value of audio signal for obtaining present terminal, and judges the size of current volume value and default volume range；
Volume decrease high adjustment module, for when current volume value is higher than the higher limit of default volume range, control and regulation current volume value is reduced to default volume range；
Volume increase top adjustment module, for when current volume value is lower than the lower limit of default volume range, control and regulation current volume value is increased to default volume range.
7. intelligent terminal according to claim 6, it is characterised in that described volume adjusting module also includes:
Preset volume value and select unit, for obtaining the level of noise of current outside, it is judged that whether the level of noise of current outside is beyond presetting noise threshold；If beyond presetting noise threshold, then carry out whether current volume value is in the first judgement presetting volume range；Otherwise carry out whether current volume value is in the second judgement presetting volume range；
Described first presets the volume value of volume range presets the volume value of volume range higher than second.
8. intelligent terminal according to claim 6, it is characterised in that also include:
Volume detection opening module, for when detecting that audio file is play or after detecting that the signal changed occurs currently playing audio file, opening the volume value detection that present video equipment sends sound.
9. intelligent terminal according to claim 6 or 7, it is characterised in that described volume decrease high adjustment module also includes:
Reduce regulon, be used for the difference calculating current volume value with volume range higher limit, if described difference is more than the first difference threshold, then adopt default first step-length to carry out current volume value reducing adjustment；If described difference more than the second difference threshold, then adopts default second step-length to carry out current volume value reducing adjustment less than the first difference threshold；If described difference is less than the second difference threshold, then default 3rd step-length is adopted to carry out current volume value reducing adjustment；
Described the first step-length, default second step-length and default 3rd step-length preset is sequentially reduced.
10. intelligent terminal according to claim 6 or 7, it is characterised in that described volume increase top adjustment module also includes:
Raise regulon, be used for the difference calculating current volume value with volume range lower limit, if described difference is more than the first difference threshold, then adopt default first step-length to carry out current volume value raising adjustment；If described difference more than the second difference threshold, then adopts default second step-length to carry out current volume value raising adjustment less than the first difference threshold；If described difference is less than the second difference threshold, then default 3rd step-length is adopted to carry out current volume value raising adjustment；
Described the first step-length, default second step-length and default 3rd step-length preset is sequentially reduced.
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Application publication date: 20160720 |