CN108401078A - A kind of back light brightness regulating method, backlight illumination regulating device and mobile terminal - Google Patents
A kind of back light brightness regulating method, backlight illumination regulating device and mobile terminal Download PDFInfo
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- CN108401078A CN108401078A CN201810555546.1A CN201810555546A CN108401078A CN 108401078 A CN108401078 A CN 108401078A CN 201810555546 A CN201810555546 A CN 201810555546A CN 108401078 A CN108401078 A CN 108401078A
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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
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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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Abstract
This application provides a kind of back light brightness regulating method, backlight illumination regulating device and mobile terminal, the method includes：When receiving to putting out the bright screen operation instruction of startup of the mobile terminal under screen state, whether detection backlight shaping modes are manual adjustment mode；If the backlight shaping modes of the mobile terminal are manual adjustment mode,：The second environment brightness value for obtaining current first environment brightness value and being stored when putting out screen；If the first environment brightness value and the absolute value of the difference of the second environment brightness value are more than predetermined threshold value, the backlight illumination of current screen is adjusted to the first backlight brightness values corresponding to the first environment brightness value.The application can solve in the prior art, and when adjusting backlight manually, screen or the dazzling problem of screen are not seen caused by backlight illumination problem.
Description
Technical field
The application belongs to mobile terminal control technology field more particularly to a kind of back light brightness regulating method, backlight illumination
Regulating device, mobile terminal and computer readable storage medium.
Background technology
Currently, mobile terminal (such as smart mobile phone) in the market supports automatic backlight brightness regulation mostly, so that moving
The screen backlight brightness of dynamic terminal can be realized according to the brightness of current environment and be automatically adjusted.But due to the difference of user's custom
Different, many users can still select manual adjusting backlight luminance.
In the prior art, if backlight shaping modes are to adjust manually, in the bright screen of user, backlight illumination is defaulted as one
Secondary backlight illumination when putting out screen, according to this logic, it may appear that following technical problem：
If user is putting out screen compared with dark situation, compared with the bright screen in bright ring border, then due to bright screen when backlight illumination it is excessively dark, cause to use
Family can not see terminal interface clearly, it is necessary to could be operated to mobile terminal after adapting to the screen intensity of a period of time；If with
Screen is being put out in family compared with bright ring border, in screen bright compared with dark situation, then due to bright screen when backlight illumination it is excessively bright, cause screen can ten intermuscular needling
Eye, influences the eyesight of user.
Invention content
In view of this, this application provides a kind of back light brightness regulating method, backlight illumination regulating device, mobile terminal and
Computer readable storage medium, can solve it is in the prior art manually adjust backlight when, led due to backlight illumination problem
What is caused does not see screen or the dazzling problem of screen.
The application first aspect provides a kind of back light brightness regulating method, including：
When receiving to putting out the bright screen operation instruction of startup of the mobile terminal under screen state, whether detection backlight shaping modes
For manual adjustment mode；
If the backlight shaping modes of above-mentioned mobile terminal are manual adjustment mode,：
The second environment brightness value for obtaining current first environment brightness value and being stored when putting out screen；
If above-mentioned first environment brightness value and the absolute value of the difference of above-mentioned second environment brightness value are more than predetermined threshold value,
The backlight illumination of current screen is adjusted to the first backlight brightness values corresponding to above-mentioned first environment brightness value.
The application second aspect provides a kind of backlight illumination regulating device, including：
Backlight mode detection module starts bright screen operation instruction for working as to receive to putting out the mobile terminal under screen state
When, whether detection backlight shaping modes are manual adjustment mode；
Ambient brightness acquisition module obtains if the backlight shaping modes for above-mentioned mobile terminal are manual adjustment mode
The second environment brightness value for taking current first environment brightness value and being stored when putting out screen；
First backlight adjustment module, if for above-mentioned first environment brightness value and the difference of above-mentioned second environment brightness value
Absolute value is more than predetermined threshold value, then the backlight illumination of current screen is adjusted to first corresponding to above-mentioned first environment brightness value
Backlight brightness values.
The application third aspect provides a kind of mobile terminal, including memory, processor and is stored in above-mentioned storage
In device and the computer program that can be run on above-mentioned processor, above-mentioned processor are realized as above when executing above computer program
The step of stating method.
The application fourth aspect provides a kind of computer readable storage medium, the storage of above computer readable storage medium storing program for executing
There is computer program, is realized such as the step of the above method when above computer program is executed by processor.
The 5th aspect of the application provides a kind of computer program product, and above computer program product includes computer journey
Sequence is realized when above computer program is executed by one or more processors such as the step of the above method.
Therefore this application provides a kind of back light brightness regulating methods, are receiving first to putting out under screen state
When mobile terminal starts bright screen operation instruction, whether detection backlight shaping modes are manual adjustment mode；Secondly, if the movement is whole
The backlight shaping modes at end are manual adjustment mode, then second environment when obtaining current first environment brightness value and putting out screen
Brightness value, if above-mentioned first environment brightness value and the absolute value of the difference of above-mentioned second environment brightness value are more than predetermined threshold value,
The backlight illumination of current screen is adjusted to and the first backlight brightness values corresponding to current first environment brightness value.Therefore,
When technical solution provided herein may be implemented to adjust backlight manually, if ring when current ambient brightness and last time put out screen
Border luminance difference is excessive (for example user compared with bright ring border by entering compared with dark situation or by entering compared with bright ring border compared with dark situation), can be certainly
It is dynamic that current screen intensity is adjusted to the screen intensity to match with current environment brightness, to avoid user by brighter
Can not see clearly when the dazzling problem and user of screen when environment enters compared with dark situation compared with dark situation by entering compared with bright ring border
The problem of screen, can promote user experience to a certain extent.
Description of the drawings
It in order to more clearly explain the technical solutions in the embodiments of the present application, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only some of the application
Embodiment for those of ordinary skill in the art without having to pay creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is a kind of implementation process schematic diagram for back light brightness regulating method that the embodiment of the present application one provides；
Fig. 2 is the implementation process schematic diagram for another back light brightness regulating method that the embodiment of the present application two provides；
Fig. 3 be the embodiment of the present application two provide from compared with dark situation to compared with bright ring border when backlight illumination adjust schematic diagram；
Fig. 4 be the embodiment of the present application two provide from compared with bright ring border to compared with dark situation when backlight illumination adjust schematic diagram；
Fig. 5 is a kind of structural schematic diagram for backlight illumination regulating device that the embodiment of the present application three provides；
Fig. 6 is the schematic diagram for the mobile terminal that the embodiment of the present application four provides.
Specific implementation mode
In being described below, for illustration and not for limitation, it is proposed that such as tool of particular system structure, technology etc
Body details, so as to provide a thorough understanding of the present application embodiment.However, it will be clear to one skilled in the art that there is no these specific
The application can also be realized in the other embodiments of details.In other situations, it omits to well-known system, device, electricity
The detailed description of road and method, so as not to obscure the description of the present application with unnecessary details.
Back light brightness regulating method provided by the embodiments of the present application can be adapted for mobile terminal, illustratively, above-mentioned shifting
Dynamic terminal includes but not limited to：Smart mobile phone, tablet computer, learning machine, intelligent wearable device etc..
It should be appreciated that ought use in this specification and in the appended claims, the instruction of term " comprising " is described special
Sign, entirety, step, operation, the presence of element and/or component, but be not precluded one or more of the other feature, entirety, step,
Operation, element, component and/or its presence or addition gathered.
It is also understood that the term used in this present specification is merely for the sake of the mesh for describing specific embodiment
And be not intended to limit the application.As present specification and it is used in the attached claims, unless on
Other situations are hereafter clearly indicated, otherwise " one " of singulative, "one" and "the" are intended to include plural form.
It will be further appreciated that the term "and/or" used in present specification and the appended claims is
Refer to any combinations and all possible combinations of one or more of associated item listed, and includes these combinations.
As used in this specification and in the appended claims, term " if " can be according to context quilt
Be construed to " when ... " or " once " or " in response to determination " or " in response to detecting ".Similarly, phrase " if it is determined that " or
" if detecting [described condition or event] " can be interpreted to mean according to context " once it is determined that " or " in response to true
It is fixed " or " once detecting [described condition or event] " or " in response to detecting [described condition or event] ".
In the specific implementation, the mobile terminal described in the embodiment of the present application is including but not limited to such as with the sensitive table of touch
Mobile phone, laptop computer or the tablet computer in face (for example, touch-screen display and/or touch tablet) etc it is other
Portable device.It is to be further understood that in certain embodiments, above equipment is not portable communication device, but is had
The desktop computer of touch sensitive surface (for example, touch-screen display and/or touch tablet).
In following discussion, the mobile terminal including display and touch sensitive surface is described.However, should manage
Solution, mobile terminal may include that one or more of the other physical User of such as physical keyboard, mouse and/or control-rod connects
Jaws equipment.
Mobile terminal supports various application programs, such as one of the following or multiple：Drawing application program, demonstration application
Program, word-processing application, website establishment application program, disk imprinting application program, spreadsheet applications, game are answered
With program, telephony application, videoconference application, email application, instant messaging applications, forging
Refining supports application program, photo management application program, digital camera application program, digital camera application program, web-browsing to answer
With program, digital music player application and/or video frequency player application program.
The various application programs that can be executed on mobile terminals can use at least one of such as touch sensitive surface
Public physical user-interface device.It can be adjusted among applications and/or in corresponding application programs and/or change touch is quick
Feel the corresponding information shown in the one or more functions and terminal on surface.In this way, terminal public physical structure (for example,
Touch sensitive surface) it can support the various application programs with intuitive and transparent user interface for a user.
In addition, in the description of the present application, term " first ", " second " etc. are only used for distinguishing description, and should not be understood as
Instruction implies relative importance.
In order to illustrate the above-mentioned technical solution of the application, illustrated below by specific embodiment.
Embodiment one
A kind of back light brightness regulating method provided below the embodiment of the present application one is described, and please refers to attached drawing 1, this
Apply for that the back light brightness regulating method in embodiment one includes：
In step S101, when receiving to putting out the bright screen operation instruction of startup of the mobile terminal under screen state, the detection back of the body
Whether light shaping modes are manual adjustment mode；
Under normal conditions, if backlight shaping modes are to adjust manually, in the bright screen of user, backlight illumination is defaulted as one
Secondary backlight illumination when putting out screen.If user is compared with screen is put out under dark situation, the bright screen under compared with bright ring border then will appear due to bright screen
When backlight illumination it is excessively dark and the problem of cause user that can not see terminal interface clearly；If user puts out screen under compared with bright ring border, compared with
Backlight illumination is excessively bright under dark situation when bright screen, then when will appear due to bright screen and the problem that causes screen very dazzling.To understand
Technical problem under certainly above-mentioned hand-operating light pattern needs receiving to putting out the bright screen operation of the startup of the mobile terminal under screen state
When instruction, first determine whether the current backlight shaping modes of the mobile terminal are manual adjustment mode, if so, executing this Shen
Please embodiment subsequent step, if not hand-operating light pattern, for example be pattern with an automatic light meter, then can be according to prior art institute
Disclosed automatic light modulating method automatically adjusts to screen intensity.
In step s 102, it if the backlight shaping modes of above-mentioned mobile terminal are manual adjustment mode, obtains currently
The second environment brightness value that first environment brightness value and while putting out screen store；
It in the embodiment of the present application, can basis if the backlight shaping modes of the mobile terminal are manual adjustment mode
Light sensor obtains current first environment brightness value, and obtains last time and put out the second environment brightness value stored when screen, with
Current screen intensity can be determined according to above-mentioned first environment brightness value and above-mentioned second environment brightness value by continuing after an action of the bowels.
In step s 103, if above-mentioned first environment brightness value and the absolute value of the difference of above-mentioned second environment brightness value are big
In predetermined threshold value, then the backlight illumination of current screen is adjusted to the first backlight illumination corresponding to above-mentioned first environment brightness value
Value；
In the embodiment of the present application, if second environment brightness value phase when current first environment brightness value put out screen with last time
Difference is too big, then the backlight illumination of current screen is adjusted to the first backlight illumination to match with above-mentioned first environment brightness value
Value；If second environment brightness value when current first environment brightness value put out screen with last time is not much different (for example, being less than or equal to
Above-mentioned predetermined threshold value), then by the backlight illumination of current screen be directly disposed as last time put out screen when the second backlight brightness values for storing.
Wherein, the above-mentioned predetermined threshold value in the step pre- can first pass through a large number of experiments and obtain, for example, one examination of selection
It is L1 to test ambient brightness value, allows volunteer to adjust screen brightness value so that volunteer eyes in viewing screen more relax
It is suitable, it is assumed that the screen brightness value that the volunteer is adjusted is N1；Then keep screen brightness value N1 constant, constantly increase (or subtract
It is small) above-mentioned experimental enviroment brightness value L 1, record changes how many when experimental enviroment brightness value, the volunteer do not see screen (or
Think that screen is dazzling), and the changing value of experimental enviroment brightness is true (when thinking that screen is dazzling) when the volunteer is not seen screen
It is set to predetermined threshold value.Under normal conditions, multiple volunteers should be selected, and multiple experimental enviroment brightness values are set, it is each by what is measured
A predetermined threshold value is averaged, to obtain more accurate predetermined threshold value.
Under normal conditions, keep screen brightness value constant, when ambient brightness value increases, the environment that human eye can bear is bright
When degree variation size reduces with ambient brightness value, the ambient brightness variation size that human eye can bear often differs larger, therefore,
Two predetermined threshold values, i.e. the first predetermined threshold value and the second predetermined threshold value can be arranged in the embodiment of the present application, wherein this is first default
Threshold value is when ambient brightness value increases, and ambient brightness that human eye can bear changes size, above-mentioned second predetermined threshold value for
When ambient brightness value reduces, the ambient brightness that human eye can bear changes size, and in this case, step S103 is specific
For：
If above-mentioned first environment brightness value be more than above-mentioned second environment brightness value, and above-mentioned first environment brightness value with it is above-mentioned
The difference of second environment brightness value is more than above-mentioned first predetermined threshold value, then the backlight illumination of current screen is adjusted to above-mentioned first
The first backlight brightness values corresponding to ambient brightness value；
If above-mentioned first environment brightness value be less than above-mentioned second environment brightness value, and above-mentioned second environment brightness value with it is above-mentioned
The difference of first environment brightness value is more than above-mentioned second predetermined threshold value, then the backlight illumination of current screen is adjusted to above-mentioned first
The first backlight brightness values corresponding to ambient brightness value.
In addition, above-mentioned first backlight brightness values can be determined according to pre-stored mapping table in the mobile terminal.
The mapping table includes the correspondence relationship information of each ambient brightness value and corresponding backlight brightness values, wherein each ring
Border brightness value corresponds to a backlight brightness values.Above-mentioned mapping table pre- can first pass through a large number of experiments and obtain, for example, logical
It crosses and convenes volunteer to test under varying environment brightness case, the comfortable screen brightness value of institute, to obtain above-mentioned correspondence
Relation table.
In the embodiment of the present application, it can be determined according to the mapping table corresponding to current first environment brightness value
Above-mentioned first backlight brightness values, for example, can be searched in mapping table immediate with above-mentioned first environment brightness value
Ambient brightness value, and using the screen brightness value corresponding to the ambient brightness value as above-mentioned first backlight brightness values；Alternatively, also may be used
According to each ambient brightness value and screen brightness value in mapping table, to determine the pass of ambient brightness value and screen brightness value
It is curve, the first backlight brightness values corresponding to the first environment brightness value is then calculated according to the relation curve.In the application
In embodiment, to how according to mapping table to determine that above-mentioned first backlight brightness values are not construed as limiting.
In addition, in the embodiment of the present application, since different user is different to the susceptibility of extraneous environment bright, same user
It is also different to the susceptibility of extraneous environment bright in different time sections (such as during suffering from eye diseases), therefore the above-mentioned system that is stored in is deposited
Mapping table in reservoir may be not appropriate for the active user of the mobile terminal.Therefore, shifting can be used in active user
During dynamic terminal, according to during use ambient brightness and screen intensity correct the mapping table in memory.
A kind of update method of mapping table is presented below：
First, according to pre-stored mapping table, screen brightness value and the relation curve of ambient brightness value are determined, than
Such as, screen brightness value and ambient brightness value are in a linear relationship；Secondly, it is predicted in current environment brightness value according to the relation curve
Under screen brightness value, and according to the screen brightness value automatically adjust screen intensity；Then, user is obtained to the screen brightness value
Correction value；Finally, the parameters of above-mentioned relation curve are adjusted to the correction value of the screen intensity according to above-mentioned user, from
And obtain correcting relation curve, and mapping table is updated according to relation curve is corrected, to obtain new mapping table.
In addition, the above method that the embodiment of the present application one is provided can also include the following steps：
When receive to the mobile terminal under bright screen state put out screen operation instruction when, more by above-mentioned second environment brightness value
The new ambient brightness value to put out when screen, and backlight brightness values when above-mentioned second backlight brightness values to be updated to put out screen.
Therefore the technical solution that is provided of the embodiment of the present application one is when may be implemented to adjust backlight manually, if currently
Ambient brightness difference when putting out screen of ambient brightness and last time it is excessive (such as user by enter compared with dark situation compared with bright ring border or by
Enter compared with bright ring border compared with dark situation), can current screen intensity be adjusted to the screen to match with current environment brightness automatically
Brightness, to avoid screen of the user by entering compared with dark situation compared with bright ring border when dazzling problem and user by compared with Crape ring
Border enter compared with bright ring border when the problem of can not seeing screen clearly, user experience can be promoted to a certain extent.
Embodiment two
Another back light brightness regulating method provided below the embodiment of the present application two is described, and please refers to attached drawing 2,
Back light brightness regulating method in the embodiment of the present application two includes：
In step s 201, when receiving to putting out the bright screen operation instruction of startup of the mobile terminal under screen state, the detection back of the body
Whether light shaping modes are manual adjustment mode；
In step S202, if the backlight shaping modes of above-mentioned mobile terminal are manual adjustment mode, obtain currently
The second environment brightness value that first environment brightness value and while putting out screen store；
In the embodiment of the present application two, the execution of above-mentioned steps S201-S202 and the step S101-S102 in embodiment one
Mode is identical, and for details, reference can be made to the descriptions of embodiment one, and details are not described herein.
In step S203, judge whether above-mentioned first environment brightness value is more than above-mentioned second environment brightness value, if so,
Step S204 is executed, otherwise, executes step S205；
In the embodiment of the present application two, it is provided with two predetermined threshold values, respectively the first predetermined threshold value and the second default threshold
Value.When above-mentioned first environment brightness value is more than above-mentioned second environment brightness value, need further to judge the first environment brightness
The relationship of value and the difference and above-mentioned first predetermined threshold value of the second environment brightness value, when above-mentioned first environment brightness value is less than upper
When stating second environment brightness value, need further to judge the difference of the second environment brightness value and the first environment brightness value with it is upper
The relationship for stating the second predetermined threshold value, for details, reference can be made to the descriptions of step S103 in embodiment one, and details are not described herein again.
In step S204, if the difference of above-mentioned first environment brightness value and above-mentioned second environment brightness value is more than first in advance
If threshold value, then the backlight illumination of current screen is adjusted to the first predetermined luminance value, and first is pressed in the first preset time period
Above-mentioned first predetermined luminance value is decreased to the first backlight brightness values corresponding to above-mentioned first environment brightness value by default step-length.
In the embodiment of the present application, if current first environment brightness value is more than second environment brightness of last time when putting out screen
Value, and the difference of the two is more than above-mentioned first predetermined threshold value, then can be first a brighter brightness by screen adjustment, then again
Screen intensity is slowly decreased to the first backlight brightness values to match with current first environment brightness value.For example, such as Fig. 3 institutes
Show, user A is initially positioned in the interior of dark, and screen backlight brightness value is X at this time；Then, the user A is brighter in light
Outdoor bright screen again when, screen intensity can be adjusted to a preset greater brightness value first, then within a certain period of time,
For example it is illustrated in figure 3 100ms, the first backlight brightness values that screen brightness value is decreased to match with current environment, in this way
User can be made to open the instantaneous of screen, screen intensity can be adapted to faster, being not screen can not secretly see clearly excessively
Screen.In addition, in the embodiment of the present application, above-mentioned first predetermined luminance value can be calculated according to above-mentioned first backlight brightness values
It obtains, such as 1.2 times or twice etc. that above-mentioned first predetermined luminance value is above-mentioned first backlight illumination, it is specifically, above-mentioned
First predetermined luminance value, the first preset time period, the first default step-length can first pass through a large number of experiments in advance and obtain.
In the embodiment of the present application, if second environment brightness value when current first environment brightness value and last time put out screen
Difference be less than or equal to above-mentioned first predetermined threshold value, then can directly by current screen intensity be set as last time put out screen when screen
Curtain brightness.
In step S205, if the difference of above-mentioned second environment brightness value and above-mentioned first environment brightness value is more than second in advance
If threshold value, then the backlight illumination of current screen is adjusted to the second predetermined luminance value, and second is pressed in the second preset time period
Above-mentioned second predetermined luminance value is increased to the first backlight brightness values corresponding to above-mentioned first environment brightness value by default step-length；
In the embodiment of the present application, if current first environment brightness value is less than second environment brightness of last time when putting out screen
Value, and the difference of the two is more than above-mentioned second predetermined threshold value, then can the backlight illumination of current screen be adjusted to second and preset
Brightness value, and above-mentioned second predetermined luminance value is slowly increased into above-mentioned first environment brightness value in the second preset time period
The first corresponding backlight brightness values.
As shown in figure 4, user B is initially positioned in the brighter interior of light, screen backlight brightness value is W at this time；Then, should
User B (due to that can turn off the light during sleep, ambient brightness value at this time can be very small) in bright screen again during sleep, can
First to adjust screen intensity to a preset smaller brightness value, then within a certain period of time, for example it is illustrated in figure 4
Screen brightness value is increased to the first backlight brightness values to match with current environment, user can be made to open in this way by 200ms
The instantaneous of screen is opened, screen intensity can be adapted to faster, it is excessively bright and affect vision to be not screen.In addition, in the application reality
It applies in example, above-mentioned second predetermined luminance value can be calculated according to above-mentioned first backlight brightness values, such as above-mentioned second
Predetermined luminance value is 0.8 times or 0.5 times etc. of above-mentioned first backlight illumination, specifically, above-mentioned second predetermined luminance value, second
Preset time period, the second default step-length can first pass through a large number of experiments in advance and obtain.
In the embodiment of the present application, if second environment brightness value when last time puts out screen and current first environment brightness value
Difference be less than or equal to above-mentioned second predetermined threshold value, then can directly by current screen intensity be set as last time put out screen when screen
Curtain brightness.
In addition, in the embodiment of the present application two, a predetermined threshold value can also be only set, then in this case,
After above-mentioned S201 and step S202, following steps can be executed：
If above-mentioned first environment brightness value is more than above-mentioned second environment brightness value, and the first environment brightness value and above-mentioned the
The absolute value of the difference of two ambient brightness values is more than the predetermined threshold value, then can the backlight illumination of current screen be adjusted to first
Then first brightness value is decreased to matched first backlight of first environment brightness value institute by brightness value in first time period
Brightness value；
If above-mentioned first environment brightness value is less than above-mentioned second environment brightness value, and the first environment brightness value and above-mentioned the
The absolute value of the difference of two ambient brightness values is more than the predetermined threshold value, then can the backlight illumination of current screen be adjusted to second
Then second brightness value is increased to matched first backlight of first environment brightness value institute by brightness value in second time period
Brightness value.
The technical solution that the embodiment of the present application two is provided is specific to limit compared to the technical solution that embodiment one is provided
Ambient brightness when if current ambient brightness put out screen with last time differs larger, how by screen intensity be adjusted to currently
The screen intensity that ambient brightness matches, the screen luminance adjustment method that the embodiment of the present application two is provided is compared to embodiment one
It can allow the user to adapt to screen intensity faster, further promote user experience.In addition, two institute of the embodiment of the present application
When the technical solution of offer can also realize adjusting backlight manually, screen of the user by entering compared with dark situation compared with bright ring border when is avoided
Dazzling problem and user by compared with dark situation enter compared with bright ring border when the problem of can not seeing screen clearly.
It should be understood that the size of the serial number of each step is not meant that the order of the execution order in above method embodiment, respectively
The execution sequence of process should be determined by its function and internal logic, and the implementation process without coping with the embodiment of the present application constitutes any
It limits.
Embodiment three
The embodiment of the present application three provides a kind of backlight illumination regulating device, for purposes of illustration only, only showing and the application phase
The part of pass, backlight illumination regulating device 300 as shown in Figure 5 include,
Backlight mode detection module 301 refers to for working as to receive to putting out the bright screen operation of the startup of the mobile terminal under screen state
When showing, whether detection backlight shaping modes are manual adjustment mode；
Ambient brightness acquisition module 302, if the backlight shaping modes for above-mentioned mobile terminal are manual adjustment mode,
The second environment brightness value for obtaining current first environment brightness value and being stored when putting out screen；
First backlight adjustment module 303, if the difference for above-mentioned first environment brightness value and above-mentioned second environment brightness value
The absolute value of value is more than predetermined threshold value, then the backlight illumination of current screen is adjusted to corresponding to above-mentioned first environment brightness value
First backlight brightness values.
Optionally, above-mentioned mobile terminal is stored with mapping table, and above-mentioned mapping table includes ambient brightness value and the back of the body
The correspondence of brightness values, wherein each ambient brightness value correspond to a backlight brightness values；
Correspondingly, above-mentioned first backlight adjustment module 303 is specifically used for：
If above-mentioned first environment brightness value and the absolute value of the difference of above-mentioned second environment brightness value are more than predetermined threshold value,
According to above-mentioned mapping table, corresponding first backlight brightness values of above-mentioned first environment brightness value are determined, and by current screen
Backlight illumination is adjusted to above-mentioned first backlight brightness values.
Optionally, above-mentioned predetermined threshold value includes the first predetermined threshold value and the second predetermined threshold value；
Correspondingly, above-mentioned first backlight adjustment module 303 includes：
First adjusts unit, if being more than above-mentioned second environment brightness value, and above-mentioned for above-mentioned first environment brightness value
One ambient brightness value and the difference of above-mentioned second environment brightness value are more than above-mentioned first predetermined threshold value, then by the backlight of current screen
Brightness regulation is the first backlight brightness values corresponding to above-mentioned first environment brightness value；
Second adjusts unit, if being less than above-mentioned second environment brightness value, and above-mentioned for above-mentioned first environment brightness value
Two ambient brightness values and the difference of above-mentioned first environment brightness value are more than above-mentioned second predetermined threshold value, then by the backlight of current screen
Brightness regulation is the first backlight brightness values corresponding to above-mentioned first environment brightness value.
Optionally, above-mentioned first adjusting unit is specifically used for：
If above-mentioned first environment brightness value be more than above-mentioned second environment brightness value, and above-mentioned first environment brightness value with it is above-mentioned
The difference of second environment brightness value is more than above-mentioned first predetermined threshold value, then the backlight illumination of current screen is adjusted to first and preset
Brightness value, and above-mentioned first predetermined luminance value is decreased to above-mentioned first ring by the first default step-length in the first preset time period
The first backlight brightness values corresponding to the brightness value of border.
Optionally, above-mentioned second adjusting unit is specifically used for：
If above-mentioned first environment brightness value be less than above-mentioned second environment brightness value, and above-mentioned second environment brightness value with it is above-mentioned
The difference of first environment brightness value is more than above-mentioned second predetermined threshold value, then the backlight illumination of current screen is adjusted to second and preset
Brightness value, and above-mentioned second predetermined luminance value is increased into above-mentioned first ring by the second default step-length in the second preset time period
The first backlight brightness values corresponding to the brightness value of border.
Optionally, above-mentioned backlight illumination regulating device 300 further includes：
Second backlight adjustment module, if for above-mentioned first environment brightness value and the difference of above-mentioned second environment brightness value
Absolute value is less than or equal to above-mentioned predetermined threshold value, then the second backlight stored when setting putting out the backlight illumination of current screen to screen
Brightness value.
Optionally, above-mentioned backlight illumination regulating device 300 further includes：
Update module, for when receive to the above-mentioned mobile terminal under bright screen state put out screen operation instruction when, will be upper
When stating ambient brightness value when second environment brightness value is updated to put out screen, and being updated to put out screen by above-mentioned second backlight brightness values
Backlight brightness values.
It should be noted that the contents such as information exchange, implementation procedure between above-mentioned apparatus/unit, due to the application
Embodiment of the method is based on same design, concrete function and the technique effect brought, for details, reference can be made to embodiment of the method part, this
Place repeats no more.
Example IV
Fig. 6 is the schematic diagram for the mobile terminal that the embodiment of the present application four provides.As shown in fig. 6, the mobile end of the embodiment
End 4 includes：Processor 40, memory 41 and it is stored in the meter that can be run in above-mentioned memory 41 and on above-mentioned processor 40
Calculation machine program 42.Above-mentioned processor 40 realizes that above-mentioned each back light brightness regulating method is implemented when executing above computer program 42
Step in example, such as step S101 to S103 shown in FIG. 1.Alternatively, above-mentioned processor 40 executes above computer program 42
The function of each module/unit in the above-mentioned each device embodiments of Shi Shixian, for example, module 301 to 303 shown in Fig. 5 function.
Illustratively, above computer program 42 can be divided into one or more module/units, said one or
Multiple module/units are stored in above-mentioned memory 41, and are executed by above-mentioned processor 40, to complete the application.Above-mentioned one
A or multiple module/units can be the series of computation machine program instruction section that can complete specific function, which is used for
Implementation procedure of the above computer program 42 in above-mentioned mobile terminal 4 is described.For example, above computer program 42 can be divided
It is cut into backlight mode detection module, ambient brightness acquisition module and the first backlight adjustment module, each module concrete function is as follows：
When receiving to putting out the bright screen operation instruction of startup of the mobile terminal under screen state, whether detection backlight shaping modes
For manual adjustment mode；
If the backlight shaping modes of above-mentioned mobile terminal are manual adjustment mode,：
The second environment brightness value for obtaining current first environment brightness value and being stored when putting out screen；
If above-mentioned first environment brightness value and the absolute value of the difference of above-mentioned second environment brightness value are more than predetermined threshold value,
The backlight illumination of current screen is adjusted to the first backlight brightness values corresponding to above-mentioned first environment brightness value.
Above-mentioned mobile terminal 4 can be the computing devices such as smart mobile phone, tablet computer, learning machine, intelligent wearable device.On
It states mobile terminal may include, but is not limited only to, processor 40, memory 41.It will be understood by those skilled in the art that Fig. 6 is only
It is the example of mobile terminal 4, does not constitute the restriction to mobile terminal 4, may include components more more or fewer than diagram, or
Person combines certain components or different components, such as above-mentioned mobile terminal can also include input-output equipment, network insertion
Equipment, bus etc..
Alleged processor 40 can be central processing unit (Central Processing Unit, CPU), can also be
Other general processors, digital signal processor (Digital Signal Processor, DSP), application-specific integrated circuit
(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 etc..General processor can be microprocessor or the processor can also be any conventional processor
Deng.
Above-mentioned memory 41 can be the internal storage unit of above-mentioned mobile terminal 4, such as the hard disk of mobile terminal 4 or interior
It deposits.Above-mentioned memory 41 can also be to be equipped on the External memory equipment of above-mentioned mobile terminal 4, such as above-mentioned mobile terminal 4
Plug-in type hard disk, intelligent memory card (Smart Media Card, SMC), secure digital (Secure Digital, SD) card dodge
Deposit card (Flash Card) etc..Further, above-mentioned memory 41 can also both include the storage inside list of above-mentioned mobile terminal 4
Member also includes External memory equipment.Above-mentioned memory 41 is for storing needed for above computer program and above-mentioned mobile terminal
Other programs and data.Above-mentioned memory 41 can be also used for temporarily storing the data that has exported or will export.
It is apparent to those skilled in the art that for convenience of description and succinctly, only with above-mentioned each work(
Can unit, module division progress for example, in practical application, can be as needed and by above-mentioned function distribution by different
Functional unit, module are completed, i.e., the internal structure of above-mentioned apparatus are divided into different functional units or module, more than completion
The all or part of function of description.Each functional unit, module in embodiment can be integrated in a processing unit, also may be used
It, can also be above-mentioned integrated during two or more units are integrated in one unit to be that each unit physically exists alone
The form that hardware had both may be used in unit is realized, can also be realized in the form of SFU software functional unit.In addition, each function list
Member, the specific name of module are also only to facilitate mutually distinguish, the protection domain being not intended to limit this application.Above system
The specific work process of middle unit, module, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, is not described in detail or remembers in some embodiment
The part of load may refer to the associated description of other embodiments.
Those of ordinary skill in the art may realize that lists described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
It is implemented in hardware or software, depends on the specific application and design constraint of technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
Scope of the present application.
In embodiment provided herein, it should be understood that disclosed device/mobile terminal and method, it can be with
It realizes by another way.For example, device described above/mobile terminal embodiment is only schematical, for example, on
The division of module or unit is stated, only a kind of division of logic function, formula that in actual implementation, there may be another division manner, such as
Multiple units or component can be combined or can be integrated into another system, or some features can be ignored or not executed.Separately
A bit, shown or discussed mutual coupling or direct-coupling or communication connection can be by some interfaces, device
Or INDIRECT COUPLING or the communication connection of unit, can be electrical, machinery or other forms.
The above-mentioned unit illustrated as separating component may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple
In network element.Some or all of unit therein can be selected according to the actual needs to realize the mesh of this embodiment scheme
's.
In addition, each functional unit in each embodiment of the application can be integrated in a processing unit, it can also
It is that each unit physically exists alone, it can also be during two or more units be integrated in one unit.Above-mentioned integrated list
The form that hardware had both may be used in member is realized, can also be realized in the form of SFU software functional unit.
If above-mentioned integrated module/unit be realized in the form of SFU software functional unit and as independent product sale or
In use, can be stored in a computer read/write memory medium.Based on this understanding, the application realizes above-mentioned implementation
All or part of flow in example method, can also instruct relevant hardware to complete, above-mentioned meter by computer program
Calculation machine program can be stored in a computer readable storage medium, the computer program when being executed by processor, it can be achieved that on
The step of stating each embodiment of the method.Wherein, above computer program includes computer program code, above computer program generation
Code can be source code form, object identification code form, executable file or certain intermediate forms etc..Above computer readable medium
May include：Any entity or device, recording medium, USB flash disk, mobile hard disk, magnetic of above computer program code can be carried
Dish, CD, computer storage, read-only memory (ROM, Read-Only Memory), random access memory (RAM,
Random Access Memory), electric carrier signal, telecommunication signal and software distribution medium etc..It should be noted that above-mentioned
The content that computer-readable medium includes can carry out increasing appropriate according to legislation in jurisdiction and the requirement of patent practice
Subtract, such as in certain jurisdictions, according to legislation and patent practice, computer-readable medium does not include electric carrier signal and electricity
Believe signal.
Above above-described embodiment is only to illustrate the technical solution of the application, rather than its limitations；Although with reference to aforementioned reality
Example is applied the application is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to aforementioned each
Technical solution recorded in embodiment is modified or equivalent replacement of some of the technical features；And these are changed
Or replace, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution should all
Within the protection domain of the application.
Claims (10)
1. a kind of back light brightness regulating method, which is characterized in that including：
When receiving to putting out the bright screen operation instruction of startup of the mobile terminal under screen state, whether detection backlight shaping modes are hand
Dynamic shaping modes；
If the backlight shaping modes of the mobile terminal are manual adjustment mode,：
The second environment brightness value for obtaining current first environment brightness value and being stored when putting out screen；
If the first environment brightness value and the absolute value of the difference of the second environment brightness value are more than predetermined threshold value, will work as
The backlight illumination of forth screen is adjusted to the first backlight brightness values corresponding to the first environment brightness value.
2. back light brightness regulating method as described in claim 1, which is characterized in that the mobile terminal is stored with correspondence
Table, the mapping table include the correspondence of ambient brightness value and backlight brightness values, wherein each ambient brightness value pair
Answer a backlight brightness values；
Correspondingly, if the first environment brightness value and the absolute value of the difference of the second environment brightness value are more than default threshold
Value, then be adjusted to the first backlight brightness values corresponding to the first environment brightness value by the backlight illumination of current screen, including：
If the first environment brightness value and the absolute value of the difference of the second environment brightness value are more than predetermined threshold value, basis
The mapping table, determines corresponding first backlight brightness values of the first environment brightness value, and by the backlight of current screen
Brightness regulation is first backlight brightness values.
3. back light brightness regulating method as described in claim 1, which is characterized in that the predetermined threshold value includes the first default threshold
Value and the second predetermined threshold value；
Correspondingly, if the first environment brightness value and the absolute value of the difference of the second environment brightness value are more than default threshold
Value, then be adjusted to the first backlight brightness values corresponding to the first environment brightness value by the backlight illumination of current screen, including：
If the first environment brightness value is more than the second environment brightness value, and the first environment brightness value and described second
The difference of ambient brightness value is more than first predetermined threshold value, then the backlight illumination of current screen is adjusted to the first environment
The first backlight brightness values corresponding to brightness value；
If the first environment brightness value is less than the second environment brightness value, and the second environment brightness value and described first
The difference of ambient brightness value is more than second predetermined threshold value, then the backlight illumination of current screen is adjusted to the first environment
The first backlight brightness values corresponding to brightness value.
4. back light brightness regulating method as claimed in claim 3, which is characterized in that if the first environment brightness value is big
In the second environment brightness value, and the difference of the first environment brightness value and the second environment brightness value is more than described the
The backlight illumination of current screen is then adjusted to the first backlight illumination corresponding to the first environment brightness value by one predetermined threshold value
Value, including：
If the first environment brightness value is more than the second environment brightness value, and the first environment brightness value and described second
The difference of ambient brightness value is more than first predetermined threshold value, then the backlight illumination of current screen is adjusted to the first predetermined luminance
Value, and it is bright in the first preset time period by the first default step-length first predetermined luminance value to be decreased to the first environment
The first backlight brightness values corresponding to angle value.
5. back light brightness regulating method as claimed in claim 3, which is characterized in that if the first environment brightness value is small
In the second environment brightness value, and the difference of the second environment brightness value and the first environment brightness value is more than described the
The backlight illumination of current screen is then adjusted to the first backlight illumination corresponding to the first environment brightness value by two predetermined threshold values
Value, including：
If the first environment brightness value is less than the second environment brightness value, and the second environment brightness value and described first
The difference of ambient brightness value is more than second predetermined threshold value, then the backlight illumination of current screen is adjusted to the second predetermined luminance
Value, and it is bright in the second preset time period by the second default step-length second predetermined luminance value to be increased to the first environment
The first backlight brightness values corresponding to angle value.
6. the back light brightness regulating method as described in any one of claim 1 to 5, which is characterized in that the method further includes：
If the first environment brightness value and the absolute value of the difference of the second environment brightness value are less than or equal to described default
Threshold value, then the second backlight brightness values stored when setting putting out the backlight illumination of current screen to screen.
7. back light brightness regulating method as claimed in claim 6, which is characterized in that the back light brightness regulating method also wraps
It includes：
When receive to the mobile terminal under bright screen state put out screen operation instruction when, more by the second environment brightness value
The new ambient brightness value to put out when screen, and backlight brightness values when second backlight brightness values to be updated to put out screen.
8. a kind of backlight illumination regulating device, which is characterized in that including：
Backlight mode detection module, for when receiving to putting out the bright screen operation instruction of startup of the mobile terminal under screen state, examining
Survey whether backlight shaping modes are manual adjustment mode；
Ambient brightness acquisition module, if the backlight shaping modes for the mobile terminal are manual adjustment mode, acquisition is worked as
The second environment brightness value that preceding first environment brightness value and while putting out screen store；
First backlight adjustment module, if for the absolute of the first environment brightness value and the difference of the second environment brightness value
Value is more than predetermined threshold value, then the backlight illumination of current screen is adjusted to the first backlight corresponding to the first environment brightness value
Brightness value.
9. a kind of mobile terminal, including memory, processor and it is stored in the memory and can be on the processor
The computer program of operation, which is characterized in that the processor realizes such as claim 1 to 7 when executing the computer program
The step of any one the method.
10. a kind of computer readable storage medium, the computer-readable recording medium storage has computer program, feature to exist
In when the computer program is executed by processor the step of any one of such as claim 1 to 7 of realization the method.
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| CN201810555546.1A CN108401078B (en) | 2018-06-01 | 2018-06-01 | Backlight brightness adjusting method and device, mobile terminal and readable storage medium |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810555546.1A CN108401078B (en) | 2018-06-01 | 2018-06-01 | Backlight brightness adjusting method and device, mobile terminal and readable storage medium |
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| CN111883040A (en) * | 2020-07-31 | 2020-11-03 | 北京小米移动软件有限公司 | Display effect adjusting method and device of display screen, terminal equipment and medium |
| CN112992100A (en) * | 2021-04-19 | 2021-06-18 | Oppo广东移动通信有限公司 | Screen brightness adjusting method and device, electronic equipment and storage medium |
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