CN105979400A - Screen brightness adjusting method, device and terminal - Google Patents
Screen brightness adjusting method, device and terminal Download PDFInfo
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- CN105979400A CN105979400A CN201610488154.9A CN201610488154A CN105979400A CN 105979400 A CN105979400 A CN 105979400A CN 201610488154 A CN201610488154 A CN 201610488154A CN 105979400 A CN105979400 A CN 105979400A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/485—End-user interface for client configuration
- H04N21/4854—End-user interface for client configuration for modifying image parameters, e.g. image brightness, contrast
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/10—Intensity circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/04—Diagnosis, testing or measuring for television systems or their details for receivers
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Abstract
The embodiment of the invention provides a screen brightness adjusting method, device and terminal. The method comprises the following steps: acquiring RGB color values at a plurality of pixel points on at least one playing image played on a display screen; computing the color average value among the obtained plurality of RGB color values; determining a target brightness value corresponding to the color average value; adjusting the display brightness of a background light of the display screen to the target brightness value. Through the adoption of the method provided by the invention, the display brightness of the background light of the display screen can be automatically adjusted according to the color value of the image played on the display screen; the brightness of the background light of the display screen can be dimmed when the playing image displays the bright color, and the brightness of the background light of the display screen can be brightened when the playing image displays the dark color, and then the user cannot feel dazzling while watching bright playing image, and can clearly watch the detailed content in the playing image while watching dark playing image.
Description
Technical field
The present invention relates to intelligent television technical field, particularly relate to a kind of screen luminance adjustment method, device and terminal.
Background technology
Currently, in order to bring more vivid display effect to user, the TV programme play on intelligent television
Color enriches bright-coloured further, and the picture that intelligent television shows typically has different colors, and, in order to reach more preferable
Visual effect, also picture may can be carried out color enhancement, make the picture that intelligent television shows more close with color in kind,
Possibly even more exaggerate than color in kind.
But, during inventor implements the embodiment of the present invention, it was found that problems with.
When showing the TV image of different color, the screen intensity of intelligent television is maintained at identical brightness, works as picture color
During for relatively bright colors such as whites, user may think that when watching picture broadcasting pictures is crossed bright and felt dazzling, it is impossible to
Seeing the content in picture clearly, when TV image content to be shown is the dark color such as black, user may feel to broadcast
Put picture to cross dark and image content cannot be seen clearly.
Summary of the invention
For overcoming problem present in correlation technique, the present invention provides screen luminance adjustment method, device and terminal.
First aspect according to embodiments of the present invention, it is provided that a kind of screen luminance adjustment method, described method includes:
Obtain the RGB color value at multiple pixels at least one broadcasting pictures that display screen is being play；
Calculate the color average between the multiple described RGB color value got；
Determine the target brightness value corresponding with described color average；
The display brightness of described display screen background light is regulated to target brightness value.
Alternatively, the described display brightness by described display screen background light regulates to target brightness value, including:
Obtain the present intensity value of display screen background light and the preset threshold range centered by described target brightness value；
Judge whether described present intensity value exceedes described preset threshold range；
When described present intensity value exceedes described preset threshold range, according to the first predetermined manner by described display screen background
The display brightness of lamp regulates to nearest threshold value end points；
According to the second predetermined manner, the display brightness of described display screen background light is regulated to target brightness value.
Alternatively, the described display brightness by described display screen background light regulates to target brightness value, also includes:
When described present intensity value is positioned at described preset threshold range, directly according to the second predetermined manner by described display screen
The display brightness of curtain background light regulates to target brightness value.
Alternatively, the RGB of display at multiple pixels at least one broadcasting pictures that described acquisition display screen is being play
Color value, including:
The broadcasting content play on described display screen is carried out a sectional drawing according to every prefixed time interval, obtains many
Individual broadcasting pictures；
Each described broadcasting pictures is chosen the scattered pixel in multiple position；
For each described broadcasting pictures, obtain the RGB color value of display at the multiple described pixel in described broadcasting pictures.
Alternatively, the RGB of display at multiple pixels at least one broadcasting pictures that described acquisition display screen is being play
Color value, including:
The broadcasting content play on described display screen is carried out a sectional drawing according to every prefixed time interval, obtains many
Individual broadcasting pictures；
Each described broadcasting pictures chooses at least one viewing area；
For each described broadcasting pictures, aobvious at the multiple pixels obtained in described broadcasting pictures in each described viewing area
The RGB color value shown.
In another embodiment of the present invention, it is provided that a kind of screen brightness regulating device, described device includes:
Acquisition module, for obtaining at least one broadcasting pictures that display screen is being play the RGB face at multiple pixels
Colour；
Computing module, for calculating the color average between the multiple described RGB color value got；
Determine module, for determining the target brightness value corresponding with described color average；
Adjustment module, for regulating the display brightness of described display screen background light to target brightness value.
Alternatively, described adjustment module, including:
First obtains submodule, for obtaining the present intensity value of display screen background light and centered by described target brightness value
Preset threshold range；
Judge submodule, be used for judging whether described present intensity value exceedes described preset threshold range；
First regulon module, for when described present intensity value exceedes described preset threshold range, presets side according to first
The display brightness of described display screen background light is regulated to nearest threshold value end points by formula；
Second regulon module, for regulating the display brightness of described display screen background light to mesh according to the second predetermined manner
Mark brightness value.
Alternatively, described adjustment module, also include:
3rd regulon module, for when described present intensity value is positioned at described preset threshold range, directly according to second
The display brightness of described display screen background light is regulated to target brightness value by predetermined manner.
Alternatively, described acquisition module, including:
First sectional drawing submodule, the broadcasting content being used for play on described display screen is according to every prefixed time interval
Carry out a sectional drawing, obtain multiple broadcasting pictures；
First chooses submodule, for choosing the scattered pixel in multiple position in each described broadcasting pictures；
Second obtains submodule, for for each described broadcasting pictures, obtains the multiple described pixel in described broadcasting pictures
The RGB color value of display at Dian.
Alternatively, described acquisition module, including:
Second sectional drawing submodule, the broadcasting content being used for play on described display screen is according to every prefixed time interval
Carry out a sectional drawing, obtain multiple broadcasting pictures；
Second chooses submodule, for choosing at least one viewing area in each described broadcasting pictures；
3rd obtains submodule, for for each described broadcasting pictures, obtains each described viewing area in described broadcasting pictures
The RGB color value of display at multiple pixels in territory.
In another embodiment of the present invention, it is provided that a kind of terminal, described terminal includes:
Processor；
For storing the memorizer of processor executable；
Wherein, described processor is configured to:
Obtain the RGB color value at multiple pixels at least one broadcasting pictures that display screen is being play；
Calculate the color average between the multiple described RGB color value got；
Determine the target brightness value corresponding with described color average；
The display brightness of described display screen background light is regulated to target brightness value.
The technical scheme that embodiments of the invention provide can include following beneficial effect:
The embodiment of the present invention is by obtaining at least one broadcasting pictures of playing of display screen the RGB at multiple pixels
Color value, then calculates the color average between the multiple described RGB color value got, then determines flat with described color
The target brightness value that average is corresponding, finally regulates the display brightness of described display screen background light to target brightness value.
The method that the embodiment of the present invention provides can be automatically adjusted display screen automatically according to the color value of display screen broadcasting pictures
The display brightness of curtain background light, can make when broadcasting pictures shows relatively bright color, and the brightness of display screen background light is adjusted
Secretly, when broadcasting pictures shows dark color, the brightness of display screen background light lightens, and then user can be made in viewing
Do not feel dazzling, when watching dark broadcasting pictures during relatively bright broadcasting pictures, it is possible to that sees clearly in broadcasting pictures is thin
Joint content.
It should be appreciated that it is only exemplary and explanatory that above general description and details hereinafter describe, can not limit
The present invention processed.
Accompanying drawing explanation
Accompanying drawing herein is merged in description and constitutes the part of this specification, it is shown that meet embodiments of the invention,
And for explaining the principle of the present invention together with description.
Fig. 1 is the flow chart according to a kind of screen luminance adjustment method shown in an exemplary embodiment；
Fig. 2 is a kind of flow chart of step S104 in Fig. 1；
Fig. 3 is the another kind of flow chart of step S104 in Fig. 1；
Fig. 4 is a kind of flow chart of step S101 in Fig. 1；
Fig. 5 is the another kind of flow chart of step S101 in Fig. 1；
Fig. 6 is the structure chart according to a kind of screen brightness regulating device shown in an exemplary embodiment；
Fig. 7 is the block diagram according to a kind of terminal shown in an exemplary embodiment.
Detailed description of the invention
Here will illustrate exemplary embodiment in detail, its example represents in the accompanying drawings.Explained below relates to accompanying drawing
Time, unless otherwise indicated, the same numbers in different accompanying drawings represents same or analogous key element.In following exemplary embodiment
Described embodiment does not represent all embodiments consistent with the present invention.On the contrary, they are only and the most appended power
The example of the apparatus and method that some aspects that described in detail in profit claim, the present invention are consistent.
Owing in prior art, the brightness of intelligent television display screen can not be changed according to the brightness of display image content, this
Sample is when display white waits relatively bright color, and user can feel dazzling, and when showing the dark color such as black, user
Can feel dim and image content cannot be seen clearly, to this end, as it is shown in figure 1, in another embodiment of the present invention, it is provided that one
Planting screen luminance adjustment method, described method can apply to the intelligent terminal such as intelligent television, smart mobile phone, described method bag
Include following steps.
In step S101, obtain the RGB face at multiple pixels at least one broadcasting pictures that display screen is being play
Colour.
In an embodiment of the present invention, display screen can refer to the display screen of intelligent television, and broadcasting pictures can be Intelligent electric
Depending on the single-frame images of any one in currently playing any video content, at least one broadcasting pictures play is permissible
Refer to the video content in a preset time period, such as, a video commence play out after the 5th minute to the 10th minute this time
Between multiple broadcasting pictures in section, it is also possible to refer to extract several broadcasting pictures etc. at interval of preset time period, such as, preset
Time period can be 1 minute, can extract equal number broadcasting pictures at interval of 1 minute, it is also possible to extract different number
Amount broadcasting pictures, is merely illustrative of here, and concrete time interval and quantity can set according to actual needs.
Multiple pixels may be located at multiple scattered coordinate position random or fixing on display screen, it is also possible to is positioned at
Coordinates regional random or fixing on display screen, RGB color value can refer to the RGB that at pixel, the color of display is corresponding
Numerical value, such as, pure red RGB numerical value is (255,0,0)；The RGB numerical value of white is (255,255,255)；Black
The RGB numerical value of color is (0,0,0) etc..
In this step, first can choose multiple pixel for gathering brightness value at display screen, then obtain multiple
RGB color value at pixel.
In step s 102, the color average between the multiple described RGB color value got is calculated.
In this step, can first the multiple RGB color values obtained be sued for peace, the most again by summed result divided by bright
The quantity of angle value, the numerical value obtained after calculating is average brightness, such as: when the multiple RGB color values obtained are respectively
(88,87,86), (0,0,0) and (128,138,138), then summation process can be respectively by tri-passages of R, G and B
Numerical value be separately summed, then divided by 3, then the average brightness tried to achieve is (72,75,77).
In step s 103, the target brightness value corresponding with described color average is determined.
In embodiments of the present invention, target brightness value can refer to the brightness value after the regulation of display screen background light, target brightness value
Scope can determine according to the brightness range of background light, then the brightness range of background light is divided equally, and obtains multiple dividing equally
Point, is defined as target brightness value by the numerical value of multiple equal branches, can be color average and target brightness value one_to_one corresponding,
Can also be numerical range and the target brightness value one_to_one corresponding of color average, the numerical range of color average be bright with target
Corresponding relation between angle value can be as shown in table 1 below.
Table 1
In this step, can search according to the corresponding relation between default color average and target brightness value and calculate
The target brightness value that the color average that goes out is corresponding, or, according to numerical range and the object brightness of default color average
Corresponding relation between value, first looks for the numerical range that the color average that calculates is corresponding, then searches and numerical range pair
The target brightness value answered.
In step S104, the display brightness of described display screen background light is regulated to target brightness value.
In this step, when regulating brightness, the present intensity value of display screen background light can first be detected, when the brightest
When angle value is different from target brightness value, then the present intensity value of display screen background light is regulated to target brightness value.
Target brightness value can be directly adjusted to from present intensity value according to predetermined manner, also when regulating display screen background light
Target brightness value can be slowly adjusted to according to predetermined manner from present intensity value.
The embodiment of the present invention is by obtaining at least one broadcasting pictures of playing of display screen the RGB at multiple pixels
Color value, then calculates the color average between the multiple described RGB color value got, then determines flat with described color
The target brightness value that average is corresponding, finally regulates the display brightness of described display screen background light to target brightness value.
The method that the embodiment of the present invention provides can be automatically adjusted display screen automatically according to the color value of display screen broadcasting pictures
The display brightness of curtain background light, can make when broadcasting pictures shows relatively bright color, and the brightness of display screen background light is adjusted
Secretly, when broadcasting pictures shows dark color, the brightness of display screen background light lightens, and then user can be made in viewing
Do not feel dazzling, when watching dark broadcasting pictures during relatively bright broadcasting pictures, it is possible to that sees clearly in broadcasting pictures is thin
Joint content.
Due in actual applications, if having been used up identical gradual change regulative mode during Tiao Jie, regulation so will be caused
Process is excessively slow, may extend user's viewing time for uncomfortable image content, affect user's vision, and,
Owing to broadcasting pictures is real-time change, but governing speed is likely to occur just to have regulated bright broadcasting the most slowly
Putting the situation that picture has finished, if regulating too fast, then the visual effect change that may make user is excessive, equally
Cause the visual discomfort of user, to this end, as in figure 2 it is shown, in another embodiment of the present invention, described step S104 is wrapped
Include following steps.
In step s 201, the present intensity value of display screen background light and presetting centered by described target brightness value are obtained
Threshold range.
In embodiments of the present invention, the preset threshold range centered by target brightness value can refer to centered by target brightness value
Extend the preset threshold range that obtains of pre-fixed step size to two ends, two threshold value end points of preset threshold range can be two adjacent
The midpoint etc. of target brightness value, for example, with reference to shown in table 1, it is assumed that first aim brightness value is 600, second target
Brightness value is 500 ... the rest may be inferred, and the 5th target brightness value is 200, then corresponding the presetting of first aim brightness value
Threshold range should be 650 to 550, and the preset threshold range that second target brightness value is corresponding should be 550 to 450 ... depend on
This analogizes, and the 5th preset threshold range that target brightness value is corresponding is 250 to 150.
In step S202, it is judged that whether described present intensity value exceedes described preset threshold range.
In this step, two threshold value end points of present intensity value with preset threshold range can be compared, when the brightest
When angle value is positioned at two threshold value end points corresponding interval outer, it may be determined that present intensity value exceedes preset threshold range, such as,
Assuming that present intensity value is 230, the preset threshold range centered by target brightness value is 550 to 450, then may determine that and work as
Front brightness value exceedes preset threshold range.
When described present intensity value exceedes described preset threshold range, in step S203, according to the first predetermined manner by institute
The display brightness stating display screen background light regulates to nearest threshold value end points.
In embodiments of the present invention, the first predetermined manner can refer to quickly regulate process, can exist less during regulation
Gradual change point, such as: a point and two points etc., during regulation can also directly from currently displaying brightness value regulate to threshold
The brightness value that value end points is corresponding, there is not any gradual change point in centre, specifically, it is determined that the gradual change point that the first predetermined manner is corresponding
Quantity time, can use and show the respective option at display interface, receive the selection that user sent by remote controller the most again and believe
Number determine the quantity of gradual change point corresponding to the first predetermined manner.
In this step, according to the first predetermined manner, by display brightness from currently displaying brightness regulation to nearest threshold value end points,
Such as, the threshold value end points nearest apart from present intensity value 230 is 450, can directly be adjusted to 450 from present intensity value 230,
A point 340 can also be selected between 230 and 450 as gradual change point, first present intensity value is adjusted to 340, adjust
Save 450 etc..
In step S204, according to the second predetermined manner, the display brightness of described display screen background light is regulated to object brightness
Value.
In embodiments of the present invention, the second predetermined manner can refer to regulate process slowly, can exist multiple during regulation
Gradual change point, such as 5 or 10 etc., specifically, it is determined that during the quantity of gradual change point corresponding to the second predetermined manner, can
Show the respective option to use at display interface, receive the selection signal that user sent by remote controller the most again and determine second
The quantity of the gradual change point that predetermined manner is corresponding.
In this step, display brightness can be adjusted to first brightness value corresponding to gradual change point from present intensity value, then adjust
Save two values that second gradual change point is corresponding, the brightness value that the 3rd gradual change point is corresponding ... last gradual change point is corresponding
Brightness value.
The embodiment of the present invention is by obtaining the present intensity value of display screen background light and pre-centered by described target brightness value
If threshold range, it is judged that whether described present intensity value exceedes described preset threshold range, when described present intensity value exceedes institute
When stating preset threshold range, according to the first predetermined manner, the display brightness of described display screen background light is regulated to nearest threshold
Value end points, can regulate the display brightness of described display screen background light to target brightness value according to the second predetermined manner.
The method that the embodiment of the present invention provides, it is possible to automatically according to present intensity value and presetting centered by target brightness value
Relation between threshold range, is divided into two regulation stages and utilizes different predetermined manner regulation displays in each regulation stage
The background light brightness of screen, interim regulation, human eye more buffer time can be given, it is to avoid cause to the vision of user
Injury.
In the aforementioned embodiment, when outside present intensity value is positioned at preset threshold range, two regulation stages respectively with difference
Predetermined manner regulation display screen background light brightness, but, when present intensity value is positioned at preset threshold range, as
Fruit is still divided into two stages to be adjusted, then regulation process is by cumbersome complexity, causes the wasting of resources, as it is shown on figure 3,
In another embodiment of the present invention, described step S104, further comprising the steps of.
When described present intensity value is positioned at described preset threshold range, in step S301, directly preset side according to second
The display brightness of described display screen background light is regulated to target brightness value by formula.
In this step, slowly display brightness can be adjusted to object brightness from present intensity value according to the second predetermined manner
Value, can be adjusted to first brightness value corresponding to gradual change point by display brightness from present intensity value, then be adjusted to second gradually
Two values that height is corresponding, the brightness value that the 3rd gradual change point is corresponding ... the brightness value that last gradual change point is corresponding.
The embodiment of the present invention, can be directly according to second by when described present intensity value is positioned at described preset threshold range
The display brightness of described display screen background light is regulated to target brightness value by predetermined manner.
The method that the embodiment of the present invention provides, it is possible to regulate the background light brightness of display screen in the way of gradual change.
In actual applications, in order to the RGB color value that reflection broadcasting pictures is overall more accurately, as shown in Figure 4,
In another embodiment of the present invention, described step S101 comprises the following steps.
In step S401, the broadcasting content that described display screen is being play is carried out one according to every prefixed time interval
Secondary sectional drawing, obtains multiple broadcasting pictures.
In this step, broadcasting pictures can be carried out sectional drawing, cuts every time during display screen plays content
Time interval between figure is prefixed time interval, so can obtain multiple broadcasting pictures.
In step S402, each described broadcasting pictures is chosen the scattered pixel in multiple position.
In this step, can be to use the multiple random number of mode stochastic generation such as random number generator, and the random number that will generate
Coordinate as pixel.
In step S403, for each described broadcasting pictures, obtain at the multiple described pixel in described broadcasting pictures aobvious
The RGB color value shown.
In this step, can first obtain the RGB color value shown at multiple pixels in a broadcasting pictures, treat that this is broadcast
Put after the RGB color value on all pixels on picture all obtains, obtain multiple pixels in next broadcasting pictures
RGB color value at Dian, until the RGB color value of all broadcasting pictures all obtains complete.
The embodiment of the present invention is carried out according to every prefixed time interval by the broadcasting content will play on described display screen
Sectional drawing, obtains multiple broadcasting pictures, randomly selects multiple pixel in each described broadcasting pictures, can be for often
Individual described broadcasting pictures, obtains the RGB color value of display at the multiple described pixel in described broadcasting pictures.
The method that the embodiment of the present invention provides, it is possible to automatically use random fashion to choose multiple pixel, and obtain each picture
RGB color value on vegetarian refreshments, and then the RGB color that broadcasting pictures is overall can be reflected from multiple random pixels.
As it is shown in figure 5, in another embodiment of the present invention, described comprise the following steps in step S101.
In step S501, the broadcasting content that described display screen is being play is carried out one according to every prefixed time interval
Secondary sectional drawing, obtains multiple broadcasting pictures.
In this step, broadcasting pictures can be carried out sectional drawing, cuts every time during display screen plays content
Time interval between figure is prefixed time interval, so can obtain multiple broadcasting pictures.
In step S502, each described broadcasting pictures chooses at least one viewing area.
In this step, can be with the quantity of stochastic generation viewing area, and the coordinate of the scope of each viewing area.
In step S503, for each described broadcasting pictures, obtain in described broadcasting pictures in each described viewing area
The RGB color value of display at multiple pixels.
In this step, the RGB face shown at multiple pixels in each viewing area in a broadcasting pictures can first be obtained
Colour, after the RGB color value on multiple pixels treated in this broadcasting pictures in each viewing area all obtains, obtains
Take in next broadcasting pictures the RGB color value at multiple pixels in each viewing area, until the RGB of all broadcasting pictures
Color value all obtains complete.
The embodiment of the present invention is carried out according to every prefixed time interval by the broadcasting content will play on described display screen
Sectional drawing, obtains multiple broadcasting pictures, chooses at least one viewing area, for each in each described broadcasting pictures
Described broadcasting pictures, the RGB color value of display at the multiple pixels obtained in described broadcasting pictures in each described viewing area.
The method that the embodiment of the present invention provides, it is possible to automatically use random fashion to choose multiple viewing area, and obtain each
RGB color value on pixel, and then the RGB color that broadcasting pictures is overall can be reflected from multiple random pixels.
As shown in Figure 6, in another embodiment of the present invention, it is provided that a kind of screen brightness regulating device, described device includes:
Acquisition module 601, computing module 602, determine module 603 and adjustment module 604.
Acquisition module 601, for obtaining at least one broadcasting pictures that display screen is being play the RGB at multiple pixels
Color value.
Computing module 602, for calculating the color average between the multiple described RGB color value got.
Determine module 603, for determining the target brightness value corresponding with described color average.
Adjustment module 604, for regulating the display brightness of described display screen background light to target brightness value.
In another embodiment of the present invention, described adjustment module 604, including: first obtain submodule, judge submodule,
First regulon module and the second regulon module.
First obtains submodule, for obtaining the present intensity value of display screen background light and centered by described target brightness value
Preset threshold range.
Judge submodule, be used for judging whether described present intensity value exceedes described preset threshold range.
First regulon module, for when described present intensity value exceedes described preset threshold range, presets side according to first
The display brightness of described display screen background light is regulated to nearest threshold value end points by formula.
Second regulon module, for regulating the display brightness of described display screen background light to mesh according to the second predetermined manner
Mark brightness value.
In another embodiment of the present invention, described adjustment module 604, also include: the 3rd regulon module.
3rd regulon module, for when described present intensity value is positioned at described preset threshold range, directly according to second
The display brightness of described display screen background light is regulated to target brightness value by predetermined manner.
In another embodiment of the present invention, described acquisition module, including: the first sectional drawing submodule, first choose submodule
Submodule is obtained with second.
First sectional drawing submodule, the broadcasting content being used for play on described display screen is according to every prefixed time interval
Carry out a sectional drawing, obtain multiple broadcasting pictures.
First chooses submodule, for choosing the scattered pixel in multiple position in each described broadcasting pictures.
Second obtains submodule, for for each described broadcasting pictures, obtains the multiple described pixel in described broadcasting pictures
The RGB color value of display at Dian.
In another embodiment of the present invention, described acquisition module 601, including: the second sectional drawing submodule, second choose submodule
Block and the 3rd obtains submodule.
Second sectional drawing submodule, the broadcasting content being used for play on described display screen is according to every prefixed time interval
Carry out a sectional drawing, obtain multiple broadcasting pictures.
Second chooses submodule, for choosing at least one viewing area in each described broadcasting pictures.
3rd obtains submodule, for for each described broadcasting pictures, obtains each described viewing area in described broadcasting pictures
The RGB color value of display at multiple pixels in territory.
Fig. 7 is the block diagram according to a kind of application program erecting device shown in an exemplary embodiment.With reference to Fig. 7, this device bag
Include:
Processor 21；
For storing the memorizer 22 of processor 21 executable instruction；
Wherein, described processor 21 is configured to:
Obtain the RGB color value at multiple pixels at least one broadcasting pictures that display screen is being play；
Calculate the color average between the multiple described RGB color value got；
Determine the target brightness value corresponding with described color average；
The display brightness of described display screen background light is regulated to target brightness value.
Those skilled in the art, after considering description and putting into practice invention disclosed herein, will readily occur to other reality of the present invention
Execute scheme.The application is intended to any modification, purposes or the adaptations of the present invention, these modification, purposes or
Adaptations is followed the general principle of the present invention and includes the undocumented common knowledge or used in the art of the present invention
Use technological means.Description and embodiments is considered only as exemplary, and true scope and spirit of the invention are by appended right
Requirement is pointed out.
It should be appreciated that the invention is not limited in precision architecture described above and illustrated in the accompanying drawings, and can
To carry out various modifications and changes without departing from the scope.The scope of the present invention is only limited by appended claim.
Claims (11)
1. a screen luminance adjustment method, it is characterised in that described method includes:
Obtain the RGB color value at multiple pixels at least one broadcasting pictures that display screen is being play；
Calculate the color average between the multiple described RGB color value got；
Determine the target brightness value corresponding with described color average；
The display brightness of described display screen background light is regulated to target brightness value.
Screen luminance adjustment method the most according to claim 1, it is characterised in that described by described display screen background
The display brightness regulation of lamp to target brightness value, including:
Obtain the present intensity value of display screen background light and the preset threshold range centered by described target brightness value；
Judge whether described present intensity value exceedes described preset threshold range；
When described present intensity value exceedes described preset threshold range, according to the first predetermined manner by described display screen background
The display brightness of lamp regulates to nearest threshold value end points；
According to the second predetermined manner, the display brightness of described display screen background light is regulated to target brightness value.
Screen luminance adjustment method the most according to claim 2, it is characterised in that described by described display screen background
The display brightness of lamp regulates to target brightness value, also includes:
When described present intensity value is positioned at described preset threshold range, directly according to the second predetermined manner by described display screen
The display brightness of curtain background light regulates to target brightness value.
Screen luminance adjustment method the most according to claim 1, it is characterised in that described acquisition display screen is broadcast
The RGB color value of display at multiple pixels at least one broadcasting pictures put, including:
The broadcasting content play on described display screen is carried out a sectional drawing according to every prefixed time interval, obtains many
Individual broadcasting pictures；
Each described broadcasting pictures is chosen the scattered pixel in multiple position；
For each described broadcasting pictures, obtain the RGB color value of display at the multiple described pixel in described broadcasting pictures.
Screen luminance adjustment method the most according to claim 1, it is characterised in that described acquisition display screen is broadcast
The RGB color value of display at multiple pixels at least one broadcasting pictures put, including:
The broadcasting content play on described display screen is carried out a sectional drawing according to every prefixed time interval, obtains many
Individual broadcasting pictures；
Each described broadcasting pictures chooses at least one viewing area；
For each described broadcasting pictures, aobvious at the multiple pixels obtained in described broadcasting pictures in each described viewing area
The RGB color value shown.
6. a screen brightness regulating device, it is characterised in that described device includes:
Acquisition module, for obtaining at least one broadcasting pictures that display screen is being play the RGB face at multiple pixels
Colour；
Computing module, for calculating the color average between the multiple described RGB color value got；
Determine module, for determining the target brightness value corresponding with described color average；
Adjustment module, for regulating the display brightness of described display screen background light to target brightness value.
Screen brightness regulating device the most according to claim 6, it is characterised in that described adjustment module, including:
First obtains submodule, for obtaining the present intensity value of display screen background light and centered by described target brightness value
Preset threshold range；
Judge submodule, be used for judging whether described present intensity value exceedes described preset threshold range；
First regulon module, for when described present intensity value exceedes described preset threshold range, presets side according to first
The display brightness of described display screen background light is regulated to nearest threshold value end points by formula；
Second regulon module, for regulating the display brightness of described display screen background light to mesh according to the second predetermined manner
Mark brightness value.
Screen brightness regulating device the most according to claim 7, it is characterised in that described adjustment module, also includes:
3rd regulon module, for when described present intensity value is positioned at described preset threshold range, directly according to second
The display brightness of described display screen background light is regulated to target brightness value by predetermined manner.
Screen brightness regulating device the most according to claim 6, it is characterised in that described acquisition module, including:
First sectional drawing submodule, the broadcasting content being used for play on described display screen is according to every prefixed time interval
Carry out a sectional drawing, obtain multiple broadcasting pictures；
First chooses submodule, for choosing the scattered pixel in multiple position in each described broadcasting pictures；
Second obtains submodule, for for each described broadcasting pictures, obtains the multiple described pixel in described broadcasting pictures
The RGB color value of display at Dian.
Screen brightness regulating device the most according to claim 6, it is characterised in that described acquisition module, including:
Second sectional drawing submodule, the broadcasting content being used for play on described display screen is according to every prefixed time interval
Carry out a sectional drawing, obtain multiple broadcasting pictures；
Second chooses submodule, for choosing at least one viewing area in each described broadcasting pictures；
3rd obtains submodule, for for each described broadcasting pictures, obtains each described viewing area in described broadcasting pictures
The RGB color value of display at multiple pixels in territory.
11. 1 kinds of terminals, it is characterised in that described terminal includes:
Processor；
For storing the memorizer of processor executable；
Wherein, described processor is configured to:
Obtain the RGB color value at multiple pixels at least one broadcasting pictures that display screen is being play；
Calculate the color average between the multiple described RGB color value got；
Determine the target brightness value corresponding with described color average；
The display brightness of described display screen background light is regulated to target brightness value.
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