CN108269530A - The brightness adjusting method and Related product of AMOLED display screens - Google Patents
The brightness adjusting method and Related product of AMOLED display screens Download PDFInfo
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- CN108269530A CN108269530A CN201810159826.0A CN201810159826A CN108269530A CN 108269530 A CN108269530 A CN 108269530A CN 201810159826 A CN201810159826 A CN 201810159826A CN 108269530 A CN108269530 A CN 108269530A
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- grade
- adjustment grade
- image data
- object brightness
- mapping relations
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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
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3225—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
Abstract
An embodiment of the present invention provides the brightness adjusting method and Related product of AMOLED display screens, wherein, this method includes：Obtain the first image data and its corresponding present intensity adjustment grade；Determine that object brightness adjusts grade, wherein, the number of levels of the object brightness adjustment grade is more than the number of levels of present intensity adjustment grade；Determine the mapping relations between the present intensity adjustment grade and object brightness adjustment grade；Described first image data are adjusted according to the mapping relations, obtain the second image data.The slight scintillation that AMOLED display screens occur in the process in display can be eliminated through the embodiment of the present invention.
Description
Technical field
The present invention relates to electronic device fields, and in particular to a kind of brightness adjusting method of AMOLED display screens and related production
Product.
Background technology
With the fast development of information technology, terminal (such as mobile phone, tablet computer) use is more and more universal, user couple
The requirement of terminal is also higher and higher, not only needs higher processing speed, and display screen is also required to propose higher requirement.Mesh
Before, active matrix organic light-emitting diode (AMOLED) panel (Active Matrix/Organic Light Emitting Diode,
AMOLED it) also begins to come into vogue in field of terminal to come.At present, there are brightness during brightness regulation for AMOLED display screens
It changes greatly and problem of non-uniform, so as to, cause to will appear slight scintillation during brightness regulation, thus, it reduces
User experience.
Invention content
An embodiment of the present invention provides a kind of brightness adjusting method and Related product of AMOLED display screens, to eliminate
Show the slight scintillation occurred in the process.
First aspect of the embodiment of the present invention provides a kind of brightness adjusting method of AMOLED display screens, including：
Obtain the first image data and its corresponding present intensity adjustment grade；
Determine that object brightness adjusts grade, wherein, the number of levels of the object brightness adjustment grade is current more than described
The number of levels of brightness adjustment grade；
Determine the mapping relations between the present intensity adjustment grade and object brightness adjustment grade；
Described first image data are adjusted according to the mapping relations, obtain the second image data.
Second aspect of the embodiment of the present invention provides a kind of terminal, including：
Acquiring unit, for obtaining the first image data and its corresponding present intensity adjustment grade；
First determination unit, for determining that object brightness adjusts grade, wherein, the grade of the object brightness adjustment grade
Number is more than the number of levels of present intensity adjustment grade；
Second determination unit, for determining between the present intensity adjustment grade and object brightness adjustment grade
Mapping relations；
Adjustment unit for being adjusted according to the mapping relations to described first image data, obtains the second image
Data.
The third aspect of the embodiment of the present invention provides a kind of terminal, including：
Processor and memory；Wherein, the processor is by calling the code in the memory or instructing to perform
The some or all of step of the described method of first aspect.
Fourth aspect of the embodiment of the present invention provides a kind of computer readable storage medium, wherein, it is described computer-readable
Storage medium for storing computer program, wherein, the computer program causes computer to perform such as the embodiment of the present application the
The instruction of part or all of step described in one side.
Implement the embodiment of the present invention, have the advantages that：
Through the embodiment of the present invention, the first image data and its corresponding present intensity adjustment grade are obtained, determines target
Brightness adjustment grade, wherein, the number of levels of object brightness adjustment grade is more than the number of levels of present intensity adjustment grade, really
Mapping relations between settled preceding brightness adjustment grade and object brightness adjustment grade, according to the mapping relations to the first picture number
According to being adjusted, the second image data is obtained.So as to can adjust the number of levels of current brightness adjustment grade, therefore, can disappear
The slight scintillation occurred in the process in display except AMOLED display screens.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the present invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of first embodiment flow of the brightness adjusting method of AMOLED display screens provided in an embodiment of the present invention
Schematic diagram；
Fig. 1 a are a kind of interface schematic diagrams of the control strip of AMOLED display screens provided in an embodiment of the present invention；
Fig. 1 b are a kind of principle schematics for adjusting brightness adjustment grade provided in an embodiment of the present invention；
Fig. 1 c are that the data after a kind of brightness adjustment level adjustment of AMOLED display screens provided in an embodiment of the present invention are deposited
The principle schematic of storage；
Fig. 2 is a kind of second embodiment flow of the brightness adjusting method of AMOLED display screens provided in an embodiment of the present invention
Schematic diagram；
Fig. 3 a are a kind of first embodiment structure diagrams of terminal provided in an embodiment of the present invention；
Fig. 3 b are the structure diagrams of the first determination unit of the described terminals of Fig. 3 a provided in an embodiment of the present invention；
Fig. 3 c are the another structural representations of the first determination unit of the described terminals of Fig. 3 a provided in an embodiment of the present invention
Figure；
Fig. 3 d are the structure diagrams of the second determination unit of the described terminals of Fig. 3 a provided in an embodiment of the present invention；
Fig. 3 e are the another structure diagrams of the described terminals of Fig. 3 a provided in an embodiment of the present invention；
Fig. 4 is a kind of second embodiment structure diagram of terminal provided in an embodiment of the present invention；
Fig. 5 is a kind of structure diagram of mobile phone provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is part of the embodiment of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained without creative efforts
Example, shall fall within the protection scope of the present invention.
Term " first ", " second ", " third " in description and claims of this specification and the attached drawing and "
Four " etc. be for distinguishing different objects rather than for describing particular order.In addition, term " comprising " and " having " and it
Any deformation, it is intended that cover non-exclusive include.Such as it contains the process of series of steps or unit, method, be
The step of system, product or equipment are not limited to list or unit, but optionally further include the step of not listing or list
Member is optionally further included for the intrinsic other steps of these processes, method, product or equipment or unit.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
Containing at least one embodiment of the present invention.It is identical that each position in the description shows that the phrase might not be each meant
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
Terminal described by the embodiment of the present invention can include smart mobile phone (such as Android phone, iOS mobile phones, Windows
Phone mobile phones etc.), tablet computer, palm PC, smart television, intelligent display, laptop, mobile internet device
(MID, Mobile Internet Devices) or Wearable etc., above-mentioned is only citing, and non exhaustive, comprising but it is unlimited
In above-mentioned terminal.
It should be noted that the brightness adjusting method of AMOLED display screens is as follows at present：It is bent in multigroup gamma set
2 groups of gamma is selected to carry out calculating with system 8bit brightness settings in line and form new gamma values, so as to carry out brightness settings.
This method is since gamma group numbers are limited and only 8bit brightness settings, it is difficult to carry out smooth brightness regulation.The present invention is implemented
Terminal in example has AMOLED display screens, wherein, certainly, digital-to-analogue conversion can be installed in the terminal of the embodiment of the present invention
(Analog-to-Digital Converter, ADC) can be used for adjustment brightness adjustment grade, for example, by 8bit brightness tune
Whole grade is converted into 10bit brightness adjustment grades, and accordingly, 8bit image datas can also convert into 10bit image datas, when
So, other methods can also be used to adjust brightness adjustment grade.
Referring to Fig. 1, first for a kind of brightness adjusting method of AMOLED display screens provided in an embodiment of the present invention is real
Apply a flow diagram.The brightness adjusting method of AMOLED display screens described in the present embodiment, includes the following steps：
101st, the first image data and its corresponding present intensity adjustment grade are obtained.
Wherein, it is in dispaly state in the AMOLED display screens of terminal, you can obtain the first image data, first image
Data can be content to be shown, and dispaly state is in the AMOLED display screens, you can corresponding present intensity adjustment etc.
Grade.Under normal conditions, present intensity adjustment grade is voluntarily set for system default or user.Certainly, in AMOLED display screens
During not specified broadcasting content, then, the first image data can be default image data.For example, smart television is in no signal shape
State (is generally in blue screen), at this point, the content of display is default image data.
102nd, determine that object brightness adjusts grade, wherein, the number of levels of the object brightness adjustment grade is more than described
Present intensity adjusts the number of levels of grade.
Optionally, it is above-mentioned when showing the control strip for selecting brightness adjustment grade on the AMOLED display screens of terminal
It determines that object brightness adjusts grade, may include following steps：
21) click location of the user on the control strip is determined；
22) the object brightness adjustment grade corresponding with the click location, is obtained.
Wherein, as shown in Figure 1a, Fig. 1 a represent the interface schematic diagram of the control strip of AMOLED display screens.It is used in the control strip
Family can be clicked, thus, click location of the user on the control strip is can detect, according to position and brightness adjustment grade
Between mapping relations can determine the corresponding object brightness adjustment grade of the click location.Using control strip, can be convenient for using
Family selects oneself suitable object brightness adjustment grade, in this way, human-computer interaction can be carried out, improves user experience.
Optionally, above-mentioned determining object brightness adjustment grade, including：
23) current environment brightness, is obtained；
24), determine that the current environment brightness is corresponding according to the mapping relations between brightness value and brightness adjustment grade
The object brightness adjusts grade.
Wherein, current environment brightness is obtained using ambient light sensor in step 23, alternatively, being obtained using camera
Preview image, using the pixel mean value of the preview image as current environment brightness.In step 24, can pre-set brightness value with it is bright
Mapping relations between degree adjustment grade, such as, it is generally the case that if environment is dark, easier discovery actual use process
Present in brightness regulation when the slight scintillation that occurs.Thus, when brightness is dark, corresponding object brightness adjusts grade
Number of levels it is more, and when brightness is brighter, the number of levels of corresponding object brightness adjustment grade is relatively fewer.Such as
This, can be by ambient brightness, selection and the suitable brightness adjustment grade of the ambient brightness, in this way, may be such that the brightness of display screen
Adjustment grade is more suitable for human eye.
Optionally, the mapping relations between brightness value and brightness adjustment grade can also be a function, such as：Y=f (x),
Wherein, x represents brightness value, and y represents brightness degree, and f represents the mapping relations between brightness value and brightness adjustment grade, in this way,
It can also comparatively fast determine the corresponding object brightness adjustment grade of current environment brightness.Certainly, above-mentioned mapping relations can be linear close
System, or non-linear relation.
103rd, the mapping relations between the present intensity adjustment grade and object brightness adjustment grade are determined.
Optionally, the above-mentioned mapping determined between the present intensity adjustment grade and object brightness adjustment grade is closed
System, including：
31) the current digit of the present intensity adjustment grade, is obtained；
32) the target digit of the object brightness adjustment grade, is obtained；
33) the current digit, is mapped as the target digit, obtains the mapping relations.
Wherein, the current digit of present intensity adjustment grade can be obtained, it is generally the case that can be by checking image data
Storage format is just known, for example, 8bit (its corresponding brightness adjustment grade is 28 powers).It is above-mentioned to adjust grade in object brightness
After determining, its corresponding target digit can be known, it is generally the case that the digit of object brightness adjustment grade is higher,
Corresponding AMOLED display resolutions are higher, in this way, corresponding brightness degree is higher, for example, the image data of 8bit is most
Represent 256 brightness degrees, i.e., the integer between 0~255 if the image data that 10bit is, at most represents 1024
Brightness degree, it can represent decimal (i.e. floating type image data), for example, 14.25.Object brightness adjustment higher grade,
The brightness adjustment more grade that can be represented, the gap between two adjacent brightness adjust grade is smaller, then, in this way, people
Eye is just difficult the difference felt between two adjacent brightness adjustment grades, is being shown in this way, AMOLED display screens can be eliminated
The slight scintillation occurred in journey.
Further, it is above-mentioned that current digit is mapped as target digit, certain function can be used and realized, example
Such as, y1=f1 (x), wherein, x represents current digit, and y1 represents target digit, and f1 is then represented between current digit and target digit
Mapping relations, in this way, the mapping relations between current digit and target digit can be obtained.
104th, described first image data are adjusted according to the mapping relations, obtain the second image data.
Optionally, the mapping relations between grade and object brightness adjustment grade are adjusted based on above-mentioned present intensity (also may be used
To be the mapping relations between current digit and target), the first image data can be adjusted to the second image data, for example,
The first image datas of 8bit by above-mentioned mapping relations, obtain after adjustment, the second image datas of 10bit.
Optionally, terminal can obtain the first image data and its corresponding present intensity adjustment grade, and can be by application
Reason device (Application Processor, AP) determines reflecting between present intensity adjustment grade and object brightness adjustment grade
Relationship is penetrated, and the first image data is adjusted according to mapping relations, obtains the second image data, is handled by mobile industry
Device interface (Mobile Industry Processor Interface, MIPI) or similar signal transport protocol are by the first image
Data and object brightness adjustment grade are sent to AMOLED display screens, and control display screen drive integrated circult (Integrated
Circuit, IC), and show the second image data in the AMOLED display screens.
For example, by taking 8bit image datas are converted into 10bit image datas as an example, as shown in Figure 1 b, Fig. 1 b are a kind of brightness
The principle schematic of level adjustment is adjusted, the first image data is represented by：Data[7:0] (8bit image datas), it is current bright
Mapping relations between degree adjustment grade and object brightness adjustment grade are represented by：Dimming LV[9:0] (8bit is converted into
The mapping relations of 10bit), the second image data is represented by：Data_dim[9:0] (10bit image datas), AMOLED is shown
Screen can show the Data_dim [9:0].
Optionally, the AP of terminal to display screen driving IC can be driven IC will using 8bit Dimming LV by display screen
8bit data are converted to 10bit data.Display screen drives IC to control panel (panel) end using 8bit data transmissions, display screen
It drives and carries out 2bit Dither after 10bit data processings are carried out inside IC, such as Fig. 1 c, can not be represented in 8bit image datas
14.25, but in 10bit image datas, adjacent pixel brightness rotation can be carried out in memory, equivalent 14.25 grade
Brightness value, i.e.,：(14+14+14+15)/4=14.25 by this way, can further generate the 8bit of an equivalent 10bit
Data_dim。
As can be seen that through the embodiment of the present invention, the first image data and its corresponding present intensity adjustment grade are obtained,
Determine object brightness adjust grade, wherein, object brightness adjustment grade number of levels be more than present intensity adjustment grade etc.
Number of stages determines the mapping relations between present intensity adjustment grade and object brightness adjustment grade, according to the mapping relations pair
First image data is adjusted, and obtains the second image data.So as to can adjust the number of degrees of current brightness adjustment grade
Therefore mesh, can eliminate the slight scintillation that AMOLED display screens occur in the process in display.
Consistent with the abovely, referring to Fig. 2, for a kind of brightness regulation of AMOLED display screens provided in an embodiment of the present invention
The second embodiment flow diagram of method.The brightness adjusting method of AMOLED display screens described in the present embodiment, including
Following steps：
201st, the first image data and its corresponding present intensity adjustment grade are obtained.
202nd, determine that object brightness adjusts grade, wherein, the number of levels of the object brightness adjustment grade is more than described
Present intensity adjusts the number of levels of grade.
203rd, the mapping relations between the present intensity adjustment grade and object brightness adjustment grade are determined.
204th, described first image data are adjusted according to the mapping relations, obtain the second image data.
Wherein, above-mentioned steps 201- steps 204 can refer to the brightness regulation side of the described AMOLED display screens of above-mentioned Fig. 1
The corresponding steps 101-104 of method.
205th, image quality evaluation is carried out to second image data, obtains image quality evaluation values.
Optionally, at least one image quality evaluation index can be used, image quality evaluation is carried out to the second image data,
Image quality evaluation values are obtained, wherein, image quality evaluation index may include but be not limited only to：Average gray, mean square deviation, entropy,
Edge conservation degree, signal-to-noise ratio etc..
It should be noted that when being evaluated due to use single evaluation index picture quality, there is certain limitation
Property, therefore, multiple images quality evaluation index, which can be used, evaluates picture quality, and certainly, picture quality is evaluated
When, not image quality evaluation index is The more the better, because image quality evaluation index is more, the meter of image quality assessment process
Calculation complexity is higher, and also not necessarily image quality evaluation effect is better, therefore, in the situation more demanding to image quality evaluation
Under, 2~10 image quality evaluation indexs can be used, picture quality is evaluated.Specifically, image quality evaluation is chosen to refer to
Target number and which index, according to depending on specific implementation situation.Certainly, it also obtains and is commented with reference to specifically scene selection picture quality
Valency index carries out carrying out under dark situation the image quality index of image quality evaluation selection under image quality evaluation and bright ring border
It can be different.
Optionally, in the case of not high to image quality evaluation required precision, an image quality evaluation index can be used
It is evaluated, for example, carrying out image quality evaluation values to the second image data with entropy, it is believed that entropy is bigger, then definition graph image quality
Amount is better, on the contrary, entropy is smaller, then illustrates that picture quality is poorer.
Optionally, in the case of higher to image quality evaluation required precision, multiple images quality evaluation may be used
Index evaluates the second image data, and carrying out picture quality to the second image data in multiple images quality evaluation index comments
During valency, the weight of each image quality evaluation index in multiple image quality evaluation index can be set, can obtain multiple images
Quality evaluation value can obtain final image quality evaluation values according to multiple image quality evaluation values and its corresponding weight,
For example, three image quality evaluation indexs are respectively：A indexs, B indexs and C indexs, the weight of A is a1, and the weight of B is a2, C
Weight for a3, when carrying out image quality evaluation to a certain image using A, B and C, the corresponding image quality evaluation values of A are b1, B
Corresponding image quality evaluation values are b2, and the corresponding image quality evaluation values of C are b3, then, last image quality evaluation values
=a1b1+a2b2+a3b3.Under normal conditions, image quality evaluation values are bigger, illustrate that picture quality is better.
206th, judge whether described image quality evaluation value is less than predetermined threshold value.
Wherein, a predetermined threshold value can be pre-set in the terminal, which is used to judge that picture quality is good go back
It is bad, if image quality evaluation values are greater than or equal to the predetermined threshold value, the picture quality can be explained and meet user's requirement, if image
Quality evaluation value is less than predetermined threshold value, and the picture quality can be explained and do not meet user's requirement.Above-mentioned predetermined threshold value can be write from memory by user
Recognize or user is voluntarily set.
If the 207, described image quality evaluation value is less than the predetermined threshold value, second image data is smoothly located
Reason.
Wherein, image quality evaluation values be less than the predetermined threshold value, the second image data can be smoothed, institute
The reason of to be smoothed, is, the first image data is adjusted according to mapping relations above-mentioned, may certain pictures
It is widely different between vegetarian refreshments meeting and surrounding pixel point, thus, the second image data quality can be caused not meet user's requirement, because
This, can be smoothed second image data, in this way, the picture quality of the second image data after smoothing processing is variable
It is good, so as to be more in line with the demand of user.
As can be seen that through the embodiment of the present invention, the first image data and its corresponding present intensity adjustment grade are obtained,
Determine object brightness adjust grade, wherein, object brightness adjustment grade number of levels be more than present intensity adjustment grade etc.
Number of stages determines the mapping relations between present intensity adjustment grade and object brightness adjustment grade, according to the mapping relations pair
First image data is adjusted, and obtains the second image data, is less than in the image quality evaluation values of the second image data default
During threshold value, it can also be smoothed.So as to can adjust the number of levels of current brightness adjustment grade, and can be right
The second image data after adjustment is smoothed, therefore, can eliminate AMOLED display screens display occur in the process it is light
Micro- scintillation.
Consistent with the abovely, it is below the device for the brightness adjusting method for implementing above-mentioned AMOLED display screens, it is specific as follows：
Fig. 3 a are please referred to, are a kind of first embodiment structure diagram of terminal provided in an embodiment of the present invention.This implementation
Terminal described in example, including：Acquiring unit 301, the first determination unit 302, the second determination unit 303 and adjustment unit
304, it is specific as follows：
Acquiring unit 301, for obtaining the first image data and its corresponding present intensity adjustment grade；
First determination unit 302, for determining that object brightness adjusts grade, wherein, the object brightness adjustment grade
Number of levels is more than the number of levels of present intensity adjustment grade；
Second determination unit 303, for determine present intensity adjustment grade and object brightness adjustment grade it
Between mapping relations；
Adjustment unit 304 for being adjusted according to the mapping relations to described first image data, obtains the second figure
As data.
Optionally, such as Fig. 3 b, Fig. 3 b are the refinement structure chart of the first determination unit 302 of the described terminals of Fig. 3 a,
In, the first determination unit 302 of the described terminals of Fig. 3 a may include：First determining module 3021 and the first acquisition module
3022, it is specific as follows：
First determining module 3021, for showing to select brightness adjustment grade on the AMOLED display screens of terminal
During control strip, click location of the user on the control strip is determined；
First acquisition module 3022, for obtaining the object brightness adjustment grade corresponding with the click location.
Optionally, such as Fig. 3 c, Fig. 3 c are the refinement structure chart of the first determination unit 302 of the described terminals of Fig. 3 a,
In, the first determination unit 302 of the described terminals of Fig. 3 a may include：Second acquisition module 3023 and the second determining module
3024, it is specific as follows：
Second acquisition module 3023, for obtaining current environment brightness；
Second determining module 3024, for working as described in being determined according to the mapping relations between brightness value and brightness adjustment grade
The corresponding object brightness adjustment grade of preceding ambient brightness.
Optionally, such as Fig. 3 d, Fig. 3 d are the refinement structure chart of the second determination unit 303 of the described terminals of Fig. 3 a,
In, the second determination unit 303 of the described terminals of Fig. 3 a may include：Third acquisition module 3031 and mapping block 3032, tool
Body is as follows：
Third acquisition module 3031, for obtaining the current digit of the present intensity adjustment grade；
The third acquisition module 3031, is additionally operable to：
Obtain the target digit of the object brightness adjustment grade；
Mapping block 3032 for the current digit to be mapped as the target digit, obtains the mapping relations.
Optionally, such as Fig. 3 e, Fig. 3 e are a kind of modification structures figure of the described terminals of Fig. 3 a, wherein, Fig. 3 e and Fig. 3 a
It compares, the described terminals of Fig. 3 e can also include evaluation unit 305, judging unit 306 and processing unit 307, specific as follows：
Evaluation unit 305, for the adjustment unit 304 according to the mapping relations to described first image data into
Row adjustment after obtaining the second image data, carries out image quality evaluation to second image data, obtains picture quality and comment
Value；
Judging unit 306, for judging whether described image quality evaluation value is less than predetermined threshold value；
Processing unit 307, if the judging result for the judging unit 306 is less than institute for described image quality evaluation value
Predetermined threshold value is stated, second image data is smoothed.
It can be seen that described terminal through the embodiment of the present invention, the first image data and its corresponding current can be obtained
Brightness adjustment grade determines that object brightness adjusts grade, wherein, the number of levels of object brightness adjustment grade is more than present intensity
The number of levels of grade is adjusted, determines the mapping relations between present intensity adjustment grade and object brightness adjustment grade, according to
The mapping relations are adjusted the first image data, obtain the second image data.So as to can adjust current brightness adjustment etc.
Therefore the number of levels of grade, can eliminate the slight scintillation that AMOLED display screens occur in the process in display.
Consistent with the abovely, referring to Fig. 4, the second embodiment structure for a kind of terminal provided in an embodiment of the present invention is shown
It is intended to.Terminal described in the present embodiment, including：At least one input equipment 1000；At least one output equipment 2000；Extremely
A few processor 3000, such as CPU；With memory 4000, above-mentioned input equipment 1000, output equipment 2000, processor
3000 and memory 4000 connected by bus 5000.
Wherein, above-mentioned input equipment 1000 concretely touch panel, physical button or mouse.
Wherein, above-mentioned processor 3000 can be application processor (Application Processor, AP).
Concretely display screen, the display screen can be AMOLED display screens to above-mentioned output equipment 2000.
Above-mentioned memory 4000 can be high-speed RAM memory or nonvolatile storage (non-volatile
), such as magnetic disk storage memory.Above-mentioned memory 4000 is above-mentioned input equipment 1000, defeated for storing batch processing code
Go out equipment 2000 and processor 3000 is used to call the program code stored in memory 4000, perform following operation：
Above-mentioned processor 3000, is used for：
Obtain the first image data and its corresponding present intensity adjustment grade；
Determine that object brightness adjusts grade, wherein, the number of levels of the object brightness adjustment grade is current more than described
The number of levels of brightness adjustment grade；
Determine the mapping relations between the present intensity adjustment grade and object brightness adjustment grade；
Described first image data are adjusted according to the mapping relations, obtain the second image data.
Optionally, it is above-mentioned when showing the control strip for selecting brightness adjustment grade on the AMOLED display screens of terminal
Processor 3000 determines that object brightness adjusts grade, including：
Determine click location of the user on the control strip；
Obtain the object brightness adjustment grade corresponding with the click location.
Optionally, above-mentioned processor 3000 determines that object brightness adjusts grade, including：
Obtain current environment brightness；
According to the mapping relations between brightness value and brightness adjustment grade determine the current environment brightness it is corresponding described in
Object brightness adjusts grade.
Optionally, above-mentioned processor 3000 determine present intensity adjustment grade and object brightness adjustment grade it
Between mapping relations, including：
Obtain the current digit of the present intensity adjustment grade；
Obtain the target digit of the object brightness adjustment grade；
The current digit is mapped as the target digit, obtains the mapping relations.
Optionally, above-mentioned processor 3000 is adjusted described first image data according to the mapping relations, obtains
Second image data, also particularly useful for：
Image quality evaluation is carried out to second image data, obtains image quality evaluation values；
Judge whether described image quality evaluation value is less than predetermined threshold value；
If described image quality evaluation value is less than the predetermined threshold value, second image data is smoothed.
The embodiment of the present invention additionally provides another terminal, as shown in figure 5, for convenience of description, illustrating only and this hair
The bright relevant part of embodiment, particular technique details do not disclose, please refer to present invention method part.The terminal can be with
It is to include mobile phone, tablet computer, PDA (Personal Digital Assistant, personal digital assistant), POS (Point of
Sales, point-of-sale terminal), the arbitrary terminal device such as vehicle-mounted computer, by terminal for for mobile phone：
Fig. 5 is illustrated that the block diagram with the part-structure of the relevant mobile phone of terminal provided in an embodiment of the present invention.Reference chart
5, mobile phone includes：Radio frequency (Radio Frequency, RF) circuit 510, memory 520, input unit 530, display unit 540,
Sensor 550, voicefrequency circuit 560, Wireless Fidelity (Wireless Fidelity, WiFi) module 570, processor 580 and
590 grade components of power supply.It will be understood by those skilled in the art that the handset structure shown in Fig. 5 does not form the restriction to mobile phone,
It can include either combining certain components or different components arrangement than illustrating more or fewer components.
Each component parts of mobile phone is specifically introduced with reference to Fig. 5：
RF circuits 510 can be used for sending and receiving for information.In general, RF circuits 510 include but not limited to antenna, at least one
A amplifier, transceiver, coupler, low-noise amplifier (Low Noise Amplifier, LNA), duplexer etc..In addition,
RF circuits 510 can also communicate with network and other equipment by radio communication.Above-mentioned wireless communication can use any communication
Standard or agreement, including but not limited to global system for mobile communications (Global System of Mobile
Communication, GSM), general packet radio service (General Packet Radio Service, GPRS), code it is point more
Location (Code Division Multiple Access, CDMA), wideband code division multiple access (Wideband Code Division
Multiple Access, WCDMA), long term evolution (Long Term Evolution, LTE), Email, short message service
(Short Messaging Service, SMS) etc..
Memory 520 can be used for storage software program and module, and processor 580 is stored in memory 520 by operation
Software program and module, so as to perform the various function application of mobile phone and data processing.Memory 520 can mainly include
Storing program area and storage data field, wherein, storing program area can storage program area, the application journey needed at least one function
Sequence.In addition, memory 520 can include high-speed random access memory, nonvolatile memory can also be included, for example, at least
One disk memory, flush memory device or other volatile solid-state parts.
Input unit 530 can be used for receiving number or character information and generation and the user setting of mobile phone of input with
And the key signals input that function control is related.Specifically, input unit 530 may include that touch panel 531 and other inputs are set
Standby 532.Touch panel 531 can integrated fingerprint identification module, the finger print data of user on it can be acquired.Optionally, fingerprint is known
Other module may include optical fingerprint module, capacitance type fingerprint module and RF type fingerprint module.Using fingerprint recognition module as
Capacitance type fingerprint identification module for, specifically include induction electrode (abnormal induction electrode and normal induction electrode) and with the sense
The signal processing circuit (such as amplifying circuit, noise suppression circuit, analog-to-digital conversion circuit, etc.) that electrode is answered to connect.In addition to touch-control
Panel 531, input unit 530 can also include other input equipments 532.Specifically, other input equipments 532 can include but
One be not limited in physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operating lever etc.
Kind is a variety of.
Display unit 540 can be used for display by information input by user or be supplied to user information and mobile phone it is various
Menu.Display unit 540 may include display screen 541, optionally, liquid crystal display (Liquid Crystal may be used
Display, LCD), the forms such as Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED) it is aobvious to be configured
Display screen 541.Although in Figure 5, touch panel 531 realizes the defeated of mobile phone with display screen 541 is the component independent as two
Enter and input function, but it is in some embodiments it is possible to touch panel 531 and display screen 541 is integrated and realize mobile phone
Output and input function.Wherein, display screen 541 can be AMOLED display screens, which may include that display screen drives
IC。
Mobile phone may also include at least one sensor 550, such as optical sensor, motion sensor and other sensors.
Specifically, optical sensor may include ambient light sensor and proximity sensor, wherein, ambient light sensor can be according to ambient light
Light and shade adjust the brightness of display screen 541, proximity sensor can when mobile phone is moved in one's ear, close display screen 541 and/or
Backlight.As one kind of motion sensor, accelerometer sensor can detect in all directions the big of (generally three axis) acceleration
It is small, size and the direction of gravity are can detect that when static, can be used to identify mobile phone posture application (such as horizontal/vertical screen switching, phase
Close game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap) etc.；It can also configure as mobile phone
The other sensors such as gyroscope, barometer, hygrometer, thermometer, infrared ray sensor, details are not described herein.
Voicefrequency circuit 560, loud speaker 561, microphone 562 can provide the audio interface between user and mobile phone.Audio-frequency electric
The transformed electric signal of the audio data received can be transferred to loud speaker 561, sound is converted to by loud speaker 561 by road 560
Signal exports；On the other hand, the voice signal of collection is converted to electric signal by microphone 562, is turned after being received by voicefrequency circuit 560
Audio data is changed to, then after audio data output processor 580 is handled, through RF circuits 510 to be sent to such as another mobile phone,
Or audio data is exported to memory 520 to be further processed.
WiFi belongs to short range wireless transmission technology, and mobile phone can help user's transceiver electronics postal by WiFi module 570
Part, browsing webpage and access streaming video etc., it has provided wireless broadband internet to the user and has accessed.Although Fig. 5 is shown
WiFi module 570, but it is understood that, and must be configured into for mobile phone is not belonging to, it can not change as needed completely
Become in the range of the essence of invention and omit.
Processor 580 is the control centre of mobile phone, using various interfaces and the various pieces of connection whole mobile phone, is led to
It crosses operation or performs the software program being stored in memory 520 and/or module and call and be stored in memory 520
Data perform the various functions of mobile phone and processing data, so as to carry out integral monitoring to mobile phone.Optionally, processor 580 can wrap
Include one or more processing units；Preferably, processor 580 can integrate application processor and modem processor, wherein, it should
With the main processing operation system of processor, user interface and application program etc., modem processor mainly handles wireless communication.
It is understood that above-mentioned modem processor can not also be integrated into processor 580.
Mobile phone further includes the power supply 590 (such as battery) powered to all parts, it is preferred that power supply can pass through power supply pipe
Reason system and processor 580 are logically contiguous, so as to realize management charging, electric discharge and power managed by power-supply management system
Etc. functions.
Although being not shown, mobile phone can also include camera, bluetooth module etc., and details are not described herein.
In earlier figures 1 and embodiment shown in Fig. 2, each step method flow can be realized based on the structure of the mobile phone.
In earlier figures 3a-3e and embodiment shown in Fig. 4, each unit function can be realized based on the structure of the mobile phone.
The embodiment of the present invention also provides a kind of computer storage media, wherein, which can be stored with journey
Sequence, the brightness adjusting method of any AMOLED display screens when which performs described in including above method embodiment
Part or all of step.
Although combining each embodiment herein, invention has been described, however, implementing the claimed invention
In the process, those skilled in the art are by checking the attached drawing, disclosure and the appended claims, it will be appreciated that and it is real
Other variations of the existing open embodiment.In the claims, " comprising " (comprising) word is not excluded for other compositions
Part or step, "a" or "an" are not excluded for multiple situations.Single processor or other units can realize claim
In several functions enumerating.Mutually different has been recited in mutually different dependent certain measures, it is not intended that these are arranged
It applies to combine and generates good effect.
It will be understood by those skilled in the art that the embodiment of the present invention can be provided as method, apparatus (equipment) or computer journey
Sequence product.Therefore, in terms of the present invention can be used complete hardware embodiment, complete software embodiment or combine software and hardware
The form of embodiment.Moreover, the calculating for wherein including computer usable program code in one or more can be used in the present invention
The computer program that machine usable storage medium is implemented on (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.Computer program is stored/distributed in suitable medium, is provided together with other hardware or one as hardware
Part can also use other distribution forms, such as pass through the wired or wireless telecommunication systems of Internet or other.
The present invention be with reference to the embodiment of the present invention method, apparatus (equipment) and computer program product flow chart with/
Or block diagram describes.It should be understood that each flow that can be realized by computer program instructions in flowchart and/or the block diagram and/
Or the flow in box and flowchart and/or the block diagram and/or the combination of box.These computer program instructions can be provided
To the processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to generate one
A machine so that the instruction generation performed by computer or the processor of other programmable data processing devices is used to implement
The device of function specified in one flow of flow chart or multiple flows and/or one box of block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction generation being stored in the computer-readable memory includes referring to
Enable the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or
The function of being specified in multiple boxes.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted
Series of operation steps are performed on calculation machine or other programmable devices to generate computer implemented processing, so as in computer or
The instruction offer performed on other programmable devices is used to implement in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Although with reference to specific features and embodiment, invention has been described, it is clear that, do not departing from this hair
In the case of bright spirit and scope, it can be carry out various modifications and combined.Correspondingly, the specification and drawings are only institute
The exemplary illustration of the present invention that attached claim is defined, and be considered as covered in the scope of the invention arbitrary and all and repair
Change, change, combining or equivalent.Obviously, those skilled in the art various changes and modifications can be made to the invention without
It is detached from the spirit and scope of the present invention.If in this way, these modifications and changes of the present invention belong to the claims in the present invention and its
Within the scope of equivalent technologies, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of brightness adjusting method of AMOLED display screens, which is characterized in that including：
Obtain the first image data and its corresponding present intensity adjustment grade；
Determine that object brightness adjusts grade, wherein, the number of levels of the object brightness adjustment grade is more than the present intensity
Adjust the number of levels of grade；
Determine the mapping relations between the present intensity adjustment grade and object brightness adjustment grade；
Described first image data are adjusted according to the mapping relations, obtain the second image data.
2. it according to the method described in claim 1, it is characterized in that, is shown on the AMOLED display screens of terminal bright for selecting
During the control strip of degree adjustment grade；
The determining object brightness adjustment grade, including：
Determine click location of the user on the control strip；
Obtain the object brightness adjustment grade corresponding with the click location.
3. according to the method described in claim 1, it is characterized in that, determining object brightness adjustment grade, including：
Obtain current environment brightness；
The corresponding target of the current environment brightness is determined according to the mapping relations between brightness value and brightness adjustment grade
Brightness adjustment grade.
4. method according to any one of claims 1 to 3, which is characterized in that described to determine described present intensity adjustment etc.
Mapping relations between grade and object brightness adjustment grade, including：
Obtain the current digit of the present intensity adjustment grade；
Obtain the target digit of the object brightness adjustment grade；
The current digit is mapped as the target digit, obtains the mapping relations.
5. method according to any one of claims 1 to 4, which is characterized in that it is described according to the mapping relations to described
First image data is adjusted, and obtains the second image data, and the method further includes：
Image quality evaluation is carried out to second image data, obtains image quality evaluation values；
Judge whether described image quality evaluation value is less than predetermined threshold value；
If described image quality evaluation value is less than the predetermined threshold value, second image data is smoothed.
6. a kind of terminal, which is characterized in that including：
Acquiring unit, for obtaining the first image data and its corresponding present intensity adjustment grade；
First determination unit, for determining that object brightness adjusts grade, wherein, the number of levels of the object brightness adjustment grade
More than the number of levels of present intensity adjustment grade；
Second determination unit, for determining the mapping between the present intensity adjustment grade and object brightness adjustment grade
Relationship；
Adjustment unit for being adjusted according to the mapping relations to described first image data, obtains the second image data.
7. terminal according to claim 6, which is characterized in that shown on the AMOLED display screens of terminal bright for selecting
During the control strip of degree adjustment grade；
First determination unit includes：
First determining module, for determining click location of the user on the control strip；
First acquisition module, for obtaining the object brightness adjustment grade corresponding with the click location.
8. terminal according to claim 7 or 8, which is characterized in that second determination unit includes：
Third acquisition module, for obtaining the current digit of the present intensity adjustment grade；
The third acquisition module, is additionally operable to：
Obtain the target digit of the object brightness adjustment grade；
Mapping block for the current digit to be mapped as the target digit, obtains the mapping relations.
9. a kind of terminal, which is characterized in that including：
Processor and memory；Wherein, the processor is by calling the code in the memory or instructing to perform such as power
Profit requires the method described in 1 to 5 any one.
10. a kind of computer readable storage medium, which is characterized in that it is used to store computer program, wherein, the computer
Program causes computer to perform such as claim 1-5 any one of them methods.
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| CN201810159826.0A CN108269530A (en) | 2016-09-27 | 2016-09-27 | The brightness adjusting method and Related product of AMOLED display screens |
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| CN201610861261.1A CN106297657B (en) | 2016-09-27 | 2016-09-27 | A kind of brightness adjusting method and terminal of AMOLED display screens |
| CN201810159826.0A CN108269530A (en) | 2016-09-27 | 2016-09-27 | The brightness adjusting method and Related product of AMOLED display screens |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610861261.1A Division CN106297657B (en) | 2016-09-27 | 2016-09-27 | A kind of brightness adjusting method and terminal of AMOLED display screens |
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| WO2020199878A1 (en) * | 2019-04-02 | 2020-10-08 | Oppo广东移动通信有限公司 | Display brightness adjusting method and related product |
| CN112669289A (en) * | 2020-12-30 | 2021-04-16 | 科大讯飞股份有限公司 | Image quality evaluation method and device, electronic equipment and storage medium |
| CN113903299A (en) * | 2021-09-01 | 2022-01-07 | 北京集创北方科技股份有限公司 | Display brightness regulation and control method, device, equipment, storage medium and display screen |
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| US10347213B2 (en) * | 2016-08-18 | 2019-07-09 | Mediatek Inc. | Methods for adjusting panel brightness and brightness adjustment system |
| CN107146581A (en) * | 2017-04-07 | 2017-09-08 | 广东欧珀移动通信有限公司 | Adjust method, mobile terminal and the storage medium of backlight illumination grade |
| CN108492769B (en) | 2018-03-26 | 2020-08-14 | 京东方科技集团股份有限公司 | Brightness adjusting method and device and display device |
| CN108494974B (en) * | 2018-05-10 | 2021-05-04 | Oppo广东移动通信有限公司 | Display brightness adjusting method, mobile terminal and storage medium |
| CN111243506B (en) * | 2018-11-29 | 2021-11-02 | 北京小米移动软件有限公司 | Screen brightness adjusting method, device, equipment and storage medium |
| CN110111735B (en) * | 2019-05-31 | 2020-08-18 | 京东方科技集团股份有限公司 | Driving method and driving chip of OLED display panel and display device |
| CN112309321B (en) * | 2019-07-24 | 2022-07-08 | 北京小米移动软件有限公司 | Display control method and device and storage medium |
| CN110689949A (en) * | 2019-10-12 | 2020-01-14 | 奥斯泰科技(深圳)有限公司 | Method and system for recording radiation environment brightness |
| CN111192556B (en) * | 2019-12-10 | 2021-11-19 | 华为技术有限公司 | Method and device for controlling power supply chip to supply voltage |
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Also Published As
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| CN106297657A (en) | 2017-01-04 |
| CN106297657B (en) | 2018-03-27 |
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Application publication date: 20180710 |