CN110085186A - A kind of subregion transition compensation method, device and storage medium - Google Patents
A kind of subregion transition compensation method, device and storage medium Download PDFInfo
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- CN110085186A CN110085186A CN201910367452.6A CN201910367452A CN110085186A CN 110085186 A CN110085186 A CN 110085186A CN 201910367452 A CN201910367452 A CN 201910367452A CN 110085186 A CN110085186 A CN 110085186A
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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
- G09G3/34—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 by control of light from an independent source
- G09G3/36—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 by control of light from an independent source using liquid crystals
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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
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0233—Improving the luminance or brightness uniformity across the screen
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Abstract
The embodiment of the invention provides a kind of subregion transition compensation method, device and storage mediums, subregion transition compensation method includes: when there is the first different display area of brightness and second display area adjacent with the first display area on a display panel, is multiple subregions by region division to be divided；Wherein, subregion edge of the region to be divided between the first display area and the second display area；Determine target Gamma value corresponding to each pixel unit in each subregion；According to target Gamma value corresponding to each pixel unit in each subregion, charging compensation is carried out to subregion.In this way, multiple transition regions can be formed between the first display area and second display area, so that the brightness of subregion edge can solve the subregion mura problem as caused by Gamma subregion and OD subregion with gentle transition between the first display area and second display area.
Description
Technical field
The present invention relates to field of liquid crystal display, in particular to a kind of subregion transition compensation method, device and storage medium.
Background technique
With the fast development of LCD (Liquid Crystal Display, liquid crystal display) display technology, display panel
Resolution ratio it is higher and higher, the resolution ratio of the display panel of TV (Television, television set) mainstream market has reached at present
Ultrahigh resolution (3840RGB*2160), part high-end product are also up to 8K (7680RGB*4320) level, MNT
(Monitor, display) and NB (Notebook, laptop) product is also immediately after.With the promotion of resolution ratio, charging
Insufficient problem will highlight, and can further result in subregion mura (display brightness is uneven) by undercharge problem and ask
Topic.
Summary of the invention
The embodiment of the invention provides a kind of subregion transition compensation method, device and storage mediums, to solve display panel
Subregion mura problem.
In order to solve the above-mentioned technical problem, one aspect according to an embodiment of the present invention provides a kind of subregion transition benefit
Compensation method, applied to the electronic equipment with display panel, which comprises
There is the first different display area of brightness and adjacent with first display area on said display panel
It is multiple subregions by region division to be divided when the second display area；Wherein, it is aobvious to be located at described first for the region to be divided
Show the subregion edge between region and second display area；
Determine target Gamma value corresponding to each pixel unit in each subregion；
According to target Gamma value corresponding to each pixel unit in each subregion, the subregion is filled
Electronic compensating.
Optionally, it is described by region division to be divided be multiple subregions, comprising:
Determine the quantity K of subregion；
Determine area size to be divided；
It is multiple subregions by region division to be divided according to the quantity K of the subregion and area size to be divided.
Optionally, the quantity K of the determining subregion, comprising:
According to the corresponding Gamma value of the pixel unit of the first preset quantity in first display area and described
The corresponding Gamma value of the pixel unit of second preset quantity in two display areas, determines the quantity K of the subregion.
Optionally, the corresponding Gamma value of the pixel unit according to the first preset quantity in first display area,
And in second display area the second preset quantity the corresponding Gamma value of pixel unit, determine the number of the subregion
Measure K, comprising:
{ G1-1, G1-2, G1-3 ... G1-n } is done with respective value in { G2-1, G2-2, G2-3 ... G2-n } respectively and is subtracted
Method obtains { G1, G2, G3 ... Gn }；N value in { G1, G2, G3 ... Gn } is averaged, then asks and thoroughly deserves subregion
Quantity K；
Wherein, first preset quantity and second preset quantity are n, { G1-1, G1-2, G1-3 ... G1-
N } it is Gamma value corresponding to n pixel unit in first display area, { G2-1, G2-2, G2-3 ... G2-n } is institute
Stating Gamma value corresponding to n pixel unit, n in the second display area is adjustable accuracy.
Optionally, determination area size to be divided, comprising:
As the quantity K >=2 of the subregion, the area size to be divided isA pixel, wherein
A and b is preset constant.
Optionally, region division to be divided is by the quantity K according to the subregion and area size to be divided
Multiple subregions, comprising:
It is First Transition area, linear zone and second by region division to be divided when the quantity of the subregion is K >=2
Transition region, the linear zone is between the First Transition area and second transition region；
The size in the First Transition area isA pixel；
The size of the linear zone isA pixel；
The size of second transition region isA pixel.
Optionally, as the quantity K=2 of the subregion, b=0, a >=2.
Optionally, target Gamma value corresponding to all pixels unit in the determining each subregion, comprising:
The corresponding Gamma value of all pixels unit is { G1-1, G1-2, G1-3 ... G1-n }-in the First Transition area
1, the corresponding Gamma value of all pixels unit is { G2-1, G2-2, G2-3 ... G2-n }+1 in second transition region；Wherein,
N is adjustable accuracy.
Optionally, target Gamma value corresponding to all pixels unit in the determination subregion, comprising:
When the quantity of the subregion is K > 2, the Gamma value of all pixels unit in the First Transition area are as follows:
{ G1-1, G1-2, G1-3 ... G1-n }-ced(K-g)+f；
The Gamma value of all pixels unit in the linear zone are as follows:
The Gamma value of all pixels unit in second transition region are as follows: { G2-1, G2-2, G2-3 ... G2-n }+ced (K-g)+f；
Wherein n is adjustable accuracy, and a, b, c, d, g and f are preset constant.
Optionally, it is described by region division to be divided be multiple subregions the step of before, the method also includes:
It detects on display panel with the presence or absence of the first display area and the second display area that brightness is different；
If detecting on display panel there are when brightness different the first display area and the second display area, execute institute
State the step of subregion edge between the first display area and second display area is divided into multiple subregions；If detecting
There is no when brightness different the first display area and the second display area on display panel, repeat on detection display panel
The step of with the presence or absence of brightness different the first display area and the second display area.
Other side according to an embodiment of the present invention additionally provides a kind of subregion transition compensation device, comprising:
Division module, for there is the first different display area of brightness on said display panel and shown with described first
It is multiple subregions by region division to be divided when showing adjacent the second display area in region；Wherein, the region position to be divided
Subregion edge between first display area and second display area；
Determining module, for determining target Gamma value corresponding to each pixel unit in each subregion；
Charge compensating module, right for the target Gamma value according to corresponding to each pixel unit in each subregion
The subregion carries out charging compensation.
Another aspect according to an embodiment of the present invention additionally provides a kind of electronic equipment, including subregion as described above
Transition compensation device.
Another aspect according to an embodiment of the present invention additionally provides a kind of subregion transition compensation device, which is characterized in that
Include: processor, memory and is stored in the program that can be run on the memory and on the processor, described program quilt
The step of processor realizes subregion transition compensation method as described above when executing.
Another aspect according to an embodiment of the present invention, additionally provides a kind of computer readable storage medium, and feature exists
In storing program on the computer readable storage medium, subregion as described above realized when described program is executed by processor
The step of transition compensation method.
The embodiment of the present invention has the following beneficial effects:
In embodiments of the present invention, the subregion edge between the first display area and the second display area divides multiple
Subregion, by adjusting the target Gamma value of subregion, can between the first display area and second display area shape
At multiple transition regions, so that the brightness of subregion edge can be gentle between the first display area and second display area
Transition, and then can solve the subregion mura problem as caused by Gamma subregion and optical distance subregion.
Detailed description of the invention
Fig. 1 is a kind of flow chart of subregion transition compensation method of the embodiment of the present invention；
Fig. 2 is a kind of display effect comparison diagram of the embodiment of the present invention；
Fig. 3 is a kind of flow chart of subregion transition compensation method of the embodiment of the present invention；
Fig. 4 is a kind of one of the subregion schematic diagram in region to be divided of the embodiment of the present invention；
Fig. 5 is the two of the subregion schematic diagram in a kind of region to be divided of the embodiment of the present invention；
Fig. 6 is a kind of structural schematic diagram of subregion transition compensation device of the embodiment of the present invention；
Fig. 7 is the structural schematic diagram of another subregion transition compensation device of the embodiment of the present invention.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
Term " first ", " second " in description and claims of this specification etc. are for distinguishing similar right
As without being used to describe a particular order or precedence order.It should be understood that the data used in this way in the appropriate case can be with
It exchanges, so that the embodiment of the present invention described herein for example can be with suitable other than those of illustrating or describing herein
Sequence is implemented.
Currently, undercharge includes following two situation:
1.Source (power supply) undercharge, due to having loading on Source line, when charging to every row pixel unit,
There will be Rising (rising) time, cause effective charging time insufficient, the Rising time especially proximally and distally is different, has
The effect charging time is also different, and distal end charging situation can be poorer than proximal end charging situation.
2.Vcom undercharge, reference voltage of the Vcom as Panel (display panel) are entered by the surrounding of Panel
Panel will lead to the Vcom voltage value that intermediate Vcom voltage value is less than surrounding.
The case where both the above undercharge, can all cause the brightness of Panel different location under grey menu inconsistent.
Panel can be divided into different zones according to the difference of charging situation by the case where for the above brightness disproportionation, point
It is other that Gamma tunning (correction) is carried out to different zones, different gamma curves is obtained, is then rung to each Region Matching
The gamma curve answered can effectively solve the problems, such as brightness disproportionation, the i.e. Gamma in two subregion marginal positions with upper type
The problem of curve difference is too big, will lead to subregion mura.
Referring to Fig. 1, in order to solve the problems, such as subregion mura, the embodiment of the invention provides a kind of subregion transition compensation sides
Method, the subregion transition compensation method are applied to the electronic equipment with display panel, and the electronic equipment can be mobile phone, electricity
The specific steps of the equipment such as brain or plate, the subregion transition compensation method may include:
Step 101: exist on said display panel the first different display area of brightness and with first viewing area
It is multiple subregions by region division to be divided when adjacent the second display area in domain；Wherein, the region to be divided is located at institute
State the subregion edge between the first display area and second display area；
In embodiments of the present invention, the region to be divided can be with first display area and second display
Centered on area limit line, region corresponding to the pixel unit of preset quantity.It is understood that the region to be divided
A part is located on first display area, and the another part in the region to be divided is located on second display area.
It in embodiments of the present invention, can be corresponding according to the pixel unit of the first preset quantity in first display area
Gamma value and second display area in the second preset quantity the corresponding Gamma value of pixel unit, to determine son
The size and number in region.Wherein, Gamma value is used to indicate the relationship between the color value of input signal and luminous brightness.
It should be noted that first preset quantity can be equal with second preset quantity, limit certainly and not only
In this.
Step 102: determining target Gamma value corresponding to all pixels unit in each subregion；
In embodiments of the present invention, the target Gamma value refers to the Gamma of each pixel unit in each subregion
The target value of value, the target Gamma value can be used for reducing the bright of first display area and second display area
Spend difference.
It in embodiments of the present invention, can be according to the quantity, the size in region to be divided, first viewing area of subregion
Second preset quantity in the corresponding Gamma value of the pixel unit of first preset quantity and second display area in domain
The corresponding Gamma value of pixel unit determines target Gamma value corresponding to all pixels unit in each subregion.
Step 103: according to target Gamma value corresponding to all pixels unit in each subregion, to the subregion
Carry out charging compensation.
Such as: TCON (Timer Control Register controls register) is set according to the above partitioning scenario and Gamma
It is fixed, by CHPI interface to sending instructions under Driver (driver).Add (UHD points of a 24bit i.e. before every a line pixel transmission
Resolution) Command instruction, determine positioning compensation position, and set target Gamma value.In this way, Driver IC only needs to set
Good TCON and target Gamma value can do corresponding compensation.
Referring to fig. 2, the left hand view in Fig. 2 is untreated display effect schematic diagram, and the right part of flg in Fig. 2 is by this hair
The subregion transition compensation method of bright embodiment treated display effect schematic diagram, it is as seen in Figure 2, real through the invention
The subregion transition compensation method of example is applied, can be formed between first display area 21 and second display area 22
Area is crossed, so that the brightness between first display area 21 and second display area 22 forms smooth transition, to solve
Subregion mura problem between first display area 21 and second display area 22.
In embodiments of the present invention, the subregion edge between the first display area and the second display area divides multiple
Subregion, by adjusting the target Gamma value of subregion, can between the first display area and second display area shape
At multiple transition regions, so that the brightness of subregion edge can be gentle between the first display area and second display area
Transition, and then can solve the subregion mura problem as caused by Gamma subregion and optical distance subregion.
Referring to Fig. 3, the embodiment of the invention provides another subregion transition compensation method, the subregion transition compensation method
Applied to the electronic equipment with display panel, the electronic equipment can be the equipment such as mobile phone, computer or plate, the subregion
Transition compensation method specific steps may include:
Step 301: first display area and second display area different with the presence or absence of brightness on detection display panel；If
It detects on display panel there are when brightness different the first display area and the second display area, executes step 302；Otherwise,
Repeat step 301.
Step 302: determining the quantity K of subregion；
It in embodiments of the present invention, can be corresponding according to the pixel unit of the first preset quantity in first display area
Gamma value and second display area in the second preset quantity the corresponding Gamma value of pixel unit, determine described in
The quantity K of subregion.
Assuming that first preset quantity is equal with second preset quantity, and first preset quantity and described
Two preset quantities are that n or n can be understood as adjustable accuracy.Wherein, { G1-1, G1-2, G1-3 ... G1-n } is described
Gamma value corresponding to n pixel unit in first display area, { G2-1, G2-2, G2-3 ... G2-n } are described second aobvious
Show Gamma value corresponding to n pixel unit in region, can determine the quantity K of the subregion in the following manner:
{ G1-1, G1-2, G1-3 ... G1-n } is done with respective value in { G2-1, G2-2, G2-3 ... G2-n } respectively and is subtracted
Method obtains { G1, G2, G3 ... Gn }；N value in { G1, G2, G3 ... Gn } is averaged, then asks and thoroughly deserves subregion
Quantity K.
It should be noted that not needing to carry out edge transition compensation as the quantity K≤1 of subregion；When the number of subregion
When measuring K >=2, then need to carry out edge transition compensation.
Step 303: determining area size to be divided；
In embodiments of the present invention, as the quantity K >=2 of the subregion, the area size to be divided isA pixel, wherein a and b is preset constant, and the initial value of a and b are 1.WhenIt acquires
When value is not integer, need byValue round up and ask whole.
Such as: as the quantity K=2 of the subregion, b=0, a >=2.It is understood that working as the number of the subregion
When measuring K=2, the area size to be divided is at least four pixel.
It is emphasized that the value of a and b can be adjusted according to luminance test result, and such as: when first display area
When larger with the luminance test result difference of second display area, it can suitably increase the value of a and b, until described first
Display area and the second display area subregion luminance difference are invisible.It should be noted that the embodiment of the present invention does not have
The numerical value of body restriction a and b.
Step 304: being more by region division to be divided according to the quantity K of the subregion and area size to be divided
Sub-regions.
Referring to fig. 4, when the quantity of the subregion is K >=2, region 23 to be divided can be divided into First Transition area
231, linear zone 232 and the second transition region 233, the linear zone 232 are located at the First Transition area 231 and second transition
Between area 233；
The size in the First Transition area 231 isA pixel；
The size of the linear zone 232 isA pixel；
The size of second transition region 233 isA pixel.
Wherein,It is the pixel quantity in the First Transition area and second transition region, using quadratic function
First Transition area and second transition region can be seamlessly transitted, simple linear equation is unable to satisfy, it is therefore desirable to
The pixel number of quadratic equation is matched with smooth transition function, and the pixel quantity of linear zone only needs to match linear function at this time
?.
It is understood that the difference for depending mainly on the size of Gamma value between each sub-regions of subregion, Gamma
Value difference is different bigger, in order to enable the brightness progress gentle transition of each sub-regions, First Transition area and second transition region
Range is bigger, to carry out transition using exponential function in Transition edges when transition, linear zone then uses linear function transition.
It should be noted that as the quantity K=2 of the subregion, b=0, a >=2.Then according to above-mentioned formula it is found that working as
When the quantity K=2 of the subregion, the size of linear zone 232 is 0 pixel.It is understood that working as the number of the subregion
When measuring K=2, it is only necessary to which region 23 to be divided is divided into First Transition area 231 and the second transition region 233, and first mistake
It is adjacent with second transition region 233 to cross area 231, it is shown in Figure 5.
Step 305: determining target Gamma value corresponding to all pixels unit in each subregion；
Target Gamma value corresponding to all pixels unit includes at least following two feelings in the determining each subregion
Condition:
Situation one: when the quantity of the subregion is K=2, all pixels unit is corresponding in the First Transition area
Gamma value is { G1-1, G1-2, G1-3 ... G1-n } -1, the corresponding Gamma value of all pixels unit in second transition region
For { G2-1, G2-2, G2-3 ... G2-n }+1；Wherein, n is adjustable accuracy.
Situation two: when the quantity of the subregion is K > 2, the Gamma of all pixels unit in the First Transition area
Value are as follows: { G1-1, G1-2, G1-3 ... G1-n }-ced(K-g)+f；
The Gamma value of all pixels unit in the linear zone are as follows:
The Gamma value of all pixels unit in second transition region are as follows: { G2-1, G2-2, G2-3 ... G2-n }+ced (K-g)+f；
Wherein n is adjustable accuracy, and a, b, c, d, g and f are preset constant.
In embodiments of the present invention, c and d can determine slope of a curve and smoothness, in principle for cross get over it is gentle
Effect is better, but more gently needs the pixel quantity of transition more, so needing on the basis of guaranteeing transition effect, as far as possible
Reduce transition pixel quantity, therefore can be according to the transient condition of Gamma value, to determine the value of c and d.Meanwhile g can be determined
The initial position of function x-axis, f can determine the initial position of function y-axis, and g is smaller, and the initial position of function is gentler；G and d
Value can determine that f can be determined according to the value of g according to the brightness case of display panel, such as: it is above as K=0
The value of function is 0, can bring the value of g into function, then can derive the value of f.
Step 306: according to target Gamma value corresponding to all pixels unit in each subregion, to the subregion
Carry out charging compensation.
In embodiments of the present invention, the subregion edge between the first display area and the second display area, can basis
Second present count in the corresponding Gamma value of the pixel unit of first preset quantity and the second display area in first display area
Region division to be divided is multiple subregions by the corresponding Gamma value of the pixel unit of amount, by adjusting the target of subregion
Gamma value can form multiple transition regions between the first display area and second display area, so that the first display
The brightness of subregion edge can be with gentle transition between region and second display area, and then can solve due to Gamma
Subregion mura problem caused by subregion and optical distance subregion.
In order to solve the problems, such as the subregion mura of display panel, a kind of subregion transition benefit is additionally provided in the embodiment of the present invention
Device is repaid, the principle and the subregion transition compensation method phase in the embodiment of the present invention solved the problems, such as due to subregion transition compensation device
Seemingly, therefore the implementation of the subregion transition compensation device may refer to the implementation of method, repeat place and no longer apply to state.
Referring to Fig. 6, the embodiment of the invention provides a kind of subregion transition compensation devices 600, comprising:
Division module 601, for there is the first different display area of brightness on said display panel and with described
It is multiple subregions by region division to be divided when adjacent the second display area in one display area；Wherein, the area to be divided
Subregion edge of the domain between first display area and second display area；
Determining module 602, for determining target Gamma value corresponding to each pixel unit in each subregion；
Charge compensating module 603, for the target Gamma according to corresponding to each pixel unit in each subregion
Value, carries out charging compensation to the subregion.
Optionally, the division module 601 may include:
First determination unit, for determining the quantity K of subregion；
Second determination unit, for determining area size to be divided；
Division unit, for according to the subregion quantity K and area size to be divided, by region division to be divided
For multiple subregions.
Optionally, first determination unit may include:
First determines subelement, corresponding for the pixel unit according to the first preset quantity in first display area
The corresponding Gamma value of pixel unit of the second preset quantity, determines the son in Gamma value and second display area
The quantity K in region.
Optionally, described first determine that subelement may include:
First determines sub- subelement, for by { G1-1, G1-2, G1-3 ... G1-n } respectively with { G2-1, G2-2, G2-
3 ... G2-n } in respective value do subtraction and obtain { G1, G2, G3 ... Gn }；N value in { G1, G2, G3 ... Gn } is averaging
Value, then seek the quantity K for thoroughly deserving subregion；
Wherein, first preset quantity and second preset quantity are n, { G1-1, G1-2, G1-3 ... G1-
N } it is Gamma value corresponding to n pixel unit in first display area, { G2-1, G2-2, G2-3 ... G2-n } is institute
Stating Gamma value corresponding to n pixel unit, n in the second display area is adjustable accuracy.
Optionally, second determination unit may include:
Second determines subelement, and for as the quantity K >=2 of the subregion, the area size to be divided isA pixel, wherein a and b is preset constant.
Optionally, the division unit may include:
First divides subelement, for being first by region division to be divided when the quantity of the subregion is K >=2
Transition region, linear zone and the second transition region, the linear zone is between the First Transition area and second transition region；
The size in the First Transition area isA pixel；
The size of the linear zone isA pixel；
The size of second transition region isA pixel.
Optionally, as the quantity K=2 of the subregion, b=0, a >=2.
Optionally, the determining module 602 may include:
As the quantity K=2 of the subregion, the corresponding Gamma value of all pixels unit is in the First Transition area
{ G1-1, G1-2, G1-3 ... G1-n } -1, in second transition region corresponding Gamma value of all pixels unit be G2-1,
G2-2, G2-3 ... G2-n }+1；Wherein, n is adjustable accuracy.
Optionally, the determining module 602 may include:
When the quantity of the subregion is K > 2, the Gamma value of all pixels unit in the First Transition area are as follows:
{ G1-1, G1-2, G1-3 ... G1-n }-ced(K-g)+f；
The Gamma value of all pixels unit in the linear zone are as follows:
The Gamma value of all pixels unit in second transition region are as follows: { G2-1, G2-2, G2-3 ... G2-n }+ced (K-g)+f；
Wherein n is adjustable accuracy, and a, b, c, d, g and f are preset constant.
Optionally, the subregion transition compensation device 600 further include:
Detection module, for detecting on display panel with the presence or absence of the first display area and the second viewing area that brightness is different
Domain；
If detecting, there are when brightness different the first display area and the second display area on display panel, triggering is divided
Module, which is executed, is divided into multiple subregions for the subregion edge between first display area and second display area
Step；If detecting on display panel there is no when different the first display area and the second display area of brightness, repeated trigger
Detection module executes on detection display panel the step of with the presence or absence of brightness different the first display area and the second display area.
It should be noted that the method that subregion transition compensation device provided in an embodiment of the present invention can be realized Fig. 1 and Fig. 3
Each process in embodiment, it is similar that the realization principle and technical effect are similar, and details are not described herein again for the present embodiment.
In addition to this, the embodiment of the invention also provides a kind of electronic equipment, including subregion transition as described above to compensate
Device.The electronic equipment can be the equipment having a display function such as mobile phone, computer, plate.
It should be noted that the above specific kind of description in relation to the electronic equipment is example and non-limiting, it can
With understanding, the type of the electronic equipment is not limited specifically in embodiments of the present invention.
Fig. 7 be another embodiment of the present invention provides subregion transition compensation device structural schematic diagram.As shown in fig. 7, Fig. 7
Shown in subregion transition compensation device 700 include: at least one processor 701, memory 702.Subregion transition compensation device 700
In various components be coupled by bus system 705.It is understood that bus system 705 is for realizing between these components
Connection communication.Bus system 705 further includes that power bus, control bus and status signal are total in addition to including data/address bus
Line.But for the sake of clear explanation, various buses are all designated as bus system 705 in Fig. 7.
It is appreciated that the memory 702 in the embodiment of the present invention can be volatile memory or nonvolatile memory,
It or may include both volatile and non-volatile memories.Wherein, nonvolatile memory can be read-only memory (Read-
Only Memory, ROM), programmable read only memory (Programmable ROM, PROM), the read-only storage of erasable programmable
Device (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or
Flash memory.Volatile memory can be random access memory (Random Access Memory, RAM), be used as external high
Speed caching.By exemplary but be not restricted explanation, the RAM of many forms is available, such as static random access memory
(Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), Synchronous Dynamic Random Access Memory
(Synchronous DRAM, SDRAM), double data speed synchronous dynamic RAM (Double Data Rate
SDRAM, DDRSDRAM), enhanced Synchronous Dynamic Random Access Memory (Enhanced SDRAM, ESDRAM), synchronized links
Dynamic random access memory (Synchlink DRAM, SLDRAM) and direct rambus random access memory (Direct
Rambus RAM, DRRAM).The memory 702 of the system and method for description of the embodiment of the present invention is intended to include but is not limited to these
With the memory of any other suitable type.
In some embodiments, memory 702 stores following element, executable modules or data structures, or
Their subset of person or their superset: operating system 7021 and application program 7022.
Wherein, operating system 7021 include various system programs, such as ccf layer, core library layer, driving layer etc., are used for
Realize various basic businesses and the hardware based task of processing.Application program 7022 includes various application programs, such as media
Player (Media Player), browser (Browser) etc., for realizing various applied business.Realize the embodiment of the present invention
The program of method may be embodied in application program 7022.
In embodiments of the present invention, by the program or instruction of calling memory 702 to store, specifically, can be application
The program or instruction stored in program 7022, processor 701 can execute above-mentioned subregion transition compensation method.
The method that the embodiments of the present invention disclose can be applied in processor 701, or be realized by processor 701.
Processor 701 may be a kind of IC chip, the processing capacity with signal.During realization, the above method it is each
Step can be completed by the integrated logic circuit of the hardware in processor 701 or the instruction of software form.Above-mentioned processing
Device 701 can be general processor, digital signal processor (Digital Signal Processor, DSP), dedicated integrated electricity
Road (Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components.It may be implemented or execute disclosed each method, step and the logic diagram in the embodiment of the present invention.It is general
Processor can be microprocessor or the processor is also possible to any conventional processor etc..In conjunction with institute of the embodiment of the present invention
The step of disclosed method, can be embodied directly in hardware decoding processor and execute completion, or with the hardware in decoding processor
And software module combination executes completion.Software module can be located at random access memory, and flash memory, read-only memory may be programmed read-only
In the storage medium of this fields such as memory or electrically erasable programmable memory, register maturation.The storage medium is located at
The step of memory 702, processor 701 reads the information in memory 702, completes the above method in conjunction with its hardware.
It is understood that the embodiment of the present invention description these embodiments can with hardware, software, firmware, middleware,
Microcode or combinations thereof is realized.For hardware realization, processing unit be may be implemented in one or more specific integrated circuits
(Application Specific Integrated Circuits, ASIC), digital signal processor (Digital Signal
Processing, DSP), digital signal processing appts (DSP Device, DSPD), programmable logic device (Programmable
Logic Device, PLD), field programmable gate array (Field-Programmable Gate Array, FPGA), general place
It manages in device, controller, microcontroller, microprocessor, other electronic units for executing function of the present invention or combinations thereof.
For software implementations, can by execute the embodiment of the present invention described in function module (such as process, function etc.) come
Realize technology described in the embodiment of the present invention.Software code is storable in memory and is executed by processor.Memory can
With portion realizes in the processor or outside the processor.
In the present embodiment, processor 701 is specifically used for: there is the first different viewing area of brightness on said display panel
It is multiple subregions by region division to be divided when domain and second display area adjacent with first display area；Wherein,
Subregion edge of the region to be divided between first display area and second display area；It determines each
Target Gamma value corresponding to each pixel unit in subregion；It is right according to each pixel unit institute in each subregion
The target Gamma value answered carries out charging compensation to the subregion.
The embodiment of the invention also provides a kind of computer readable storage mediums, are stored thereon with program, which is located
Reason device realizes the step in subregion transition compensation method as described above when executing.
It should be understood that " one embodiment " or " embodiment " that specification is mentioned in the whole text mean it is related with embodiment
A particular feature, structure, or characteristic is included at least one embodiment of the present invention.Therefore, occur everywhere in the whole instruction
" in one embodiment " or " in one embodiment " not necessarily refer to identical embodiment.In addition, these specific features, knot
Structure or characteristic can combine in any suitable manner in one or more embodiments.
In various embodiments of the present invention, it should be appreciated that magnitude of the sequence numbers of the above procedures are not meant to execute suitable
Sequence it is successive, the execution of each process sequence should be determined by its function and internal logic, the implementation without coping with the embodiment of the present invention
Process constitutes any restriction.
In embodiment provided herein, it should be appreciated that " B corresponding with A " indicates that B is associated with A, can be with according to A
Determine B.It is also to be understood that determine that B is not meant to determine B only according to A according to A, it can also be according to A and/or other information
Determine B.
In several embodiments provided herein, it should be understood that disclosed method and apparatus, it can be by other
Mode realize.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
For a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can combine
Or it is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed phase
Coupling, direct-coupling or communication connection between mutually can be through some interfaces, the INDIRECT COUPLING or communication of device or unit
Connection can be electrical property, mechanical or other forms.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that the independent physics of each unit includes, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit being realized in the form of SFU software functional unit can store and computer-readable deposit at one
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or network side equipment etc.) executes transmitting-receiving side described in each embodiment of the present invention
The part steps of method.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, letter
Claim ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic or disk etc. is various to deposit
Store up the medium of program code.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (14)
1. a kind of subregion transition compensation method, applied to the electronic equipment with display panel, which is characterized in that the method packet
It includes:
There is the first different display area of brightness and adjacent with first display area second on said display panel
It is multiple subregions by region division to be divided when display area；Wherein, the region to be divided is located at first viewing area
Subregion edge between domain and second display area；
Determine target Gamma value corresponding to each pixel unit in each subregion；
According to target Gamma value corresponding to each pixel unit in each subregion, charging benefit is carried out to the subregion
It repays.
2. subregion transition compensation method according to claim 1, which is characterized in that described by region division to be divided is more
Sub-regions, comprising:
Determine the quantity K of subregion；
Determine area size to be divided；
It is multiple subregions by region division to be divided according to the quantity K of the subregion and area size to be divided.
3. subregion transition compensation method according to claim 1, which is characterized in that the quantity K of the determining subregion, packet
It includes:
It is shown according to the corresponding Gamma value of the pixel unit of the first preset quantity in first display area and described second
Show the corresponding Gamma value of the pixel unit of the second preset quantity in region, determines the quantity K of the subregion.
4. subregion transition compensation method according to claim 1, which is characterized in that described according to first display area
In the corresponding Gamma value of pixel unit of the first preset quantity and the picture of the second preset quantity in second display area
The corresponding Gamma value of plain unit, determines the quantity K of the subregion, comprising:
{ G1-1, G1-2, G1-3 ... G1-n } is done subtraction with respective value in { G2-1, G2-2, G2-3 ... G2-n } respectively to obtain
To { G1, G2, G3 ... Gn }；N value in { G1, G2, G3 ... Gn } is averaged, then seeks the number for thoroughly deserving subregion
Measure K；
Wherein, first preset quantity and second preset quantity are n, and { G1-1, G1-2, G1-3 ... G1-n } is
Gamma value corresponding to n pixel unit in first display area, { G2-1, G2-2, G2-3 ... G2-n } are described the
Gamma value corresponding to n pixel unit, n are adjustable accuracy in two display areas.
5. subregion transition compensation method according to claim 1, which is characterized in that the determination area size to be divided,
Include:
As the quantity K >=2 of the subregion, the area size to be divided isA pixel, wherein a and b
For preset constant.
6. subregion transition compensation method according to claim 5, which is characterized in that the quantity according to the subregion
Region division to be divided is multiple subregions by K and area size to be divided, comprising:
It is First Transition area, linear zone and the second transition by region division to be divided when the quantity of the subregion is K >=2
Area, the linear zone is between the First Transition area and second transition region；
The size in the First Transition area isA pixel；
The size of the linear zone isA pixel；
The size of second transition region isA pixel.
7. subregion transition compensation method according to claim 6, which is characterized in that as the quantity K=2 of the subregion
When, b=0, a >=2.
8. subregion transition compensation method according to claim 7, which is characterized in that own in the determining each subregion
Target Gamma value corresponding to pixel unit, comprising:
The corresponding Gamma value of all pixels unit is { G1-1, G1-2, G1-3 ... G1-n } -1, institute in the First Transition area
Stating the corresponding Gamma value of all pixels unit in the second transition region is { G2-1, G2-2, G2-3 ... G2-n }+1；Wherein, n is
Adjustable accuracy.
9. subregion transition compensation method according to claim 6, which is characterized in that own in the determination subregion
Target Gamma value corresponding to pixel unit, comprising:
When the quantity of the subregion is K > 2, the Gamma value of all pixels unit in the First Transition area are as follows: G1-1,
G1-2, G1-3 ... G1-n }-ced(K-g)+f；
The Gamma value of all pixels unit in the linear zone are as follows:
The Gamma value of all pixels unit in second transition region are as follows: { G2-1, G2-2, G2-3 ... G2-n }+ced(K-g)+
f；
Wherein n is adjustable accuracy, and a, b, c, d, g and f are preset constant.
10. subregion transition compensation method according to claim 1, which is characterized in that described by region division to be divided
Before the step of for multiple subregions, the method also includes:
It detects on display panel with the presence or absence of the first display area and the second display area that brightness is different；
If detecting on display panel there are when brightness different the first display area and the second display area, execute described the
The step of subregion edge between one display area and second display area is divided into multiple subregions；If detecting display
On panel there is no when different the first display area and the second display area of brightness, repeat on detection display panel whether
The step of there are brightness different the first display areas and the second display area.
11. a kind of subregion transition compensation device characterized by comprising
Division module, for exist on a display panel the first different display area of brightness and with first display area phase
It is multiple subregions by region division to be divided when the second display area of neighbour；Wherein, the region to be divided is located at described the
Subregion edge between one display area and second display area；
Determining module, for determining target Gamma value corresponding to each pixel unit in each subregion；
Charge compensating module, for the target Gamma value according to corresponding to each pixel unit in each subregion, to described
Subregion carries out charging compensation.
12. a kind of electronic equipment characterized by comprising subregion transition compensation device as claimed in claim 11.
13. a kind of subregion transition compensation device characterized by comprising processor, memory and be stored on the memory
And the program that can be run on the processor, it is realized when described program is executed by the processor as in claims 1 to 10
The step of described in any item subregion transition compensation methodes.
14. a kind of computer readable storage medium, which is characterized in that store program, institute on the computer readable storage medium
State the step of subregion transition compensation method as described in any one of claims 1 to 10 is realized when program is executed by processor.
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