CN106484356A - Adjust the method and device of brightness of image - Google Patents
Adjust the method and device of brightness of image Download PDFInfo
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- CN106484356A CN106484356A CN201610943249.5A CN201610943249A CN106484356A CN 106484356 A CN106484356 A CN 106484356A CN 201610943249 A CN201610943249 A CN 201610943249A CN 106484356 A CN106484356 A CN 106484356A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1407—General aspects irrespective of display type, e.g. determination of decimal point position, display with fixed or driving decimal point, suppression of non-significant zeros
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/451—Execution arrangements for user interfaces
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Abstract
The disclosure provides a kind of method and device adjusting brightness of image, and the method adjusting brightness of image includes：Obtain the brightness of target image, target image is image to be shown on the display device；The brightness of the brightness according to target image and display device determines display brightness, and display brightness is used for brightness when indicating that target image shows on the display device；When display brightness and ambient brightness are incompatible, adjust the brightness of target image according to ambient brightness, ambient brightness is used for indicating the brightness of display device local environment.According to ambient brightness, the brightness of target image is adjusted, so that the display brightness that target image finally shows on the display device is adapted with ambient brightness, improve Consumer's Experience.
Description
Technical field
It relates to technical field of image processing, more particularly, to adjust the method and device of brightness of image.
Background technology
In daily life, the commonly used various display device viewing videos of user, picture etc., for example, smart mobile phone, flat board
Computer, television set etc..Under some application scenarios, such as, under dazzling sunlight, display device is too low with respect to sun level, uses
Family cannot see screen clearly, or, at dead of night in, display device is too high with respect to ambient brightness pitch-dark around, and user watches
Come very dazzling, under these application scenarios, user is required for adjusting the brightness of display device, but user operation is got up very
Inconvenient.
Content of the invention
The embodiment of the present disclosure provides a kind of method and device adjusting brightness of image.Described technical scheme is as follows：
According to the embodiment of the present disclosure in a first aspect, providing a kind of method adjusting brightness of image, the method includes：
Obtain the brightness of target image, target image is image to be shown on the display device；
The brightness of the brightness according to target image and display device determines display brightness, and display brightness is used for indicating target figure
As brightness when showing on the display device；
When display brightness and ambient brightness are incompatible, adjust the brightness of target image according to ambient brightness, environment is bright
Spend the brightness for indicating display device local environment.
Because the brightness of target image be have adjusted so that display brightness can mutually be fitted with ambient brightness according to ambient brightness
Should, during display device target image, will not be too bright or too dark with respect to the environment described in display device, improve user
The impression of viewing.
In one embodiment, when display brightness and ambient brightness are incompatible, target figure is adjusted according to ambient brightness
The brightness of picture, including：
When between display brightness and ambient brightness, the absolute value of difference is more than or equal to predetermined threshold value, according to ambient brightness
The brightness of adjustment target image.
Between display brightness and ambient brightness, more than or equal to predetermined threshold value, the absolute value of difference shows that display device shows
The brightness of target image is excessively bright with respect to the environment residing for display device or excessively dark, and now, the experience of user's viewing can be compared
Difference is it should the brightness to target image is adjusted.
In one embodiment, the brightness of target image is adjusted according to ambient brightness, including：
When display brightness is incompatible with ambient brightness, and when display brightness is more than ambient brightness, reduce target image
Brightness.
When display brightness is more than ambient brightness, illustrate that display device target image is excessively bright, need to reduce target image
Brightness to adapt to current environment.
In one embodiment, the brightness of target image is adjusted according to ambient brightness, including：
When display brightness is incompatible with ambient brightness, and when display brightness is less than ambient brightness, increase target image
Brightness.
When display brightness is more than ambient brightness, illustrate that display device target image is excessively dark, need to improve target image
Brightness to adapt to current environment.
In one embodiment, the brightness of target image is adjusted according to ambient brightness, including：
The brightness of adjustment target image, so that the difference between display brightness and ambient brightness is preset difference value, works as display
When difference between brightness and ambient brightness is preset difference value, display brightness is adapted with ambient brightness, and this preset difference value is permissible
It is adjusted according to the custom of user.
In one embodiment, the method also includes：
Detection display device local environment simultaneously obtains ambient brightness.
In one embodiment, obtain the brightness of target image, including：
When ambient brightness is less than or equal to predetermined luminance, obtain the brightness of target image and the brightness of display image.
When ambient brightness is less than or equal to predetermined luminance, can be with the brightness of adjust automatically target image to adapt to work as front ring
Border is it is not necessary to user is adjusted manually.
In one embodiment, adjust the brightness of target image according to ambient brightness after, the method also includes：
Show the target image after adjustment brightness on a display screen.
According to the second aspect of the embodiment of the present disclosure, provide a kind of device adjusting brightness of image, including：Acquisition module,
Data processing module and brightness adjusting section；
Acquisition module, for obtaining the brightness of target image, target image is image to be shown on the display device；
Data processing module, the brightness for the brightness according to target image and display device determines display brightness, display
Brightness is used for brightness when indicating that target image shows on the display device；
Brightness adjusting section, for when display brightness and ambient brightness are incompatible, adjusting target according to ambient brightness
The brightness of image, ambient brightness is used for indicating the brightness of display device local environment.
In one embodiment, brightness adjusting section, for the absolute value of difference between display brightness and ambient brightness
The brightness of target image during more than or equal to predetermined threshold value, is adjusted according to ambient brightness.
In one embodiment, brightness adjusting section includes the first adjustment submodule；
First adjustment submodule, for incompatible with ambient brightness in display brightness, and display brightness is bright more than environment
When spending, reduce the brightness of target image.
In one embodiment, brightness adjusting section includes the second adjustment submodule；
Second adjustment submodule, for incompatible with ambient brightness in display brightness, and display brightness is bright less than environment
When spending, increase the brightness of target image.
In one embodiment, brightness adjusting section includes the 3rd adjustment submodule；
3rd adjustment submodule, for adjusting the brightness of target image so that difference between display brightness and ambient brightness
It is worth for preset difference value, when the difference between display brightness and ambient brightness is preset difference value, display brightness and ambient brightness phase
Adapt to.
In one embodiment, the device adjusting brightness of image also includes detection module；
Detection module, for detecting display device local environment and obtaining ambient brightness.
According to the third aspect of the embodiment of the present disclosure, provide a kind of device adjusting brightness of image, including：
Processor；
For storing the memorizer of processor executable；
Wherein, processor is configured to：
Obtain the brightness of target image, target image is image to be shown on the display device；
The brightness of the brightness according to target image and display device determines display brightness, and display brightness is used for indicating target figure
As brightness when showing on the display device；
When display brightness and ambient brightness are incompatible, adjust the brightness of target image according to ambient brightness, environment is bright
Spend the brightness for indicating display device local environment.
In one embodiment, processor can be additionally configured to：
When between display brightness and ambient brightness, the absolute value of difference is more than or equal to predetermined threshold value, according to ambient brightness
The brightness of adjustment target image.
In one embodiment, processor can be additionally configured to：
When display brightness is incompatible with ambient brightness, and when display brightness is more than ambient brightness, reduce target image
Brightness.
In one embodiment, processor can be additionally configured to：
When display brightness is incompatible with ambient brightness, and when display brightness is less than ambient brightness, increase target image
Brightness.
In one embodiment, processor can be additionally configured to：
The brightness of adjustment target image, so that the difference between display brightness and ambient brightness is preset difference value, works as display
When difference between brightness and ambient brightness is preset difference value, display brightness is adapted with ambient brightness.
In one embodiment, processor can be additionally configured to：
Detection display device local environment simultaneously obtains ambient brightness.
It should be appreciated that above general description and detailed description hereinafter are only exemplary and explanatory, not
The disclosure can be limited.
Brief description
Accompanying drawing herein is merged in description and constitutes the part of this specification, shows the enforcement meeting the disclosure
Example, and be used for explaining the principle of the disclosure together with description.
Fig. 1 is the flow chart of the method for regulation brightness of image according to an exemplary embodiment；
Fig. 2 is the flow chart of the method for regulation brightness of image according to an exemplary embodiment；
Fig. 3 is the block diagram of the device of regulation brightness of image according to an exemplary embodiment；
Fig. 4 is the block diagram of the device of regulation brightness of image according to an exemplary embodiment；
Fig. 5 is the block diagram of the device of regulation brightness of image according to an exemplary embodiment；
Fig. 6 is the block diagram of the device of regulation brightness of image according to an exemplary embodiment；
Fig. 7 is the block diagram of the device of regulation brightness of image according to an exemplary embodiment；
Fig. 8 is the block diagram of the device of regulation brightness of image according to an exemplary embodiment；
Fig. 9 is the block diagram of the terminal unit according to an exemplary embodiment.
Specific embodiment
Here will in detail exemplary embodiment be illustrated, its example is illustrated in the accompanying drawings.Explained below is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with such as appended
The example of the consistent apparatus and method of some aspects being described in detail in claims, the disclosure.
When user uses display device viewing video, picture, probably due to the brightness of local environment is too high does not see screen
Curtain it is also possible to because local environment brightness too low see very dazzling during screen.For example, at night, user is watched using display device
Video, if user turns down the brightness of display device, but the possible brightness of some picture frames of video is very low, and user turns down
The brightness of display device, will not see the image of display, but if manually adjusting the brightness of display device, if brightness of image
Height, turns down the brightness of display device, it is to avoid the image of display is too dazzling；If brightness of image is low, heighten the brightness of display device,
Avoid not seeing the content of image, such user operation is got up very inconvenient.The regulation brightness of image that the embodiment of the present disclosure provides
Method, obtain target image brightness, target image is image to be shown on the display device；Bright according to target image
The brightness of degree and display device determines display brightness, and display brightness is used for bright when indicating that target image shows on the display device
Degree；When display brightness and ambient brightness are incompatible, adjust the brightness of target image according to ambient brightness, ambient brightness is used for
Indicate the brightness of display device local environment.According to ambient brightness, the brightness of target image is adjusted so that target image
The final display brightness showing on the display device is adapted with ambient brightness it is not necessary to user goes manually, and because
It is to be adjusted for target image, picture frame single in same video can be adjusted respectively, very flexibly, make
Obtain user when using display device viewing image, the brightness of the shown image of display device is mutually fitted with ambient brightness all the time
Should, improve Consumer's Experience.
Fig. 1 is the flow chart of a kind of method of regulation brightness of image according to an exemplary embodiment, is applied to adjust
The device of section brightness of image, as shown in figure 1, the method for this regulation brightness of image includes step 101-103：
In a step 101, obtain the brightness of target image.
Target image is image to be shown on the display device.Target image can be a width picture or regard
Some picture frame in frequency.
It should be noted that the device adjusting brightness of image can be a single device it is also possible to be mounted in aobvious
Show the device on equipment, belong to a part for display device.The method of the regulation brightness of image that the embodiment of the present disclosure provides also may be used
Directly to be executed by display device.
In one embodiment, target image comprises at least one pixel, and the brightness of each pixel is whole in [0,255]
Number, 255 is maximum brightness value, and 0 is brightness minimum, it should be noted that the brightness of target image simply represented with numerical value bright
The size of degree, not unit, the brightness of target image can be the meansigma methodss or at least of at least one pixel intensity
The brightness of brightness highest pixel in the brightness value of the minimum pixel of brightness or at least one pixel in one pixel
Value.
In a step 102, the brightness of the brightness according to target image and display device determines display brightness.
The brightness of display device can obtain in advance.In one embodiment, the brightness of display device is used for representing display
Luminous intensity on the display screen unit projection area of equipment, its unit be candela/square metre；Or, display device
Brightness can also be the integer in [0,255], represents the height of the brightness of display device.
Display brightness is used for brightness when indicating that target image shows on the display device.In one embodiment, permissible
According to formula Y=E × a × (Pn/Pmax) be calculated, wherein, Y is display brightness, and E is the brightness of display device, and a is conversion
Parameter, for being converted to illumination, P by the luminous intensity of display devicenFor the brightness of target image, PmaxBright for target image
The maximum that degree can reach, for example, in conjunction with step 101 with regard to the explanation of target image brightness, PmaxEqual to 255, PnFor
[0,255] integer in.Certainly, it is merely illustrative the calculation of display brightness herein, do not represent the disclosure and be confined to
This.
In step 103, when display brightness and ambient brightness are incompatible, target image is adjusted according to ambient brightness
Brightness.
Ambient brightness is used for indicating the brightness of display device local environment.Ambient brightness refers to residing for display device
It is irradiated to the luminous flux in unit area, the luminous flux of 1 lumen uniformly impinges upon produced photograph on 1 square metre of surface in environment
Degree is 1 lux, and ambient brightness can be illumination, and its unit can be lux or with the integer in [0,255]
Represent the height of ambient brightness.
Because the brightness of target image be have adjusted so that display brightness can mutually be fitted with ambient brightness according to ambient brightness
Should, during display device target image, will not be too bright or too dark with respect to the environment described in display device, improve user
The impression of viewing.
In one embodiment, when display brightness and ambient brightness are incompatible, target figure is adjusted according to ambient brightness
The brightness of picture, including：When between display brightness and ambient brightness, the absolute value of difference is more than or equal to predetermined threshold value, according to ring
The brightness of border brightness adjustment target image.
Between display brightness and ambient brightness, more than or equal to predetermined threshold value, the absolute value of difference shows that display device shows
The brightness of target image is excessively bright with respect to the environment residing for display device or excessively dark, and now, the experience of user's viewing can be compared
Difference is it should the brightness to target image is adjusted.It should be noted that when display brightness is made comparisons with ambient brightness, needing
Will be using unified brightness standards of measurement, for example, unification lux is compared as unit, or, unification use [0,
The size of the integer representation brightness in 255].
Enumerate two kinds of concrete implementation modes to illustrate how the brightness of target image is adjusted herein：
The brightness of target image in the first implementation, is adjusted according to ambient brightness, including：When display brightness and ring
Border brightness is incompatible, and when display brightness is more than ambient brightness, reduces the brightness of target image；When display brightness is bright with environment
Degree is incompatible, and when display brightness is less than ambient brightness, increases the brightness of target image.
When display brightness is more than ambient brightness, illustrate that display device target image is excessively bright, need to reduce target image
Brightness to adapt to current environment；When display brightness is more than ambient brightness, illustrate that display device target image is excessively dark, need
The brightness improving target image is to adapt to current environment.
Adjust target image brightness when, default step-length can be adjusted every time, with the brightness of target image for [0,
255] as a example the integer in, the brightness of target image can be 187, and the step-length of adjustment is 10, when display brightness is bright more than environment
Degree and when display brightness and ambient brightness are incompatible, the brightness of target image is reduced to 177, the step-length of adjustment is solid every time
Fixed.Certainly, it is merely illustrative herein.When user is when watching screen, if ambient brightness is bright with the display of video image
Degree is incompatible, and each two field picture all only adjusts fixed step size, and brightness flop is more gentle, makes user have an adaptation when watching
Process, visual discomfort will not be caused suddenly very much because of brightness flop.
The brightness of target image in second implementation, is adjusted according to ambient brightness, including：
The brightness of adjustment target image, so that the difference between display brightness and ambient brightness is preset difference value, works as display
When difference between brightness and ambient brightness is preset difference value, display brightness is adapted with ambient brightness, and this preset difference value is permissible
It is adjusted according to the custom of user.In the second way, as long as display brightness is incompatible with ambient brightness, just adjustment target
It is preset difference value that the brightness of image makes display brightness and ambient brightness be adjusted to difference, and so, the size of adjustment may every time
It is different, but the result of adjustment is all fixing.
This preset difference value can also carry out artificial intelligence's study according to the custom of user.For example, entering learning model
Afterwards, for the adjustment of display device brightness of display screen in record user's a cycle, when user's adjustment brightness of display screen, permissible
After record adjustment, the difference between the display brightness of image and ambient brightness, records in a cycle and repeatedly calculates each time afterwards
The meansigma methodss of the difference of record are as preset difference value.Certainly, it is merely illustrative herein, do not represent the disclosure and be confined to this.
The method of the regulation brightness of image that the embodiment of the present disclosure provides, is carried out to the brightness of target image according to ambient brightness
Adjust, ambient brightness is used for indicating the brightness of display device local environment so that target image finally shows on the display device
Display brightness and ambient brightness be adapted, and because being to be adjusted for target image, can be in same video
Individually picture frame is adjusted respectively, very flexibly so that user is when using display device viewing image, display device
The brightness of shown image is adapted with ambient brightness all the time, improves Consumer's Experience.
The method of the regulation brightness of image being provided based on the corresponding embodiment of above-mentioned Fig. 1, Fig. 2 is according to an exemplary enforcement
The flow chart of a kind of method of regulation brightness of image exemplifying, the method that the present embodiment provides can apply to user at night
In the application scenarios of viewing television set, in this example it is shown that equipment can be television set, the present embodiment is executed by television set
The method of the regulation brightness of image providing, with reference to shown in Fig. 2, the method for the regulation brightness of image that the present embodiment provides includes step
201-207：
In step 201, detect display device local environment and obtain ambient brightness.
Ambient brightness is the luminous flux being irradiated in unit area in display device local environment, and its unit is lux.
In step 202., judge whether ambient brightness is less than or equal to predetermined luminance.
When ambient brightness is less than or equal to predetermined luminance, execution step 203, when ambient brightness is more than predetermined luminance,
Terminate flow process.When ambient brightness is less than or equal to predetermined luminance, illustrates that ambient brightness is relatively low, user's local environment is judged with this
It is night and does not have brighter lighting, now, the brightness of display device is likely to that comparison is high, and thorn is compared in user's viewing
Eye it should to reduce display device on display image brightness.Step 201-202 can periodically execute, for example, every 1
Hour execution once, so, can adjust when ambient brightness changes in time.
In step 203, obtain the brightness of target image.
When user is when seeing TV, target image can be a picture frame of the video televised, target image
Brightness is the integer in [0,255].
In step 204, the brightness of the brightness according to target image and display device determines display brightness.
The brightness of display device can obtain in advance, and the brightness of display device is the display screen unit projection face of display device
Luminous intensity on long-pending, its unit be candela/square metre.
Can be according to formula Y=E × a × Pn/PmaxIt is calculated, wherein, Y is display brightness, and E is the bright of display device
Degree, a is conversion parameter, for the luminous intensity of display device is converted to illumination, PnFor the brightness of target image, display device
Brill be candela/square metre, the brightness of target image is the integer in [0,255], PmaxBrightness for target image
The maximum that can reach, in the present embodiment, PmaxEqual to 255, because there being conversion parameter, luminous intensity can be converted to photograph
Degree, so the unit of the display brightness calculating is lux.So, just can be carried out with ambient brightness based on identical unit
Contrast.
In step 205, whether the absolute value judging difference between display brightness and ambient brightness is more than or equal to default
Threshold value.
When between display brightness and ambient brightness, the absolute value of difference is more than or equal to predetermined threshold value, execution step 206,
When between display brightness and ambient brightness, the absolute value of difference is less than predetermined threshold value, using next picture frame as target image
And execution step 203.
In step 206, the brightness of target image is adjusted according to ambient brightness.
In one embodiment, the brightness of adjustment target image is so that the difference between display brightness and ambient brightness is
Preset difference value, when the difference between display brightness and ambient brightness is preset difference value, display brightness is adapted with ambient brightness.
In step 207, show the target image after adjustment brightness on a display screen.
After step 207, using next picture frame as target image, return execution step 203.Until user closes electricity
Depending on machine, terminate flow process.
It should be noted that the present embodiment illustrates it is also possible to obtain multiple figures taking one image of each adjustment as a example
The brightness of picture, after calculating the meansigma methodss of its display brightness, the meansigma methodss of display brightness and ambient brightness is contrasted, judgement is
The no brightness needing adjustment multiple images.
The method of the regulation brightness of image that the embodiment of the present disclosure provides, is carried out to the brightness of target image according to ambient brightness
Adjust, ambient brightness is used for indicating the brightness of display device local environment so that target image finally shows on the display device
Display brightness and ambient brightness be adapted, and because being to be adjusted for target image, can be in same video
Individually picture frame is adjusted respectively, very flexibly so that user is when using display device viewing image, display device
The brightness of shown image is adapted with ambient brightness all the time, improves Consumer's Experience.
Following for disclosure device embodiment, can be used for executing method of disclosure embodiment.
Fig. 3 is a kind of block diagram of the device of regulation brightness of image according to an exemplary embodiment, and this equipment is permissible
By software, hardware or both be implemented in combination with become adjust brightness of image device some or all of, this regulation figure
The method that the device of image brightness is used for executing the regulation brightness of image described in the corresponding embodiment of above-mentioned Fig. 1 and Fig. 2.As figure
Shown in 3, the device 30 of this regulation brightness of image includes：Acquisition module 301, data processing module 302 and brightness adjusting section
303.
Wherein, acquisition module 301, for obtaining the brightness of target image, target image is to be shown on the display device
Image；
Data processing module 302, the brightness for the brightness according to target image and display device determines display brightness, shows
Show that brightness is used for brightness when indicating that target image shows on the display device；
Brightness adjusting section 303, for when display brightness and ambient brightness are incompatible, adjusting mesh according to ambient brightness
The brightness of logo image, ambient brightness is used for indicating the brightness of display device local environment.
In one embodiment, brightness adjusting section 303, absolute for difference between display brightness and ambient brightness
The brightness of target image when value is more than or equal to predetermined threshold value, is adjusted according to ambient brightness.
In one embodiment, as shown in figure 4, brightness adjusting section 303 includes the first adjustment submodule 3031；
First adjustment submodule 3031, for incompatible with ambient brightness in display brightness, and display brightness is more than ring
During the brightness of border, reduce the brightness of target image.
In one embodiment, as shown in figure 5, brightness adjusting section 303 includes the second adjustment submodule 3032；
Second adjustment submodule 3032, for incompatible with ambient brightness in display brightness, and display brightness is less than ring
During the brightness of border, increase the brightness of target image.
In one embodiment, as shown in fig. 6, brightness adjusting section 303 includes the 3rd adjustment submodule 3033；
3rd adjustment submodule 3033, for adjusting the brightness of target image so that between display brightness and ambient brightness
Difference be preset difference value, the difference between display brightness and ambient brightness be preset difference value when, display brightness is bright with environment
Degree is adapted.
In one embodiment, as shown in fig. 7, the device 30 adjusting brightness of image also includes detection module 304；
Detection module 304, for detecting display device local environment and obtaining ambient brightness.
The device of the regulation brightness of image that the embodiment of the present disclosure provides, is carried out to the brightness of target image according to ambient brightness
Adjust, ambient brightness is used for indicating the brightness of display device local environment so that target image finally shows on the display device
Display brightness and ambient brightness be adapted, and because being to be adjusted for target image, can be in same video
Individually picture frame is adjusted respectively, very flexibly so that user is when using display device viewing image, display device
The brightness of shown image is adapted with ambient brightness all the time, improves Consumer's Experience.
Fig. 8 is a kind of block diagram of the device of regulation brightness of image according to an exemplary embodiment, and this equipment is permissible
By software, hardware or both be implemented in combination with become adjust brightness of image device some or all of, this regulation figure
The method that the device of image brightness is used for executing the regulation brightness of image described in the corresponding embodiment of above-mentioned Fig. 1 and Fig. 2.As figure
Shown in 8, the device 80 of this regulation brightness of image includes：
Processor 801；
For storing the memorizer 802 of processor 801 executable instruction；
Wherein, processor 801 is configured to：
Obtain the brightness of target image, target image is image to be shown on the display device；
The brightness of the brightness according to target image and display device determines display brightness, and display brightness is used for indicating target figure
As brightness when showing on the display device；
When display brightness and ambient brightness are incompatible, adjust the brightness of target image according to ambient brightness, environment is bright
Spend the brightness for indicating display device local environment.
In one embodiment, processor 801 can be additionally configured to：
When between display brightness and ambient brightness, the absolute value of difference is more than or equal to predetermined threshold value, according to ambient brightness
The brightness of adjustment target image.
In one embodiment, processor 801 can be additionally configured to：
When display brightness is incompatible with ambient brightness, and when display brightness is more than ambient brightness, reduce target image
Brightness.
In one embodiment, processor 801 can be additionally configured to：
When display brightness is incompatible with ambient brightness, and when display brightness is less than ambient brightness, increase target image
Brightness.
In one embodiment, processor 801 can be additionally configured to：
The brightness of adjustment target image, so that the difference between display brightness and ambient brightness is preset difference value, works as display
When difference between brightness and ambient brightness is preset difference value, display brightness is adapted with ambient brightness.
In one embodiment, processor 801 can be additionally configured to：
Detection display device local environment simultaneously obtains ambient brightness.
The device of the regulation brightness of image that the embodiment of the present disclosure provides, is carried out to the brightness of target image according to ambient brightness
Adjust, ambient brightness is used for indicating the brightness of display device local environment so that target image finally shows on the display device
Display brightness and ambient brightness be adapted, and because being to be adjusted for target image, can be in same video
Individually picture frame is adjusted respectively, very flexibly so that user is when using display device viewing image, display device
The brightness of shown image is adapted with ambient brightness all the time, improves Consumer's Experience.
Fig. 9 is a kind of block diagram of the terminal unit according to an exemplary embodiment, and this terminal unit 90 can be intelligence
Energy mobile phone, panel computer or television set, this terminal unit 90 is used for executing described in the corresponding embodiment of above-mentioned Fig. 1 and Fig. 2
Regulation brightness of image method.
Terminal unit 90 can include following one or more assemblies：Process assembly 901, memorizer 902, power supply module
903, multimedia groupware 904, audio-frequency assembly 905, the interface 906 of input/output (I/O), sensor cluster 907, and communication
Assembly 908.
The integrated operation of the usual control terminal equipment 90 of process assembly 901, such as with display, call, data communication,
Camera operation and record operate associated operation.Process assembly 901 can include one or more processors 9011 to execute
Instruction, to complete all or part of step of above-mentioned method.Additionally, process assembly 901 can include one or more modules,
It is easy to the interaction between process assembly 901 and other assemblies.For example, process assembly 901 can include multi-media module, with convenient
Interaction between multimedia groupware 904 and process assembly 901.
Memorizer 902 is configured to store various types of data to support the operation in terminal unit 90.These data
Example include on terminal unit 90 operation any application program or method instruction, contact data, telephone directory
Data, message, picture, video etc..Memorizer 902 can by any kind of volatibility or non-volatile memory device or it
Combination realize, such as static RAM (English：Static Random Access Memory, SRAM), electricity can
Erasable programmable read-only memory (EPROM) (English：Electrically Erasable Programmable Read Only
Memory, EEPROM), Erasable Programmable Read Only Memory EPROM (English：Erasable Programmable Read Only
Memory, EPROM), programmable read only memory (English：Programmable Read Only Memory, PROM), read-only
Memorizer (English：Read Only Memory, ROM), magnetic memory, flash memory, disk or CD.
Power supply module 903 provides electric power for the various assemblies of terminal unit 90.Power supply module 903 can include power management
System, one or more power supplys, and other generate, manage and distribute, with for terminal unit 90, the assembly that electric power is associated.
Multimedia groupware 904 includes the screen of one output interface of offer between terminal unit 90 and user.One
In a little embodiments, screen can include liquid crystal display (English：Liquid Crystal Display, LCD) and touch panel
(English：Touch Panel, TP).If screen includes touch panel, screen may be implemented as touch screen, is derived from receiving
The input signal of user.Touch panel includes one or more touch sensors with sensing touch, slip and touch panel
Gesture.Touch sensor can not only sensing touch or sliding action border, but also detection and touch or slide phase
The persistent period closed and pressure.In certain embodiments, multimedia groupware 904 includes a front-facing camera and/or rearmounted takes the photograph
As head.When terminal unit 90 is in operator scheme, such as screening-mode or during video mode, front-facing camera and/or rearmounted shooting
Head can receive the multi-medium data of outside.Each front-facing camera and post-positioned pick-up head can be the optical lenses of a fixation
System or there is focusing and optical zoom capabilities.
Audio-frequency assembly 905 is configured to output and/or input audio signal.For example, audio-frequency assembly 905 includes a Mike
Wind (English：Microphone, MIC), when terminal unit 90 is in operator scheme, such as call model, logging mode and voice are known
During other pattern, mike is configured to receive external audio signal.The audio signal being received can be further stored is depositing
Reservoir 902 or send via communication component 908.In certain embodiments, audio-frequency assembly 905 also includes a speaker, is used for
Exports audio signal.
, for providing interface between process assembly 901 and peripheral interface module, above-mentioned peripheral interface module can for I/O interface 906
To be keyboard, click wheel, button etc..These buttons may include but be not limited to：Home button, volume button, start button and lock
Determine button.
Sensor cluster 907 includes one or more sensors, for providing the state of various aspects for terminal unit 90
Assessment.For example, sensor cluster 907 can detect/the closed mode of opening of terminal unit 90, the relative localization of assembly, example
If described assembly is the display of terminal unit 90 and keypad, sensor cluster 907 can with detection terminal equipment 90 or eventually
The position change of 90 1 assemblies of end equipment, user is presence or absence of with what terminal unit 90 contacted, terminal unit 90 orientation
Or the temperature change of acceleration/deceleration and terminal unit 90.Sensor cluster 907 can include proximity transducer, is configured to
The presence of object near the detection when not having any physical contact.Sensor cluster 907 can also include optical sensor, such as mutually
Mend metal-oxide semiconductor (MOS) (English：Complementary Metal Oxide Semiconductor, CMOS) or electric charge coupling
Close element (English：Charge Coupled Device, CCD) imageing sensor, for using in imaging applications.At some
In embodiment, this sensor cluster 907 can also include acceleration transducer, gyro sensor, Magnetic Sensor, pressure sensing
Device or temperature sensor.
Communication component 908 is configured to facilitate the communication of wired or wireless way between terminal unit 90 and other equipment.
Terminal unit 90 can access the wireless network based on communication standard, such as Wireless Fidelity (English：Wireless-Fidelity,
WiFi), 2G or 3G, or combinations thereof.In one exemplary embodiment, communication component 908 receives via broadcast channel
Broadcast singal or broadcast related information from external broadcasting management system.In one exemplary embodiment, communication component 908 is gone back
Including near-field communication (English：Near Field Communication, NFC) module, to promote junction service.For example, in NFC
Module can be based on RF identification (English：Radio Frequency Identification, RFID) technology, Infrared Data Association
(English：Infrared Data Association, IrDA) technology, ultra broadband (English：Ultra Wideband, UWB) skill
Art, bluetooth (English：Bluetooth, BT) technology and other technologies to be realizing.
In the exemplary embodiment, terminal unit 90 can be by one or more application specific integrated circuits (English：
Application Specific Integrated Circuit, ASIC), digital signal processor (English：Digital
Signal Processing, DSP), digital signal processing appts (English：Digital Signal Processing
Device, DSPD), PLD (English：Programmable Logic Device, PLD), field programmable gate
Array (English：Field Programmable Gate Array, FPGA), controller, microcontroller, microprocessor or other
Electronic component is realized, the method for executing the regulation brightness of image described in the corresponding embodiment of above-mentioned Fig. 1 and Fig. 2.
In the exemplary embodiment, a kind of non-transitorycomputer readable storage medium including instruction, example are additionally provided
As included the memorizer 902 instructing, above-mentioned instruction can be executed by the process assembly 901 of terminal unit 90 to complete said method.
For example, non-transitorycomputer readable storage medium can be ROM, random access memory (English：Random Access
Memory, RAM), CD-ROM, tape, floppy disk and optical data storage devices etc..When the instruction in described storage medium is set by terminal
So that terminal unit 90 is able to carry out being retouched in the corresponding embodiment of above-mentioned Fig. 1 and Fig. 2 during standby 90 process assembly 901 execution
The method of the regulation brightness of image stated, the method includes：
Obtain the brightness of target image, target image is image to be shown on the display device；
The brightness of the brightness according to target image and display device determines display brightness, and display brightness is used for indicating target figure
As brightness when showing on the display device；
When display brightness and ambient brightness are incompatible, adjust the brightness of target image according to ambient brightness, environment is bright
Spend the brightness for indicating display device local environment.
In one embodiment, when display brightness and ambient brightness are incompatible, target figure is adjusted according to ambient brightness
The brightness of picture, including：
When between display brightness and ambient brightness, the absolute value of difference is more than or equal to predetermined threshold value, according to ambient brightness
The brightness of adjustment target image.
In one embodiment, the brightness of target image is adjusted according to ambient brightness, including：
When display brightness is incompatible with ambient brightness, and when display brightness is more than ambient brightness, reduce target image
Brightness.
In one embodiment, the brightness of target image is adjusted according to ambient brightness, including：
When display brightness is incompatible with ambient brightness, and when display brightness is less than ambient brightness, increase target image
Brightness.
In one embodiment, the brightness of target image is adjusted according to ambient brightness, including：
The brightness of adjustment target image, so that the difference between display brightness and ambient brightness is preset difference value, works as display
When difference between brightness and ambient brightness is preset difference value, display brightness is adapted with ambient brightness, and this preset difference value is permissible
It is adjusted according to the custom of user.
In one embodiment, the method also includes：
Detection display device local environment simultaneously obtains ambient brightness.
The device of the regulation brightness of image that the embodiment of the present disclosure provides, is carried out to the brightness of target image according to ambient brightness
Adjust, ambient brightness is used for indicating the brightness of display device local environment so that target image finally shows on the display device
Display brightness and ambient brightness be adapted, and because being to be adjusted for target image, can be in same video
Individually picture frame is adjusted respectively, very flexibly so that user is when using display device viewing image, display device
The brightness of shown image is adapted with ambient brightness all the time, improves Consumer's Experience.
Those skilled in the art, after considering description and putting into practice disclosure disclosed herein, will readily occur to its of the disclosure
Its embodiment.The application is intended to any modification, purposes or the adaptations of the disclosure, these modifications, purposes or
Person's adaptations are followed the general principle of the disclosure and are included the undocumented common knowledge in the art of the disclosure
Or conventional techniques.Description and embodiments be considered only as exemplary, the true scope of the disclosure and spirit by following
Claim is pointed out.
It should be appreciated that the disclosure is not limited to be described above and precision architecture illustrated in the accompanying drawings, and
And various modifications and changes can carried out without departing from the scope.The scope of the present disclosure only to be limited by appended claim.
Claims (13)
1. a kind of method adjusting brightness of image is it is characterised in that methods described includes：
Obtain the brightness of target image, described target image is image to be shown on described display device；
The brightness of the brightness according to described target image and display device determines display brightness, and described display brightness is used for indicating institute
State brightness when target image shows on described display device；
When described display brightness and ambient brightness are incompatible, the bright of described target image is adjusted according to described ambient brightness
Degree, described ambient brightness is used for indicating the brightness of described display device local environment.
2. method according to claim 1 is it is characterised in that when described display brightness and ambient brightness are incompatible,
Adjust the brightness of described target image according to described ambient brightness, including：
When between described display brightness and described ambient brightness, the absolute value of difference is more than or equal to predetermined threshold value, according to described
Ambient brightness adjusts the brightness of described target image.
3. method according to claim 1 is it is characterised in that adjust the bright of described target image according to described ambient brightness
Degree, including：
When described display brightness is incompatible with described ambient brightness, and when described display brightness is more than described ambient brightness, subtract
The brightness of little described target image.
4. method according to claim 1 is it is characterised in that adjust the bright of described target image according to described ambient brightness
Degree, including：
When described display brightness is incompatible with described ambient brightness, and when described display brightness is less than described ambient brightness, increase
The brightness of described greatly target image.
5. method according to claim 1 is it is characterised in that adjust the bright of described target image according to described ambient brightness
Degree, including：
Adjust the brightness of described target image so that the difference between described display brightness and described ambient brightness is default poor
Value, when the difference between described display brightness and described ambient brightness is preset difference value, described display brightness and ambient brightness
It is adapted.
6. the method according to any one of claim 1-5 is it is characterised in that methods described also includes：
Detect described display device local environment and obtain described ambient brightness.
7. a kind of device adjusting brightness of image is it is characterised in that include：Acquisition module, data processing module and brightness adjustment
Module；
Described acquisition module, for obtaining the brightness of target image, described target image is to be shown on described display device
Image；
Described data processing module, the brightness for the brightness according to described target image and display device determines display brightness,
Described display brightness is used for brightness when indicating that described target image shows on described display device；
Described brightness adjusting section, for when described display brightness and ambient brightness are incompatible, according to described ambient brightness
Adjust the brightness of described target image, described ambient brightness is used for indicating the brightness of described display device local environment.
8. device according to claim 7 it is characterised in that
Described brightness adjusting section, the absolute value for difference between described display brightness and described ambient brightness is more than or waits
The brightness of described target image when predetermined threshold value, is adjusted according to described ambient brightness.
9. device according to claim 7 is it is characterised in that described brightness adjusting section includes the first adjustment submodule；
Described first adjustment submodule, for incompatible with described ambient brightness in described display brightness, and described show bright
When degree is more than described ambient brightness, reduce the brightness of described target image.
10. device according to claim 7 is it is characterised in that described brightness adjusting section includes the second adjustment submodule；
Described second adjustment submodule, for incompatible with described ambient brightness in described display brightness, and described show bright
When degree is less than described ambient brightness, increase the brightness of described target image.
11. devices according to claim 7 are it is characterised in that described brightness adjusting section includes the 3rd adjustment submodule；
Described 3rd adjustment submodule, for adjusting the brightness of described target image so that described display brightness and described environment
Difference between brightness is preset difference value, when the difference between described display brightness and described ambient brightness is preset difference value,
Described display brightness is adapted with ambient brightness.
12. devices according to any one of claim 7-11 are it is characterised in that the device of described regulation brightness of image also wraps
Include detection module；
Described detection module, for detecting described display device local environment and obtaining described ambient brightness.
A kind of 13. devices adjusting brightness of image are it is characterised in that include：
Processor；
For storing the memorizer of processor executable；
Wherein, described processor is configured to：
Obtain the brightness of target image, described target image is image to be shown on described display device；
The brightness of the brightness according to described target image and display device determines display brightness, and described display brightness is used for indicating institute
State brightness when target image shows on described display device；
When described display brightness and ambient brightness are incompatible, the bright of described target image is adjusted according to described ambient brightness
Degree, described ambient brightness is used for indicating the brightness of described display device local environment.
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Application publication date: 20170308 |