CN102142240B - Data processing equipment and method for realizing brightness adjustment - Google Patents
Data processing equipment and method for realizing brightness adjustment Download PDFInfo
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- CN102142240B CN102142240B CN201010300920.7A CN201010300920A CN102142240B CN 102142240 B CN102142240 B CN 102142240B CN 201010300920 A CN201010300920 A CN 201010300920A CN 102142240 B CN102142240 B CN 102142240B
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Abstract
The invention provides data processing equipment for realizing the brightness adjustment. Through the establishing of corresponding relation between the external environment brightness and the display brightness of the data processing equipment, the display brightness of the data processing equipment is automatically adjusted according to the external environment brightness and is further automatically adjusted precisely according to the reaction situations of the display brightness adjustment results of the data processing equipment for the user, so that the brightness adjustment operation is simplified, and the wrong brightness adjustment operation is avoided. The invention further provides a method for realizing the brightness adjustment.
Description
Technical field
The present invention relates to a kind of luminance processing system and method, particularly relate to a kind of data processing equipment and the method that realize brightness regulation.
Background technology
At present, a lot of data processing equipments that market is sold, such as, mobile phone or computing machine, though regulate the display brightness of display screen by brightness regulating button manual type, manual type regulates the display brightness of display screen easily to make a mistake, and when extraneous ambient brightness easily changes, must the display brightness of frequent manual adjustment display screen people be made to adapt to the change of external environment brightness, complex operation.
Summary of the invention
In view of above content, be necessary to provide a kind of data processing equipment realizing brightness regulation, according to the situation of change of external environment brightness, automatically the display brightness of the display screen of data processing equipment can be regulated, simplify the operation, avoid operating mistake.
In addition, there is a need to provide a kind of method realizing brightness regulation, according to the situation of change of external environment brightness, automatically the display brightness of the display screen of data processing equipment can be regulated, simplify the operation, avoid operating mistake.
A kind of data processing equipment realizing brightness regulation, this data processing equipment comprises display unit, this data processing equipment also comprises: display brightness adjustment module, for the external environment condition brightness according to data processing equipment, regulates the display brightness of the display unit of data processing equipment; Pupil locking module, the pupil for analyzing user to regulate the reaction of result to the display brightness of display unit, and the response situation of pupil according to user, regulates the display brightness of display unit further.
Realize a method for brightness regulation, be applicable to data processing equipment, the method comprising the steps of: (i1), according to the external environment condition brightness of data processing equipment, regulates the display brightness of the display unit of data processing equipment; (i2) pupil analyzing user regulates the reaction of result to the display brightness of display unit, according to the response situation of the pupil of user, regulate the display brightness of display unit further.
Compare prior art, the present invention by setting up corresponding relation between the external environment condition brightness and the display brightness of data processing equipment of data processing equipment, according to the display brightness of external environment condition automatic brightness adjustment data processing equipment, and according to user, the display brightness of data processing equipment is regulated to the response situation of result, automatically further fine adjustment is done to the display brightness of data processing equipment, simplify brightness adjustment operation, avoid brightness adjustment operation mistake.
Accompanying drawing explanation
Fig. 1 is the arrangement plan that the present invention realizes the data processing equipment preferred embodiment of brightness regulation.
Fig. 2 is the functional block diagram of brightness control system 15 in Fig. 1.
Fig. 3 is the concrete implementing procedure figure that the present invention realizes the method preferred embodiment of brightness regulation.
Main element symbol description
| Data processing equipment | 1 |
| Processing unit | 10 |
| Display unit | 11 |
| Storage unit | 12 |
| Image capture unit | 13 |
| Luminance sensor | 14 |
| Brightness control system | 15 |
| Display brightness adjustment module | 150 |
| Pupil locking module | 151 |
Embodiment
As shown in Figure 1, be the arrangement plan that the present invention realizes the data processing equipment preferred embodiment of brightness regulation.This data processing equipment 1 comprises processing unit 10, and the display unit 11, storage unit 12, image capture unit 13, luminance sensor 14 and the brightness control system 15 that communicate to connect with processing unit 10.Display unit 11, for showing the data of data processing equipment 1, such as, shows the webpage obtained.
To one skilled in the art, following content can apparently be known: this data processing equipment 1 can be mobile phone, computing machine or other any suitable electronic equipments with data operation ability.
In the present embodiment, this storage unit 12 is for storing brightness control system 15 and service data thereof; In other embodiments of the invention, brightness control system 15 and service data thereof are stored in different storage unit.
In the present embodiment, the service data of this brightness control system 15 comprises brightness regulation parameter.This brightness regulation parameter comprises the display brightness of display unit 11 corresponding to multiple external environment condition brightness range, each external environment condition brightness range, the display brightness of display unit 11 regulates span value.Such as, be cd/m at brill
2under (candela every square metre) prerequisite, in the present embodiment, this brightness regulation parameter comprises [400,500), [500,600), [600,700), [700,800), [800,900) and [900,1000) etc. multiple external environment condition brightness range; External environment condition brightness range [800,900) display brightness of corresponding display unit 11 is 600; The display brightness of display unit 11 regulates span value to be 20.
As shown in Figure 2, be the functional block diagram of brightness control system 15 in Fig. 1.This brightness control system 15 comprises display brightness adjustment module 150 and pupil locking module 151.
This display brightness adjustment module 150, for obtaining above-mentioned brightness regulation parameter.In the present embodiment, this display brightness adjustment module 150 provides a parameter setting interface, sets above-mentioned brightness regulation parameter for user; In other embodiments of the invention, above-mentioned brightness regulation parameter is pre-stored within storage unit 12, and this display brightness adjustment module 150 directly reads above-mentioned brightness regulation parameter from storage unit 12.
This display brightness adjustment module 150, also for controlling the external environment condition brightness of luminance sensor 14 detecting real-time data processing equipment 1, according to the external environment condition brightness of detecting and the brightness regulation parameter of acquisition, analyze the display brightness the need of regulating display unit 11, and when the display brightness of display unit 11 needs to regulate, regulate the display brightness of display unit 11 according to the brightness regulation parameter obtained.In the present embodiment, this display brightness adjustment module 150, first according to the external environment condition brightness range that the external environment condition brightness of detecting falls into, determines the display brightness of corresponding display unit 11; Then the current display brightness of comparison display unit 11 and the display brightness determined, to determine whether the display brightness needing to regulate display unit 11, namely, when the current display brightness of display unit 11 is inconsistent with the display brightness determined, the display brightness needing to regulate display unit 11 is determined; Finally, when the display brightness of display unit 11 needs to regulate, the display brightness of display unit 11 is adjusted to the display brightness determined.
Such as: if the external environment condition brightness of detecting is 850cd/m
2, then the display brightness of corresponding display unit 11 is 600cd/m
2if the current display brightness of display unit 11 is 500cd/m
2, then need the display brightness of display unit 11 from 500cd/m
2be adjusted to 600cd/m
2.
This pupil locking module 151, for when this display brightness adjustment module 150 regulates the display brightness of display unit 11, control the image that image capture unit 13 catches user, pupil identification is carried out to the image of catching, analyze the situation of change of the pupil of user.
To one skilled in the art, the technology identified the pupil of the people in image is common practise.Such as in the present embodiment, this processor 10 runs this pupil locking module 151 and carries out pupil identification in accordance with the following steps: first, utilizes the colour of skin theoretical, according to face's skin color range, face is identified from image; Then, calculate the maximum enclosure collection of described face, obtain the scope of described face area, the scope by described face area is limited in a rectangle, namely this rectangular area is face position, the foundation that the scope of described face area will sample as facial feature points; Finally, in the scope of face area, face feature is identified.
In the present embodiment, the judgment formula of described face skin color range is as follows:
If Skin
color(x, y) is 1, then represent that it is classified as face's flesh tone portion and is set as white, otherwise, be classified as non-face flesh tone portion and be set as black.
To one skilled in the art, the technology identified face feature in the face area scope determined is common practise, in the present embodiment, be described with the example that is identified as of eyes and nose feature: for the face area identified calculates subregion threshold values; According to the subregion threshold values calculated, subregion threshold values binaryzation is done to the face area identified; Horizontal direction picture element scan is carried out to the human face region after binaryzation; Because the black picture element at human eye and nose place is more, therefore, according to the space distribution of the face image black picture element after binaryzation, the horizontal bar picture comprising eyes and nose is determined; The scanning of vertical direction pixel is carried out to the horizontal bar picture comprising eyes and nose determined; Finally, determine according to the space distribution of black picture element the image comprising eyes and nose.
This pupil locking module 151, also for when the pupil of user changes, according to the situation of change of pupil of the brightness regulation parameter obtained and user, regulates the display brightness of display unit 11 further.In the present embodiment, if the pupil of user amplifies, then this pupil locking module 151 regulates the display brightness of display unit 11, to be turned down according to adjustment span value by the display brightness of display unit 11; If the myosis of user, then this pupil locking module 151 regulates the display brightness of display unit 11, to be tuned up according to adjustment span value by the display brightness of display unit 11.Such as: if the display brightness of display unit 11 is adjusted to 600cd/m
2time, in the mydriatic situation of user, this pupil locking module 151 by the display brightness of display unit 11 from 600cd/m
2turn down to 580cd/m
2.
Be below progressively realize utilizing data processing equipment 1 to carry out the content of brightness regulation in conjunction with the present embodiment, that is: this processing unit 10 runs the content that this brightness control system 15 realizes regulating the display brightness of display unit 11.
As shown in Figure 3, be the concrete implementing procedure figure that the present invention realizes the method preferred embodiment of brightness regulation.
Step S10, this display brightness adjustment module 150 obtains brightness regulation parameter.In the present embodiment, described brightness regulation parameter comprises the display brightness of display unit 11 corresponding to multiple external environment condition brightness range, each external environment condition brightness range, the display brightness of display unit 11 regulates span value.
Step S11, this display brightness adjustment module 150 controls the external environment condition brightness of luminance sensor 14 detecting real-time data processing equipment 1.
Step S12, the external environment condition brightness of this display brightness adjustment module 150 according to detecting and the brightness regulation parameter of acquisition, analyze the display brightness the need of regulating display unit 11.
When needing the display brightness regulating display unit 11, proceeding to and performing following step S13; Or, when not needing the display brightness regulating display unit 11, proceeding to and performing above-mentioned steps S11.
Step S13, this display brightness adjustment module 150 regulates the display brightness of display unit 11 according to the brightness regulation parameter obtained
In the present embodiment, this display brightness adjustment module 150, first according to the external environment condition brightness range that the external environment condition brightness of detecting falls into, determines the display brightness of corresponding display unit 11; Then the current display brightness of comparison display unit 11 and the display brightness determined, to determine whether the display brightness needing to regulate display unit 11, namely, when the current display brightness of display unit 11 is inconsistent with the display brightness determined, the display brightness needing to regulate display unit 11 is determined; Finally, when the display brightness of display unit 11 needs to regulate, the display brightness of display unit 11 is adjusted to the display brightness determined.
Step S14, this pupil locking module 151 controls the image that image capture unit 13 catches user, carries out pupil identification to the image of catching, and analyzes the situation of change of the pupil of user.In the present embodiment, the pupil of the user after the display brightness that the situation of change of the pupil of user refers to display unit 11 is conditioned is relative to the situation of change of the pupil of the user before regulating.
When the pupil of user changes, proceed to and perform following step S15; Or when the pupil of user does not change, flow process terminates.
Step S15, this pupil locking module 151, according to the situation of change of pupil of the brightness regulation parameter obtained and user, regulates the display brightness of display unit 11 further.In the present embodiment, if the pupil of user amplifies, then this pupil locking module 151 regulates the display brightness of display unit 11, to be turned down according to adjustment span value by the display brightness of display unit 11; If the myosis of user, then this pupil locking module 151 regulates the display brightness of display unit 11, to be tuned up according to adjustment span value by the display brightness of display unit 11.
It should be noted last that, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not depart from the spirit and scope of technical solution of the present invention.
Claims (6)
1. realize a data processing equipment for brightness regulation, this data processing equipment comprises display unit, it is characterized in that, this data processing equipment also comprises:
Display brightness adjustment module, for obtaining brightness regulation parameter, according to the external environment condition brightness of data processing equipment and the brightness regulation parameter of acquisition, regulates the display brightness of the display unit of data processing equipment;
Pupil locking module, for when this display brightness adjustment module regulates the display brightness of display unit, control the image that image capture unit catches user, pupil identification is carried out to the image of catching, analyze the situation of change of the pupil of user, the pupil of the user after the display brightness that the situation of change of the pupil of this user refers to display unit is conditioned is relative to the situation of change of the pupil of the user before regulating, and when the pupil of user changes, according to the situation of change of pupil of the brightness regulation parameter obtained and user, the display brightness of further adjustment display unit.
2. data processing equipment as claimed in claim 1, it is characterized in that, this display brightness adjustment module regulates the display brightness of display unit in accordance with the following steps:
The external environment condition brightness of the luminance sensor detecting real-time data processing equipment of control data treatment facility;
According to the external environment condition brightness of detecting and the brightness regulation parameter of acquisition, analyze the display brightness the need of regulating display unit; And
When the display brightness of display unit needs to regulate, regulate the display brightness of display unit according to the brightness regulation parameter obtained.
3. data processing equipment as claimed in claim 2, it is characterized in that, described brightness regulation parameter comprises the display brightness of display unit corresponding to multiple external environment condition brightness range, each external environment condition brightness range, the display brightness of display unit regulates span value.
4. realize a method for brightness regulation, be applicable to data processing equipment, it is characterized in that, the method comprising the steps of:
(i1) obtain brightness regulation parameter, according to the external environment condition brightness of data processing equipment and the brightness regulation parameter of acquisition, regulate the display brightness of the display unit of data processing equipment;
(i2) when regulating the display brightness of display unit, the image capture unit of control data treatment facility catches the image of user, pupil identification is carried out to the image of catching, analyze the situation of change of the pupil of user, the pupil of the user after the display brightness that the situation of change of the pupil of this user refers to display unit is conditioned is relative to the situation of change of the pupil of the user before regulating, and when the pupil of user changes, according to the situation of change of pupil of the brightness regulation parameter obtained and user, the display brightness of further adjustment display unit.
5. realize the method for brightness regulation as claimed in claim 4, it is characterized in that, step (i1) comprising:
(i12) the external environment condition brightness of the luminance sensor detecting real-time data processing equipment of control data treatment facility;
(i13) according to the external environment condition brightness of detecting and the brightness regulation parameter of acquisition, the display brightness the need of regulating display unit is analyzed; And
(i14) when the display brightness of display unit needs to regulate, the display brightness of display unit is regulated according to the brightness regulation parameter obtained.
6. realize the method for brightness regulation as claimed in claim 5, it is characterized in that, described brightness regulation parameter comprises the display brightness of display unit corresponding to multiple external environment condition brightness range, each external environment condition brightness range, the display brightness of display unit regulates span value.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010300920.7A CN102142240B (en) | 2010-01-29 | 2010-01-29 | Data processing equipment and method for realizing brightness adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010300920.7A CN102142240B (en) | 2010-01-29 | 2010-01-29 | Data processing equipment and method for realizing brightness adjustment |
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| CN102142240A CN102142240A (en) | 2011-08-03 |
| CN102142240B true CN102142240B (en) | 2015-04-15 |
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| CN201010300920.7A Active CN102142240B (en) | 2010-01-29 | 2010-01-29 | Data processing equipment and method for realizing brightness adjustment |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103325358B (en) * | 2012-03-23 | 2016-02-10 | 宇龙计算机通信科技(深圳)有限公司 | The control method of terminal and display effect of terminal |
| CN103810463A (en) * | 2012-11-14 | 2014-05-21 | 汉王科技股份有限公司 | Face recognition device and face image detection method |
| CN103218990A (en) * | 2013-03-29 | 2013-07-24 | 深圳市金立通信设备有限公司 | Method for adjusting screen brightness and terminal |
| CN103247282B (en) * | 2013-04-24 | 2015-03-25 | 天津三星电子有限公司 | Method for controlling screen luminance of display terminal and display terminal of method |
| CN103327172A (en) * | 2013-04-28 | 2013-09-25 | 华为终端有限公司 | Method and terminal for regulating terminal screen luminance |
| CN103680465B (en) * | 2013-11-18 | 2016-06-08 | 天津三星通信技术研究有限公司 | Asthenopic detection and remission method |
| CN104581127B (en) * | 2014-12-24 | 2017-02-01 | 青岛歌尔声学科技有限公司 | Method, terminal and head-worn display equipment for automatically adjusting screen brightness |
| CN106297675A (en) * | 2015-05-18 | 2017-01-04 | 西安中兴新软件有限责任公司 | A kind of method for controlling backlight thereof and device |
| CN105630167B (en) * | 2015-12-24 | 2019-01-29 | 浙江吉利控股集团有限公司 | Screen self-adapting regulation method, screen self-adapting adjusting apparatus and terminal device |
| CN106303060A (en) * | 2016-08-24 | 2017-01-04 | 覃嘉雯 | A kind of mobile phone of automatic regulating lightness |
| CN107731201B (en) * | 2017-10-31 | 2020-05-19 | 武汉华星光电技术有限公司 | Screen brightness adjusting method and device |
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| US5617112A (en) * | 1993-12-28 | 1997-04-01 | Nec Corporation | Display control device for controlling brightness of a display installed in a vehicular cabin |
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