CN101751209A - Method and computer for adjusting screen display element - Google Patents
Method and computer for adjusting screen display element Download PDFInfo
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Abstract
The invention discloses a computer capable of adjusting a screen display element. The computer comprises a display screen, a distance measuring module, an adjustment processing module and a adjustment executing module, wherein the distance measuring module is used for acquiring first distance information related to the distance between a user and the display screen; the adjustment processing module is used for receiving and processing the first distance information to acquire a first distance parameter, acquiring a first screen display parameter corresponding to the first distance parameter according to the corresponding relationship between a preset distance parameter and the screen display parameter, and generating a first screen display parameter adjusting instruction at least when the first screen display parameter is different from the current screen display parameter; and the adjustment executing module is used for receiving the first screen display parameter adjusting instruction, and adjusting the display screen to be displayed according to the first screen display parameter. The invention also discloses a method for adjusting the screen display element, which automatically adjusts a resolution or a displayed font for a user to the resolution value or the font size which is suitable for the user to view or operate according to the distance between the user and display screen, and is convenient and easy.
Description
Technical field
The present invention relates to a kind of screen display element control technology, particularly a kind of method and computing machine of adjusting screen display element based on distance.
Background technology
The screen of desktop computer presents giant-screen trend at present, also emerges various widescreen notebook computers gradually on the market simultaneously, and the release of giant-screen makes high resolving power become mainstream configuration gradually, also makes computing machine no longer only limit to 3 present chi interactive modes.For example, on 22 cun screens, the user can still use 3 chi interactive modes when the copy editor, but watches film, when browsing photo etc. and need not the simple operations of keyboard, tend to from screen farther, 4 chis or the like for example.When watching giant-screen at a distance,, can feel to seem more painstaking because the distance font is little if when the user need operate concrete button, menu.Present solution thinking is, utilizes the function of windows desktop management, by user's manual operation, and the interface of under remote scene, adopting big font, the interface of under scene closely, adopting small font.But can make when closely watching uncomfortable so again.
By studying above-mentioned prior art, the inventor finds that there is following shortcoming at least in such scheme: the work that font is switched all needs the user manually to finish at every turn, needs user's direct intervention, blocked operation mode inconvenience, and user experience is bad.
Summary of the invention
The computing machine and a kind of method of regulating screen display element that the purpose of this invention is to provide a kind of scalable screen display element, by the distance relation between user and the display screen, resolution or font size to display screen are regulated, thereby make the user can both obtain mutual preferably experience under different distance.
According to an aspect of the present invention, provide a kind of computing machine of scalable screen display element, having comprised:
Display screen;
Range finder module, be used to obtain with user and described display screen between the first relevant range information of distance;
Regulate processing module, link to each other with described range finder module, be used for receiving and handling described first range information, obtain first distance parameter, present corresponding relation between the parameter according to default distance parameter and screen, obtain to present parameter, presenting parameter with current screen presents parameter not simultaneously when described first screen at least, produce first screen and present parameter regulation and instruct with corresponding first screen of described first distance parameter; And
Regulate execution module, link to each other respectively, be used to receive described first screen and present parameter regulation and instruct, regulate described display screen and present parameter according to described first screen and show with described adjusting processing module and described display screen.
Preferably, described range finder module is specially: shooting range finder module, ultrasonic distance measuring module, or infrared distance measurement module.
Preferably, described shooting range finder module comprises:
Image acquisition units is used for acquisition of image data; And
Range information measuring and calculating unit, link to each other with described image acquisition units, be used for when identifying described view data and include the facial image data, calculate described user's people's face and the people's face range information between the described image acquisition units according to described facial image data, obtain described first range information according to described people's face range information.
Preferably, described range information measuring and calculating unit comprises:
Pupil recognin unit is used for discerning the pupil image data between two pupils of described facial image data;
The pixel computation subunit links to each other with described pupil recognin unit, is used for according to described pupil image data, calculates the pupil pixel quantity between described two pupils; And
People's face range information computation subunit links to each other with described pixel computation subunit, is used for calculating described people's face range information according to predetermined computing formula and described pupil pixel quantity.
Preferably, described computing machine also comprises:
The user action identification module links to each other with described adjusting processing module, is used for according to the change information of described first range information identification user action, and described user action comprises nods forward and to the layback head;
Described adjusting processing module also is used for regulating corresponding relation between the strategy according to described user action and default screen display element, produces second screen and presents the parameter regulation instruction;
Described adjusting execution module also is used to receive described second screen and presents parameter regulation instruction, regulates described display screen and presents parameter according to described second screen and show.
Preferably, described user action identification module comprises:
The user action parameter obtains the unit, is used for obtaining the user movement parameter according to the change information of described first range information, and described user movement parameter comprises at least: user movement trend;
The user action determining unit is used for going out described user action according to described user movement parameter recognition.
Preferably, described user movement parameter also comprises user movement auxiliary judgment parameter, and described user movement auxiliary judgment parameter comprises at least a in the following parameter: the user movement amplitude, and the user movement frequency, user movement continues duration;
Described user action determining unit is used for during more than or equal to default motion auxiliary judgment threshold value, judging that described user action is effective in described user movement auxiliary judgment parameter, identifies described user action according to described user movement trend.
Preferably, described computing machine also comprises: distance parameter is adjusted strategic control module, links to each other with described adjusting processing module, is used to receive user instruction and sets described default distance parameter and screen and present corresponding relation between the parameter.
Preferably, described computing machine also comprises: screen display element is regulated strategic control module, links to each other with described adjusting processing module, is used to receive user instruction and sets corresponding relation between described user action and the screen display element adjusting strategy of presetting.
Preferably, described computing machine also comprises: user movement parameter threshold adjusting module, link to each other with described user action identification module, and be used to receive user instruction and set described motion auxiliary judgment threshold value.
Preferably, described screen presents parameter and is specially: display resolution or display font.
According to another aspect of the present invention, also provide a kind of method of regulating screen display element, be applied to have the system of display screen, said method comprising the steps of:
Obtain with user and described display screen between relevant first range information of distance;
Handle described first range information and obtain first distance parameter, present corresponding relation between the parameter according to default distance parameter and screen, obtain to present parameter with corresponding first screen of described first distance parameter, at least presenting parameter and current screen presents parameter not simultaneously when described first screen, producing first screen and present parameter regulation and instruct; And
Regulating described display screen presents parameter according to described first screen and shows.
Preferably, described obtain with user and described display screen between the step of relevant first range information of distance, be specially:
Facial image data according to the image acquisition units collection in the described system calculate described user's people's face and the people's face range information between the described image acquisition units, obtain described first range information according to described people's face range information.
Preferably, described facial image data according to the image acquisition units collection in the described system calculate the step of described user's people's face and the people's face range information between the described image acquisition units, are specially:
Discern in the described facial image data pupil image data between two pupils;
According to described pupil image data, calculate the pupil pixel quantity between described two pupils; And
Computing formula and described pupil pixel quantity according to predetermined calculate described people's face range information.
Preferably, described obtain with user and described display screen between after the step of relevant first range information of distance, described method also comprises:
Change information identification user action according to described first range information;
Regulate corresponding relation between the strategy according to described user action and default screen display element, produce second screen and present the parameter regulation instruction; And
Regulating described display screen presents parameter according to described second screen and shows.
Preferably, the step of described change information identification user action according to described first range information is specially:
Change information according to described first range information obtains the user movement parameter, and described user movement parameter comprises: user movement trend and user movement auxiliary judgment parameter;
When described user movement auxiliary judgment parameter during more than or equal to default motion auxiliary judgment threshold value, judge that described user action is effective, identify described user action according to described user movement trend;
Described user movement auxiliary judgment parameter comprises at least a in the following parameter: the user movement amplitude, and the user movement frequency, user movement continues duration.
Preferably, described screen presents parameter and is specially: display resolution or display font.
Embodiments of the invention, can obtain following beneficial effect at least:
1. according to the actual range between user and the display screen, computing machine is suitable for resolution value or the font size that the user watches or operates for the user is adjusted to resolution or display font automatically, saved the step that each adjustment all needs the user manually to finish in the traditional approach, promoted user experience, convenient easy-to-use.
2. Computer Automatic Recognition user's specific action, and, realize the adjusting of resolution or display font according to predetermined strategy, for user interactions control provides new method, more meet user's use habit, promoted user experience.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the structural drawing of computing machine of the scalable screen display element of the embodiment of the invention;
Fig. 2 is the structural drawing of the shooting range finder module of the embodiment of the invention;
Fig. 3 is the structural drawing of computing machine of the scalable screen display element of another embodiment of the present invention.
Embodiment
As shown in Figure 1, embodiments of the invention provide a kind of computing machine of scalable screen display element, comprising:
Regulate processing module 30, link to each other with range finder module 20, be used for receiving and handling described first range information, obtain first distance parameter, present corresponding relation between the parameter according to default distance parameter and screen, obtain to present parameter, presenting parameter with current screen presents parameter not simultaneously when described first screen at least, produce first screen and present parameter regulation and instruct with corresponding first screen of described first distance parameter.That is,, can produce first screen and present the parameter regulation instruction when described first screen presents parameter and current screen presents parameter not simultaneously; When described first screen presents parameter and current screen presents parameter not simultaneously, can produce reporting system and not make first screen that any screen presents the variation of parameter and present the parameter regulation instruction, also can not produce first screen and present the parameter regulation instruction.
Wherein, it specifically can be display resolution that screen presents parameter, also can be display font, or other present parameter, for ease of the reader understanding, is that example describes with display resolution and display font only hereinafter.Promptly first screen here presents parameter and is specially: first resolution or first font, when described first resolution and current resolution not simultaneously, produce first resolution adjustment instruction, when described first font and current font not simultaneously, produce the first font regulating command.
Wherein, first distance parameter is to obtain by first range information is treated, can be actual distance values, also can be that other can be by the parameter that can characterize distance of Computer Processing comparison.Can be change or conversion for the processing of first range information to first range information herein, promptly first distance parameter does not belong to identical tolerance dimension with first range information, first distance parameter also can be the simple record to first range information, and promptly first distance parameter is identical value with first range information.
Wherein, the corresponding relation that default distance parameter and screen present between the parameter can be a default scheme default in the computing machine, also can be the scheme of setting by its use habit adjustment through the user.As: set the different distance interval, the distance relation according to distance adopts high resolving power or small size font when distance is less between user and display screen, when the distance between user and screen is big, adopt low resolution or large print.Number between the distance regions here and interval length can use scene to set according to the actual user.
Regulate execution module 40, and regulate processing module 30 and display screen 10 and link to each other respectively, be used to receive described first screen and present parameter regulation and instruct, regulate described display screen and present parameter according to described first screen and show.
As shown in Figure 2, when the range finder module specific implementation was made a video recording in range finder module employing wherein, the shooting range finder module specifically comprised:
Range information measuring and calculating unit 200, link to each other with image acquisition units 100, be used for discerning the facial image data of described view data, and calculate described user's people's face and the people's face range information between the described image acquisition units according to described facial image data, obtain described first range information according to described people's face range information.
Preferably, range information measuring and calculating unit 200 comprises:
People's face range information computation subunit 240 links to each other with described pixel computation subunit 230, is used for calculating described people's face range information according to predetermined computing formula and described pupil pixel quantity.
Wherein computing formula can be the formula that obtains according to the actual measurement experience, as: the distance between people's face and camera head=(pixel quantity-benchmark pixel quantity) * coefficient+reference range+correction numerical value.
Range information measuring and calculating unit 200 is through the analysis to facial image, can obtain the range information between user and the shooting range finder module, it is described people's face range information, in actual applications, many and the fixing distance value of display screen 10 existence of shooting range finder module, on the basis of people's face range information, consider the influence of the distance between shooting range finder module and the display screen 10, can obtain described first range information.
For better user experience is provided for the user, in present embodiment, introduce according to the absolute distance between user and display screen to the presenting element adjusts of screen, also can adjust screen display element according to user's special action.
As shown in Figure 3, preferably, in the computing machine of above-mentioned scalable screen display element, can also comprise:
User action identification module 50 links to each other with described adjusting processing module 30, is used for according to the change information of described first range information identification user action, and described user action comprises nods forward and to the layback head;
Regulate processing module 30, also be used for regulating corresponding relation between the strategy, produce second resolution adjustment and instruct or the second font regulating command according to described user action and default screen display element;
Regulate execution module 40, also be used to receive described second resolution adjustment instruction or the described second font regulating command, regulate described display screen and show according to described second resolution or described second font.
Wherein, the corresponding relation that user action and the screen display element of presetting are regulated between the strategy can be a default scheme default in the computing machine, also can be that the user sets according to the use habit of self.As: when the user nods forward, just transfer big interactive elements size, be about to that resolution is turned down or it is big that font is transferred,, just turn the interactive elements size down, be about to resolution and transfer big or font is turned down as user the time to the layback head.
In order to strengthen the validity of operation, reduce the maloperation that causes by user's random operation, can increase user action is confirmed the link judged.
Preferably, described user action identification module 50 comprises:
The user action parameter obtains the unit, be used for obtaining the user movement parameter according to the change information of described first range information, the user movement parameter comprises: user movement trend, and user movement auxiliary judgment parameter, comprise: the user movement amplitude, the user movement frequency, user movement continues duration etc.;
The user action determining unit is used for during more than or equal to default motion auxiliary judgment threshold value, judging that described user action is effective in described user movement auxiliary judgment parameter, identifies described user action according to described user movement trend.
Wherein, the change information of first range information can be trend and the speed that various range informations change, diminish or become greatly as distance, the speed of variation be what etc.The user action determining unit is compared with preset threshold value according to the various parameters of obtain, as: when reaching, the user movement amplitude assert just more than the certain value that user action is the action of effectively adjusting interactive elements, or when the user movement time remaining surpasses Preset Time, assert that just user action is the action of effectively adjusting interactive elements, assert that just user action is the action of effectively adjusting interactive elements after also can satisfying several threshold values simultaneously.
Mention several default corresponding relations and parameter threshold in the present embodiment, these conditioned disjunction parameter thresholds can be the default scheme that is preset in the computing machine, also can are accustomed to adjusting and revising according to oneself by the user.
Preferably, also comprise in the aforementioned calculation machine: distance parameter is adjusted strategic control module 60, links to each other with described adjusting processing module 30, is used to receive user instruction and sets described default distance parameter and the corresponding relation between display resolution or the display font.
The aforementioned calculation machine also comprises: screen display element is regulated strategic control module 70, links to each other with described adjusting processing module 30, is used to receive user instruction and sets corresponding relation between described user action and the screen display element adjusting strategy of presetting.
Also comprise in the aforementioned calculation machine: user movement parameter threshold adjusting module 80, link to each other with described user action identification module 50, be used to receive user instruction and set described motion auxiliary judgment threshold value.
Embodiments of the invention also provide a kind of method of regulating screen display element, are applied to have the system of display screen, may further comprise the steps at least:
S100 obtain with user and described display screen between relevant first range information of distance.
S200 handles described first range information and obtains first distance parameter, present corresponding relation between the parameter according to default distance parameter and screen, obtain to present parameter with corresponding first screen of described first distance parameter, at least presenting parameter and current screen presents parameter not simultaneously when described first screen, producing first screen and present parameter regulation and instruct.
S300 regulates described display screen and presents parameter according to described first screen and show.
Wherein, the S100 step specifically can may further comprise the steps:
S110 calculates described user's people's face and the people's face range information between the described image acquisition units according to the facial image data of the image acquisition units collection in the described system.
S120 obtains described first range information according to described people's face range information.
Wherein the S110 step specifically can may further comprise the steps:
S111 discerns in the described facial image data pupil image data between two pupils.
S112 calculates the pupil pixel quantity between described two pupils according to described pupil image data.
S113 calculates described people's face range information according to predetermined computing formula and described pupil pixel quantity.
Preferably, after step S100, the method for the adjusting screen display element that present embodiment provides also comprises:
S400 is according to the change information identification user action of described first range information.
S500 regulates corresponding relation between the strategy according to described user action and default screen display element, produces second screen and presents the parameter regulation instruction.
S600 regulates described display screen and presents parameter according to described the two the second screens and show.
Wherein, step S400 specifically may further comprise the steps:
S410 obtains the user movement parameter according to the change information of described first range information, and described user movement parameter comprises: user movement trend and user movement auxiliary judgment parameter.
S420 judges that when described user movement auxiliary judgment parameter during more than or equal to default motion auxiliary judgment threshold value described user action is effective, identifies described user action according to described user movement trend.
The described user movement auxiliary judgment of S430 parameter comprises at least a in the following parameter: the user movement amplitude, and the user movement frequency, user movement continues duration.
Wherein, it can be display resolution that screen presents parameter, also can be display font.
Among two embodiment of the present invention, all at least
The above only is a preferred implementation of the present invention, does not constitute the qualification to protection domain of the present invention.Any any modification of being done within the spirit and principles in the present invention, be equal to and replace and improvement etc., all should be included within the claim protection domain of the present invention.
Claims (17)
1. the computing machine of a scalable screen display element is characterized in that, comprising:
Display screen;
Range finder module, be used to obtain with user and described display screen between the first relevant range information of distance;
Regulate processing module, link to each other with described range finder module, be used for receiving and handling described first range information, obtain first distance parameter, present corresponding relation between the parameter according to default distance parameter and screen, obtain to present parameter, presenting parameter with current screen presents parameter not simultaneously when described first screen at least, produce first screen and present parameter regulation and instruct with corresponding first screen of described first distance parameter; And
Regulate execution module, link to each other respectively, be used to receive described first screen and present parameter regulation and instruct, regulate described display screen and present parameter according to described first screen and show with described adjusting processing module and described display screen.
2. computing machine according to claim 1 is characterized in that, described range finder module is specially: shooting range finder module, ultrasonic distance measuring module, or infrared distance measurement module.
3. computing machine according to claim 2 is characterized in that, described shooting range finder module comprises:
Image acquisition units is used for acquisition of image data; And
Range information measuring and calculating unit, link to each other with described image acquisition units, be used for when identifying described view data and include the facial image data, calculate described user's people's face and the people's face range information between the described image acquisition units according to described facial image data, obtain described first range information according to described people's face range information.
4. computing machine according to claim 3 is characterized in that, described range information measuring and calculating unit comprises:
Pupil recognin unit is used for discerning the pupil image data between two pupils of described facial image data;
The pixel computation subunit links to each other with described pupil recognin unit, is used for according to described pupil image data, calculates the pupil pixel quantity between described two pupils; And
People's face range information computation subunit links to each other with described pixel computation subunit, is used for calculating described people's face range information according to predetermined computing formula and described pupil pixel quantity.
5. computing machine according to claim 1 is characterized in that, described computing machine also comprises:
The user action identification module links to each other with described adjusting processing module, is used for according to the change information of described first range information identification user action, and described user action comprises nods forward and to the layback head;
Described adjusting processing module also is used for regulating corresponding relation between the strategy according to described user action and default screen display element, produces second screen and presents the parameter regulation instruction;
Described adjusting execution module also is used to receive described second screen and presents parameter regulation instruction, regulates described display screen and presents parameter according to described second screen and show.
6. computing machine according to claim 5 is characterized in that, described user action identification module comprises:
The user action parameter obtains the unit, is used for obtaining the user movement parameter according to the change information of described first range information, and described user movement parameter comprises at least: user movement trend;
The user action determining unit is used for going out described user action according to described user movement parameter recognition.
7. computing machine according to claim 6, it is characterized in that described user movement parameter also comprises user movement auxiliary judgment parameter, described user movement auxiliary judgment parameter comprises at least a in the following parameter: the user movement amplitude, the user movement frequency, user movement continues duration;
Described user action determining unit is used for during more than or equal to default motion auxiliary judgment threshold value, judging that described user action is effective in described user movement auxiliary judgment parameter, identifies described user action according to described user movement trend.
8. computing machine according to claim 1, it is characterized in that, described computing machine also comprises: distance parameter is adjusted strategic control module, links to each other with described adjusting processing module, is used to receive user instruction and sets described default distance parameter and screen and present corresponding relation between the parameter.
9. computing machine according to claim 5, it is characterized in that, described computing machine also comprises: screen display element is regulated strategic control module, link to each other with described adjusting processing module, be used to receive user instruction and set described user action and default screen display element and regulate corresponding relation between the strategy.
10. computing machine according to claim 7 is characterized in that, described computing machine also comprises: user movement parameter threshold adjusting module, link to each other with described user action identification module, and be used to receive user instruction and set described motion auxiliary judgment threshold value.
11., it is characterized in that described screen presents parameter and is specially: display resolution or display font according to each computing machine of claim 1-10.
12. a method of regulating screen display element is applied to have the system of display screen, it is characterized in that, said method comprising the steps of:
Obtain with user and described display screen between relevant first range information of distance;
Handle described first range information and obtain first distance parameter, present corresponding relation between the parameter according to default distance parameter and screen, obtain to present parameter with corresponding first screen of described first distance parameter, at least presenting parameter and current screen presents parameter not simultaneously when described first screen, producing first screen and present parameter regulation and instruct; And
Regulating described display screen presents parameter according to described first screen and shows.
13. method according to claim 12 is characterized in that, described obtain with user and described display screen between the step of relevant first range information of distance, be specially:
Facial image data according to the image acquisition units collection in the described system calculate described user's people's face and the people's face range information between the described image acquisition units, obtain described first range information according to described people's face range information.
14. method according to claim 13, it is characterized in that, described facial image data according to the image acquisition units collection in the described system calculate the step of described user's people's face and the people's face range information between the described image acquisition units, are specially:
Discern in the described facial image data pupil image data between two pupils;
According to described pupil image data, calculate the pupil pixel quantity between described two pupils; And
Computing formula and described pupil pixel quantity according to predetermined calculate described people's face range information.
15. method according to claim 12 is characterized in that, described obtain with user and described display screen between after the step of relevant first range information of distance, described method also comprises:
Change information identification user action according to described first range information;
Regulate corresponding relation between the strategy according to described user action and default screen display element, produce second screen and present the parameter regulation instruction; And
Regulating described display screen presents parameter according to described second screen and shows.
16. method according to claim 15 is characterized in that, the step that described change information according to described first range information is discerned user action is specially:
Change information according to described first range information obtains the user movement parameter, and described user movement parameter comprises: user movement trend and user movement auxiliary judgment parameter;
When described user movement auxiliary judgment parameter during more than or equal to default motion auxiliary judgment threshold value, judge that described user action is effective, identify described user action according to described user movement trend;
Described user movement auxiliary judgment parameter comprises at least a in the following parameter: the user movement amplitude, and the user movement frequency, user movement continues duration.
17., it is characterized in that described screen presents parameter and is specially: display resolution or display font according to each method of claim 12-16.
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