CN104699231A - Eyeball recognition based automatic adjustment display equipment and automatic adjustment method thereof - Google Patents
Eyeball recognition based automatic adjustment display equipment and automatic adjustment method thereof Download PDFInfo
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- CN104699231A CN104699231A CN201310654929.1A CN201310654929A CN104699231A CN 104699231 A CN104699231 A CN 104699231A CN 201310654929 A CN201310654929 A CN 201310654929A CN 104699231 A CN104699231 A CN 104699231A
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Abstract
The invention discloses eyeball recognition based automatic adjustment display equipment and an automatic adjustment method thereof. The eyeball recognition based automatic adjustment display equipment comprises a fixing base, a display body, a driving mechanism, a control circuit and an image acquisition device, wherein the driving mechanism is arranged between the fixing base and the display body, and is connected with the fixing base and the display body respectively; the control circuit is electrically connected to the driving mechanism; the image acquisition device is arranged in front of the display body, is used for acquiring image data of a region opposite to the front of the display body, and is electrically connected to the control circuit. With the adoption of the eyeball recognition technology, instead of face recognition, the angle seen by human eyes can be recognized actually, the adjustment error caused by ordinary face position recognition can be corrected, while the use experience of users can be improved.
Description
Technical field
The present invention relates to man-machine interactively technical field, a kind of method particularly relating to automatic adjustment display device based on eyeball identification and automatically regulate.
Background technology
Prior art is by recognition of face, is then adjusted the position of display by machine shaft, and people is seen, and display is more comfortable.
Technical disadvantages be face recognition technology identification be face, and to watch display be with eyes, sometimes can might not look at straight by eyes, often can see display sideling, the adjustment of display can be caused to be inaccurate.
Summary of the invention
One is the object of the present invention is to provide to utilize eyeball recognition technology, come to locate accurately according to the orientation of eyeball, get the place that eyes will be seen, adjust the position of display and relevant parameter, thus solve the foregoing problems existed in prior art.
To achieve these goals, the technical solution used in the present invention is as follows:
Based on an automatic adjustment display device for eyeball identification, comprise holder, monitor body and driving mechanism, described driving mechanism is arranged between described holder and described monitor body, and is connected with described holder and described monitor body respectively; Also comprise control circuit, described control circuit is electrically connected with described driving mechanism; Also comprise image collecting device, described image collecting device is arranged on described monitor body front, and for gathering the view data in the region of described monitor body vis-a-vis, described image collecting device is electrically connected with described control circuit.
Preferably, described image collecting device is arranged at the position directly over described monitor body front.
Preferably, described driving mechanism is program control driving mechanism, for regulating the angle of pitch of described monitor body and/or deflection and/or inclination angle, left and right and/or height according to the instruction of described control circuit.
Preferably, be also provided with sensor in described program control driving mechanism, described sensor, for the currency of the angle of pitch of described monitor body and/or deflection and/or inclination angle, left and right and/or height is fed back to described control circuit.
Preferably, described control circuit comprises data processor, data receiver port and instruction output end mouth, and described data processor is electrically connected with described data receiver port and described instruction output end mouth respectively; Described data receiver port is electrically connected with described image collecting device, and described instruction output end mouth is electrically connected with described driving mechanism.
Preferably, described data processor comprises:
Image analysis module, for analyzing the whole image that described image collecting device acquires, therefrom finding facial image, if found, extracting described facial image;
Human face analysis module, for analyzing described facial image, draws face size, and therefrom finds out the image of eyes, and calculates the human eye coordinate position of described eyes in described whole image;
Distance analysis module, for according to described face size, obtains the distance of described face apart from described monitor body;
Angle acquisition module, for according to the human eye height value in described human eye coordinate position, obtains the relative angle of human eye relative to described monitor body;
Best angle correspondence table module, for storing the relative angle of human eye relative to described monitor body and the corresponding relation of display best angle that record in advance;
Angle comparing module, for comparing with the current described relative angle relative angle shown in module corresponding to defaulting in described best angle, navigate to identical or the most close relative angle angle value, and obtain the monitor body optimum angle angle value corresponding with this relative angle angle value;
Regulating command generation module, for calculating the direction and angle value that need to regulate according to the current angle value of described optimum angle angle value and described monitor body, and described direction and angle value are converted into program control command, by described instruction output end mouth, described program control command is passed to described program control driving mechanism.
The Automatic adjustment method of the described automatic adjustment display device based on eyeball identification, comprises the following steps:
S1, the relative angle of the human eye recorded in advance relative to described monitor body and the corresponding relation of display best angle, and be stored in best angle correspondence table module;
S2, obtains the whole image in monitor body front with predeterminated frequency;
S3, analyzes the whole image that described image collecting device acquires, therefrom finds facial image, if do not found, continues to find in the whole image of next Zhang Suoshu, if found, extracts described facial image;
S4, analyzes described facial image, draws face size, and therefrom finds out the image of eyes, and calculates the human eye coordinate position of described eyes in described whole image;
S5, obtains the distance of described face apart from described monitor body;
S6, according to the human eye height value in described human eye coordinate position, obtains the relative angle of human eye relative to described monitor body;
S7, comparing with the current described relative angle relative angle shown in module corresponding to defaulting in described best angle, navigating to identical or the most close relative angle angle value, and obtain the monitor body optimum angle angle value corresponding with this relative angle angle value;
S8, current angle value according to described optimum angle angle value and described monitor body calculates the direction and angle value that need to regulate, and described direction and angle value are converted into program control command, by instruction output end mouth, described program control command is passed to driving mechanism;
S9, described driving mechanism monitor body according to described order-driven is adjusted to corresponding position and angle.
Preferably, in S3 when all finding less than facial image in the whole image of N continuous Zhang Suoshu, then temporarily stopping image acquisition, terminating; N is preset value, N be more than or equal to 2 integer.
Preferably, S5 is specially the distance calculating actual face and described monitor body according to the size dimension of face area, and/or utilize method of testing acquisitor face to amass corresponding screen distance, and/or the range sensor be arranged on described monitor body is utilized to record the distance of actual face and described monitor body.
Preferably, position described in S9 and angle comprise: the angle of pitch of described monitor body and/or deflection and/or inclination angle, left and right and/or height.
The invention has the beneficial effects as follows:
A kind of method that the invention provides automatic adjustment display device based on eyeball identification and automatically regulate, utilize eyeball recognition technology, and non-used recognition of face, really can identify the angle that human eye is seen, the adjustment mistake that Generic face location recognition causes can be solved, promote the experience degree of user simultaneously.
Accompanying drawing explanation
Fig. 1 is monitor body schematic diagram of the present invention;
Fig. 2 is monitor body schematic diagram two of the present invention;
Fig. 3 is the schematic diagram of the whole image that image acquisition device arrives;
Fig. 4 is the schematic diagram of the whole image analyzing face and human eye;
Fig. 5 is the schematic diagram of the whole image after obtaining face size;
Fig. 6 is after obtaining face size and the schematic diagram of the whole image of acquisitor's eye coordinates value
Fig. 7 is monitor body angle of pitch adjustment process schematic diagram (right side is looked);
Fig. 8 is the vertical view of user when using display device of the present invention;
Fig. 9 is monitor body deflection adjustment process schematic diagram (overlooking);
In Fig. 1-Fig. 9: the user of 01---display device; Image collecting device on 02---monitor body; Monitor body in 03---adjustment process; Monitor body in 04---adjustment process; 05---program control driving mechanism; The image collecting device that 06---is additional; Monitor body in 07---adjustment process; Monitor body in 08---adjustment process; The whole image that 10---image acquisition device arrives; Facial image in the whole image of 11---; Human eye in 12---facial image; 13---position of human eye coordinate points; Face area schematic diagram in the whole image of 14---.
Figure 10 is the schematic rear view of the display device of more preferred embodiment of the present invention;
Figure 11 is the schematic front view of the display device of more preferred embodiment of the present invention:
Figure 12 is the schematic side view of the display device of more preferred embodiment of the present invention;
In Figure 10-12: 1---monitor body; 2---holder; 3---image collecting device; 4---is for regulating the reducing motor at inclination angle, left and right; 5---is for regulating the reducing motor of the angle of pitch; 6---is for regulating the reducing motor of height; 7---is for regulating the reducing motor of deflection.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with accompanying drawing, the present invention is further elaborated.Should be appreciated that embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As shown in figs 1-9, a kind of method that the invention discloses automatic adjustment display device based on eyeball identification and automatically regulate.Based on the automatic adjustment display device of eyeball identification, comprise holder, monitor body and driving mechanism, described driving mechanism is arranged between described holder and described monitor body, and is connected with described holder and described monitor body respectively; Also comprise control circuit, described control circuit is electrically connected with described driving mechanism; Also comprise image collecting device, described image collecting device is arranged on described monitor body front, and for gathering the view data in the region of described monitor body vis-a-vis, described image collecting device is electrically connected with described control circuit.Preferably, described image collecting device is arranged at the position directly over described monitor body front.Described driving mechanism is program control driving mechanism, for regulating the angle of pitch of described monitor body and/or deflection and/or inclination angle, left and right and/or height according to the instruction of described control circuit.Also sensor is provided with, described sensor, for the currency of the angle of pitch of described monitor body and/or deflection and/or inclination angle, left and right and/or height is fed back to described control circuit in described program control driving mechanism.
Described control circuit comprises data processor, data receiver port and instruction output end mouth, and described data processor is electrically connected with described data receiver port and described instruction output end mouth respectively; Described data receiver port is electrically connected with described image collecting device, and described instruction output end mouth is electrically connected with described driving mechanism.
Described data processor comprises:
Image analysis module, for analyzing the whole image that described image collecting device acquires, therefrom finding facial image, if found, extracting described facial image;
Human face analysis module, for analyzing described facial image, draws face size, and therefrom finds out the image of eyes, and calculates the human eye coordinate position of described eyes in described whole image;
Distance analysis module, for according to described face size, obtains the distance of described face apart from described monitor body;
Angle acquisition module, for according to the human eye height value in described human eye coordinate position, obtains the relative angle of human eye relative to described monitor body;
Best angle correspondence table module, for storing the relative angle of human eye relative to described monitor body and the corresponding relation of display best angle that record in advance;
Angle comparing module, for comparing with the current described relative angle relative angle shown in module corresponding to defaulting in described best angle, navigate to identical or the most close relative angle angle value, and obtain the monitor body optimum angle angle value corresponding with this relative angle angle value;
Regulating command generation module, for calculating the direction and angle value that need to regulate according to the current angle value of described optimum angle angle value and described monitor body, and described direction and angle value are converted into program control command, by described instruction output end mouth, described program control command is passed to described program control driving mechanism.
Method of the present invention is specially: the image collecting device 02 carried from equipment or external image collecting device 06 gather video image by the regular hour, as shown in Figure 1, 2, image collecting device 02 is preferably disposed on directly over screen, other position can certainly be arranged on, as the position of image collecting device in Fig. 2 06.Image collecting device should collect large-scale image, in order to provide view data.
Image collecting device carries out image acquisition, for recognition of face according to preset duration.Gathering image spacing duration is 1 to 5 second.
Utilize conventional program of increasing income, in the image collected, find corresponding face.
As shown in Figure 3: after collecting image 10, utilize the program of increasing income to carry out express-analysis, find face 11.If can not find face 11, abandon.Wait for and gathering next time.If all can not find face after to multiple graphical analyses of continuous print, then the people before possibility display leaves, in order to energy-conservation temporary transient stopping image acquisition.
In the image gathered, find face if looked for, just utilize conventional program of increasing income, in face 11, find eyes 12.And calculate the XY coordinate figure of the relative coordinate positional information 13 of eyes 12 in whole image 10, as shown in Figure 4.
According to the size of face 11, obtain the general distance of face distance LCD screen.As shown in Figure 5, according to face area 14, can probably calculate the distance with screen, or utilize method of testing acquisitor face to amass corresponding screen distance F.So-called method of testing, refers to through actual tests, the corresponding relation of the face area drawn shared ratio and the actual range between face and monitor body in the area of whole image.
According to the height of eyes, obtain the angle of eyes and LCD screen, as shown in Figure 6: according to the XY position coordinates Y value of human eye 13.And the distance value F obtained before.Obtain the final screen elevation angle and left rotation and right rotation angle.
Before device interior dispatches from the factory, experience, or face's distance through practice, eye-angle " goes up lower angle " with screen the best and the best angle of " left and right angle " is corresponding shows module.
According to the distance F obtained, coordinate X, Y.Search the screen best angle correspondence table preset in equipment, obtain the numerical value of the angle that screen should reach.If calculate distance F and XY coordinate and angle and do not have in correspondence table, then get the angular values corresponding to immediate value with this F, XY, as the numerical value of the angle that should reach.
Such as: F=10; X, Y=60,45.Obtain screen angle value and left rotation and right rotation angle: 75,45.
Monitor body is adjusted to best visible angle by data processor, control circuit and program control driving mechanism 05.As shown in Figure 7, utilize program control driving mechanism 05 to rotate (reducing motor is by gear driven rotating shaft), adjust corresponding screen " upper lower angle ".
Monitor body is adjusted to best " left and right angle " as shown in Figure 8,9 by data processor, control circuit and program control driving mechanism 05.Program control driving mechanism 05 drives rotating mechanism to rotate and adjustment, can carry out two-way rotation as shown in Figure 9.Further, can also regulate height and inclination angle, left and right.
In a still further embodiment, as shown in figs. 10-12, the present invention can also regulate direction and the angle of each angle automatically, is realized by the reducing motor being arranged at each node.The quantity of described reducing motor is four, is respectively used to adjust the angle of pitch of described monitor body, deflection, inclination angle, left and right and height.
By the interval duration frequency to gather image, repeat S3-S9, to realize automatically regulating in real time of monitor body.
By adopting technique scheme disclosed by the invention, obtain effect useful as follows:
A kind of method that the invention provides automatic adjustment display device based on eyeball identification and automatically regulate, utilize eyeball recognition technology, and non-used recognition of face, really can identify the angle that human eye is seen, the adjustment mistake that Generic face location recognition causes can be solved, promote simultaneously and use user experience.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should look protection scope of the present invention.
Claims (10)
1. the automatic adjustment display device based on eyeball identification, it is characterized in that, comprise holder, monitor body and driving mechanism, described driving mechanism is arranged between described holder and described monitor body, and is connected with described holder and described monitor body respectively; Also comprise control circuit, described control circuit is electrically connected with described driving mechanism; Also comprise image collecting device, described image collecting device is arranged on described monitor body front, and for gathering the view data in the region of described monitor body vis-a-vis, described image collecting device is electrically connected with described control circuit.
2. the automatic adjustment display device based on eyeball identification according to claim 1, it is characterized in that, described image collecting device is arranged at the position directly over described monitor body front.
3. the automatic adjustment display device based on eyeball identification according to claim 1, it is characterized in that, described driving mechanism is program control driving mechanism, for regulating the angle of pitch of described monitor body and/or deflection and/or inclination angle, left and right and/or height according to the instruction of described control circuit.
4. the automatic adjustment display device based on eyeball identification according to claim 3, it is characterized in that, also sensor is provided with in described program control driving mechanism, described sensor, for feeding back to described control circuit by the currency of the angle of pitch of described monitor body and/or deflection and/or inclination angle, left and right and/or height.
5. the automatic adjustment display device based on eyeball identification according to claim 1, it is characterized in that, described control circuit comprises data processor, data receiver port and instruction output end mouth, and described data processor is electrically connected with described data receiver port and described instruction output end mouth respectively; Described data receiver port is electrically connected with described image collecting device, and described instruction output end mouth is electrically connected with described driving mechanism.
6. the automatic adjustment display device based on eyeball identification according to claim 5, it is characterized in that, described data processor comprises:
Image analysis module, for analyzing the whole image that described image collecting device acquires, therefrom finding facial image, if found, extracting described facial image;
Human face analysis module, for analyzing described facial image, draws face size, and therefrom finds out the image of eyes, and calculates the human eye coordinate position of described eyes in described whole image;
Distance analysis module, for according to described face size, obtains the distance of described face apart from described monitor body;
Angle acquisition module, for according to the human eye height value in described human eye coordinate position, obtains the relative angle of human eye relative to described monitor body;
Best angle correspondence table module, for storing the relative angle of human eye relative to described monitor body and the corresponding relation of display best angle that record in advance;
Angle comparing module, for comparing with the current described relative angle relative angle shown in module corresponding to defaulting in described best angle, navigate to identical or the most close relative angle angle value, and obtain the monitor body optimum angle angle value corresponding with this relative angle angle value;
Regulating command generation module, for calculating the direction and angle value that need to regulate according to the current angle value of described optimum angle angle value and described monitor body, and described direction and angle value are converted into program control command, by described instruction output end mouth, described program control command is passed to described program control driving mechanism.
7. the Automatic adjustment method of the arbitrary described automatic adjustment display device based on eyeball identification of claim 1-6, is characterized in that, comprise the following steps:
S1, the relative angle of the human eye recorded in advance relative to described monitor body and the corresponding relation of display best angle, and be stored in best angle correspondence table module;
S2, obtains the whole image in monitor body front with predeterminated frequency;
S3, analyzes the whole image that described image collecting device acquires, therefrom finds facial image, if do not found, continues to find in the whole image of next Zhang Suoshu, if found, extracts described facial image;
S4, analyzes described facial image, draws face size, and therefrom finds out the image of eyes, and calculates the human eye coordinate position of described eyes in described whole image;
S5, obtains the distance of described face apart from described monitor body;
S6, according to the human eye height value in described human eye coordinate position, obtains the relative angle of human eye relative to described monitor body;
S7, comparing with the current described relative angle relative angle shown in module corresponding to defaulting in described best angle, navigating to identical or the most close relative angle angle value, and obtain the monitor body optimum angle angle value corresponding with this relative angle angle value;
S8, current angle value according to described optimum angle angle value and described monitor body calculates the direction and angle value that need to regulate, and described direction and angle value are converted into program control command, by instruction output end mouth, described program control command is passed to driving mechanism;
S9, described driving mechanism monitor body according to described order-driven is adjusted to corresponding position and angle.
8. Automatic adjustment method according to claim 7, is characterized in that, in S3 when all finding less than facial image in the whole image of N continuous Zhang Suoshu, then temporarily stops image acquisition, terminates; N is preset value, N be more than or equal to 2 integer.
9. Automatic adjustment method according to claim 7, it is characterized in that, S5 is specially the distance calculating actual face and described monitor body according to the size dimension of face area, and/or utilize method of testing acquisitor face to amass corresponding screen distance, and/or the range sensor be arranged on described monitor body is utilized to record the distance of actual face and described monitor body.
10. Automatic adjustment method according to claim 7, is characterized in that, position described in S9 and angle comprise: the angle of pitch of described monitor body and/or deflection and/or inclination angle, left and right and/or height.
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| CN113949915A (en) * | 2021-09-08 | 2022-01-18 | 上海电气智慧城市信息科技有限公司 | Large-screen dynamic high-resolution high-definition display implementation method |
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Application publication date: 20150610 |