CN104601981A - Method for adjusting viewing angles based on human eyes tracking and holographic display device - Google Patents
Method for adjusting viewing angles based on human eyes tracking and holographic display device Download PDFInfo
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Abstract
The invention discloses a method for adjusting viewing angles based on human eyes tracking and a holographic display device; the method for adjusting the viewing angles based on human eyes tracking comprises the steps: performing face detection for a user and acquiring user's eyes location, wherein the eyes location comprises an included angle between the eyes and a display screen; judging user's viewing area according to the eyes location, wherein the viewing area comprises a valid holographic display area and an invalid holographic display area; when the user is located in the invalid holographic display area, reminding the user of adjusting the viewing position according to the viewing area. With adoption of the above scheme, whether the user is located in the valid holographic display area can be judged according to the inclined angle between the user's eyes and the display screen; when the user is in the invalid holographic display area, the user is prompted to adjust the viewing angle so as to enter the valid holographic display area and watch more ideal holographic display area effect.
Description
Technical field
The application relates to communication technical field, particularly relates to a kind of method and holographic display of the adjustment viewing angle based on tracing of human eye.
Background technology
Existing bore hole 3D Display Technique, processed by the image obtained the front-facing camera of 3D display unit, can to the holography display of an object or scene, thus make people by display screen also can enjoy with reality in the middle of the effect of the same stereo-picture.
But the existing bore hole 3D display unit based on tracing of human eye algorithm make use of the principle of optical imagery, there is an effective stereo display scope.In order to best display effect can be reached, usually need to provide the angle between beholder and display device and viewing distance, be within the scope of effective stereo display to make user.When the viewing angle off-target viewing scope of user, user cannot see normal display effect, even can't see stereo display effect, affects user 3D and experiences.
Summary of the invention
The technical problem that the application mainly solves is to provide a kind of method and holographic display of the adjustment viewing angle based on tracing of human eye, whether can realize judging that user is current according to eyes relative to the angle of display screen is in effective holographic indication range, when user current not in effective holographic indication range time, reminding user adjustment viewing angle, user is made to be with the viewing area of effect, thus obtain comparatively ideal display effect, there is good 3D and experience.
For solving the problems of the technologies described above, the technical scheme that the application adopts is: a kind of method providing adjustment viewing angle based on tracing of human eye, described method comprises: carry out Face datection to user, obtain the eyes position of user, wherein, described eyes position comprises the angle of eyes relative to display screen; According to the viewing areas residing for described eyes position judgment user, wherein, described viewing areas comprises effective holographic viewing area and invalid holographic viewing area; When user is in invalid holographic viewing area, according to described viewing areas reminding user adjustment viewing location.
Wherein, described invalid holographic viewing area comprises the region being not suitable for watching holographic display and the region can not watching holographic display.
Wherein, when user is in invalid holographic viewing area, the step according to described viewing areas reminding user adjustment viewing location is specially: by information reminding user adjustment viewing location.
Wherein, when user is in the region being not suitable for watching holographic display, the described step according to described viewing areas reminding user adjustment viewing location is specially: prompting user adjustment direction, enters described effective holographic viewing area to make user according to described prompting.
Wherein, when user is in the region can not watching holographic display, described method also comprises: stop holographic display or close holographic display.
For solving the problems of the technologies described above, another technical scheme that the application adopts is: the holographic display providing a kind of adjustment viewing angle based on tracing of human eye, and described device comprises acquisition module, judge module and control module; Described acquisition module is used for carrying out Face datection to user, and obtain the eyes position of user, wherein, described eyes position comprises the angle of eyes relative to display screen; Described judge module is used for the viewing areas residing for described eyes position judgment user, and wherein, described viewing areas comprises effective holographic viewing area and invalid holographic viewing area; Described control module is used for when user is in invalid holographic viewing area, according to described viewing areas reminding user adjustment viewing location.
Wherein, described invalid holographic viewing area comprises the region being not suitable for watching holographic display and the region can not watching holographic display.
Wherein, described control module is specifically for being in invalid holographic viewing area during as user, by information reminding user adjustment viewing location.
Wherein, described control module is specifically for being in the region being not suitable for watching holographic display during as user, prompting user adjustment direction, enters described effective holographic viewing area to make user according to described prompting.
Wherein, described control module is also for being in the region can not watching holographic display during as user, stops holographic display or closing holographic display.
The beneficial effect of the application is: the situation being different from prior art, the application is by carrying out Face datection to user, obtain the eyes position of user, according to the viewing areas residing for eyes position judgment user, when user is in invalid holographic viewing area, according to viewing areas reminding user adjustment viewing location.Can realize judging whether user is in effective holographic viewing area according to the eyes of user relative to the angle of display screen, when user is in invalid holographic viewing area, reminding user adjustment viewing angle is to enter the comparatively ideal holographic display effect of effective holographic viewing area viewing.
Accompanying drawing explanation
Fig. 1 is the flow chart of the application based on method one execution mode of the adjustment viewing angle of tracing of human eye;
Fig. 2 is the viewing scope schematic diagram of the application based on the holographic display of the adjustment viewing angle of tracing of human eye;
Fig. 3 is the method one eyes change in location schematic diagram of the application based on the adjustment viewing angle of tracing of human eye;
Fig. 4 be the application based on another execution mode of method of the adjustment viewing angle of tracing of human eye flow chart;
Fig. 5 is the structural representation of the application based on holographic display one execution mode of the adjustment viewing angle of tracing of human eye.
Embodiment
In below describing, in order to illustrate instead of in order to limit, propose the detail of such as particular system structure, interface, technology and so on, thoroughly to understand the application.But, it will be clear to one skilled in the art that and also can realize the application in other execution mode not having these details.In other situation, omit the detailed description to well-known device, circuit and method, in order to avoid unnecessary details hinders the description of the application.
Consult Fig. 1, the application based on the adjustment viewing angle of tracing of human eye method one execution mode flow chart.The executive agent of present embodiment is holographic display, and holographic display can be mobile phone, computer, LCD TV etc.The method of the adjustment viewing angle based on tracing of human eye in present embodiment comprises the following steps:
S101: carry out Face datection to user, obtain the eyes position of user, wherein, described eyes position comprises the angle of eyes relative to display screen.
Holographic display, by front-facing camera pictures taken, extracts facial image in conjunction with face recognition database from the picture photographed, and to carry out Face datection to user, and obtains the eyes position in the facial image detected.Wherein, eyes position comprises the angle of eyes relative to display screen.
S102: according to the viewing areas residing for described eyes position judgment user, wherein, described viewing areas comprises effective holographic viewing area and invalid holographic viewing area.Described invalid holographic viewing area comprises the region being not suitable for watching holographic display and the region can not watching holographic display.
Holographic display is according to the current residing viewing areas of the eyes position judgment user got.Wherein, viewing areas comprises effective holographic viewing area and invalid holographic viewing area.Invalid holographic viewing area comprises the region being not suitable for watching holographic display and the region can not watching holographic display.
See also Fig. 2, Fig. 2 is the viewing scope schematic diagram of the application based on the holographic display of the adjustment viewing angle of tracing of human eye.Wherein, display floater in holographic display and the distance between grating are D, the pixel arrangement cycle of display floater is P, screen periods is T (T is changeless), A point and B point are the intersection points of optical grating projection, when the eyes of user are between line segment AB, continuous, normal holographic display effect can be seen.Distance between display floater and AB is viewing ratio.
Be understandable that, pixel arrangement cycle P can adjust in real time, can by formula
calculate.The pixel arrangement cycle that user can adjust display floater is in real time P, thus adjusts viewing ratio in fact.
Suppose that the distance between AB is L, by formula:
the viewing ratio that can calculate holographic display obtains
wherein, L>=2e, L=2e, e are the average interpupillary distance of human eye (such as 65mm) under normal circumstances.User, when the viewing distance Z of the best, can see comparatively ideal holographic display effect.
See also Fig. 3, Fig. 3 is the method one eyes change in location schematic diagram of the application based on the adjustment viewing angle of tracing of human eye.As shown in Figure 3, when the viewing location of user is different, the eyes of the user that holographic display gets are different relative to the angle of display screen, and corresponding viewing distance is also different.
Holographic display is after getting the angle of eyes relative to display screen, angle between eyes and display screen and the angular range preset are compared, the angular range of viewing ratio region (distance between AB) correspondence compares, to judge the viewing areas residing for user, wherein, viewing areas comprises effective holographic viewing area and invalid holographic viewing area.
Wherein, the angular range preset obtains according to the angle between eyes corresponding to the diverse location of the eyes of user on line segment AB and display screen, and computing formula is
(L ˊ is the distance between eyes, and Z is viewing ratio).
When eyes are less than the minimum value of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, holographic display is judged as that user is current and is in invalid holographic viewing area the region being not suitable for watching holographic display.
When eyes are less than the minimum value of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, holographic display is judged as that user is current and is in invalid holographic viewing area.Holographic display judges whether eyes are less than predetermined lower threshold value relative to the angle θ ˊ of display screen further, when eyes are less than predetermined lower threshold value relative to the angle θ ˊ of display screen, holographic display is judged as the current region can not watching holographic display be in invalid holographic viewing area of user; When eyes are greater than predetermined lower threshold value relative to the angle θ ˊ of display screen, holographic display is judged as that user is current and is in the region that being not suitable in invalid holographic viewing area watches holographic display.
When eyes are more than or equal to the minimum value of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, and when being less than the maximum of angular range corresponding to best viewing areas, holographic display is judged as that user is current and is in effective holographic viewing area.
When eyes are greater than the maximum of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, holographic display is judged as that user is current and is in invalid holographic viewing area.Holographic display judges whether eyes are greater than predetermined upper threshold value relative to the angle θ ˊ of display screen further, when eyes are greater than predetermined upper threshold value relative to the angle θ ˊ of display screen, holographic display is judged as the current region can not watching holographic display be in invalid holographic viewing area of user; When eyes are less than predetermined lower threshold value relative to the angle θ ˊ of display screen, holographic display is judged as that user is current and is in the region that being not suitable in invalid holographic viewing area watches holographic display.
Wherein, when user is current be in being not suitable in invalid holographic viewing area watch the region of holographic display time, the holographic display effect that user watches is poor, and user may be caused uncomfortable.When user is current be in effective holographic viewing area time, user can see comparatively ideal holographic display effect.When user is current be in invalid holographic viewing area can not watch the region of holographic display time, user sees the holographic display effect that cannot see.
Be understandable that, the predetermined upper threshold value that eyes are corresponding relative to the angle of display screen and predetermined lower threshold value can be arranged according to actual needs, do not limit herein.
Be understandable that, in other embodiments, by being not suitable in the effective holographic viewing area of other rule definitions, invalid holographic viewing area and invalid holographic viewing area watching the district of holographic display, the region of holographic display can not being watched, can also not limit herein.
When user is current be in effective holographic viewing area time, be left intact process.
When user is current be in invalid holographic viewing area time, perform step S103.
S103: when user is in invalid holographic viewing area, according to described viewing areas reminding user adjustment viewing location.
When holographic display judges that user is in invalid holographic viewing area, according to the viewing areas at user place and angular range corresponding to best viewing areas, reminding user adjustment viewing location, to make user according to prompting adjustment viewing angle, thus enter effective holographic viewing area, watch holographic display effect.
Such as, when holographic display judges that user is in invalid holographic viewing area, the angular range corresponding according to the angle between eyes with display screen, predetermined lower threshold value, best viewing areas and predetermined upper threshold value, carry out reminding user adjustment direction, to make user according to prompting adjustment viewing angle, enter effective holographic viewing area, watch comparatively ideal holographic display effect.
Wherein, when the angle between eyes and display screen is less than predetermined lower threshold value, reminding user moving direction, to increase the angle between eyes and display screen, enters best viewing areas to make user according to prompting.
When angle between eyes with display screen is less than the minimum value of angular range corresponding to best viewing areas, reminding user moving direction, to increase the angle between eyes and display screen, to make user according to prompting adjustment viewing angle, enters best viewing areas.
When angle between eyes with display screen is greater than the maximum of angular range corresponding to best viewing areas, reminding user moving direction, to reduce the angle between eyes and display screen, to make user according to prompting adjustment viewing angle, enters best viewing areas.
When angle between eyes and display screen is greater than predetermined upper threshold value, reminding user moving direction, to reduce the angle between eyes and display screen, enters the best viewing areas of adjustment viewing angle to make user according to prompting.
Be understandable that, the mode of reminding user adjustment viewing location can be: by modes such as vibrations, voice messaging, voice broadcast Word messages, but being not limited to this, can also be other alerting pattern.Be understandable that, in the present embodiment, holographic display is according to the distance between eyes and display screen, judges the viewing areas residing for user, then according to viewing areas reminding user adjustment viewing location.
Be understandable that, in the present embodiment, holographic display is according to the distance between eyes and display screen, judges the viewing areas residing for user, then according to viewing areas reminding user adjustment viewing location.
In other embodiments, can also according to formula
(L ˊ is the distance between eyes, Z ˊ is the distance between eyes and display screen) calculate actual range Z ˊ between eyes and display screen, thus according to the angular range of eyes relative to the angle θ ˊ of display screen, best viewing areas (region between AB) correspondence, and actual range Z ˊ between eyes and display screen, viewing ratio carry out reminding user adjustment viewing location, enter best viewing areas to make user according to prompting.
Wherein, when eyes are less than the minimum value of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, and the actual range Z ˊ between eyes and display screen is when being greater than viewing ratio Z, holographic display is judged as that user is current and is in invalid holographic viewing area, and belongs to the region being not suitable for watching holographic display.Now, the holographic display effect that user watches is poor, and user can be caused uncomfortable.Holographic display reminding user moves to the left or to the right, and moves forward, to enter effective holographic viewing area near zone line.
When eyes are less than the minimum value of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, and the actual range Z ˊ between eyes and display screen is when being greater than predetermined upper threshold value, holographic display is judged as that user is current and is in invalid holographic viewing area, and can not watch the region of holographic display.Now, user can't see holographic display effect.Wherein, predetermined upper threshold value is greater than viewing ratio Z.Holographic display reminding user moves to the left or to the right, and moves forward, to enter effective holographic viewing area near zone line.
When eyes equal minimum value or the maximum of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, and the actual range Z ˊ between eyes and display screen is when equaling viewing ratio Z, holographic display is judged as that user is current and is in effective holographic viewing area.Now, user can see comparatively ideal holographic display effect.
When eyes are greater than the maximum of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, and the actual range Z ˊ between eyes and display screen is when being less than viewing ratio Z, holographic display is judged as that user is current and is in invalid holographic viewing area, and is not suitable for the district watching holographic display.Now, the holographic display effect seen of user is poor or can't see holographic display effect.Holographic display reminding user moves to the left or to the right, and moves backward, to enter effective holographic viewing area near zone line.
But be not limited to this, in other embodiments, other adjustment mode can also be adopted.
Such scheme, by carrying out Face datection to user, obtains the eyes position of user, according to the viewing areas residing for eyes position judgment user, when user is in invalid holographic viewing area, according to viewing areas reminding user adjustment viewing location.Can realize judging whether user is in effective holographic viewing area according to the eyes of user relative to the angle of display screen, when user is in invalid holographic viewing area, reminding user adjustment viewing angle is to enter the comparatively ideal holographic display effect of effective holographic viewing area viewing.
Consult Fig. 4, Fig. 4 be the application based on another execution mode of method of the adjustment viewing angle of tracing of human eye flow chart.The executive agent of present embodiment is holographic display, and holographic display can be mobile phone, computer, LCD TV etc.The method of the adjustment viewing distance based on tracing of human eye in present embodiment comprises the following steps:
S401: carry out Face datection to user, obtain the eyes position of user, wherein, described eyes position comprises the angle of eyes relative to display screen.
Holographic display, by front-facing camera pictures taken, extracts facial image in conjunction with face recognition database from the picture photographed, and to carry out Face datection to user, and obtains the eyes position in the facial image detected.Wherein, eyes position comprises the angle of eyes relative to display screen.
S402: according to the viewing areas residing for described eyes position judgment user, wherein, described viewing areas comprises effective holographic viewing area and invalid holographic viewing area.Described invalid holographic viewing area comprises the region being not suitable for watching holographic display and the region can not watching holographic display.
Holographic display is according to the current residing viewing areas of the eyes position judgment user got.Wherein, viewing areas comprises effective holographic viewing area and invalid holographic viewing area.Invalid holographic viewing area comprises the region being not suitable for watching holographic display and the region can not watching holographic display.
See also Fig. 2, Fig. 2 is the viewing scope schematic diagram of the application based on the holographic display of the adjustment viewing angle of tracing of human eye.Wherein, display floater in holographic display and the distance between grating are D, the pixel arrangement cycle of display floater is P, screen periods is T (T is changeless), A point and B point are the intersection points of optical grating projection, when the eyes of user are between line segment AB, continuous, normal holographic display effect can be seen.Distance between display floater and AB is viewing ratio.
Be understandable that, pixel arrangement cycle P can adjust in real time, can by formula
calculate.The pixel arrangement cycle that user can adjust display floater is in real time P, thus adjusts viewing ratio in fact.
Suppose that the distance between AB is L, by formula:
the viewing ratio that can calculate holographic display obtains
wherein, L>=2e, L=2e, e are the average interpupillary distance of human eye (such as 65mm) under normal circumstances.User, when the viewing distance Z of the best, can see comparatively ideal holographic display effect.
See also Fig. 3, Fig. 3 is the method one eyes change in location schematic diagram of the application based on the adjustment viewing angle of tracing of human eye.As shown in Figure 3, when the viewing location of user is different, the eyes of the user that holographic display gets are different relative to the angle of display screen, and corresponding viewing distance is also different.
Holographic display is after getting the angle of eyes relative to display screen, angle between eyes and display screen and the angular range preset are compared, the angular range of viewing ratio region (distance between AB) correspondence compares, to judge the viewing areas residing for user, wherein, viewing areas comprises effective holographic viewing area and invalid holographic viewing area.
Wherein, the angular range preset obtains according to the angle between eyes corresponding to the diverse location of the eyes of user on line segment AB and display screen, and computing formula is
(L ˊ is the distance between eyes, and Z is viewing ratio).
When eyes are less than the minimum value of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, holographic display is judged as that user is current and is in invalid holographic viewing area the region being not suitable for watching holographic display.
When eyes are less than the minimum value of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, holographic display is judged as that user is current and is in invalid holographic viewing area.Holographic display judges whether eyes are less than predetermined lower threshold value relative to the angle θ ˊ of display screen further, when eyes are less than predetermined lower threshold value relative to the angle θ ˊ of display screen, holographic display is judged as the current region can not watching holographic display be in invalid holographic viewing area of user; When eyes are greater than predetermined lower threshold value relative to the angle θ ˊ of display screen, holographic display is judged as that user is current and is in the region that being not suitable in invalid holographic viewing area watches holographic display.
When eyes are more than or equal to the minimum value of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, and when being less than the maximum of angular range corresponding to best viewing areas, holographic display is judged as that user is current and is in effective holographic viewing area.
When eyes are greater than the maximum of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, holographic display is judged as that user is current and is in invalid holographic viewing area.Holographic display judges whether eyes are greater than predetermined upper threshold value relative to the angle θ ˊ of display screen further, when eyes are greater than predetermined upper threshold value relative to the angle θ ˊ of display screen, holographic display is judged as the current region can not watching holographic display be in invalid holographic viewing area of user; When eyes are less than predetermined lower threshold value relative to the angle θ ˊ of display screen, holographic display is judged as that user is current and is in the region that being not suitable in invalid holographic viewing area watches holographic display.
Wherein, when user is current be in being not suitable in invalid holographic viewing area watch the region of holographic display time, the holographic display effect that user watches is poor, and user may be caused uncomfortable.When user is current be in effective holographic viewing area time, user can see comparatively ideal holographic display effect.When user is current be in invalid holographic viewing area can not watch the region of holographic display time, user sees the holographic display effect that cannot see.
Be understandable that, the predetermined upper threshold value that eyes are corresponding relative to the angle of display screen and predetermined lower threshold value can be arranged according to actual needs, do not limit herein.
Be understandable that, in other embodiments, by being not suitable in the effective holographic viewing area of other rule definitions, invalid holographic viewing area and invalid holographic viewing area watching the district of holographic display, the region of holographic display can not being watched, can also not limit herein.
When user is in the region being not suitable for watching holographic display, perform step S403.
When user is in the region can not watching holographic display, perform step S404.
S403: when user is in the region being not suitable for watching holographic display, according to described viewing areas reminding user adjustment viewing location.
When holographic display judges that user is in the region being not suitable for watching holographic display, according to the viewing areas at user place and angular range corresponding to best viewing areas, reminding user adjustment viewing location, to make user according to prompting adjustment viewing angle, thus enter effective holographic viewing area, watch holographic display effect, to make user enter effective holographic viewing area according to prompting, watch holographic display effect.
Wherein, the step according to viewing areas reminding user adjustment viewing location is specially: prompting user adjustment direction, enters effective holographic viewing area to make user according to prompting.
Such as, when holographic display judges that user is in invalid holographic viewing area the region being not suitable for watching holographic display, according to the maximum of the minimum value of the angle between eyes with display screen, angular range that best viewing areas is corresponding, angular range that best viewing areas is corresponding, remind adjustment direction, to make user according to prompting adjustment viewing angle, enter effective holographic viewing area, watch comparatively ideal holographic display effect.
When angle between eyes with display screen is less than the minimum value of angular range corresponding to best viewing areas, reminding user moving direction, to increase the angle between eyes and display screen, enters best viewing areas to make user according to prompting adjustment viewing angle.
When angle between eyes with display screen is greater than the maximum of angular range corresponding to best viewing areas, reminding user moving direction, to reduce the angle between eyes and display screen, to make user according to prompting adjustment viewing angle, enters best viewing areas.
S404: when user is in the region can not watching holographic display, stops holographic display or close holographic display.
When holographic display judges that user is in invalid holographic viewing area the region can not watching holographic display, reminding user will stop holographic display or close holographic display, and after Preset Time, automatically stop holographic display or close holographic display.Preset Time can be arranged according to actual needs, does not limit herein.
Be understandable that, the mode of reminding user adjustment viewing location can be in the present embodiment: by modes such as vibrations, voice messaging, voice broadcast Word messages, but being not limited to this, in other embodiments, can also be other alerting pattern.
Be understandable that, in the present embodiment, holographic display is according to the distance between eyes and display screen, judges the viewing areas residing for user, then according to viewing areas reminding user adjustment viewing location.
In other embodiments, can also according to formula
(L ˊ is the distance between eyes, Z ˊ is the distance between eyes and display screen) calculate actual range Z ˊ between eyes and display screen, thus according to the angular range of eyes relative to the angle θ ˊ of display screen, best viewing areas (region between AB) correspondence, and actual range Z ˊ between eyes and display screen, viewing ratio carry out reminding user adjustment viewing location, enter best viewing areas to make user according to prompting.
Wherein, when eyes are less than the minimum value of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, and the actual range Z ˊ between eyes and display screen is when being greater than viewing ratio Z, holographic display is judged as that user is current and is in invalid holographic viewing area, and belongs to the region being not suitable for watching holographic display.Now, the holographic display effect that user watches is poor, and user can be caused uncomfortable.Holographic display reminding user moves to the left or to the right, and moves forward, to enter effective holographic viewing area near zone line.
When eyes are less than the minimum value of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, and the actual range Z ˊ between eyes and display screen is when being greater than predetermined upper threshold value, holographic display is judged as that user is current and is in invalid holographic viewing area, and can not watch the region of holographic display.Now, user can't see holographic display effect.Wherein, predetermined upper threshold value is greater than viewing ratio Z.Holographic display reminding user moves to the left or to the right, and moves forward, to enter effective holographic viewing area near zone line.
When eyes equal minimum value or the maximum of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, and the actual range Z ˊ between eyes and display screen is when equaling viewing ratio Z, holographic display is judged as that user is current and is in effective holographic viewing area.Now, user can see comparatively ideal holographic display effect.
When eyes are greater than the maximum of angular range corresponding to best viewing areas relative to the angle θ ˊ of display screen, and the actual range Z ˊ between eyes and display screen is when being less than viewing ratio Z, holographic display is judged as that user is current and is in invalid holographic viewing area, and is not suitable for the district watching holographic display.Now, the holographic display effect seen of user is poor or can't see holographic display effect.Holographic display reminding user moves to the left or to the right, and moves backward, to enter effective holographic viewing area near zone line.
But be not limited to this, in other embodiments, other adjustment mode can also be adopted.
Such scheme, by carrying out Face datection to user, obtain the eyes position of user, according to the viewing areas residing for described eyes position judgment user, when user is in the region being not suitable for watching holographic display, according to viewing areas reminding user adjustment viewing location, when user is in the region can not watching holographic display, stop holographic display or close holographic display, can realize judging whether user is in effective holographic viewing area according to the eyes of user relative to the angle of display screen, when user is in invalid holographic viewing area, different mode of operations is entered according to viewing areas, when user is in the region being not suitable for watching holographic display, reminding user adjustment viewing angle, to enter the comparatively ideal holographic display effect of effective holographic viewing area viewing.
Refer to Fig. 5, Fig. 5 is the structural representation of the application based on holographic display one execution mode of the adjustment viewing angle of tracing of human eye.Each module that the holographic display of the adjustment viewing distance based on tracing of human eye of present embodiment comprises is for performing each step in execution mode corresponding to Fig. 1 respectively, concrete implementation refers to the related content of each step in Fig. 1, does not repeat herein.The terminal of the control player of present embodiment comprises: acquisition module 510, judge module 520 and control module 530.
Acquisition module 510 is for carrying out Face datection to user, and obtain the eyes position of user, wherein, eyes position comprises the angle between eyes and display screen.Such as, acquisition module 510 couples of users carry out Face datection, and obtain the eyes position of user, wherein, eyes position comprises the angle between eyes and display screen.Eyes positional information is sent to judge module 520 by acquisition module 510.
The eyes positional information that judge module 520 sends for receiving acquisition module 510, according to the viewing areas residing for eyes position judgment user, wherein, viewing areas comprises effective holographic viewing area and invalid holographic viewing area, and invalid holographic viewing area comprises the region being not suitable for watching holographic display and the region can not watching holographic display.
Such as, judge module 520 receives the eyes positional information that acquisition module 510 sends, the viewing areas residing for user is judged according to eyes positional information, wherein, viewing areas comprises effective holographic viewing area and invalid holographic viewing area, and invalid holographic viewing area comprises the region being not suitable for watching holographic display and the region can not watching holographic display.Judged result is sent to control module 530 by judge module 520.
Control module 530, for receiving judged result, when user is in invalid holographic viewing area, adjusts viewing location according to viewing areas reminding user.Such as, control module 530 receives judged result, when judged result be user be in invalid holographic viewing area time, according to viewing areas reminding user adjustment viewing location.
Such scheme, by carrying out Face datection to user, obtains the eyes position of user, according to the viewing areas residing for eyes position judgment user, when user is in invalid holographic viewing area, according to viewing areas reminding user adjustment viewing location.Can realize judging whether user is in effective holographic viewing area according to the eyes of user relative to the angle of display screen, when user is in invalid holographic viewing area, reminding user adjustment viewing angle is to enter the comparatively ideal holographic display effect of effective holographic viewing area viewing.
Please continue to refer to Fig. 5, in another embodiment, the each module comprised based on the holographic display of the adjustment viewing distance of tracing of human eye is for performing each step in execution mode corresponding to Fig. 4 respectively, concrete implementation refers to the related content of each step in Fig. 4, does not repeat herein.
Acquisition module 510 is for carrying out Face datection to user, and obtain the eyes position of user, wherein, eyes position comprises the angle between eyes and display screen.Such as, acquisition module 510 couples of users carry out Face datection, and obtain the eyes position of user, wherein, eyes position comprises the angle between eyes and display screen.Eyes positional information is sent to judge module 520 by acquisition module 510.
The eyes positional information that judge module 520 sends for receiving acquisition module 510, according to the viewing areas residing for eyes position judgment user, wherein, viewing areas comprises effective holographic viewing area and invalid holographic viewing area, and invalid holographic viewing area comprises the region being not suitable for watching holographic display and the region can not watching holographic display.
Such as, judge module 520 receives the eyes positional information that acquisition module 510 sends, the viewing areas residing for user is judged according to eyes positional information, wherein, viewing areas comprises effective holographic viewing area and invalid holographic viewing area, and invalid holographic viewing area comprises the region being not suitable for watching holographic display and the region can not watching holographic display.Judged result is sent to control module 530 by judge module 520.
Control module 530, specifically for receiving judged result, when user is in invalid holographic viewing area, adjusts viewing location by information reminding user.Control module 530 is also specifically for being in the region being not suitable for watching holographic display during as user, prompting user adjustment direction, enters described effective holographic viewing area to make user according to described prompting.Control module 530 is also for being in the region can not watching holographic display during as user, stops holographic display or closing holographic display.
Such as, control module 530 receives judged result, when user be in being not suitable in invalid holographic viewing area watch the region of holographic display time, according to viewing areas reminding user adjustment viewing location; When user be in invalid holographic viewing area can not watch the region of holographic display time, stop holographic display or close holographic display.
Such scheme, by carrying out Face datection to user, obtain the eyes position of user, according to the viewing areas residing for described eyes position judgment user, when user is in the region being not suitable for watching holographic display, according to viewing areas reminding user adjustment viewing location, when user is in the region can not watching holographic display, stop holographic display or close holographic display, can realize judging whether user is in effective holographic viewing area according to the eyes of user relative to the angle of display screen, when user is in invalid holographic viewing area, different mode of operations is entered according to viewing areas, when user is in the region being not suitable for watching holographic display, reminding user adjustment viewing angle, to enter the comparatively ideal holographic display effect of effective holographic viewing area viewing.
In more than describing, in order to illustrate instead of in order to limit, propose the detail of such as particular system structure, interface, technology and so on, thoroughly to understand the application.But, it will be clear to one skilled in the art that and also can realize the application in other execution mode not having these details.In other situation, omit the detailed description to well-known device, circuit and method, in order to avoid unnecessary details hinders the description of the application.
Claims (10)
1. based on a method for the adjustment viewing angle of tracing of human eye, it is characterized in that, described method comprises:
Carry out Face datection to user, obtain the eyes position of user, wherein, described eyes position comprises the angle of eyes relative to display screen;
According to the viewing areas residing for described eyes position judgment user, wherein, described viewing areas comprises effective holographic viewing area and invalid holographic viewing area;
When user is in invalid holographic viewing area, according to described viewing areas reminding user adjustment viewing location.
2. method according to claim 1, is characterized in that, described invalid holographic viewing area comprises the region being not suitable for watching holographic display and the region can not watching holographic display.
3. method according to claim 1 and 2, is characterized in that, when user is in invalid holographic viewing area, the step according to described viewing areas reminding user adjustment viewing location is specially: by information reminding user adjustment viewing location.
4. method according to claim 2, it is characterized in that, when user is in the region being not suitable for watching holographic display, the described step according to described viewing areas reminding user adjustment viewing location is specially: prompting user adjustment direction, enters described effective holographic viewing area to make user according to described prompting.
5. method according to claim 2, is characterized in that, when user is in the region can not watching holographic display, described method also comprises: stop holographic display or close holographic display.
6. based on a holographic display for the adjustment viewing angle of tracing of human eye, it is characterized in that, described device comprises acquisition module, judge module and control module;
Described acquisition module is used for carrying out Face datection to user, and obtain the eyes position of user, wherein, described eyes position comprises the angle of eyes relative to display screen;
Described judge module is used for the viewing areas residing for described eyes position judgment user, and wherein, described viewing areas comprises effective holographic viewing area and invalid holographic viewing area;
Described control module is used for when user is in invalid holographic viewing area, according to described viewing areas reminding user adjustment viewing location.
7. device according to claim 6, is characterized in that, described invalid holographic viewing area comprises the region being not suitable for watching holographic display and the region can not watching holographic display.
8. the device according to claim 6 or 7, is characterized in that, described control module is specifically for being in invalid holographic viewing area during as user, by information reminding user adjustment viewing location.
9. device according to claim 7, is characterized in that, described control module is specifically for being in the region being not suitable for watching holographic display during as user, prompting user adjustment direction, enters described effective holographic viewing area to make user according to described prompting.
10. device according to claim 7, is characterized in that, described control module is also for being in the region can not watching holographic display during as user, stops holographic display or closing holographic display.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105072431A (en) * | 2015-07-28 | 2015-11-18 | 上海玮舟微电子科技有限公司 | Glasses-free 3D playing method and glasses-free 3D playing system based on human eye tracking |
| CN106792194A (en) * | 2016-12-23 | 2017-05-31 | 深圳Tcl新技术有限公司 | Television shutdown method and system |
| CN107465909A (en) * | 2016-06-03 | 2017-12-12 | 摸辟可有限公司 | Display device and display methods for bore hole stereo-picture |
| CN109086108A (en) * | 2018-06-29 | 2018-12-25 | 福建天晴数码有限公司 | A kind of method and system of interface layout rationality checking |
| EP3511764A4 (en) * | 2016-09-30 | 2019-09-11 | Huawei Technologies Co., Ltd. | 3d display method and user terminal |
| CN110908499A (en) * | 2018-09-18 | 2020-03-24 | 西安中兴新软件有限责任公司 | 3D image display method and device and terminal |
| CN111429519A (en) * | 2020-03-27 | 2020-07-17 | 贝壳技术有限公司 | Three-dimensional scene display method and device, readable storage medium and electronic equipment |
| CN115942063A (en) * | 2022-11-10 | 2023-04-07 | 深圳创维－Rgb电子有限公司 | Film watching position prompting method and device, television equipment and readable storage medium |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102300111A (en) * | 2010-06-24 | 2011-12-28 | 索尼公司 | Stereoscopic display device and control method of stereoscopic display device |
| CN102497563A (en) * | 2011-12-02 | 2012-06-13 | 深圳超多维光电子有限公司 | Tracking-type autostereoscopic display control method, display control apparatus and display system |
| TW201240434A (en) * | 2011-03-17 | 2012-10-01 | Chi Mei Comm Systems Inc | System and method for automatically adjusting a visual angle of 3D images |
| CN102802000A (en) * | 2012-08-09 | 2012-11-28 | 冠捷显示科技（厦门）有限公司 | Tracking type multi-angle three-dimensional display image quality improving method |
| CN102868894A (en) * | 2011-07-05 | 2013-01-09 | 天马微电子股份有限公司 | Full-visual angle 3D display image output method, device and display equipment |
| CN102970550A (en) * | 2011-09-01 | 2013-03-13 | 联想移动通信科技有限公司 | Open hole visible three-dimensional (3D) display control system and method |
| CN103096103A (en) * | 2011-11-04 | 2013-05-08 | 株式会社东芝 | Video processing device and video processing method |
| CN103327349A (en) * | 2012-03-19 | 2013-09-25 | Lg电子株式会社 | Three-dimensional image processing apparatus and method for adjusting location of sweet spot for displaying multi-view image |
| CN104155767A (en) * | 2014-07-09 | 2014-11-19 | 深圳市亿思达显示科技有限公司 | Self-adapting tracking dimensional display device and display method thereof |
-
2014
- 2014-12-30 CN CN201410850659.6A patent/CN104601981A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102300111A (en) * | 2010-06-24 | 2011-12-28 | 索尼公司 | Stereoscopic display device and control method of stereoscopic display device |
| TW201240434A (en) * | 2011-03-17 | 2012-10-01 | Chi Mei Comm Systems Inc | System and method for automatically adjusting a visual angle of 3D images |
| CN102868894A (en) * | 2011-07-05 | 2013-01-09 | 天马微电子股份有限公司 | Full-visual angle 3D display image output method, device and display equipment |
| CN102970550A (en) * | 2011-09-01 | 2013-03-13 | 联想移动通信科技有限公司 | Open hole visible three-dimensional (3D) display control system and method |
| CN103096103A (en) * | 2011-11-04 | 2013-05-08 | 株式会社东芝 | Video processing device and video processing method |
| CN102497563A (en) * | 2011-12-02 | 2012-06-13 | 深圳超多维光电子有限公司 | Tracking-type autostereoscopic display control method, display control apparatus and display system |
| CN103327349A (en) * | 2012-03-19 | 2013-09-25 | Lg电子株式会社 | Three-dimensional image processing apparatus and method for adjusting location of sweet spot for displaying multi-view image |
| CN102802000A (en) * | 2012-08-09 | 2012-11-28 | 冠捷显示科技（厦门）有限公司 | Tracking type multi-angle three-dimensional display image quality improving method |
| CN104155767A (en) * | 2014-07-09 | 2014-11-19 | 深圳市亿思达显示科技有限公司 | Self-adapting tracking dimensional display device and display method thereof |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105072431A (en) * | 2015-07-28 | 2015-11-18 | 上海玮舟微电子科技有限公司 | Glasses-free 3D playing method and glasses-free 3D playing system based on human eye tracking |
| CN107465909A (en) * | 2016-06-03 | 2017-12-12 | 摸辟可有限公司 | Display device and display methods for bore hole stereo-picture |
| US10448001B2 (en) | 2016-06-03 | 2019-10-15 | Mopic Co., Ltd. | Display device and displaying method for glass free stereoscopic image |
| US10855976B2 (en) | 2016-06-03 | 2020-12-01 | Mopic Co., Ltd. | Display device and displaying method for glass-free stereoscopic image |
| EP3511764A4 (en) * | 2016-09-30 | 2019-09-11 | Huawei Technologies Co., Ltd. | 3d display method and user terminal |
| US10908684B2 (en) | 2016-09-30 | 2021-02-02 | Huawei Technologies Co., Ltd. | 3D display method and user terminal |
| CN106792194A (en) * | 2016-12-23 | 2017-05-31 | 深圳Tcl新技术有限公司 | Television shutdown method and system |
| CN109086108A (en) * | 2018-06-29 | 2018-12-25 | 福建天晴数码有限公司 | A kind of method and system of interface layout rationality checking |
| CN109086108B (en) * | 2018-06-29 | 2021-04-27 | 福建天晴数码有限公司 | Method and system for detecting reasonability of interface layout |
| CN110908499A (en) * | 2018-09-18 | 2020-03-24 | 西安中兴新软件有限责任公司 | 3D image display method and device and terminal |
| CN111429519A (en) * | 2020-03-27 | 2020-07-17 | 贝壳技术有限公司 | Three-dimensional scene display method and device, readable storage medium and electronic equipment |
| CN115942063A (en) * | 2022-11-10 | 2023-04-07 | 深圳创维－Rgb电子有限公司 | Film watching position prompting method and device, television equipment and readable storage medium |
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