CN102447938B - Video effect enhancing method applied to naked-eye 3D video and apparatus thereof, and video effect enhancer - Google Patents
Video effect enhancing method applied to naked-eye 3D video and apparatus thereof, and video effect enhancer Download PDFInfo
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- CN102447938B CN102447938B CN201110398671.4A CN201110398671A CN102447938B CN 102447938 B CN102447938 B CN 102447938B CN 201110398671 A CN201110398671 A CN 201110398671A CN 102447938 B CN102447938 B CN 102447938B
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Abstract
The invention, which is suitable for application to the multimedia application field, provides a video effect enhancing method applied to a naked-eye 3D video and an apparatus thereof, and a video effect enhancer. The method comprises the following steps that: location information of a user is obtained; according to the location information of the user, a position coordinate of the user is obtained; according to the position coordinate of the user, an optimum viewing angle for the user to watch a video at a current position is calculated; an original 3D video image output by a display terminal is received and the original 3D video image is converted into an angle of an original 3D video imaging point; and according to the angle of the original 3D video imaging point as well as the original 3D video imaging point, an offset coordinate of the original 3D video imaging point is calculated as well as the offset coordinate is transmitted to a display terminal. According to the invention, when a user is watching a naked-eye 3D video, there is no need to watch the video at a fixed position or a plurality of positions; and moreover, the naked-eye 3D video can be watched while on the move.
Description
Technical field
The invention belongs to multimedia application field, particularly relate to a kind of the video synergisting method, device and the video synergistic device that are applied to bore hole 3D.
Background technology
Along with the development of multimedia application, 3D video will be presented in all display terminals, and traditional 3D video requires that when watching user must wear the eyes viewing of speciality, use extremely inconvenience, therefore, bore hole 3D is by the development along with the epoch, and mode of watching easily is widely used.
But current bore hole 3D has following defect when display terminal shows:
First, bore hole 3D video pictures is for user, and user only goes viewing 3D video just can experience obvious 3D effect from fixing one or more orientation and angle, goes then can not experience obvious 3D effect when observing from other orientation and angle.At 3D video field, obviously can feel that the orientation that 3D effect presents and angle are called point of observation.
Secondly, obviously can feel that the point of observation that 3D effect presents is irremovable, that is, people just must can watch desirable 3D effect in fixing position, and can not move.
To sum up, be directed to existing bore hole 3D Display Technique, user just must can see good 3D display effect in fixing one or more positions, and can not move, and thus has a strong impact on Consumer's Experience.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of the video synergisting method, device and the video synergistic device that are applied to bore hole 3D, be intended to solve existing bore hole 3D video when watching, user just must can see the problem of good 3D display effect in fixing one or more positions.
The embodiment of the present invention is achieved in that a kind of video synergy being applied to bore hole 3D, and described method comprises:
Obtain user position information;
According to described user position information acquisition customer location coordinate;
The optimum visual angle of user at current location viewing video is calculated according to described customer location coordinate;
Receive the original 3D video image that display terminal exports, and described original 3D video image is scaled the angle of original 3D video imaging point;
Calculate the offset coordinates of best 3D video imaging point according to the angle of described original 3D video imaging point and optimum visual goniometer, and described offset coordinates is transferred to display terminal.
Another object of the embodiment of the present invention is to provide a kind of video enhancing device being applied to bore hole 3D, and described device comprises:
Customer position information acquiring unit, for obtaining user position information;
Customer location coordinate acquiring unit, for according to described user position information acquisition customer location coordinate;
Optimum visual angle computer, for calculating the optimum visual angle of user at current location viewing video according to described customer location coordinate;
Original image point angle acquiring unit, for receiving the original 3D video image that display terminal exports, and is scaled the angle of original 3D video imaging point by described original 3D video image;
Imaging point offset coordinates maker, for calculating the offset coordinates of best 3D video imaging point according to the angle of described original 3D video imaging point and optimum visual goniometer;
Export data interface unit, for described offset coordinates is transferred to display terminal.
Another object of the embodiment of the present invention is to provide the video synergistic device of the video enhancing device being applied to bore hole 3D described in a kind of comprising.
In embodiments of the present invention, by consumer positioning position information at any time, and the angles of display of 3D video imaging point is constantly changed according to customer position information, no matter make user be positioned at any position can watch best 3D display effect.Thus, user in fixing one or more positions viewing, and need can not watch bore hole 3D video when watching bore hole 3D video in movement.
Accompanying drawing explanation
Fig. 1 is the video synergisting method flow chart being applied to bore hole 3D that the embodiment of the present invention provides;
Fig. 2 is the video enhancing device structure chart being applied to bore hole 3D that the embodiment of the present invention provides.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The embodiment of the present invention provides a kind of video synergisting method being applied to bore hole 3D, by consumer positioning position information at any time, and constantly change the angles of display of 3D video imaging point according to customer position information, no matter make user be positioned at any position can watch best 3D display effect.
The invention provides a kind of the video synergisting method and the device that are applied to bore hole 3D:
Described method comprises:
Obtain user position information;
According to described user position information acquisition customer location coordinate;
The optimum visual angle of user at current location viewing video is calculated according to described customer location coordinate;
Receive the original 3D video image that display terminal exports, and described original 3D video image is scaled the angle of original 3D video imaging point;
Calculate the offset coordinates of best 3D video imaging point according to the angle of described original 3D video imaging point and optimum visual goniometer, and described offset coordinates is transferred to display terminal.
Described device comprises:
Customer position information acquiring unit, for obtaining user position information;
Customer location coordinate acquiring unit, for according to described user position information acquisition customer location coordinate;
Optimum visual angle computer, for calculating the optimum visual angle of user at current location viewing video according to described customer location coordinate;
Original image point angle acquiring unit, for receiving the original 3D video image that display terminal exports, and is scaled the angle of original 3D video imaging point by described original 3D video image;
Imaging point offset coordinates maker, for calculating the offset coordinates of best 3D video imaging point according to the angle of described original 3D video imaging point and optimum visual goniometer;
Export data interface unit, for described offset coordinates is transferred to display terminal.
In order to technical solutions according to the invention are described, be described below by specific embodiment.
Embodiment one:
Be illustrated in figure 1 the flow chart being applied to the video synergisting method of bore hole 3D provided by the invention, for convenience of explanation, illustrate only the part relevant to the embodiment of the present invention.
In step S101, obtain user position information.
In embodiments of the present invention, locate according to the change in location of user at any time, and calculate user position information according to framing signal.Wherein, for being carried with by user according to the locator of customer location change location or be positioned over fixed position at any time; Controller for calculating user position information according to framing signal can be positioned over any position, preferably, in order to capture the framing signal that locator sends in any position, controller is installed on ceiling.
In step s 102, according to user position information acquisition customer location coordinate.
In embodiments of the present invention, after obtaining user position information, using display terminal as object of reference, user position coordinate is obtained according to user position information.Be specially, using display terminal after object of reference, corresponding coordinate is all set up according to the position of display terminal in positions being suitable for watching 3D video all before display terminal, and all these coordinates are combined into the overall map that is applicable to viewing 3D video, after obtaining the coordinate of user position according to user position information, this coordinate position is marked in above-mentioned map.If the position of user have left above-mentioned map, then no longer catch customer position information.
In embodiments of the present invention, because controller and the device obtaining user position coordinate may not in same positions, therefore, preferably, also need to arrange a wireless data receiver, the customer position information that this wireless data receiver calculates for receiving controller.
In step s 103, the optimum visual angle of user at current location viewing video is calculated according to customer location coordinate.
In embodiments of the present invention, the algorithm built-in by display terminal can calculate the optimum visual angle of user at current location viewing video according to customer location coordinate, namely after 3D video image is play with this optimum visual angle, user can obtain best visual experience in current location.Wherein, the built-in algorithm of display terminal can be that any one calculates the algorithm of optimum visual angle according to customer location coordinate, is provided, do not limit at this by the manufacturer of display terminal.
Cite an actual example below to illustrate and calculate the algorithm of user in the optimum visual angle of current location viewing video according to customer location coordinate.
If: representing the algorithm for calculating optimum visual angle with M, algorithm not being limited herein.
Then: optimum visual angle A ngle=M ((90 ° of-g), (| w-t|)), wherein, customer location coordinate is w, and display terminal coordinate is t, and the elevation angle that locator is arranged is g.
Concrete, this function comprises two parameters, i.e. (90 ° of-g) and (| w-t|).Wherein:
First Parametric Representation user watches the visual angle of display terminal screen, because user can see that the angle of display terminal screen is just playing to display terminal the region respectively offseting 90 ° up and down, and the position residing for user's reality, user can arrange the elevation angle of a viewing screen on locator, therefore, (90 ° of-g) namely represents that user watches the visual angle of screen.
Second parameter represents that user watches the position of display terminal screen, be object of reference with the position of display terminal due to customer location coordinate, therefore the position coordinates that user is definite is the coordinate that customer location coordinate deducts display terminal, namely (| w-t|).
In step S104, receive the original 3D video image that display terminal exports, and original 3D video image is scaled the angle of original 3D video imaging point.
In embodiments of the present invention, after calculating optimum visual angle, receive the current original 3D video image play of display terminal, and this original 3D video image is converted to the angle of original 3D video imaging point.Wherein, the method that this original 3D video image is converted to the angle of original 3D video imaging point can be any one, does not limit at this.
In step S105, calculate the offset coordinates of best 3D video imaging point according to the angle of original 3D video imaging point and optimum visual goniometer, and offset coordinates is transferred to display terminal.
In embodiments of the present invention, calculate the offset coordinates of best 3D video imaging point according to the angle of original 3D video imaging point and optimum visual goniometer, be specially: using the original angle of 3D video imaging point and the scalar difference of the optimum visual angle abscissa as best 3D video imaging point offset coordinates; Using the original angle of 3D video imaging point and the differential seat angle of the optimum visual angle ordinate as offset coordinates.
In embodiments of the present invention, by consumer positioning position information at any time, and the angles of display of 3D video imaging point is constantly changed according to customer position information, no matter make user be positioned at any position can watch best 3D display effect.Thus, user in fixing one or more positions (during with prior art viewing bore hole 3D, can watch the position of obvious 3D effect) viewing, and need can not watch bore hole 3D video when watching bore hole 3D video in movement.
Embodiment two:
The video enhancing device structural representation being applied to bore hole 3D that Fig. 2 provides for the embodiment of the present invention, for convenience of explanation, illustrate only the part relevant to the embodiment of the present invention.Wherein:
Customer position information acquiring unit 21, for obtaining user position information.
In embodiments of the present invention, described customer position information acquiring unit 21 comprises:
Locator 211, for the change in location according to user, sends to controller by framing signal.
Controller 212, after receiving framing signal that locator sends, calculates user position information according to described framing signal.
In embodiments of the present invention, locator can be carried with by user or be positioned over fixed position; Controller can be positioned over any position, preferably, in order to capture the framing signal that locator sends in any position, controller is installed on ceiling.
Customer location coordinate acquiring unit 22, for obtaining customer location coordinate according to described positional information.
In embodiments of the present invention, described customer location coordinate acquiring unit 22 comprises:
User coordinates maker 221, after obtaining user position information, using display terminal as object of reference, obtains user position coordinate according to user position information.
In embodiments of the present invention, because controller and the device obtaining user position coordinate may not in same positions, therefore, preferably, be provided with a wireless data receiver 222, the user position information that this wireless data receiver 222 calculates for receiving controller, and by user position information transmission to user coordinates maker 221.
Optimum visual angle computer 23, for calculating the optimum visual angle of user at current location viewing video according to customer location coordinate.
Original image point angle acquiring unit 24, for receiving the original 3D video image that display terminal exports, and is scaled the angle of original 3D video imaging point by original 3D video image.
In embodiments of the present invention, described original image point angle acquiring unit 24 comprises:
Input data interface module 241, for receiving the original 3D video image that display terminal exports.
Imaging point angle converter 242, the original 3D video image for being received by input data interface module is scaled the angle of original 3D video imaging point.
Imaging point offset coordinates maker 25, for calculating the offset coordinates of best 3D video imaging point according to the angle of original 3D video imaging point and optimum visual goniometer.
In embodiments of the present invention, described offset coordinates generation unit 25 comprises:
Abscissa generation module 251, for using the original angle of 3D video imaging point and the scalar difference of the optimum visual angle abscissa as best 3D video imaging point offset coordinates;
Ordinate generation module 252, for using the original angle of 3D video imaging point and the differential seat angle of the optimum visual angle ordinate as offset coordinates.
Export data interface unit 26, for offset coordinates is transferred to display terminal.
In embodiments of the present invention, described customer location coordinate acquiring unit 22, optimum visual angle computer 23, original image point angle acquiring unit 24, imaging point offset coordinates maker 25 and export the module that data interface unit 26 can be arranged in the software module of display terminal, hardware module or software and hardware combining.
In embodiments of the present invention, by consumer positioning position information at any time, and the angles of display of 3D video imaging point is constantly changed according to customer position information, no matter make user be positioned at any position can watch best 3D display effect.Thus, user in fixing one or more positions (during with prior art viewing bore hole 3D, can watch the position of obvious 3D effect) viewing, and need can not watch bore hole 3D video when watching bore hole 3D video in movement.
In an alternative embodiment of the invention, the video synergistic device of the video enhancing device being applied to bore hole 3D described in a kind of comprising is additionally provided.
One of ordinary skill in the art will appreciate that, the all or part of step realized in above-described embodiment method is that the hardware that can carry out instruction relevant by program has come, described program can be stored in a computer read/write memory medium, described storage medium, as ROM/RAM, disk, CD etc.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. be applied to a video synergisting method of bore hole 3D, it is characterized in that, described method comprises the steps:
Obtain user position information;
According to described user position information acquisition customer location coordinate;
According to the optimum visual angle of described customer location coordinate calculating user at current location viewing video, wherein, the algorithm that display terminal is built-in can be that any one calculates the algorithm of optimum visual angle according to customer location coordinate;
Receive the original 3D video image that display terminal exports, and described original 3D video image is scaled the angle of original 3D video imaging point;
Using the original angle of 3D video imaging point and the scalar difference of the optimum visual angle abscissa as best 3D video imaging point offset coordinates, using the original angle of 3D video imaging point and the differential seat angle of the optimum visual angle ordinate as offset coordinates, and described offset coordinates is transferred to display terminal.
2. the method for claim 1, is characterized in that, described acquisition user position information comprises:
Change in location according to user is located, and calculates user position information according to framing signal.
3. the method for claim 1, is characterized in that, the described coordinate obtaining user position according to described positional information comprises:
According to described user position information, using display terminal as object of reference, obtain customer location coordinate.
4. be applied to a video enhancing device of bore hole 3D, it is characterized in that, described device comprises:
Customer position information acquiring unit, for obtaining user position information;
Customer location coordinate acquiring unit, for according to described user position information acquisition customer location coordinate;
Optimum visual angle computer, for calculating the optimum visual angle of user at current location viewing video according to described customer location coordinate, wherein, the algorithm that display terminal is built-in can be that any one calculates the algorithm of optimum visual angle according to customer location coordinate;
Original image point angle acquiring unit, for receiving the original 3D video image that display terminal exports, and is scaled the angle of original 3D video imaging point by described original 3D video image;
Imaging point offset coordinates maker, described imaging point offset coordinates maker comprises abscissa generation module and ordinate generation module;
Abscissa generation module, for using the original angle of 3D video imaging point and the scalar difference of the optimum visual angle abscissa as best 3D video imaging point offset coordinates;
Ordinate generation module, for using the original angle of 3D video imaging point and the differential seat angle of the optimum visual angle ordinate as offset coordinates;
Export data interface unit, for described offset coordinates is transferred to display terminal.
5. device as claimed in claim 4, it is characterized in that, described customer position information acquiring unit comprises:
Locator, for the change in location according to user, sends to controller by framing signal;
Controller, for receiving the framing signal that locator sends, and calculates user position information according to framing signal.
6. device as claimed in claim 4, it is characterized in that, described customer location coordinate acquiring unit comprises:
User coordinates maker, for according to described user position information, using display terminal as object of reference, obtains customer location coordinate.
7. a video synergistic device, is characterized in that, described video synergistic device comprises the video enhancing device being applied to bore hole 3D described in the arbitrary claim of claim 4-6.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110398671.4A CN102447938B (en) | 2011-12-05 | 2011-12-05 | Video effect enhancing method applied to naked-eye 3D video and apparatus thereof, and video effect enhancer |
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| CN201110398671.4A CN102447938B (en) | 2011-12-05 | 2011-12-05 | Video effect enhancing method applied to naked-eye 3D video and apparatus thereof, and video effect enhancer |
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| CN102447938A CN102447938A (en) | 2012-05-09 |
| CN102447938B true CN102447938B (en) | 2015-01-28 |
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| CN105704475B (en) * | 2016-01-14 | 2017-11-10 | 深圳前海达闼云端智能科技有限公司 | The 3 D stereo display processing method and device of a kind of curved surface two-dimensional screen |
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| CN2911717Y (en) * | 2006-06-29 | 2007-06-13 | 南京大学 | Raster tracer in free 3-D displaying device |
| JP5462672B2 (en) * | 2010-03-16 | 2014-04-02 | 株式会社ジャパンディスプレイ | Display device and electronic device |
| CN101909219B (en) * | 2010-07-09 | 2011-10-05 | 深圳超多维光电子有限公司 | Stereoscopic display method, tracking type stereoscopic display |
| CN102033324A (en) * | 2010-12-17 | 2011-04-27 | 深圳创维－Rgb电子有限公司 | Method and system for adjusting visual range of grating barrier type 3D display system |
| CN102098524B (en) * | 2010-12-17 | 2011-11-16 | 深圳超多维光电子有限公司 | Tracking type stereo display device and method |
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