CN101571620B - Method and device for regulating camera units - Google Patents
Method and device for regulating camera units Download PDFInfo
- Publication number
- CN101571620B CN101571620B CN2008101057656A CN200810105765A CN101571620B CN 101571620 B CN101571620 B CN 101571620B CN 2008101057656 A CN2008101057656 A CN 2008101057656A CN 200810105765 A CN200810105765 A CN 200810105765A CN 101571620 B CN101571620 B CN 101571620B
- Authority
- CN
- China
- Prior art keywords
- image
- image units
- target object
- units
- unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Studio Devices (AREA)
Abstract
The invention provides a method and a device for regulating camera units. The method is used for a computer provided with two camera units which are placed on the left and right sides of a display screen of the computer. The method comprises the following steps: obtaining spatial position parameters of a target object and initial position parameters of the two camera units; calculating adjustment parameters of the two camera units according to the initial position parameters and the spatial position parameters; and adjusting the two camera units according to the adjustment parameters so as to ensure that the positions and camera angles of the two camera units are in mirror symmetry by taking a midpoint perpendicular of a camera-unit connection line as an axis. The invention simply adjusts the camera units to be symmetrical about the target object according to the position relationship between the camera units and the target object, thereby ensuring simple rapid calibration of the camera units.
Description
Technical field
The present invention relates to the picture catching field, a kind of particularly method and apparatus of regulating image unit that relates to.
Background technology
At present, a camera is installed on display usually, is used to transmit the preceding image of screen.Along with the rise that 3D rendering is used, two or more cameras development trend that is inevitable is installed on display.In case two cameras are installed, obviously will be related to the coordination problem of two cameras.According to general knowledge, the mankind obtain stereo-picture by eyes.The coordination of human eyes is a very natural process seemingly, yet please see following argumentation: " under the normal condition, the consistent solid image that forms of binocular coordination when the people sees object.And stravismus is that two eyes see is different images, and brain is difficult to they are coordinated, and this has just destroyed child's stereoscopic vision; And the eyes diopter is obvious when inconsistent, and two watch that the size of same object image is different, the eyes aniseikonia occurs, and they can't merge in brain, and these all can cause amblyopia " (draw hidden danger from CCTV.com＜Science and Technology Review eyesight 〉)." the binocular coordination ability: there is the binocular coordination problem in about 10% children---and fusion function defective just, it comprises merges not enough and merges excessively.In reading required short range, exist the handicapped child of binocular coordination can only keep binocular fixation in a short period of time in same target, along with the decline of the coordination ability, eyes will be watched the diverse location in books attentively.This will cause visual fatigue, blurred vision, confusion and ghost image " (drawing) from Japanese Nikon glasses medium.
Therefore, the coordination of eyes is very important problems.Therewith in like manner, the coordination for two cameras also is a no less important.Two cameras are coordinated related problem and are comprised: the calibration of two cameras; Aim at same target in the time of two cameras; Follow the tracks of same target in the time of two cameras.
Summary of the invention
The purpose of the embodiment of the invention is to solve the coordination adjusting problem that plural image unit is caught image.
According to embodiments of the invention, a kind of method of regulating image unit has been proposed, described method applies to be provided with in the computing machine of two image units, described two image units are placed on the left and right sides of described computer screen, said method comprising the steps of: obtain the space position parameter of target object and the initial position parameters of described two image units; According to described initial position parameters and described space position parameter, calculate the adjustment parameter of described two image units; And, make that the position of described two image units and camera angle are a mirror image symmetry with the mid point vertical line of described two image unit lines according to described two image units of described adjustment parameter regulation.
Preferably, before the step of the initial position parameters of the space position parameter of described acquisition target object and described two image units, also comprise: make described two image units return the reference position according to default parameters.
Preferably, after step, also comprise: be synchronized with the movement by described two image units of step motor control according to the described image unit of described adjustment parameter regulation.
Preferably, described target object is positioned on the mid point vertical line of described two image unit lines.
Preferably, described adjustment parameter is specially: in the triangle that constitutes with adjusted described two image units and described target object, described target object is positioned on the mid point vertical line of described two image units, has promptly constituted line with described two image units and is the base and be the isosceles triangle on summit with described target object.
According to embodiments of the invention, a kind of equipment of regulating image unit has been proposed, comprising: display screen; Two image units are arranged on the left and right sides of the described display screen on target object opposite; Position transducer is arranged on the line of described two image units, is used to obtain the locus of target object; Computing unit links to each other with described position transducer, is used for calculating the adjustment parameter of described two image units according to described initial basic parameter and described space position parameter; And control module, link to each other with described computing unit, be used for according to described two image units of described adjustment parameter regulation, make that the position of described two image units and camera angle are a mirror image symmetry with the mid point vertical line of described two image unit lines.
Preferably, the equipment of described adjusting image unit also comprises: lock unit is used to control described two image units and is synchronized with the movement.
Preferably, described lock unit is a stepper motor.
Preferably, described target object is positioned on the mid point vertical line of described two image unit lines.
Preferably, described adjustment parameter is specially: in the triangle that is made of adjusted described two image units and described target object, described target object is positioned on the mid point vertical line of described two image units, has promptly constituted line with described two image units and is the base and be the isosceles triangle on summit with described target object.
According to embodiments of the invention, a kind of computing machine has also been proposed, comprise the equipment of aforesaid adjusting image unit.
A technical scheme in the technique scheme has following beneficial effect: by the position relation according to described image unit and target object, regulate described image unit simply about the symmetric position of described target object and the camera angle of symmetry, thereby make the calibration of image unit become simple and rapid; By lock unit, make image unit to aim at same target object with synchronous camera angle simultaneously; By lock unit, make image unit can follow the tracks of same target simultaneously.
Description of drawings
According to following description in conjunction with the accompanying drawings, the advantage of the present invention easy to understand that will become, wherein:
Fig. 1 shows a kind of process flow diagram of regulating the method for image unit according to the embodiment of the invention;
Fig. 2 shows the process flow diagram of regulating the method for image unit according to the another kind of the embodiment of the invention;
Fig. 3 shows the process flow diagram of regulating the method for image unit according to the another kind of the embodiment of the invention;
Fig. 4 shows a kind of according to an embodiment of the invention schematic block diagram of regulating the equipment 400 of image unit;
Fig. 5 shows a kind of according to an embodiment of the invention equipment 500 schematic block diagrams of regulating image unit;
Fig. 6 is the position view of two image units;
Fig. 7 is the another kind of position view of two image units;
Fig. 8 is the position view of two image units and position transducer;
Fig. 9 is the another kind of position view of two image units and position transducer; And
Figure 10 is the adjustment CALCULATION OF PARAMETERS method synoptic diagram that is used to regulate two image units.
Embodiment
Provide detailed reference to embodiments of the invention now.For explaining that the present invention will be described with reference to the drawings following embodiment.
Fig. 1 shows a kind of process flow diagram of regulating the method for image unit according to the embodiment of the invention.As shown in Figure 1, the method of described adjusting image unit applies to be provided with in the computing machine of two image units, described two image units are placed on the left and right sides of described computer screen, said method comprising the steps of: obtain the space position parameter of target object and the initial position parameters (S101) of described two image units; According to described initial position parameters and described space position parameter, calculate the adjustment parameter (S102) of described two image units; And, make that the position of described two image units and camera angle are a mirror image symmetry (S103) with the mid point vertical line of described two image unit lines according to described two image units of described adjustment parameter regulation.In the preferred case, described two image units are positioned on the same surface level.By regulating described image unit simply, make the mid point vertical line mirror image symmetry of described image unit about described image unit line, thereby can before obtaining the image of target object of display unit front, described image unit simply promptly adjust described image unit.
Fig. 2 shows the process flow diagram of regulating the method for image unit according to the another kind of the embodiment of the invention.As shown in Figure 2, the method of described adjusting image unit applies to be provided with in the computing machine of two image units, described two image units are placed on the left and right sides of described computer screen, said method comprising the steps of: make described two image units return reference position (S200) according to default parameters; Obtain the space position parameter of target object and the initial position parameters (S201) of described two image units; According to described initial position parameters and described space position parameter, calculate the adjustment parameter (S202) of described two image units; And, make that the position of described two image units and camera angle are a mirror image symmetry (S203) with the mid point vertical line of described two image unit lines according to described two image units of described adjustment parameter regulation.Compare with method shown in Figure 1,, can use similar operation to regulate described image unit, simplified the regulating step of image unit further according to symmetrical manner because described image unit all is in the reference position before adjustment.
Fig. 3 shows the process flow diagram of regulating the method for image unit according to the another kind of the embodiment of the invention.As shown in Figure 3, the method of described adjusting image unit applies to be provided with in the computing machine of two image units, described two image units are placed on the left and right sides of described computer screen, said method comprising the steps of: obtain the space position parameter of target object and the initial position parameters (S301) of described two image units; According to described initial position parameters and described space position parameter, calculate the adjustment parameter (S302) of described two image units; And, make that the position of described two image units and camera angle are a mirror image symmetry (S303) with the mid point vertical line of described two image unit lines according to described two image units of described adjustment parameter regulation; And by described two image units of step motor control be synchronized with the movement (S304).It will be understood by those skilled in the art that the described adjusted in concert image unit step that can comprise the adjusting stage and the synchronous seizure image step in picture catching stage of being synchronized with the movement.By being synchronized with the movement of the described image unit of step motor control, the image unit after make regulating is tracking target object and obtain the image of target object synchronously.
In above embodiment, described target object can be positioned on the mid point vertical line of described two image unit lines.Described adjustment parameter is specially: in the triangle that is made of adjusted described two image units and described target object, described target object is positioned on the mid point vertical line of described two image units, has promptly constituted line with described two image units and is the base and be the isosceles triangle on summit with described target object.In this manner, described adjustment parameter makes the angle between the line of line and described image unit and described target object of described two image units equate.Under the situation that described angle equates, can guarantee described image unit about the target object symmetry, thereby equate just can realize the position of image unit and the adjusted in concert of attitude by regulating angle simply.
Fig. 4 shows a kind of according to an embodiment of the invention equipment 400 of regulating image unit, comprising: display screen 401; Two image unit 402a and 402b are arranged on the left and right sides of the described display screen 401 on target object opposite; Position transducer 403 is arranged on the line of described two image unit 402a and 402b, is used to obtain the locus of target object; Computing unit 404 links to each other with described position transducer 403, is used for according to described initial basic parameter and described space position parameter, calculates the adjustment parameter of described two image unit 402a and 402b; And control module 405, link to each other with described computing unit 404, be used for according to described two image unit 402a of described adjustment parameter regulation and 402b, make that the position of described two shootings single 402a and 402b units and camera angle are a mirror image symmetry with the mid point vertical line of described two image unit 402a and 402b line.In the preferred case, described position transducer 402 is positioned on the mid point of described image unit line.
Fig. 5 shows the another kind of according to an embodiment of the invention equipment 500 of regulating image unit.As shown in Figure 5, described equipment 500 is similar with equipment 400 shown in Figure 4, and difference is to comprise that lock unit 506 is used to control described two image units and is synchronized with the movement.For example, described lock unit 506 can be a stepper motor.It will be understood by those skilled in the art that the described adjusted in concert image unit step that can comprise the adjusting stage and the synchronous seizure image step in picture catching stage of being synchronized with the movement.By according to the lock unit among this embodiment 506, can synchronous apace two image units, synchronously obtain the image of the target object before the screen.
Wherein, described target object can be positioned on the mid point vertical line of described two image unit lines.Described adjustment parameter is specially: in the triangle that constitutes with adjusted described two image units and described target object, described target object is positioned on the mid point vertical line of described two image units, has promptly constituted line with described two image units and is the base and be the isosceles triangle on summit with described target object.Described adjustment parameter makes the angle between the line of line and described image unit and described target object of described two image units equate.Under the situation that described angle equates, can guarantee described image unit about the target object symmetry, thereby equate just can realize the position of image unit and the adjusted in concert of attitude by regulating angle simply.
Fig. 6 is the arrangement synoptic diagram of two image units in the prior art.The synoptic diagram of the horizontal left and right sides that two image units is arranged on the display unit on described target object opposite has been shown among Fig. 6.Fig. 7 is that the another kind of two image units in the prior art is settled synoptic diagram.Image unit shown in Figure 7 can move automatically in described display unit both sides.In the prior art, because it doesn't matter each other for the location parameter of two image units, synchronous in order to regulate two image units, need regulate according to the basic parameter of each image unit, the location parameter of each image unit and the position relation of each image unit and target object, the adjustment process complexity can not promptly be regulated described image unit.
Fig. 8 and Fig. 9 are according to two image units of the embodiment of the invention and the arrangement synoptic diagram of position transducer.The image unit shown in Figure 9 and the mode of position transducer and installation site shown in Figure 8 are similar, difference is the initial position difference of described image unit, and described image unit can move automatically in described display screen both sides, omits here regulating the description of described image unit.
With reference now to Fig. 8 or Fig. 9, the process that described image unit is regulated according to the described method of the embodiment of the invention is described.At first, by image unit A and image unit B are arranged on the left and right sides at display screen symmetrically about display screen, described position transducer can obtain the space position parameter of target object and the initial position of described two image units.Then, described position transducer calculates the adjustment parameter of described two image units according to described initial position parameters and described space position parameter.Next, regulate described two image units, make that the position of described two image units and camera angle are a mirror image symmetry with the mid point vertical line of described two image unit lines according to described adjustment parameter.Through such simple adjustment, make these two image units can obtain the image of the preceding target object of screen symmetrically.
Figure 10 is the adjustment CALCULATION OF PARAMETERS method of regulating two image units according to the method for the embodiment of the invention.The method of describing described adjusting image unit below with reference to method and apparatus and Fig. 9 according to the embodiment of the invention.As shown in figure 10, position transducer and target object are positioned on the mid point vertical line of image unit A and image unit B.The distance of image unit A and image unit B and position transducer is respectively x, and the distance of position transducer and target object is y, angle [alpha] and β shown in therefore just can calculating according to simple triangulo operation.As long as make α and β equate that image unit A and image unit B are exactly axisymmetric about target object so, have realized the quick adjustment of image unit.Wherein said distance y obtains by position transducer.Described position transducer is a range sensor, also can be the 3D position transducer.
Will be understood by those skilled in the art that, can around described display screen, be provided with more than two image units.For example, can described display screen two image units each side are set, make the median vertical line mirror image symmetry of these two image units about described display screen.Under these circumstances, can be adjusted in the corresponding image unit of the left and right sides layout of display screen respectively, catch image by the synchronous operation of described image unit then.Those of ordinary skill in the art should also be appreciated that, the equipment of adjusting image unit of the present invention can comprise more a plurality of image units, as long as they are arranged on around the described display screen symmetrically, by making described image unit satisfy symmetric relation, just can adjust image unit apace about the position and the camera angle of target object.
Method and apparatus according to the adjusting image unit of the embodiment of the invention can be applied to computing machine, particularly be applied to notebook, wherein said computing machine comprises the equipment of above-mentioned adjusting image unit.
One of ordinary skill in the art will appreciate that: all or part of step in the method for enforcement the foregoing description can instruct relevant hardware to finish by program, described program can be stored in the computer-readable recording medium, carries out following steps when carrying out this program: obtain the space position parameter of target object and the initial position parameters of described two image units; According to described initial position parameters and described space position parameter, calculate the adjustment parameter of described two image units; And, make that the position of described two image units and camera angle are a mirror image symmetry with the mid point vertical line of described two image unit lines according to described two image units of described adjustment parameter regulation.Wherein said storage medium can be storage mediums such as ROM/RAM, disk, CD.
Although illustrated and described some embodiments of the present invention, but those of ordinary skills are to be understood that, under the situation that does not break away from claims and the principle and scope of the present invention that equivalent limited thereof, can in to above embodiment, make variation.
Claims (11)
1. method of regulating image unit, described method applies to be provided with in the computing machine of two image units, and described two image units are placed on the left and right sides of described computer screen, it is characterized in that, said method comprising the steps of:
Obtain the space position parameter of target object and the initial position parameters of described two image units;
According to described initial position parameters and described space position parameter, calculate the adjustment parameter of described two image units; And
According to described two image units of described adjustment parameter regulation, make that the camera angle of described two image units is a mirror image symmetry with the mid point vertical line of described two image unit lines.
2. method according to claim 1 wherein, also comprised before the step of the initial position parameters of the space position parameter of described acquisition target object and described two image units: make described two image units return the reference position according to default parameters.
3. method according to claim 1 wherein, also comprises after the step according to described two image units of described adjustment parameter regulation: be synchronized with the movement by described two image units of step motor control.
4. method according to claim 1, wherein, described target object is positioned on the mid point vertical line of described two image unit lines.
5. method according to claim 1, wherein, described adjustment parameter is specially:
In the triangle that constitutes by adjusted described two image units and described target object, described target object is positioned on the mid point vertical line of described two image units, has promptly constituted line with described two image units and is the base and be the isosceles triangle on summit with described target object.
6. equipment of regulating image unit comprises:
Display screen;
Two image units are arranged on the left and right sides of the described display screen on target object opposite;
Position transducer is arranged on the line of described two image units, is used to obtain the space position parameter of target object;
Computing unit links to each other with described position transducer, is used for initial position parameters and described space position parameter according to described two image units, calculates the adjustment parameter of described two image units; And
Control module links to each other with described computing unit, is used for according to described two image units of described adjustment parameter regulation, makes that the camera angle of described two image units is a mirror image symmetry with the mid point vertical line of described two image unit lines.
7. equipment according to claim 6 is characterized in that, described equipment also comprises:
Lock unit is used to control described two image units and is synchronized with the movement.
8. equipment according to claim 7, wherein, described lock unit is a stepper motor.
9. equipment according to claim 6, wherein, described target object is positioned on the mid point vertical line of described two image unit lines.
10. equipment according to claim 6, wherein, described adjustment parameter is specially:
In the triangle that constitutes by adjusted described two image units and described target object, described target object is positioned on the mid point vertical line of described two image units, has promptly constituted line with described two image units and is the base and be the isosceles triangle on summit with described target object.
11. a computing machine comprises the equipment according to each described adjusting image unit among the claim 6-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101057656A CN101571620B (en) | 2008-04-30 | 2008-04-30 | Method and device for regulating camera units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101057656A CN101571620B (en) | 2008-04-30 | 2008-04-30 | Method and device for regulating camera units |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101571620A CN101571620A (en) | 2009-11-04 |
| CN101571620B true CN101571620B (en) | 2011-11-02 |
Family
ID=41231011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101057656A Active CN101571620B (en) | 2008-04-30 | 2008-04-30 | Method and device for regulating camera units |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101571620B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1604620A (en) * | 2003-10-01 | 2005-04-06 | 佳能株式会社 | Image capture apparatus, image display method, and program |
| CN1710935A (en) * | 2004-06-17 | 2005-12-21 | 株式会社日立制作所 | Imaging apparatus |
| CN1945417A (en) * | 2005-10-05 | 2007-04-11 | 株式会社日立制作所 | Stereo image-pickup apparatus |
| US20080068374A1 (en) * | 2006-08-21 | 2008-03-20 | Sony Corporation | Display control apparatus, method, and program |
-
2008
- 2008-04-30 CN CN2008101057656A patent/CN101571620B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1604620A (en) * | 2003-10-01 | 2005-04-06 | 佳能株式会社 | Image capture apparatus, image display method, and program |
| CN1710935A (en) * | 2004-06-17 | 2005-12-21 | 株式会社日立制作所 | Imaging apparatus |
| CN1945417A (en) * | 2005-10-05 | 2007-04-11 | 株式会社日立制作所 | Stereo image-pickup apparatus |
| US20080068374A1 (en) * | 2006-08-21 | 2008-03-20 | Sony Corporation | Display control apparatus, method, and program |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2000-97636A 2000.04.07 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101571620A (en) | 2009-11-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11669160B2 (en) | Predictive eye tracking systems and methods for foveated rendering for electronic displays | |
| CN110325895B (en) | Focus adjustment multi-plane head-mounted display | |
| US10871825B1 (en) | Predictive eye tracking systems and methods for variable focus electronic displays | |
| US10937129B1 (en) | Autofocus virtual reality headset | |
| RU2322771C2 (en) | Stereo-projection system | |
| US10397539B2 (en) | Compensating 3D stereoscopic imagery | |
| CN110322818B (en) | Display device and operation method | |
| US10241569B2 (en) | Focus adjustment method for a virtual reality headset | |
| US6246382B1 (en) | Apparatus for presenting stereoscopic images | |
| CN103533340B (en) | The bore hole 3D player method of mobile terminal and mobile terminal | |
| US20160165205A1 (en) | Holographic displaying method and device based on human eyes tracking | |
| WO2007121440A3 (en) | Systems and methods for angular slice true 3-d display | |
| WO2011017485A9 (en) | 3d autostereoscopic display with true depth perception | |
| CN101285935A (en) | Anti-corona device for image display | |
| Hwang et al. | Instability of the perceived world while watching 3D stereoscopic imagery: a likely source of motion sickness symptoms | |
| CN105093549A (en) | Directive backlight naked-eye 3D display apparatus and method realizing multi-person tracking | |
| JP2002223458A (en) | Stereoscopic video image generator | |
| CN104111535A (en) | Image display method and device | |
| CN102186094B (en) | Method and device for playing media files | |
| CN101571620B (en) | Method and device for regulating camera units | |
| JP2012244466A (en) | Stereoscopic image processing device | |
| CN109298793A (en) | A kind of screen position adjusting method and device | |
| WO2022240707A1 (en) | Adaptive backlight activation for low-persistence liquid crystal displays | |
| CN109491091B (en) | Optical system applied to VRAR system and focusing method thereof | |
| CN114175628A (en) | Image frame synchronization in near-eye displays |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |