CN107123149A - A kind of caliberating device of flake full shot - Google Patents
A kind of caliberating device of flake full shot Download PDFInfo
- Publication number
- CN107123149A CN107123149A CN201710400325.2A CN201710400325A CN107123149A CN 107123149 A CN107123149 A CN 107123149A CN 201710400325 A CN201710400325 A CN 201710400325A CN 107123149 A CN107123149 A CN 107123149A
- Authority
- CN
- China
- Prior art keywords
- demarcation
- full shot
- flake
- caliberating device
- casing
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/80—Analysis of captured images to determine intrinsic or extrinsic camera parameters, i.e. camera calibration
Abstract
The invention discloses a kind of caliberating device of flake full shot, the caliberating device of the flake full shot extends back in hemisphere Calibration Box and is provided with a compensation Calibration Box, any symmetrical 2 points of axle center on the compensation Calibration Box, forms the greater in two angles with the hemisphere Calibration Box centre of sphere and is not less than 220 °；The demarcation coordinate diagram for providing coordinate parameters for demarcation flake full shot is provided with the demarcation cabinet wall.The caliberating device of flake full shot provided by the present invention so that flake full shot is contained in after demarcation casing, the spacing between its center and each position of demarcation cabinet wall is very nearly the same；Meanwhile, the part for continuing to extend back in hemisphere face position can ensure that its captured effective image will not be lost；In addition, greatly improving correction and the splicing precision of captured photo by being referred to the data for demarcating coordinate diagram again.
Description
Technical field
The present invention relates to the demarcation dress of portable equipment for taking photograph equipment technical field, more particularly to a kind of flake full shot
Put.
Background technology
Distant view photograph, also known as panorama, English is PANORAMIC PHOTO, or PANORAMA, typically refers to meet people's
The normal effectively visual angle (about horizontal 90-degree, vertical 70 degree) of eyes or including eyes remaining light visual angle (about horizontal 180 degree, vertically
90 degree) more than, or even the photo that 360 degree of even 720 degree full scene scopes are shot.
The acquisition of distant view photograph has a two ways, and first, using general camera, (camera refers to shoot function in the present invention
Equipment, such as mobile phone, flat board, only not traditional camera) shoot multiple pictures after, by splicing software or spelling
Connect platform and carry out split completion；Secondth, after being shot by panorama camera, completed by panorama camera automatic Mosaic.
Pisces eye full shot is common camera lens in panorama camera, and two flake full shots are back-to-back to be arranged on panorama
In camera, because flake full shot belongs to bugeye lens, generally both greater than 190 ° of its visual angle has than common wide-angle lens
Bigger visual field, can provide more splicing space, can improve shooting and the combined coefficient of distant view photograph.But flake panorama
Head can produce the both sides of very big distortion, especially flake full shot, and it distorts more than 100%, and is deposited between two camera lenses
In certain error, follow-up image mosaic is had a strong impact on.Therefore, before being shot by flake full shot, it must be entered
Row is accurately demarcated, and obtains the splicing coordinate of lens distortion parameter and two side images, and distortion correction is carried out to image, meanwhile, will
Two photos shot by Pisces eye full shot carry out seamless spliced.
In the prior art, the demarcation to flake full shot is generally counted using cubic projection model and hemisphere surface model etc.
Model is learned to be demarcated.
Wherein, cubic projection model is easily realized on apparatus, but its model space structure and flake panorama
The imaging model that the reality of head is spherical differs greatly, and the error of mathematical model drawn is big, has a strong impact on correction and splicing precision.Please
With reference to Fig. 1 and Fig. 2, regular cube Calibration Box in casing front center and corner with lens imaging centre of sphere distance due to differing
Cause, it can not accurately reflect the distortion situation of flake full shot, and software correction error is larger.Outside square-shaped frame body in Fig. 1
Regular cube Calibration Box is represented, its internal filling part then represents flake full shot visual angle；The two error maximum point is in ab
Section, error formula is：
And hemisphere face model calibration is deposited there is also the imaging model that can not meet many hemisphere of ultra-wide angle of the visual angle more than 190 °
Lost in mathematical modeling partial data, it is impossible to accurate that the problem of splicing coordinate is provided.It refer to semicircle HC in Fig. 3, Fig. 31Table
Show hemisphere face Calibration Box, filling part then represents flake full shot visual angle；Regarded, it is apparent that hemisphere face Calibration Box can not be met
Angle is more than the imaging space demand of 190 ° of flake full shots, to beyond visual angle in distortion can not correct, in stitching image
When being more than 180 ° part effective image will lose, image can not preferable anastomosing and splicing.
Therefore, prior art has yet to be improved and developed.
The content of the invention
In view of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of demarcation of flake full shot dress
Put, it is intended to solve cubic projection model error of the prior art greatly, correction and splicing precision are low；And hemisphere surface model can not
The problem of meeting the imaging model of many hemisphere of ultra-wide angle of the visual angle more than 190 °.
Technical scheme is as follows：
A kind of caliberating device of flake full shot, including：Hemisphere Calibration Box, wherein, the hemisphere Calibration Box prolongs backward
Stretch and be provided with a compensation Calibration Box, the compensation Calibration Box is integrally formed with hemisphere Calibration Box, formed for housing flake panorama
The demarcation casing of camera lens；
Any symmetrical 2 points of axle center on the compensation Calibration Box, with the hemisphere Calibration Box centre of sphere formed in two angles compared with
Big person is not less than 220 °；
The demarcation for providing coordinate parameters for demarcation flake full shot is provided with the demarcation cabinet wall to sit
Mark on a map；
The demarcation casing lower end is fixedly connected with demarcation camera lens and fixes smelting tool.
In preferred scheme, the caliberating device of described flake full shot, wherein, the demarcation casing is 3/4ths balls
Type structure.
In preferred scheme, the caliberating device of described flake full shot, wherein, the compensation Calibration Box deviates from hemisphere mark
Determine case one end and offer an opening, flake full shot is passed through after the opening, is contained in the inner space of demarcation casing.
In preferred scheme, the caliberating device of described flake full shot, wherein, the demarcation coordinate diagram includes：
Multiple demarcation warps, multiple demarcation parallels staggeredly mutually knitted with the demarcation warp, and it is multiple by the demarcation
The first detection coordinates point that warp is staggeredly mutually knitted and produced with demarcation parallel.
In preferred scheme, the caliberating device of described flake full shot, wherein, the demarcation coordinate diagram also includes：It is right
Should be in the second detection coordinates point on demarcation box inside summit；
The first detection coordinates point and the second detection coordinates point, using all different from demarcation warp and demarcation parallel
Color is marked.
In preferred scheme, the caliberating device of described flake full shot, wherein, the demarcation dress of the flake full shot
Putting also includes：It is connected with the demarcation casing, the demarcation box bracket for fixed demarcation casing.
In preferred scheme, the caliberating device of described flake full shot, wherein, the demarcation camera lens fixes smelting tool bag
Include：
Smelting tool is fixed for fixing the camera lens module of flake full shot to be calibrated, the camera lens module fixes smelting tool lower end
The six axle regulating platforms that orientation is demarcated for adjusting flake full shot are connected with, the six axles regulating platform lower end is connected with for adjusting
The lifting platform of whole six axles regulating platform height, the smelting that the lifting platform lower end is connected with for carrying lifting platform has plummer, described
Smelting tool plummer is fixedly connected on demarcation box bracket.
In preferred scheme, the caliberating device of described flake full shot, wherein, the demarcation box bracket includes：
With the fixed plate for the planar ends flush for demarcating casing, two are respectively perpendicular the carriage for being connected to fixed plate both sides
Frame, and the connecting rod being connected between two support frames；
The smelting tool plummer is vertically connected at the connecting rod, and upper end is through to the inner space of demarcation casing.
In preferred scheme, the caliberating device of described flake full shot, wherein, the demarcation dress of the flake full shot
Putting also includes：Lighting system of the inner space close to planar ends side of demarcation casing is built in, the lighting system includes：
Four are arranged at intervals at the LED lamp tube demarcated on cabinet wall.
In preferred scheme, the caliberating device of described flake full shot, wherein, all it is provided with the outside of each LED lamp tube
The translucent lampshade of one arc, to carry out uniform lighting, the radian of the translucent lampshade of arc is enough to make demarcation box house empty
Between without lamp shadow.
Compared with prior art, the caliberating device of flake full shot provided by the present invention, due in hemisphere Calibration Box
Rear side has been extended a compensation Calibration Box, and makes any symmetrical 2 points of axle center on compensation Calibration Box, with hemisphere Calibration Box ball
The heart forms the greater in two angles and is not less than 220 °；Meanwhile, it is provided with the demarcation cabinet wall for being demarcation
Flake full shot provides the demarcation coordinate diagram of coordinate parameters；So that flake full shot is contained in after demarcation casing, its center
Spacing between position and each position of demarcation cabinet wall is very nearly the same；Meanwhile, continue what is extended back in hemisphere face position
Part can ensure that its captured effective image will not be lost；In addition, again by being referred to the data for demarcating coordinate diagram, greatly
The correction for improving captured photo and splicing precision.Efficiently solve cubic projection model error of the prior art
Greatly, correct and splicing precision is low；And hemisphere surface model can not meet the imaging model of ultra-wide angle many hemisphere of the visual angle more than 190 °
The problem of.
Brief description of the drawings
Fig. 1 is the schematic diagram for carrying out flake full shot demarcation by cubic projection model in the prior art.
Fig. 2 is the enlarged drawing of part Z in Fig. 1.
Fig. 3 is the schematic diagram for carrying out flake full shot demarcation by hemisphere surface model in the prior art.
Fig. 4 is the side view of the caliberating device preferred embodiment of flake full shot of the present invention.
Fig. 5 is the rearview of the caliberating device preferred embodiment of flake full shot of the present invention.
Fig. 6 is the rearview of the caliberating device acceptance of the bid position fixing figure preferred embodiment of flake full shot of the present invention.
Fig. 7 is the calibration principle schematic diagram of the caliberating device preferred embodiment of flake full shot of the present invention.
Fig. 8 is the enlarged drawing of part X in Fig. 7.
Embodiment
The present invention provides a kind of caliberating device of flake full shot, to make the purpose of the present invention, technical scheme and effect
It is clearer, clear and definite, referring to the drawings and give an actual example that the present invention is described in more detail.It should be appreciated that described herein
Specific embodiment only to explain the present invention, be not intended to limit the present invention.
Fig. 4 is the side view of the caliberating device preferred embodiment of flake full shot of the present invention；Fig. 5 is that flake of the present invention is complete
The rearview of the caliberating device preferred embodiment of scape camera lens.
As shown in Figures 4 and 5, a kind of caliberating device of flake full shot, bag are provided in present pre-ferred embodiments
Include：Hemisphere Calibration Box, hemisphere Calibration Box extend back setting compensation Calibration Box, by hemisphere Calibration Box with compensation Calibration Box one
It is molded the demarcation casing 11 formed, demarcation coordinate diagram and demarcation camera lens and fixes smelting tool 6.
Symmetrically arranged 2 points of any axle center of the compensation Calibration Box, is formed in two angles with the hemisphere Calibration Box centre of sphere
The greater not less than 220 °, i.e. hemisphere Calibration Box summit to compensate Calibration Box rear end face (deviating from hemisphere Calibration Box one end end face) it
Between distance, account for more than the 67.1% of whole bulb diameter, such as whole bulb diameter be 100, then hemisphere Calibration Box summit with compensation Calibration Box
The length of perpendicular of rear end face should more than 67.1, in theory for, the scope be 67.1 to 100；That is, whole spherical structure is also
It is feasible.But in view of the factor such as property easy for installation and demarcation effect, preferred value of the present invention is 75, i.e. 3/4ths ball shape structures.
So, the present invention is introduced just by taking 3/4ths ball shape structures as an example by the present invention：Demarcate in casing 11 and set
There is one to be used to housing the accepting groove of flake full shot, the accepting groove, which is considered as taking out shell by demarcation casing 11, to be obtained, and is demarcated
The cross section of casing 11 is made up of 3/4ths annulus and the line segment being connected between 3/4ths annulus two ends, the line segment and four
The diameter of/tri- annulus is parallel.
Fig. 6 is the rearview of the caliberating device acceptance of the bid position fixing figure preferred embodiment of flake full shot of the present invention.
As shown in fig. 6, being provided with the demarcation inwall of casing 11 for providing coordinate ginseng for demarcation flake full shot
Several demarcation coordinate diagrams, the demarcation coordinate diagram can be adhered, portray in the demarcation inwall of casing 11, and the present invention does not do specific limit to this
It is fixed.
And demarcation camera lens is then fixedly connected with demarcation casing 11 lower end and fixes smelting tool 6, the demarcation camera lens fixes smelting tool 6
It is connected with flake full shot, the pose for adjusting flake full shot, the pose includes the position of flake full shot
And posture, specifically including the angle that highly, all around position and demarcation camera lens are fixed between smelting tool 6, (multiple angles position it
Posture).
In demarcation casing 11 in the embodiment of 3/4ths structures, the spatial model and flake of the demarcation casing 11 are complete
The imaging model of scape camera lens is coincide substantially, and high-precision imaging data precise calibration flake distortion can be provided for correction software.
Fig. 7 is the calibration principle schematic diagram of the caliberating device preferred embodiment of flake full shot of the present invention；Fig. 8 is Fig. 7
Middle local X enlarged drawing.
The imaging space scope of flake full shot is shade a-quadrant (visual angle is more than 190 °), and a portion is four points
Three spherical Calibration Box HC2Inner space scope.The visual angle centre of sphere O of its one side camera lens of Pisces eye full shot5With camera lens module
Center O6And misaligned, O5With O6Distance generally less than 15mm.3/4ths spherical Calibration Box its equatorial positions are arranged at camera lens mould
Group O6On position, the radius of Calibration Box is general be arranged on according to the depth of field of flake full shot it is at 0.5m or bigger.In two balls
It is two ball error maximum points when vertex of surface f is overlapped, at ed.Calibrated error formula is：
In present pre-ferred embodiments, described demarcation casing 11 one end is plane, and one end is sphere, and its planar ends is opened up
There is an opening, when carrying out the installation of flake full shot, flake full shot first passes through the opening, is then contained in mark
Determine the inner space i.e. accepting groove of casing 11.
The opening is integrally formed with accepting groove, and it is circle, and diameter is equal to inwall of the demarcation casing 11 close to planar ends
The distance between upper corresponding 2 points.
And demarcating coordinate diagram then includes：Multiple demarcation warps 3, multiple demarcation latitudes staggeredly mutually knitted with the demarcation warp 3
Line 4, and multiple the first detection coordinates points 5 staggeredly mutually knitted and produced with demarcation parallel 4 by the demarcation warp 3.
The present invention uses for reference the mankind for convenience of warp, the parallel measured the earth and set, and sets demarcation warp 3 and demarcation latitude
Line 4, unlike, because application purpose and field are different, so the density of demarcation warp 3 and demarcation parallel 4 is not necessarily such as
Warp and parallel, can be not specifically limited by this area sets itself as needed, the present invention herein.First detection coordinates point 5
As demarcate warp 3 and demarcate the crosspoint of parallel 4, it is to be understood that each demarcation warp 3 and all demarcation parallels 4
There is one first detection coordinates point 5, therefore, the quantity of the first detection coordinates point 5 is extremely more, captured photo point can be accurately positioned
Position, crossed point coordinates according to latitude and longitude, computer calibration software automatic detection and can set up the correcting distorted ginseng of imaging model
Number, so as to further improve the demarcation accuracy of flake full shot.
Because the latitude at the top (equivalent to earth south poles) of demarcation casing 11 is 0, in the absence of the first detection coordinates point 5,
In order that the point can also provide accurately reference coordinate when carrying out the demarcation of flake full shot, therefore, demarcation coordinate diagram is also wrapped
Include：Corresponding to the second detection coordinates point on demarcation casing 11 inner side summit.
In the present invention further preferred embodiment, the first detection coordinates point 5 and the second detection coordinates point are used
It is marked from demarcation warp 3 and demarcation parallel 4 all different colors.
Such as, demarcation warp 3 and demarcation parallel 4 all use black, and the first detection coordinates point 5 and the second detection coordinates point are then
Using Chinese red, its purpose is to make the first detection coordinates point 5 and the more convenient Search and Orientation of the second detection coordinates point.When
So, different colors can also be respectively adopted from demarcation parallel 4 in demarcation warp 3, and the present invention is not limited this.
Include when it is implemented, the demarcation camera lens fixes smelting tool 6：Camera lens for fixing flake full shot to be calibrated
Module fixes smelting tool, and the camera lens module fixes smelting tool lower end and is connected with six axles that orientation is demarcated for adjusting flake full shot
Regulating platform 7, the lower end of six axles regulating platform 7 is connected with the lifting platform 8 for adjusting the height of six axle regulating platform 7, the lifting platform 8
The smelting that lower end is connected with for carrying lifting platform 8 has plummer 9, and the smelting tool plummer 9 is fixedly connected on demarcation box bracket 10.
Because camera lens module fixes smelting tool, six axle regulating platforms 7, lifting platform 8 and smelting tool plummer 9, and the weight of non-invention
Point, and for prior art, the present invention again this repeat no more.But it is noted that demarcation camera lens fixed jig is excellent in the present invention
Choosing is using rotatable 180 ° of tool, and such both sides camera lens all can be by demarcating coordinate progress distortion correction.
The demarcation box bracket 10 includes：With the fixed plate 1 for the planar ends flush for demarcating casing 11, two are respectively perpendicular
It is connected to the support frame of the both sides of fixed plate 1, and the connecting rod being connected between two support frames；The smelting has plummer
9 are vertically connected at the connecting rod, and upper end is through to the inner space of demarcation casing 11.
It is preferred that the fixed plate 1 is integrally formed with demarcation casing 11, to reduce production cost and improve demarcation casing 11
Stability maintenance.
In the present invention further preferred embodiment, the caliberating device of the flake full shot also includes：It is built in
Lighting system of the inner space close to planar ends side of casing 11 is demarcated, the lighting system includes：Four are arranged at intervals at
The LED lamp tube 2 demarcated on the inwall of casing 11.It is noted that the present invention uses lighting system for reflecting type lamplight setting, and
The translucent lampshade of an arc is all provided with all outsides of LED lamp tube 2, to carry out uniform lighting, the translucent lampshade of arc
Radian be enough to make the inner space of demarcation casing 11 without lamp shadow.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can
To be improved or converted according to the above description, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Protect scope.
Claims (10)
1. a kind of caliberating device of flake full shot, including：Hemisphere Calibration Box, it is characterised in that the hemisphere Calibration Box to
Being extended afterwards has a compensation Calibration Box, and the compensation Calibration Box is integrally formed with hemisphere Calibration Box, is formed for housing flake
The demarcation casing of full shot；
Any symmetrical 2 points of axle center, the greater in two angles is formed with the hemisphere Calibration Box centre of sphere on the compensation Calibration Box
Not less than 220 °；
The demarcation coordinate diagram for providing coordinate parameters for demarcation flake full shot is provided with the demarcation cabinet wall；
The demarcation casing lower end is fixedly connected with demarcation camera lens and fixes smelting tool.
2. the caliberating device of flake full shot according to claim 1, it is characterised in that the demarcation casing is four points
Three ball shape structures.
3. the caliberating device of flake full shot according to claim 2, it is characterised in that the compensation Calibration Box deviates from
Hemisphere Calibration Box one end offers an opening, and flake full shot is passed through after the opening, and the inside for being contained in demarcation casing is empty
Between.
4. the caliberating device of flake full shot according to claim 3, it is characterised in that the demarcation coordinate diagram bag
Include：
Multiple demarcation warps, multiple demarcation parallels staggeredly mutually knitted with the demarcation warp, and it is multiple by the demarcation warp
The the first detection coordinates point staggeredly mutually knitted and produced with demarcation parallel.
5. the caliberating device of flake full shot according to claim 4, it is characterised in that the demarcation coordinate diagram is also wrapped
Include：Corresponding to the second detection coordinates point on demarcation box inside summit；
The first detection coordinates point and the second detection coordinates point, using from demarcation warp and demarcation parallel all different colors
It is marked.
6. the caliberating device of flake full shot according to claim 2, it is characterised in that the flake full shot
Caliberating device also includes：It is connected with the demarcation casing, the demarcation box bracket for fixed demarcation casing.
7. the caliberating device of flake full shot according to claim 6, it is characterised in that the demarcation camera lens fixes smelting
Tool includes：
Smelting tool is fixed for fixing the camera lens module of flake full shot to be calibrated, the camera lens module fixes the lower end connection of smelting tool
There are the six axle regulating platforms that orientation is demarcated for adjusting flake full shot, the six axles regulating platform lower end is connected with for adjusting six
The lifting platform of axle regulating platform height, the smelting that the lifting platform lower end is connected with for carrying lifting platform has plummer, the smelting tool
Plummer is fixedly connected on demarcation box bracket.
8. the caliberating device of flake full shot according to claim 7, it is characterised in that the demarcation box bracket bag
Include：
With the fixed plate for the planar ends flush for demarcating casing, two are respectively perpendicular the support frame for being connected to fixed plate both sides,
And it is connected to the connecting rod between two support frames；
The smelting tool plummer is vertically connected at the connecting rod, and upper end is through to the inner space of demarcation casing.
9. the caliberating device of flake full shot according to claim 2, it is characterised in that the flake full shot
Caliberating device also includes：The inner space of demarcation casing is built in close to the lighting system of planar ends side, the lighting system
Including：
Four are arranged at intervals at the LED lamp tube demarcated on cabinet wall.
10. the caliberating device of flake full shot according to claim 9, it is characterised in that on the outside of each LED lamp tube all
The translucent lampshade of an arc is provided with, to carry out uniform lighting, the radian of the translucent lampshade of arc is enough to make demarcation casing
Inner space is without lamp shadow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710400325.2A CN107123149A (en) | 2017-05-31 | 2017-05-31 | A kind of caliberating device of flake full shot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710400325.2A CN107123149A (en) | 2017-05-31 | 2017-05-31 | A kind of caliberating device of flake full shot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107123149A true CN107123149A (en) | 2017-09-01 |
Family
ID=59729102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710400325.2A Pending CN107123149A (en) | 2017-05-31 | 2017-05-31 | A kind of caliberating device of flake full shot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107123149A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702895A (en) * | 2017-09-28 | 2018-02-16 | 信利光电股份有限公司 | A kind of angle of view measuring method |
| CN110136207A (en) * | 2019-05-08 | 2019-08-16 | 四川深瑞视科技有限公司 | Fisheye camera calibration system, method, apparatus, electronic equipment and storage medium |
| WO2020224199A1 (en) * | 2019-05-08 | 2020-11-12 | 四川深瑞视科技有限公司 | Fisheye camera calibration system, method and apparatus, electronic device, and storage medium |
| CN114283205A (en) * | 2021-12-21 | 2022-04-05 | 众信方智(苏州)智能技术有限公司 | Panoramic multi-view camera position calibration device and method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103593854A (en) * | 2013-12-02 | 2014-02-19 | 福州大学 | Method for determining virtual camera when mixed visual system is calibrated |
| KR20140137485A (en) * | 2013-05-22 | 2014-12-03 | 아이오솔루션(주) | System for multi channel display to use a fish-eye lens |
| CN207115502U (en) * | 2017-05-31 | 2018-03-16 | 深圳市打令智能科技有限公司 | A kind of caliberating device of flake full shot |
-
2017
- 2017-05-31 CN CN201710400325.2A patent/CN107123149A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140137485A (en) * | 2013-05-22 | 2014-12-03 | 아이오솔루션(주) | System for multi channel display to use a fish-eye lens |
| CN103593854A (en) * | 2013-12-02 | 2014-02-19 | 福州大学 | Method for determining virtual camera when mixed visual system is calibrated |
| CN207115502U (en) * | 2017-05-31 | 2018-03-16 | 深圳市打令智能科技有限公司 | A kind of caliberating device of flake full shot |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702895A (en) * | 2017-09-28 | 2018-02-16 | 信利光电股份有限公司 | A kind of angle of view measuring method |
| CN110136207A (en) * | 2019-05-08 | 2019-08-16 | 四川深瑞视科技有限公司 | Fisheye camera calibration system, method, apparatus, electronic equipment and storage medium |
| CN110136207B (en) * | 2019-05-08 | 2020-06-23 | 四川深瑞视科技有限公司 | Fisheye camera calibration system, fisheye camera calibration method, fisheye camera calibration device, electronic equipment and storage medium |
| WO2020224199A1 (en) * | 2019-05-08 | 2020-11-12 | 四川深瑞视科技有限公司 | Fisheye camera calibration system, method and apparatus, electronic device, and storage medium |
| US20210407132A1 (en) * | 2019-05-08 | 2021-12-30 | Sichuan Visensing Technology Co., Ltd. | Fisheye camera calibration system, method and electronic device |
| EP3967969A4 (en) * | 2019-05-08 | 2022-06-29 | Sichuan Visensing Technology Co., Ltd. | Fisheye camera calibration system, method and apparatus, electronic device, and storage medium |
| US11514608B2 (en) * | 2019-05-08 | 2022-11-29 | Sichuan Visensing Technology Co., Ltd. | Fisheye camera calibration system, method and electronic device |
| CN114283205A (en) * | 2021-12-21 | 2022-04-05 | 众信方智(苏州)智能技术有限公司 | Panoramic multi-view camera position calibration device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207115502U (en) | A kind of caliberating device of flake full shot | |
| CN107123149A (en) | A kind of caliberating device of flake full shot | |
| CN105678783B (en) | Refractive and reflective panorama camera merges scaling method with laser radar data | |
| CN105243637B (en) | One kind carrying out full-view image joining method based on three-dimensional laser point cloud | |
| CN104574289B (en) | A kind of fish eye images aberration correction algorithm based on ellipsoid surface model | |
| CN104156916B (en) | A kind of light field projecting method recovered for scene illumination | |
| CN108257183A (en) | A kind of camera lens axis calibrating method and device | |
| CN108805801A (en) | A kind of panoramic picture bearing calibration and system | |
| CN104778656B (en) | Fisheye image correcting method based on spherical perspective projection | |
| CN109615663A (en) | Panoramic video bearing calibration and terminal | |
| CN105488766B (en) | Fisheye image bearing calibration and device | |
| CN108364252A (en) | A kind of correction of more fish eye lens panorama cameras and scaling method | |
| CN107274341A (en) | Quick binocular flake Panorama Mosaic method based on fixed splicing parameter | |
| CN104680505A (en) | Panoramic view algorithm for fisheye lens correction | |
| CN106157256A (en) | A kind of fisheye image correcting method and correcting fisheye image device | |
| CN109855603A (en) | A kind of focusing measurement method and terminal | |
| CN106921824A (en) | Circulating type mixes light field imaging device and method | |
| CN106886976B (en) | Image generation method for correcting fisheye camera based on internal parameters | |
| Sajadi et al. | Automatic registration of multi‐projector domes using a single uncalibrated camera | |
| CN107527336A (en) | Relative position of lens scaling method and device | |
| CN106384367B (en) | A kind of method at the automatic stabilisation visual angle of panorama camera | |
| CN103106662A (en) | Solving parabolic catadioptric camera parameters through one straight line in space | |
| CN103439859B (en) | Ring screen showing or projecting system unit based on two anisotropy fish-eye lenses | |
| CN108269234A (en) | A kind of lens of panoramic camera Attitude estimation method and panorama camera | |
| CN106643735A (en) | Indoor positioning method and device and mobile terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |