CN107529052A - One kind auxiliary filming apparatus and stereoscopic shooting method - Google Patents
One kind auxiliary filming apparatus and stereoscopic shooting method Download PDFInfo
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- CN107529052A CN107529052A CN201610459805.1A CN201610459805A CN107529052A CN 107529052 A CN107529052 A CN 107529052A CN 201610459805 A CN201610459805 A CN 201610459805A CN 107529052 A CN107529052 A CN 107529052A
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- reflecting surface
- camera
- shooting
- speculum
- filming apparatus
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
- H04N13/246—Calibration of cameras
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/17—Bodies with reflectors arranged in beam forming the photographic image, e.g. for reducing dimensions of camera
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
- H04N13/207—Image signal generators using stereoscopic image cameras using a single 2D image sensor
- H04N13/218—Image signal generators using stereoscopic image cameras using a single 2D image sensor using spatial multiplexing
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
The invention discloses one kind auxiliary filming apparatus and stereoscopic shooting method,The second reflecting surface for aiding in the first reflecting surface of filming apparatus that the light sent from the opposite direction of the shooting direction of the first camera is reflexed to auxiliary filming apparatus can be utilized,The light of the first reflective surface is reflexed into the first camera using the second reflecting surface in face of the first camera,The first camera is allowd to photograph the scenery of its rear area,Allow same capture apparatus second camera and the first camera while shoot unidirectional scenery from different perspectives,It is easy to shoot stereo-picture or three-dimensional video-frequency,Relative in the prior art,For the single-lens preceding spectroscopical mode of setting,The present invention, which utilizes, aids in filming apparatus auxiliary shooting stereo-picture and video,The utilization rate of the camera of capture apparatus can be improved,Simultaneously,Using the shooting of two cameras for single camera,Shooting visual angle and shooting distance are wider,Be advantageous to strengthen the third dimension of stereo-picture or video.
Description
Technical field
The present invention relates to communication technical field, and in particular to one kind auxiliary filming apparatus and stereoscopic shooting method.
Background technology
At present, surging ascendant trend is presented in the development of virtual reality technology, various to use virtual reality technology
Equipment arise at the historic moment, such as honest hot virtual reality helmet etc. recently.The mobile terminals such as mobile phone are made
For existing popularity highest, terminal device widest in area in hand, it has also become virtual reality technology is sent out
Important application field during exhibition.The various virtual reality applications based on mobile phone turn into industry
Focus.
But so far, few mobile phones, which can provide the user, oneself makes virtual reality association content
Function, for example, user oneself makes stereotome, three-dimensional video-frequency.If it is envisioned that user's energy
Stereotome or three-dimensional video-frequency are more easily shot, by the greatly abundant content associated with user itself,
Expand application of the mobile phone in virtual technology field.
Same shooting point is shot in two different angles, obtaining two has the similar of visual angle difference
Image, stereo-picture can be made.It is corresponding, three-dimensional video-frequency is made and is also required to obtain from two different angles
The video of shooting simultaneously.In the prior art, in order to allow users to utilize mobile phone shooting stereo-picture or vertical
Volumetric video, generally require and spectroscope is set before a camera lens of mobile phone, then shot.Spectroscope can
Projected so that same incident beam is divided into two-beam line, naturally form the reflection of left eye light path and right eye light path is anti-
Penetrate, then two-way light is synthesized all the way by speculum, reflex to camera, you can shot by mobile phone vertical
Body image.But the photographic schemes of the prior art in terms of shooting visual angle and effective shooting distance can by compared with
Big limitation.
The content of the invention
The technical problem underlying to be solved of the embodiment of the present invention is to provide a kind of auxiliary filming apparatus and three-dimensional bat
Take the photograph method, solve in the prior art due to using shooting angle caused by single-lens spectroscopical image pickup method by
With the restricted problem of shooting distance.
In order to solve the above technical problems, the embodiment of the present invention provides a kind of auxiliary filming apparatus, including first anti-
Face and the second reflecting surface are penetrated, the second reflecting surface is towards the first camera, the incident ray sent from first direction
Pass through the reflection of the first reflecting surface and the second reflecting surface successively, be reflected to the shooting face of the first camera；The
One direction is opposite with the shooting direction of the first camera.
In order to solve the above technical problems, the embodiment of the present invention also provides a kind of stereoscopic shooting method, including：
Using the first reflecting surface for aiding in filming apparatus, by from the opposite direction of the shooting direction of the first camera
The light sent reflexes to the second reflecting surface of auxiliary filming apparatus, using towards the second anti-of the first camera
Penetrate face and the light of the first reflective surface is reflexed into the first camera；
Shot simultaneously using the second camera of capture apparatus and the first camera, obtain two images or
Two-path video；
Two images are carried out with stereo-picture processing, or three-dimensional video-frequency processing is carried out to two-path video.
Using the auxiliary filming apparatus and stereoscopic shooting method of the present invention, it can utilize and aid in the of filming apparatus
One reflecting surface will reflex to the towards the first camera from the light of the object at the back side of the first camera reflection
Two reflectings surface, the light is reflexed into the first camera using second reflecting surface so that the first camera can
To shoot the scenery of its rear surface regions, shot when installing the auxiliary on one of camera in filming apparatus
After device, two cameras can shoot the picture of same shooting area simultaneously, due to the first of filming apparatus
Certain distance, the picture naturally occurring differential seat angle that two cameras are shot simultaneously between reflecting surface and camera be present
It is different, meet the requirement of stereo-picture, so the auxiliary filming apparatus using the present invention, it is possible to achieve use hand
Two cameras shooting stereo-picture of the terminals such as machine or the purpose of three-dimensional video-frequency, relative in the prior art,
For the single-lens preceding spectroscopical mode of setting, two images of compound stereoscopic figure of the present invention are respectively by two
Camera is shot, and the light path processing of two cameras can be carried out independently, the shooting distance of two cameras and
Expand shooting visual angle and obtain broadening, meanwhile, obvious stereoeffect can also be shot to distant objects, more
With practicality.
Brief description of the drawings
Fig. 1 is a kind of front view for auxiliary filming apparatus that the embodiment of the present invention one provides；
Fig. 2 is the front view for another auxiliary filming apparatus that the embodiment of the present invention one provides；
Fig. 3 is the front view for another auxiliary filming apparatus that the embodiment of the present invention one provides；
Fig. 4 is the front view for another auxiliary filming apparatus that the embodiment of the present invention one provides；
Fig. 5 is the front view for another auxiliary filming apparatus that the embodiment of the present invention one provides；
Fig. 6 is the front view for another auxiliary filming apparatus that the embodiment of the present invention one provides；
Fig. 7 is the front view for another auxiliary filming apparatus that the embodiment of the present invention one provides；
Fig. 8 is a kind of flow for stereoscopic shooting method that the embodiment of the present invention two provides；
Fig. 9 is the flow chart for another stereoscopic shooting method that the embodiment of the present invention three provides；
Figure 10 is in the embodiment of the present invention three, utilizes the schematic diagram of the left and right eye pattern of filming apparatus shooting；
Figure 11 is the schematic diagram after being calibrated to left and right eye pattern in the embodiment of the present invention three.
Embodiment
The present invention is described in further detail below by embodiment combination accompanying drawing.
Embodiment one：
The present embodiment proposes a kind of auxiliary filming apparatus, and the auxiliary filming apparatus can be by incident ray
Two secondary reflections, reach the effect for making incident ray reversely be emitted.When one of camera of filming apparatus
After installing the auxiliary filming apparatus, the camera can shoot same direction with another camera of filming apparatus
Scenery, obtain two images or two-path video, recycle software to carry out image procossing or Video processing, shape
Into stereo-picture or three-dimensional video-frequency.
Referring to Fig. 1, the structure of the auxiliary filming apparatus shown, clapped in order to which the auxiliary of the present invention is better described
Take the photograph the structure and principle of device, the auxiliary filming apparatus in Fig. 1 is used cooperatively together with mobile phone.
The auxiliary filming apparatus of the present embodiment includes the first reflecting surface 11 and the second reflecting surface 12, second reflection
Towards the first camera 21, the incident ray sent from first direction passes through the first reflecting surface 11 successively in face 12
With the reflection of the second reflecting surface 12, the shooting face of the first camera 21 is reflected to；First direction and first
The shooting direction of camera 21 is opposite.
Make on the capture apparatus that the auxiliary filming apparatus of the present embodiment is typically mounted to have front and rear camera
With the capture apparatus includes but is not limited to the terminals such as mobile phone, tablet personal computer.For the ease of describing, below
Illustrated by taking mobile phone as an example.
In general, the limitation of the wide-angle based on the camera in the terminals such as mobile phone of the prior art, shooting
The shooting direction of head is the front of camera, and the subject at the rear of camera is can not to be caught by camera
Arrive.But for the terminals such as the mobile phone with front and rear camera, the shooting direction of two cameras
It is opposite, in order to shoot stereo-picture using two cameras of mobile phone, two cameras must be shot
Unidirectional scenery.In order to reach the effect, the present embodiment can be set on any camera of mobile phone
The first reflecting surface 11 and the second reflecting surface 12.
Referring to Fig. 2, the light path of the light A by the collection of the first camera in Fig. 1 is shown, wherein, should
Light A incident direction is above-mentioned first direction, i.e. the rear of the first camera 21, namely is taken the photograph with first
As the opposite direction of the shooting direction of head.First reflecting surface 11 towards be the first camera rear scenery,
It is therefore to be understood that the light A of the first reflective surface is the pass line of the scene reflections at camera rear.
After light A reaches the first reflecting surface 11, continue to be reflected to the second reflecting surface 12, it is anti-by second
The reflection in face 12 is penetrated, reaches the first camera 21, thus, the subject at the first camera 21 and its rear
Between light path connection, first camera 21 can shoot the scenery at its rear.Wherein, the present embodiment
First camera can be the front camera of mobile phone or the rear camera of mobile phone, the present embodiment
This is not limited.
When the auxiliary filming apparatus of the present embodiment is arranged on the rear camera of mobile phone, rear camera can
To photograph the scenery of front camera shooting direction, i.e. rear camera can be used for self-timer, due to rearmounted
The pixel of camera is generally higher than front camera, and the auxiliary shooting of the present embodiment is set on rear camera
Device self-timer, the effect of mobile phone self-timer can be improved, strengthen the practicality of the auxiliary filming apparatus of the present embodiment.
Pass through above-mentioned analysis, it can be seen that the effect of first reflecting surface and the second reflecting surface of the present embodiment
It is so that incident direction and the exit direction of light are opposite.Pass through the first reflecting surface with reference to Fig. 2, i.e. light A
11 and second reflecting surface 12 reflection, transmission direction changed 180 degree, from physical knowledge, passed through
After the reflection of two reflectings surface, the angle changing of light is twice of the angle of two reflectings surface, it is possible to
It is contemplated that in order to reach the purpose of the incident ray upset 180 degree output of first direction, the first reflection
Angle between the reflecting surface 12 of face 11 and second is preferably 90 degree, i.e. the first reflecting surface 11 and the second reflection
Face 12 is mutually perpendicular to.However, it is contemplated that the first reflecting surface and the second reflecting surface 12 are close to mutually
During perpendicular situation, i.e. angle between the first reflecting surface and the second reflecting surface is near 90 degree, and such as 89
Degree, 92 degree etc., although two reflectings surface are not exclusively vertical, it is contemplated that the first reflecting surface and the second reflection
Face and the relative position of the first camera are had a contest, the bat of the difference of the angle between them to the first camera 21
Photography rings little, so in the present embodiment, angle between the first reflecting surface and the second reflecting surface can be
Near 90 degree.
In addition, in another embodiment, auxiliary filming apparatus can also include other at least one middle reflections
Face, it is arranged between the first reflecting surface 11 and the second reflecting surface 12, incident ray is after the first reflecting surface
Not directly enter the second reflecting surface.But carry out at least one towards the light by other at least one middle reflections
Secondary reflection, reflex on the second reflecting surface, now, the angle of the first reflecting surface and the second reflecting surface is in
Between reflecting surface quantity change and change, the design of the position of these reflectings surface and the first of the present embodiment anti-
Penetrate that face is consistent with the concrete thought of the second reflecting surface, that is, ensure the incident direction of incident ray with from the second reflection
The exit direction of the outgoing in face is opposite.So it is additionally provided between the first reflecting surface and the second reflecting surface
The scheme of middle reflecting surface is can be come out according to the present embodiment reasonable expectation, also in the protection model of the present embodiment
In enclosing.
However, it is contemplated that increasing with reflecting surface, aids in the locus shared by filming apparatus
Bigger, the relative position design of reflecting surface is more complicated, and the area of each reflecting surface can not be guaranteed, meeting
The scope that the scenery of the first camera is treated in reflection is reduced, can additionally increase the cost of auxiliary filming apparatus.Only
First reflecting surface and the second reflecting surface are set, set-up mode is simple on the contrary, and the scope of the scenery of reflection is also wider,
Required cost is lower.
In the present embodiment, the basic role of the first reflecting surface and the second reflecting surface is to reflect, the first reflecting surface
The mode for coating reflectorized material can be utilized to realize with the second reflecting surface, further, it is also possible to using light by light
Total reflection on close medium to optically thinner medium interface is realized.
During based on the mode for coating reflectorized material, the realization of first reflecting surface and the second reflecting surface of the present embodiment
Mode includes any of implementations below：
The first：First reflecting surface and the second reflecting surface realized by the first speculum and the second speculum respectively,
Now, the second mirror surface is to the first camera, scenery from the first mirror surface to the first camera rear,
The light sent from first direction is reflexed to the second speculum by the first speculum, by the second speculum by the light
Line reflection is to the shooting face of the first camera.Wherein, coated with reflective on the first speculum and the second speculum
Material.
In such a mode, the first reflecting surface and the second reflecting surface are realized by two speculums separated, for the
The fixation of the relative position of one reflecting surface and the second reflecting surface, it is also necessary to the first reflecting surface and the second reflecting surface
Fixed form be designed, in addition, design when, it is also necessary to consider the reflection to reflecting surface into ash etc.
The influence of effect.
Second：Referring to Fig. 3, the first reflecting surface and the second reflecting surface are respectively by the first filming side of the first prism
The plated film side 32 of face 31 and second realizes that the first prism also includes first plane of incidence 33 and the first exit facet 34,
First plane of incidence 33 is overlapped with the first exit facet 34 or parallel, first plane of incidence 33 and the first filming side 31
Relatively, the first exit facet 34 is between the second plated film side 32 and the first camera 21.
Now, the light that first direction is sent is from the vertical incidence of first plane of incidence 33, successively by the first filming
The reflection of the plated film side 32 of side 31 and second, from the vertical exit of the first exit facet 34, reach the first shooting
First 21.
Preferably, the first prism includes but is not limited to isosceles right angle prism and isosceles trapezoid prism, and first is anti-
Penetrate face and the second reflecting surface be respectively isosceles right angle prism two right-angle surfaces, or, the first reflecting surface and
Second reflecting surface is two inclined-planes (two waists) of isosceles trapezoid prism respectively, wherein, the angle on two inclined-plane is 90
Degree, now, two inclined-planes need plated film to form coated reflection face.
Realize that the mode of the first reflecting surface and the second reflecting surface is as follows based on total reflection principle：
Referring to Fig. 4, the first reflecting surface and the second reflecting surface by uncoated second prism the He of the 3rd side 41
4th side 42 provides, and the second prism also includes second plane of incidence 43 and the second exit facet 44, and second is incident
Face 43 overlaps or parallel with the second exit facet 44, and second plane of incidence 43 and the second exit facet 44 are respectively with
Three sides 41 and the 4th side 42 are relative, from the light of the vertical incidence of first plane of incidence 43 in the 3rd reflecting surface
41 and the 4th the incidence angle of reflecting surface 42 be more than the angle of total reflection, meet total reflection condition, so first direction is sent out
The light gone out occurs entirely in the 3rd side 41 and the 4th side 42 successively from the vertical incidence of first plane of incidence 43
Reflection, from the vertical exit of the second exit facet 44 to the first camera 21.
Preferably, the second prism includes but is not limited to isosceles right angle prism and isosceles trapezoid prism, and first is anti-
Penetrate face and the second reflecting surface be respectively isosceles right angle prism two right-angle surfaces, or, the first reflecting surface and
Second reflecting surface is respectively two inclined-planes of isosceles trapezoid prism, wherein, the angle on two inclined-plane is 90 degree.
It is envisioned that relative to the scheme for setting two speculums, the first prism or the second prism have
The advantages of globality is strong, reflecting surface is not easy into ash.And the shape of prism can be carried out when prism is molded
Set, it is met needs.Two speculums are after it has been manufactured, it is also necessary to angle and fixation are further set,
It just can guarantee that satisfaction requires, to sum up, realize that the scheme of the first reflecting surface and the second reflecting surface is more excellent using prism.
Wherein, when the first reflecting surface and the second reflecting surface are provided by the first speculum and the second speculum, this
The auxiliary filming apparatus of embodiment also includes the first fixture, for entering to the first speculum and the second speculum
Row is fixed, and keeps the first speculum and the second speculum relative position constant.Ensure the angle of two speculums
For 90 degree, two mirror reflection surfaces are relative.
In view of the length in the path of light two cameras of arrival of unidirectional scene reflections, to front and rear
Put camera shooting stereo-picture to have an impact, and the light of unidirectional scene reflections reaches two cameras
Path is consistent, is advantageous to improve the similarity of the two images of front and rear camera shooting.The present embodiment it is auxiliary
Help filming apparatus also to include displacement light guide, the second shooting is reached for changing the light sent from first direction
The length in the path of head, referring to Fig. 5, displacement light guide includes the 3rd reflecting surface 13 and the 4th reflecting surface 14,
3rd reflecting surface 13 and the 4th reflecting surface 14 are parallel and relative, and the 3rd reflecting surface 13 is towards second camera
22, the shooting direction from second camera 22 is that the light that first direction is sent passes through the He of the 4th reflecting surface 14
After the reflection of 3rd reflecting surface 13, translation occurs, reaches second camera 22.
The reflection of 3rd reflecting surface 13 and the 4th reflecting surface 14 does not have any change to the exit direction of incident ray
Become, incident ray is parallel equivalent to having carried out in the presence of the 3rd reflecting surface 13 and the 4th reflecting surface 14
Displacement, now, the path of incident ray increase, by the 3rd reflecting surface 13 and the 4th reflecting surface 14
The setting of distance, it is ensured that the light of unidirectional scene reflections reaches the first camera and the second shooting
The length in the path of head is consistent, improves the effect of shooting stereo-picture.
Wherein, the 3rd reflecting surface and the 4th reflecting surface can be coated reflection faces.Specifically, the 3rd reflecting surface
Realized respectively by the 3rd speculum and the 4th speculum with the 4th reflecting surface, the 3rd speculum and the 4th speculum
Reflecting surface it is relative and parallel, the 3rd mirror surface is to second camera.
Further, displacement light guide also includes the second fixture, for reflecting the 3rd speculum and the 4th
Mirror is fixed, and it is kept state parallel to each other.
Or referring to Fig. 6, the 3rd reflecting surface and the 4th reflecting surface are respectively by the 5th plated film side of prism
61 and the 6th plated film side 62 realize that the 5th plated film side 61 and the 6th plated film side 62 are parallel and relative,
Prism also includes incident 63 faces of parallel to each other the 3rd and the 3rd exit facet 64, the 3rd exit facet 64
Between the 5th plated film side 61 and second camera 22, the 3rd plane of incidence 63 and the 6th plated film side 62
Relatively.
In another embodiment, the 3rd reflecting surface and the 4th reflecting surface may not be coated reflection face, but
The reflecting surface realized using total reflection principle.
Referring to Fig. 7, the 3rd reflecting surface and the 4th reflecting surface by the 4th prism the side of heptalateral face 71 and the 8th
72 realize that heptalateral face 71 and the 8th side 72 are parallel and relative, and the 4th prism also includes the 4th plane of incidence
73 and the 4th exit facet 74, the 4th exit facet 74 between heptalateral face 71 and second camera 22,
4th plane of incidence 73 is relative with the 8th side 72.The light that first direction is sent is vertical from the 4th plane of incidence 73
Incidence, it is totally reflected successively in the 8th side 72 and heptalateral face 71, and it is vertical from the 4th exit facet 74
It is emitted to the shooting face of second camera 22.
Wherein, the cross section of prism and the 4th prism is parallelogram, further, the 4th prism
Parallelogram an angle for 45 degree it is optimal.
In the present embodiment, the structures such as neck, fixture can be set on the first fixation frame member and the second fixture,
Allow the first reflecting surface and the second reflecting surface and displacement light guide is fixed to the camera of capture apparatus
On.
Using the auxiliary filming apparatus of the present embodiment, it can utilize the first reflecting surface and the second reflecting surface helps the
The picture that one camera collection second camera can gather, so that first and second camera can be simultaneously to same
Picture is shot from different perspectives, gets and same photographed scene is shot to obtain with different view
Image or video, so as to there is the similar picture of subtense angle using these or video obtain stereo-picture or
Three-dimensional video-frequency, so the auxiliary filming apparatus of the present embodiment helps to realize the front and rear camera using mobile phone
The purpose of stereo-picture and three-dimensional video-frequency is shot, is advantageous to improve the use feeling of user, adds front and rear and take the photograph
Shot as the utilization rate of head, while relative to utilizing in the prior art in the single-lens preceding spectroscopical mode of setting
For stereo-picture, the present embodiment make use of two cameras to shoot respectively, in shooting angle and effectively shooting
There is lifting apart from aspect.
Embodiment two：
It is a kind of stereoscopic shooting method that the present embodiment provides referring to Fig. 8, including：
S801, using the first reflecting surface for aiding in filming apparatus, will be opposite from the shooting direction of the first camera
The light that sends of direction reflex to the second reflecting surface of auxiliary filming apparatus, using towards the first camera
The light of first reflective surface is reflexed to the first camera by the second reflecting surface；
S802, shot simultaneously using second camera and the first camera, obtain two images or two-way
Video；
S803, two images are carried out with stereo-picture processing, or three-dimensional video-frequency processing is carried out to two-path video.
In the present embodiment, S801 is actually to utilize the first reflecting surface for aiding in filming apparatus and the second reflection
The subject picture at the first camera back side is imaged onto the process of the first camera by face, wherein, the first shooting
Head can be that front camera can also be rear camera, and the present embodiment does not have any restrictions to this.
It is appreciated that first camera and second camera of the present embodiment are arranged on same capture apparatus
On, the capture apparatus can be mobile phone, tablet personal computer or other there is the terminal of front and rear camera.
After being handled using the first reflecting surface and the second reflecting surface, in S802, the first camera and second
Camera can shoot unidirectional scenery simultaneously.In the present embodiment, capture apparatus has front and rear shooting
The function of head shooting simultaneously, at present, occur what is supported front and rear camera while shot on the market
Terminal.So the camera terminal of the present embodiment can utilize existing terminal to realize.
It is, of course, understood that when in the scenery of shooting, during without dynamic reference object, the first shooting
Head and second camera can intermittently be shot, i.e. the first camera and second camera can not simultaneously be clapped
Take the photograph.Thus, the existing mobile phone with front and rear camera utilizes the stereoscopic shooting method of the present embodiment,
The stereoscopic shooting to static reference object can be realized.
In the present embodiment, it is contemplated that the light that reference object is sent reaches the path length phase of two cameras
Meanwhile the similarity of the picture of two camera shootings is higher, follow-up processing procedure is simpler, it is preferred that
Before S802, in addition to：
Reflected using the light for aiding in the 4th reflecting surface of filming apparatus to send the shooting direction of second camera
Onto threeth reflecting surface parallel with the 4th reflecting surface, the 3rd reflecting surface towards second camera is anti-by the 4th
The light for penetrating face reflection reflexes to second camera.
3rd reflecting surface and the 4th reflecting surface carry out parallel shifted equivalent to incident ray, increase the road of light
The length in footpath.So that the length that the light of reference object reflection reaches the path that two cameras pass through is consistent.
After the path length adjustment of light is consistent, it can be shot simultaneously using two cameras, wherein,
Know the specific shooting picture of former and later two cameras for the ease of user, can be in the display screen of capture apparatus
The picture of finding a view of two cameras is shown on curtain simultaneously, it is possible to further indicate find a view picture and camera
Corresponding relation, be easy to user understand two cameras the parameter such as viewfinder range, image quality, so as to right
Auxiliary filming apparatus is adjusted, or the shooting effect of two cameras is adjusted.
It is envisioned that the forward and backward camera parameter for putting camera that the terminal such as mobile phone uses at present is different,
And first, second, third and fourth reflecting surface use, the first camera and second camera shooting main bat
Taking the photograph size of the object on photo can not possibly be completely the same, and the colors of two pictures, brightness etc. are also not quite similar.
So after shot using the first camera and second camera simultaneously, it is necessary to recycle capture apparatus or its
The image or video that application software in his terminal is shot to two cameras are calibrated, and obtain qualified stand
Body image or three-dimensional video-frequency, stereo-picture include but is not limited to the stereo-picture of left-right format.
Wherein, video is considered as the image of a frame frame, so the calibration parameter used image calibration is also fitted
For the calibration to two-path video, so, below by taking the calibration of image as an example, illustrate.
Above-mentioned calibration process is needed according to size calibration parameter and chroma-luminance calibration parameter, respectively to two
Open image and calibrate and make it that the size of the main photographic subjects in two images is identical, the shooting of two images
The chroma-luminance of object is identical.
Before calibration, need first to obtain size calibration parameter and chroma-luminance calibration parameter, size calibration
Parameter is used to carry out the size of the same reference object in two images uniformity calibration, and adjustment is therein extremely
A few image so that same reference object in two images it is in the same size.Accordingly, chroma-luminance
Calibration parameter, be for carrying out uniformity calibration to the chroma-luminance of the same reference object in two images,
Adjust an at least image therein so that the chroma-luminance of the same reference object of two images is consistent.
It is envisioned that if it is in actual photographed to obtain size calibration parameter and chroma-luminance calibration parameter
Before, then in shooting process, can be shown using these parameters to the display screen of capture apparatus two
The picture that camera is caught carries out calibration process so that and two images of user's viewing are the images after calibration,
It is easy to user intuitively to understand this stereoscopic shooting effect.Lift Consumer's Experience.
So before S802, can also include：Obtain size calibration parameter and chroma-luminance calibration parameter；
Now, S803 is specially and two images is carried out according to size calibration parameter and chroma-luminance calibration parameter
Calibration, obtains stereo-picture, or two-path video is entered according to size calibration parameter and chroma-luminance calibration parameter
Row calibration, obtains three-dimensional video-frequency.
Wherein, obtaining size calibration parameter and the process of chroma-luminance calibration parameter includes：
The first step：Shot simultaneously using the first camera and second camera, obtain two reference pictures；
Second step：It is right on the basis of the size parameter of the target subject of any image in two reference pictures
Another image size is adjusted；
3rd step：Using the chroma-luminance parameter of the target subject of any image in two reference pictures as base
Standard is adjusted to another image；
3rd step：If two reference pictures after adjustment meet the requirements, size parameter and chroma-luminance are joined
Number is used as size calibration parameter and chroma-luminance calibration parameter.
Wherein, in second step and the 3rd step, the image of selection can be same image or difference
Image, goal subject can be understood as this shooting main reference object.
Wherein, the order of second step and the 3rd step can overturn, or even in the case where processor allows, can
To carry out simultaneously.
It is understood that in the third step, the image after adjustment can be shown to user, so here
Requirement can be understood as the requirement of user.The present embodiment can set preservation key on the display screen, work as tune
When two reference pictures after whole meet user and required, user can trigger preservation key, by size parameter and color
Color luminance parameter preserves as size calibration parameter and chroma-luminance calibration parameter, subsequently to use.
In the present embodiment, can on display interface for user set a stereoscopic shooting toggle area, when with
After family touches the region, stereoscopic shooting instruction is triggered immediately, after capture apparatus receives stereoscopic shooting instruction, is opened
Open stereoscopic shooting pattern so that first and second camera works simultaneously.Further, a school can also be set
The enabled switch of quasi- function, after the unlatching of stereoscopic shooting pattern, ask the user whether that unlatching calibration function is enabled and open
Close, as user's selection is, then into calibration mode, then carry out the above-mentioned first step to the process of the 4th step,
Obtain calibration parameter.
Wherein, after size calibration parameter and chroma-luminance calibration parameter is obtained, can in second camera and
During the finding a view of first camera, two pictures that the display screen of capture apparatus is shown are calibrated.Specifically
, including：During shot using second camera and the first camera simultaneously, size is utilized
Calibration parameter and chroma-luminance calibration parameter, the picture currently caught to the first camera and second camera point
Do not calibrated, and show the picture after calibration.
After the picture of display meets the requirement of user, user can select to shoot current picture, thus use
Family can more easily obtain two similar images that visual angle difference be present of oneself satisfaction.
Using the stereoscopic shooting method of the present embodiment, the first reflecting surface for aiding in filming apparatus and the can be utilized
The light of the scene reflections at the rear of the first camera is reflexed to the first camera by two reflectings surface, so as to first
Camera and second camera can be shot to unidirectional scenery simultaneously, be obtained with vision difference
Two images or two-path video, then carry out image calibration and video calibration process, obtain stereo-picture or
Three-dimensional video-frequency, the stereoscopic shooting method of the present embodiment, two cameras are taken full advantage of, relative to existing skill
Art realizes stereoscopic shooting using single-lens, and shooting angle and effective coverage are wider.
Embodiment three：
Referring to Fig. 9, the present embodiment provides another stereoscopic shooting method, to solid exemplified by shooting stereo-picture
Shooting process is described in detail, and filming apparatus is set to mobile phone, configured wherein before front camera
One reflecting surface and the second reflecting surface, configured 3rd reflecting surface and the 4th reflecting surface before rear camera.
S901, user start the stereoscopic shooting application in mobile phone, open stereoscopic shooting pattern；
Now, front and rear camera is in state of finding a view.
S902, the stereoscopic shooting of mobile phone, which are applied, is presented the content of finding a view of front and rear camera on a display screen；
S903, user start the calibration function of stereoscopic shooting application；
S904, it is directed at certain photographic subjects using front and rear camera while takes pictures, according to the two of shooting reference
Image determines size parameter and chroma-luminance parameter；
The image of front camera shooting is selected to calibrate benchmark image for size, the application of mobile phone stereoscopic shooting preserves
Size parameter.Mobile phone stereoscopic shooting is applied is determined as chroma-luminance parameter benchmark image, hand by another Zhang Zidong
The application of machine stereoscopic shooting preserves corresponding chroma-luminance parameter；
S905, calibration performed to two reference pictures according to size parameter and chroma-luminance parameter；
Wherein, including：The calibration perform function of user starts application, the stereoscopic shooting of mobile phone are applied according to big
Small parameter and two reference charts of chroma-luminance parametric calibration front and rear camera shooting.
After the completion of S906, calibration, mobile phone, which is applied, is presented two reference charts after calibration on a display screen；
S907, user confirm whether the picture after calibration meets to require, such as meet to require, user confirms calibration
Complete, into S908, be such as unsatisfactory for requiring, rollback S904；
S908, using size parameter and chroma-luminance parameter as calibration parameter；
Left and right picture view-finder after S909, mobile phone display calibration, into shooting state；
Hereafter, the image shown in the picture view-finder of left and right is exactly to utilize the image after calibration parameter calibration.
S910, user are directed at photographic subjects, click on shooting push button, and the application of mobile phone stereoscopic shooting obtains two figures
Picture, preserve in memory；
S911, stereoscopic photograph generated according to two images and calibration parameter.
Wherein, S911 includes mobile phone using calibration parameter two images of calibration are pressed, after completing calibration, by two
Stereo-picture of the picture processing into left-right format.It is of course also possible to it is processed into other solids such as red blue form
Image.
In the present embodiment, S904-S908 detailed step is as follows：
Step 1：User be aligned photographic subjects, click on shooting, mobile phone obtain two images as left-eye image with
There is eye pattern picture, left eye figure and right eye figure may refer to Figure 10；
Step 2：User chooses left-eye image (or eye image) as size calibration benchmark image；
Step 3：The application of mobile phone stereoscopic shooting obtains the profile of the shooting subject goal in left-eye image, it is determined that main
Maximum two point A, B of body target, calculate the pixel parameter X between AB；
Step 4：Mobile phone stereoscopic shooting is applied according to AB pixel-parameters X, adjusts eye image size so that
Pixel parameter between the point of maximum two A1, B1 of shooting subject goal in right eye figure is equal to X；
Left eye figure and right eye figure after adjustment may refer to the content shown in Figure 11, after the adjustment, right and left eyes
Shooting subject goal in figure is in the same size in two images, and the pixel of two images is also consistent.
Step 5：User confirms calibration result, such as meets the requirements, and user clicks on calibration and completed, and is shone into solid
Piece shooting state, as calibration result is undesirable, resumes step 1；
Wherein, meet the requirements the size one for referring to the two shooting subject goals opened one's eyes in figure in two images
Cause；Further, the needs that the ratio of shooting subject goal in the picture meets user can also be included,
The calibration result of the left and right eye pattern shown in Figure 11 can be shown in step 5, on display screen, can also be in the page
Upper set confirms touch area, when user is satisfied with current calibration result, directly touches the region, you can enter
Enter stereographic picture-taking objective state.
Step 6：The application of mobile phone stereoscopic shooting preserves parameter X as size calibration parameter.
Determination for chroma-luminance calibration parameter, above-mentioned step 1- steps 6 are may be referred to, to this no longer
Repeat.
Using the stereoscopic shooting method of the present embodiment, user can utilize the front and rear camera of mobile phone to shoot
It to stereo-picture, and can guarantee that shooting angle and effective shooting distance are wider, it is more remote to be advantageous to shooting
The stereo-picture of scenery, lift Consumer's Experience.Meet that user makes stereo-picture or three-dimensional video-frequency to itself
Demand.
Obviously, those skilled in the art should be understood that each module of the invention described above or each step can be used
General computing device realizes that they can be concentrated on single computing device, or be distributed in multiple
On the network that computing device is formed, alternatively, they can with computing device can perform program code come
Realize, it is thus possible to be stored in storage medium (ROM/RAM, magnetic disc, CD) by calculating
Device performs, and in some cases, can be with shown or described by being performed different from order herein
The step of, they are either fabricated to each integrated circuit modules respectively or by multiple modules in them
Or step is fabricated to single integrated circuit module to realize.So the present invention be not restricted to it is any specific hard
Part and software combine.
Above content is to combine specific embodiment further description made for the present invention, it is impossible to is recognized
The specific implementation of the fixed present invention is confined to these explanations.For the ordinary skill of the technical field of the invention
For personnel, without departing from the inventive concept of the premise, some simple deduction or replace can also be made,
Protection scope of the present invention should be all considered as belonging to.
Claims (11)
1. one kind auxiliary filming apparatus, including the first reflecting surface and the second reflecting surface, the second reflecting surface face
To the first camera, the light sent from first direction passes through first reflecting surface and the second reflecting surface successively
Reflection, be reflected to the shooting face of first camera；The first direction and first camera
Shooting direction it is opposite.
2. the auxiliary filming apparatus as described in right wants 1, it is characterised in that first reflecting surface and described
Second reflecting surface is respectively by the first speculum and the realization of the second speculum, the reflecting surface court of second speculum
To first camera, the reflecting surface of the reflecting surface of first speculum and second speculum is relative；
Or first reflecting surface and second reflecting surface are respectively by the first filming side of the first prism
To be realized with the second plated film side, first prism also includes first plane of incidence and the first exit facet, and described the
One plane of incidence is overlapped with first exit facet or parallel, first plane of incidence and the first filming side
Relatively, first exit facet is between the second plated film side and first camera；
Or first reflecting surface and second reflecting surface are respectively by the 3rd side of the second prism and
Realize that second prism also includes second plane of incidence and gone out towards the second of first camera in four sides
Face is penetrated, second plane of incidence is overlapped with second exit facet or parallel, the light that the first direction is sent
Line is all-trans in the 3rd side and the 4th side successively from second plane of incidence vertical incidence
Penetrate, and from the second exit facet vertical exit to the shooting face of first camera.
3. auxiliary filming apparatus as claimed in claim 2, it is characterised in that when first reflecting surface and
When second reflecting surface is realized by the first speculum and the second speculum respectively, in addition to the first fixture,
First fixture is used to first speculum and the second speculum be fixed.
4. the auxiliary filming apparatus as described in claim any one of 1-3, it is characterised in that also including displacement
Light guide, the displacement light guide include the 3rd reflecting surface and the 4th reflecting surface, the 3rd reflecting surface and institute
It is parallel and relative to state the 4th reflecting surface, the 3rd reflecting surface is towards second camera, from the first direction
After the reflection of the 4th reflecting surface and the 3rd reflecting surface translation occurs for the light sent,
Reach the second camera.
5. auxiliary filming apparatus as claimed in claim 4, it is characterised in that the 3rd reflecting surface and institute
State the 4th reflecting surface to be realized by the 3rd speculum and the 4th speculum respectively, the 3rd speculum and described the
The reflectings surface of four speculums is relative and parallel, and the reflecting surface of the 3rd speculum is towards the second camera；
Or the 3rd reflecting surface and the 4th reflecting surface are respectively by the 5th plated film side of prism
Realize that the 5th plated film side and the 6th plated film side are parallel and relative with the 6th plated film side, described the
Prism also includes the 3rd plane of incidence and the 3rd exit facet parallel to each other, and the 3rd exit facet is positioned at described
Between 5th plated film side and the second camera, the 3rd plane of incidence and the 6th plated film side phase
It is right；
Or the 3rd reflecting surface and the 4th reflecting surface are by the heptalateral face and the 8th side of the 4th prism
Face realizes that the heptalateral face and the 8th side are parallel and relative, and it is incident that the 4th prism also includes the 4th
Face and the 4th exit facet, from the light that the first direction is sent by the 4th plane of incidence vertical incidence, according to
It is secondary be totally reflected in the 8th side and heptalateral face after reach the 4th exit facet, and from described
Four exit facet vertical exits are to the shooting face of the second camera.
6. auxiliary filming apparatus as claimed in claim 5, it is characterised in that when the 3rd reflecting surface and
When 4th reflecting surface is realized by the 3rd speculum and the 4th speculum respectively, the displacement light guide also wraps
The second fixture is included, second fixture is used to carry out the 3rd speculum and the 4th speculum
It is fixed, it is kept state parallel to each other.
7. a kind of stereoscopic shooting method, including：
Using the first reflecting surface for aiding in filming apparatus, by from the opposite direction of the shooting direction of the first camera
The light sent reflexes to the second reflecting surface of the auxiliary filming apparatus, using in face of first camera
The second reflecting surface the light of the first reflective surface is reflexed into first camera；
Shot simultaneously using the second camera of capture apparatus and first camera, obtain two figures
Picture or two-path video；
Stereo-picture processing is carried out to two images, or three-dimensional video-frequency processing is carried out to the two-path video.
8. stereoscopic shooting method as claimed in claim 7, it is characterised in that also include：
Shot simultaneously in the second camera using capture apparatus and first camera, obtain two
Before image or two-path video, in addition to：
Reflected using the light for aiding in the 4th reflecting surface of filming apparatus to send the shooting direction of second camera
Onto threeth reflecting surface parallel and relative with the 4th reflecting surface, using in face of the second camera
The light of 4th reflective surface is reflexed to the second camera by the 3rd reflecting surface.
9. stereoscopic shooting method as claimed in claim 7 or 8, it is characterised in that utilizing capture apparatus
Second camera and first camera simultaneously shot, before obtaining two images or two-path video,
Also include：
Obtain size calibration parameter and chroma-luminance calibration parameter；
It is described that stereo-picture processing is carried out to two images, or three-dimensional video-frequency is carried out to the two-path video
Processing includes：School is carried out to two images according to the size calibration parameter and chroma-luminance calibration parameter
Standard, stereo-picture is obtained, or according to the size calibration parameter and chroma-luminance calibration parameter to the two-way
Video is calibrated, and obtains three-dimensional video-frequency.
10. stereoscopic shooting method as claimed in claim 9, it is characterised in that the acquisition size calibration
Parameter and chroma-luminance calibration parameter include：
Shot simultaneously using first camera and the second camera, obtain two reference pictures；
On the basis of the size parameter of the target subject of any image in two reference pictures, to another
The size of one image is adjusted；
On the basis of the chroma-luminance parameter of the target subject of any image in two reference pictures,
Another image is adjusted；
If two reference pictures after adjustment meet the requirements, the size parameter and the chroma-luminance are joined
Number is used as size calibration parameter and chroma-luminance calibration parameter.
11. stereoscopic shooting method as claimed in claim 10, it is characterised in that utilizing capture apparatus
Second camera and first camera are shot simultaneously during, the size calibration parameter is utilized
With the chroma-luminance calibration parameter, the picture currently caught to first camera and the second camera
Face is calibrated respectively, and shows the picture after calibration.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610459805.1A CN107529052A (en) | 2016-06-22 | 2016-06-22 | One kind auxiliary filming apparatus and stereoscopic shooting method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610459805.1A CN107529052A (en) | 2016-06-22 | 2016-06-22 | One kind auxiliary filming apparatus and stereoscopic shooting method |
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| CN107529052A true CN107529052A (en) | 2017-12-29 |
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| CN201610459805.1A Withdrawn CN107529052A (en) | 2016-06-22 | 2016-06-22 | One kind auxiliary filming apparatus and stereoscopic shooting method |
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| CN108737700A (en) * | 2018-05-11 | 2018-11-02 | 上海隽韬创意设计发展有限公司 | Photographic device |
| WO2019245459A1 (en) * | 2018-06-21 | 2019-12-26 | National University Of Singapore | Method and device for generating an image using two cameras |
| CN111629107A (en) * | 2020-06-10 | 2020-09-04 | 北京字节跳动网络技术有限公司 | Terminal control method and device, terminal and storage medium |
| WO2021017518A1 (en) * | 2019-07-26 | 2021-02-04 | 华为技术有限公司 | Electronic device and image processing method |
| CN112672136A (en) * | 2020-12-24 | 2021-04-16 | 维沃移动通信有限公司 | Camera module and electronic equipment |
| CN112824964A (en) * | 2019-11-15 | 2021-05-21 | 宁波舜宇光电信息有限公司 | Periscopic camera module and assembling method thereof |
| CN114815280A (en) * | 2022-06-29 | 2022-07-29 | 深圳市信润富联数字科技有限公司 | Method and system for multi-faceted focused imaging |
| CN117554030A (en) * | 2024-01-12 | 2024-02-13 | 中国空气动力研究与发展中心计算空气动力研究所 | Flow display diagram shooting device based on reflecting mirror |
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| CN108737700A (en) * | 2018-05-11 | 2018-11-02 | 上海隽韬创意设计发展有限公司 | Photographic device |
| WO2019245459A1 (en) * | 2018-06-21 | 2019-12-26 | National University Of Singapore | Method and device for generating an image using two cameras |
| WO2021017518A1 (en) * | 2019-07-26 | 2021-02-04 | 华为技术有限公司 | Electronic device and image processing method |
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| CN112824964A (en) * | 2019-11-15 | 2021-05-21 | 宁波舜宇光电信息有限公司 | Periscopic camera module and assembling method thereof |
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| CN112672136A (en) * | 2020-12-24 | 2021-04-16 | 维沃移动通信有限公司 | Camera module and electronic equipment |
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| CN117554030A (en) * | 2024-01-12 | 2024-02-13 | 中国空气动力研究与发展中心计算空气动力研究所 | Flow display diagram shooting device based on reflecting mirror |
| CN117554030B (en) * | 2024-01-12 | 2024-03-26 | 中国空气动力研究与发展中心计算空气动力研究所 | Flow display diagram shooting device based on reflecting mirror |
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