CN106846973A - Stereoscopic imaging method is educated for sketch from life - Google Patents
Stereoscopic imaging method is educated for sketch from life Download PDFInfo
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- CN106846973A CN106846973A CN201710042872.8A CN201710042872A CN106846973A CN 106846973 A CN106846973 A CN 106846973A CN 201710042872 A CN201710042872 A CN 201710042872A CN 106846973 A CN106846973 A CN 106846973A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B11/00—Teaching hand-writing, shorthand, drawing, or painting
- G09B11/10—Teaching painting
-
- 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
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
- G03B15/05—Combinations of cameras with electronic flash apparatus; Electronic flash units
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Cameras Adapted For Combination With Other Photographic Or Optical Apparatuses (AREA)
Abstract
The invention belongs to teaching aid field of describing or paint, the present invention is directed to existing sketch from life educational mode, and when portrait from life is carried out, model's posture is easily lost shape and the technical problem of change is susceptible to effect of shadow, stereoscopic imaging method is educated for sketch from life there is provided one kind, is comprised the following steps：Default step：True-man model is placed on a rotatable platform, and Exposing Lamp is fixed with platform；Shoot step：With camera photo of one group of true-man model in different visual angles is shot in a shooting angle, such one group of true-man model is defined as single angle shot in the photo of different visual angles, one camera is defined as single-view photo in viewing angles photo, then platform is rotated to an angle, shoot single angle shot of true-man model again with camera, then platform is rotated to an angle again, repeats to shoot single angle shot, until platform turns to 10 360 °；Image-forming step；Step display.
Description
Technical field
The present invention relates to teaching aid field of describing or paint, and in particular to one kind educates three-dimensional imaging side for sketch from life
Method.
Background technology
In present art education, training and examination, " painting still life " and " portrait is painted from life " always is emphasis.Especially
It is " portrait is painted from life ", and subject must be examined into colleges and universities often as artistic student having specialty.
Existing " portrait is painted from life " trains, and is mostly to engage true-man model, allows true-man model to keep one in specific position
Individual posture, allows student or teacher to draw a picture.Such mode is very true, but paints from life to describing details and shadow change very
Important, people can not possibly remember all these details.The posture of model occur during drawing a picture for a long time it is slight lose shape,
Can so cause details to change, influence the quality of painting works.
And under available light, with the extension of the time of drawing a picture, effect of shadow can occur larger change, this change
Also the effect painted from life is influenced whether.Under based on this background, some trainings are, using portrait photographs as object of painting from life, to allow student to make
Draw, but the angle of portrait photographs is artificially to fix, and look at photo picture, and just only and then the angle of photographer's selection is walked,
This has confined the thinking of drawing a picture of student, and at some in the eyes, this does not draw a picture, and this is to copy.Entering behind the door, will not adopt substantially
With photo as object of painting from life.
Retain the details of true-man model and the effect of shadow of all angles, teacher can be directed to the details that retains with
And effect of shadow does and targetedly explains, the sketch from life quality of education, the quality of student's sketch from life works can be necessarily lifted.
The content of the invention
The present invention be directed to existing sketch from life educational mode, when portrait from life is carried out, model's posture easily lose shape and
Effect of shadow is susceptible to the technical problem of change, there is provided one kind educates stereoscopic imaging method for sketch from life.
The present invention provide base case be：Stereoscopic imaging method is educated for sketch from life, is comprised the following steps：
Default step：True-man model is placed on a rotatable platform, and Exposing Lamp is fixed with platform；
Shoot step：Photo of one group of true-man model in different visual angles is shot in a shooting angle with camera, such one group true
People model is defined as single angle shot in the photo of different visual angles, and a camera is defined as in viewing angles photo
Single-view photo, then rotates to an angle platform, shoots single angle shot of true-man model again with camera, then again will
Platform rotates to an angle, and repeats to shoot single angle shot, until platform turns to 10-360 °；
Image-forming step：Multigroup single angle shot is shone according to the change sequential combination of gantry angle of rotation into a multi-angle 2D
Piece；
Step display：One intelligent object of selection, allows intelligent object to be needed to show a single-view photo according to user.
Operation principle of the invention and advantage are：In default step, true-man model is placed on rotatable platform,
Shooting angle of the camera to true-man model can conveniently be changed.Exposing Lamp is fixed with platform, can allow platform rotate when true man
The effect of shadow of model is fixed, i.e., the shade that true-man model is formed under Exposing Lamp can also follow platform to rotate.If in
Under natural light, shade will not be rotated with platform.
In step is shot, in the photo of different visual angles, i.e., once shooting can for one group of true-man model of an angle shot
The photo for overlooking, looking squarely and looking up etc. multiple visual angles is formed, material is thus formed single angle shot.Then platform often rotates one
Determine angle and shoot side again, you can formed multigroup（It is individual）Single angle shot.These single angle shots can be visual angle from each（Phase
Machine position）, angle（Shooting angle）The real details and effect of shadow for reflecting true-man model.Platform rotational angle
（10-360°）Span can be according to actual conditions rotate, such as only need to the thin of the less shooting angle of object of painting from life
Section and effect of shadow, the rotational angle of platform just can be a little bit smaller with value.
And in step is rotated, because shooting speed is very fast, an angle shot is once, it is only necessary to spend several seconds when
Between, mainly camera shoots was completed in moment, therefore, the whole step that shoots can be completed in minutes, general true man
Model is can during this period of time to keep a posture immovable.
In image-forming step, be will shoot multigroup single angle shot according to gantry angle of rotation change sequentially（Clap
Take the photograph the change of angle sequentially）It is combined into one（Group）Multi-angle 2D photos, can so facilitate what user drew a picture required for selecting
Angle.
In step display, intelligent object may be selected existing frequently-used smart mobile phone, panel computer or PC etc.,
During display, one single-view photo of display, and single-view that can be according to the instruction selection of user switches every time shines
Piece, this makes it possible to each details for facilitating user to check to paint from life object.
The present invention for sketch from life educate stereoscopic imaging method, in minutes can shoot complete so it is avoided that
The problem that the posture of true-man model is lost shape.With common using photo as compared with object of painting from life, the multi-angle that this method is provided
2D photos, can really reflect the shadow state of object of painting from life from all angles, visual angle, and Exposing Lamp follows platform turning
It is dynamic, moreover it is possible to ensure that shadow details will not change.
Further, platform is rotated in the horizontal plane in presetting step.Platform is rotated in the horizontal plane, can allow shooting step
Preferably carry out, shoot the photo for coming, can more comprehensively react the details of all angles of object of painting from life, it is to avoid details
Repeat.If platform is not in a horizontal rotation in surface, then the single-view photo for obtaining has trickle deviation.
Further, in default step, a seat, the geometric center and platform of the seat of seat are fixedly mounted on platform
The center of circle that rotation is is located on same perpendicular.Seat can help true-man model keep posture, allow true-man model posture more
Good holding, geometric center and the platform of the seat of seat rotate the center of circle for being and are located on same perpendicular, being capable of step lifting
The shooting quality of single-view photo, it is to avoid the details in multi-angle 2D photos is excessively repeated.
Further, shoot in step, platform often rotates 3-15 °, and camera shoots once, platform rotates 360 ° to be stopped shooting.
This is directed to the situation of full viewing angles.
Further, shoot in step, platform often rotates 4-8 °, and camera shoots once, platform rotates 180 ° to be stopped shooting.This
It is directed to 180 ° of situations of viewing angles.
Further, shoot in step, platform often rotates 0.1-1 °, and camera shoots once, platform rotates 10 ° to be stopped shooting.
This is directed to the situation of object effect of shadow of only being painted from life in positive reaction.
Further, intelligent object is smart mobile phone, panel computer or PC.Smart mobile phone, panel computer or
PC right and wrong are usually used and existing, and user can be facilitated to be checked at any time when drawing a picture.
Brief description of the drawings
Fig. 1 is the structural representation for realizing the system of this method；
Fig. 2 is the structural representation of Fig. 1 turntables, seat and Exposing Lamp.
Specific embodiment
Below by specific embodiment, the present invention is further detailed explanation：
Reference in Figure of description includes：Camera 11, rotating disk 21, rotary shaft 22, seat 23, Exposing Lamp 31,.
Embodiment is substantially as shown in Figure 1：
Stereoscopic imaging method is educated for sketch from life, is comprised the following steps：
Default step：True-man model is placed on a rotatable platform, and Exposing Lamp 31 and platform are fixed.Select one
Individual rotary platform, what certain platform was referred to is those rotary rotating disks 21, swivel chair etc., as long as can rotate, is allowed
Camera can continuously change with the shooting angle of true-man model.
Shoot step：With camera photo of one group of true-man model in different visual angles, such one are shot in a shooting angle
Group true-man model is defined as single angle shot in the photo of different visual angles, and a camera is fixed in viewing angles photo
Justice is single-view photo, and then platform rotates to an angle, any value of this angle, the certain angle in this embodiment
It is 5 ° for taking, shoots single angle shot of true-man model again with camera, platform rotates to an angle again then, repeats to clap
Single angle shot is taken the photograph, until platform turns to 360 °, is thus set up with the photo of middle true-man model full angle.The step for
In, the selection face of camera is very wide, and certainly most basic requirement should want imaging clearly, photo effect out, can select
The list of Canon is anti-, and concrete model can use Canon 5D Mark III, and such imaging effect is relatively good.
Image-forming step：By multigroup single angle shot according to the change sequential combination of gantry angle of rotation into a multi-angle 2D
Photo.The step for can use smart mobile phone, panel computer and PC（Including notebook computer）To realize.
Step display：One intelligent object of selection, allows intelligent object to be needed to show a single-view photo according to user.This
In one step, intelligent object will mainly have display function and input function, i.e., can also use smart mobile phone, panel computer and individual
People's computer（Including notebook computer）To realize.The need for so can be according to user, paint from life object different visual angles, angle be shown
Photo.
A kind of system for carrying out the process is additionally provided, including：
Rotating disk 21（Equivalent to " platform " in method）, rotating disk 21 can in the horizontal plane make circular-rotation, and rotating disk 21 is provided with confession
The seat 23 of model's sitting, geometric center and the rotating disk 21 of the seat of seat 23 make the center of circle of circular-rotation positioned at same plumb line
On.The lower section of rotating disk 21 is provided with rotary shaft 22, or can directly replace rotating disk 21 with swivel chair 4.
Exposing Lamp 31, Exposing Lamp 31 is located at the top of seat 23, and Exposing Lamp 31 follows rotating disk 21 to rotate.In rotating disk 21 and exposure
One fix bar can be set between lamp 31, to realize the effect that Exposing Lamp 31 is rotated together with rotating disk 21.
Support is shot, support is shot and is provided with three cameras 11, the shooting centre focus of all cameras 11 and seat
The nose of model on 23, camera 11 respectively with different viewing angles models, the shooting centre focus of all cameras 11 with
The head of model on seat 23, it is single-view photo to define a camera 11 in the photo that a shooting angle shoots.
Camera 11 is mainly the equipment that acute pyogenic infection of finger tip can shoot influence, and popular saying is exactly to use camera, such as optional Canon 5D Mark
The camera of type III number.
Image-forming module, image-forming module includes processing unit, memory cell, input block, communication unit and display module, leads to
The Data Concurrent that news unit is used to receive the shooting of all cameras 11 is sent to processing unit, the camera that processing unit will be received
11 Data Synthesis for shooting are a multi-angle 2D photo, and memory cell preserves multi-angle 2D photos, and input block is used for
The instruction of user input is sent to processing unit, display module is used to show single-view photo according to the instruction of user.The imaging
Module is smart mobile phone, panel computer or PC（Including notebook computer）.Smart mobile phone, panel computer or individual
Computer（Including notebook computer）Processing module, display module and input module are respectively provided with, above-mentioned effect can be easily reached
Really.
In other embodiments, by single angle shot according to sequential combination is shot for multi-angle 2D photos, will all lists
Visual angle photo combines in sequence.Present smart mobile phone, panel computer and PC computers are attained by this effect.Into
As module is exactly to set up an image array for virtual single-view photo（That is multi-angle 2D photos）, according to taking module
The spatial relation of imaging point is set up in shooting order and taking module, and each the minimum unit in image array is
Single-view photo, same row（Or row, physical relationship is determined by the rotation direction of imaging point and rotating module）Haplopia
Angle photo is combined into a single angle shot.
In another embodiment, can be transmitted by cloud server between taking module and image-forming module, upper
During biography, taking module is added to all of single-view photo according to shooting order and identified, and then compression is packed all single-views
The data of photo are uploaded in cloud server, and image-forming module receives the data of all single-view photos, then according to mark
Set up an image array for virtual single-view photo（That is multi-angle 2D photos）.
Display module shows multi-angle 2D photos according to user instruction（Image array）In a certain single-view photo.This
It is kind just similar with present smart mobile phone when photograph album is checked, horizontally slip can check one, next photo it is the same.
In the present embodiment, user horizontally slips can select different angles（Selection shooting angle, can be herein in choosing in other words
Certain a line in image array is selected, that is, selects abscissa）Single-view photo, slide up and down the haplopia that can select different visual angles
Angle photo（Selection shooting visual angle, can be herein a certain row in image array is selected in other words, that is, select vertical seat
Mark）.I.e. user by finger on screen, horizontally slip or slide up and down switching single-view photo represent, display module according to
The distance of slip carries out the switching of single-view photo, and smooth continuity is slided to reach.
Refer here to a screen refresh rate（That is FPS, in other words within one second this time period, screen shows
The number of picture）Concept, if one second picture of screen shows is more than 24, human eye can it is artificial this be one section of video（Or
Person says coherent picture）.When display module is when the switching of single-view photo is carried out, the switch speed of single-view photo is more than per second
At 24, human eye is not that and will be considered that this is to establish a real model in displaying photo will be considered that this（Because user
Visual angle can be changed by the slip of finger）.
Above-described is only embodiments of the invention, and the general knowledge such as known concrete structure and characteristic is not made herein in scheme
Excessive description.It should be pointed out that for a person skilled in the art, on the premise of structure of the present invention is not departed from, can be with
Some deformations and improvement are made, these should also be considered as protection scope of the present invention, these are implemented all without the influence present invention
Effect and practical applicability.This application claims protection domain should be defined by the content of its claim, in specification
Specific embodiment etc. records the content that can be used for explaining claim.
Claims (7)
1. it is used for sketch from life and educates stereoscopic imaging method, it is characterised in that comprises the following steps：
Default step：True-man model is placed on a rotatable platform, and Exposing Lamp is fixed with platform；
Shoot step：Photo of one group of true-man model in different visual angles is shot in a shooting angle with camera, by one group of true man
Model is defined as single angle shot in the photo of different visual angles, and a camera is defined as list in viewing angles photo
Visual angle photo, then rotates to an angle platform, shoots single angle shot of true-man model again with camera, then again will be flat
Platform rotates to an angle, and repeats to shoot single angle shot, and the span that platform is rotated altogether is 10-360 °；
Image-forming step：Selection one intelligent object, intelligent object by multigroup single angle shot according to gantry angle of rotation change
Sequential combination is into a multi-angle 2D photo；
Step display：Allow intelligent object according to user need show a single-view photo.
2. it is according to claim 1 to educate stereoscopic imaging method for sketch from life, it is characterised in that to be put down in default step
Platform is rotated in the horizontal plane.
3. it is according to claim 1 to educate stereoscopic imaging method for sketch from life, it is characterised in that in default step
In, a seat is fixedly mounted on platform, geometric center and the platform of the seat of seat rotate the center of circle for being and are located at same plummet
On line.
4. stereoscopic imaging method is educated for sketch from life according to claim any one of 1-3, it is characterised in that shoot
In step, platform often rotates 3-15 °, and camera shoots once, and platform rotates 360 ° to be stopped shooting.
5. stereoscopic imaging method is educated for sketch from life according to claim any one of 1-3, it is characterised in that shoot
In step, platform often rotates 4-8 °, and camera shoots once, and platform rotates 180 ° to be stopped shooting.
6. stereoscopic imaging method is educated for sketch from life according to claim any one of 1-3, it is characterised in that shoot
In step, platform often rotates 0.1-1 °, and camera shoots once, and platform rotates 10 ° to be stopped shooting.
7. stereoscopic imaging method is educated for sketch from life according to claim any one of 1-3, it is characterised in that intelligence
Module is smart mobile phone, panel computer or PC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710042872.8A CN106846973A (en) | 2017-01-20 | 2017-01-20 | Stereoscopic imaging method is educated for sketch from life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710042872.8A CN106846973A (en) | 2017-01-20 | 2017-01-20 | Stereoscopic imaging method is educated for sketch from life |
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| CN106846973A true CN106846973A (en) | 2017-06-13 |
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| CN201710042872.8A Pending CN106846973A (en) | 2017-01-20 | 2017-01-20 | Stereoscopic imaging method is educated for sketch from life |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7015950B1 (en) * | 1999-05-11 | 2006-03-21 | Pryor Timothy R | Picture taking method and apparatus |
| CN201903746U (en) * | 2010-12-04 | 2011-07-20 | 徐进 | Horizontal 360-degree shooting platform for small-sized object |
| CN104269125A (en) * | 2014-10-20 | 2015-01-07 | 西安冉科信息技术有限公司 | Multi-angle shooting and image processing based three-dimensional display method |
| CN105301887A (en) * | 2015-11-27 | 2016-02-03 | 常州信息职业技术学院 | 3D panoramic camera system |
| CN105979140A (en) * | 2016-06-03 | 2016-09-28 | 北京奇虎科技有限公司 | Image generation device and image generation method |
-
2017
- 2017-01-20 CN CN201710042872.8A patent/CN106846973A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7015950B1 (en) * | 1999-05-11 | 2006-03-21 | Pryor Timothy R | Picture taking method and apparatus |
| CN201903746U (en) * | 2010-12-04 | 2011-07-20 | 徐进 | Horizontal 360-degree shooting platform for small-sized object |
| CN104269125A (en) * | 2014-10-20 | 2015-01-07 | 西安冉科信息技术有限公司 | Multi-angle shooting and image processing based three-dimensional display method |
| CN105301887A (en) * | 2015-11-27 | 2016-02-03 | 常州信息职业技术学院 | 3D panoramic camera system |
| CN105979140A (en) * | 2016-06-03 | 2016-09-28 | 北京奇虎科技有限公司 | Image generation device and image generation method |
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Application publication date: 20170613 |
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