CN107147894A - A kind of virtual visual point image generating method in Auto-stereo display - Google Patents
A kind of virtual visual point image generating method in Auto-stereo display Download PDFInfo
- Publication number
- CN107147894A CN107147894A CN201710226879.5A CN201710226879A CN107147894A CN 107147894 A CN107147894 A CN 107147894A CN 201710226879 A CN201710226879 A CN 201710226879A CN 107147894 A CN107147894 A CN 107147894A
- Authority
- CN
- China
- Prior art keywords
- image
- visual point
- virtual
- virtual visual
- point image
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/50—Depth or shape recovery
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T11/00—2D [Two Dimensional] image generation
- G06T11/003—Reconstruction from projections, e.g. tomography
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T11/00—2D [Two Dimensional] image generation
- G06T11/40—Filling a planar surface by adding surface attributes, e.g. colour or texture
-
- 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 present invention proposes the virtual visual point image generating method in a kind of Auto-stereo display.This method includes virtual visual point image generation and free stereo image synthesizes two processes.According to multi-view free stereoscopic displayer display parameters, determine the position relationship between multiple views anaglyph, camera parameter is adjusted, the virtual visual point image of ad-hoc location is obtained, free stereo image is synthesized using reference view image and virtual visual point image and is shown on auto-stereoscopic display.The present invention consider virtual view synthesis between prospect and background block with the discontinuous problem of boundary depth value, improve the quality of the virtual visual point image of generation.
Description
Technical field
The present invention relates to free 3 D display technology, the virtual visual point image in more particularly to a kind of Auto-stereo display is given birth to
Into method.
Background technology
Free 3 D display technology is related to multiple views anaglyph and obtained and free stereo image synthetic technology.Multiple views are regarded
Difference image can be obtained by synchronous camera or 3D modeling software, and free stereo image is pressed by the multiple views anaglyph obtained
Certain method is synthesized.In the acquisition methods of multiple views anaglyph, relatively held high using the price of multiple synchronous cameras
It is expensive, it is very high using the time cost of modeling software.Virtual visual point synthesizing method can using two reference view texture images and its
Corresponding depth image generates virtual visual point image by way of three-dimensional mapping, by the adjustment of camera parameter, can obtain
The virtual visual point image of optional position between two reference views.Then closed using two reference view texture images and virtual visual point image
Into free stereo image.But traditional virtual visual point synthesizing method is present that depth image edge depth value is discontinuous, the prospect back of the body
The problems such as being blocked between scape, the quality to virtual visual point image has a great impact.
The content of the invention
It is contemplated that realizing high-quality Auto-stereo display.In order to reach the purpose, the present invention proposes a kind of free
Virtual visual point image generating method in stereoscopic display.This method includes virtual visual point image generation and free stereo image synthesis
Two processes, idiographic flow is as shown in Figure 1.In virtual visual point image generation, first to reference view depth image forward
Mapping generation virtual depth image, the method then filled using background is filled out to the cavity in the virtual depth image of generation
Fill, finally according to the virtual depth image mapping generation virtual visual point image of filling.During this, depth image after mapping is entered
The method of row background filling has been obviously improved the quality of virtual visual point image.In free stereo image building-up process, root first
According to the display parameters of Auto-stereo display, the position relationship between viewpoint number and multiple views anaglyph is determined, so that it is determined that
The position of the virtual visual point image of generation is needed, camera parameter generation virtual visual point image, multiple views anaglyph is then adjusted
It is made up of the virtual visual point image of reference view image and ad-hoc location, finally utilizes multiple views anaglyph synthesis free stereo
Image.During this, simply and rapidly multiple views anaglyph can be generated using virtual view composition algorithm.
The virtual visual point image generating process, the geological information of scene is expressed using depth information and camera parameter,
Virtual visual point image for intending generation, as shown in Figure 2, first will by three-dimension varying equation using above geological information
The pixel projection of reference picture is in the image coordinate system of target view, so as to generate the image of target view.Reference picture
Each pixel is from two dimensional surface back projection to three dimensions：
(1)
(2)
(x, y, z )TRepresent three dimensions point, then the point of three dimensions by re-projection to target view plane, (u,v,
1)TIt is the homogeneous coordinates of pixel in reference picture,K r, R rWitht rRepresent respectively the internal matrix of reference picture, spin matrix,
Translation matrix,K v,R vWitht vInternal matrix, spin matrix, the translation matrix of virtual visual point image are represented respectively,dRepresent (u,v) place's depth value, coordinate (l, m, n) represent virtual view in rounded coordinate.
Yet with there are problems that edge depth value is discontinuous in depth image, between prospect background, mapping life
Into virtual depth image in exist cavity.The method filled using background is carried out to the cavity in the virtual depth image of generation
The depth value for belonging to prospect in filling, depth image is more than the depth value of background,d (i, j) expression pixel (i, j) place
Depth value, represents that this pixel is sky pixel when it is 0, utilizes empty pixel near zone ΩγIn non-zero minimum depth valued
(m, n) rightd(i, j) be filled：
(3)
Whereind(m, n) represent region Ω in pixel (m, n) place depth value,γRepresent in the Ω of region pixel and empty pixel it
Between distance,γ=1,2 ..., 9, the subjective evaluation quality for the virtual visual point image that its value passes through generation is sieved
Choosing.Corresponding virtual visual point image, final virtual visual point image are then generated according to the depth image mapping after fillingI v(u,v) by the virtual visual point image after the mapping of left and right reference viewI l(u l , v l)、I r(u r, v r) synthesis：
(4)
(5)
WhereinαRepresent weighted factor,t l、t rThe translation matrix of left and right reference view external parameter is represented respectively.
The free stereo image building-up process, by taking 3 tunnel anaglyphs as an example, such as accompanying drawing 3, the small rectangle of proper alignment is
1,2,3 in 1 sub-pixel on display screen, 3 sub-pixels 1 pixels of composition, Fig. 3 represent 3 tunnel anaglyphs respectively.If light
Grid cycle isp, grating slope angle isθ, 2D display screen sub-pixel widths areW p, the viewpoint number used forK, this 4 parameters
It need to appropriately match, meet following relation：
(6)
In formula,ceil() represents to round up.Determine viewpoint numberKAnd angle of inclinationθAfterwards, so that it may willKWidth anaglyph synthesis one
Width free stereo image.KThe conjunction primitive reason of road anaglyph is identical with principle as shown in Figure 3, according to auto-stereoscopic display
Display parameters, the position relationship between multiple views anaglyph is determined, so that it is determined that needing the virtual visual point image generated
Position, then adjusts camera parameter generation virtual visual point image.Camera parameterA n、R n、t nRespectively cameraC n Internal matrix,
Spin matrix, translation matrix, whereinnRepresent camera label.Two reference view cameras areC 0、C 1, corresponding rotation matrix is respectivelyR 0、R 1；Corresponding to translation matrix is respectivelyt 0、t 1；Internal matrix isA 0、A 1.Two reference view centre positionsC', its translation matrixt
(c') bet 0Witht 1Average value, its internal matrixA(c') withA 0WithA 1Keep identical, its spin matrix isR(c') by following public affairs
Formula is tried to achieve：
(7)
(8)
WhereinRFor the spin matrix factor of introducing, the camera in any two viewpoints centre position can be calculated by formula (7), (8)
Rotation parameter, it is possible thereby to which iteration goes out the camera rotation parameter of optional positionR n, andA nKeep constant,t nFor two reference views
Average, so as to generate multiple views anaglyph using virtual view composition algorithm.
4th, illustrate
Accompanying drawing 1 be a kind of Auto-stereo display in virtual visual point image generating method flow chart
Accompanying drawing 2 is the geometrical relationship schematic diagram between reference view and target view
Accompanying drawing 3 is free stereo image composition principle schematic diagram
Accompanying drawing 4 is unfilled virtual depth image mapping generation virtual visual point image
Accompanying drawing 5 is the virtual depth image mapping generation virtual visual point image after filling
Shown by reference numeral in above-mentioned accompanying drawing is：
1 reference view plane coordinate system, 2 three dimensions, 3 target view plane coordinate systems, 4 Lenticular screens, 5 composographs
Pixel.
It should be appreciated that above-mentioned accompanying drawing is schematical, it is not drawn to draw.
5th, embodiment
Implement the following detailed description of a typical case of the virtual visual point image generating method in a kind of Auto-stereo display of the invention
Example, the present invention is further described specifically.It is necessarily pointed out that, following examples be served only for the present invention do into
The explanation of one step, it is impossible to be interpreted as limiting the scope of the invention, skilled person is according to the invention described above for the art
Content makes some nonessential modifications and adaptations to the present invention, still falls within protection scope of the present invention.
It is contemplated that realizing high-quality Auto-stereo display.In order to reach the purpose, the present invention proposes a kind of free
Virtual visual point image generating method in stereoscopic display.This method includes virtual visual point image generation and free stereo image synthesis
Two processes, idiographic flow is as shown in Figure 1.In virtual visual point image generation, first to reference view depth image forward
Mapping generation virtual depth image, the method then filled using background is filled out to the cavity in the virtual depth image of generation
Fill, finally according to the virtual depth image mapping generation virtual visual point image of filling.During this, depth image after mapping is entered
The method of row background filling has been obviously improved the quality of virtual visual point image.In free stereo image building-up process, root first
According to the display parameters of Auto-stereo display, the position relationship between viewpoint number and multiple views anaglyph is determined, so that it is determined that
The position of the virtual visual point image of generation is needed, camera parameter generation virtual visual point image, multiple views anaglyph is then adjusted
It is made up of the virtual visual point image of reference view image and ad-hoc location, finally utilizes multiple views anaglyph synthesis free stereo
Image.During this, simply and rapidly multiple views anaglyph can be generated using virtual view composition algorithm.
The virtual visual point image generating process, the geological information of scene is expressed using depth information and camera parameter,
Virtual visual point image for intending generation, as shown in Figure 2, first will by three-dimension varying equation using above geological information
The pixel projection of reference picture is in the image coordinate system of target view, so as to generate the image of target view.Reference picture
Each pixel is from two dimensional surface back projection to three dimensions：
(1)
(2)
(x, y, z )TRepresent three dimensions point, then the point of three dimensions by re-projection to target view plane, (u,v,
1)TIt is the homogeneous coordinates of pixel in reference picture,K r, R rWitht rRepresent respectively the internal matrix of reference picture, spin matrix,
Translation matrix,K v,R vWitht vInternal matrix, spin matrix, the translation matrix of virtual visual point image are represented respectively,dRepresent (u,v) place's depth value, coordinate (l, m, n) represent virtual view in rounded coordinate.
Yet with there are problems that edge depth value is discontinuous in depth image, between prospect background, mapping life
Into virtual depth image in exist cavity.The method filled using background is carried out to the cavity in the virtual depth image of generation
The depth value for belonging to prospect in filling, depth image is more than the depth value of background,d (i, j) expression pixel (i, j) place
Depth value, represents that this pixel is sky pixel when it is 0, utilizes empty pixel near zone ΩγIn non-zero minimum depth valued
(m, n) rightd(i, j) be filled：
(3)
Whereind(m, n) represent region Ω in pixel (m, n) place depth value,γRepresent in the Ω of region pixel and empty pixel it
Between distance,γ=1,2 ..., 9, the subjective evaluation quality for the virtual visual point image that its value passes through generation is sieved
Choosing.Corresponding virtual visual point image, final virtual visual point image are then generated according to the depth image mapping after fillingI v(u,v) by the virtual visual point image after the mapping of left and right reference viewI l(u l , v l)、I r(u r, v r) synthesis：
(4)
(5)
WhereinαRepresent weighted factor,t l、t rThe translation matrix of left and right reference view external parameter is represented respectively.
The free stereo image building-up process, by taking 3 tunnel anaglyphs as an example, such as accompanying drawing 3, the small rectangle of proper alignment is
1,2,3 in 1 sub-pixel on display screen, 3 sub-pixels 1 pixels of composition, Fig. 3 represent 3 tunnel anaglyphs respectively.If light
Grid cycle isp, grating slope angle isθ, 2D display screen sub-pixel widths areW p, the viewpoint number used forK, this 4 parameters
It need to appropriately match, meet following relation：
(6)
In formula,ceil() represents to round up.Determine viewpoint numberKAnd angle of inclinationθAfterwards, so that it may willKWidth anaglyph synthesis one
Width free stereo image.KThe conjunction primitive reason of road anaglyph is identical with principle as shown in Figure 3, for standing for 28 cun of 9 road parallax
9 subpixel periods are covered under body display, its screen periods, are provided in two reference views with Microsoft Research, Asia
Exemplified by viewpoint 3 and 5 in " breakdancers ", camera parameter is adjusted, grey iterative generation 7 is virtually regarded successively in the middle of two viewpoints
Dot image, two width reference view images and seven width virtual visual point images constitute nine tunnel anaglyphs.Camera parameterA n、R n、t nRespectively
For cameraC nInternal matrix, spin matrix, translation matrix, whereinnRepresent camera label.Two reference view cameras areC 0、C 1,
The corresponding spin matrix of corresponding spin matrixR 0、R 1；Corresponding translation matrixt 0、t 1；Internal matrixA 0、A 1.Two reference views
Centre positionC', its translation matrixt(c') bet 0Witht 1Average value, its internal matrixA(c') withA 0WithA 1Keep identical, its
Spin matrix isR(c') tried to achieve by below equation：
(7)
(8)
WhereinRFor the spin matrix factor of introducing, the camera in any two viewpoints centre position can be calculated by formula (7), (8)
Rotation parameter, it is possible thereby to which iteration goes out the camera rotation parameter of optional positionR n, andA nKeep constant,t nFor two reference views
Average, so as to generate multiple views anaglyph using virtual view composition algorithm.
The present invention synthesizes two processes by virtual visual point image generation and free stereo image, vertical according to multi-view auto
Body display display parameters, determine the position relationship between multiple views anaglyph, adjust camera parameter, obtain ad-hoc location
Virtual visual point image, free stereo image is synthesized and in auto-stereoscopic display using reference view image and virtual visual point image
It is shown above.The present invention considers in virtual view synthesis blocking and boundary depth value is discontinuous asks between prospect background
Topic, improves the quality of the virtual visual point image of generation.
Claims (3)
1. the virtual visual point image generating method in a kind of Auto-stereo display, it is characterised in that this method utilizes virtual view
Synthetic technology, according to multi-view free stereoscopic displayer display parameters, adjusts camera parameter, obtains the virtual view of ad-hoc location
Image, is filled up, this method includes virtually regarding in virtual view synthesis to the hole region progress background in virtual depth image
Dot image is generated and free stereo image synthesizes two processes；Virtual visual point image generation in, reference view depth image to
Before be mapped to virtual depth image, the method filled using background is filled to the cavity in the virtual depth image of generation；
In free stereo image building-up process, first according to the display parameters of Auto-stereo display, it is determined that needing what is generated virtually to regard
The position of dot image, then adjusts camera parameter generation virtual visual point image, multiple views anaglyph by reference view image and
The virtual visual point image composition of ad-hoc location, finally utilizes multiple views anaglyph synthesis free stereo image.
2. the virtual visual point image generating method in a kind of Auto-stereo display according to claim 1, it is characterised in that
In the virtual visual point image generating process, the method filled using background is to the cavity in the virtual depth image of mapping generation
It is filled, the depth value that prospect is belonged in depth image is more than the depth value for belonging to background,d (i, j) expression pixel (i,j) place depth value, represent that this pixel is sky pixel when it is 0, utilize empty pixel near zone ΩγIn non-zero minimum it is deep
Angle valued(m, n) rightd(i, j) be filled, whereinγRepresent in empty pixel near zone Ω between pixel and empty pixel away from
From,γ=1,2 ..., 9,d(m, n) represent region Ω in pixel (m, n) place depth value, pass through the virtual of generation and regard
Evaluation quality pair on dot image is subjective and objectiveγValue screened.
3. the virtual visual point image generating method in a kind of Auto-stereo display according to claim 1, it is characterised in that
In the free stereo image building-up process, according to the display parameters of Auto-stereo display, it is determined that needing the virtual view generated
The position of image, adjusts the internal matrix of cameraA n, spin matrixR n, translation matrixt n, the grey iterative generation successively in the middle of two viewpoints
Virtual visual point image, two width reference view images and virtual visual point image constitute multichannel anaglyph, utilize multichannel anaglyph
Synthesize free stereo image.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710226879.5A CN107147894B (en) | 2017-04-10 | 2017-04-10 | A kind of virtual visual point image generating method in Auto-stereo display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710226879.5A CN107147894B (en) | 2017-04-10 | 2017-04-10 | A kind of virtual visual point image generating method in Auto-stereo display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107147894A true CN107147894A (en) | 2017-09-08 |
| CN107147894B CN107147894B (en) | 2019-07-30 |
Family
ID=59775292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710226879.5A Active CN107147894B (en) | 2017-04-10 | 2017-04-10 | A kind of virtual visual point image generating method in Auto-stereo display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107147894B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108769662A (en) * | 2018-07-03 | 2018-11-06 | 京东方科技集团股份有限公司 | A kind of multiple views bore hole 3D rendering hole-filling method, apparatus and electronic equipment |
| CN108810511A (en) * | 2018-06-21 | 2018-11-13 | 华中科技大学 | A kind of multiple views compression depth video enhancement method based on viewpoint consistency |
| CN109961406A (en) * | 2017-12-25 | 2019-07-02 | 深圳市优必选科技有限公司 | A kind of method, apparatus and terminal device of image procossing |
| WO2019170156A1 (en) * | 2018-03-08 | 2019-09-12 | Mediatek Inc. | Adaptive loop filtering method for reconstructed projection-based frame that employs projection layout of 360-degree virtual reality projection |
| CN110246146A (en) * | 2019-04-29 | 2019-09-17 | 北京邮电大学 | Full parallax light field content generating method and device based on multiple deep image rendering |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102325259A (en) * | 2011-09-09 | 2012-01-18 | 青岛海信数字多媒体技术国家重点实验室有限公司 | Method and device for synthesizing virtual viewpoints in multi-viewpoint video |
| CN102568026A (en) * | 2011-12-12 | 2012-07-11 | 浙江大学 | Three-dimensional enhancing realizing method for multi-viewpoint free stereo display |
| CN102714748A (en) * | 2010-03-12 | 2012-10-03 | 石保罗 | Stereoscopic image generation method and a device therefor |
| CN102831602A (en) * | 2012-07-26 | 2012-12-19 | 清华大学 | Image rendering method and image rendering device based on depth image forward mapping |
| CN104851129A (en) * | 2015-05-21 | 2015-08-19 | 成都绿野起点科技有限公司 | Multi-view-based 3D reconstruction method |
| CN105163104A (en) * | 2015-08-31 | 2015-12-16 | 四川虹微技术有限公司 | Intermediate view synthesis method without generating cavity |
-
2017
- 2017-04-10 CN CN201710226879.5A patent/CN107147894B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102714748A (en) * | 2010-03-12 | 2012-10-03 | 石保罗 | Stereoscopic image generation method and a device therefor |
| CN102325259A (en) * | 2011-09-09 | 2012-01-18 | 青岛海信数字多媒体技术国家重点实验室有限公司 | Method and device for synthesizing virtual viewpoints in multi-viewpoint video |
| CN102568026A (en) * | 2011-12-12 | 2012-07-11 | 浙江大学 | Three-dimensional enhancing realizing method for multi-viewpoint free stereo display |
| CN102831602A (en) * | 2012-07-26 | 2012-12-19 | 清华大学 | Image rendering method and image rendering device based on depth image forward mapping |
| CN104851129A (en) * | 2015-05-21 | 2015-08-19 | 成都绿野起点科技有限公司 | Multi-view-based 3D reconstruction method |
| CN105163104A (en) * | 2015-08-31 | 2015-12-16 | 四川虹微技术有限公司 | Intermediate view synthesis method without generating cavity |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109961406A (en) * | 2017-12-25 | 2019-07-02 | 深圳市优必选科技有限公司 | A kind of method, apparatus and terminal device of image procossing |
| CN109961406B (en) * | 2017-12-25 | 2021-06-25 | 深圳市优必选科技有限公司 | Image processing method and device and terminal equipment |
| GB2584020A (en) * | 2018-03-08 | 2020-11-18 | Mediatek Inc | Adaptive loop filtering method for reconstructed projection-based frame that employs projection layout of 360-Degree virtual reality projection |
| WO2019170156A1 (en) * | 2018-03-08 | 2019-09-12 | Mediatek Inc. | Adaptive loop filtering method for reconstructed projection-based frame that employs projection layout of 360-degree virtual reality projection |
| GB2584020B (en) * | 2018-03-08 | 2022-05-25 | Mediatek Inc | Adaptive loop filtering method for reconstructed projection-based frame that employs projection layout of 360-Degree virtual reality projection |
| TWI685244B (en) * | 2018-03-08 | 2020-02-11 | 聯發科技股份有限公司 | Adaptive loop filtering method for reconstructed projection-based frame |
| CN108810511A (en) * | 2018-06-21 | 2018-11-13 | 华中科技大学 | A kind of multiple views compression depth video enhancement method based on viewpoint consistency |
| CN108810511B (en) * | 2018-06-21 | 2019-08-30 | 华中科技大学 | A kind of multiple views compression depth video enhancement method based on viewpoint consistency |
| CN108769662B (en) * | 2018-07-03 | 2020-01-07 | 京东方科技集团股份有限公司 | Multi-view naked eye 3D image hole filling method and device and electronic equipment |
| US11043152B2 (en) | 2018-07-03 | 2021-06-22 | Boe Technology Group Co., Ltd. | Method and apparatus for filling holes in naked-eye 3D multi-viewpoint image, and electronic device for performing the method |
| CN108769662A (en) * | 2018-07-03 | 2018-11-06 | 京东方科技集团股份有限公司 | A kind of multiple views bore hole 3D rendering hole-filling method, apparatus and electronic equipment |
| CN110246146B (en) * | 2019-04-29 | 2021-07-30 | 北京邮电大学 | Full-parallax light field content generation method and device based on multiple-time depth image rendering |
| CN110246146A (en) * | 2019-04-29 | 2019-09-17 | 北京邮电大学 | Full parallax light field content generating method and device based on multiple deep image rendering |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107147894B (en) | 2019-07-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107147894B (en) | A kind of virtual visual point image generating method in Auto-stereo display | |
| US10148930B2 (en) | Multi view synthesis method and display devices with spatial and inter-view consistency | |
| CN102325259A (en) | Method and device for synthesizing virtual viewpoints in multi-viewpoint video | |
| US9445072B2 (en) | Synthesizing views based on image domain warping | |
| US8400496B2 (en) | Optimal depth mapping | |
| US9251621B2 (en) | Point reposition depth mapping | |
| CN101771893B (en) | Video frequency sequence background modeling based virtual viewpoint rendering method | |
| Bertel et al. | Megaparallax: Casual 360 panoramas with motion parallax | |
| JP6517245B2 (en) | Method and apparatus for generating a three-dimensional image | |
| EP2323416A2 (en) | Stereoscopic editing for video production, post-production and display adaptation | |
| US20100085423A1 (en) | Stereoscopic imaging | |
| KR101825759B1 (en) | Method for visualizing three-dimensional images on a 3d display device and 3d display device | |
| US20060171028A1 (en) | Device and method for display capable of stereoscopic vision | |
| CN103974055A (en) | 3D photo creation system and method | |
| JP2009116532A (en) | Method and apparatus for generating virtual viewpoint image | |
| CN109791704B (en) | Texture rendering method, system and device based on multi-layer UV mapping for free-running FVV application | |
| US9196080B2 (en) | Medial axis decomposition of 2D objects to synthesize binocular depth | |
| CN102930593A (en) | Real-time rendering method based on GPU (Graphics Processing Unit) in binocular system | |
| CN104869386A (en) | Virtual viewpoint synthesizing method based on layered processing | |
| CA2540538C (en) | Stereoscopic imaging | |
| KR20170025214A (en) | Method for Multi-view Depth Map Generation | |
| CN106878692A (en) | A kind of method for displaying three-dimensional object thereby that is blocked based on Fourier spectrum | |
| CN114401391A (en) | Virtual viewpoint generation method and device | |
| CN110149508A (en) | A kind of array of figure generation and complementing method based on one-dimensional integrated imaging system | |
| CN105578170B (en) | A kind of micro- pattern matrix directionality mapping method of integration imaging based on depth data |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |