CA2940535A1 - A method and an apparatus for generating data representative of a light field - Google Patents

A method and an apparatus for generating data representative of a light field Download PDF

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Publication number
CA2940535A1
CA2940535A1 CA2940535A CA2940535A CA2940535A1 CA 2940535 A1 CA2940535 A1 CA 2940535A1 CA 2940535 A CA2940535 A CA 2940535A CA 2940535 A CA2940535 A CA 2940535A CA 2940535 A1 CA2940535 A1 CA 2940535A1
Authority
CA
Canada
Prior art keywords
data
light
ray
pixel
field
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.)
Abandoned
Application number
CA2940535A
Other languages
English (en)
French (fr)
Inventor
Valter Drazic
Laurent Blonde
Arno Schubert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
InterDigital VC Holdings Inc
Original Assignee
Thomson Licensing SAS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of CA2940535A1 publication Critical patent/CA2940535A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/9201—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0075—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for altering, e.g. increasing, the depth of field or depth of focus
    • 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 two-dimensional [2D] image sensor
    • H04N13/229—Image signal generators using stereoscopic image cameras using a single two-dimensional [2D] image sensor using lenticular lenses, e.g. arrangements of cylindrical lenses
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/34—Systems for automatic generation of focusing signals using different areas in a pupil plane
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0007—Image acquisition
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
    • H04N13/194—Transmission of image signals
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/10—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2200/00—Indexing scheme for image data processing or generation, in general
    • G06T2200/21—Indexing scheme for image data processing or generation, in general involving computational photography
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10052—Images from lightfield camera
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20048—Transform domain processing
    • G06T2207/20061—Hough transform

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Studio Devices (AREA)
  • Image Processing (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Image Analysis (AREA)
CA2940535A 2015-09-17 2016-08-29 A method and an apparatus for generating data representative of a light field Abandoned CA2940535A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP15306446.4A EP3144879A1 (en) 2015-09-17 2015-09-17 A method and an apparatus for generating data representative of a light field
EP15306446.4 2015-09-17

Publications (1)

Publication Number Publication Date
CA2940535A1 true CA2940535A1 (en) 2017-03-17

Family

ID=54252224

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2940535A Abandoned CA2940535A1 (en) 2015-09-17 2016-08-29 A method and an apparatus for generating data representative of a light field

Country Status (9)

Country Link
US (1) US10021340B2 (enExample)
EP (2) EP3144879A1 (enExample)
JP (2) JP2017063414A (enExample)
KR (1) KR102583723B1 (enExample)
CN (1) CN107018293B (enExample)
CA (1) CA2940535A1 (enExample)
MX (1) MX357947B (enExample)
RU (1) RU2734018C2 (enExample)
TW (1) TW201730707A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116778068A (zh) * 2023-08-22 2023-09-19 中国电子科技集团公司第十五研究所 基于视点椭球相似特征数的光线采样精确优化方法

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* Cited by examiner, † Cited by third party
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US10317597B2 (en) * 2014-08-26 2019-06-11 The Board Of Trustees Of The Leland Stanford Junior University Light-field microscopy with phase masking
EP3144888A1 (en) * 2015-09-17 2017-03-22 Thomson Licensing An apparatus and a method for generating data representing a pixel beam
EP3145168A1 (en) * 2015-09-17 2017-03-22 Thomson Licensing An apparatus and a method for generating data representing a pixel beam
EP3351001B1 (en) * 2015-09-17 2021-08-11 InterDigital VC Holdings, Inc. Method for encoding a light field content
US20190257987A1 (en) * 2016-06-07 2019-08-22 Airy3D Inc. Light Field Imaging Device and Method for Depth Acquisition and Three-Dimensional Imaging
CN106373152B (zh) * 2016-09-18 2019-02-01 清华大学深圳研究生院 一种基于手持式光场相机的距离估计方法
DE202019006193U1 (de) * 2018-08-08 2025-12-16 Universidad Nacional De Colombia Plenoptische Okularvorrichtung
EP3935432B1 (en) * 2019-03-08 2025-08-20 InterDigital Madison Patent Holdings, SAS Optical method and system for displays based on beams with extended depth of focus
RU2760845C1 (ru) * 2021-02-12 2021-11-30 Федеральное государственное бюджетное военное образовательное учреждение высшего образования "Военно-космическая академия имени А.Ф. Можайского" Министерства обороны Российской Федерации Способ обнаружения и определения характеристик целей на основе регистрации и обработки хода лучей от объектов в наблюдаемом пространстве и устройство для его реализации
WO2022193104A1 (zh) * 2021-03-15 2022-09-22 华为技术有限公司 一种光场预测模型的生成方法及相关装置
US20230010620A1 (en) * 2021-07-06 2023-01-12 3D Patents, Llc Bowtie processing for radiance image rendering
CN116070687B (zh) * 2023-03-06 2023-07-04 浙江优众新材料科技有限公司 一种基于全局光线空间仿射变换的神经网络光场表示方法

Family Cites Families (18)

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US6097394A (en) * 1997-04-28 2000-08-01 Board Of Trustees, Leland Stanford, Jr. University Method and system for light field rendering
US6342917B1 (en) * 1998-01-16 2002-01-29 Xerox Corporation Image recording apparatus and method using light fields to track position and orientation
ES2372515B2 (es) * 2008-01-15 2012-10-16 Universidad De La Laguna Cámara para la adquisición en tiempo real de la información visual de escenas tridimensionales.
US20120249550A1 (en) * 2009-04-18 2012-10-04 Lytro, Inc. Selective Transmission of Image Data Based on Device Attributes
JP2010256291A (ja) * 2009-04-28 2010-11-11 Toyota Motor Corp 距離画像撮影装置
KR101668869B1 (ko) * 2009-05-29 2016-10-28 삼성전자주식회사 거리 센서, 3차원 이미지 센서 및 그 거리 산출 방법
US8749694B2 (en) * 2010-08-27 2014-06-10 Adobe Systems Incorporated Methods and apparatus for rendering focused plenoptic camera data using super-resolved demosaicing
JP6140709B2 (ja) * 2011-09-28 2017-05-31 ペリカン イメージング コーポレイション 明視野画像ファイルを符号化および復号するためのシステムおよび方法
JP6095266B2 (ja) * 2012-01-13 2017-03-15 キヤノン株式会社 画像処理装置及びその制御方法
US9300932B2 (en) * 2012-05-09 2016-03-29 Lytro, Inc. Optimization of optical systems for improved light field capture and manipulation
US8754829B2 (en) * 2012-08-04 2014-06-17 Paul Lapstun Scanning light field camera and display
JP6159097B2 (ja) * 2013-02-07 2017-07-05 キヤノン株式会社 画像処理装置、撮像装置、制御方法、及びプログラム
US9412172B2 (en) * 2013-05-06 2016-08-09 Disney Enterprises, Inc. Sparse light field representation
JP6223169B2 (ja) * 2013-12-19 2017-11-01 キヤノン株式会社 情報処理装置、情報処理方法およびプログラム
KR20150127507A (ko) * 2014-05-07 2015-11-17 엘지전자 주식회사 디스플레이 장치 및 디스플레이 장치의 제어 방법
KR102364084B1 (ko) * 2014-10-21 2022-02-17 엘지전자 주식회사 이동단말기 및 그 제어방법
CN104330174B (zh) * 2014-10-23 2017-05-31 北京理工大学 一种用于测量涡旋光束的周期渐变光栅及测量方法
CN104598744B (zh) * 2015-01-27 2017-11-21 北京工业大学 一种基于光场的深度估计方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116778068A (zh) * 2023-08-22 2023-09-19 中国电子科技集团公司第十五研究所 基于视点椭球相似特征数的光线采样精确优化方法
CN116778068B (zh) * 2023-08-22 2023-11-10 中国电子科技集团公司第十五研究所 基于视点椭球相似特征数的光线采样精确优化方法

Also Published As

Publication number Publication date
TW201730707A (zh) 2017-09-01
JP7523492B2 (ja) 2024-07-26
RU2016136352A (ru) 2018-03-15
CN107018293A (zh) 2017-08-04
EP3144879A1 (en) 2017-03-22
KR102583723B1 (ko) 2023-10-05
EP3144880B1 (en) 2019-08-21
RU2734018C2 (ru) 2020-10-12
JP2017063414A (ja) 2017-03-30
CN107018293B (zh) 2020-11-03
US20170085832A1 (en) 2017-03-23
KR20170035804A (ko) 2017-03-31
US10021340B2 (en) 2018-07-10
EP3144880A1 (en) 2017-03-22
JP2022141637A (ja) 2022-09-29
RU2016136352A3 (enExample) 2020-04-17
MX2016011964A (es) 2017-04-25
MX357947B (es) 2018-07-31

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20210816

FZDE Discontinued

Effective date: 20240206