CA2971337A1 - A method and a device for encoding a signal representative of a light-field content - Google Patents

A method and a device for encoding a signal representative of a light-field content Download PDF

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Publication number
CA2971337A1
CA2971337A1 CA2971337A CA2971337A CA2971337A1 CA 2971337 A1 CA2971337 A1 CA 2971337A1 CA 2971337 A CA2971337 A CA 2971337A CA 2971337 A CA2971337 A CA 2971337A CA 2971337 A1 CA2971337 A1 CA 2971337A1
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Canada
Prior art keywords
light
parameters
pixel
ray
field content
Prior art date
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Pending
Application number
CA2971337A
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English (en)
French (fr)
Inventor
Paul Kerbiriou
Sebastien Lasserre
Didier Doyen
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InterDigital CE Patent Holdings SAS
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Thomson Licensing SAS
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Publication of CA2971337A1 publication Critical patent/CA2971337A1/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
    • H04N21/2353—Processing of additional data, e.g. scrambling of additional data or processing content descriptors specifically adapted to content descriptors, e.g. coding, compressing or processing of metadata
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • G06T7/55—Depth or shape recovery from multiple images
    • G06T7/557—Depth or shape recovery from multiple images from light fields, e.g. from plenoptic cameras
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/20—Contour coding, e.g. using detection of edges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
    • H04N21/2355—Processing of additional data, e.g. scrambling of additional data or processing content descriptors involving reformatting operations of additional data, e.g. HTML pages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/95—Computational photography systems, e.g. light-field imaging systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/95—Computational photography systems, e.g. light-field imaging systems
    • H04N23/957—Light-field or plenoptic cameras or camera modules

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Library & Information Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Studio Devices (AREA)
  • Image Processing (AREA)
  • Optical Communication System (AREA)
  • Color Television Systems (AREA)
CA2971337A 2016-06-22 2017-06-20 A method and a device for encoding a signal representative of a light-field content Pending CA2971337A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP16305757.3 2016-06-22
EP16305757.3A EP3261347A1 (en) 2016-06-22 2016-06-22 A method and a device for encoding a signal representative of a light-field content

Publications (1)

Publication Number Publication Date
CA2971337A1 true CA2971337A1 (en) 2017-12-22

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CA2971337A Pending CA2971337A1 (en) 2016-06-22 2017-06-20 A method and a device for encoding a signal representative of a light-field content

Country Status (10)

Country Link
US (1) US11665369B2 (enExample)
EP (3) EP3261347A1 (enExample)
JP (1) JP7171169B2 (enExample)
KR (1) KR102505130B1 (enExample)
CN (2) CN107529062A (enExample)
AU (1) AU2017204215C1 (enExample)
BR (1) BR102017013446A2 (enExample)
CA (1) CA2971337A1 (enExample)
MX (1) MX2017008222A (enExample)
RU (1) RU2746344C2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116528065A (zh) * 2023-06-30 2023-08-01 深圳臻像科技有限公司 一种高效虚拟场景内容光场获取与生成方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190387211A1 (en) * 2016-09-19 2019-12-19 Interdigital Vc Holdings, Inc. A method and a device for reconstructing a point cloud representative of a scene using light-field data
CN112183637B (zh) * 2020-09-29 2024-04-09 中科方寸知微(南京)科技有限公司 一种基于神经网络的单光源场景光照重渲染方法及系统
CN119861495B (zh) * 2025-03-25 2025-07-22 像航（上海）科技有限公司 一种基于光波导板的成像系统

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6097394A (en) * 1997-04-28 2000-08-01 Board Of Trustees, Leland Stanford, Jr. University Method and system for light field rendering
WO2001063561A1 (en) * 2000-02-25 2001-08-30 The Research Foundation Of State University Of New York Apparatus and method for volume processing and rendering
US6693964B1 (en) * 2000-03-24 2004-02-17 Microsoft Corporation Methods and arrangements for compressing image based rendering data using multiple reference frame prediction techniques that support just-in-time rendering of an image
RU2331919C2 (ru) * 2006-03-21 2008-08-20 Алексей Евгеньевич Субботин Проекционное кодирование
US7609906B2 (en) 2006-04-04 2009-10-27 Mitsubishi Electric Research Laboratories, Inc. Method and system for acquiring and displaying 3D light fields
US7756407B2 (en) 2006-05-08 2010-07-13 Mitsubishi Electric Research Laboratories, Inc. Method and apparatus for deblurring images
US20130113981A1 (en) * 2006-12-01 2013-05-09 Lytro, Inc. Light field camera image, file and configuration data, and methods of using, storing and communicating same
US20100265385A1 (en) * 2009-04-18 2010-10-21 Knight Timothy J Light Field Camera Image, File and Configuration Data, and Methods of Using, Storing and Communicating Same
US8103111B2 (en) * 2006-12-26 2012-01-24 Olympus Imaging Corp. Coding method, electronic camera, recording medium storing coded program, and decoding method
US8229294B2 (en) * 2007-12-10 2012-07-24 Mitsubishi Electric Research Laboratories, Inc. Cameras with varying spatio-angular-temporal resolutions
US8749620B1 (en) * 2010-02-20 2014-06-10 Lytro, Inc. 3D light field cameras, images and files, and methods of using, operating, processing and viewing same
US9635345B2 (en) * 2011-01-24 2017-04-25 Intel Corporation Method and system for acquisition, representation, compression, and transmission of three-dimensional data
US8542933B2 (en) * 2011-09-28 2013-09-24 Pelican Imaging Corporation Systems and methods for decoding light field image files
WO2013150944A1 (ja) * 2012-04-06 2013-10-10 ソニー株式会社 復号装置および復号方法、並びに、符号化装置および符号化方法
US9179126B2 (en) * 2012-06-01 2015-11-03 Ostendo Technologies, Inc. Spatio-temporal light field cameras
GB2503656B (en) * 2012-06-28 2014-10-15 Canon Kk Method and apparatus for compressing or decompressing light field images
WO2014009603A1 (en) * 2012-07-02 2014-01-16 Nokia Corporation Method and apparatus for video coding
US9743064B2 (en) * 2012-09-11 2017-08-22 The Directv Group, Inc. System and method for distributing high-quality 3D video in a 2D format
JP2014086968A (ja) * 2012-10-25 2014-05-12 Ricoh Co Ltd 画像処理装置、画像処理方法及びプログラム
WO2014130849A1 (en) * 2013-02-21 2014-08-28 Pelican Imaging Corporation Generating compressed light field representation data
US9582922B2 (en) * 2013-05-17 2017-02-28 Nvidia Corporation System, method, and computer program product to produce images for a near-eye light field display
US9264661B2 (en) * 2013-06-07 2016-02-16 Apple Inc. Adaptive post-processing for mobile video calling system
KR102156402B1 (ko) * 2013-11-05 2020-09-16 삼성전자주식회사 영상 처리 방법 및 장치
US9712820B2 (en) * 2014-04-24 2017-07-18 Lytro, Inc. Predictive light field compression
US9414087B2 (en) 2014-04-24 2016-08-09 Lytro, Inc. Compression of light field images
US9961333B1 (en) * 2016-06-10 2018-05-01 X Development Llc System and method for light field projection

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116528065A (zh) * 2023-06-30 2023-08-01 深圳臻像科技有限公司 一种高效虚拟场景内容光场获取与生成方法
CN116528065B (zh) * 2023-06-30 2023-09-26 深圳臻像科技有限公司 一种高效虚拟场景内容光场获取与生成方法

Also Published As

Publication number Publication date
AU2017204215A1 (en) 2018-01-18
US20170374388A1 (en) 2017-12-28
EP3261348A1 (en) 2017-12-27
JP7171169B2 (ja) 2022-11-15
KR20180000319A (ko) 2018-01-02
RU2746344C2 (ru) 2021-04-12
MX2017008222A (es) 2018-09-10
JP2018033127A (ja) 2018-03-01
KR102505130B1 (ko) 2023-03-02
RU2017121569A (ru) 2018-12-24
RU2017121569A3 (enExample) 2020-09-25
US11665369B2 (en) 2023-05-30
CN119110078A (zh) 2024-12-10
EP3261347A1 (en) 2017-12-27
CN107529062A (zh) 2017-12-29
EP4054194A1 (en) 2022-09-07
AU2017204215C1 (en) 2023-02-02
AU2017204215B2 (en) 2022-04-28
BR102017013446A2 (pt) 2018-05-02

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