JPWO2021002214A1 - - Google Patents

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Publication number
JPWO2021002214A1
JPWO2021002214A1 JP2021529954A JP2021529954A JPWO2021002214A1 JP WO2021002214 A1 JPWO2021002214 A1 JP WO2021002214A1 JP 2021529954 A JP2021529954 A JP 2021529954A JP 2021529954 A JP2021529954 A JP 2021529954A JP WO2021002214 A1 JPWO2021002214 A1 JP WO2021002214A1
Authority
JP
Japan
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Application number
JP2021529954A
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JP7544049B2 (ja
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.)
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Publication of JPWO2021002214A1 publication Critical patent/JPWO2021002214A1/ja
Application granted granted Critical
Publication of JP7544049B2 publication Critical patent/JP7544049B2/ja
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Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/40—Tree coding, e.g. quadtree, octree
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
    • G06T17/005—Tree description, e.g. octree, quadtree
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/001—Model-based coding, e.g. wire frame
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/004—Predictors, e.g. intraframe, interframe coding
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/187—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 scalable video layer
    • 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
    • H04N19/50—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Graphics (AREA)
  • Geometry (AREA)
  • Software Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2021529954A 2019-07-02 2020-06-18 情報処理装置および方法 Active JP7544049B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019124027 2019-07-02
JP2019124027 2019-07-02
PCT/JP2020/023989 WO2021002214A1 (ja) 2019-07-02 2020-06-18 情報処理装置および方法

Publications (2)

Publication Number Publication Date
JPWO2021002214A1 true JPWO2021002214A1 (ja) 2021-01-07
JP7544049B2 JP7544049B2 (ja) 2024-09-03

Family

ID=74100499

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021529954A Active JP7544049B2 (ja) 2019-07-02 2020-06-18 情報処理装置および方法

Country Status (6)

Country Link
US (1) US20220245863A1 (ja)
EP (1) EP3996045A4 (ja)
JP (1) JP7544049B2 (ja)
KR (1) KR20220027847A (ja)
CN (1) CN113875248A (ja)
WO (1) WO2021002214A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024014935A1 (ko) * 2022-07-15 2024-01-18 엘지전자 주식회사 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4386973B2 (ja) * 1996-10-23 2009-12-16 株式会社野村総合研究所 階層的予測モデル構築装置及びその方法
KR100694050B1 (ko) * 2004-06-11 2007-03-12 삼성전자주식회사 움직임 예측 방법 및 그 장치
US10694210B2 (en) * 2016-05-28 2020-06-23 Microsoft Technology Licensing, Llc Scalable point cloud compression with transform, and corresponding decompression
US10861196B2 (en) * 2017-09-14 2020-12-08 Apple Inc. Point cloud compression
US10897269B2 (en) * 2017-09-14 2021-01-19 Apple Inc. Hierarchical point cloud compression
CN111373447A (zh) 2017-11-22 2020-07-03 松下电器（美国）知识产权公司 三维数据编码方法、三维数据解码方法、三维数据编码装置、以及三维数据解码装置
EP3822915A4 (en) 2018-07-13 2021-08-18 Panasonic Intellectual Property Corporation of America METHOD FOR CODING THREE-DIMENSIONAL DATA, METHOD FOR DECODING THREE-DIMENSIONAL DATA, DEVICE FOR CODING THREE-DIMENSIONAL DATA AND DEVICE FOR DECODING THREE-DIMENSIONAL DATA
EP3926962A4 (en) * 2019-03-16 2022-04-20 LG Electronics Inc. DEVICE AND METHOD FOR PROCESSING POINT CLOUD DATA
CN114175100A (zh) * 2019-05-30 2022-03-11 Lg电子株式会社 用于处理点云数据的方法和装置

Also Published As

Publication number Publication date
CN113875248A (zh) 2021-12-31
WO2021002214A1 (ja) 2021-01-07
EP3996045A4 (en) 2022-08-31
KR20220027847A (ko) 2022-03-08
EP3996045A1 (en) 2022-05-11
JP7544049B2 (ja) 2024-09-03
US20220245863A1 (en) 2022-08-04

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