JPWO2020175709A1 - - Google Patents

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Publication number
JPWO2020175709A1
JPWO2020175709A1 JP2021502672A JP2021502672A JPWO2020175709A1 JP WO2020175709 A1 JPWO2020175709 A1 JP WO2020175709A1 JP 2021502672 A JP2021502672 A JP 2021502672A JP 2021502672 A JP2021502672 A JP 2021502672A JP WO2020175709 A1 JPWO2020175709 A1 JP WO2020175709A1
Authority
JP
Japan
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.)
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Application number
JP2021502672A
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Japanese (ja)
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JP7448518B2 (ja
JPWO2020175709A5 (enExample
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Publication of JPWO2020175709A1 publication Critical patent/JPWO2020175709A1/ja
Publication of JPWO2020175709A5 publication Critical patent/JPWO2020175709A5/ja
Priority to JP2024030128A priority Critical patent/JP7747800B2/ja
Application granted granted Critical
Publication of JP7448518B2 publication Critical patent/JP7448518B2/ja
Priority to JP2025155093A priority patent/JP2025181886A/ja
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Anticipated expiration legal-status Critical

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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
    • H04N19/50—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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/001—Model-based coding, e.g. wire frame
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/537—Motion estimation other than block-based
    • H04N19/54—Motion estimation other than block-based using feature points or meshes
    • 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
    • H04N19/88—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2021502672A 2019-02-28 2020-02-28 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置 Active JP7448518B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2024030128A JP7747800B2 (ja) 2019-02-28 2024-02-29 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置
JP2025155093A JP2025181886A (ja) 2019-02-28 2025-09-18 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962811788P 2019-02-28 2019-02-28
US62/811,788 2019-02-28
PCT/JP2020/008542 WO2020175709A1 (ja) 2019-02-28 2020-02-28 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2024030128A Division JP7747800B2 (ja) 2019-02-28 2024-02-29 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置

Publications (3)

Publication Number Publication Date
JPWO2020175709A1 true JPWO2020175709A1 (enExample) 2020-09-03
JPWO2020175709A5 JPWO2020175709A5 (enExample) 2023-03-02
JP7448518B2 JP7448518B2 (ja) 2024-03-12

Family

ID=72239424

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2021502672A Active JP7448518B2 (ja) 2019-02-28 2020-02-28 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置
JP2024030128A Active JP7747800B2 (ja) 2019-02-28 2024-02-29 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置
JP2025155093A Pending JP2025181886A (ja) 2019-02-28 2025-09-18 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2024030128A Active JP7747800B2 (ja) 2019-02-28 2024-02-29 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置
JP2025155093A Pending JP2025181886A (ja) 2019-02-28 2025-09-18 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置

Country Status (8)

Country Link
US (2) US12047603B2 (enExample)
EP (1) EP3933775A4 (enExample)
JP (3) JP7448518B2 (enExample)
KR (1) KR20210131328A (enExample)
CN (1) CN113474820A (enExample)
BR (1) BR112021014272A2 (enExample)
MX (1) MX2021008753A (enExample)
WO (1) WO2020175709A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11770562B2 (en) * 2020-06-23 2023-09-26 Qualcomm Incorporated High-level syntax for geometry-based point cloud compression
US12412311B2 (en) 2020-10-09 2025-09-09 Qualcomm Incorporated High level syntax refinements for geometry point cloud compression (G-PCC)
US12412312B2 (en) * 2021-12-03 2025-09-09 Tencent America LLC Method and apparatus for chart based mesh compression
CN115379190B (zh) * 2022-08-19 2024-04-26 腾讯科技（深圳）有限公司 一种点云处理方法、装置及计算机设备、存储介质
US12444103B2 (en) 2022-10-12 2025-10-14 Here Global B.V. System, method, and apparatus for machine learning-based map generation

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11215496A (ja) * 1998-01-29 1999-08-06 Fujitsu Ltd ３次元データ圧縮装置、３次元データ復元装置および記録媒体
JP2017126890A (ja) * 2016-01-14 2017-07-20 キヤノン株式会社 符号化装置及びその制御方法
WO2019012975A1 (ja) * 2017-07-10 2019-01-17 ソニー株式会社 情報処理装置および方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011156108A (ja) * 2010-01-29 2011-08-18 Toshiba Corp 磁気共鳴スペクトロスコピー装置
DE112012006746T5 (de) 2012-07-30 2015-05-21 Mitsubishi Electric Corporation Kartenanzeigevorrichtung
WO2015179695A1 (en) * 2014-05-21 2015-11-26 Smart Multimedia, Inc. Point cloud systems and methods
US10805646B2 (en) * 2018-06-22 2020-10-13 Apple Inc. Point cloud geometry compression using octrees and binary arithmetic encoding with adaptive look-up tables
EP3467778A1 (en) * 2017-10-06 2019-04-10 Thomson Licensing A method and apparatus for encoding/decoding the geometry of a point cloud representing a 3d object
EP3493158A1 (en) * 2017-12-04 2019-06-05 Thomson Licensing A method and apparatus for encoding/decoding the geometry of a point cloud representing a 3d object
EP3553746B1 (en) * 2018-04-09 2021-08-25 BlackBerry Limited Methods and devices for predictive coding of point clouds
CN111989713B (zh) * 2018-04-10 2026-01-06 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
US10796458B2 (en) * 2018-04-23 2020-10-06 Qualcomm Incorporated Compression of point clouds via a novel hybrid coder
JP7401454B2 (ja) * 2018-11-13 2023-12-19 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置
CN113228110A (zh) * 2018-12-28 2021-08-06 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、三维数据编码装置及三维数据解码装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11215496A (ja) * 1998-01-29 1999-08-06 Fujitsu Ltd ３次元データ圧縮装置、３次元データ復元装置および記録媒体
JP2017126890A (ja) * 2016-01-14 2017-07-20 キヤノン株式会社 符号化装置及びその制御方法
WO2019012975A1 (ja) * 2017-07-10 2019-01-17 ソニー株式会社 情報処理装置および方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
KHALED MAMMOU, PHILIP A. CHOU, DAVID FLYNN, MAJA KRIVOKUCA, OHJI NAKAGAMI AND TOSHIYASU SUGIO: "G-PCC codec description v2", CODING OF MOVING PICTURES AND AUDIO, vol. ISO/IEC JTC1/SC29/WG11 N18189, JPN6024003471, January 2019 (2019-01-01), pages 1 - 3, ISSN: 0005248573 *

Also Published As

Publication number Publication date
JP2025181886A (ja) 2025-12-11
JP7747800B2 (ja) 2025-10-01
KR20210131328A (ko) 2021-11-02
JP2024055951A (ja) 2024-04-19
JP7448518B2 (ja) 2024-03-12
US20210377566A1 (en) 2021-12-02
EP3933775A1 (en) 2022-01-05
WO2020175709A1 (ja) 2020-09-03
US12047603B2 (en) 2024-07-23
EP3933775A4 (en) 2022-05-11
CN113474820A (zh) 2021-10-01
MX2021008753A (es) 2021-08-24
US20240333974A1 (en) 2024-10-03
BR112021014272A2 (pt) 2021-09-28

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