CN116670721A - 信息处理装置和方法 - Google Patents

信息处理装置和方法 Download PDF

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Publication number
CN116670721A
CN116670721A CN202180086127.8A CN202180086127A CN116670721A CN 116670721 A CN116670721 A CN 116670721A CN 202180086127 A CN202180086127 A CN 202180086127A CN 116670721 A CN116670721 A CN 116670721A
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CN
China
Prior art keywords
node
attribute data
data
tree structure
decoding
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.)
Pending
Application number
CN202180086127.8A
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English (en)
Chinese (zh)
Inventor
隈智
中神央二
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.)
Sony Group Corp
Original Assignee
Sony Group Corp
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 Sony Group Corp filed Critical Sony Group Corp
Publication of CN116670721A publication Critical patent/CN116670721A/zh
Pending legal-status Critical Current

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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
    • G06T17/00—Three-dimensional [3D] modelling for computer graphics
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/60—Analysis of geometric attributes
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/40—Tree coding, e.g. quadtree, octree
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Geometry (AREA)
  • Computer Graphics (AREA)
  • Software Systems (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Image Generation (AREA)
CN202180086127.8A 2020-12-28 2021-12-14 信息处理装置和方法 Pending CN116670721A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020218500 2020-12-28
JP2020-218500 2020-12-28
PCT/JP2021/045929 WO2022145214A1 (ja) 2020-12-28 2021-12-14 情報処理装置および方法

Publications (1)

Publication Number Publication Date
CN116670721A true CN116670721A (zh) 2023-08-29

Family

ID=82260464

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180086127.8A Pending CN116670721A (zh) 2020-12-28 2021-12-14 信息处理装置和方法

Country Status (6)

Country Link
US (1) US20240056604A1 (https=)
EP (1) EP4270323A4 (https=)
JP (1) JP7779269B2 (https=)
KR (1) KR20230125186A (https=)
CN (1) CN116670721A (https=)
WO (1) WO2022145214A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230102401A1 (en) * 2021-09-30 2023-03-30 Qualcomm Incorporated Inter prediction coding for geometry point cloud compression
WO2024171797A1 (ja) * 2023-02-17 2024-08-22 ソニーグループ株式会社 情報処理装置および方法
CN121359460A (zh) * 2023-07-06 2026-01-16 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质
CN117213725B (zh) * 2023-09-12 2024-05-14 国能龙源环保有限公司 火电厂脱硫设备密封检测方法、系统、终端及存储介质
EP4633166A1 (en) * 2024-04-12 2025-10-15 InterDigital CE Patent Holdings, SAS Inter block multi-layer intra prediction for region-adaptive hierarchical transform

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6817961B2 (ja) * 2015-12-14 2021-01-20 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Ｐａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 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
US10897269B2 (en) * 2017-09-14 2021-01-19 Apple Inc. Hierarchical point cloud compression
US10904564B2 (en) * 2018-07-10 2021-01-26 Tencent America LLC Method and apparatus for video coding
WO2020075862A1 (ja) * 2018-10-12 2020-04-16 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
KR20250126868A (ko) * 2019-02-05 2025-08-25 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 삼차원 데이터 부호화 방법, 삼차원 데이터 복호 방법, 삼차원 데이터 부호화 장치, 및 삼차원 데이터 복호 장치
BR112021016832A2 (pt) * 2019-03-18 2021-10-19 Panasonic Intellectual Property Corporation Of America Método de codificação de dados tridimensionais, método de decodificação de dados tridimensionais, dispositivo de codificação de dados tridimensionais, e dispositivo de decodificação de dados tridimensionais
WO2020189296A1 (ja) * 2019-03-19 2020-09-24 ソニー株式会社 情報処理装置および方法
WO2020197966A1 (en) * 2019-03-22 2020-10-01 Tencent America LLC Method and apparatus for interframe point cloud attribute coding

Also Published As

Publication number Publication date
EP4270323A1 (en) 2023-11-01
WO2022145214A1 (ja) 2022-07-07
US20240056604A1 (en) 2024-02-15
KR20230125186A (ko) 2023-08-29
EP4270323A4 (en) 2024-05-29
JP7779269B2 (ja) 2025-12-03
JPWO2022145214A1 (https=) 2022-07-07

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