KR20230125186A - 정보 처리 장치 및 방법 - Google Patents

정보 처리 장치 및 방법 Download PDF

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Publication number
KR20230125186A
KR20230125186A KR1020237019457A KR20237019457A KR20230125186A KR 20230125186 A KR20230125186 A KR 20230125186A KR 1020237019457 A KR1020237019457 A KR 1020237019457A KR 20237019457 A KR20237019457 A KR 20237019457A KR 20230125186 A KR20230125186 A KR 20230125186A
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South Korea
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Korean (ko)
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사토루 구마
오지 나카가미
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소니그룹주식회사
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    • 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
    • G06T9/40—Tree coding, e.g. quadtree, octree
    • 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
    • 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)
KR1020237019457A 2020-12-28 2021-12-14 정보 처리 장치 및 방법 Pending KR20230125186A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020218500 2020-12-28
JPJP-P-2020-218500 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
KR20230125186A true KR20230125186A (ko) 2023-08-29

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KR1020237019457A Pending KR20230125186A (ko) 2020-12-28 2021-12-14 정보 처리 장치 및 방법

Country Status (6)

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

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* 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

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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

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
David Flynn, Khaled Mammou, "G-PCC: A hierarchical geometry slice structure", ISO/IEC JCTC1/SC29/WG11 MPEG/m54677, April 2020, Online
Khaled Mammou, Alexis Tourapis, Jungsun Kim, Fabrice Robinet, Valery Valentin, Yeping Su, "Lifting Scheme for Lossy Attribute Encoding in TMC1", ISO/IEC JTC1/SC29/WG11 MPEG2018/m42640, April 2018, San Diego, US
R. Mekuria, Student Member IEEE, K. Blom, P. Cesar., Member, IEEE, "Design, Implementation and Evaluation of a Point Cloud Codec for Tele-I㎜ersive Video", tcsvt_paper_submitted_february.pdf

Also Published As

Publication number Publication date
EP4270323A1 (en) 2023-11-01
WO2022145214A1 (ja) 2022-07-07
US20240056604A1 (en) 2024-02-15
CN116670721A (zh) 2023-08-29
EP4270323A4 (en) 2024-05-29
JP7779269B2 (ja) 2025-12-03
JPWO2022145214A1 (https=) 2022-07-07

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