CN111937042A - 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 - Google Patents

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 Download PDF

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CN111937042A
CN111937042A CN201980023427.4A CN201980023427A CN111937042A CN 111937042 A CN111937042 A CN 111937042A CN 201980023427 A CN201980023427 A CN 201980023427A CN 111937042 A CN111937042 A CN 111937042A
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dimensional
information
dimensional data
encoding
data
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杉尾敏康
小山达也
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Panasonic Intellectual Property Corp of America
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Panasonic Intellectual Property Corp of America
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    • 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
    • G06T17/00—Three-dimensional [3D] modelling for computer graphics
    • G06T17/005—Tree description, e.g. octree, quadtree
    • 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
    • H04N19/10—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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • 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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic 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
    • H04N19/90—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)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (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)
  • Image Processing (AREA)
CN201980023427.4A 2018-02-14 2019-02-13 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 Pending CN111937042A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862630514P 2018-02-14 2018-02-14
US62/630,514 2018-02-14
PCT/JP2019/005063 WO2019159956A1 (ja) 2018-02-14 2019-02-13 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

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US (2) US12425662B2 (https=)
EP (1) EP3754609A4 (https=)
JP (2) JP7381444B2 (https=)
CN (1) CN111937042A (https=)
CA (1) CA3090919A1 (https=)
WO (1) WO2019159956A1 (https=)

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WO2020190090A1 (ko) * 2019-03-20 2020-09-24 엘지전자 주식회사 포인트 클라우드 데이터 전송 장치, 포인트 클라우드 데이터 전송 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법
WO2021029511A1 (ko) * 2019-08-09 2021-02-18 엘지전자 주식회사 포인트 클라우드 데이터 전송 장치, 포인트 클라우드 데이터 전송 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법
EP4030384A4 (en) * 2019-09-11 2024-03-20 Sony Group Corporation INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, PLAYBACK PROCESSING APPARATUS AND PLAYBACK PROCESSING METHOD
WO2021261237A1 (ja) * 2020-06-22 2021-12-30 ソニーグループ株式会社 情報処理装置および方法
CN116529769A (zh) * 2020-10-07 2023-08-01 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
WO2022153835A1 (ja) * 2021-01-14 2022-07-21 ソニーグループ株式会社 情報処理装置および方法
CN113901157B (zh) * 2021-09-18 2025-01-10 阿里巴巴达摩院(杭州)科技有限公司 数据处理方法及装置

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EP3754609A4 (en) 2021-04-07
CA3090919A1 (en) 2019-08-22
JP7381444B2 (ja) 2023-11-15
US20200374566A1 (en) 2020-11-26
US12425662B2 (en) 2025-09-23
EP3754609A1 (en) 2020-12-23
US20250365451A1 (en) 2025-11-27
JP7629970B2 (ja) 2025-02-14
JP2024016160A (ja) 2024-02-06
JPWO2019159956A1 (ja) 2021-03-11
WO2019159956A1 (ja) 2019-08-22

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