CN114430845A - 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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CN114430845A
CN114430845A CN202080066507.0A CN202080066507A CN114430845A CN 114430845 A CN114430845 A CN 114430845A CN 202080066507 A CN202080066507 A CN 202080066507A CN 114430845 A CN114430845 A CN 114430845A
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井口贺敬
杉尾敏康
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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
    • 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
    • G06T9/001—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
    • 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
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
    • H04N13/106—Processing image signals
    • H04N13/161—Encoding, multiplexing or demultiplexing different image signal components
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Graphics (AREA)
  • Geometry (AREA)
  • Software Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202080066507.0A 2019-09-26 2020-09-25 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 CN114430845A (zh)

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US201962906372P 2019-09-26 2019-09-26
US62/906,372 2019-09-26
PCT/JP2020/036417 WO2021060524A1 (ja) 2019-09-26 2020-09-25 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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CN114430845A true CN114430845A (zh) 2022-05-03

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US (2) US12340543B2 (https=)
JP (2) JP7626708B2 (https=)
CN (1) CN114430845A (https=)
WO (1) WO2021060524A1 (https=)

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WO2022062369A1 (zh) 2020-09-25 2022-03-31 Oppo广东移动通信有限公司 点云编解码方法与系统、及点云编码器与点云解码器
CN116349229A (zh) * 2020-10-06 2023-06-27 Lg电子株式会社 点云数据发送装置和方法、点云数据接收装置和方法
EP4261785A1 (en) * 2020-12-22 2023-10-18 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Point cloud encoding method and decoding method, and encoder and decoder
CN113251919B (zh) * 2021-04-28 2023-04-07 中铁第四勘察设计院集团有限公司 一种基于坐标变换的圆柱体点云数据拟合方法及装置
US11527017B1 (en) * 2022-05-03 2022-12-13 Illuscio, Inc. Systems and methods for dynamic decimation of point clouds and data points in a three-dimensional space
CN118689878B (zh) * 2024-08-23 2024-12-13 国网江苏省电力有限公司南京供电分公司 一种电力海量激光点云数据的检索方法和系统
WO2026063211A1 (ja) * 2024-09-20 2026-03-26 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 符号化方法、復号方法、符号化装置及び復号装置
CN119205046B (zh) * 2024-11-29 2025-03-07 中汽研汽车工业工程(天津)有限公司 一种面向汽车数字孪生工厂的数据集成管理方法及系统

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Publication number Priority date Publication date Assignee Title
US8411746B2 (en) * 2009-06-12 2013-04-02 Qualcomm Incorporated Multiview video coding over MPEG-2 systems
JP5762637B2 (ja) * 2012-07-30 2015-08-12 三菱電機株式会社 地図表示装置
US10694210B2 (en) * 2016-05-28 2020-06-23 Microsoft Technology Licensing, Llc Scalable point cloud compression with transform, and corresponding decompression
EP3293702B1 (en) 2016-09-13 2020-04-29 Dassault Systèmes Compressing a signal that represents a physical attribute
EP4253153B1 (en) 2016-11-01 2024-12-04 Panasonic Intellectual Property Corporation of America Display method and display device
JP2018078503A (ja) * 2016-11-11 2018-05-17 日本電信電話株式会社 データ符号化方法、データ符号化装置及びデータ符号化プログラム
CA3089181A1 (en) * 2018-01-26 2019-08-01 Panasonic Intellectual Property Corporation Of America Three-dimensional data encoding method, three-dimensional data decoding method, three-dimensional data encoding device, and three-dimensional data decoding device
CA3090465A1 (en) * 2018-02-08 2019-08-15 Panasonic Intellectual Property Corporation Of America Three-dimensional data encoding method, three-dimensional data decoding method, three-dimensional data encoding device, and three-dimensional data decoding device
WO2021062772A1 (zh) * 2019-09-30 2021-04-08 Oppo广东移动通信有限公司 预测方法、编码器、解码器及计算机存储介质
WO2022120594A1 (zh) * 2020-12-08 2022-06-16 Oppo广东移动通信有限公司 点云编解码方法、编码器、解码器及计算机存储介质
US12236649B2 (en) * 2021-06-08 2025-02-25 Tencent America LLC Method and apparatus for calculating distance based weighted average for point cloud coding

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JP2025061769A (ja) 2025-04-11
JPWO2021060524A1 (https=) 2021-04-01
WO2021060524A1 (ja) 2021-04-01
US12340543B2 (en) 2025-06-24
US20250278863A1 (en) 2025-09-04
US20220207782A1 (en) 2022-06-30
JP7626708B2 (ja) 2025-02-04

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