CN114467119A - 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 - Google Patents

三维数据编码方法、三维数据解码方法、三维数据编码装置及三维数据解码装置 Download PDF

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CN114467119A
CN114467119A CN202080066408.2A CN202080066408A CN114467119A CN 114467119 A CN114467119 A CN 114467119A CN 202080066408 A CN202080066408 A CN 202080066408A CN 114467119 A CN114467119 A CN 114467119A
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prediction mode
value
dimensional
encoding
dimensional data
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杉尾敏康
井口贺敬
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Panasonic Intellectual Property Corp of America
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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
    • 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
    • G06T9/001—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
    • G06T9/004—Predictors, e.g. intraframe, interframe coding
    • 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
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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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  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
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  • Software Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202080066408.2A 2019-10-09 2020-10-09 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 Pending CN114467119A (zh)

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US201962912865P 2019-10-09 2019-10-09
US62/912,865 2019-10-09
US201962913466P 2019-10-10 2019-10-10
US62/913,466 2019-10-10
PCT/JP2020/038359 WO2021070952A1 (ja) 2019-10-09 2020-10-09 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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CN115102935A (zh) * 2022-06-17 2022-09-23 腾讯科技（深圳）有限公司 一种点云编码方法、点云解码方法及相关设备
CN115379191A (zh) * 2022-08-22 2022-11-22 腾讯科技（深圳）有限公司 一种点云解码方法、点云编码方法及相关设备

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WO2021246796A1 (ko) * 2020-06-05 2021-12-09 엘지전자 주식회사 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법
WO2021261499A1 (ja) * 2020-06-22 2021-12-30 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
WO2022025278A1 (ja) * 2020-07-31 2022-02-03 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
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
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JP7678112B2 (ja) * 2020-12-22 2025-05-15 オッポ広東移動通信有限公司 点群の符号化方法、復号化方法、エンコーダ及びデコーダ
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CN115361563B (zh) * 2022-07-07 2024-10-18 华南理工大学 H.264加密及密文域信息隐藏方法、装置及存储介质

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115102935A (zh) * 2022-06-17 2022-09-23 腾讯科技（深圳）有限公司 一种点云编码方法、点云解码方法及相关设备
CN115102935B (zh) * 2022-06-17 2024-02-09 腾讯科技（深圳）有限公司 一种点云编码方法、点云解码方法及相关设备
CN115379191A (zh) * 2022-08-22 2022-11-22 腾讯科技（深圳）有限公司 一种点云解码方法、点云编码方法及相关设备
CN115379191B (zh) * 2022-08-22 2024-03-19 腾讯科技（深圳）有限公司 一种点云解码方法、点云编码方法及相关设备

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US20240323438A1 (en) 2024-09-26
US12581117B2 (en) 2026-03-17
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JP2025065349A (ja) 2025-04-17
WO2021070952A1 (ja) 2021-04-15
JP7633172B2 (ja) 2025-02-19
US12047605B2 (en) 2024-07-23
JP7812949B2 (ja) 2026-02-10

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