CN117157672A - 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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Publication number
CN117157672A
CN117157672A CN202280027812.8A CN202280027812A CN117157672A CN 117157672 A CN117157672 A CN 117157672A CN 202280027812 A CN202280027812 A CN 202280027812A CN 117157672 A CN117157672 A CN 117157672A
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China
Prior art keywords
prediction
residual
dimensional data
point
context
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CN202280027812.8A
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Chinese (zh)
Inventor
杉尾敏康
井口贺敬
西孝启
P·拉桑
吴铮
黎庆龙
韩中定
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Panasonic Intellectual Property Corp of America
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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
    • G06T9/00—Image 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
    • H04N19/10—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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN202280027812.8A 2021-04-21 2022-04-13 三维数据编码方法、三维数据解码方法、三维数据编码装置及三维数据解码装置 Pending CN117157672A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202163177619P 2021-04-21 2021-04-21
US63/177,619 2021-04-21
PCT/JP2022/017695 WO2022224888A1 (ja) 2021-04-21 2022-04-13 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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CN117157672A true CN117157672A (zh) 2023-12-01

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US (2) US12413781B2 (https=)
JP (1) JPWO2022224888A1 (https=)
CN (1) CN117157672A (https=)
BR (1) BR112023020363A2 (https=)
WO (1) WO2022224888A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118678084A (zh) * 2024-07-16 2024-09-20 鹏城实验室 点云数据编解码方法、装置、计算机设备及可读存储介质

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118742922A (zh) * 2022-03-03 2024-10-01 松下电器（美国）知识产权公司 解码方法、编码方法、解码装置及编码装置
CN120188194A (zh) * 2022-11-22 2025-06-20 松下电器（美国）知识产权公司 解码方法、编码方法、解码装置以及编码装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2866443A4 (en) 2012-06-22 2016-06-15 Sharp Kk ARITHMETIC DECODING DEVICE, ARITHMETIC CODING DEVICE, IMAGE DECODING DEVICE AND IMAGE DEVICES
CN104246831B (zh) 2012-07-30 2016-12-28 三菱电机株式会社 地图显示装置
EP4614445A3 (en) 2018-12-26 2025-12-03 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
BR122021012456B1 (pt) * 2019-01-15 2022-03-22 Lg Electronics Inc Método de decodificação de uma imagem realizado por um aparelho de decodificação, método de codificação de uma imagem realizado por um aparelho de codificação, aparelho de decodificação para decodificação de imagem, aparelho de codificação para codificação de imagem e mídia de armazenamento digital legível por computador não transitória
JP7633172B2 (ja) * 2019-10-09 2025-02-19 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
WO2021207431A1 (en) * 2020-04-07 2021-10-14 Apple Inc. Improved predictive coding for point cloud compression

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118678084A (zh) * 2024-07-16 2024-09-20 鹏城实验室 点云数据编解码方法、装置、计算机设备及可读存储介质

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JPWO2022224888A1 (https=) 2022-10-27
US20250365444A1 (en) 2025-11-27
WO2022224888A1 (ja) 2022-10-27
BR112023020363A2 (pt) 2023-11-21
US12413781B2 (en) 2025-09-09
US20240040150A1 (en) 2024-02-01

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