CN116917943A - 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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Publication number
CN116917943A
CN116917943A CN202280019188.7A CN202280019188A CN116917943A CN 116917943 A CN116917943 A CN 116917943A CN 202280019188 A CN202280019188 A CN 202280019188A CN 116917943 A CN116917943 A CN 116917943A
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Chinese (zh)
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大川真人
井口贺敬
杉尾敏康
西孝启
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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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • 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
    • H04N19/136—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
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • 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

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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)
CN202280019188.7A 2021-03-09 2022-03-07 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 CN116917943A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202163158607P 2021-03-09 2021-03-09
US63/158,607 2021-03-09
PCT/JP2022/009732 WO2022191132A1 (ja) 2021-03-09 2022-03-07 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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CN116917943A true CN116917943A (zh) 2023-10-20

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US (2) US12432382B2 (https=)
JP (2) JP7785744B2 (https=)
CN (1) CN116917943A (https=)
WO (1) WO2022191132A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025217923A1 (zh) * 2024-04-19 2025-10-23 上海交通大学 编解码方法、码流、编解码器以及存储介质

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN119071499A (zh) * 2023-05-31 2024-12-03 腾讯科技（深圳）有限公司 点云处理方法、装置及计算机设备、存储介质
WO2025187250A1 (ja) * 2024-03-06 2025-09-12 ソニーセミコンダクタソリューションズ株式会社 符号化方法、復号化方法及び情報処理システム
WO2026018778A1 (ja) * 2024-07-19 2026-01-22 ソニーセミコンダクタソリューションズ株式会社 符号化方法および復号化方法、ならびに、情報処理システム

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2013282645B2 (en) * 2012-06-26 2016-05-19 Nec Corporation Video encoding device, video decoding device, video encoding method, video decoding method, and program
CN104246831B (zh) 2012-07-30 2016-12-28 三菱电机株式会社 地图显示装置
US20170214943A1 (en) * 2016-01-22 2017-07-27 Mitsubishi Electric Research Laboratories, Inc. Point Cloud Compression using Prediction and Shape-Adaptive Transforms
US10223810B2 (en) * 2016-05-28 2019-03-05 Microsoft Technology Licensing, Llc Region-adaptive hierarchical transform and entropy coding for point cloud compression, and corresponding decompression
CN107403456B (zh) * 2017-07-28 2019-06-18 北京大学深圳研究生院 一种基于kd树和优化图变换的点云属性压缩方法
EP3937132B1 (en) * 2018-04-09 2025-05-28 BlackBerry Limited Methods and devices for binary entropy coding of point clouds
US10984541B2 (en) * 2018-04-12 2021-04-20 Samsung Electronics Co., Ltd. 3D point cloud compression systems for delivery and access of a subset of a compressed 3D point cloud
US10964102B2 (en) * 2018-07-09 2021-03-30 Sony Corporation Adaptive sub-band based coding of hierarchical transform coefficients of three-dimensional point cloud
MX2021005074A (es) * 2018-11-16 2021-06-15 Panasonic Ip Corp America Metodo de codificacion de datos tridimensionales, metodo de decodificacion de datos tridimensionales, dispositivo de codificacion de datos tridimensionales y dispositivo de decodificacion de datos tridimensionales.
CN120525973A (zh) 2019-02-05 2025-08-22 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、以及三维数据解码装置
EP3944195B1 (en) 2019-03-18 2024-12-25 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
US10979730B2 (en) * 2019-03-20 2021-04-13 Tencent America LLC Techniques and apparatus for interframe point cloud attribute coding
US11069023B2 (en) * 2019-05-24 2021-07-20 Nvidia Corporation Techniques for efficiently accessing memory and avoiding unnecessary computations
JP7619944B2 (ja) * 2019-07-02 2025-01-22 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
US12026922B2 (en) * 2020-06-26 2024-07-02 Qualcomm Incorporated Attribute parameter coding for geometry-based point cloud compression

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025217923A1 (zh) * 2024-04-19 2025-10-23 上海交通大学 编解码方法、码流、编解码器以及存储介质

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US12432382B2 (en) 2025-09-30
US20230421814A1 (en) 2023-12-28
JP7785744B2 (ja) 2025-12-15
US20260006246A1 (en) 2026-01-01
JP2026031682A (ja) 2026-02-24
JPWO2022191132A1 (https=) 2022-09-15
WO2022191132A1 (ja) 2022-09-15

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