CN119295570A - 用于编码/解码点云的几何结构的方法和设备 - Google Patents

用于编码/解码点云的几何结构的方法和设备 Download PDF

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Publication number
CN119295570A
CN119295570A CN202411458896.8A CN202411458896A CN119295570A CN 119295570 A CN119295570 A CN 119295570A CN 202411458896 A CN202411458896 A CN 202411458896A CN 119295570 A CN119295570 A CN 119295570A
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CN
China
Prior art keywords
point
interpolation
coding mode
reconstructed
depth value
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202411458896.8A
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English (en)
Chinese (zh)
Inventor
J·里卡德
C·盖德
J-C·切维特
D·金德隆
Y·奥利维尔
J·拉奇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
InterDigital VC Holdings Inc
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InterDigital VC Holdings Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from EP18305935.1A external-priority patent/EP3594904A1/en
Application filed by InterDigital VC Holdings Inc filed Critical InterDigital VC Holdings Inc
Publication of CN119295570A publication Critical patent/CN119295570A/zh
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • 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
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/06—Topological mapping of higher dimensional structures onto lower dimensional surfaces
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
    • G06T3/4007—Scaling of whole images or parts thereof, e.g. expanding or contracting based on interpolation, e.g. bilinear interpolation
    • 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
    • H04N19/10—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
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10028—Range image; Depth image; 3D point clouds
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Processing Or Creating Images (AREA)
  • Image Generation (AREA)
  • Image Processing (AREA)
CN202411458896.8A 2018-07-11 2019-06-28 用于编码/解码点云的几何结构的方法和设备 Pending CN119295570A (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
EP18305935.1 2018-07-11
EP18305935.1A EP3594904A1 (en) 2018-07-11 2018-07-11 A method and device for encoding/decoding the geometry of a point cloud
EP19305057.2 2019-01-17
EP19305057 2019-01-17
PCT/US2019/039784 WO2020014011A1 (en) 2018-07-11 2019-06-28 A method and device for encoding/decoding the geometry of a point cloud.
CN201980046431.2A CN112673398B (zh) 2018-07-11 2019-06-28 一种用于编码/解码点云的几何结构的方法和设备

Related Parent Applications (1)

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CN201980046431.2A Division CN112673398B (zh) 2018-07-11 2019-06-28 一种用于编码/解码点云的几何结构的方法和设备

Publications (1)

Publication Number Publication Date
CN119295570A true CN119295570A (zh) 2025-01-10

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CN202411458896.8A Pending CN119295570A (zh) 2018-07-11 2019-06-28 用于编码/解码点云的几何结构的方法和设备
CN201980046431.2A Active CN112673398B (zh) 2018-07-11 2019-06-28 一种用于编码/解码点云的几何结构的方法和设备

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Country Status (8)

Country Link
US (2) US11625809B2 (https=)
EP (1) EP3821399A1 (https=)
JP (2) JP7438993B2 (https=)
KR (2) KR102907042B1 (https=)
CN (2) CN119295570A (https=)
AU (1) AU2019300768B2 (https=)
MX (1) MX2021000274A (https=)
WO (1) WO2020014011A1 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7438993B2 (ja) 2018-07-11 2024-02-27 インターデジタル ヴイシー ホールディングス， インコーポレイテッド 点群のジオメトリを符号化／復号する方法及び装置
CN111405284B (zh) * 2020-03-30 2022-05-31 北京大学深圳研究生院 一种基于点云密度的属性预测方法及设备
US11438628B2 (en) * 2020-06-03 2022-09-06 Tencent America LLC Hash-based accessing of geometry occupancy information for point cloud coding
CN112601082B (zh) * 2020-11-30 2023-12-12 南京邮电大学 一种基于视频的快速动态点云编码方法及系统
KR102533985B1 (ko) * 2021-05-21 2023-05-17 한국항공대학교산학협력단 포인트 클라우드 복원 시스템 및 방법
CN118540450A (zh) * 2021-05-26 2024-08-23 荣耀终端有限公司 一种点云深度信息的预测编解码方法及装置
US12423874B2 (en) * 2021-10-04 2025-09-23 Tencent America LLC Method and apparatus of adaptive sampling for mesh compression by encoders
US12412312B2 (en) * 2021-12-03 2025-09-09 Tencent America LLC Method and apparatus for chart based mesh compression
KR102612191B1 (ko) 2021-12-23 2023-12-11 경희대학교 산학협력단 포인트 클라우드 보간 장치 및 방법
AR134015A1 (es) 2023-10-04 2025-11-26 Sumitomo Chemical Co Compuestos de biarilo y método para controlar enfermedades vegetales

Family Cites Families (12)

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JP3480461B2 (ja) * 2001-11-16 2003-12-22 ソニー株式会社 ディジタル画像信号処理装置および処理方法
KR101545382B1 (ko) 2010-01-08 2015-08-18 노키아 코포레이션 비디오 코딩을 위한 장치, 방법 및 컴퓨터 프로그램
CN103389136B (zh) * 2013-07-17 2016-06-01 中国计量学院 基于三维激光扫描技术的外浮顶立式金属罐容积测量方法
JP7320352B2 (ja) 2016-12-28 2023-08-03 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 三次元モデル送信方法、三次元モデル受信方法、三次元モデル送信装置及び三次元モデル受信装置
US10909725B2 (en) * 2017-09-18 2021-02-02 Apple Inc. Point cloud compression
KR102895648B1 (ko) 2018-01-19 2025-12-05 인터디지털 브이씨 홀딩스 인코포레이티드 포인트 클라우드 프로세싱
EP3554082A1 (en) 2018-04-11 2019-10-16 InterDigital VC Holdings, Inc. A method and device for coding the geometry of a point cloud
US11095908B2 (en) * 2018-07-09 2021-08-17 Samsung Electronics Co., Ltd. Point cloud compression using interpolation
JP7438993B2 (ja) 2018-07-11 2024-02-27 インターデジタル ヴイシー ホールディングス， インコーポレイテッド 点群のジオメトリを符号化／復号する方法及び装置
CN112673399B (zh) 2018-07-11 2024-09-03 交互数字Vc控股公司 对点云的点的纹理进行编码/解码的方法
EP3594904A1 (en) * 2018-07-11 2020-01-15 InterDigital VC Holdings, Inc. A method and device for encoding/decoding the geometry of a point cloud
US11284091B2 (en) * 2019-03-25 2022-03-22 Apple Inc. Video based point cloud compression-patch alignment and size determination in bounding box

Also Published As

Publication number Publication date
CN112673398A (zh) 2021-04-16
US20230245268A1 (en) 2023-08-03
AU2019300768B2 (en) 2023-12-21
KR102907042B1 (ko) 2026-01-05
EP3821399A1 (en) 2021-05-19
JP7438993B2 (ja) 2024-02-27
US12067695B2 (en) 2024-08-20
US20210183011A1 (en) 2021-06-17
JP2021531548A (ja) 2021-11-18
KR102660951B1 (ko) 2024-04-26
MX2021000274A (es) 2021-03-31
WO2020014011A1 (en) 2020-01-16
US11625809B2 (en) 2023-04-11
KR20240058969A (ko) 2024-05-07
AU2019300768A1 (en) 2021-01-28
JP2024073431A (ja) 2024-05-29
KR20210029804A (ko) 2021-03-16
CN112673398B (zh) 2024-10-18
JP7630672B2 (ja) 2025-02-17

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