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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China
Prior art keywords
point
interpolation
coding mode
reconstructed
depth value
Prior art date
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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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    • 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
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
PCT/US2019/039784 WO2020014011A1 (en) 2018-07-11 2019-06-28 A method and device for encoding/decoding the geometry of a point cloud.

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
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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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 (enExample)
EP (1) EP3821399A1 (enExample)
JP (2) JP7438993B2 (enExample)
KR (2) KR102907042B1 (enExample)
CN (2) CN119295570A (enExample)
AU (1) AU2019300768B2 (enExample)
MX (1) MX2021000274A (enExample)
WO (1) WO2020014011A1 (enExample)

Families Citing this family (11)

* 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
US11606556B2 (en) * 2021-07-20 2023-03-14 Tencent America LLC Fast patch generation for video based point cloud coding
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP3565259A4 (en) 2016-12-28 2019-11-06 Panasonic Intellectual Property Corporation of America DISTRIBUTION METHOD FOR THREE-DIMENSIONAL MODEL, RECEIVING METHOD FOR THREE-DIMENSIONAL MODEL, DISTRIBUTION DEVICE FOR THREE-DIMENSIONAL MODEL AND RECEIVING DEVICE FOR THREE-DIMENSIONAL MODEL
US10909725B2 (en) * 2017-09-18 2021-02-02 Apple Inc. Point cloud compression
CN118887356A (zh) 2018-01-19 2024-11-01 交互数字Vc控股公司 处理点云的方法、设备和非暂时性计算机可读介质
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
JP7351858B2 (ja) 2018-07-11 2023-09-27 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 点群の点のテクスチャを符号化／復号する方法
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
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
KR20240058969A (ko) 2024-05-07
JP2024073431A (ja) 2024-05-29
JP7630672B2 (ja) 2025-02-17
WO2020014011A1 (en) 2020-01-16
MX2021000274A (es) 2021-03-31
CN112673398A (zh) 2021-04-16
JP2021531548A (ja) 2021-11-18
KR102907042B1 (ko) 2026-01-05
KR102660951B1 (ko) 2024-04-26
AU2019300768A1 (en) 2021-01-28
JP7438993B2 (ja) 2024-02-27
EP3821399A1 (en) 2021-05-19
KR20210029804A (ko) 2021-03-16
US20230245268A1 (en) 2023-08-03
CN112673398B (zh) 2024-10-18
US11625809B2 (en) 2023-04-11
US12067695B2 (en) 2024-08-20
AU2019300768B2 (en) 2023-12-21
US20210183011A1 (en) 2021-06-17

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