KR20250124249A - 포인트 클라우드의 지오메트리를 코딩하기 위한 방법 및 디바이스 - Google Patents

포인트 클라우드의 지오메트리를 코딩하기 위한 방법 및 디바이스

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Publication number
KR20250124249A
KR20250124249A KR1020257025805A KR20257025805A KR20250124249A KR 20250124249 A KR20250124249 A KR 20250124249A KR 1020257025805 A KR1020257025805 A KR 1020257025805A KR 20257025805 A KR20257025805 A KR 20257025805A KR 20250124249 A KR20250124249 A KR 20250124249A
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South Korea
Prior art keywords
depth
image
depth image
pixel
point cloud
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Pending
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KR1020257025805A
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English (en)
Korean (ko)
Inventor
셀린느 게드
조안 라크 핀사크
캉잉 카이
Original Assignee
인터디지털 브이씨 홀딩스 인코포레이티드
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Publication of KR20250124249A publication Critical patent/KR20250124249A/ko
Pending legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • 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
    • H04N19/102—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/146—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
    • H04N19/10—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
    • 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
    • H04N19/182—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 a pixel
    • 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
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object 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
    • H04N19/50—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020257025805A 2018-04-11 2019-04-01 포인트 클라우드의 지오메트리를 코딩하기 위한 방법 및 디바이스 Pending KR20250124249A (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP18305438.6A EP3554082A1 (en) 2018-04-11 2018-04-11 A method and device for coding the geometry of a point cloud
EP18305438.6 2018-04-11
PCT/US2019/025142 WO2019199512A1 (en) 2018-04-11 2019-04-01 A method and device for coding the geometry of a point cloud
KR1020207028662A KR102842656B1 (ko) 2018-04-11 2019-04-01 포인트 클라우드의 지오메트리를 코딩하기 위한 방법 및 디바이스

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020207028662A Division KR102842656B1 (ko) 2018-04-11 2019-04-01 포인트 클라우드의 지오메트리를 코딩하기 위한 방법 및 디바이스

Publications (1)

Publication Number Publication Date
KR20250124249A true KR20250124249A (ko) 2025-08-19

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020257025805A Pending KR20250124249A (ko) 2018-04-11 2019-04-01 포인트 클라우드의 지오메트리를 코딩하기 위한 방법 및 디바이스
KR1020207028662A Active KR102842656B1 (ko) 2018-04-11 2019-04-01 포인트 클라우드의 지오메트리를 코딩하기 위한 방법 및 디바이스

Family Applications After (1)

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KR1020207028662A Active KR102842656B1 (ko) 2018-04-11 2019-04-01 포인트 클라우드의 지오메트리를 코딩하기 위한 방법 및 디바이스

Country Status (9)

Country Link
US (3) US11477481B2 (https=)
EP (3) EP3554082A1 (https=)
JP (3) JP7488189B2 (https=)
KR (2) KR20250124249A (https=)
CN (2) CN118784849A (https=)
BR (1) BR112020020003A2 (https=)
DK (1) DK3777181T3 (https=)
RU (1) RU2769719C1 (https=)
WO (1) WO2019199512A1 (https=)

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EP3777182B1 (en) * 2018-04-11 2025-07-30 InterDigital VC Holdings, Inc. A method and apparatus for encoding/decoding a point cloud representing a 3d object
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
WO2020230710A1 (ja) * 2019-05-10 2020-11-19 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
CN118945395A (zh) 2020-01-07 2024-11-12 Lg电子株式会社 对点云数据进行编解码的方法和装置
CN111340899B (zh) * 2020-02-14 2022-09-06 福州大学 一种彩色点云的压缩采样及重构方法
EP4277284A4 (en) * 2021-01-06 2024-11-20 LG Electronics Inc. POINT CLOUD DATA TRANSMISSION DEVICE, POINT CLOUD DATA TRANSMISSION METHOD, POINT CLOUD DATA RECEIVING DEVICE, AND POINT CLOUD DATA RECEIVING METHOD
CN118433401A (zh) * 2021-02-08 2024-08-02 荣耀终端有限公司 基于二维规则化平面投影的点云编解码方法及装置
CN115150384B (zh) * 2021-03-31 2023-08-18 腾讯科技（深圳）有限公司 点云编解码方法、装置、计算机可读介质及电子设备
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KR20240047385A (ko) * 2021-10-08 2024-04-12 엘지전자 주식회사 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 수신 방법 및 포인트 클라우드 데이터 수신 장치

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Also Published As

Publication number Publication date
JP2025157294A (ja) 2025-10-15
JP2024112840A (ja) 2024-08-21
JP2021518689A (ja) 2021-08-02
CN111971969A (zh) 2020-11-20
JP7488189B2 (ja) 2024-05-21
EP3777181B1 (en) 2025-10-08
KR102842656B1 (ko) 2025-08-05
BR112020020003A2 (pt) 2021-01-26
US11477481B2 (en) 2022-10-18
US11838547B2 (en) 2023-12-05
EP3554082A1 (en) 2019-10-16
CN111971969B (zh) 2024-07-02
JP7707364B2 (ja) 2025-07-14
RU2769719C1 (ru) 2022-04-05
US20240073453A1 (en) 2024-02-29
EP4593381A3 (en) 2025-10-15
KR20200141448A (ko) 2020-12-18
EP4593381A2 (en) 2025-07-30
EP3777181A1 (en) 2021-02-17
US20230026080A1 (en) 2023-01-26
CN118784849A (zh) 2024-10-15
WO2019199512A1 (en) 2019-10-17
DK3777181T3 (da) 2025-11-03
US20210152849A1 (en) 2021-05-20

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