RU2769719C1 - Способ и устройство для кодирования геометрии облака точек - Google Patents

Способ и устройство для кодирования геометрии облака точек Download PDF

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RU2769719C1
RU2769719C1 RU2020136823A RU2020136823A RU2769719C1 RU 2769719 C1 RU2769719 C1 RU 2769719C1 RU 2020136823 A RU2020136823 A RU 2020136823A RU 2020136823 A RU2020136823 A RU 2020136823A RU 2769719 C1 RU2769719 C1 RU 2769719C1
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Селин ГЕД
Жоан ЛЛЬЯ ПИНСА
Канин ЦАЙ
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ИНТЕРДИДЖИТАЛ ВиСи ХОЛДИНГЗ, ИНК.
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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

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  • 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)
RU2020136823A 2018-04-11 2019-04-01 Способ и устройство для кодирования геометрии облака точек RU2769719C1 (ru)

Applications Claiming Priority (3)

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

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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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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
CN117581541A (zh) * 2021-07-05 2024-02-20 Lg 电子株式会社 点云数据发送设备、点云数据发送方法、点云数据接收设备和点云数据接收方法
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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KR20250124249A (ko) 2025-08-19
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
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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