CN111971969B - 用于对点云的几何形状进行编码的方法和装置 - Google Patents

用于对点云的几何形状进行编码的方法和装置 Download PDF

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CN111971969B
CN111971969B CN201980025421.0A CN201980025421A CN111971969B CN 111971969 B CN111971969 B CN 111971969B CN 201980025421 A CN201980025421 A CN 201980025421A CN 111971969 B CN111971969 B CN 111971969B
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image
bitstream
depth image
value
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CN111971969A (zh
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C.盖德
J.拉赫平萨奇
蔡康颖
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InterDigital VC Holdings Inc
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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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  • 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)
CN201980025421.0A 2018-04-11 2019-04-01 用于对点云的几何形状进行编码的方法和装置 Active CN111971969B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202410864884.9A CN118784849A (zh) 2018-04-11 2019-04-01 重构点云的点的方法、设备以及非暂时性计算机可读介质

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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CN202410864884.9A Pending CN118784849A (zh) 2018-04-11 2019-04-01 重构点云的点的方法、设备以及非暂时性计算机可读介质

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US (3) US11477481B2 (enExample)
EP (3) EP3554082A1 (enExample)
JP (3) JP7488189B2 (enExample)
KR (2) KR20250124249A (enExample)
CN (2) CN111971969B (enExample)
BR (1) BR112020020003A2 (enExample)
DK (1) DK3777181T3 (enExample)
RU (1) RU2769719C1 (enExample)
WO (1) WO2019199512A1 (enExample)

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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
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US20240073453A1 (en) 2024-02-29
US20210152849A1 (en) 2021-05-20
JP2024112840A (ja) 2024-08-21
EP3777181B1 (en) 2025-10-08
EP4593381A2 (en) 2025-07-30
EP4593381A3 (en) 2025-10-15
KR102842656B1 (ko) 2025-08-05
CN111971969A (zh) 2020-11-20
JP2021518689A (ja) 2021-08-02
EP3554082A1 (en) 2019-10-16
RU2769719C1 (ru) 2022-04-05
WO2019199512A1 (en) 2019-10-17
KR20200141448A (ko) 2020-12-18
JP7488189B2 (ja) 2024-05-21
US11838547B2 (en) 2023-12-05
DK3777181T3 (da) 2025-11-03
JP2025157294A (ja) 2025-10-15
CN118784849A (zh) 2024-10-15
JP7707364B2 (ja) 2025-07-14
US12707084B2 (en) 2026-08-11
KR20250124249A (ko) 2025-08-19
BR112020020003A2 (pt) 2021-01-26
US11477481B2 (en) 2022-10-18
JP7873341B2 (ja) 2026-06-11
EP3777181A1 (en) 2021-02-17
US20230026080A1 (en) 2023-01-26

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