CN118575193A - 点云数据帧压缩 - Google Patents

点云数据帧压缩 Download PDF

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Publication number
CN118575193A
CN118575193A CN202280075498.0A CN202280075498A CN118575193A CN 118575193 A CN118575193 A CN 118575193A CN 202280075498 A CN202280075498 A CN 202280075498A CN 118575193 A CN118575193 A CN 118575193A
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CN
China
Prior art keywords
point
current
frame
encoded
attribute
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Pending
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CN202280075498.0A
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English (en)
Chinese (zh)
Inventor
斯特吉奥斯·普拉拉基斯
C·埃尔斯
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V-Nova Ltd
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V-Nova Ltd
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Publication of CN118575193A publication Critical patent/CN118575193A/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
    • G06T9/001—Model-based coding, e.g. wire frame
    • 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
    • G06T9/00—Image coding
    • G06T9/004—Predictors, e.g. intraframe, interframe 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
    • H04N19/10—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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/169—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
    • H04N19/172—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 the region being a picture, frame or field
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/537—Motion estimation other than block-based
    • H04N19/54—Motion estimation other than block-based using feature points or meshes
    • 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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/93—Run-length 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
CN202280075498.0A 2021-09-23 2022-09-22 点云数据帧压缩 Pending CN118575193A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP21386059.6A EP4156108A1 (en) 2021-09-23 2021-09-23 Point cloud data frames compression
EP21386059.6 2021-09-23
PCT/GB2022/052406 WO2023047119A1 (en) 2021-09-23 2022-09-22 Point cloud data frames compression

Publications (1)

Publication Number Publication Date
CN118575193A true CN118575193A (zh) 2024-08-30

Family

ID=78086320

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280075498.0A Pending CN118575193A (zh) 2021-09-23 2022-09-22 点云数据帧压缩

Country Status (8)

Country Link
US (1) US12587681B2 (https=)
EP (2) EP4156108A1 (https=)
JP (1) JP2024533637A (https=)
KR (1) KR20240073054A (https=)
CN (1) CN118575193A (https=)
CA (1) CA3232434A1 (https=)
GB (1) GB2624835A (https=)
WO (1) WO2023047119A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023164603A1 (en) * 2022-02-24 2023-08-31 Innopeak Technology, Inc. Efficient geometry component coding for dynamic mesh coding
JP2025524516A (ja) 2022-07-01 2025-07-30 ブイ－ノバ インターナショナル リミテッド 分割コンピューティングにおけるレイヤード符号化の応用
WO2026011466A1 (en) * 2024-07-12 2026-01-15 Beijing Xiaomi Mobile Software Co., Ltd. Method and apparatus for data coding using a hybrid prediction of a coarse representation of a point of a point cloud

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1639434A2 (en) * 2003-06-27 2006-03-29 Softscope LLC Virtual desktop - meta-organization control system
EP3721634A1 (en) * 2017-12-06 2020-10-14 V-Nova International Limited Methods and apparatuses for encoding and decoding a bytestream
US10911787B2 (en) 2018-07-10 2021-02-02 Apple Inc. Hierarchical point cloud compression
US10979730B2 (en) * 2019-03-20 2021-04-13 Tencent America LLC Techniques and apparatus for interframe point cloud attribute coding
US11202078B2 (en) * 2019-09-27 2021-12-14 Apple Inc. Dynamic point cloud compression using inter-prediction
US20220114762A1 (en) * 2020-10-12 2022-04-14 Electronics And Telecommunications Research Institute Method for compressing point cloud based on global motion prediction and compensation and apparatus using the same

Also Published As

Publication number Publication date
GB202404180D0 (en) 2024-05-08
US20240397091A1 (en) 2024-11-28
WO2023047119A1 (en) 2023-03-30
KR20240073054A (ko) 2024-05-24
JP2024533637A (ja) 2024-09-12
GB2624835A (en) 2024-05-29
EP4405899A1 (en) 2024-07-31
CA3232434A1 (en) 2023-03-30
EP4156108A1 (en) 2023-03-29
US12587681B2 (en) 2026-03-24

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