CA3228452A1 - Inter prediction coding with radius interpolation for predictive geometry-based point cloud compression - Google Patents

Inter prediction coding with radius interpolation for predictive geometry-based point cloud compression Download PDF

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Publication number
CA3228452A1
CA3228452A1 CA3228452A CA3228452A CA3228452A1 CA 3228452 A1 CA3228452 A1 CA 3228452A1 CA 3228452 A CA3228452 A CA 3228452A CA 3228452 A CA3228452 A CA 3228452A CA 3228452 A1 CA3228452 A1 CA 3228452A1
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CA
Canada
Prior art keywords
reference points
radius
point cloud
point
current point
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CA3228452A
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English (en)
French (fr)
Inventor
Geert Van Der Auwera
Adarsh Krishnan RAMASUBRAMONIAN
Luong PHAM VAN
Marta Karczewicz
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.)
Qualcomm Inc
Original Assignee
Qualcomm 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
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Priority claimed from PCT/US2022/076847 external-priority patent/WO2023059987A1/en
Publication of CA3228452A1 publication Critical patent/CA3228452A1/en
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
    • 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
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/40—Tree coding, e.g. quadtree, octree
    • 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
    • H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding

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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)
  • Image Processing (AREA)
  • Complex Calculations (AREA)
  • Image Generation (AREA)
CA3228452A 2021-10-04 2022-09-22 Inter prediction coding with radius interpolation for predictive geometry-based point cloud compression Pending CA3228452A1 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US202163252093P 2021-10-04 2021-10-04
US63/252,093 2021-10-04
US202163254472P 2021-10-11 2021-10-11
US63/254,472 2021-10-11
US17/933,920 US12518428B2 (en) 2021-10-04 2022-09-21 Inter prediction coding with radius interpolation for predictive geometry-based point cloud compression
US17/933,920 2022-09-21
PCT/US2022/076847 WO2023059987A1 (en) 2021-10-04 2022-09-22 Inter prediction coding with radius interpolation for predictive geometry-based point cloud compression

Publications (1)

Publication Number Publication Date
CA3228452A1 true CA3228452A1 (en) 2023-04-13

Family

ID=85774604

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3228452A Pending CA3228452A1 (en) 2021-10-04 2022-09-22 Inter prediction coding with radius interpolation for predictive geometry-based point cloud compression

Country Status (12)

Country Link
US (2) US12518428B2 (https=)
EP (1) EP4413538A1 (https=)
JP (1) JP2024536250A (https=)
KR (1) KR20240087767A (https=)
CN (1) CN118160006A (https=)
AU (1) AU2022361458A1 (https=)
CA (1) CA3228452A1 (https=)
CL (1) CL2024000512A1 (https=)
CO (1) CO2024003547A2 (https=)
IL (1) IL310492A (https=)
MX (1) MX2024003853A (https=)
TW (1) TW202333112A (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11941856B2 (en) * 2020-08-18 2024-03-26 Tencent America LLC Predictive tree-based geometry coding for a point cloud
US11875541B2 (en) * 2020-10-07 2024-01-16 Qualcomm Incorporated Predictive geometry coding in G-PCC
US20240414372A1 (en) * 2021-10-06 2024-12-12 Lg Electronics Inc. Point cloud data transmission method, point cloud data transmission device, point cloud data reception method, and point cloud data reception device
US20240221228A1 (en) * 2022-12-29 2024-07-04 Sony Group Corporation Detection and indication of geometry reconstruction artifacts in point clouds based on local density
CN121359444A (zh) * 2023-04-10 2026-01-16 抖音视界有限公司 用于视频处理的方法、装置和介质
EP4474857B1 (en) * 2023-06-05 2025-07-30 Axis AB A method and encoder for video encoding lidar data
WO2025189444A1 (zh) * 2024-03-15 2025-09-18 北京大学深圳研究生院 一种动态点云的仿射运动估计的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117354501A (zh) * 2017-07-06 2024-01-05 Lx 半导体科技有限公司 图像编码/解码方法、发送方法和数字存储介质
CN118488213A (zh) * 2018-09-24 2024-08-13 有限公司B1影像技术研究所 图像编码/解码方法和数据传输方法
US12190550B2 (en) * 2019-10-31 2025-01-07 Blackberry Limited Angular priors for improved prediction in point-predictive trees
US20230164353A1 (en) * 2020-04-22 2023-05-25 Lg Electronics Inc. Point cloud data processing device and processing method
US12217465B2 (en) * 2020-12-04 2025-02-04 Tencent America LLC Method and apparatus for point cloud coding
KR20230127218A (ko) 2020-12-29 2023-08-31 퀄컴 인코포레이티드 지오메트리 포인트 클라우드 압축을 위한 인터 예측 코딩
US20240062428A1 (en) * 2021-03-05 2024-02-22 Lg Electronics Inc. Point cloud data transmission method, point cloud data transmission device, point cloud data reception method, and point cloud data reception device
US20240179346A1 (en) * 2021-03-08 2024-05-30 Lg Electronics Inc. Point cloud data transmission device, point cloud data transmission method, point cloud data reception device, and point cloud data reception method

Also Published As

Publication number Publication date
US20230105931A1 (en) 2023-04-06
CN118160006A (zh) 2024-06-07
MX2024003853A (es) 2024-04-18
JP2024536250A (ja) 2024-10-04
TW202333112A (zh) 2023-08-16
EP4413538A1 (en) 2024-08-14
CO2024003547A2 (es) 2024-04-18
CL2024000512A1 (es) 2024-06-28
US12518428B2 (en) 2026-01-06
AU2022361458A1 (en) 2024-02-22
KR20240087767A (ko) 2024-06-19
IL310492A (en) 2024-03-01
US20260080575A1 (en) 2026-03-19

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