TW202333112A - 用於基於預測幾何的點雲端壓縮的利用半徑內插的訊框間預測譯碼 - Google Patents

用於基於預測幾何的點雲端壓縮的利用半徑內插的訊框間預測譯碼 Download PDF

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TW202333112A
TW202333112A TW111136073A TW111136073A TW202333112A TW 202333112 A TW202333112 A TW 202333112A TW 111136073 A TW111136073 A TW 111136073A TW 111136073 A TW111136073 A TW 111136073A TW 202333112 A TW202333112 A TW 202333112A
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Taiwan
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reference points
radius
point cloud
point
current point
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TW111136073A
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English (en)
Chinese (zh)
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吉爾特 范德奧維拉
艾達希克里斯南 拉瑪蘇拉莫尼安
良 范文
瑪塔 卡克基維克茲
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美商高通公司
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Publication of TW202333112A publication Critical patent/TW202333112A/zh

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    • 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)
TW111136073A 2021-10-04 2022-09-23 用於基於預測幾何的點雲端壓縮的利用半徑內插的訊框間預測譯碼 TW202333112A (zh)

Applications Claiming Priority (6)

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

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TW202333112A true TW202333112A (zh) 2023-08-16

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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

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* 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

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Publication number Publication date
US20230105931A1 (en) 2023-04-06
CN118160006A (zh) 2024-06-07
MX2024003853A (es) 2024-04-18
JP2024536250A (ja) 2024-10-04
CA3228452A1 (en) 2023-04-13
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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