KR102892836B1 - 일반적인 토폴로지의 차트를 사용한 atlas 샘플링 기반 메시 압축 - Google Patents

일반적인 토폴로지의 차트를 사용한 atlas 샘플링 기반 메시 압축

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Publication number
KR102892836B1
KR102892836B1 KR1020247011844A KR20247011844A KR102892836B1 KR 102892836 B1 KR102892836 B1 KR 102892836B1 KR 1020247011844 A KR1020247011844 A KR 1020247011844A KR 20247011844 A KR20247011844 A KR 20247011844A KR 102892836 B1 KR102892836 B1 KR 102892836B1
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South Korea
Prior art keywords
mesh
chart
boundary
atlas
sampling
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KR1020247011844A
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English (en)
Korean (ko)
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KR20240066268A (ko
Inventor
차오 황
샤오종 수
샹 장
쥔 티옌
샨 리우
Original Assignee
텐센트 아메리카 엘엘씨
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Publication of KR20240066268A publication Critical patent/KR20240066268A/ko
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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
    • H04N19/10—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
    • H04N19/124—Quantisation
    • 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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Measurement Of Radiation (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
KR1020247011844A 2022-03-31 2023-03-15 일반적인 토폴로지의 차트를 사용한 atlas 샘플링 기반 메시 압축 Active KR102892836B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202263326182P 2022-03-31 2022-03-31
US63/326,182 2022-03-31
US18/121,334 2023-03-14
US18/121,334 US12406402B2 (en) 2022-03-31 2023-03-14 Atlas sampling based mesh compression with charts of general topology
PCT/US2023/015304 WO2023192027A1 (en) 2022-03-31 2023-03-15 Atlas sampling based mesh compression with charts of general topology

Publications (2)

Publication Number Publication Date
KR20240066268A KR20240066268A (ko) 2024-05-14
KR102892836B1 true KR102892836B1 (ko) 2025-12-02

Family

ID=88193222

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247011844A Active KR102892836B1 (ko) 2022-03-31 2023-03-15 일반적인 토폴로지의 차트를 사용한 atlas 샘플링 기반 메시 압축

Country Status (6)

Country Link
US (1) US12406402B2 (https=)
EP (1) EP4500473A4 (https=)
JP (1) JP2024539001A (https=)
KR (1) KR102892836B1 (https=)
CN (1) CN117178294A (https=)
WO (1) WO2023192027A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025150399A1 (ja) * 2024-01-10 2025-07-17 ソニーグループ株式会社 情報処理装置および方法、並びに、ビットストリーム
US20260087740A1 (en) * 2024-09-24 2026-03-26 Roblox Corporation Merging coplanar convex polygons in constructive solid geometry (csg)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180330480A1 (en) * 2017-05-10 2018-11-15 Babylon VR Inc. System and methods for generating an optimized 3d model
US20190026942A1 (en) * 2017-07-18 2019-01-24 Sony Corporation Robust mesh tracking and fusion by using part-based key frames and priori model
US20190303530A1 (en) * 2016-02-16 2019-10-03 Board Of Regents Of The University Of Texas System Mechanisms for Constructing Isocurves and Corresponding Surfaces to Provide Inter-Surface Continuity
US20190378332A1 (en) * 2018-06-06 2019-12-12 Ke.Com (Beijing)Technology Co., Ltd Systems and methods for filling holes in a virtual reality model
US20210319581A1 (en) * 2020-04-13 2021-10-14 Lg Electronics Inc. Point cloud data transmission apparatus, point cloud data transmission method, point cloud data reception apparatus, and point cloud data reception method

Family Cites Families (7)

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Publication number Priority date Publication date Assignee Title
US6577310B1 (en) 1998-12-01 2003-06-10 Samsung Electronics Co., Ltd. 3D mesh coding/decoding method and apparatus for error resilience and incremental rendering
US7283140B2 (en) * 2005-06-21 2007-10-16 Microsoft Corporation Texture montage
US8610721B2 (en) * 2007-05-18 2013-12-17 Sony Corporation Wave zones rendering technique
US8760450B2 (en) * 2007-10-30 2014-06-24 Advanced Micro Devices, Inc. Real-time mesh simplification using the graphics processing unit
US10460503B2 (en) * 2017-03-01 2019-10-29 Sony Corporation Texturing of a three-dimensional (3D) model by UV map in-painting
US10242484B1 (en) * 2017-10-17 2019-03-26 8i Limited UV mapping and compression
US10984581B2 (en) * 2019-07-17 2021-04-20 Pixar UV transfer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190303530A1 (en) * 2016-02-16 2019-10-03 Board Of Regents Of The University Of Texas System Mechanisms for Constructing Isocurves and Corresponding Surfaces to Provide Inter-Surface Continuity
US20180330480A1 (en) * 2017-05-10 2018-11-15 Babylon VR Inc. System and methods for generating an optimized 3d model
US20190026942A1 (en) * 2017-07-18 2019-01-24 Sony Corporation Robust mesh tracking and fusion by using part-based key frames and priori model
US20190378332A1 (en) * 2018-06-06 2019-12-12 Ke.Com (Beijing)Technology Co., Ltd Systems and methods for filling holes in a virtual reality model
US20210319581A1 (en) * 2020-04-13 2021-10-14 Lg Electronics Inc. Point cloud data transmission apparatus, point cloud data transmission method, point cloud data reception apparatus, and point cloud data reception method

Also Published As

Publication number Publication date
EP4500473A4 (en) 2025-07-30
JP2024539001A (ja) 2024-10-28
US12406402B2 (en) 2025-09-02
CN117178294A (zh) 2023-12-05
WO2023192027A9 (en) 2024-02-22
US20230316585A1 (en) 2023-10-05
EP4500473A1 (en) 2025-02-05
KR20240066268A (ko) 2024-05-14
WO2023192027A1 (en) 2023-10-05

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