JP7578625B2 - 点群の処理 - Google Patents

点群の処理 Download PDF

Info

Publication number
JP7578625B2
JP7578625B2 JP2021574782A JP2021574782A JP7578625B2 JP 7578625 B2 JP7578625 B2 JP 7578625B2 JP 2021574782 A JP2021574782 A JP 2021574782A JP 2021574782 A JP2021574782 A JP 2021574782A JP 7578625 B2 JP7578625 B2 JP 7578625B2
Authority
JP
Japan
Prior art keywords
information
metadata
local reconstruction
point local
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.)
Active
Application number
JP2021574782A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022537975A (ja
JP2022537975A5 (https=
Inventor
リカード，ジュリアン
グーデ，セリーヌ
ラック，ジョアン
Original Assignee
インターディジタル・シーイー・パテント・ホールディングス・ソシエテ・パ・アクシオンス・シンプリフィエ
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 インターディジタル・シーイー・パテント・ホールディングス・ソシエテ・パ・アクシオンス・シンプリフィエ filed Critical インターディジタル・シーイー・パテント・ホールディングス・ソシエテ・パ・アクシオンス・シンプリフィエ
Publication of JP2022537975A publication Critical patent/JP2022537975A/ja
Publication of JP2022537975A5 publication Critical patent/JP2022537975A5/ja
Application granted granted Critical
Publication of JP7578625B2 publication Critical patent/JP7578625B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • G06T15/00—Three-dimensional [3D] image rendering
    • G06T15/04—Texture mapping
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three-dimensional [3D] modelling for computer graphics
    • G06T17/20—Finite element generation, e.g. wire-frame surface description, tesselation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/90—Determination of colour characteristics
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/50—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Graphics (AREA)
  • Geometry (AREA)
  • Software Systems (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
JP2021574782A 2019-07-03 2020-06-22 点群の処理 Active JP7578625B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP19305910.2 2019-07-03
EP19305910 2019-07-03
PCT/EP2020/067285 WO2021001186A1 (en) 2019-07-03 2020-06-22 Processing a point cloud

Publications (3)

Publication Number Publication Date
JP2022537975A JP2022537975A (ja) 2022-08-31
JP2022537975A5 JP2022537975A5 (https=) 2023-06-23
JP7578625B2 true JP7578625B2 (ja) 2024-11-06

Family

ID=67482911

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021574782A Active JP7578625B2 (ja) 2019-07-03 2020-06-22 点群の処理

Country Status (8)

Country Link
US (1) US12375695B2 (https=)
EP (1) EP3994667A1 (https=)
JP (1) JP7578625B2 (https=)
KR (1) KR102806764B1 (https=)
CN (1) CN114556432A (https=)
IL (1) IL289417B2 (https=)
TW (1) TWI900485B (https=)
WO (1) WO2021001186A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021090701A1 (ja) * 2019-11-05 2021-05-14 ソニー株式会社 情報処理装置および方法
US20230316584A1 (en) * 2020-08-12 2023-10-05 Lg Electronics Inc. Point cloud data transmission device, point cloud data transmission method, point cloud data reception device, and point cloud data reception method
TWI786002B (zh) * 2022-03-10 2022-12-01 國立臺中科技大學 二維影像生成點雲與零件切割之整合模型的建立方法
CN121547599A (zh) * 2026-01-20 2026-02-17 深圳市杉岩数据技术有限公司 图像哈希无损压缩方法和图像哈希无损重建方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020005365A1 (en) 2018-06-26 2020-01-02 Futurewei Technologies, Inc. High-level syntax designs for point cloud coding

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9774882B2 (en) 2009-07-04 2017-09-26 Dolby Laboratories Licensing Corporation Encoding and decoding architectures for format compatible 3D video delivery
US9942545B2 (en) * 2013-01-03 2018-04-10 Texas Instruments Incorporated Methods and apparatus for indicating picture buffer size for coded scalable video
GB2521452B (en) 2013-12-20 2015-12-09 Visual Technology Services Ltd Point Cloud Simplification
US9514537B2 (en) * 2013-12-27 2016-12-06 Xerox Corporation System and method for adaptive depth map reconstruction
CN107211122B (zh) * 2015-01-29 2020-05-05 佳能株式会社 对自包含式编码结构进行编码或解码时的调色板预测结果初始化程序
CN105405162B (zh) * 2015-10-16 2017-12-05 北京师范大学 基于局部结构和方向感知的树点云三维重建方法
CN111164969B (zh) 2017-09-28 2021-11-02 Lg电子株式会社 使用拼接和重新投影相关元数据发送或接收6dof视频的方法和装置
WO2019093834A1 (en) 2017-11-09 2019-05-16 Samsung Electronics Co., Ltd. Point cloud compression using non-orthogonal projection
WO2021002657A1 (ko) * 2019-07-04 2021-01-07 엘지전자 주식회사 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020005365A1 (en) 2018-06-26 2020-01-02 Futurewei Technologies, Inc. High-level syntax designs for point cloud coding
JP2021528917A (ja) 2018-06-26 2021-10-21 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 点群符号化用の高レベルな構文設計

Also Published As

Publication number Publication date
JP2022537975A (ja) 2022-08-31
US20220385928A1 (en) 2022-12-01
KR102806764B1 (ko) 2025-05-12
IL289417B1 (en) 2025-07-01
EP3994667A1 (en) 2022-05-11
US12375695B2 (en) 2025-07-29
IL289417B2 (en) 2025-11-01
TW202106024A (zh) 2021-02-01
IL289417A (en) 2022-02-01
KR20220034141A (ko) 2022-03-17
WO2021001186A1 (en) 2021-01-07
TWI900485B (zh) 2025-10-11
CN114556432A (zh) 2022-05-27

Similar Documents

Publication Publication Date Title
JP7476104B2 (ja) 点群処理
JP7751716B2 (ja) 点群処理
JP7704531B2 (ja) ポイントクラウドの処理
JP7578625B2 (ja) 点群の処理
JP7728417B2 (ja) 点群の欠落した点の処理
JP7690663B2 (ja) 中間サンプルのパッチを使用する点群の符号化及び復号化
JP7541024B2 (ja) ポイントクラウドの処理
JP7607572B2 (ja) 点群の処理
KR102828184B1 (ko) 포인트 클라우드의 처리
CN114341941A (zh) 编解码点云的传递格式

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230615

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20230615

A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A711

Effective date: 20231110

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20240620

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20240625

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20240911

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20241007

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20241024

R150 Certificate of patent or registration of utility model

Ref document number: 7578625

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150