TWI900485B - 點雲處理 - Google Patents

點雲處理

Info

Publication number
TWI900485B
TWI900485B TW109122173A TW109122173A TWI900485B TW I900485 B TWI900485 B TW I900485B TW 109122173 A TW109122173 A TW 109122173A TW 109122173 A TW109122173 A TW 109122173A TW I900485 B TWI900485 B TW I900485B
Authority
TW
Taiwan
Prior art keywords
information
point region
metadata
region reconstruction
layer image
Prior art date
Application number
TW109122173A
Other languages
English (en)
Chinese (zh)
Other versions
TW202106024A (zh
Inventor
胡里恩 李卡德
席琳 古伊德
喬安 拉奇
Original Assignee
法商內數位Ｃｅ專利控股公司
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 法商內數位Ｃｅ專利控股公司 filed Critical 法商內數位Ｃｅ專利控股公司
Publication of TW202106024A publication Critical patent/TW202106024A/zh
Application granted granted Critical
Publication of TWI900485B publication Critical patent/TWI900485B/zh

Links

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)
TW109122173A 2019-07-03 2020-07-01 點雲處理 TWI900485B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19305910.2 2019-07-03
EP19305910 2019-07-03

Publications (2)

Publication Number Publication Date
TW202106024A TW202106024A (zh) 2021-02-01
TWI900485B true TWI900485B (zh) 2025-10-11

Family

ID=67482911

Family Applications (1)

Application Number Title Priority Date Filing Date
TW109122173A TWI900485B (zh) 2019-07-03 2020-07-01 點雲處理

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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180234688A1 (en) * 2013-01-03 2018-08-16 Texas Instruments Incorporated Signaling decoded picture buffer size in multi-loop scalable video coding
US20180310023A1 (en) * 2009-07-04 2018-10-25 Dolby Laboratories Licensing Corporation Encoding and decoding architectures for format compatible 3d video delivery
WO2019093834A1 (en) * 2017-11-09 2019-05-16 Samsung Electronics Co., Ltd. Point cloud compression using non-orthogonal projection

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP7116199B2 (ja) 2018-06-26 2022-08-09 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
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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180310023A1 (en) * 2009-07-04 2018-10-25 Dolby Laboratories Licensing Corporation Encoding and decoding architectures for format compatible 3d video delivery
US20180234688A1 (en) * 2013-01-03 2018-08-16 Texas Instruments Incorporated Signaling decoded picture buffer size in multi-loop scalable video coding
WO2019093834A1 (en) * 2017-11-09 2019-05-16 Samsung Electronics Co., Ltd. Point cloud compression using non-orthogonal projection

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
JP7578625B2 (ja) 2024-11-06
WO2021001186A1 (en) 2021-01-07
CN114556432A (zh) 2022-05-27

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