CN116325755A - Gpcc平面模式和缓冲器简化 - Google Patents

Gpcc平面模式和缓冲器简化 Download PDF

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Publication number
CN116325755A
CN116325755A CN202180067176.7A CN202180067176A CN116325755A CN 116325755 A CN116325755 A CN 116325755A CN 202180067176 A CN202180067176 A CN 202180067176A CN 116325755 A CN116325755 A CN 116325755A
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Chinese (zh)
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G·范德奥韦拉
A·K·拉马苏布拉莫尼安
B·雷
M·卡尔切维茨
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • 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
    • G06T9/00—Image coding
    • G06T9/005—Statistical coding, e.g. Huffman, run length 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding
    • 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
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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  • 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Control Of Electric Motors In General (AREA)
  • Image Processing (AREA)
CN202180067176.7A 2020-10-06 2021-09-22 Gpcc平面模式和缓冲器简化 Pending CN116325755A (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063088156P 2020-10-06 2020-10-06
US63/088,156 2020-10-06
US17/480,423 US12400374B2 (en) 2020-10-06 2021-09-21 GPCC planar mode and buffer simplification
US17/480,423 2021-09-21
PCT/US2021/051560 WO2022076171A1 (en) 2020-10-06 2021-09-22 Gpcc planar mode and buffer simplification

Publications (1)

Publication Number Publication Date
CN116325755A true CN116325755A (zh) 2023-06-23

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CN202180067176.7A Pending CN116325755A (zh) 2020-10-06 2021-09-22 Gpcc平面模式和缓冲器简化

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US (1) US12400374B2 (https=)
EP (1) EP4226626A1 (https=)
JP (1) JP7734188B2 (https=)
KR (1) KR20230081707A (https=)
CN (1) CN116325755A (https=)
AU (1) AU2021358861A1 (https=)
BR (1) BR112023005596A2 (https=)
CA (1) CA3189639A1 (https=)
CL (1) CL2023000975A1 (https=)
CO (1) CO2023004330A2 (https=)
IL (1) IL300627B1 (https=)
MX (1) MX2023004083A (https=)
SA (1) SA523442841B1 (https=)
TW (1) TWI902911B (https=)
WO (1) WO2022076171A1 (https=)

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US12118758B2 (en) 2020-06-22 2024-10-15 Qualcomm Incorporated Planar and azimuthal mode in geometric point cloud compression
CN119856487A (zh) * 2022-10-17 2025-04-18 Oppo广东移动通信有限公司 编解码方法、解码器、编码器及计算机可读存储介质
WO2024082127A1 (zh) * 2022-10-18 2024-04-25 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质
CN120476597A (zh) * 2023-01-06 2025-08-12 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质
CN116320503A (zh) * 2023-03-14 2023-06-23 腾讯科技（深圳）有限公司 几何模式的确定方法、装置、设备及存储介质

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US20200036973A1 (en) * 2017-04-06 2020-01-30 Panasonic Intellectual Property Corporation Of America Encoder, decoder, encoding method, and decoding method
US10693492B1 (en) * 2019-06-28 2020-06-23 Blackberry Limited Context determination for planar mode in octree-based point cloud coding

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EP3937132B1 (en) * 2018-04-09 2025-05-28 BlackBerry Limited Methods and devices for binary entropy coding of point clouds
US11010928B2 (en) * 2018-04-10 2021-05-18 Apple Inc. Adaptive distance based point cloud compression
JP2022051967A (ja) 2019-01-08 2022-04-04 ソニーグループ株式会社 情報処理装置および情報処理方法
US12114000B2 (en) 2019-03-08 2024-10-08 Qualcomm Incorporated Combined residual coding in video coding
US10992947B2 (en) 2019-06-28 2021-04-27 Blackberry Limited Planar mode in octree-based point cloud coding
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EP3800892B1 (en) * 2019-10-01 2025-03-05 BlackBerry Limited Angular mode syntax for tree-based point cloud coding
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CN114930395A (zh) 2020-01-07 2022-08-19 黑莓有限公司 基于八叉树的点云编解码中的平面的模式的上下文确定
WO2021207947A1 (en) 2020-04-14 2021-10-21 Beijing Xiaomi Mobile Software Co., Ltd. Method and apparatus for processing a point cloud
EP4149114A4 (en) 2020-05-19 2023-04-12 Guangdong Oppo Mobile Telecommunications Corp., Ltd. POINT CLOUD CODING AND DECODING METHOD, CODER, DECODER AND STORAGE MEDIA
US12118758B2 (en) 2020-06-22 2024-10-15 Qualcomm Incorporated Planar and azimuthal mode in geometric point cloud compression
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US20200036973A1 (en) * 2017-04-06 2020-01-30 Panasonic Intellectual Property Corporation Of America Encoder, decoder, encoding method, and decoding method
US10693492B1 (en) * 2019-06-28 2020-06-23 Blackberry Limited Context determination for planar mode in octree-based point cloud coding

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CA3189639A1 (en) 2022-04-14
US20220108492A1 (en) 2022-04-07
BR112023005596A2 (pt) 2023-05-09
SA523442841B1 (ar) 2025-01-26
IL300627A (en) 2023-04-01
JP7734188B2 (ja) 2025-09-04
TWI902911B (zh) 2025-11-01
EP4226626A1 (en) 2023-08-16
CO2023004330A2 (es) 2023-04-27
AU2021358861A1 (en) 2023-03-16
TW202220440A (zh) 2022-05-16
KR20230081707A (ko) 2023-06-07
IL300627B1 (en) 2026-01-01
MX2023004083A (es) 2023-04-27
CL2023000975A1 (es) 2023-10-30
JP2023544569A (ja) 2023-10-24
US12400374B2 (en) 2025-08-26
WO2022076171A1 (en) 2022-04-14

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