TW202234884A - 用於幾何點雲壓縮的幀間預測譯碼 - Google Patents

用於幾何點雲壓縮的幀間預測譯碼 Download PDF

Info

Publication number
TW202234884A
TW202234884A TW110149450A TW110149450A TW202234884A TW 202234884 A TW202234884 A TW 202234884A TW 110149450 A TW110149450 A TW 110149450A TW 110149450 A TW110149450 A TW 110149450A TW 202234884 A TW202234884 A TW 202234884A
Authority
TW
Taiwan
Prior art keywords
point
inter
current
azimuth
prediction
Prior art date
Application number
TW110149450A
Other languages
English (en)
Chinese (zh)
Inventor
阿達許 克里許納 瑞瑪蘇布雷蒙尼安
巴帕迪亞 雷
文 龍 范
德 奧維拉 葛特 汎
馬塔 卡茲維克茲
Original Assignee
美商高通公司
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
Priority claimed from US17/646,217 external-priority patent/US12283073B2/en
Application filed by 美商高通公司 filed Critical 美商高通公司
Publication of TW202234884A publication Critical patent/TW202234884A/zh

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
    • G06T9/00—Image coding
    • G06T9/004—Predictors, e.g. intraframe, interframe coding
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/10—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/1883—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 relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
TW110149450A 2020-12-29 2021-12-29 用於幾何點雲壓縮的幀間預測譯碼 TW202234884A (zh)

Applications Claiming Priority (14)

Application Number Priority Date Filing Date Title
US202063131716P 2020-12-29 2020-12-29
US63/131,716 2020-12-29
US202163134492P 2021-01-06 2021-01-06
US63/134,492 2021-01-06
US202163170907P 2021-04-05 2021-04-05
US63/170,907 2021-04-05
US202163177186P 2021-04-20 2021-04-20
US63/177,186 2021-04-20
US202163179892P 2021-04-26 2021-04-26
US63/179,892 2021-04-26
US202163218170P 2021-07-02 2021-07-02
US63/218,170 2021-07-02
US17/646,217 2021-12-28
US17/646,217 US12283073B2 (en) 2020-12-29 2021-12-28 Inter prediction coding for geometry point cloud compression

Publications (1)

Publication Number Publication Date
TW202234884A true TW202234884A (zh) 2022-09-01

Family

ID=80050904

Family Applications (1)

Application Number Title Priority Date Filing Date
TW110149450A TW202234884A (zh) 2020-12-29 2021-12-29 用於幾何點雲壓縮的幀間預測譯碼

Country Status (11)

Country Link
US (1) US20250166233A1 (https=)
EP (1) EP4272167A1 (https=)
JP (1) JP7834755B2 (https=)
KR (1) KR20230127218A (https=)
AU (1) AU2021411954A1 (https=)
CA (1) CA3198854A1 (https=)
CL (1) CL2023001827A1 (https=)
MX (1) MX2023007567A (https=)
TW (1) TW202234884A (https=)
WO (1) WO2022147100A1 (https=)
ZA (1) ZA202306667B (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024145933A1 (zh) * 2023-01-06 2024-07-11 Oppo广东移动通信有限公司 点云编解码方法、装置、设备及存储介质
CN119999198A (zh) * 2022-09-09 2025-05-13 抖音视界有限公司 用于点云编解码的方法、装置和介质

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4072145B1 (en) * 2021-04-09 2026-04-08 Beijing Xiaomi Mobile Software Co., Ltd. Method and apparatus of encoding/decoding point cloud geometry data captured by a spinning sensors head
EP4071718B1 (en) * 2021-04-09 2026-03-04 Beijing Xiaomi Mobile Software Co., Ltd. Method and apparatus of encoding/decoding point cloud geometry data captured by a spinning sensors head
WO2023059987A1 (en) * 2021-10-04 2023-04-13 Qualcomm Incorporated Inter prediction coding with radius interpolation for predictive geometry-based point cloud compression
US12518428B2 (en) 2021-10-04 2026-01-06 Qualcomm Incorporated Inter prediction coding with radius interpolation for predictive geometry-based point cloud compression
WO2023068754A1 (ko) 2021-10-18 2023-04-27 엘지전자 주식회사 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법
US20240037804A1 (en) * 2022-07-20 2024-02-01 Qualcomm Incorporated Using vertical prediction for geometry point cloud compression
JP7851868B2 (ja) * 2023-01-04 2026-04-27 Kddi株式会社 点群復号装置、点群復号方法及びプログラム
CN120435867A (zh) * 2023-01-06 2025-08-05 Oppo广东移动通信有限公司 点云编解码方法、装置、设备及存储介质
WO2024212043A1 (zh) * 2023-04-10 2024-10-17 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
CN121420557A (zh) * 2023-07-06 2026-01-27 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
WO2025073292A1 (en) * 2023-10-07 2025-04-10 Douyin Vision Co., Ltd. Method, apparatus, and medium for point cloud coding
WO2025080938A1 (en) * 2023-10-11 2025-04-17 Qualcomm Incorporated Reference frames for point cloud compression
WO2026007149A1 (zh) * 2024-07-05 2026-01-08 Oppo广东移动通信有限公司 点云编解码方法、码流、编码器、解码器以及存储介质
CN121569479A (zh) * 2024-07-10 2026-02-24 北京小米移动软件有限公司 用于使用帧间预测编解码点云的重构点来进行数据编解码的方法和装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11297346B2 (en) * 2016-05-28 2022-04-05 Microsoft Technology Licensing, Llc Motion-compensated compression of dynamic voxelized point clouds
JP7448517B2 (ja) * 2019-02-28 2024-03-12 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 三次元データの符号化方法、三次元データの復号方法、三次元データの符号化装置、及び三次元データの復号装置
WO2020197086A1 (ko) * 2019-03-25 2020-10-01 엘지전자 주식회사 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 수신 장치 및 포인트 클라우드 데이터 수신 방법
WO2022075428A1 (ja) * 2020-10-09 2022-04-14 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119999198A (zh) * 2022-09-09 2025-05-13 抖音视界有限公司 用于点云编解码的方法、装置和介质
WO2024145933A1 (zh) * 2023-01-06 2024-07-11 Oppo广东移动通信有限公司 点云编解码方法、装置、设备及存储介质

Also Published As

Publication number Publication date
US20250166233A1 (en) 2025-05-22
KR20230127218A (ko) 2023-08-31
ZA202306667B (en) 2025-12-17
CA3198854A1 (en) 2022-07-07
JP2024501171A (ja) 2024-01-11
JP7834755B2 (ja) 2026-03-24
EP4272167A1 (en) 2023-11-08
CL2023001827A1 (es) 2024-01-05
AU2021411954A1 (en) 2023-05-25
WO2022147100A1 (en) 2022-07-07
MX2023007567A (es) 2023-07-11

Similar Documents

Publication Publication Date Title
US12283073B2 (en) Inter prediction coding for geometry point cloud compression
JP7834755B2 (ja) ジオメトリ点群圧縮のためのインター予測コーディング
IL295695B1 (en) Coding of laser angles for angular and azimuthal modes in geometry-based point cloud compression
TW202234894A (zh) 用於幾何形狀譯碼的用於幀間和幀內預測的混合樹譯碼
KR20220164701A (ko) 지오메트리 기반 포인트 클라우드 압축 (g-pcc) 을 위한 2 차 컴포넌트 속성 코딩
KR20220165245A (ko) 지오메트리 기반 포인트 클라우드 압축 (g-pcc) 을 위한 2 차 컴포넌트 속성 코딩
US20230177739A1 (en) Local adaptive inter prediction for g-pcc
TW202322625A (zh) 使用針對ｇ－ｐｃｃ中的訊框間預測的直接模式對點雲資料進行譯碼
US20250126293A1 (en) Reference frames for point cloud compression
WO2024020435A1 (en) Using vertical prediction for geometry point cloud compression
CN116711313A (zh) 用于几何体点云压缩的帧间预测编解码
US12445645B2 (en) Inter prediction coding for geometry point cloud compression
WO2023102484A1 (en) Local adaptive inter prediction for g-pcc
HK40092081A (zh) 用於几何体点云压缩的帧间预测编解码
KR20250003515A (ko) 지오메트리 포인트 클라우드 압축을 위한 인터 예측 코딩
WO2025080938A1 (en) Reference frames for point cloud compression
WO2024086604A1 (en) Decoding attribute values in geometry-based point cloud compression
TW202433934A (zh) 預測幾何寫碼的幀間預測
TW202533579A (zh) 點雲框的寫碼
HK40116901A (zh) 用於几何点云压缩的帧间预测编解码