KR102938876B1 - 이웃 샘플 의존 파라메트릭 모델에 기초한 코딩 모드의 단순화 - Google Patents

이웃 샘플 의존 파라메트릭 모델에 기초한 코딩 모드의 단순화

Info

Publication number
KR102938876B1
KR102938876B1 KR1020217017075A KR20217017075A KR102938876B1 KR 102938876 B1 KR102938876 B1 KR 102938876B1 KR 1020217017075 A KR1020217017075 A KR 1020217017075A KR 20217017075 A KR20217017075 A KR 20217017075A KR 102938876 B1 KR102938876 B1 KR 102938876B1
Authority
KR
South Korea
Prior art keywords
neighboring samples
samples
current block
parameters
prediction
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
KR1020217017075A
Other languages
English (en)
Korean (ko)
Other versions
KR20210083353A (ko
Inventor
에두아르 프랑수아
파브리스 르레아넥
탄기 포이리에
Original Assignee
인터디지털 브이씨 홀딩스 인코포레이티드
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 인터디지털 브이씨 홀딩스 인코포레이티드 filed Critical 인터디지털 브이씨 홀딩스 인코포레이티드
Publication of KR20210083353A publication Critical patent/KR20210083353A/ko
Application granted granted Critical
Publication of KR102938876B1 publication Critical patent/KR102938876B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • 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
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/134—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
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/176—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 block, e.g. a macroblock
    • 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
    • H04N19/186—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 a colour or a chrominance component
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal 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
    • H04N19/50—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
    • H04N19/70—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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020217017075A 2018-11-05 2019-11-01 이웃 샘플 의존 파라메트릭 모델에 기초한 코딩 모드의 단순화 Active KR102938876B1 (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
EP18306448 2018-11-05
EP18306448.4 2018-11-05
EP18306676 2018-12-12
EP18306676.0 2018-12-12
EP18306690 2018-12-13
EP18306690.1 2018-12-13
PCT/US2019/059310 WO2020096877A1 (en) 2018-11-05 2019-11-01 Simplifications of coding modes based on neighboring samples dependent parametric models

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020267007298A Division KR20260048327A (ko) 2018-11-05 2019-11-01 이웃 샘플 의존 파라메트릭 모델에 기초한 코딩 모드의 단순화

Publications (2)

Publication Number Publication Date
KR20210083353A KR20210083353A (ko) 2021-07-06
KR102938876B1 true KR102938876B1 (ko) 2026-03-12

Family

ID=69159921

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020217017075A Active KR102938876B1 (ko) 2018-11-05 2019-11-01 이웃 샘플 의존 파라메트릭 모델에 기초한 코딩 모드의 단순화

Country Status (7)

Country Link
US (1) US20220078405A1 (https=)
EP (1) EP3878183A1 (https=)
JP (3) JP7488256B2 (https=)
KR (1) KR102938876B1 (https=)
CN (3) CN120050432A (https=)
IL (2) IL317810A (https=)
WO (1) WO2020096877A1 (https=)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210073597A (ko) * 2018-12-21 2021-06-18 삼성전자주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
EP3908003A4 (en) * 2019-01-02 2022-09-14 Sharp Kabushiki Kaisha PREDICTIVE PICTURE GENERATING DEVICE, MOVING PICTURE DECODING DECODER, MOVING PICTURE CODING DEVICE, AND PREDICTIVE PICTURE GENERATING METHOD
CN113170101A (zh) * 2019-03-12 2021-07-23 Oppo广东移动通信有限公司 帧内预测方法及装置、计算机可读存储介质
CN118784871A (zh) * 2019-06-18 2024-10-15 韩国电子通信研究院 视频编码/解码方法和设备以及存储比特流的记录介质
US12542916B2 (en) 2021-07-06 2026-02-03 Nokia Technologies Oy Apparatus, a method and a computer program for cross-component parameter calculation
WO2023096472A1 (ko) * 2021-11-29 2023-06-01 주식회사 윌러스표준기술연구소 비디오 신호 처리 방법 및 이를 위한 장치
US20250080756A1 (en) * 2021-12-21 2025-03-06 Mediatek Inc. Method and Apparatus for Cross Component Linear Model for Inter Prediction in Video Coding System
WO2023116706A1 (en) * 2021-12-21 2023-06-29 Mediatek Inc. Method and apparatus for cross component linear model with multiple hypotheses intra modes in video coding system
TWI853394B (zh) * 2021-12-29 2024-08-21 聯發科技股份有限公司 跨分量線性模型預測
WO2023172851A1 (en) * 2022-03-08 2023-09-14 Innopeak Technology, Inc. Model adjustment for local illumination compensation in video coding
KR20250029168A (ko) * 2022-07-01 2025-03-04 인터디지털 씨이 페이튼트 홀딩스, 에스에이에스 컨볼루션 크로스-컴포넌트 모델에 대한 시그널링 보정
KR20250085787A (ko) * 2022-10-07 2025-06-12 노키아 테크놀로지스 오와이 비디오 코딩 및 디코딩을 위한 장치, 방법 및 컴퓨터 프로그램
WO2024074131A1 (en) * 2022-10-07 2024-04-11 Mediatek Inc. Method and apparatus of inheriting cross-component model parameters in video coding system
US20260106997A1 (en) * 2022-10-07 2026-04-16 Mediatek Inc. Method and Apparatus of Inheriting Temporal Neighbouring Model Parameters in Video Coding System
EP4695981A1 (en) * 2023-04-12 2026-02-18 Dolby Laboratories Licensing Corporation Cross-component prediction tools in video coding
EP4699312A1 (en) * 2023-04-21 2026-02-25 InterDigital CE Patent Holdings, SAS Temporal prediction using cross-component residual model
CN121464630A (zh) * 2023-07-05 2026-02-03 联发科技股份有限公司 用于色度编码的自适应帧间跨分量预测的方法和装置
CN121729887A (zh) * 2023-08-24 2026-03-24 交互数字Ce专利控股有限公司 环内映射函数更新
CN121603677A (zh) * 2024-08-16 2026-03-03 中兴通讯股份有限公司 帧间预测方法、电子设备、存储介质及产品

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180063531A1 (en) 2016-08-26 2018-03-01 Qualcomm Incorporated Unification of parameters derivation procedures for local illumination compensation and cross-component linear model prediction

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101522850B1 (ko) 2010-01-14 2015-05-26 삼성전자주식회사 움직임 벡터를 부호화, 복호화하는 방법 및 장치
JP2013034162A (ja) * 2011-06-03 2013-02-14 Sony Corp 画像処理装置及び画像処理方法
US20160105685A1 (en) * 2014-10-08 2016-04-14 Qualcomm Incorporated Boundary filtering and cross-component prediction in video coding
US9998742B2 (en) * 2015-01-27 2018-06-12 Qualcomm Incorporated Adaptive cross component residual prediction
US11233998B2 (en) * 2015-05-29 2022-01-25 Qualcomm Incorporated Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design
EP3376764A4 (en) * 2015-11-12 2019-12-04 LG Electronics Inc. METHOD AND DEVICE FOR COEFFICIENT-INDUCED INTRAPREDICATION IN A BILDCODING SYSTEM
US10484712B2 (en) * 2016-06-08 2019-11-19 Qualcomm Incorporated Implicit coding of reference line index used in intra prediction
US10652575B2 (en) * 2016-09-15 2020-05-12 Qualcomm Incorporated Linear model chroma intra prediction for video coding
US10951912B2 (en) 2016-10-05 2021-03-16 Qualcomm Incorporated Systems and methods for adaptive selection of weights for video coding
US10873746B2 (en) * 2016-12-21 2020-12-22 Sharp Kabushiki Kaisha Intra prediction image generation device using cross-component liner model, image decoding apparatus, and image coding apparatus using same
US12457321B2 (en) * 2017-03-22 2025-10-28 Electronics And Telecommunications Research Institute Prediction method and device using reference block
US10542264B2 (en) * 2017-04-04 2020-01-21 Arris Enterprises Llc Memory reduction implementation for weighted angular prediction
CN110574374B (zh) * 2017-04-28 2022-02-25 夏普株式会社 图像解码装置
US11184636B2 (en) * 2017-06-28 2021-11-23 Sharp Kabushiki Kaisha Video encoding device and video decoding device
EP4415366B1 (en) * 2017-08-03 2026-03-04 Sharp Kabushiki Kaisha Systems and methods for partitioning video blocks in an inter prediction slice of video data
GB2567249A (en) * 2017-10-09 2019-04-10 Canon Kk New sample sets and new down-sampling schemes for linear component sample prediction
JP2021016016A (ja) * 2017-10-20 2021-02-12 シャープ株式会社 動画像符号化装置及び動画像復号装置
GB2571312B (en) * 2018-02-23 2020-05-27 Canon Kk New sample sets and new down-sampling schemes for linear component sample prediction
CN116193132A (zh) 2019-01-03 2023-05-30 华为技术有限公司 色度块的预测方法和装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180063531A1 (en) 2016-08-26 2018-03-01 Qualcomm Incorporated Unification of parameters derivation procedures for local illumination compensation and cross-component linear model prediction

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Chen J et al: "JVET-G1001- Algorithm description of Joint Exploration Test Model 7 (JEM7)", JVET-G0001, 2017.8.19.
Hu N et al: "Unification of parameter derivation for CCLM and LTC", JVET-D0122, 2016.10.16.

Also Published As

Publication number Publication date
US20220078405A1 (en) 2022-03-10
EP3878183A1 (en) 2021-09-15
JP2022506628A (ja) 2022-01-17
CN112970264B (zh) 2025-04-08
CN120050432A (zh) 2025-05-27
CN112970264A (zh) 2021-06-15
WO2020096877A1 (en) 2020-05-14
KR20210083353A (ko) 2021-07-06
JP7685650B2 (ja) 2025-05-29
IL282804B1 (en) 2025-01-01
IL282804A (en) 2021-06-30
JP2025118922A (ja) 2025-08-13
CN120017848A (zh) 2025-05-16
JP2024105475A (ja) 2024-08-06
JP7488256B2 (ja) 2024-05-21
IL282804B2 (en) 2025-05-01
IL317810A (en) 2025-02-01

Similar Documents

Publication Publication Date Title
KR102938876B1 (ko) 이웃 샘플 의존 파라메트릭 모델에 기초한 코딩 모드의 단순화
JP7299221B2 (ja) 隣接サンプルに応じた線形モデルに基づく映像符号化及び復号のための方法と装置
US11558611B2 (en) Method and apparatus for deblocking an image
JP7611159B2 (ja) サブパーティションを有する広角度イントラ予測
KR102934533B1 (ko) 비디오 코딩 및 디코딩을 위한 삼각형 및 다중-가설 조합
CN117597933A (zh) 空间局部光照补偿
JP7502278B2 (ja) 双予測を使用するビデオエンコーディングおよびデコーディングのための方法および装置
KR20240072180A (ko) Isp 모드를 사용한 템플릿 기반 인트라 모드 도출(timd)의 확장
CN114073093B (zh) 三角形分割的合并索引的信令通知
EP4070547A1 (en) Scaling process for joint chroma coded blocks
US12401790B2 (en) Combining ABT with VVC sub-block-based coding tools
EP4569805A1 (en) Geometric partition mode boundary prediction
US20250240405A1 (en) Temporal intra mode prediction
KR20260048327A (ko) 이웃 샘플 의존 파라메트릭 모델에 기초한 코딩 모드의 단순화
TW202508280A (zh) Cabac框間/框內共享模型
JP2025533995A (ja) 利用可能な参照サンプルに基づくイントラ予測モードの改善
WO2024208650A1 (en) Intra geometric partition mode with template matching
WO2024256199A1 (en) Regressive-based affine bi-prediction weights
KR20250169173A (ko) 템플릿 매칭을 사용한 인트라 기하학적 파티션 모드의 코딩

Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

D22 Grant of ip right intended

Free format text: ST27 STATUS EVENT CODE: A-1-2-D10-D22-EXM-PE0701 (AS PROVIDED BY THE NATIONAL OFFICE)

PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

A16 Divisional, continuation or continuation in part application filed

Free format text: ST27 STATUS EVENT CODE: A-0-1-A10-A16-DIV-PA0104 (AS PROVIDED BY THE NATIONAL OFFICE)

PA0104 Divisional application for international application

St.27 status event code: A-0-1-A10-A16-div-PA0104

F11 Ip right granted following substantive examination

Free format text: ST27 STATUS EVENT CODE: A-2-4-F10-F11-EXM-PR0701 (AS PROVIDED BY THE NATIONAL OFFICE)

PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

U12 Designation fee paid

Free format text: ST27 STATUS EVENT CODE: A-2-2-U10-U12-OTH-PR1002 (AS PROVIDED BY THE NATIONAL OFFICE)

Year of fee payment: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

Q13 Ip right document published

Free format text: ST27 STATUS EVENT CODE: A-4-4-Q10-Q13-NAP-PG1601 (AS PROVIDED BY THE NATIONAL OFFICE)