KR102775507B1 - 비디오 인코딩 또는 디코딩을 위한 방법 및 장치 - Google Patents

비디오 인코딩 또는 디코딩을 위한 방법 및 장치 Download PDF

Info

Publication number
KR102775507B1
KR102775507B1 KR1020217015100A KR20217015100A KR102775507B1 KR 102775507 B1 KR102775507 B1 KR 102775507B1 KR 1020217015100 A KR1020217015100 A KR 1020217015100A KR 20217015100 A KR20217015100 A KR 20217015100A KR 102775507 B1 KR102775507 B1 KR 102775507B1
Authority
KR
South Korea
Prior art keywords
chroma
block
components
decoding
luma
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
KR1020217015100A
Other languages
English (en)
Korean (ko)
Other versions
KR20210076125A (ko
Inventor
신 자오
샤오중 쉬
샹 리
산 류
Original Assignee
텐센트 아메리카 엘엘씨
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 텐센트 아메리카 엘엘씨 filed Critical 텐센트 아메리카 엘엘씨
Priority to KR1020257006422A priority Critical patent/KR20250036265A/ko
Publication of KR20210076125A publication Critical patent/KR20210076125A/ko
Application granted granted Critical
Publication of KR102775507B1 publication Critical patent/KR102775507B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/527Global motion vector estimation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/107Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/186Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/537Motion estimation other than block-based
    • H04N19/54Motion estimation other than block-based using feature points or meshes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/573Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods 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
    • H04N19/96Tree coding, e.g. quad-tree coding

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)
KR1020217015100A 2019-03-12 2020-03-11 비디오 인코딩 또는 디코딩을 위한 방법 및 장치 Active KR102775507B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020257006422A KR20250036265A (ko) 2019-03-12 2020-03-11 비디오 인코딩 또는 디코딩을 위한 방법 및 장치

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962817517P 2019-03-12 2019-03-12
US62/817,517 2019-03-12
PCT/US2020/022066 WO2020185876A1 (en) 2019-03-12 2020-03-11 Method and apparatus for video encoding or decoding

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020257006422A Division KR20250036265A (ko) 2019-03-12 2020-03-11 비디오 인코딩 또는 디코딩을 위한 방법 및 장치

Publications (2)

Publication Number Publication Date
KR20210076125A KR20210076125A (ko) 2021-06-23
KR102775507B1 true KR102775507B1 (ko) 2025-03-06

Family

ID=72422818

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020217015100A Active KR102775507B1 (ko) 2019-03-12 2020-03-11 비디오 인코딩 또는 디코딩을 위한 방법 및 장치
KR1020257006422A Pending KR20250036265A (ko) 2019-03-12 2020-03-11 비디오 인코딩 또는 디코딩을 위한 방법 및 장치

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020257006422A Pending KR20250036265A (ko) 2019-03-12 2020-03-11 비디오 인코딩 또는 디코딩을 위한 방법 및 장치

Country Status (9)

Country Link
US (3) US11290722B2 (enExample)
EP (1) EP3939258A4 (enExample)
JP (3) JP7244646B2 (enExample)
KR (2) KR102775507B1 (enExample)
CN (3) CN113826384B (enExample)
AU (4) AU2020237079B2 (enExample)
CA (1) CA3132485A1 (enExample)
SG (1) SG11202109233PA (enExample)
WO (1) WO2020185876A1 (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102463478B1 (ko) * 2018-01-26 2022-11-04 에이치에프아이 이노베이션 인크. 비디오 코딩 시스템을 위한 아핀 인터 예측 방법 및 장치
GB2588003B (en) 2018-06-05 2023-04-19 Beijing Bytedance Network Tech Co Ltd Interaction between pairwise average merging candidates and IBC
CN115426497A (zh) 2018-06-21 2022-12-02 抖音视界有限公司 颜色分量之间的子块运动矢量继承
CN110636298B (zh) 2018-06-21 2022-09-13 北京字节跳动网络技术有限公司 对于Merge仿射模式和非Merge仿射模式的统一约束
WO2020065517A1 (en) 2018-09-24 2020-04-02 Beijing Bytedance Network Technology Co., Ltd. Simplified history based motion vector prediction
WO2020094149A1 (en) 2018-11-10 2020-05-14 Beijing Bytedance Network Technology Co., Ltd. Rounding in triangular prediction mode
US11632563B2 (en) * 2019-02-22 2023-04-18 Qualcomm Incorporated Motion vector derivation in video coding
EP3939271A1 (en) * 2019-03-11 2022-01-19 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. Encoder and decoder, encoding method and decoding method with profile and level dependent coding options
CN113826384B (zh) * 2019-03-12 2024-03-22 腾讯美国有限责任公司 对视频进行编码或解码的方法和装置
WO2021244935A1 (en) * 2020-06-03 2021-12-09 Nokia Technologies Oy A method, an apparatus and a computer program product for video encoding and video decoding
CN114466198B (zh) * 2022-01-13 2025-05-16 杭州未名信科科技有限公司 仿射运动估计电路及方法
WO2023138627A1 (en) * 2022-01-21 2023-07-27 Mediatek Inc. Method and apparatus of cross-component linear model prediction with refined parameters in video coding system
WO2023138628A1 (en) * 2022-01-21 2023-07-27 Mediatek Inc. Method and apparatus of cross-component linear model prediction in video coding system
CN114818914B (zh) * 2022-04-24 2024-05-24 重庆大学 基于相空间和光流图像的多变量时间序列的分类方法
WO2024104407A1 (en) * 2022-11-17 2024-05-23 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
CN120731596A (zh) * 2023-01-10 2025-09-30 联发科技股份有限公司 用于根据视频编解码中的帧内色度跨元件预测模型改进变换信息编解码方法和设备
WO2025005753A1 (ko) * 2023-06-30 2025-01-02 주식회사 아틴스 복수의 참조 라인들을 이용한 인트라 예측 방법, 이를 수행하는 영상 부호화 및 복호화 장치
WO2025149025A1 (en) * 2024-01-12 2025-07-17 Mediatek Inc. Methods and apparatus of inheriting cross-component model based on cascaded vector

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009272724A (ja) * 2008-04-30 2009-11-19 Panasonic Corp ビデオ符号化・復号化装置
WO2013107027A1 (en) * 2012-01-19 2013-07-25 Mediatek Singapore Pte. Ltd. Methods and apparatuses of cbf coding in hevc
AU2013344305A1 (en) 2012-11-08 2015-03-26 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the transform units of a coding unit
US9491460B2 (en) * 2013-03-29 2016-11-08 Qualcomm Incorporated Bandwidth reduction for video coding prediction
GB2522844A (en) * 2014-01-29 2015-08-12 Sony Corp Data encoding and decoding
US20170094288A1 (en) * 2015-09-25 2017-03-30 Nokia Technologies Oy Apparatus, a method and a computer program for video coding and decoding
ES2692864B1 (es) * 2016-02-25 2019-10-21 Kt Corp Metodo y aparato para procesar senales de video
US11778231B2 (en) * 2016-05-26 2023-10-03 Vid Scale, Inc. Geometric conversion for 360-degree video coding
WO2018033661A1 (en) 2016-08-15 2018-02-22 Nokia Technologies Oy Video encoding and decoding
US10701390B2 (en) * 2017-03-14 2020-06-30 Qualcomm Incorporated Affine motion information derivation
US10855997B2 (en) 2017-04-14 2020-12-01 Mediatek Inc. Secondary transform kernel size selection
US10742975B2 (en) * 2017-05-09 2020-08-11 Futurewei Technologies, Inc. Intra-prediction with multiple reference lines
US20180376148A1 (en) 2017-06-23 2018-12-27 Qualcomm Incorporated Combination of inter-prediction and intra-prediction in video coding
US10778978B2 (en) 2017-08-21 2020-09-15 Qualcomm Incorporated System and method of cross-component dynamic range adjustment (CC-DRA) in video coding
US11245922B2 (en) * 2018-08-17 2022-02-08 Mediatek Inc. Shared candidate list
EP3844955A1 (en) * 2018-08-29 2021-07-07 Vid Scale, Inc. Adaptive motion vector precision for affine motion model based video coding
WO2020094149A1 (en) * 2018-11-10 2020-05-14 Beijing Bytedance Network Technology Co., Ltd. Rounding in triangular prediction mode
US11632563B2 (en) 2019-02-22 2023-04-18 Qualcomm Incorporated Motion vector derivation in video coding
CN113826384B (zh) 2019-03-12 2024-03-22 腾讯美国有限责任公司 对视频进行编码或解码的方法和装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Benjamin Bross, et. al., "Versatile Video Coding (Draft 3)", Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 12th Meeting: Macao, CN, 3-12 Oct. 2018, JVET-L1001-v9.*

Also Published As

Publication number Publication date
AU2023214361A1 (en) 2023-08-31
CN118433426A (zh) 2024-08-02
AU2023214363A1 (en) 2023-08-31
JP7524387B2 (ja) 2024-07-29
EP3939258A4 (en) 2022-12-07
CA3132485A1 (en) 2020-09-17
EP3939258A1 (en) 2022-01-19
SG11202109233PA (en) 2021-09-29
JP2023071987A (ja) 2023-05-23
US20200296382A1 (en) 2020-09-17
AU2023214361B2 (en) 2024-05-23
JP7244646B2 (ja) 2023-03-22
AU2020237079A1 (en) 2021-09-23
JP2024147698A (ja) 2024-10-16
AU2024204880A1 (en) 2024-08-01
US12192472B2 (en) 2025-01-07
KR20250036265A (ko) 2025-03-13
AU2020237079B2 (en) 2023-05-11
US11290722B2 (en) 2022-03-29
US20220224909A1 (en) 2022-07-14
US20250097427A1 (en) 2025-03-20
CN118433425A (zh) 2024-08-02
WO2020185876A1 (en) 2020-09-17
AU2023214363B2 (en) 2024-04-18
CN113826384B (zh) 2024-03-22
CN113826384A (zh) 2021-12-21
KR20210076125A (ko) 2021-06-23
JP2022511865A (ja) 2022-02-01

Similar Documents

Publication Publication Date Title
KR102775507B1 (ko) 비디오 인코딩 또는 디코딩을 위한 방법 및 장치
KR102715060B1 (ko) 비디오 인코딩 또는 디코딩을 위한 방법 및 장치
KR20210068565A (ko) 비디오 디코딩을 위한 방법 및 비디오 디코더
KR102795040B1 (ko) 최대 변환 크기 제어
KR102691332B1 (ko) 비디오 디코딩 또는 인코딩을 위한 방법 및 장치
KR102720029B1 (ko) 개선된 최고 확률 모드 리스트 생성 스킴
KR20220158054A (ko) 비디오 코딩을 위한 방법 및 장치
KR20230125830A (ko) 아웃-오브-프레임 경계 조건에 대한 모션 벡터 한정
KR20220122767A (ko) 비디오 코딩을 위한 방법 및 장치
WO2023224655A1 (en) Flexible scaling factors for joint mvd coding
WO2023204849A1 (en) Bilateral matching based scaling factor derivation for jmvd
EP4537535A1 (en) Adjacent spatial motion vector predictor candidates improvement
EP4527073A1 (en) Adjacent spatial motion vector predictor candidates improvement

Legal Events

Date Code Title Description
A201 Request for examination
E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-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

PA0105 International application

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

PA0201 Request for examination

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

PG1501 Laying open of application

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

D13-X000 Search requested

St.27 status event code: A-1-2-D10-D13-srh-X000

D14-X000 Search report completed

St.27 status event code: A-1-2-D10-D14-srh-X000

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

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

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-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

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

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

PA0104 Divisional application for international application

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

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

PG1601 Publication of registration

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