KR20220122997A - 병합 추정 영역에 대한 이력 기반 모션 벡터 예측자 제약 - Google Patents

병합 추정 영역에 대한 이력 기반 모션 벡터 예측자 제약 Download PDF

Info

Publication number
KR20220122997A
KR20220122997A KR1020227021538A KR20227021538A KR20220122997A KR 20220122997 A KR20220122997 A KR 20220122997A KR 1020227021538 A KR1020227021538 A KR 1020227021538A KR 20227021538 A KR20227021538 A KR 20227021538A KR 20220122997 A KR20220122997 A KR 20220122997A
Authority
KR
South Korea
Prior art keywords
block
mer
coordinate
size
video data
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.)
Pending
Application number
KR1020227021538A
Other languages
English (en)
Korean (ko)
Inventor
한 황
웨이-정 치엔
바딤 세레긴
마르타 카르체비츠
Original Assignee
퀄컴 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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20220122997A publication Critical patent/KR20220122997A/ko
Pending legal-status Critical Current

Links

Images

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
    • H04N19/50—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
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive 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
    • H04N19/10—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
    • H04N19/134—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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/42—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
    • H04N19/436—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 using parallelised computational 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
    • H04N19/50—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
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020227021538A 2019-12-31 2020-12-30 병합 추정 영역에 대한 이력 기반 모션 벡터 예측자 제약 Pending KR20220122997A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962955977P 2019-12-31 2019-12-31
US62/955,977 2019-12-31
US17/136,983 2020-12-29
US17/136,983 US11722692B2 (en) 2019-12-31 2020-12-29 History-based motion vector predictor constraint for merge estimation region
PCT/US2020/067476 WO2021138428A1 (en) 2019-12-31 2020-12-30 History-based motion vector predictor constraint for merge estimation region

Publications (1)

Publication Number Publication Date
KR20220122997A true KR20220122997A (ko) 2022-09-05

Family

ID=76546766

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227021538A Pending KR20220122997A (ko) 2019-12-31 2020-12-30 병합 추정 영역에 대한 이력 기반 모션 벡터 예측자 제약

Country Status (9)

Country Link
US (1) US11722692B2 (https=)
EP (1) EP4085629A1 (https=)
JP (1) JP7730820B2 (https=)
KR (1) KR20220122997A (https=)
CL (1) CL2022001771A1 (https=)
CO (1) CO2022008965A2 (https=)
IL (1) IL293448B1 (https=)
TW (1) TWI865705B (https=)
WO (1) WO2021138428A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021045071A1 (ja) * 2019-09-03 2021-03-11 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 符号化装置、復号装置、符号化方法、および復号方法
US12212776B2 (en) * 2021-09-24 2025-01-28 Apple Inc. Systems and methods for low resolution motion estimation searches
US20250016325A1 (en) * 2021-11-18 2025-01-09 Lg Electronics Inc. Image encoding/decoding method and device, and recording medium in which bitstream is stored
US20240080462A1 (en) * 2022-09-06 2024-03-07 Apple Inc. Systems and Methods for Low-Resolution Motion Estimation Searches

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112020023571A8 (pt) * 2018-05-23 2023-02-07 Mediatek Inc Método e aparelho de codificação de vídeo usando ponderação de cu bidirecional
US11606575B2 (en) * 2018-07-10 2023-03-14 Qualcomm Incorporated Multiple history based non-adjacent MVPs for wavefront processing of video coding
US10440378B1 (en) 2018-07-17 2019-10-08 Tencent America LLC Method and apparatus for history-based motion vector prediction with parallel processing
US10362330B1 (en) * 2018-07-30 2019-07-23 Tencent America LLC Combining history-based motion vector prediction and non-adjacent merge prediction
US10924731B2 (en) * 2018-08-28 2021-02-16 Tencent America LLC Complexity constraints on merge candidates list construction
US11184635B2 (en) * 2018-08-31 2021-11-23 Tencent America LLC Method and apparatus for video coding with motion vector constraints
WO2020067835A1 (ko) * 2018-09-28 2020-04-02 엘지전자 주식회사 어파인 예측을 이용하여 비디오 신호를 처리하기 위한 방법 및 장치
BR112021007863A2 (pt) * 2018-11-02 2021-07-27 Beijing Bytedance Network Technology Co., Ltd. método e aparelho para processar dados de vídeo, e, meios de armazenamento e de gravação legíveis por computador não transitórios
US11012697B2 (en) * 2018-12-07 2021-05-18 Qualcomm Incorporated Shared candidate list and parallel candidate list derivation for video coding
EP4429246B1 (en) 2018-12-29 2026-03-25 SZ DJI Technology Co., Ltd. Video processing method and device

Also Published As

Publication number Publication date
WO2021138428A1 (en) 2021-07-08
TW202133619A (zh) 2021-09-01
CO2022008965A2 (es) 2022-07-19
CN115176472A (zh) 2022-10-11
EP4085629A1 (en) 2022-11-09
US20210203982A1 (en) 2021-07-01
CL2022001771A1 (es) 2023-02-10
JP2023508468A (ja) 2023-03-02
JP7730820B2 (ja) 2025-08-28
IL293448B1 (en) 2026-01-01
TWI865705B (zh) 2024-12-11
IL293448A (en) 2022-07-01
US11722692B2 (en) 2023-08-08

Similar Documents

Publication Publication Date Title
WO2021202881A1 (en) General constraint information syntax in video coding
KR20210128396A (ko) 비디오 코딩에서 모션 벡터 차이들에 의한 병합 모드를 위한 시그널링
EP3991403A1 (en) Combined inter and intra prediction mode for video coding
EP4052466A1 (en) Merge estimation region for multi-type-tree block structure
US11172214B2 (en) Derivation of processing area for parallel processing in video coding
WO2020181105A2 (en) Simplification of sub-block transforms in video coding
EP3891987A1 (en) Shared candidate list and parallel candidate list derivation for video coding
JP7730820B2 (ja) マージ推定領域のための履歴ベースの動きベクトル予測子制約
WO2020190468A1 (en) Video coding in triangular prediction unit mode using different chroma formats
WO2020072935A1 (en) Simplification of spatial-temporal motion vector prediction
KR20220115974A (ko) 비디오 코딩을 위한 다중 변환 세트 시그널링
KR20220073755A (ko) 비디오 코딩을 위한 변환 스킵에서 잔차 값들을 위한 코딩 스킴 시그널링
CN114175643B (zh) 调色板和预测模式信令
EP4085623A1 (en) Chroma transform skip and joint chroma coding enabled block in video coding
KR20230043101A (ko) 디블록킹 필터 파라미터 시그널링
WO2020219898A1 (en) Size constraint for triangular prediction unit mode
WO2020072781A1 (en) Wide-angle intra prediction for video coding
EP3987777B1 (en) Decoded picture buffer indexing
KR20230075443A (ko) 상이한 비트 심도에서 비디오 데이터의 코딩을 위한 적응적 루프 필터링의 동작 비트 심도의 제한
KR20220110757A (ko) 비디오 코딩에서의 다중 변환 선택 시그널링에 대한 계수 그룹 기반 제한
WO2021061731A1 (en) Mode dependent block partition for lossless and mixed lossless and lossy video coding
KR20220061981A (ko) 디코더 측 모션 정제 및 양방향 광학 흐름에 대한 참조 픽처 제약
KR20220113407A (ko) 비디오 코딩을 위한 모노크롬 팔레트 모드
CN115176472B (zh) 用于合并估计区域的基于历史的运动向量预测约束
EP4732538A1 (en) Using substitute motion information when coding video data

Legal Events

Date Code Title Description
PA0105 International application

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

PG1501 Laying open of application

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

D18-X000 Deferred examination requested

St.27 status event code: A-1-2-D10-D18-exm-X000

D19-X000 Deferred examination accepted

St.27 status event code: A-1-2-D10-D19-exm-X000

PA0201 Request for examination

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

D20 Deferred examination resumed

Free format text: ST27 STATUS EVENT CODE: A-1-2-D10-D20-EXM-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

D20-X000 Deferred examination resumed

St.27 status event code: A-1-2-D10-D20-exm-X000

D21 Rejection of application intended

Free format text: ST27 STATUS EVENT CODE: A-1-2-D10-D21-EXM-PE0902 (AS PROVIDED BY THE NATIONAL OFFICE)

PE0902 Notice of grounds for rejection

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

E13 Pre-grant limitation requested

Free format text: ST27 STATUS EVENT CODE: A-2-3-E10-E13-LIM-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11 Amendment of application requested

Free format text: ST27 STATUS EVENT CODE: A-2-2-P10-P11-NAP-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

P11-X000 Amendment of application requested

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