KR102878419B1 - 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치 - Google Patents

서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치

Info

Publication number
KR102878419B1
KR102878419B1 KR1020247002701A KR20247002701A KR102878419B1 KR 102878419 B1 KR102878419 B1 KR 102878419B1 KR 1020247002701 A KR1020247002701 A KR 1020247002701A KR 20247002701 A KR20247002701 A KR 20247002701A KR 102878419 B1 KR102878419 B1 KR 102878419B1
Authority
KR
South Korea
Prior art keywords
block
motion vector
cbsb
rbsb
coded
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
KR1020247002701A
Other languages
English (en)
Korean (ko)
Other versions
KR20240015165A (ko
Inventor
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 KR1020257035770A priority Critical patent/KR20250161640A/ko
Publication of KR20240015165A publication Critical patent/KR20240015165A/ko
Application granted granted Critical
Publication of KR102878419B1 publication Critical patent/KR102878419B1/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
    • H04N19/50—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
    • H04N19/102—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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/50—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
    • H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting motion vectors
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020247002701A 2018-06-04 2019-05-30 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치 Active KR102878419B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020257035770A KR20250161640A (ko) 2018-06-04 2019-05-30 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US201862680468P 2018-06-04 2018-06-04
US62/680,468 2018-06-04
US16/210,635 2018-12-05
US16/210,635 US11109025B2 (en) 2018-06-04 2018-12-05 Method and apparatus for sub-block based temporal motion vector prediction
PCT/US2019/034485 WO2019236362A2 (en) 2018-06-04 2019-05-30 Method and apparatus for sub-block based temporal motion vector prediction
KR1020237012365A KR102630200B1 (ko) 2018-06-04 2019-05-30 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020237012365A Division KR102630200B1 (ko) 2018-06-04 2019-05-30 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020257035770A Division KR20250161640A (ko) 2018-06-04 2019-05-30 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치

Publications (2)

Publication Number Publication Date
KR20240015165A KR20240015165A (ko) 2024-02-02
KR102878419B1 true KR102878419B1 (ko) 2025-10-29

Family

ID=68693393

Family Applications (4)

Application Number Title Priority Date Filing Date
KR1020257035770A Pending KR20250161640A (ko) 2018-06-04 2019-05-30 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치
KR1020247002701A Active KR102878419B1 (ko) 2018-06-04 2019-05-30 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치
KR1020207031455A Active KR102522112B1 (ko) 2018-06-04 2019-05-30 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치
KR1020237012365A Active KR102630200B1 (ko) 2018-06-04 2019-05-30 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치

Family Applications Before (1)

Application Number Title Priority Date Filing Date
KR1020257035770A Pending KR20250161640A (ko) 2018-06-04 2019-05-30 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치

Family Applications After (2)

Application Number Title Priority Date Filing Date
KR1020207031455A Active KR102522112B1 (ko) 2018-06-04 2019-05-30 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치
KR1020237012365A Active KR102630200B1 (ko) 2018-06-04 2019-05-30 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치

Country Status (6)

Country Link
US (3) US11109025B2 (enExample)
EP (2) EP3804316A4 (enExample)
JP (4) JP7212060B2 (enExample)
KR (4) KR20250161640A (enExample)
CN (2) CN112154663B (enExample)
WO (1) WO2019236362A2 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11109025B2 (en) * 2018-06-04 2021-08-31 Tencent America LLC Method and apparatus for sub-block based temporal motion vector prediction
WO2019234607A1 (en) * 2018-06-05 2019-12-12 Beijing Bytedance Network Technology Co., Ltd. Interaction between ibc and affine
TWI750483B (zh) 2018-06-21 2021-12-21 大陸商北京字節跳動網絡技術有限公司 成分依賴的子區塊分割
WO2019244117A1 (en) 2018-06-21 2019-12-26 Beijing Bytedance Network Technology Co., Ltd. Unified constrains for the merge affine mode and the non-merge affine mode
TWI832905B (zh) 2018-09-24 2024-02-21 大陸商北京字節跳動網絡技術有限公司 視頻編碼和解碼中的加權雙向預測
CN112997495B (zh) 2018-11-10 2024-02-20 北京字节跳动网络技术有限公司 当前图片参考中的取整
TWI737142B (zh) * 2019-01-31 2021-08-21 聯發科技股份有限公司 視訊編碼中結合畫面間和畫面內預測之方法和裝置
US12132928B2 (en) * 2022-09-02 2024-10-29 Qualcomm Incorporated Block-level collocated motion field projection for video coding

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102630200B1 (ko) * 2018-06-04 2024-01-29 텐센트 아메리카 엘엘씨 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107071459B (zh) * 2010-12-14 2020-01-03 M&K控股株式会社 用于编码运动画面的设备
GB2495468B (en) * 2011-09-02 2017-12-13 Skype Video coding
KR101763083B1 (ko) * 2013-07-16 2017-07-28 미디어텍 싱가폴 피티이. 엘티디. 3차원 비디오 코딩에서 진보된 시간적 잔차 예측을 위한 방법 및 장치
US9948915B2 (en) * 2013-07-24 2018-04-17 Qualcomm Incorporated Sub-PU motion prediction for texture and depth coding
US9762927B2 (en) * 2013-09-26 2017-09-12 Qualcomm Incorporated Sub-prediction unit (PU) based temporal motion vector prediction in HEVC and sub-PU design in 3D-HEVC
CN106416243B (zh) 2014-02-21 2019-05-03 联发科技（新加坡）私人有限公司 利用基于帧内图像区块复制预测的视频编码方法
CN106464905B (zh) 2014-05-06 2019-06-07 寰发股份有限公司 用于块内复制模式编码的块向量预测方法
WO2015176678A1 (en) 2014-05-22 2015-11-26 Mediatek Inc. Method of intra block copy with flipping for image and video coding
CN106464896B (zh) 2014-07-07 2020-03-13 寰发股份有限公司 利用帧内区块复制模式编码的视频编码方法
EP3180917B1 (en) 2014-09-01 2022-04-20 HFI Innovation Inc. Method of intra picture block copy for screen content and video coding
EP3198872A1 (en) * 2014-09-26 2017-08-02 VID SCALE, Inc. Intra block copy coding with temporal block vector prediction
US10455231B2 (en) 2014-09-30 2019-10-22 Hfi Innovation Inc. Method of adaptive motion vector resolution for video coding
KR20170084251A (ko) 2014-11-20 2017-07-19 에이치에프아이 이노베이션 인크. 모션 벡터 및 블록 벡터 해상도 제어의 방법
US11477477B2 (en) * 2015-01-26 2022-10-18 Qualcomm Incorporated Sub-prediction unit based advanced temporal motion vector prediction
US10271064B2 (en) * 2015-06-11 2019-04-23 Qualcomm Incorporated Sub-prediction unit motion vector prediction using spatial and/or temporal motion information
WO2017195608A1 (ja) * 2016-05-13 2017-11-16 シャープ株式会社 動画像復号装置
US10812791B2 (en) * 2016-09-16 2020-10-20 Qualcomm Incorporated Offset vector identification of temporal motion vector predictor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102630200B1 (ko) * 2018-06-04 2024-01-29 텐센트 아메리카 엘엘씨 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치

Also Published As

Publication number Publication date
EP4604528A3 (en) 2025-10-22
JP7684007B2 (ja) 2025-05-27
KR102630200B1 (ko) 2024-01-29
KR102522112B1 (ko) 2023-04-17
EP3804316A2 (en) 2021-04-14
JP2023029596A (ja) 2023-03-03
KR20250161640A (ko) 2025-11-17
CN115412728A (zh) 2022-11-29
US11109025B2 (en) 2021-08-31
US20210360245A1 (en) 2021-11-18
KR20200139215A (ko) 2020-12-11
US11800100B2 (en) 2023-10-24
CN112154663B (zh) 2022-07-12
KR20240015165A (ko) 2024-02-02
WO2019236362A2 (en) 2019-12-12
JP7212060B2 (ja) 2023-01-24
JP2025114786A (ja) 2025-08-05
KR20230051641A (ko) 2023-04-18
JP7457170B2 (ja) 2024-03-27
WO2019236362A3 (en) 2020-08-13
EP3804316A4 (en) 2022-06-22
JP2024069475A (ja) 2024-05-21
JP2021517410A (ja) 2021-07-15
CN115412728B (zh) 2025-12-12
US20190373259A1 (en) 2019-12-05
EP4604528A2 (en) 2025-08-20
CN112154663A (zh) 2020-12-29
US20240007630A1 (en) 2024-01-04

Similar Documents

Publication Publication Date Title
KR102880083B1 (ko) 템플릿 매칭 기반 인트라 예측
KR102838307B1 (ko) 인트라 픽처 블록 보상을 위한 디코딩된 블록 벡터의 변환
KR102497697B1 (ko) 병렬 처리로 히스토리 기반 모션 벡터 예측을 위한 방법 및 장치
KR102740543B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102756751B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102802462B1 (ko) 비디오 인코딩 및 디코딩을 위한 방법, 장치 및 매체
KR102442931B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102637562B1 (ko) 비디오 압축에서의 비-정사각형 블록들에 대한 인트라 예측을 위한 방법 및 장치
KR102828558B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102707349B1 (ko) 비디오 디코딩을 위한 방법 및 장치
KR102878419B1 (ko) 서브-블록 기반 시간 움직임 벡터 예측을 위한 방법 및 장치
EP3753251A1 (en) Method and apparatus for history-based motion vector prediction
KR102811754B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR20250020716A (ko) 비디오 코딩을 위한 방법 및 장치
KR20220133319A (ko) 인트라 픽처 블록 보상을 위한 참조 샘플 메모리 재사용 방법 및 장치
KR102461780B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR20250016509A (ko) 작은 코딩 블록들에 대한 단순화된 병합 리스트 구성
KR20250100769A (ko) 멀티-라인 인트라 예측을 위한 모드 리스트 생성
KR102747635B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR20250173594A (ko) 인트라 픽처 블록 보상을 위한 참조 샘플 메모리 재사용 방법 및 장치
KR20250173595A (ko) 인트라 픽처 블록 보상을 위한 참조 샘플 메모리 재사용 방법 및 장치

Legal Events

Date Code Title Description
A107 Divisional application of patent
PA0104 Divisional application for international application

St.27 status event code: A-0-1-A10-A18-div-PA0104

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

PG1501 Laying open of application

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

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

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

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

PR1002 Payment of registration fee

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

Fee payment year number: 1

PG1601 Publication of registration

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