KR102772324B1 - 통합된 위치 의존적 예측 조합 프로세스 - Google Patents

통합된 위치 의존적 예측 조합 프로세스 Download PDF

Info

Publication number
KR102772324B1
KR102772324B1 KR1020217023160A KR20217023160A KR102772324B1 KR 102772324 B1 KR102772324 B1 KR 102772324B1 KR 1020217023160 A KR1020217023160 A KR 1020217023160A KR 20217023160 A KR20217023160 A KR 20217023160A KR 102772324 B1 KR102772324 B1 KR 102772324B1
Authority
KR
South Korea
Prior art keywords
intra prediction
prediction direction
current block
mode
sample
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
KR1020217023160A
Other languages
English (en)
Korean (ko)
Other versions
KR20210104873A (ko
Inventor
량 자오
신 자오
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 KR1020257005471A priority Critical patent/KR20250029998A/ko
Publication of KR20210104873A publication Critical patent/KR20210104873A/ko
Application granted granted Critical
Publication of KR102772324B1 publication Critical patent/KR102772324B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/134—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
    • H04N19/10—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
    • H04N19/182—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 pixel
    • 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
    • H04N19/10—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
KR1020217023160A 2019-06-11 2020-06-01 통합된 위치 의존적 예측 조합 프로세스 Active KR102772324B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020257005471A KR20250029998A (ko) 2019-06-11 2020-06-01 통합된 위치 의존적 예측 조합 프로세스

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201962859920P 2019-06-11 2019-06-11
US62/859,920 2019-06-11
US201962869015P 2019-06-30 2019-06-30
US62/869,015 2019-06-30
US15/931,225 2020-05-13
US15/931,225 US11039156B2 (en) 2019-06-11 2020-05-13 Unified position dependent prediction combination process
PCT/US2020/035519 WO2020251791A1 (en) 2019-06-11 2020-06-01 Unified position dependent prediction combination process

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020257005471A Division KR20250029998A (ko) 2019-06-11 2020-06-01 통합된 위치 의존적 예측 조합 프로세스

Publications (2)

Publication Number Publication Date
KR20210104873A KR20210104873A (ko) 2021-08-25
KR102772324B1 true KR102772324B1 (ko) 2025-02-26

Family

ID=73745712

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020217023160A Active KR102772324B1 (ko) 2019-06-11 2020-06-01 통합된 위치 의존적 예측 조합 프로세스
KR1020257005471A Pending KR20250029998A (ko) 2019-06-11 2020-06-01 통합된 위치 의존적 예측 조합 프로세스

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020257005471A Pending KR20250029998A (ko) 2019-06-11 2020-06-01 통합된 위치 의존적 예측 조합 프로세스

Country Status (9)

Country Link
US (3) US11039156B2 (https=)
EP (1) EP3984216A4 (https=)
JP (4) JP7119234B2 (https=)
KR (2) KR102772324B1 (https=)
CN (1) CN115550644B (https=)
AU (3) AU2020290387B2 (https=)
CA (1) CA3133833A1 (https=)
SG (1) SG11202110392TA (https=)
WO (1) WO2020251791A1 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020256466A1 (ko) * 2019-06-19 2020-12-24 한국전자통신연구원 화면 내 예측 모드 및 엔트로피 부호화/복호화 방법 및 장치
CN114600450B (zh) * 2019-06-20 2025-11-21 交互数字Ce专利控股公司 使用位置相关帧内预测组合进行画面编码和解码的方法和设备
CN114287133B (zh) 2019-08-14 2024-09-10 北京字节跳动网络技术有限公司 帧内模式中的预测样点滤波的加权因子
CN117376556A (zh) 2019-08-14 2024-01-09 北京字节跳动网络技术有限公司 位置相关帧内预测样点滤波
US11671592B2 (en) * 2019-12-09 2023-06-06 Qualcomm Incorporated Position-dependent intra-prediction combination for angular intra-prediction modes for video coding
KR20230145097A (ko) * 2021-02-08 2023-10-17 인터디지털 씨이 페이튼트 홀딩스, 에스에이에스 공간 국소 조명 보상
CN115883834A (zh) * 2021-09-30 2023-03-31 维沃移动通信有限公司 帧内预测的方法及终端
US12010316B2 (en) * 2021-10-05 2024-06-11 Tencent America LLC Modification on fusion of intra prediction
KR102927263B1 (ko) 2021-12-28 2026-02-12 삼성전자주식회사 반도체 장치

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10284844B1 (en) 2018-07-02 2019-05-07 Tencent America LLC Method and apparatus for video coding

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2014376061B8 (en) 2014-01-03 2019-05-30 Microsoft Technology Licensing, Llc Block vector prediction in video and image coding/decoding
US10425648B2 (en) 2015-09-29 2019-09-24 Qualcomm Incorporated Video intra-prediction using position-dependent prediction combination for video coding
US10623774B2 (en) 2016-03-22 2020-04-14 Qualcomm Incorporated Constrained block-level optimization and signaling for video coding tools
US10674165B2 (en) 2016-12-21 2020-06-02 Arris Enterprises Llc Constrained position dependent intra prediction combination (PDPC)
US11611757B2 (en) 2018-04-02 2023-03-21 Qualcomm Incorproated Position dependent intra prediction combination extended with angular modes
BR112020025939A2 (pt) 2018-07-16 2021-03-23 Interdigital Vc Holdings, Inc. previsão intra de ângulo amplo e combinação de previsão intra dependente da posição
US11128872B2 (en) * 2018-07-16 2021-09-21 Qualcomm Incorporated Position dependent intra prediction combination with wide angle intra prediction
US11057622B2 (en) * 2018-12-13 2021-07-06 Qualcomm Incorporated Position dependent intra prediction combination with non-square block diagonals

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10284844B1 (en) 2018-07-02 2019-05-07 Tencent America LLC Method and apparatus for video coding

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Van Der Auwera G et al: "Non-CE3: PDPC extensition ", JVET-M0478, 2019.1.11.*

Also Published As

Publication number Publication date
US11039156B2 (en) 2021-06-15
AU2020290387A1 (en) 2021-10-14
CN115550644B (zh) 2024-09-20
KR20210104873A (ko) 2021-08-25
AU2023203803A1 (en) 2023-07-13
US20230199207A1 (en) 2023-06-22
US20210250599A1 (en) 2021-08-12
JP7119234B2 (ja) 2022-08-16
US12149722B2 (en) 2024-11-19
US20200396470A1 (en) 2020-12-17
JP2025061383A (ja) 2025-04-10
JP2022515850A (ja) 2022-02-22
EP3984216A1 (en) 2022-04-20
JP7833573B2 (ja) 2026-03-19
US11575923B2 (en) 2023-02-07
CN115550644A (zh) 2022-12-30
JP2022153610A (ja) 2022-10-12
JP7331218B2 (ja) 2023-08-22
WO2020251791A1 (en) 2020-12-17
JP2023138753A (ja) 2023-10-02
SG11202110392TA (en) 2021-10-28
AU2020290387B2 (en) 2023-03-16
JP7623442B2 (ja) 2025-01-28
EP3984216A4 (en) 2023-04-26
AU2023203803B2 (en) 2024-11-07
KR20250029998A (ko) 2025-03-05
AU2025200843A1 (en) 2025-02-27
CA3133833A1 (en) 2020-12-17

Similar Documents

Publication Publication Date Title
KR102880083B1 (ko) 템플릿 매칭 기반 인트라 예측
KR102813303B1 (ko) 아핀 선형 가중 인트라 예측 모드를 위한 단순화된 시그널링 방법
KR102802462B1 (ko) 비디오 인코딩 및 디코딩을 위한 방법, 장치 및 매체
KR102637562B1 (ko) 비디오 압축에서의 비-정사각형 블록들에 대한 인트라 예측을 위한 방법 및 장치
KR102772324B1 (ko) 통합된 위치 의존적 예측 조합 프로세스
KR102855793B1 (ko) 비디오 코딩을 위한 방법 및 장치
EP4107948A1 (en) Decoder side intra mode derivation
WO2019150352A1 (en) Method and apparatus for video coding
KR20240155383A (ko) 비디오 코딩을 위한 방법 및 장치
EP3831072A1 (en) Constraints on coding unit partition
KR102764181B1 (ko) 비디오 코딩을 위한 방법 및 장치
AU2020371551A1 (en) Signaling of coding tools for encoding a video component as monochrome video
AU2020238668B2 (en) Method and apparatus for video coding
KR20230065344A (ko) 서브블록 교차 성분 선형 모델 예측
KR102853850B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102753984B1 (ko) 디블록킹 동작들에 대한 하이 레벨 제어

Legal Events

Date Code Title Description
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

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

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

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

Fee payment year number: 1

PG1601 Publication of registration

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