KR20240038959A - 결합된 인터 및 인트라 예측을 수행하기 위한 방법 및 시스템 - Google Patents

결합된 인터 및 인트라 예측을 수행하기 위한 방법 및 시스템 Download PDF

Info

Publication number
KR20240038959A
KR20240038959A KR1020247001211A KR20247001211A KR20240038959A KR 20240038959 A KR20240038959 A KR 20240038959A KR 1020247001211 A KR1020247001211 A KR 1020247001211A KR 20247001211 A KR20247001211 A KR 20247001211A KR 20240038959 A KR20240038959 A KR 20240038959A
Authority
KR
South Korea
Prior art keywords
sub
mode
intra
intra prediction
target block
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
KR1020247001211A
Other languages
English (en)
Korean (ko)
Inventor
신웨이 리
루링 리아오
지에 첸
얀 예
Original Assignee
알리바바 다모 (항저우) 테크놀로지 씨오., 엘티디.
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 알리바바 다모 (항저우) 테크놀로지 씨오., 엘티디. filed Critical 알리바바 다모 (항저우) 테크놀로지 씨오., 엘티디.
Publication of KR20240038959A publication Critical patent/KR20240038959A/ko
Pending legal-status Critical Current

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
    • H04N19/119—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
    • H04N19/102—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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/11—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
    • H04N19/134—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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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)
KR1020247001211A 2021-06-27 2022-06-24 결합된 인터 및 인트라 예측을 수행하기 위한 방법 및 시스템 Pending KR20240038959A (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US202163215474P 2021-06-27 2021-06-27
US63/215,474 2021-06-27
US202163235110P 2021-08-19 2021-08-19
US63/235,110 2021-08-19
US17/808,212 2022-06-22
US17/808,212 US12375663B2 (en) 2021-06-27 2022-06-22 Methods and systems for performing combined inter and intra prediction
PCT/SG2022/050432 WO2023277804A2 (en) 2021-06-27 2022-06-24 Methods and systems for performing combined inter and intra prediction

Publications (1)

Publication Number Publication Date
KR20240038959A true KR20240038959A (ko) 2024-03-26

Family

ID=84541762

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247001211A Pending KR20240038959A (ko) 2021-06-27 2022-06-24 결합된 인터 및 인트라 예측을 수행하기 위한 방법 및 시스템

Country Status (6)

Country Link
US (2) US12375663B2 (https=)
EP (1) EP4364407A4 (https=)
JP (1) JP2024522853A (https=)
KR (1) KR20240038959A (https=)
CN (1) CN117897952A (https=)
WO (1) WO2023277804A2 (https=)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11943432B2 (en) * 2021-04-26 2024-03-26 Tencent America LLC Decoder side intra mode derivation
CN113660490A (zh) * 2021-06-24 2021-11-16 浙江大华技术股份有限公司 编码单元的划分方法、编码方法、电子装置及存储介质
US12506881B2 (en) 2021-06-28 2025-12-23 Wilus Institute Of Standards And Technology Inc. Video signal processing method using intra prediction and device therefor
US12388976B2 (en) * 2021-06-29 2025-08-12 Sharp Kabushiki Kaisha Device and method for coding video data
JP2024523675A (ja) * 2021-07-02 2024-06-28 ヒョンダイ モーター カンパニー ビデオ符号化／復号化方法及び装置
CN117730531A (zh) * 2021-08-30 2024-03-19 北京达佳互联信息技术有限公司 用于解码器侧帧内模式推导的方法和设备
WO2023038447A1 (ko) * 2021-09-08 2023-03-16 현대자동차주식회사 비디오 부호화/복호화 방법 및 장치
CN117981300A (zh) * 2021-09-27 2024-05-03 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质
US12531985B2 (en) * 2021-10-01 2026-01-20 Lg Electronics Inc. CIIP-based prediction method and device
US12010316B2 (en) 2021-10-05 2024-06-11 Tencent America LLC Modification on fusion of intra prediction
CN114071137B (zh) * 2021-11-16 2025-07-01 北京百度网讯科技有限公司 视频编码方法和装置
WO2023114155A1 (en) * 2021-12-13 2023-06-22 Beijing Dajia Internet Information Technology Co., Ltd. Methods and devices for decoder-side intra mode derivation
US12425597B2 (en) * 2021-12-29 2025-09-23 Mediatek Inc. Method and apparatus for multiple hypothesis prediction in video coding system
CN118402232A (zh) * 2021-12-30 2024-07-26 北京达佳互联信息技术有限公司 用于解码器侧帧内模式推导的方法和设备
US20250150583A1 (en) * 2022-02-08 2025-05-08 Lg Electronics Inc. Image encoding/decoding method and apparatus, and recording medium having bitstream stored therein
KR20240170918A (ko) * 2022-04-07 2024-12-05 인터디지털 씨이 페이튼트 홀딩스, 에스에이에스 인터 예측된 코딩 유닛에 대한 인트라 모드 유도
US20250254336A1 (en) * 2022-04-08 2025-08-07 Interdigital Ce Patent Holdings, Sas Gradual decoding refresh and coding tools
CN119013989A (zh) * 2022-04-12 2024-11-22 Oppo广东移动通信有限公司 解码方法、编码方法、解码器以及编码器
TW202349957A (zh) * 2022-04-15 2023-12-16 聯發科技股份有限公司 基於模板的幀內模式推導和預測
JP2024090267A (ja) * 2022-12-22 2024-07-04 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
CN120898419A (zh) * 2023-04-07 2025-11-04 交互数字Ce专利控股有限公司 最可能模式列表
WO2025011953A1 (en) * 2023-07-07 2025-01-16 Koninklijke Philips N.V. Template-based intra mode derivation fusion with non-angular mode
WO2025087262A1 (en) * 2023-10-24 2025-05-01 Mediatek Inc. Methods and apparatus of combined prediction mode with more inter modes for video coding
US20250168358A1 (en) * 2023-11-21 2025-05-22 Tencent America LLC Fine-grained intra prediction fusion
US20250324053A1 (en) * 2024-04-12 2025-10-16 Qualcomm Incorporated Inter ciip and inter geo mode transform set selection for lfnst and nspt in video coding

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017192995A1 (en) * 2016-05-06 2017-11-09 Vid Scale, Inc. Method and system for decoder-side intra mode derivation for block-based video coding
US20190215521A1 (en) 2016-09-22 2019-07-11 Mediatek Inc. Method and apparatus for video coding using decoder side intra prediction derivation
CN113228634B (zh) * 2018-12-31 2025-10-17 交互数字Vc控股公司 组合的帧内及帧间预测
MX2021010980A (es) 2019-03-21 2021-10-13 Beijing Bytedance Network Tech Co Ltd Procesamiento de ponderacion mejorado de intra-interprediccion combinadas.
US11616966B2 (en) * 2019-04-03 2023-03-28 Mediatek Inc. Interaction between core transform and secondary transform
WO2021060825A1 (ko) * 2019-09-23 2021-04-01 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US20240187633A1 (en) * 2021-04-21 2024-06-06 Beijing Bytedance Network Technology Co., Ltd. Method, device, and medium for video processing
US12418662B2 (en) * 2021-06-04 2025-09-16 Beijing Bytedance Network Technology Co., Ltd. Method, device, and medium for video processing

Also Published As

Publication number Publication date
CN117897952A (zh) 2024-04-16
WO2023277804A3 (en) 2023-02-09
EP4364407A2 (en) 2024-05-08
US20220417511A1 (en) 2022-12-29
US20250247534A1 (en) 2025-07-31
EP4364407A4 (en) 2024-10-16
US12375663B2 (en) 2025-07-29
JP2024522853A (ja) 2024-06-21
WO2023277804A2 (en) 2023-01-05

Similar Documents

Publication Publication Date Title
KR20240038959A (ko) 결합된 인터 및 인트라 예측을 수행하기 위한 방법 및 시스템
US12348724B2 (en) Fusion of video prediction modes
US11575926B2 (en) Enhanced decoder side motion vector refinement
KR20230170037A (ko) 기하학적 파티션 모드에 대한 움직임 벡터 정제를 위한 방법, 장치, 및 비일시적 컴퓨터 판독 가능 저장 매체
KR20220160019A (ko) 루프 필터의 높은 레벨 신택스 제어
CN114902670B (zh) 用信号通知子图像划分信息的方法和装置
KR20220160038A (ko) 비디오 코딩 데이터를 시그널링하기 위한 방법들
US20250047887A1 (en) Filtering methods for angular intra prediction
KR20220143859A (ko) 크로마 신호를 처리하기 위한 방법
KR20240036574A (ko) 교차-성분 적응형 루프 필터를 위한 방법 및 시스템
CN116405677B (zh) 用于在调色板模式下对视频数据进行编码的方法和装置
US20230090025A1 (en) Methods and systems for performing combined inter and intra prediction
US20250317575A1 (en) Methods and apparatus for incorporating temporal entries for intra prediction mode
US12574538B2 (en) Motion compensation method, apparatus and storage medium
KR20220143870A (ko) 최대 변환 크기 및 잔차 코딩 방법의 시그널링
KR20220161409A (ko) 팔레트 예측을 위한 방법
KR20230015405A (ko) 비디오 콘텐츠를 처리하기 위한 방법 및 장치
US20260113440A1 (en) Method for selecting intra filter for video coding

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20240111

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20250613

Comment text: Request for Examination of Application