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

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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
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sub
mode
intra
intra prediction
target block
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Korean (ko)
Inventor
신웨이 리
루링 리아오
지에 첸
얀 예
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알리바바 다모 (항저우) 테크놀로지 씨오., 엘티디.
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Publication of KR20240038959A publication Critical patent/KR20240038959A/ko
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    • 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

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  • 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

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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=)

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WO2023277535A1 (ko) 2021-06-28 2023-01-05 주식회사 윌러스표준기술연구소 인트라 예측을 이용한 비디오 신호 처리 방법 및 이를 위한 장치
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
EP4397036A4 (en) * 2021-08-30 2025-07-09 Beijing Dajia Internet Information Tech Co Ltd METHODS AND DEVICES FOR INTRA MODE DERIVATION ON THE DECODER SIDE
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
WO2023055172A1 (ko) * 2021-10-01 2023-04-06 엘지전자 주식회사 Ciip 기반 예측 방법 및 장치
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
EP4449714A4 (en) * 2021-12-13 2025-12-10 Beijing Dajia Internet Information Tech Co Ltd METHODS AND DEVICES FOR INTRA-DECODER-SIDE MODE CHANGE
US20250055981A1 (en) * 2021-12-21 2025-02-13 Interdigital Ce Patent Holdings, Sas Most probable mode list generation with template-based intra mode derivation and 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
EP4458013A4 (en) * 2021-12-30 2025-12-10 Beijing Dajia Internet Information Tech Co Ltd METHODS AND DEVICES FOR INTRA-DECODER-SIDE MODE CHANGE
US20250150583A1 (en) * 2022-02-08 2025-05-08 Lg Electronics Inc. Image encoding/decoding method and apparatus, and recording medium having bitstream stored therein
EP4505710A1 (en) * 2022-04-07 2025-02-12 InterDigital CE Patent Holdings, SAS Intra mode derivation for inter-predicted coding units
KR20250002400A (ko) * 2022-04-08 2025-01-07 인터디지털 씨이 페이튼트 홀딩스, 에스에이에스 점진적 디코딩 리프레시 및 코딩 툴
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
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
WO2024208633A1 (en) * 2023-04-07 2024-10-10 Interdigital Ce Patent Holdings, Sas Most probable modes list
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

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US11616966B2 (en) * 2019-04-03 2023-03-28 Mediatek Inc. Interaction between core transform and secondary transform
CN113875235B (zh) * 2019-09-23 2025-03-14 韩国电子通信研究院 图像编码/解码方法和装置及存储比特流的记录介质
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US12418662B2 (en) * 2021-06-04 2025-09-16 Beijing Bytedance Network Technology Co., Ltd. Method, device, and medium for video processing

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

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Patent event date: 20240111

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