KR20230079199A - Ibc 및 인트라 예측을 갖는 기하학적 파티션 모드에 대한 인트라 예측 모드 정보 전파 - Google Patents

Ibc 및 인트라 예측을 갖는 기하학적 파티션 모드에 대한 인트라 예측 모드 정보 전파 Download PDF

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KR20230079199A
KR20230079199A KR1020237014995A KR20237014995A KR20230079199A KR 20230079199 A KR20230079199 A KR 20230079199A KR 1020237014995 A KR1020237014995 A KR 1020237014995A KR 20237014995 A KR20237014995 A KR 20237014995A KR 20230079199 A KR20230079199 A KR 20230079199A
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prediction mode
current block
mode
partition
intra
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Korean (ko)
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롄-페이 천
샹 리
산 류
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텐센트 아메리카 엘엘씨
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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
    • H04N19/103—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
    • H04N19/157—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020237014995A 2021-08-31 2022-08-30 Ibc 및 인트라 예측을 갖는 기하학적 파티션 모드에 대한 인트라 예측 모드 정보 전파 Pending KR20230079199A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202163239221P 2021-08-31 2021-08-31
US63/239,221 2021-08-31
US17/898,447 US11876978B2 (en) 2021-08-31 2022-08-29 Intra prediction mode information propagation for geometric partition mode with IBC and intra prediction
US17/898,447 2022-08-29
PCT/US2022/075666 WO2023034798A1 (en) 2021-08-31 2022-08-30 Intra prediction mode information propagation for geometric partition mode with ibc and intra prediction

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KR20230079199A true KR20230079199A (ko) 2023-06-05

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KR1020237014995A Pending KR20230079199A (ko) 2021-08-31 2022-08-30 Ibc 및 인트라 예측을 갖는 기하학적 파티션 모드에 대한 인트라 예측 모드 정보 전파

Country Status (6)

Country Link
US (2) US11876978B2 (https=)
EP (1) EP4209008A4 (https=)
JP (2) JP7585487B2 (https=)
KR (1) KR20230079199A (https=)
CN (2) CN116325745B (https=)
WO (1) WO2023034798A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025009816A1 (ko) * 2023-07-03 2025-01-09 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
WO2025150793A1 (ko) * 2024-01-08 2025-07-17 주식회사 엘엑스 세미콘 파티셔닝 기반 인트라 예측을 이용한 영상 코딩 방법 및 그 장치

Families Citing this family (6)

* Cited by examiner, † Cited by third party
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WO2023050370A1 (zh) * 2021-09-30 2023-04-06 Oppo广东移动通信有限公司 帧内预测的方法、解码器、编码器和编解码系统
US20250254336A1 (en) * 2022-04-08 2025-08-07 Interdigital Ce Patent Holdings, Sas Gradual decoding refresh and coding tools
WO2023219279A1 (ko) * 2022-05-10 2023-11-16 현대자동차주식회사 기하학적 분할에 기초하는 인터/인트라 예측을 이용하는 비디오 코딩을 위한방법 및 장치
WO2024211853A1 (en) * 2023-04-05 2024-10-10 Beijing Dajia Internet Information Technology Co., Ltd Methods and devices for intra block copy and intra template matching
US20240137509A1 (en) * 2022-10-14 2024-04-25 Tencent America LLC Geometric affine mode and geometric subblock modes
EP4702747A1 (en) * 2023-04-27 2026-03-04 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing

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US9503715B2 (en) 2013-08-30 2016-11-22 Qualcomm Incorporated Constrained intra prediction in video coding
WO2018026219A1 (ko) * 2016-08-03 2018-02-08 주식회사 케이티 비디오 신호 처리 방법 및 장치
US11284066B2 (en) * 2018-10-10 2022-03-22 Tencent America LLC Method and apparatus for intra block copy in intra-inter blending mode and triangle prediction unit mode
PL3849184T3 (pl) * 2018-11-08 2023-07-24 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Sposób kodowania/dekodowania sygnału obrazu i urządzenie do jego wykonywania
US11178396B2 (en) 2018-11-14 2021-11-16 Tencent America LLC Constrained intra prediction and unified most probable mode list generation
US11240516B2 (en) * 2019-03-20 2022-02-01 Tencent America LLC Coding mode signaling for small blocks
WO2020232355A1 (en) 2019-05-16 2020-11-19 Bytedance Inc. Intra block copy for screen content coding
WO2020244503A1 (en) 2019-06-03 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Intra block copy with triangular partitions
WO2020259426A1 (en) 2019-06-22 2020-12-30 Beijing Bytedance Network Technology Co., Ltd. Motion candidate list construction for intra block copy mode
WO2021125751A1 (ko) * 2019-12-16 2021-06-24 현대자동차주식회사 임의의 모양으로 분할되는 블록을 예측하는 방법 및 복호화 장치

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025009816A1 (ko) * 2023-07-03 2025-01-09 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
WO2025150793A1 (ko) * 2024-01-08 2025-07-17 주식회사 엘엑스 세미콘 파티셔닝 기반 인트라 예측을 이용한 영상 코딩 방법 및 그 장치

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Publication number Publication date
US11876978B2 (en) 2024-01-16
EP4209008A1 (en) 2023-07-12
WO2023034798A1 (en) 2023-03-09
JP2025013492A (ja) 2025-01-24
US20230073917A1 (en) 2023-03-09
US12323602B2 (en) 2025-06-03
EP4209008A4 (en) 2024-03-20
CN116325745A (zh) 2023-06-23
CN119603446A (zh) 2025-03-11
JP7585487B2 (ja) 2024-11-18
CN116325745B (zh) 2024-10-29
US20240098279A1 (en) 2024-03-21
JP2023550038A (ja) 2023-11-30

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