KR102780931B1 - 디코더 측 인트라 모드 도출 모드와 적응적 인트라 예측 모드 간의 상호 작용들을 위한 방법 및 장치 - Google Patents

디코더 측 인트라 모드 도출 모드와 적응적 인트라 예측 모드 간의 상호 작용들을 위한 방법 및 장치 Download PDF

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KR102780931B1
KR102780931B1 KR1020217033611A KR20217033611A KR102780931B1 KR 102780931 B1 KR102780931 B1 KR 102780931B1 KR 1020217033611 A KR1020217033611 A KR 1020217033611A KR 20217033611 A KR20217033611 A KR 20217033611A KR 102780931 B1 KR102780931 B1 KR 102780931B1
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intra prediction
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량 자오
신 자오
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
    • H04N19/134—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
    • H04N19/102—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
    • 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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/70—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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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020217033611A 2020-02-05 2021-02-03 디코더 측 인트라 모드 도출 모드와 적응적 인트라 예측 모드 간의 상호 작용들을 위한 방법 및 장치 Active KR102780931B1 (ko)

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US202062970505P 2020-02-05 2020-02-05
US62/970,505 2020-02-05
US17/094,923 US11197001B2 (en) 2020-02-05 2020-11-11 Method and apparatus for interactions between decoder-side intra mode derivation and adaptive intra prediction modes
US17/094,923 2020-11-11
PCT/US2021/016343 WO2021158615A1 (en) 2020-02-05 2021-02-03 Method and apparatus for interactions between decoder-side intra mode derivation and adaptive intra prediction modes

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KR102780931B1 true KR102780931B1 (ko) 2025-03-17

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US (3) US11197001B2 (https=)
EP (2) EP3925221B1 (https=)
JP (2) JP7317994B2 (https=)
KR (1) KR102780931B1 (https=)
CN (1) CN113767633B (https=)
WO (1) WO2021158615A1 (https=)

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JP2025539793A (ja) * 2022-11-18 2025-12-09 エルジー エレクトロニクス インコーポレイティド 映像エンコーディング／デコーディング方法及び装置、並びにビットストリームを保存した記録媒体
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EP3925221B1 (en) 2025-05-21
EP3925221A1 (en) 2021-12-22
US11197001B2 (en) 2021-12-07
US20230171412A1 (en) 2023-06-01
JP2023126577A (ja) 2023-09-07
US20220030252A1 (en) 2022-01-27
US20210243452A1 (en) 2021-08-05
US11595666B2 (en) 2023-02-28
KR20210134407A (ko) 2021-11-09
WO2021158615A1 (en) 2021-08-12
EP4561063A3 (en) 2025-07-23
CN113767633B (zh) 2025-08-22
CN113767633A (zh) 2021-12-07
JP7592797B2 (ja) 2024-12-02
EP4561063A2 (en) 2025-05-28
JP2022529645A (ja) 2022-06-23
JP7317994B2 (ja) 2023-07-31
EP3925221A4 (en) 2022-08-17
US11930187B2 (en) 2024-03-12

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