JP7317994B2 - デコーダ側イントラモード導出と適応イントラ予測モードとの間の相互作用のための方法及び装置 - Google Patents

デコーダ側イントラモード導出と適応イントラ予測モードとの間の相互作用のための方法及び装置 Download PDF

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JP7317994B2
JP7317994B2 JP2021561659A JP2021561659A JP7317994B2 JP 7317994 B2 JP7317994 B2 JP 7317994B2 JP 2021561659 A JP2021561659 A JP 2021561659A JP 2021561659 A JP2021561659 A JP 2021561659A JP 7317994 B2 JP7317994 B2 JP 7317994B2
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prediction
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JP2022529645A (ja
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ジャオ，リアン
ジャオ，シン
リィウ，シャン
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Tencent America LLC
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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
    • H04N19/134—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
    • 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
    • H04N19/103—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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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021561659A 2020-02-05 2021-02-03 デコーダ側イントラモード導出と適応イントラ予測モードとの間の相互作用のための方法及び装置 Active JP7317994B2 (ja)

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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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JP2023117692A Active JP7592797B2 (ja) 2020-02-05 2023-07-19 デコーダ側イントラモード導出と適応イントラ予測モードとの間の相互作用のための方法及び装置

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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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JP2024509216A (ja) * 2021-03-04 2024-02-29 ヒョンダイ モーター カンパニー イントラ予測モード誘導を用いるビデオコーディングのためのイントラ予測方法及び装置
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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
KR102780931B1 (ko) 2025-03-17
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
EP3925221A4 (en) 2022-08-17
US11930187B2 (en) 2024-03-12

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