JP7257962B2 - 予測ピクチャ符号化及び復号のための方法及びデバイス - Google Patents

予測ピクチャ符号化及び復号のための方法及びデバイス Download PDF

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JP7257962B2
JP7257962B2 JP2019554634A JP2019554634A JP7257962B2 JP 7257962 B2 JP7257962 B2 JP 7257962B2 JP 2019554634 A JP2019554634 A JP 2019554634A JP 2019554634 A JP2019554634 A JP 2019554634A JP 7257962 B2 JP7257962 B2 JP 7257962B2
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フランソワ,エドワール
シェヴァンス,クリストフ
イロン,フランク
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インターデジタル ヴイシー ホールディングス, インコーポレイテッド
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    • HELECTRICITY
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    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
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    • H04N19/132Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
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    • H04N19/124Quantisation
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    • H04N19/134Methods 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
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    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
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    • H04N19/169Methods 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
    • H04N19/182Methods 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 pixel
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    • H04N19/169Methods 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
    • H04N19/186Methods 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
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    • H04N19/196Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
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    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
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    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

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JP2019554634A 2017-04-07 2018-03-15 予測ピクチャ符号化及び復号のための方法及びデバイス Active JP7257962B2 (ja)

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WO2018184807A1 (en) 2018-10-11
US11368695B2 (en) 2022-06-21
US20220385913A1 (en) 2022-12-01
EP4207759A1 (en) 2023-07-05
JP2025090581A (ja) 2025-06-17
JP7812950B2 (ja) 2026-02-10
US20260019587A1 (en) 2026-01-15
EP3386198A1 (en) 2018-10-10
CN110663254B (zh) 2022-05-24
US20200396458A1 (en) 2020-12-17
US12445618B2 (en) 2025-10-14
CN114945094A (zh) 2022-08-26
CN110663254A (zh) 2020-01-07
JP7812814B2 (ja) 2026-02-10
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