JP7453236B2 - 画像符号化/復号化方法及び装置 - Google Patents

画像符号化/復号化方法及び装置 Download PDF

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JP7453236B2
JP7453236B2 JP2021537423A JP2021537423A JP7453236B2 JP 7453236 B2 JP7453236 B2 JP 7453236B2 JP 2021537423 A JP2021537423 A JP 2021537423A JP 2021537423 A JP2021537423 A JP 2021537423A JP 7453236 B2 JP7453236 B2 JP 7453236B2
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JP2021536718A (ja
JP2021536718A5 (2
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キム、ギベク
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B1 Institute of Image Technology Inc
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Priority to JP2024109817A priority patent/JP7665844B2/ja
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
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    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
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    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
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    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/11Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • HELECTRICITY
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    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
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    • H04N19/102Methods 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
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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
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    • 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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    • H04N19/186Methods 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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JP2024032951A JP7767486B2 (ja) 2018-09-07 2024-03-05 画像符号化/復号化方法及び装置
JP2024109808A JP7724337B2 (ja) 2018-09-07 2024-07-08 画像符号化/復号化方法及び装置
JP2024109804A JP7724336B2 (ja) 2018-09-07 2024-07-08 画像符号化/復号化方法及び装置
JP2024109817A JP7665844B2 (ja) 2018-09-07 2024-07-08 画像符号化/復号化方法及び装置
JP2024109795A JP7665843B2 (ja) 2018-09-07 2024-07-08 画像符号化/復号化方法及び装置
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US20210092397A1 (en) 2021-03-25
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