JP7119232B2 - デコーダが実行するビデオデコーディングのための方法及び装置、並びにエンコーダが実行するビデオエンコーディングのための方法 - Google Patents

デコーダが実行するビデオデコーディングのための方法及び装置、並びにエンコーダが実行するビデオエンコーディングのための方法 Download PDF

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JP7119232B2
JP7119232B2 JP2021536074A JP2021536074A JP7119232B2 JP 7119232 B2 JP7119232 B2 JP 7119232B2 JP 2021536074 A JP2021536074 A JP 2021536074A JP 2021536074 A JP2021536074 A JP 2021536074A JP 7119232 B2 JP7119232 B2 JP 7119232B2
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JP2022514694A (ja
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ジャオ，シン
リ，シアン
リィウ，シャン
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Tencent America LLC
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    • 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
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    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
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    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
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    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
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    • H04N19/17—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
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    • H04N19/192—Methods 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 the adaptation method, adaptation tool or adaptation type being iterative or recursive
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    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

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JP2021536074A 2019-03-22 2020-03-20 デコーダが実行するビデオデコーディングのための方法及び装置、並びにエンコーダが実行するビデオエンコーディングのための方法 Active JP7119232B2 (ja)

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JP2024058791A JP7761077B2 (ja) 2019-03-22 2024-04-01 デコーダが実行するビデオデコーディングのための方法及び装置、並びにエンコーダが実行するビデオエンコーディングのための方法
JP2025160893A JP7898587B2 (ja) 2019-03-22 2025-09-29 デコーダが実行するビデオデコーディングのための方法及び装置、並びにエンコーダが実行するビデオエンコーディングのための方法

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US16/823,831 US11677969B2 (en) 2019-03-22 2020-03-19 Method and apparatus for video coding
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JP2024084779A (ja) * 2019-03-22 2024-06-25 テンセント・アメリカ・エルエルシー デコーダが実行するビデオデコーディングのための方法及び装置、並びにエンコーダが実行するビデオエンコーディングのための方法
JP7761077B2 (ja) 2019-03-22 2025-10-28 テンセント・アメリカ・エルエルシー デコーダが実行するビデオデコーディングのための方法及び装置、並びにエンコーダが実行するビデオエンコーディングのための方法

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