JP7480303B2 - ビデオ符号化のための方法並びに、その装置、及びコンピュータプログラム - Google Patents

ビデオ符号化のための方法並びに、その装置、及びコンピュータプログラム Download PDF

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JP7480303B2
JP7480303B2 JP2022539256A JP2022539256A JP7480303B2 JP 7480303 B2 JP7480303 B2 JP 7480303B2 JP 2022539256 A JP2022539256 A JP 2022539256A JP 2022539256 A JP2022539256 A JP 2022539256A JP 7480303 B2 JP7480303 B2 JP 7480303B2
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シン・ジャオ
イシン・ドゥ
シャン・リュウ
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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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • 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
    • H04N19/50—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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation

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JP2022539256A 2020-09-16 2021-06-01 ビデオ符号化のための方法並びに、その装置、及びコンピュータプログラム Active JP7480303B2 (ja)

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US202063079322P 2020-09-16 2020-09-16
US63/079,322 2020-09-16
US17/315,989 US11595676B2 (en) 2020-09-16 2021-05-10 Method and apparatus for video coding
US17/315,989 2021-05-10
PCT/US2021/035230 WO2022060437A1 (en) 2020-09-16 2021-06-01 Method and apparatus for video coding

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EP4512076A1 (en) * 2022-04-20 2025-02-26 Beijing Bytedance Network Technology Co., Ltd. Method, apparatus, and medium for video processing
WO2024016982A1 (en) * 2022-07-20 2024-01-25 Mediatek Inc. Adaptive loop filter with adaptive filter strength
CN119866637A (zh) * 2022-09-16 2025-04-22 株式会社Kt 图像编码/解码方法以及存储比特流的记录介质
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CN120513627A (zh) * 2023-01-11 2025-08-19 北京达佳互联信息技术有限公司 跨分量样点自适应偏移
CN121079976A (zh) * 2023-04-11 2025-12-05 抖音视界有限公司 在视频编解码中将边信息用于跨分量自适应环路滤波器
US20250113045A1 (en) * 2023-10-02 2025-04-03 Netflix, Inc. Techniques for debanding in the intra-prediction stage of a video coding pipeline
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JP7727045B2 (ja) 2020-09-16 2025-08-20 テンセント・アメリカ・エルエルシー ビデオ符号化のための方法及び装置

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US20230110374A1 (en) 2023-04-13
CN114600453A (zh) 2022-06-07
US12278977B2 (en) 2025-04-15
US20220086472A1 (en) 2022-03-17
KR20220038710A (ko) 2022-03-29
JP2023508686A (ja) 2023-03-03
JP7727045B2 (ja) 2025-08-20
US11595676B2 (en) 2023-02-28
JP2024096199A (ja) 2024-07-12
EP3997671A4 (en) 2022-08-24
KR102848845B1 (ko) 2025-08-21
EP3997671A1 (en) 2022-05-18
WO2022060437A1 (en) 2022-03-24

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