KR102635957B1 - 비디오 코딩을 위한 방법 및 장치 - Google Patents

비디오 코딩을 위한 방법 및 장치 Download PDF

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KR102635957B1
KR102635957B1 KR1020217014311A KR20217014311A KR102635957B1 KR 102635957 B1 KR102635957 B1 KR 102635957B1 KR 1020217014311 A KR1020217014311 A KR 1020217014311A KR 20217014311 A KR20217014311 A KR 20217014311A KR 102635957 B1 KR102635957 B1 KR 102635957B1
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멍 쉬
샹 리
산 류
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텐센트 아메리카 엘엘씨
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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
    • H04N19/102—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
    • 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
    • H04N19/102—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
    • H04N19/105—Selection 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
    • 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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • H—ELECTRICITY
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    • 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
    • H04N19/169—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
    • 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
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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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KR1020217014311A 2018-12-12 2019-12-04 비디오 코딩을 위한 방법 및 장치 Active KR102635957B1 (ko)

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US201862778832P 2018-12-12 2018-12-12
US62/778,832 2018-12-12
US16/425,404 2019-05-29
US16/425,404 US10893298B2 (en) 2018-12-12 2019-05-29 Method and apparatus for video coding
PCT/US2019/064410 WO2020123220A1 (en) 2018-12-12 2019-12-04 Method and apparatus for video coding

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EP3975556A4 (en) 2019-06-19 2022-08-03 Lg Electronics Inc. IMAGE DECODING METHOD FOR PERFORMING INTER-PREDICTION WHEN THE CURRENT BLOCK PREDICTION MODE CANNOT FINALLY BE SELECTED AND ASSOCIATED DEVICE
CN119545026A (zh) * 2019-06-23 2025-02-28 Lg 电子株式会社 视频/图像编译系统中合并数据语法的信令方法和装置
US11601651B2 (en) * 2019-06-24 2023-03-07 Alibaba Group Holding Limited Method and apparatus for motion vector refinement
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CN110312130B (zh) * 2019-06-25 2021-10-15 浙江大华技术股份有限公司 基于三角模式的帧间预测、视频编码方法及设备
MX2022004267A (es) * 2019-10-10 2022-07-04 Beijing Dajia Internet Information Tech Co Ltd Métodos y aparatos para codificación de vídeo que usan partición triangular.
CN115176463A (zh) * 2019-12-30 2022-10-11 抖音视界有限公司 具有几何分割的块的运动矢量差
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KR20240024316A (ko) * 2018-12-12 2024-02-23 텐센트 아메리카 엘엘씨 비디오 코딩을 위한 방법 및 장치
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KR102878993B1 (ko) * 2018-12-12 2025-10-30 텐센트 아메리카 엘엘씨 비디오 코딩을 위한 방법 및 장치

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JP7623005B2 (ja) 2025-01-28
KR20250159282A (ko) 2025-11-10
JP2022507670A (ja) 2022-01-18
US20220400289A1 (en) 2022-12-15
US20210092456A1 (en) 2021-03-25
EP3895417A4 (en) 2022-09-14
US11451829B2 (en) 2022-09-20
US10893298B2 (en) 2021-01-12
US20240080491A1 (en) 2024-03-07
US20250324097A1 (en) 2025-10-16
US12356016B2 (en) 2025-07-08
CN112753218B (zh) 2024-08-06
US12137251B2 (en) 2024-11-05
EP3895417A1 (en) 2021-10-20
CN112753218A (zh) 2021-05-04
CN118945318A (zh) 2024-11-12
WO2020123220A1 (en) 2020-06-18
US20200195973A1 (en) 2020-06-18
CN119254975A (zh) 2025-01-03
JP7682977B2 (ja) 2025-05-26
KR20240024316A (ko) 2024-02-23
KR20210069721A (ko) 2021-06-11
KR102878993B1 (ko) 2025-10-30
JP2024010223A (ja) 2024-01-23

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