KR20250091317A - 비디오 코딩을 위한 방법 및 장치 - Google Patents

비디오 코딩을 위한 방법 및 장치 Download PDF

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KR20250091317A
KR20250091317A KR1020257019325A KR20257019325A KR20250091317A KR 20250091317 A KR20250091317 A KR 20250091317A KR 1020257019325 A KR1020257019325 A KR 1020257019325A KR 20257019325 A KR20257019325 A KR 20257019325A KR 20250091317 A KR20250091317 A KR 20250091317A
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구이춘 리
샹 리
샤오중 쉬
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
    • H04N19/44—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
    • H04N19/103—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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020257019325A 2020-04-06 2021-04-01 비디오 코딩을 위한 방법 및 장치 Pending KR20250091317A (ko)

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Application Number Priority Date Filing Date Title
US202063005511P 2020-04-06 2020-04-06
US63/005,511 2020-04-06
US17/217,595 US11405628B2 (en) 2020-04-06 2021-03-30 Method and apparatus for video coding
US17/217,595 2021-03-30
PCT/US2021/025345 WO2021206992A1 (en) 2020-04-06 2021-04-01 Method and apparatus for video coding
KR1020217035615A KR102821003B1 (ko) 2020-04-06 2021-04-01 비디오 코딩을 위한 방법 및 장치

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US (3) US11405628B2 (https=)
EP (2) EP4708869A2 (https=)
JP (3) JP7413401B2 (https=)
KR (2) KR20250091317A (https=)
CN (3) CN113875234B (https=)
AU (3) AU2021251670B2 (https=)
CA (1) CA3131158A1 (https=)
SG (1) SG11202110311UA (https=)
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WO2019144908A1 (en) * 2018-01-26 2019-08-01 Mediatek Inc. Method and apparatus of affine inter prediction for video coding system
CN111083489B (zh) 2018-10-22 2024-05-14 北京字节跳动网络技术有限公司 多次迭代运动矢量细化
CN111083484B (zh) 2018-10-22 2024-06-28 北京字节跳动网络技术有限公司 基于子块的预测
CN111436227B (zh) 2018-11-12 2024-03-29 北京字节跳动网络技术有限公司 在视频处理中使用组合帧间-帧内预测
WO2020103877A1 (en) 2018-11-20 2020-05-28 Beijing Bytedance Network Technology Co., Ltd. Coding and decoding of video coding modes
WO2020103852A1 (en) * 2018-11-20 2020-05-28 Beijing Bytedance Network Technology Co., Ltd. Difference calculation based on patial position
US11800089B2 (en) * 2019-01-02 2023-10-24 Lg Electronics Inc. SbTMVP-based inter prediction method and apparatus
KR102635518B1 (ko) 2019-03-06 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 변환된 단예측 후보의 사용
JP7307192B2 (ja) * 2019-04-02 2023-07-11 北京字節跳動網絡技術有限公司 デコーダ側の動きベクトルの導出
EP4131957A4 (en) * 2020-04-03 2023-04-19 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Inter-frame prediction method, encoder, decoder, and storage medium
WO2023061334A1 (en) * 2021-10-11 2023-04-20 Beijing Bytedance Network Technology Co., Ltd. Method, device, and medium for video processing
KR20240100392A (ko) * 2021-11-08 2024-07-01 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 비디오 코딩에서 아핀 병합 모드에 대한 후보 도출
WO2024140961A1 (en) * 2022-12-29 2024-07-04 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
WO2024156268A1 (en) * 2023-01-24 2024-08-02 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
WO2024199484A1 (en) * 2023-03-29 2024-10-03 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
WO2025157283A1 (en) * 2024-01-26 2025-07-31 Mediatek Inc. Video coding method that constructs intra merge mode list using propagated inheritance information and associated apparatus

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US9066110B2 (en) 2011-03-08 2015-06-23 Texas Instruments Incorporated Parsing friendly and error resilient merge flag coding in video coding
KR101934277B1 (ko) * 2011-11-28 2019-01-04 에스케이텔레콤 주식회사 개선된 머지를 이용한 영상 부호화/복호화 방법 및 장치
US10560718B2 (en) 2016-05-13 2020-02-11 Qualcomm Incorporated Merge candidates for motion vector prediction for video coding
US10484703B2 (en) 2017-02-07 2019-11-19 Mediatek Inc. Adapting merge candidate positions and numbers according to size and/or shape of prediction block
KR102545728B1 (ko) * 2018-07-16 2023-06-20 엘지전자 주식회사 서브블록 단위의 시간적 움직임 정보 예측을 위한 인터 예측 방법 및 그 장치
WO2020017892A1 (ko) * 2018-07-17 2020-01-23 엘지전자 주식회사 서브블록 단위의 시간적 움직임 벡터 예측을 위한 방법 및 그 장치
CN117061769A (zh) * 2018-09-22 2023-11-14 上海天荷电子信息有限公司 数据压缩的编码方法及编码装置、解码方法及解码装置
CN117156129A (zh) * 2018-10-23 2023-12-01 韦勒斯标准与技术协会公司 通过使用基于子块的运动补偿处理视频信号的方法和设备
CN119743590A (zh) * 2018-10-29 2025-04-01 华为技术有限公司 一种视频图像预测方法及装置
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AU2023204371A1 (en) 2023-08-03
EP3939265A1 (en) 2022-01-19
JP2025106484A (ja) 2025-07-15
US20220337856A1 (en) 2022-10-20
EP4708869A2 (en) 2026-03-11
JP7667240B2 (ja) 2025-04-22
JP7413401B2 (ja) 2024-01-15
AU2025200794A1 (en) 2025-02-20
JP2022532032A (ja) 2022-07-13
US12003748B2 (en) 2024-06-04
AU2021251670A1 (en) 2021-12-02
KR102821003B1 (ko) 2025-06-16
CN113875234A (zh) 2021-12-31
EP3939265A4 (en) 2022-05-04
SG11202110311UA (en) 2021-11-29
EP3939265C0 (en) 2026-03-04
WO2021206992A1 (en) 2021-10-14
EP3939265B1 (en) 2026-03-04
AU2023204371B2 (en) 2024-11-21
US11405628B2 (en) 2022-08-02
AU2021251670B2 (en) 2023-04-06
CN113875234B (zh) 2024-07-26
JP2024029127A (ja) 2024-03-05
CA3131158A1 (en) 2021-10-06
US20240292011A1 (en) 2024-08-29
KR20210145794A (ko) 2021-12-02
CN118827975A (zh) 2024-10-22
US20210314586A1 (en) 2021-10-07
CN118827974A (zh) 2024-10-22

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