KR20210068451A - 일반화된 양방향 예측 및 가중 예측 - Google Patents

일반화된 양방향 예측 및 가중 예측 Download PDF

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Publication number
KR20210068451A
KR20210068451A KR1020217010520A KR20217010520A KR20210068451A KR 20210068451 A KR20210068451 A KR 20210068451A KR 1020217010520 A KR1020217010520 A KR 1020217010520A KR 20217010520 A KR20217010520 A KR 20217010520A KR 20210068451 A KR20210068451 A KR 20210068451A
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prediction
generalized
block
high level
level syntax
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KR1020217010520A
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Korean (ko)
Inventor
필립 보르드
파브리쓰 르레아넥
땅기 푸아리에
필립 드 라그랑쥬
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인터디지털 브이씨 홀딩스 인코포레이티드
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Priority claimed from EP19305108.3A external-priority patent/EP3691271A1/en
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Publication of KR20210068451A publication Critical patent/KR20210068451A/ko
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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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/44—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
    • H04N19/50—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
    • 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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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
KR1020217010520A 2018-10-02 2019-10-01 일반화된 양방향 예측 및 가중 예측 Pending KR20210068451A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP18306297 2018-10-02
EP18306297.5 2018-10-02
EP19305108.3 2019-01-29
EP19305108.3A EP3691271A1 (en) 2019-01-29 2019-01-29 Generalized bi-prediction and weighted prediction
PCT/US2019/053952 WO2020072414A1 (en) 2018-10-02 2019-10-01 Generalized bi-prediction and weighted prediction

Publications (1)

Publication Number Publication Date
KR20210068451A true KR20210068451A (ko) 2021-06-09

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KR1020217010520A Pending KR20210068451A (ko) 2018-10-02 2019-10-01 일반화된 양방향 예측 및 가중 예측

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Country Link
US (3) US11729417B2 (https=)
EP (2) EP4432661A3 (https=)
JP (2) JP7450611B2 (https=)
KR (1) KR20210068451A (https=)
CN (2) CN112889287B (https=)
AU (2) AU2019354653B2 (https=)
MX (1) MX2021003793A (https=)
WO (1) WO2020072414A1 (https=)

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JPWO2020137920A1 (ja) * 2018-12-27 2021-11-18 シャープ株式会社 予測画像生成装置、動画像復号装置、動画像符号化装置および予測画像生成方法
EP3903494A4 (en) * 2019-02-28 2022-06-22 Huawei Technologies Co., Ltd. ENCODER, DECODER AND RELATED METHODS FOR INTERPREDICTION
MX2022002782A (es) * 2019-09-06 2022-05-13 Huawei Tech Co Ltd Método de codificación, método de decodificación, codificador, decodificador y medio legible por computadora no transitorio.
KR20220066045A (ko) 2019-09-19 2022-05-23 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩의 스케일링 윈도우
CN117615155A (zh) 2019-09-19 2024-02-27 北京字节跳动网络技术有限公司 视频编解码中的参考样点位置推导
BR112022006453A2 (pt) * 2019-10-05 2022-09-27 Beijing Bytedance Network Tech Co Ltd Método de processamento de dados de dados de vídeo, aparelho para processar dados de vídeo, meio de armazenamento não transitório legível por computador e meio de gravação não transitório legível por computador
CN117499640A (zh) 2019-10-12 2024-02-02 北京字节跳动网络技术有限公司 视频编解码中的预测类型信令
CN117376557A (zh) 2019-10-13 2024-01-09 北京字节跳动网络技术有限公司 参考图片重采样与视频编解码工具之间的相互作用
KR102922307B1 (ko) 2019-12-27 2026-02-05 두인 비전 컴퍼니 리미티드 비디오 픽처 헤더의 슬라이스 유형의 시그널링
US20230145618A1 (en) * 2020-03-20 2023-05-11 Canon Kabushiki Kaisha High level syntax for video coding and decoding
EP4478712A4 (en) * 2022-02-13 2025-12-17 Lg Electronics Inc METHOD AND DEVICE FOR IMAGE CODING/DECODING AND RECORDING MEDIUM WITH STORED BITSTREAM
US12477120B2 (en) * 2022-10-17 2025-11-18 Alibaba Damo (Hangzhou) Technology Co., Ltd. Keypoints based video compression
US12568241B2 (en) * 2023-02-10 2026-03-03 Tencent America LLC Bi-prediction with CU level weight (BCW)

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US8995526B2 (en) * 2009-07-09 2015-03-31 Qualcomm Incorporated Different weights for uni-directional prediction and bi-directional prediction in video coding
US8995527B2 (en) * 2010-02-19 2015-03-31 Qualcomm Incorporated Block type signalling in video coding
JP2011234045A (ja) * 2010-04-26 2011-11-17 Panasonic Corp 画像符号化装置及び画像符号化方法
EP2899983B1 (en) * 2012-09-28 2018-11-21 Sony Corporation Encoding device, encoding method, decoding device, and decoding method
US20140198846A1 (en) * 2013-01-16 2014-07-17 Qualcomm Incorporated Device and method for scalable coding of video information
US9860529B2 (en) * 2013-07-16 2018-01-02 Qualcomm Incorporated Processing illumination compensation for video coding
CA2977526C (en) * 2015-02-27 2020-02-18 Arris Enterprises Llc Modification of unification of intra block copy and inter signaling related syntax and semantics
US10638140B2 (en) * 2015-05-29 2020-04-28 Qualcomm Incorporated Slice level intra block copy and other video coding improvements
KR20180008445A (ko) * 2015-06-10 2018-01-24 삼성전자주식회사 적응적 가중치 예측을 위한 신택스 시그널링을 이용하여 영상을 부호화 또는 복호화하는 방법 및 장치
EP4060992B1 (en) * 2016-05-13 2025-07-02 InterDigital VC Holdings, Inc. Systems and methods for generalized multi-hypothesis prediction for video coding
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Publication number Publication date
US20220060743A1 (en) 2022-02-24
JP7450611B2 (ja) 2024-03-15
EP4432661A2 (en) 2024-09-18
US20260032279A1 (en) 2026-01-29
EP4432661A3 (en) 2024-12-18
EP3861740B1 (en) 2024-08-28
WO2020072414A1 (en) 2020-04-09
AU2023208181B2 (en) 2025-01-23
AU2019354653A1 (en) 2021-05-27
US20230336775A1 (en) 2023-10-19
EP3861740A1 (en) 2021-08-11
CN118784862A (zh) 2024-10-15
AU2019354653B2 (en) 2023-04-27
CN112889287A (zh) 2021-06-01
US11729417B2 (en) 2023-08-15
JP2024075598A (ja) 2024-06-04
AU2023208181A1 (en) 2023-08-17
CN112889287B (zh) 2024-08-06
MX2021003793A (es) 2021-05-27
JP2022502904A (ja) 2022-01-11

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