CN113994701B - 用于在视频编码中进行运动场存储的方法和设备 - Google Patents

用于在视频编码中进行运动场存储的方法和设备

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Publication number
CN113994701B
CN113994701B CN202080044354.XA CN202080044354A CN113994701B CN 113994701 B CN113994701 B CN 113994701B CN 202080044354 A CN202080044354 A CN 202080044354A CN 113994701 B CN113994701 B CN 113994701B
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China
Prior art keywords
block
motion vector
sub
predicted motion
unidirectional
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CN202080044354.XA
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English (en)
Chinese (zh)
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CN113994701A (zh
Inventor
廖如伶
叶琰
陈杰
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Alibaba Innovation Private Ltd
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Alibaba Group Holding Ltd
Alibaba Innovation Private Ltd
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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
    • H04N19/102—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
    • H04N19/169—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
    • H04N19/50—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
    • 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
    • H04N19/50—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
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202080044354.XA 2019-06-24 2020-05-21 用于在视频编码中进行运动场存储的方法和设备 Active CN113994701B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962865920P 2019-06-24 2019-06-24
US62/865,920 2019-06-24
PCT/US2020/033965 WO2020263467A1 (en) 2019-06-24 2020-05-21 Method and apparatus for motion field storage in video coding

Publications (2)

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CN113994701A CN113994701A (zh) 2022-01-28
CN113994701B true CN113994701B (zh) 2026-03-27

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US (2) US11412221B2 (https=)
EP (1) EP3977740A4 (https=)
JP (2) JP7750747B2 (https=)
KR (1) KR20220024773A (https=)
CN (1) CN113994701B (https=)
WO (1) WO2020263467A1 (https=)

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KR20230147149A (ko) * 2021-02-22 2023-10-20 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 인트라 예측 방법, 인코더, 디코더 및 저장 매체
JP7733128B2 (ja) * 2021-04-09 2025-09-02 ベイジン、ターチア、インターネット、インフォメーション、テクノロジー、カンパニー、リミテッド 明示的な動きシグナリングを用いた幾何学的分割
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WO2023207646A1 (en) * 2022-04-25 2023-11-02 Mediatek Inc. Method and apparatus for blending prediction in video coding system
US12348747B2 (en) * 2023-04-25 2025-07-01 Tencent America LLC Implicit masked blending mode
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Publication number Publication date
WO2020263467A1 (en) 2020-12-30
JP2026009943A (ja) 2026-01-21
KR20220024773A (ko) 2022-03-03
US20200404267A1 (en) 2020-12-24
US11800107B2 (en) 2023-10-24
JP2022538969A (ja) 2022-09-07
CN113994701A (zh) 2022-01-28
JP7750747B2 (ja) 2025-10-07
EP3977740A4 (en) 2022-07-06
US11412221B2 (en) 2022-08-09
US20220329797A1 (en) 2022-10-13
EP3977740A1 (en) 2022-04-06

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