CN113924782B - 动图像编码装置和方法、以及动图像解码装置和方法 - Google Patents

动图像编码装置和方法、以及动图像解码装置和方法

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Publication number
CN113924782B
CN113924782B CN202080041791.6A CN202080041791A CN113924782B CN 113924782 B CN113924782 B CN 113924782B CN 202080041791 A CN202080041791 A CN 202080041791A CN 113924782 B CN113924782 B CN 113924782B
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block
prediction
intra
motion vector
unit
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CN113924782A (zh
Inventor
熊仓彻
福岛茂
竹原英树
中村博哉
坂爪智
仓重宏之
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JVCKenwood Corp
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JVCKenwood Corp
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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
    • H04N19/103—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
    • H04N19/119—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
    • H04N19/134—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
    • 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
    • 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
    • H04N19/593—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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • H04N19/70—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)
CN202080041791.6A 2019-06-25 2020-06-25 动图像编码装置和方法、以及动图像解码装置和方法 Active CN113924782B (zh)

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JP2019117516 2019-06-25
JP2019-117516 2019-06-25
PCT/JP2020/024926 WO2020262503A1 (ja) 2019-06-25 2020-06-25 動画像符号化装置、動画像符号化方法、及び動画像符号化プログラム、動画像復号装置、動画像復号方法及び動画像復号プログラム

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US (1) US12225229B2 (https=)
EP (1) EP3993421A4 (https=)
JP (4) JP7164035B2 (https=)
KR (1) KR20220003095A (https=)
CN (2) CN113924782B (https=)
BR (1) BR112021026156A2 (https=)
MX (1) MX2021015005A (https=)
MY (1) MY210352A (https=)
WO (1) WO2020262503A1 (https=)

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KR102780576B1 (ko) * 2019-06-20 2025-03-11 가부시키가이샤 제이브이씨 켄우드 동화상 부호화 장치, 동화상 부호화 방법 및, 동화상 부호화 프로그램, 동화상 복호 장치, 동화상 복호 방법 및 동화상 복호 프로그램
WO2020256105A1 (ja) * 2019-06-21 2020-12-24 株式会社Ｊｖｃケンウッド 動画像符号化装置、動画像符号化方法、及び動画像符号化プログラム、動画像復号装置、動画像復号方法及び動画像復号プログラム
US11659197B2 (en) * 2020-04-07 2023-05-23 Qualcomm Incorporated Signaling number of subblock merge candidates in video coding

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PL3879834T3 (pl) * 2011-05-31 2024-07-29 Jvckenwood Corporation Urządzenie do kodowania ruchomego obrazu wizyjnego, sposób kodowania ruchomego obrazu wizyjnego i program do kodowania ruchomego obrazu wizyjnego, a także urządzenie do dekodowania ruchomego obrazu wizyjnego, sposób dekodowania ruchomego obrazu wizyjnego i program do dekodowania ruchomego obrazu wizyjnego
TWI578759B (zh) * 2012-04-12 2017-04-11 Jvc Kenwood Corp Dynamic image decoding device, dynamic image decoding method and dynamic image decoding program
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WO2020256105A1 (ja) 2019-06-21 2020-12-24 株式会社Ｊｖｃケンウッド 動画像符号化装置、動画像符号化方法、及び動画像符号化プログラム、動画像復号装置、動画像復号方法及び動画像復号プログラム

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Document: JVET-N1002-v2：Algorithm description for Versatile Video Coding and Test Model 5(VTM 5);Jianle Chen et al.;《Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 14th Meeting: Geneva, CH, 19–27 Mar. 2019》;20190611;正文第3.9.1.1节 *
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MX2021015005A (es) 2022-01-31
JP2022191434A (ja) 2022-12-27
JP2024053075A (ja) 2024-04-12
EP3993421A4 (en) 2022-08-31
JP7619503B2 (ja) 2025-01-22
MY210352A (en) 2025-09-12
KR20220003095A (ko) 2022-01-07
EP3993421A1 (en) 2022-05-04
JP7164035B2 (ja) 2022-11-01
US20220109873A1 (en) 2022-04-07
JP2023169406A (ja) 2023-11-29
CN113924782A (zh) 2022-01-11
JP7639870B2 (ja) 2025-03-05
WO2020262503A1 (ja) 2020-12-30
CN115643413A (zh) 2023-01-24
US12225229B2 (en) 2025-02-11
BR112021026156A2 (pt) 2022-02-08
JP7375890B2 (ja) 2023-11-08
JPWO2020262503A1 (https=) 2020-12-30

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