CA3129872C - Dynamic image decoding device, dynamic image decoding method, dynamic image decoding program, dynamic image encoding device, dynamic image encoding method, and dynamic image encoding program - Google Patents

Dynamic image decoding device, dynamic image decoding method, dynamic image decoding program, dynamic image encoding device, dynamic image encoding method, and dynamic image encoding program

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Publication number
CA3129872C
CA3129872C CA3129872A CA3129872A CA3129872C CA 3129872 C CA3129872 C CA 3129872C CA 3129872 A CA3129872 A CA 3129872A CA 3129872 A CA3129872 A CA 3129872A CA 3129872 C CA3129872 C CA 3129872C
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Prior art keywords
motion vector
vector predictor
prediction
motion information
unit
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CA3129872A
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English (en)
French (fr)
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CA3129872A1 (en
Inventor
Shigeru Fukushima
Hiroya Nakamura
Satoru Sakazume
Toru Kumakura
Hiroyuki Kurashige
Hideki Takehara
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JVCKenwood Corp
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Priority to CA3248581A priority Critical patent/CA3248581A1/en
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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
    • H04N19/107—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • 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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/169—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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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
    • H04N19/513—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
    • H04N19/70—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)
CA3129872A 2018-12-28 2019-12-20 Dynamic image decoding device, dynamic image decoding method, dynamic image decoding program, dynamic image encoding device, dynamic image encoding method, and dynamic image encoding program Active CA3129872C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA3248581A CA3248581A1 (en) 2018-12-28 2019-12-20 Dynamic image decoding device, dynamic image decoding method, dynamic image decoding program, dynamic image encoding device, dynamic image encoding method, and dynamic image encoding program

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2018247407 2018-12-28
JP2018-247407 2018-12-28
JP2019063065 2019-03-28
JP2019-063065 2019-03-28
PCT/JP2019/050103 WO2020137888A1 (ja) 2018-12-28 2019-12-20 動画像復号装置、動画像復号方法、動画像復号プログラム、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

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CA3129872A1 CA3129872A1 (en) 2020-07-02
CA3129872C true CA3129872C (en) 2026-02-24

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US (5) US11503283B2 (enExample)
EP (1) EP3905686A4 (enExample)
JP (7) JP6866919B2 (enExample)
KR (3) KR102606883B1 (enExample)
CN (1) CN113287314B (enExample)
BR (1) BR112021012414A2 (enExample)
CA (2) CA3129872C (enExample)
MX (2) MX2021007756A (enExample)
MY (1) MY207408A (enExample)
RU (1) RU2768375C1 (enExample)
WO (1) WO2020137888A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
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WO2020098814A1 (en) 2018-11-16 2020-05-22 Beijing Bytedance Network Technology Co., Ltd. History-based affine parameters inheritance
WO2020137888A1 (ja) 2018-12-28 2020-07-02 株式会社Ｊｖｃケンウッド 動画像復号装置、動画像復号方法、動画像復号プログラム、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
WO2020156576A1 (en) 2019-02-02 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Multi-hmvp for affine
CN113491125B (zh) * 2019-02-22 2025-01-10 北京字节跳动网络技术有限公司 基于历史的仿射模式子表
US20250330610A1 (en) * 2024-04-17 2025-10-23 Nokia Technologies Oy Secondary spatial merge candidates

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JP3277111B2 (ja) 1995-10-18 2002-04-22 シャープ株式会社 動画像符号化装置および動画像復号化装置
JP3627279B2 (ja) * 1995-03-31 2005-03-09 ソニー株式会社 量子化装置および量子化方法
US8514933B2 (en) 2005-03-01 2013-08-20 Qualcomm Incorporated Adaptive frame skipping techniques for rate controlled video encoding
US9313494B2 (en) * 2011-06-20 2016-04-12 Qualcomm Incorporated Parallelization friendly merge candidates for video coding
SG10201605263SA (en) * 2011-06-27 2016-08-30 Samsung Electronics Co Ltd Method And Apparatus For Encoding Motion Information, And Method And Apparatus For Decoding Same
EP4472208A3 (en) * 2011-10-21 2025-02-19 Nokia Technologies Oy Method for coding and an apparatus
JP2013098733A (ja) * 2011-10-31 2013-05-20 Jvc Kenwood Corp 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
US9571833B2 (en) 2011-11-04 2017-02-14 Nokia Technologies Oy Method for coding and an apparatus
KR20130050149A (ko) 2011-11-07 2013-05-15 오수미 인터 모드에서의 예측 블록 생성 방법
EP2800371A4 (en) * 2011-12-28 2015-08-12 Jvc Kenwood Corp VIDEO CODING DEVICE, VIDEO PROCESSING AND VIDEO PROGRAM, AND DEVICE, METHOD AND PROGRAM FOR VIDEO CODING
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JP6430542B2 (ja) 2014-06-16 2018-11-28 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ ３ｄ−ｈｅｖｃにおける簡略化シフティングマージ候補およびマージリスト導出
WO2018066867A1 (ko) * 2016-10-04 2018-04-12 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
CN110662054B (zh) 2018-06-29 2023-01-06 北京字节跳动网络技术有限公司 用于视频处理的方法、装置、计算机可读存储介质
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TWI839388B (zh) 2018-09-24 2024-04-21 大陸商北京字節跳動網絡技術有限公司 簡化的基於歷史的運動矢量預測
US11470340B2 (en) 2018-12-10 2022-10-11 Tencent America LLC Simplified merge list construction for small coding blocks
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WO2020137888A1 (ja) * 2018-12-28 2020-07-02 株式会社Ｊｖｃケンウッド 動画像復号装置、動画像復号方法、動画像復号プログラム、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
CN116389749A (zh) * 2018-12-28 2023-07-04 Jvc建伍株式会社 动图像解码装置和方法、以及动图像编码装置和方法

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Publication number Publication date
MY207408A (en) 2025-02-26
RU2768375C1 (ru) 2022-03-24
JP7619502B2 (ja) 2025-01-22
JP2024177465A (ja) 2024-12-19
US20230328235A1 (en) 2023-10-12
CN113287314A (zh) 2021-08-20
CN113287314B (zh) 2024-08-16
US20230328236A1 (en) 2023-10-12
MX2024010730A (es) 2024-09-10
WO2020137888A1 (ja) 2020-07-02
CA3129872A1 (en) 2020-07-02
US11503283B2 (en) 2022-11-15
JP2021100285A (ja) 2021-07-01
BR112021012414A2 (pt) 2021-09-08
KR20250016495A (ko) 2025-02-03
US20230031647A1 (en) 2023-02-02
RU2022106266A (ru) 2022-03-17
JP7140224B2 (ja) 2022-09-21
JP2022036089A (ja) 2022-03-04
US12088798B2 (en) 2024-09-10
US20240406386A1 (en) 2024-12-05
KR20210022757A (ko) 2021-03-03
US20220078411A1 (en) 2022-03-10
JP2020167663A (ja) 2020-10-08
KR102606883B1 (ko) 2023-11-24
JP7711828B2 (ja) 2025-07-23
JP2025129212A (ja) 2025-09-04
KR102759439B1 (ko) 2025-01-22
CA3248581A1 (en) 2025-02-21
JP7559915B2 (ja) 2024-10-02
KR20230163002A (ko) 2023-11-29
US12101471B2 (en) 2024-09-24
JP2024023678A (ja) 2024-02-21
MX2021007756A (es) 2021-08-05
EP3905686A4 (en) 2022-10-19
JP2024053072A (ja) 2024-04-12
EP3905686A1 (en) 2021-11-03
US11856190B2 (en) 2023-12-26
JP7405127B2 (ja) 2023-12-26
US12542895B2 (en) 2026-02-03
JP6866919B2 (ja) 2021-04-28

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