PL3691273T3 - Urządzenie dekodujące oraz sposób dekodowania - Google Patents

Urządzenie dekodujące oraz sposób dekodowania

Info

Publication number
PL3691273T3
PL3691273T3 PL18862113.0T PL18862113T PL3691273T3 PL 3691273 T3 PL3691273 T3 PL 3691273T3 PL 18862113 T PL18862113 T PL 18862113T PL 3691273 T3 PL3691273 T3 PL 3691273T3
Authority
PL
Poland
Prior art keywords
decoding
decoding device
decoding method
Prior art date
Application number
PL18862113.0T
Other languages
English (en)
Inventor
Kiyofumi Abe
Takahiro Nishi
Tadamasa Toma
Ryuichi Kanoh
Takashi Hashimoto
Original Assignee
Panasonic Intellectual Property Corporation Of America
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Panasonic Intellectual Property Corporation Of America filed Critical Panasonic Intellectual Property Corporation Of America
Publication of PL3691273T3 publication Critical patent/PL3691273T3/pl

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/533Motion estimation using multistep search, e.g. two-dimensional [2D]-log search or one-at-a-time search [OTS]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/124Quantisation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/146Data rate or code amount at the encoder output
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/167Position within a video image, e.g. region of interest [ROI]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/20Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42Methods 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
    • H04N19/436Methods 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 using parallelised computational arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • H04N19/517Processing of motion vectors by encoding
    • H04N19/52Processing of motion vectors by encoding by predictive encoding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/53Multi-resolution motion estimation; Hierarchical motion estimation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/57Motion estimation characterised by a search window with variable size or shape

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Error Detection And Correction (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Selective Calling Equipment (AREA)
PL18862113.0T 2017-09-26 2018-09-20 Urządzenie dekodujące oraz sposób dekodowania PL3691273T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762563235P 2017-09-26 2017-09-26
PCT/JP2018/034793 WO2019065444A1 (ja) 2017-09-26 2018-09-20 符号化装置、復号装置、符号化方法及び復号方法

Publications (1)

Publication Number Publication Date
PL3691273T3 true PL3691273T3 (pl) 2025-03-31

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PL18862113.0T PL3691273T3 (pl) 2017-09-26 2018-09-20 Urządzenie dekodujące oraz sposób dekodowania

Country Status (13)

Country Link
US (6) US11064216B2 (pl)
EP (3) EP3691273B1 (pl)
JP (7) JP6806916B2 (pl)
KR (2) KR102788719B1 (pl)
CN (5) CN116886900A (pl)
BR (1) BR112020001579A2 (pl)
CA (1) CA3072323A1 (pl)
ES (1) ES3003036T3 (pl)
HU (1) HUE070105T2 (pl)
MX (2) MX2020001436A (pl)
PL (1) PL3691273T3 (pl)
TW (3) TW202431845A (pl)
WO (1) WO2019065444A1 (pl)

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KR20210006355A (ko) * 2018-05-07 2021-01-18 인터디지털 브이씨 홀딩스 인코포레이티드 인코딩/디코딩에서의 데이터 의존성
JP7666928B2 (ja) * 2018-05-28 2025-04-22 インターデジタル ヴイシー ホールディングス, インコーポレイテッド 符号化/復号化におけるデータ依存関係
CN113170133B (zh) * 2018-11-27 2024-06-14 Op方案有限责任公司 用于图片的基于块的空间活动度量
CN113170134A (zh) 2018-11-27 2021-07-23 Op方案有限责任公司 用于语境分割和处理的基于块的图片融合
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US11616970B1 (en) * 2022-01-25 2023-03-28 Mediatek Inc. Motion vector refinement apparatus having motion vector predictor derivation circuit that is allowed to start new task without waiting for motion vector difference computation and associated motion vector refinement method
US11902611B2 (en) 2022-03-01 2024-02-13 Toyota Motor Engineering & Manufacturing North America, Inc. Method and system for edge server selection for in-vehicle media content distribution with deep reinforcement learning
KR102924460B1 (ko) * 2023-10-23 2026-02-06 주식회사 모토이스트 로터리 컴프레서용 탄성 커플링

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CN101138248A (zh) * 2005-12-07 2008-03-05 索尼株式会社 编码装置、编码方法、编码程序、解码装置、解码方法和解码程序
JP4062712B2 (ja) * 2006-04-17 2008-03-19 俊宏 南 動画像符号化装置および動画像符号化方法
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Also Published As

Publication number Publication date
JP7014881B2 (ja) 2022-02-01
JP7650390B2 (ja) 2025-03-24
US11463724B2 (en) 2022-10-04
US20210297692A1 (en) 2021-09-23
JP7763980B2 (ja) 2025-11-04
TW202431845A (zh) 2024-08-01
EP4472206A2 (en) 2024-12-04
TW202249487A (zh) 2022-12-16
JP2025085663A (ja) 2025-06-05
JP6806916B2 (ja) 2021-01-06
KR102788719B1 (ko) 2025-03-31
EP3691273C0 (en) 2024-11-27
US20200186827A1 (en) 2020-06-11
KR20250048592A (ko) 2025-04-09
MX2020001436A (es) 2020-03-20
JP7489518B2 (ja) 2024-05-23
US20240333967A1 (en) 2024-10-03
JPWO2019065444A1 (ja) 2020-04-23
WO2019065444A1 (ja) 2019-04-04
MX2023007470A (es) 2023-07-04
BR112020001579A2 (pt) 2020-07-21
ES3003036T3 (en) 2025-03-10
JP2021048619A (ja) 2021-03-25
JP2022066195A (ja) 2022-04-28
JP2026009186A (ja) 2026-01-19
US20230276068A1 (en) 2023-08-31
JP7260685B2 (ja) 2023-04-18
US12052436B2 (en) 2024-07-30
CA3072323A1 (en) 2019-04-04
US11064216B2 (en) 2021-07-13
EP3691273A4 (en) 2020-08-19
HUE070105T2 (hu) 2025-05-28
CN116886920A (zh) 2023-10-13
CN111066325A (zh) 2020-04-24
CN116886900A (zh) 2023-10-13
JP2023082201A (ja) 2023-06-13
TW201921935A (zh) 2019-06-01
EP3691273A1 (en) 2020-08-05
JP2024102312A (ja) 2024-07-30
TWI838835B (zh) 2024-04-11
EP3691273B1 (en) 2024-11-27
CN116886902A (zh) 2023-10-13
CN111066325B (zh) 2023-08-22
US20250234032A1 (en) 2025-07-17
US20220417549A1 (en) 2022-12-29
CN116886901A (zh) 2023-10-13
EP4727131A2 (en) 2026-04-15
US11677975B2 (en) 2023-06-13
US12294735B2 (en) 2025-05-06
EP4472206A3 (en) 2025-02-26
KR20200053482A (ko) 2020-05-18
TWI778137B (zh) 2022-09-21

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