PL3618444T3 - Koder, dekoder, sposób kodowania oraz sposób dekodowania - Google Patents

Koder, dekoder, sposób kodowania oraz sposób dekodowania

Info

Publication number
PL3618444T3
PL3618444T3 PL18790447.9T PL18790447T PL3618444T3 PL 3618444 T3 PL3618444 T3 PL 3618444T3 PL 18790447 T PL18790447 T PL 18790447T PL 3618444 T3 PL3618444 T3 PL 3618444T3
Authority
PL
Poland
Prior art keywords
encoding
decoding
decoding device
encoding device
encoding method
Prior art date
Application number
PL18790447.9T
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 PL3618444T3 publication Critical patent/PL3618444T3/pl

Links

Classifications

    • 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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/50—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
    • H04N19/577—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Selective Calling Equipment (AREA)
  • Error Detection And Correction (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL18790447.9T 2017-04-27 2018-04-24 Koder, dekoder, sposób kodowania oraz sposób dekodowania PL3618444T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762490872P 2017-04-27 2017-04-27
PCT/JP2018/016515 WO2018199050A1 (ja) 2017-04-27 2018-04-24 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
PL3618444T3 true PL3618444T3 (pl) 2025-03-10

Family

ID=63918507

Family Applications (1)

Application Number Title Priority Date Filing Date
PL18790447.9T PL3618444T3 (pl) 2017-04-27 2018-04-24 Koder, dekoder, sposób kodowania oraz sposób dekodowania

Country Status (10)

Country Link
US (4) US11425413B2 (pl)
EP (2) EP3618444B1 (pl)
JP (6) JP6857716B2 (pl)
KR (2) KR20240037382A (pl)
CN (5) CN117014632A (pl)
ES (1) ES2993476T3 (pl)
HU (1) HUE069846T2 (pl)
PL (1) PL3618444T3 (pl)
TW (4) TWI774757B (pl)
WO (1) WO2018199050A1 (pl)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3618444B1 (en) 2017-04-27 2024-10-16 Panasonic Intellectual Property Corporation of America Encoding device, decoding device, encoding method and decoding method
JP6765520B2 (ja) 2017-05-19 2020-10-07 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 符号化装置、復号装置、符号化方法及び復号方法
CN113383548B (zh) 2019-02-03 2026-02-27 北京字节跳动网络技术有限公司 Mv精度和mv差编解码之间的相互作用
CN113424538B (zh) 2019-02-14 2025-09-16 北京字节跳动网络技术有限公司 解码器侧细化工具的选择性应用
CN118573852A (zh) * 2019-03-11 2024-08-30 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法、解码方法和非暂时性存储介质
AU2020259889B2 (en) * 2019-04-16 2025-10-09 Panasonic Intellectual Property Corporation Of America Encoder, decoder, encoding method, and decoding method
SG11202112279WA (en) 2019-05-11 2021-12-30 Beijing Bytedance Network Technology Co Ltd Selective use of coding tools in video processing
WO2021061764A1 (en) * 2019-09-23 2021-04-01 Vid Scale, Inc. Switching logic for bi-directional optical flow
JP2023011955A (ja) * 2019-12-03 2023-01-25 シャープ株式会社 動画像符号化装置、動画像復号装置
WO2021187603A1 (ja) * 2020-03-19 2021-09-23 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、画像処理装置、符号化方法、復号方法、画像処理方法、ビットストリーム送信装置、および、非一時的記憶媒体
WO2021188598A1 (en) * 2020-03-20 2021-09-23 Beijing Dajia Internet Information Technology Co., Ltd. Methods and devices for affine motion-compensated prediction refinement
CN115567709B (zh) * 2020-07-30 2026-03-24 北京达佳互联信息技术有限公司 对子块中的像素位置处的样点进行编码的方法和装置

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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
CA2739482C (en) * 2008-10-07 2017-03-14 Euclid Discoveries, Llc Feature-based video compression
EP2557795A4 (en) * 2010-04-06 2015-07-08 Samsung Electronics Co Ltd METHOD AND DEVICE FOR CODING VIDEO DATA AND METHOD AND DEVICE FOR DECODING VIDEO DATA
CN110996100B (zh) * 2012-10-01 2022-11-25 Ge视频压缩有限责任公司 解码器、解码方法、编码器和编码方法
KR20150056811A (ko) * 2012-11-13 2015-05-27 인텔 코포레이션 차세대 비디오를 위한 콘텐츠 적응적 변환 코딩
US9357211B2 (en) * 2012-12-28 2016-05-31 Qualcomm Incorporated Device and method for scalable and multiview/3D coding of video information
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US11330284B2 (en) * 2015-03-27 2022-05-10 Qualcomm Incorporated Deriving motion information for sub-blocks in video coding
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EP3618444B1 (en) * 2017-04-27 2024-10-16 Panasonic Intellectual Property Corporation of America Encoding device, decoding device, encoding method and decoding method

Also Published As

Publication number Publication date
JP2022140583A (ja) 2022-09-26
JP2025109812A (ja) 2025-07-25
JP7681770B2 (ja) 2025-05-22
US20240048755A1 (en) 2024-02-08
JP2023168582A (ja) 2023-11-24
TW202320546A (zh) 2023-05-16
JP2021101576A (ja) 2021-07-08
TWI854443B (zh) 2024-09-01
JP2024144508A (ja) 2024-10-11
TWI790983B (zh) 2023-01-21
JP7527451B2 (ja) 2024-08-02
CN117014632A (zh) 2023-11-07
KR102649234B1 (ko) 2024-03-20
EP4451678A2 (en) 2024-10-23
JP7114773B2 (ja) 2022-08-08
TW202247660A (zh) 2022-12-01
CN117014631A (zh) 2023-11-07
JP7364752B2 (ja) 2023-10-18
JP6857716B2 (ja) 2021-04-14
WO2018199050A1 (ja) 2018-11-01
CN117014630A (zh) 2023-11-07
JP7855119B2 (ja) 2026-05-07
KR20190142339A (ko) 2019-12-26
ES2993476T3 (en) 2024-12-30
TW201842777A (zh) 2018-12-01
KR20240037382A (ko) 2024-03-21
US20220303572A1 (en) 2022-09-22
EP3618444A4 (en) 2020-03-04
CN110583020A (zh) 2019-12-17
TW202450311A (zh) 2024-12-16
EP3618444A1 (en) 2020-03-04
US20200053382A1 (en) 2020-02-13
US20250254354A1 (en) 2025-08-07
JPWO2018199050A1 (ja) 2019-12-26
TWI774757B (zh) 2022-08-21
CN110583020B (zh) 2023-08-25
EP4451678A3 (en) 2025-01-15
CN117014629A (zh) 2023-11-07
EP3618444C0 (en) 2024-10-16
EP3618444B1 (en) 2024-10-16
US11425413B2 (en) 2022-08-23
HUE069846T2 (hu) 2025-04-28
US12316869B2 (en) 2025-05-27
US11831903B2 (en) 2023-11-28

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