PL3857880T3 - Filtr usuwania bloków lub usuwania dzwonienia oraz enkoder, dekoder oraz sposób stosowania i zmieniania siły filtra usuwania bloków lub usuwania dzwonienia - Google Patents

Filtr usuwania bloków lub usuwania dzwonienia oraz enkoder, dekoder oraz sposób stosowania i zmieniania siły filtra usuwania bloków lub usuwania dzwonienia

Info

Publication number
PL3857880T3
PL3857880T3 PL19773842.0T PL19773842T PL3857880T3 PL 3857880 T3 PL3857880 T3 PL 3857880T3 PL 19773842 T PL19773842 T PL 19773842T PL 3857880 T3 PL3857880 T3 PL 3857880T3
Authority
PL
Poland
Prior art keywords
deblocking
deringing filter
decoder
encoder
varying
Prior art date
Application number
PL19773842.0T
Other languages
English (en)
Inventor
Christian Helmrich
Original Assignee
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
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 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. filed Critical Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Publication of PL3857880T3 publication Critical patent/PL3857880T3/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
    • H04N19/10—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
    • H04N19/117—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
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/10—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
    • H04N19/182—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 a pixel
    • 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
    • H04N19/80—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
    • H04N19/85—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
    • H04N19/90—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)
PL19773842.0T 2018-09-28 2019-09-26 Filtr usuwania bloków lub usuwania dzwonienia oraz enkoder, dekoder oraz sposób stosowania i zmieniania siły filtra usuwania bloków lub usuwania dzwonienia PL3857880T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP18197609 2018-09-28
EP18201517 2018-10-19
PCT/EP2019/076080 WO2020064949A1 (en) 2018-09-28 2019-09-26 Deblocking or deringing filter and encoder, decoder and method for applying and varying a strength of a deblocking or deringing filter

Publications (1)

Publication Number Publication Date
PL3857880T3 true PL3857880T3 (pl) 2025-03-31

Family

ID=68062949

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19773842.0T PL3857880T3 (pl) 2018-09-28 2019-09-26 Filtr usuwania bloków lub usuwania dzwonienia oraz enkoder, dekoder oraz sposób stosowania i zmieniania siły filtra usuwania bloków lub usuwania dzwonienia

Country Status (9)

Country Link
US (1) US11843805B2 (pl)
EP (1) EP3857880B1 (pl)
JP (1) JP7227364B2 (pl)
KR (1) KR102606092B1 (pl)
CN (1) CN113170120B (pl)
BR (1) BR112021005758A2 (pl)
MX (1) MX2021003624A (pl)
PL (1) PL3857880T3 (pl)
WO (1) WO2020064949A1 (pl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12621500B1 (en) * 2023-05-23 2026-05-05 Zoom Communications, Inc. Fast search for parameters of an in-loop deringing filter
CN121220032A (zh) * 2023-05-28 2025-12-26 北京达佳互联信息技术有限公司 用于自适应环路滤波器和跨分量自适应环路滤波器的方法和装置
US12489891B2 (en) * 2023-06-16 2025-12-02 Zoom Communications, Inc. Reducing grid artifacts in video frames

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2154918C1 (ru) 1998-08-01 2000-08-20 Самсунг Электроникс Ко., Лтд. Способ и устройство для цикл-фильтрации данных изображения
US20090141814A1 (en) * 2006-01-09 2009-06-04 Peng Yin Method and Apparatus for Providing Reduced Resolution Update Mode for Multi-View Video Coding
JP4769605B2 (ja) * 2006-03-17 2011-09-07 富士通株式会社 動画像符号装置及び方法
TWI375470B (en) * 2007-08-03 2012-10-21 Via Tech Inc Method for determining boundary strength
JP2011223302A (ja) * 2010-04-09 2011-11-04 Sony Corp 画像処理装置と画像処理方法
WO2011127961A1 (en) * 2010-04-13 2011-10-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. Adaptive image filtering method and apparatus
WO2012096614A2 (en) * 2011-01-14 2012-07-19 Telefonaktiebolaget L M Ericsson (Publ) A method for filter control and a filtering control device
KR102218002B1 (ko) * 2011-11-04 2021-02-19 엘지전자 주식회사 영상 정보 인코딩/디코딩 방법 및 장치
US20140079135A1 (en) * 2012-09-14 2014-03-20 Qualcomm Incoporated Performing quantization to facilitate deblocking filtering
EP2941871A2 (en) * 2013-01-07 2015-11-11 VID SCALE, Inc. Enhanced deblocking filters for video coding
EP3138293A4 (en) 2014-04-29 2017-05-24 Microsoft Technology Licensing, LLC Encoder-side decisions for sample adaptive offset filtering
AU2014202921B2 (en) 2014-05-29 2017-02-02 Canon Kabushiki Kaisha Method, apparatus and system for de-blocking a block of video samples
WO2016200242A1 (ko) 2015-06-11 2016-12-15 한양대학교 산학협력단 적응적인 디블록킹 필터링을 이용하는 영상 부호화 방법과 영상 복호화 방법 및 장치
EP3280143A1 (en) * 2016-08-04 2018-02-07 Thomson Licensing A method and an apparatus for image block encoding and decoding
US10455254B2 (en) * 2016-11-10 2019-10-22 Mediatek Inc. Method and apparatus of video coding

Also Published As

Publication number Publication date
CN113170120B (zh) 2024-07-26
MX2021003624A (es) 2021-06-23
EP3857880B1 (en) 2024-10-23
JP2022502947A (ja) 2022-01-11
CN113170120A (zh) 2021-07-23
US20210211737A1 (en) 2021-07-08
BR112021005758A2 (pt) 2021-07-06
US11843805B2 (en) 2023-12-12
KR102606092B1 (ko) 2023-11-29
EP3857880A1 (en) 2021-08-04
KR20210080392A (ko) 2021-06-30
JP7227364B2 (ja) 2023-02-21
WO2020064949A1 (en) 2020-04-02

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