KR20220009946A - 적응적 루프 필터들에 대한 클리핑 값 계산의 단순화 - Google Patents

적응적 루프 필터들에 대한 클리핑 값 계산의 단순화 Download PDF

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Publication number
KR20220009946A
KR20220009946A KR1020217036479A KR20217036479A KR20220009946A KR 20220009946 A KR20220009946 A KR 20220009946A KR 1020217036479 A KR1020217036479 A KR 1020217036479A KR 20217036479 A KR20217036479 A KR 20217036479A KR 20220009946 A KR20220009946 A KR 20220009946A
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South Korea
Prior art keywords
clipping
filter
values
integer
block
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KR1020217036479A
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English (en)
Korean (ko)
Inventor
난 후
바딤 세레긴
마르타 카르체비츠
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퀄컴 인코포레이티드
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Publication of KR20220009946A publication Critical patent/KR20220009946A/ko
Pending legal-status Critical Current

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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
    • H04N19/117—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
    • H04N19/134—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
    • H04N19/134—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
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/186—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 colour or a chrominance component
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
KR1020217036479A 2019-05-21 2020-05-20 적응적 루프 필터들에 대한 클리핑 값 계산의 단순화 Pending KR20220009946A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962851064P 2019-05-21 2019-05-21
US62/851,064 2019-05-21
US16/878,436 US11356662B2 (en) 2019-05-21 2020-05-19 Simplification of clipping value calculation for adaptive loop filters
US16/878,436 2020-05-19
PCT/US2020/033711 WO2020236878A1 (en) 2019-05-21 2020-05-20 Simplification of clipping value calculation for adaptive loop filters

Publications (1)

Publication Number Publication Date
KR20220009946A true KR20220009946A (ko) 2022-01-25

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KR1020217036479A Pending KR20220009946A (ko) 2019-05-21 2020-05-20 적응적 루프 필터들에 대한 클리핑 값 계산의 단순화

Country Status (8)

Country Link
US (1) US11356662B2 (https=)
EP (1) EP3973703A1 (https=)
JP (1) JP7554776B2 (https=)
KR (1) KR20220009946A (https=)
CN (2) CN113826389B (https=)
BR (1) BR112021022783A2 (https=)
SG (1) SG11202111727SA (https=)
WO (1) WO2020236878A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023140496A1 (ko) 2022-01-24 2023-07-27 주식회사 엘지에너지솔루션 전지 모듈 및 이를 포함하는 전지 팩

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2580173B (en) * 2018-12-21 2022-07-27 Canon Kk A filter
WO2020182620A1 (en) * 2019-03-08 2020-09-17 Canon Kabushiki Kaisha An adaptive loop filter
CN118631990A (zh) * 2019-06-17 2024-09-10 韩国电子通信研究院 自适应环内滤波方法和设备
JP6912642B2 (ja) * 2019-06-20 2021-08-04 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
CN120378608A (zh) * 2019-07-08 2025-07-25 Lg电子株式会社 解码和编码设备及发送用于图像的数据的设备
EP4661403A3 (en) 2019-12-28 2026-03-11 Beijing Dajia Internet Information Technology Co., Ltd. In-loop filters for video coding
CN114007067B (zh) 2020-07-28 2023-05-23 北京达佳互联信息技术有限公司 对视频信号进行解码的方法、设备和介质

Family Cites Families (9)

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Publication number Priority date Publication date Assignee Title
US7227901B2 (en) * 2002-11-21 2007-06-05 Ub Video Inc. Low-complexity deblocking filter
WO2006018789A1 (en) * 2004-08-16 2006-02-23 Koninklijke Philips Electronics N.V. Video processor comprising a sharpness enhancer
US9094658B2 (en) * 2010-05-10 2015-07-28 Mediatek Inc. Method and apparatus of adaptive loop filtering
US9456111B2 (en) * 2010-06-15 2016-09-27 Mediatek Inc. System and method for content adaptive clipping
EP2664139A2 (en) * 2011-01-14 2013-11-20 Telefonaktiebolaget LM Ericsson (PUBL) A method for deblocking filter control and a deblocking filtering control device
US9185404B2 (en) * 2011-10-07 2015-11-10 Qualcomm Incorporated Performing transform dependent de-blocking filtering
US9516306B2 (en) * 2013-03-27 2016-12-06 Qualcomm Incorporated Depth coding modes signaling of depth data for 3D-HEVC
WO2016146158A1 (en) * 2015-03-16 2016-09-22 Telefonaktiebolaget Lm Ericsson (Publ) Adaptive clipping in filtering
GB2580173B (en) * 2018-12-21 2022-07-27 Canon Kk A filter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023140496A1 (ko) 2022-01-24 2023-07-27 주식회사 엘지에너지솔루션 전지 모듈 및 이를 포함하는 전지 팩

Also Published As

Publication number Publication date
EP3973703A1 (en) 2022-03-30
WO2020236878A1 (en) 2020-11-26
CN113826389B (zh) 2025-01-10
JP2022534366A (ja) 2022-07-29
CN113826389A (zh) 2021-12-21
US11356662B2 (en) 2022-06-07
TW202103496A (zh) 2021-01-16
CN119893092A (zh) 2025-04-25
JP7554776B2 (ja) 2024-09-20
US20200374518A1 (en) 2020-11-26
BR112021022783A2 (pt) 2022-01-11
SG11202111727SA (en) 2021-12-30

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