CN113826389B - 对自适应环路滤波器的削波值计算的简化 - Google Patents

对自适应环路滤波器的削波值计算的简化 Download PDF

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Publication number
CN113826389B
CN113826389B CN202080036125.3A CN202080036125A CN113826389B CN 113826389 B CN113826389 B CN 113826389B CN 202080036125 A CN202080036125 A CN 202080036125A CN 113826389 B CN113826389 B CN 113826389B
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clipping
integer
filter
value
block
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CN113826389A (zh
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N.胡
V.塞雷金
M.卡尔切维茨
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Qualcomm Inc
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Qualcomm Inc
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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)
CN202080036125.3A 2019-05-21 2020-05-20 对自适应环路滤波器的削波值计算的简化 Active CN113826389B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202411885768.1A CN119893092A (zh) 2019-05-21 2020-05-20 处理视频数据的方法、装置和计算机可读取存储介质

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

Related Child Applications (1)

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CN202411885768.1A Division CN119893092A (zh) 2019-05-21 2020-05-20 处理视频数据的方法、装置和计算机可读取存储介质

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CN113826389A CN113826389A (zh) 2021-12-21
CN113826389B true CN113826389B (zh) 2025-01-10

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CN202411885768.1A Pending CN119893092A (zh) 2019-05-21 2020-05-20 处理视频数据的方法、装置和计算机可读取存储介质

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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=)

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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
KR20230113998A (ko) 2022-01-24 2023-08-01 주식회사 엘지에너지솔루션 전지 모듈 및 이를 포함하는 전지 팩

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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

Non-Patent Citations (1)

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Title
《Versatile Video Coding (Draft 5)》;Benjamin Bross等;《Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11》;正文第94-98页，第7.4.6.3节，第8.1.1节，第8.3.3节 *

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EP3973703A1 (en) 2022-03-30
KR20220009946A (ko) 2022-01-25
WO2020236878A1 (en) 2020-11-26
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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