CN118945341A - 图像处理装置和图像处理方法 - Google Patents

图像处理装置和图像处理方法 Download PDF

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Publication number
CN118945341A
CN118945341A CN202411221272.4A CN202411221272A CN118945341A CN 118945341 A CN118945341 A CN 118945341A CN 202411221272 A CN202411221272 A CN 202411221272A CN 118945341 A CN118945341 A CN 118945341A
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CN
China
Prior art keywords
unit
offset parameter
color difference
sets
parameter set
Prior art date
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Pending
Application number
CN202411221272.4A
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English (en)
Chinese (zh)
Inventor
池田优
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Sony Group Corp
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Sony Group Corp
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Publication date
Application filed by Sony Group Corp filed Critical Sony Group Corp
Publication of CN118945341A publication Critical patent/CN118945341A/zh
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
    • H04N19/169—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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202411221272.4A 2019-09-06 2020-09-03 图像处理装置和图像处理方法 Pending CN118945341A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962897038P 2019-09-06 2019-09-06
US62/897,038 2019-09-06
CN202080060686.7A CN114342382B (zh) 2019-09-06 2020-09-03 图像处理装置和图像处理方法
PCT/JP2020/033468 WO2021045162A1 (ja) 2019-09-06 2020-09-03 画像処理装置及び画像処理方法

Related Parent Applications (1)

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CN202080060686.7A Division CN114342382B (zh) 2019-09-06 2020-09-03 图像处理装置和图像处理方法

Publications (1)

Publication Number Publication Date
CN118945341A true CN118945341A (zh) 2024-11-12

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CN202411221272.4A Pending CN118945341A (zh) 2019-09-06 2020-09-03 图像处理装置和图像处理方法
CN202080060686.7A Active CN114342382B (zh) 2019-09-06 2020-09-03 图像处理装置和图像处理方法

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Country Status (6)

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US (2) US12075036B2 (https=)
EP (1) EP4020994A4 (https=)
JP (1) JPWO2021045162A1 (https=)
KR (1) KR20220053561A (https=)
CN (2) CN118945341A (https=)
WO (1) WO2021045162A1 (https=)

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006124885A2 (en) * 2005-05-12 2006-11-23 Kylintv, Inc. Codec for iptv
CN101218831B (zh) * 2005-09-20 2010-07-21 三菱电机株式会社 图像解码方法以及图像解码装置
JP2007174196A (ja) * 2005-12-21 2007-07-05 Toshiba Corp 情報処理装置、制御方法およびプログラム
JP2007180723A (ja) * 2005-12-27 2007-07-12 Toshiba Corp 画像処理装置及び画像処理方法
US9001899B2 (en) * 2006-09-15 2015-04-07 Freescale Semiconductor, Inc. Video information processing system with selective chroma deblock filtering
US8204129B2 (en) * 2007-03-27 2012-06-19 Freescale Semiconductor, Inc. Simplified deblock filtering for reduced memory access and computational complexity
US20080292505A1 (en) * 2007-05-25 2008-11-27 Jiamin Tian Disposable safety pipet
JP2011259362A (ja) * 2010-06-11 2011-12-22 Sony Corp 画像処理装置および方法
US10484693B2 (en) * 2011-06-22 2019-11-19 Texas Instruments Incorporated Method and apparatus for sample adaptive offset parameter estimation for image and video coding
US10038903B2 (en) * 2011-06-22 2018-07-31 Texas Instruments Incorporated Method and apparatus for sample adaptive offset parameter estimation in video coding
JP5907367B2 (ja) * 2011-06-28 2016-04-26 ソニー株式会社 画像処理装置および方法、プログラム、並びに記録媒体
TWI618404B (zh) * 2012-06-27 2018-03-11 Sony Corp Image processing device and method
US9591302B2 (en) * 2012-07-02 2017-03-07 Microsoft Technology Licensing, Llc Use of chroma quantization parameter offsets in deblocking
EP3111645A1 (en) * 2014-02-26 2017-01-04 Dolby Laboratories Licensing Corporation Luminance based coding tools for video compression
EP3206400A4 (en) * 2014-10-06 2018-05-16 Sony Corporation Image processing device and method
US10057578B2 (en) * 2014-10-07 2018-08-21 Qualcomm Incorporated QP derivation and offset for adaptive color transform in video coding
US10264269B2 (en) * 2014-10-13 2019-04-16 Apple Inc. Metadata hints to support best effort decoding for green MPEG applications
CN119383364A (zh) * 2015-06-11 2025-01-28 杜比实验室特许公司 使用自适应去块滤波编码和解码图像的方法及介质
US20170064301A1 (en) * 2015-08-26 2017-03-02 Zhan Ma Methods and Apparatus for Use of Reference Block in Video Coding
WO2020183849A1 (ja) * 2019-03-08 2020-09-17 ソニー株式会社 情報処理装置、情報処理方法及びプログラム

Also Published As

Publication number Publication date
KR20220053561A (ko) 2022-04-29
US12075036B2 (en) 2024-08-27
CN114342382A (zh) 2022-04-12
US20220295055A1 (en) 2022-09-15
JPWO2021045162A1 (https=) 2021-03-11
CN114342382B (zh) 2024-09-20
EP4020994A1 (en) 2022-06-29
WO2021045162A1 (ja) 2021-03-11
EP4020994A4 (en) 2022-10-26
US20240373003A1 (en) 2024-11-07

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