JP7723480B2 - 画像符号化装置及びその制御方法及びプログラム - Google Patents

画像符号化装置及びその制御方法及びプログラム

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Publication number
JP7723480B2
JP7723480B2 JP2021020069A JP2021020069A JP7723480B2 JP 7723480 B2 JP7723480 B2 JP 7723480B2 JP 2021020069 A JP2021020069 A JP 2021020069A JP 2021020069 A JP2021020069 A JP 2021020069A JP 7723480 B2 JP7723480 B2 JP 7723480B2
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frequency
plane
component
color
pixel region
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JP2021020069A
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English (en)
Japanese (ja)
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JP2022122682A5 (enExample
JP2022122682A (ja
Inventor
大輔 坂本
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Canon Inc
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Canon Inc
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Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2021020069A priority Critical patent/JP7723480B2/ja
Priority to US17/589,972 priority patent/US11785352B2/en
Publication of JP2022122682A publication Critical patent/JP2022122682A/ja
Publication of JP2022122682A5 publication Critical patent/JP2022122682A5/ja
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/10—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming different wavelengths into image signals
    • H04N25/11—Arrangement of colour filter arrays [CFA]; Filter mosaics
    • H04N25/13—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements
    • H04N25/134—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on three different wavelength filter elements
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image 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
    • H04N19/10—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
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/186—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • H04N23/843—Demosaicing, e.g. interpolating colour pixel values
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/10—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming different wavelengths into image signals
    • H04N25/11—Arrangement of colour filter arrays [CFA]; Filter mosaics
    • H04N25/13—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements
    • H04N25/133—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements including elements passing panchromatic light, e.g. filters passing white light

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021020069A 2021-02-10 2021-02-10 画像符号化装置及びその制御方法及びプログラム Active JP7723480B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2021020069A JP7723480B2 (ja) 2021-02-10 2021-02-10 画像符号化装置及びその制御方法及びプログラム
US17/589,972 US11785352B2 (en) 2021-02-10 2022-02-01 Image encoding apparatus, method for controlling the same, and non-transitory computer-readable storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021020069A JP7723480B2 (ja) 2021-02-10 2021-02-10 画像符号化装置及びその制御方法及びプログラム

Publications (3)

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JP2022122682A JP2022122682A (ja) 2022-08-23
JP2022122682A5 JP2022122682A5 (enExample) 2024-02-01
JP7723480B2 true JP7723480B2 (ja) 2025-08-14

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Country Status (2)

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US (1) US11785352B2 (enExample)
JP (1) JP7723480B2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12395754B2 (en) * 2023-11-06 2025-08-19 Omnivision Technologies, Inc. Minimal repeating unit having reduced blooming effect of clear pixels

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010136226A (ja) 2008-12-08 2010-06-17 Sony Corp 固体撮像装置、固体撮像装置の信号処理方法および撮像装置
JP2017085556A (ja) 2015-10-30 2017-05-18 キヤノン株式会社 画像処理装置、撮像装置、画像処理方法及びプログラム

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3864748B2 (ja) 2001-10-10 2007-01-10 株式会社ニコン 画像処理装置、電子カメラ、および画像処理プログラム
JP4514203B2 (ja) 2004-06-11 2010-07-28 キヤノン株式会社 動きベクトル検出装置及び方法
US7480417B2 (en) 2004-10-19 2009-01-20 Microsoft Corp. System and method for encoding mosaiced image data employing a reversible color transform
US8363717B2 (en) 2005-05-17 2013-01-29 Canon Kabushiki Kaisha Image processing apparatus
WO2013161349A1 (ja) * 2012-04-24 2013-10-31 ソニー株式会社 画像処理装置、および画像処理方法、並びにプログラム
TWI644568B (zh) * 2013-07-23 2018-12-11 新力股份有限公司 攝像元件、攝像方法及攝像程式
WO2016002283A1 (ja) * 2014-06-30 2016-01-07 ソニー株式会社 画像処理装置、撮像装置、情報処理装置、画像処理方法およびプログラム
JP2016054227A (ja) * 2014-09-03 2016-04-14 ソニー株式会社 固体撮像素子、および撮像装置、並びに電子機器
JP6722995B2 (ja) * 2015-10-23 2020-07-15 キヤノン株式会社 符号化方法及び符号化装置、撮像装置及びプログラム
US10003821B2 (en) 2015-10-27 2018-06-19 Canon Kabushiki Kaisha Image encoding apparatus and method of controlling same
JP6663201B2 (ja) * 2015-10-27 2020-03-11 キヤノン株式会社 画像符号化装置及びその制御方法、並びに、コンピュータプログラム及び記憶媒体
JP2017108211A (ja) * 2015-12-07 2017-06-15 ソニー株式会社 撮像装置、撮像制御方法、および、プログラム
JP6875802B2 (ja) 2016-08-22 2021-05-26 キヤノン株式会社 画像符号化装置及びその制御方法及び撮像装置及びプログラム
JP2018082259A (ja) * 2016-11-15 2018-05-24 ソニーセミコンダクタソリューションズ株式会社 固体撮像素子、信号処理回路、及び、電子機器
CN114066784B (zh) * 2020-07-29 2025-01-07 北京小米移动软件有限公司 一种图像处理方法、装置和存储介质

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010136226A (ja) 2008-12-08 2010-06-17 Sony Corp 固体撮像装置、固体撮像装置の信号処理方法および撮像装置
JP2017085556A (ja) 2015-10-30 2017-05-18 キヤノン株式会社 画像処理装置、撮像装置、画像処理方法及びプログラム

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US11785352B2 (en) 2023-10-10
US20220256127A1 (en) 2022-08-11
JP2022122682A (ja) 2022-08-23

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