JP7193929B2 - 画像処理装置、画像処理方法、及び、プログラム - Google Patents

画像処理装置、画像処理方法、及び、プログラム Download PDF

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JP7193929B2
JP7193929B2 JP2018093980A JP2018093980A JP7193929B2 JP 7193929 B2 JP7193929 B2 JP 7193929B2 JP 2018093980 A JP2018093980 A JP 2018093980A JP 2018093980 A JP2018093980 A JP 2018093980A JP 7193929 B2 JP7193929 B2 JP 7193929B2
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image
encoding
compressed
code amount
compressed image
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JP2019201288A5 (enExample
JP2019201288A (ja
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唯史 金子
雅司 川上
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Canon Inc
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Canon Inc
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Priority to US16/406,197 priority patent/US10742980B2/en
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Priority to US16/917,938 priority patent/US11503296B2/en
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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
    • H04N19/115—Selection of the code volume for a coding unit prior to 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
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/136—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2018093980A 2018-05-15 2018-05-15 画像処理装置、画像処理方法、及び、プログラム Active JP7193929B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2018093980A JP7193929B2 (ja) 2018-05-15 2018-05-15 画像処理装置、画像処理方法、及び、プログラム
US16/406,197 US10742980B2 (en) 2018-05-15 2019-05-08 Image processing apparatus, image processing method, and non-transitory computer-readable storage medium
US16/917,938 US11503296B2 (en) 2018-05-15 2020-07-01 Image processing apparatus, image processing method, and non-transitory computer-readable storage medium

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JP2018093980A JP7193929B2 (ja) 2018-05-15 2018-05-15 画像処理装置、画像処理方法、及び、プログラム

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JP2019201288A JP2019201288A (ja) 2019-11-21
JP2019201288A5 JP2019201288A5 (enExample) 2021-07-26
JP7193929B2 true JP7193929B2 (ja) 2022-12-21

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021034836A (ja) * 2019-08-22 2021-03-01 キヤノン株式会社 撮像装置、撮像装置の制御方法およびプログラム
JP7606320B2 (ja) * 2019-12-25 2024-12-25 キヤノン株式会社 画像符号化装置及び画像復号装置、並びにそれらの制御方法及びプログラム、及び、撮像装置
JP7767028B2 (ja) * 2021-05-28 2025-11-11 株式会社日立製作所 データ処理システムおよびデータ処理方法
CN116684621B (zh) 2022-01-19 2024-11-22 杭州海康威视数字技术股份有限公司 一种图像解码方法、编码方法及装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009290389A (ja) 2008-05-28 2009-12-10 Hitachi Ltd 画像処理装置
JP2010074597A (ja) 2008-09-19 2010-04-02 Sony Corp 画像処理装置、画像処理方法、プログラムおよび撮像装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG94709A1 (en) 1991-02-07 2003-03-18 Canon Kk Image encoding apparatus
WO2009044744A1 (ja) 2007-10-01 2009-04-09 Sharp Kabushiki Kaisha 画像符号化装置、画像符号化方法、画像符復号化システム
JP2015008387A (ja) 2013-06-25 2015-01-15 キヤノン株式会社 画像処理装置、画像処理方法およびプログラム並びに撮像装置
JP2015170994A (ja) 2014-03-07 2015-09-28 ソニー株式会社 画像処理装置および方法、画像符号化装置および方法、並びに、画像復号装置および方法
US9900604B2 (en) * 2015-03-11 2018-02-20 Kabushiki Kaisha Toshiba Semiconductor integrated circuit, image transmission apparatus and image transmission system
US10827186B2 (en) * 2016-08-25 2020-11-03 Intel Corporation Method and system of video coding with context decoding and reconstruction bypass

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009290389A (ja) 2008-05-28 2009-12-10 Hitachi Ltd 画像処理装置
JP2010074597A (ja) 2008-09-19 2010-04-02 Sony Corp 画像処理装置、画像処理方法、プログラムおよび撮像装置

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US20190356919A1 (en) 2019-11-21
US11503296B2 (en) 2022-11-15
US20200336742A1 (en) 2020-10-22
JP2019201288A (ja) 2019-11-21
US10742980B2 (en) 2020-08-11

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