JP7431595B2 - 画像処理装置、画像処理方法およびプログラム - Google Patents

画像処理装置、画像処理方法およびプログラム Download PDF

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Publication number
JP7431595B2
JP7431595B2 JP2020015535A JP2020015535A JP7431595B2 JP 7431595 B2 JP7431595 B2 JP 7431595B2 JP 2020015535 A JP2020015535 A JP 2020015535A JP 2020015535 A JP2020015535 A JP 2020015535A JP 7431595 B2 JP7431595 B2 JP 7431595B2
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dynamic range
display
image processing
data
information
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JP2021124766A5 (enExample
JP2021124766A (ja
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真一 宮▲崎▼
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Canon Inc
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Canon Inc
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Priority to JP2020015535A priority Critical patent/JP7431595B2/ja
Priority to EP21154213.9A priority patent/EP3860104A1/en
Priority to KR1020210013002A priority patent/KR20210098377A/ko
Priority to US17/161,862 priority patent/US12067304B2/en
Priority to CN202110135015.9A priority patent/CN113205460B/zh
Publication of JP2021124766A publication Critical patent/JP2021124766A/ja
Publication of JP2021124766A5 publication Critical patent/JP2021124766A5/ja
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/12—Digital output to print unit, e.g. line printer, chain printer
    • G06F3/1201—Dedicated interfaces to print systems
    • G06F3/1202—Dedicated interfaces to print systems specifically adapted to achieve a particular effect
    • G06F3/1203—Improving or facilitating administration, e.g. print management
    • G06F3/1208—Improving or facilitating administration, e.g. print management resulting in improved quality of the output result, e.g. print layout, colours, workflows, print preview
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/12—Digital output to print unit, e.g. line printer, chain printer
    • G06F3/1201—Dedicated interfaces to print systems
    • G06F3/1223—Dedicated interfaces to print systems specifically adapted to use a particular technique
    • G06F3/1237—Print job management
    • G06F3/1242—Image or content composition onto a page
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
    • G06K15/18—Conditioning data for presenting it to the physical printing elements
    • G06K15/1867—Post-processing of the composed and rasterized print image
    • G06K15/1872—Image enhancement
    • G06K15/1878—Adjusting colours
    • G06K15/188—Adjusting colours with provisions for treating some of the print data differently
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/94—Dynamic range modification of images or parts thereof based on local image properties, e.g. for local contrast enhancement
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/23—Reproducing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6027—Correction or control of colour gradation or colour contrast
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6058—Reduction of colour to a range of reproducible colours, e.g. to ink- reproducible colour gamut
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6072—Colour correction or control adapting to different types of images, e.g. characters, graphs, black and white image portions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6097—Colour correction or control depending on the characteristics of the output medium, e.g. glossy paper, matt paper, transparency or fabrics
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20048—Transform domain processing
    • G06T2207/20056—Discrete and fast Fourier transform, [DFT, FFT]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20172—Image enhancement details
    • G06T2207/20208—High dynamic range [HDR] image processing

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP2020015535A 2020-01-31 2020-01-31 画像処理装置、画像処理方法およびプログラム Active JP7431595B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2020015535A JP7431595B2 (ja) 2020-01-31 2020-01-31 画像処理装置、画像処理方法およびプログラム
EP21154213.9A EP3860104A1 (en) 2020-01-31 2021-01-29 Image processing apparatus, image processing method, program, and non-transitory computer-readable storage medium storing program
KR1020210013002A KR20210098377A (ko) 2020-01-31 2021-01-29 화상 처리 장치, 화상 처리 방법, 프로그램, 및 프로그램을 저장하는 비일시적 컴퓨터 판독가능 저장 매체
US17/161,862 US12067304B2 (en) 2020-01-31 2021-01-29 Image processing apparatus, image processing method, and non-transitory computer-readable storage medium storing a program that performs dynamic range conversion based on obtained display information
CN202110135015.9A CN113205460B (zh) 2020-01-31 2021-01-29 图像处理装置、图像处理方法和存储介质

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EP (1) EP3860104A1 (enExample)
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CN (1) CN113205460B (enExample)

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US20240078648A1 (en) * 2022-09-06 2024-03-07 Apple Inc. Tone Mapping for Preserving Contrast of Fine Features in an Image
CN115293994B (zh) * 2022-09-30 2022-12-16 腾讯科技（深圳）有限公司 图像处理方法、装置、计算机设备和存储介质
JP2024098411A (ja) * 2023-01-10 2024-07-23 キヤノン株式会社 画像処理装置および画像処理方法
EP4415343A1 (en) 2023-02-08 2024-08-14 Koninklijke Philips N.V. Hdr out of gamut adjusted tone mapping

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US20210241055A1 (en) 2021-08-05
EP3860104A1 (en) 2021-08-04
CN113205460A (zh) 2021-08-03
KR20210098377A (ko) 2021-08-10
US12067304B2 (en) 2024-08-20
JP2021124766A (ja) 2021-08-30
CN113205460B (zh) 2025-02-11

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