JP2004064112A5 - - Google Patents

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Publication number
JP2004064112A5
JP2004064112A5 JP2002215438A JP2002215438A JP2004064112A5 JP 2004064112 A5 JP2004064112 A5 JP 2004064112A5 JP 2002215438 A JP2002215438 A JP 2002215438A JP 2002215438 A JP2002215438 A JP 2002215438A JP 2004064112 A5 JP2004064112 A5 JP 2004064112A5
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JP
Japan
Prior art keywords
color
image output
output device
image
input
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JP2002215438A
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Japanese (ja)
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JP2004064112A (en
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Priority to JP2002215438A priority Critical patent/JP2004064112A/en
Priority claimed from JP2002215438A external-priority patent/JP2004064112A/en
Publication of JP2004064112A publication Critical patent/JP2004064112A/en
Publication of JP2004064112A5 publication Critical patent/JP2004064112A5/ja
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Claims (7)

画像出力装置の色再現特性を格納したプロファイルを作成する色処理装置であって、
前記画像出力装置へ色票の画像データを出力する出力手段と、
前記画像出力装置によって出力された画像の観察環境下における反射光を測光した測光値を入力する入力手段と、
入力される測光値と前記色票の画像データの対応関係を示す情報を生成する生成手段と、
前記情報に基づき、前記画像出力装置に供給するプロファイルを作成する作成手段とを有することを特徴とする色処理装置。A color processing device for creating a profile storing color reproduction characteristics of an image output device,
Output means for outputting color chart image data to the image output device;
Input means for inputting a photometric value obtained by measuring reflected light in an observation environment of an image output by the image output device;
Generating means for generating information indicating a correspondence relationship between the input photometric value and the image data of the color chart;
A color processing apparatus comprising: a creation unit configured to create a profile to be supplied to the image output apparatus based on the information. 前記情報は、入力色信号に対応する色票の画像データと、出力色信号に対応する前記測光値を対応付ける多次元ルックアップテーブルであることを特徴とする請求項1に記載された色処理装置。  2. The color processing apparatus according to claim 1, wherein the information is a multidimensional lookup table that associates image data of a color chart corresponding to an input color signal and the photometric value corresponding to an output color signal. . 前記測光値は、分光放射輝度値から算出された測色値であることを特徴とする請求項1または請求項2に記載された色処理装置。  3. The color processing apparatus according to claim 1, wherein the photometric value is a colorimetric value calculated from a spectral radiance value. 前記入力色信号は前記画像出力装置に依存しない色空間上の色信号であり、前記出力色信号は前記画像出力装置に依存する色空間上の色信号であることを特徴とする請求項3に記載された色処理装置。  4. The input color signal is a color signal on a color space independent of the image output device, and the output color signal is a color signal on a color space dependent on the image output device. The described color processing apparatus. 画像出力装置の色再現特性を格納したプロファイルを作成する色処理方法であって、
前記画像出力装置へ色票の画像データを出力し、
前記画像出力装置によって出力された画像の観察環境下における反射光を測光した測光値を入力し、
入力される測光値と前記色票の画像データの対応関係を示す情報を生成し、
前記情報に基づき、前記画像出力装置に供給するプロファイルを作成することを特徴とする色処理方法。A color processing method for creating a profile storing color reproduction characteristics of an image output device,
Output color chart image data to the image output device,
Input a photometric value obtained by measuring reflected light in the observation environment of the image output by the image output device,
Generate information indicating the correspondence between the input photometric value and the image data of the color chart,
A color processing method comprising: creating a profile to be supplied to the image output device based on the information. 画像処理装置を制御して、請求項5に記載された色処理を実行することを特徴とするプログラム。  6. A program for controlling an image processing device to execute color processing according to claim 5. 請求項6に記載されたプログラムが記録されたことを特徴とする記録媒体。  7. A recording medium on which the program according to claim 6 is recorded.
JP2002215438A 2002-07-24 2002-07-24 Color processing apparatus and method thereof Withdrawn JP2004064112A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002215438A JP2004064112A (en) 2002-07-24 2002-07-24 Color processing apparatus and method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002215438A JP2004064112A (en) 2002-07-24 2002-07-24 Color processing apparatus and method thereof

Publications (2)

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JP2004064112A JP2004064112A (en) 2004-02-26
JP2004064112A5 true JP2004064112A5 (en) 2005-10-27

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JP2002215438A Withdrawn JP2004064112A (en) 2002-07-24 2002-07-24 Color processing apparatus and method thereof

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5065204B2 (en) 2008-08-28 2012-10-31 キヤノン株式会社 Color measuring method, color measuring device and recording medium
JP4851580B2 (en) 2009-11-20 2012-01-11 シャープ株式会社 Image reading apparatus, image data output processing apparatus including the same, and image reading method
JP2012032340A (en) * 2010-08-02 2012-02-16 Canon Inc Color processing apparatus and method thereof

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