JP2012044421A5 - - Google Patents
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- JP2012044421A5 JP2012044421A5 JP2010183393A JP2010183393A JP2012044421A5 JP 2012044421 A5 JP2012044421 A5 JP 2012044421A5 JP 2010183393 A JP2010183393 A JP 2010183393A JP 2010183393 A JP2010183393 A JP 2010183393A JP 2012044421 A5 JP2012044421 A5 JP 2012044421A5
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本発明は、ユーザの観察照明環境を示す情報を取得し、当該観察照明環境の情報をソフトプルーフ処理に反映することを目的とする。 An object of the present invention is to acquire information indicating the observation illumination environment of the user and reflect the information of the observation illumination environment in the soft proof process.
上記目的を達成するための一手段として、本発明は以下の構成を備える。 As a means for achieving the above object, the present invention comprises the following arrangement.
本発明にかかる画像処理は、メディアの変角反射特性を保持する第一の保持手段と、複数種類の観察照明それぞれの、平面上での強度分布を照明画像データとして保持する第二の保持手段と、前記メディアに複数色が印刷されたサンプル印刷物をサンプル照明によって照明した場合の正反射光の測色値を、前記複数色の各色の光沢成分として保持する第三の保持手段と、前記サンプル印刷物を前記サンプル照明によって照明した場合の拡散反射光の測色値を、前記複数色の各色の拡散成分として保持する第四の保持手段とを有し、観察照明下における印刷物の画像をモニタ上で再現するソフトプルーフ処理を行う画像処理装置において、印刷物の観察照明の設置状態を示す設置情報と発光状態を示す発光情報を取得し、前記第二の保持手段が保持する照明画像データから前記設置情報に応じた照明画像データを選択し、前記選択された照明画像データに、前記印刷物のメディアの変角反射特性に応じたフィルタ処理を施して、ボケ画像データを生成し、前記第三の保持手段が保持する光沢成分および前記第四の保持手段が保持する拡散成分を、前記発光情報に応じて補正し、補正後の光沢成分と拡散成分、および、前記ボケ画像データを用いて、プルーフ対象画像の画素ごとにプルーフ色を算出する。 The image processing according to the present invention includes a first holding unit that holds a variable reflection characteristic of a medium, and a second holding unit that holds, as illumination image data, an intensity distribution on a plane of each of a plurality of types of observation illumination. And third holding means for holding the colorimetric values of specularly reflected light when the sample printed matter having a plurality of colors printed on the medium is illuminated by sample illumination, as the gloss component of each color of the plurality of colors, and the sample A fourth holding means for holding the colorimetric value of the diffuse reflected light when the printed matter is illuminated by the sample illumination as a diffusion component of each of the plurality of colors, and an image of the printed matter under the observation illumination is displayed on the monitor In the image processing apparatus that performs the soft proof process reproduced in step (b), the installation information indicating the installation state of the observation illumination of the printed matter and the light emission information indicating the light emission state are acquired, and the second holding means Illumination image data corresponding to the installation information is selected from the illumination image data held, and the selected illumination image data is subjected to filter processing according to the variable reflection characteristics of the medium of the printed matter, thereby obtaining blurred image data. The gloss component that is generated and held by the third holding unit and the diffusion component that is held by the fourth holding unit are corrected according to the light emission information, and the corrected gloss component, diffusion component, and blur are corrected. A proof color is calculated for each pixel of the proof target image using the image data .
本発明によれば、ユーザの観察照明環境を示す情報を取得し、当該観察照明環境の情報をソフトプルーフ処理に反映する。従って、ユーザの観察照明下における印刷物の画像をモニタ上に高精度に再現することができる。 According to the present invention, information indicating the observation illumination environment of the user is acquired, and the information of the observation illumination environment is reflected in the soft proof process . Therefore, Ru can be reproduced with high precision image of the printed matter on a monitor in the observation under illumination of the user.
Claims (12)
メディアの変角反射特性を保持する第一の保持手段と、
複数種類の観察照明それぞれの、平面上での強度分布を照明画像データとして保持する第二の保持手段と、
前記メディアに複数色が印刷されたサンプル印刷物をサンプル照明によって照明した場合の正反射光の測色値を、前記複数色の各色の光沢成分として保持する第三の保持手段と、
前記サンプル印刷物を前記サンプル照明によって照明した場合の拡散反射光の測色値を、前記複数色の各色の拡散成分として保持する第四の保持手段と、
印刷物の観察照明の設置状態を示す設置情報と発光状態を示す発光情報を取得する取得手段と、
前記第二の保持手段が保持する照明画像データから前記設置情報に応じた照明画像データを選択する選択手段と、
前記選択された照明画像データに、前記印刷物のメディアの変角反射特性に応じたフィルタ処理を施して、ボケ画像データを生成する生成手段と、
前記第三の保持手段が保持する光沢成分および前記第四の保持手段が保持する拡散成分を、前記発光情報に応じて補正する補正手段と、
前記補正後の光沢成分と拡散成分、および、前記ボケ画像データを用いて、プルーフ対象画像の画素ごとにプルーフ色を算出する算出手段とを有する画像処理装置。 An image processing apparatus for performing a soft proof process for reproducing an image of a printed matter under observation illumination on a monitor,
A first holding means for holding the variable reflection characteristics of the media;
A second holding means for holding the intensity distribution on the plane of each of the plurality of types of observation illumination as illumination image data;
A third holding means for holding a sample printed material more colors printed on the media colorimetric values of the specular reflected light when illuminated by the sample illumination, as each color glossy component of the plurality of colors,
A fourth holding means for holding the sample prints the colorimetric value of the diffuse reflection light when illuminated by the sample illumination, as each color diffusing component of the plurality of colors,
An acquisition unit for acquiring installation information indicating an installation state of observation illumination of printed matter and light emission information indicating a light emission state;
Selection means for selecting illumination image data corresponding to the installation information from illumination image data held by the second holding means;
Wherein the selected illuminated image data, and facilities the filtering process corresponding to the variable angle reflection characteristics of the media of the printed material, a generation unit configured to generate a blurred image data,
And correcting means for correcting in accordance with the third gloss and diffuse components of the fourth holding means for holding the holding means for holding the said luminous information,
An image processing apparatus, comprising: a calculating unit that calculates a proof color for each pixel of a proof target image using the corrected glossy component and diffusion component , and the blurred image data.
前記補正手段は、前記第三の保持手段が保持する光沢成分および前記第四の保持手段が保持する拡散成分を、前記色温度が示す白色点に応じて補正する請求項1から請求項5の何れか一項に記載の画像処理装置。 The acquisition means acquires a color temperature of the observation illumination as the light emission information in response to a user instruction ,
It said correction means, wherein the third gloss and diffuse components of the fourth holding means for holding the holding means for holding a claim from claim 1, wherein the color temperature is corrected in accordance with the shown to white point 5 The image processing apparatus according to any one of the above.
前記補正手段は、前記第三の保持手段が保持する光沢成分および前記第四の保持手段が保持する拡散成分を、前記照度に応じて補正することを特徴とする請求項1から請求項5の何れか一項に記載の画像処理装置。 The acquisition means acquires the illuminance on the printed matter as the light emission information according to a user instruction ,
Wherein the correction means, the diffuse component of the third holding means for holding the glossy component and the fourth holding means for holding, from claim 1, characterized in that the correction depending on the illuminance of claim 5 The image processing apparatus according to any one of the above.
前記算出手段によって生成されるプルーフ画像に前記凹凸データを合成する手段とを有する請求項1から請求項7の何れか一項に記載の画像処理装置。 Means for acquiring unevenness data indicating the surface unevenness of the media;
The image processing apparatus according to any one of claims 1 to 7 and a means for combining the unevenness data on the proof image that will be generated by the calculating means.
前記モニタに表示されたプルーフ画像に対する回転指示を入力する手段とを有し、
前記算出手段は、前記回転指示に応じて、前記プルーフ対象画像の画素に対応する前記ボケ画像データの画素位置を変更して前記プルーフ画像を再生成する請求項1から請求項8の何れか一項に記載の画像処理装置。 Means for displaying on a monitor a proof image generated by the calculating means or a proof image obtained by combining the unevenness data ;
And means for inputting the rotation instruction to pair the proof image displayed on the monitor,
Said calculation means, in response to said rotation instruction, any one of the proof target the corresponding pixel of the image blurred image according to claim 1 to claim 8 pixel position of the data by changing regenerating the proof image The image processing apparatus according to item.
メディアの変角反射特性を保持する第一の保持手段と、
複数種類の観察照明それぞれの、平面上での強度分布を照明画像データとして保持する第二の保持手段と、
前記メディアに複数色が印刷されたサンプル印刷物をサンプル照明によって照明した場合の正反射光の測色値を、前記複数色の各色の光沢成分として保持する第三の保持手段と、
前記サンプル印刷物を前記サンプル照明によって照明した場合の拡散反射光の測色値を、前記複数色の各色の拡散成分として保持する第四の保持手段と、
印刷物の観察照明を撮影した照明画像データを入力する入力手段と、
前記照明画像データのサイズをその撮影情報に応じて補正するサイズ補正手段と、
前記補正後の照明画像データに、前記印刷物のメディアの変角反射特性に応じたフィルタ処理を施して、ボケ画像データを生成する生成手段と、
前記第三の保持手段が保持する光沢成分および前記第四の保持手段が保持する拡散成分を、前記撮影情報から取得される前記観察照明の発光情報に応じて補正する補正手段と、
前記補正後の光沢成分と拡散成分、および、前記ボケ画像データを用いて、プルーフ対象画像の画素ごとにプルーフ色を算出する算出手段とを有する画像処理装置。 An image processing apparatus for performing a soft proof process for reproducing an image of a printed matter under observation illumination on a monitor,
A first holding means for holding the variable reflection characteristics of the media;
A second holding means for holding the intensity distribution on the plane of each of the plurality of types of observation illumination as illumination image data;
A third holding means for holding a sample printed material more colors printed on the media colorimetric values of the specular reflected light when illuminated by the sample illumination, as each color glossy component of the plurality of colors,
A fourth holding means for holding the sample prints the colorimetric value of the diffuse reflection light when illuminated by the sample illumination, as each color diffusing component of the plurality of colors,
Input means for inputting illumination image data obtained by photographing observation illumination of a printed matter ;
Size correction means for correcting the size of the illumination image data according to the shooting information;
Wherein the illumination image data after correction, and facilities filtering in accordance with the variable angle reflection characteristics of the media of the printed material, a generation unit configured to generate a blurred image data,
And correcting means for correcting in accordance with the third gloss and diffuse components of the fourth holding means for holding the holding means for holding the light-emitting information of the observation illumination to be obtained from the imaging information,
An image processing apparatus, comprising: a calculating unit that calculates a proof color for each pixel of a proof target image using the corrected glossy component and diffusion component , and the blurred image data.
複数種類の観察照明それぞれの、平面上での強度分布を照明画像データとして保持する第二の保持手段と、
前記メディアに複数色が印刷されたサンプル印刷物をサンプル照明によって照明した場合の正反射光の測色値を、前記複数色の各色の光沢成分として保持する第三の保持手段と、
前記サンプル印刷物を前記サンプル照明によって照明した場合の拡散反射光の測色値を、前記複数色の各色の拡散成分として保持する第四の保持手段とを有し、
観察照明下における印刷物の画像をモニタ上で再現するソフトプルーフ処理を行う画像処理装置の画像処理方法であって、
印刷物の観察照明の設置状態を示す設置情報と発光状態を示す発光情報を取得し、
前記第二の保持手段が保持する照明画像データから前記設置情報に応じた照明画像データを選択し、
前記選択された照明画像データに、前記印刷物のメディアの変角反射特性に応じたフィルタ処理を施して、ボケ画像データを生成し、
前記第三の保持手段が保持する光沢成分および前記第四の保持手段が保持する拡散成分を、前記発光情報に応じて補正し、
補正後の光沢成分と拡散成分、および、前記ボケ画像データを用いて、プルーフ対象画像の画素ごとにプルーフ色を算出することを特徴とする画像処理方法。 A first holding means for holding a variable angle reflection characteristics of the media,
A second holding means for holding a plurality kinds of observation illumination, the intensity distribution on the plane as the illumination image data,
A third holding means for holding the colorimetric values of the specular reflection light when illuminating the sample printed material more colors printed on the media by the sample illumination, as each color glossy component of the plurality of colors,
A fourth holding unit that holds the colorimetric value of the diffuse reflected light when the sample printed material is illuminated by the sample illumination, as a diffusion component of each color of the plurality of colors ;
An image processing method of an image processing apparatus for performing a soft proof process for reproducing an image of a printed matter under observation illumination on a monitor,
Acquires emission information indicating the installation information indicating the installation state of the printed matter observation illumination light emission state,
Select illumination image data corresponding to the installation information from the illumination image data to which the second holding means for holding,
Wherein the selected illuminated image data, and facilities the filtering process corresponding to the variable angle reflection characteristics of the media of the printed material to generate blurred image data,
The diffuse component of the glossy component and the fourth holding means said third holding means for holding held, corrected according to the light emitting information,
An image processing method, wherein a proof color is calculated for each pixel of a proof target image using the corrected gloss component and diffusion component , and the blurred image data.
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| JP6028527B2 (en) * | 2012-11-08 | 2016-11-16 | 株式会社リコー | Display processing apparatus, display processing method, and program |
| US9459820B2 (en) | 2012-11-08 | 2016-10-04 | Ricoh Company, Ltd. | Display processing apparatus, display processing method, and computer program product |
| JP2015045958A (en) * | 2013-08-27 | 2015-03-12 | 株式会社リコー | Display processing unit, display processing method, and program |
| JP6149460B2 (en) | 2013-03-29 | 2017-06-21 | 株式会社リコー | Image processing apparatus and image processing method |
| JP6231855B2 (en) * | 2013-11-08 | 2017-11-15 | キヤノン株式会社 | Image processing apparatus and image processing method |
| JP6314672B2 (en) | 2014-06-10 | 2018-04-25 | 株式会社リコー | Display processing apparatus, display processing method, and program |
| JP6369153B2 (en) * | 2014-06-10 | 2018-08-08 | 株式会社リコー | Display processing apparatus, display processing method, and program |
| JP6486096B2 (en) * | 2014-12-18 | 2019-03-20 | キヤノン株式会社 | Print data generation apparatus, print data generation method and program |
| JP6439531B2 (en) | 2015-03-24 | 2018-12-19 | 富士ゼロックス株式会社 | Color processing apparatus, color processing system, and program |
| JP6682350B2 (en) | 2016-05-18 | 2020-04-15 | キヤノン株式会社 | Information processing device, control device, information processing method, control method, and program |
| JP6894672B2 (en) | 2016-05-18 | 2021-06-30 | キヤノン株式会社 | Information processing equipment, information processing methods, programs |
| JP6740878B2 (en) * | 2016-11-28 | 2020-08-19 | 株式会社リコー | Image processing apparatus, image processing method, image processing program |
| JP6560726B2 (en) * | 2017-10-20 | 2019-08-14 | キヤノン株式会社 | Image processing apparatus and image processing method |
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| JP3183769B2 (en) * | 1994-02-23 | 2001-07-09 | 大日本スクリーン製造株式会社 | How to reproduce color prints |
| JP2000088650A (en) * | 1998-09-08 | 2000-03-31 | Dainippon Screen Mfg Co Ltd | Method and system of simulating color print |
| JP2002334119A (en) * | 2001-05-09 | 2002-11-22 | Matsushita Electric Works Ltd | Illumination simulation method using internet |
| JP4168748B2 (en) * | 2002-12-20 | 2008-10-22 | 富士ゼロックス株式会社 | Image processing apparatus, image processing program, and image processing method |
| JP5161812B2 (en) * | 2008-07-18 | 2013-03-13 | パナソニック株式会社 | Lighting simulator |
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