JP2000182043A - Method, device for processing image and recording medium - Google Patents

Method, device for processing image and recording medium

Info

Publication number
JP2000182043A
JP2000182043A JP10355786A JP35578698A JP2000182043A JP 2000182043 A JP2000182043 A JP 2000182043A JP 10355786 A JP10355786 A JP 10355786A JP 35578698 A JP35578698 A JP 35578698A JP 2000182043 A JP2000182043 A JP 2000182043A
Authority
JP
Japan
Prior art keywords
image data
image
color
color conversion
processing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP10355786A
Other languages
Japanese (ja)
Inventor
Kazuhiko Takemura
和彦 竹村
Original Assignee
Fuji Photo Film Co Ltd
富士写真フイルム株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fuji Photo Film Co Ltd, 富士写真フイルム株式会社 filed Critical Fuji Photo Film Co Ltd
Priority to JP10355786A priority Critical patent/JP2000182043A/en
Publication of JP2000182043A publication Critical patent/JP2000182043A/en
Pending legal-status Critical Current

Links

Abstract

PROBLEM TO BE SOLVED: To perform a color conversion processing for image data so that a desired object becomes a desirable color. SOLUTION: The image data S0 acquired by a digital camera 1 is inputted in an image processing means 2. A face area of a man is extracted from an image to be expressed by the image data S0 by a face extracting means 5 in the image processing means 2. The color conversion processing is performed so that skin color in the face area shows a predetermined target chromaticity value and processed image data S1 is obtained in a color conversion processing means 6. The processed image data S1 is reproduced in a reproducing means 3.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an image processing method and apparatus for performing color conversion processing on digital image data, and a computer-readable recording medium storing a program for causing a computer to execute the image processing method. It is.

[0002]

2. Description of the Related Art In the case of producing a color print from digital image data obtained by reading an image recorded on a photographic negative film or a reversal film by a scanner or the like, or digital image data obtained by a digital camera, The digital image data is subjected to a color conversion process to correct the color balance so as to give the same impression as the scene at the time of shooting, and a print image is created. For this reason, the light source at the time of shooting is estimated from the image obtained by shooting, or the color balance of the entire image is estimated, and color conversion processing is performed so that the achromatic color becomes an appropriate achromatic color. Make sure the color balance is appropriate.

[0003]

However, if the color conversion processing is performed so that the achromatic color in the image becomes an appropriate achromatic color, the color of the entire image obtained by photographing may be uneven. In the case where a person is in the shade, it is often impossible to perform the color conversion process so that a desired subject such as a person has a desirable color.

The present invention has been made in view of the above circumstances, and provides an image processing method, apparatus, and image processing method capable of performing color conversion processing on digital image data so that a desired subject has a preferable color. It is an object of the present invention to provide a computer-readable recording medium on which a program for causing a computer to execute the above is recorded.

[0005]

An image processing method according to the present invention is an image processing method for performing image processing on digital image data, wherein a desired subject extracted from an image represented by the digital image data is provided. A color conversion process is performed on the entire image represented by the digital image data so as to obtain a desired color to obtain processed image data.

Here, the "desired subject extracted from the image represented by the digital image data" may be one extracted by a manual operation by an operator, and the desired subject is automatically recognized. Alternatively, it may be extracted by a method of extracting.

In the image processing method according to the present invention, it is preferable that a chromaticity value of the desired subject is obtained, and the color conversion processing is performed so that the chromaticity value becomes a target chromaticity value.

Here, the target chromaticity value may be a predetermined value, and may be changed in accordance with the color temperature of an observation light source for observing a reproduced image obtained by reproducing the processed image data. May be used.

In the image processing method according to the present invention, it is preferable that the desired subject is a human face.

An image processing apparatus according to the present invention is an image processing apparatus for performing image processing on digital image data, comprising: extracting means for extracting a desired subject in an image represented by the digital image data; Color conversion processing means for performing color conversion processing on the entire image represented by the digital image data to obtain processed image data so that the subject to be reproduced has a desired color. It is.

In the image processing apparatus according to the present invention, the color conversion processing means includes means for obtaining the chromaticity value of the desired subject, and the color conversion processing means for setting the chromaticity value to a target chromaticity value. It is preferable to include means for performing a conversion process.

In this case, the color conversion processing means is means for changing the target chromaticity value according to a color temperature of an observation light source for observing a reproduced image obtained by reproducing the processed image data. Is preferred.

It is preferable that the desired subject is a person's face.

The image processing method according to the present invention may be provided as a program for causing a computer to execute the method by recording the program on a computer-readable recording medium.

[0015]

According to the present invention, the entire digital image data is subjected to color conversion processing so that the color of the desired subject contained in the image represented by the digital image data becomes the desired color. Therefore, compared with the case where the color conversion processing is performed so that the achromatic color in the image becomes an appropriate achromatic color, it is possible to obtain processed image data that can reproduce a desired subject so as to have a desired color. Can be.

In the case where the color conversion processing is performed so that the chromaticity value of a desired subject becomes the target chromaticity value, an observation at the time of observing a reproduced image obtained by reproducing the processed image data is performed. By changing the target chromaticity value in accordance with the color temperature of the light source, processed image data that can reproduce an image in which the color of the desired subject becomes an appropriate color regardless of the observation light source of the reproduced image is obtained. Obtainable.

Further, by setting the desired subject to be a person's face, it is possible to perform color conversion processing so that the skin color of the person's face becomes the desired color. It can be reproduced to a desired color.

[0018]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a schematic block diagram showing the configuration of a printing system having an image processing apparatus according to a first embodiment of the present invention. As shown in FIG. 1, the printing system includes an image processing unit 2 that performs image processing on digital image data S0 acquired by a digital camera 1 to obtain processed image data S1. The reproducing means 3 reproduces the processed image data S1 as a hard copy such as a print or a soft copy on a CRT monitor or the like. Note that the image data S0 may be data obtained by reading an image recorded on a negative film or a positive film with a scanner or the like.

The image processing means 2 includes a face extracting means 5 for extracting an area corresponding to a human face from an image represented by the image data S0, and a face area image data S0 extracted by the face extracting means 5. Color conversion processing means 6 for performing color conversion processing on the entire image data S0 based on the image data S0.

Next, the operation of this embodiment will be described. FIG. 2 is a flowchart illustrating processing performed in the print system according to the present embodiment. First, the image data S0 obtained by the digital camera 1 is input to the face extracting means 5 of the image processing means 2, and a face area is extracted (step S1). As a specific method of extracting the face region, for example, a method described in JP-A-8-122944 or JP-A-5-100328 can be used.

In the method described in Japanese Patent Application Laid-Open No. 8-122944, an image is divided into a plurality of regions, a non-human region is excluded, and a shape pattern representing the contour of the head of a person is detected. And a shape pattern representing the outline of the face of the person, a shape pattern representing the internal structure of the face, and a shape pattern representing the contour of the torso of the person, respectively. Is determined, and a face region is extracted by determining a region having the highest accuracy, which is a region corresponding to the face of a person.

According to the method described in Japanese Patent Application Laid-Open No. Hei 5-100328, an image is divided into a plurality of regions, photometry is performed, data obtained by photometry is converted into hue and saturation, and a two-dimensional histogram of these is created. At the same time, this histogram is decomposed for each single-peak mountain, and it is determined which pixel each pixel of the image belongs to, and the pixels are decomposed into a group corresponding to the divided mountain, and the image is decomposed for each group. The face candidate area is extracted by division, and the image size of the extracted area is compared with the image size obtained from the main image size information, and the area that matches the most is extracted as the face area.

Next, the color conversion processing means 6 performs a color conversion processing on the entire image data S0 based on the image data S0 of the face area extracted by the face extraction means 5 (step S2). . Hereinafter, this color conversion processing will be described. In the present embodiment, the skin color, which is the color of the face area, is set to a predetermined target chromaticity value u0, v0 (197).
6CIE) is subjected to color conversion processing on the entire image data S0. First, the average value Rm, Gm, Bm of the RGB values (exact numerical values) of each pixel in the face area extracted by the face extracting means 5 is obtained. next,
The target chromaticity values u0, v0 of the predetermined skin color are calculated by the following equations (1) and (2) according to CIE1931Sx0, S
y0 and tristimulus values X0, Y0, Z0.

Sx0 = 9.0 × u0 (6.0 × u0-16.0 × v0 + 12.0) Sy0 = 4.0 × v0 (6.0 × u0-16.0 × v0 + 12.0) (1) X0 = Sx0 / Sy0 Y0 = Y (2) Z0 = (1.0−Sx0−Sy0) / Sy0, where Y = 0.21Rm + 0.72Gm + 0.07Bm Next, the tristimulus values X0, Y obtained by the above equation (2)
The target value R of the skin color is obtained from 0 and Z0 by the following equation (3).
0, G0, B0 are obtained.

R0 3.2410 -1.5374 -0.4986 X0 G0 = -0.9692 1.8760 0.0416 Y0 (3) B0 0.0556 -0.2040 1.0570 Z0 Then, from the target values R0, G0, B0, the coefficient k1, Set k2.

K1 = (G0 / B0) / (G / B) k2 = (R0 / G0) / (R / G) (4) Then, using the coefficients k1 and k2 obtained in this way, an image The RGB values Ri, Gi, Bi of all the pixels in the image represented by the data S0 are expressed by the following equation (5).
And processed pixel values Ri ′, Gi ′, B
i 'is obtained.

Ri ′ = (1 / k2) · (R0 / G0) · Gi Gi ′ = Gi (5) Bi ′ = k1 · (B0 / G0) · Gi and the processed pixel values Ri ′ and Gi ′ , Bi 'are processed image data S1 and input to the reproducing means 3 to be reproduced as a CRT monitor or a print image (step S3).

As described above, according to the present embodiment, the image data S0 is set so that the skin color of the face area included in the image represented by the image data S0 has the predetermined target chromaticity value.
Color conversion processing is performed on the entire image, so that the desired subject can be compared with the conventional color conversion processing method that performs the color conversion processing so that the achromatic color in the image becomes an appropriate achromatic color. The processed image data S1 that can be reproduced so as to have the color of

Next, a second embodiment of the present invention will be described. In the first embodiment, the color conversion processing unit 6 performs the color conversion processing based on the RGB ratio, but in the second embodiment, the color conversion processing is performed using the color adaptation conversion. is there. Note that in the second embodiment, the same processing as in the first embodiment is performed up to the extraction of the face area, and thus detailed description is omitted. First, the pixel values R, G, and B of each pixel in the image represented by the image data S0 are converted into the CIE1976 tristimulus values X, Y, Z and the physiological primary color L based on the following equations (6) and (7). , M, S.

X RY = | A | · G (6) ZB L0 X0 M0 = | B | · Y0 (7) S0 Z0 Here, the matrix | A | is the tristimulus value R, G, B. A matrix for converting into stimulus values X, Y, Z;
For example, the following values can be used.

0.4124 0.3576 0.1805 | A | = 0.2126 0.7152 0.0722 (8) 0.0193 0.1192 0.9505 The matrix | B | is a matrix for converting the tristimulus values X, Y, and Z into physiological primary colors L, M, and S. Yes, for example, the following values can be used.

0.3897 0.6890 -0.0787 | B | = -0.2298 1.1834 0.0464 (9) 0 0 1.0 Note that instead of the matrices | A | and | B |, the tristimulus values X, Y, Z and physiological primary colors are obtained by a look-up table. L, M, and S may be obtained.

Next, the average value Lm, of the physiological primary colors L, M, S in the entire image represented by the following image data S0,
Mm, Sm and average values Lsm, Msm, Ss of physiological primary colors L, M, S of the face region extracted by the face extraction means 5
Find m.

Then, the following equations (10) and (11)
The target skin chromaticity values u0, v0 of the predetermined skin color are calculated by CIE1931Sx0, Sy0 and tristimulus values X0, Y.
In addition to the conversion into 0, Z0, the conversion into the physiological primary colors L0, M0, S0 is performed by the equation (12).

Sx0 = 9.0 × u0 (6.0 × u0-16.0 × v0 + 12.0) Sy0 = 4.0 × v0 (6.0 × u0-16.0 × v0 + 12.0) (10) X0 = Sx0 / Sy0 Y0 = Ym (11) Z0 = (1.0−Sx0−Sy0) / Sy0 L0 X0 M0 = | B | · Y0 (12) S0 Z0 Here, under the environment for observing the reproduced image obtained by reproducing the processed image data S1, that is, the observation light source Let Lv, Mv, and Sv be the adaptation whites, and find the adaptation coefficient a for the skin color to become the target skin color by solving the following equation (13) for a.

L0 Lsm M0 = | C | · Msm (13) S0 Ssm where (a · Lv + (1−a) · Lsm) / Lsm 0 0 | C | = 0 (a · Mv + (1-a) · Msm) / Msm 0 00 (a · Sv + (1−a) · Ssm) / Ssm Using the adaptation coefficient a thus obtained, the physiological primary colors Li and Mi of each pixel are obtained by the following equation (14). , Si to obtain processed physiological primary colors Li ', Mi', Si '.

Li ′ Li Mi ′ = | C | · Mi (14) Si ′ Si And the physiological primary colors Li ′, M thus obtained
By solving i ′ and Si ′ by reversing equations (6) and (7), processed pixel values Ri ′, Gi ′ and Bi ′ are obtained.

The processed pixel values Ri ', G
i 'and Bi' are input to the reproducing means 3 as processed image data S1 and reproduced.

Note that, in the first and second embodiments, the face extracting means 5 uses the method disclosed in
Although the face area is extracted by the method described in No. 44 or the like, the operator may manually extract the face area after displaying the image data S0 on the monitor.

In each of the above embodiments, the target chromaticity value of the flesh color is determined in advance.
Any value may be input. Further, the target chromaticity value may be changed according to the observation light source for observing the reproduced image. This means that, for example, in the relationship between the chromaticity values uv as shown in FIG. 3, the chromaticity values u0, v0 according to the color temperature of the observation light source.
Should be set. For example, CRT, low color temperature C
When observing the reproduced image under the RT, daylight or tungsten light source, 10000K and 65K in FIG.
The chromaticity values existing in the area of 00K, 5000K or 2800K may be used as the target chromaticity values u0, v0.

Further, in each of the above embodiments, the face area is extracted and the color conversion processing is performed so that the skin color of the face area becomes the target chromaticity value. It is also possible to extract a region where a desired subject such as green or blue is present so that the color can be reproduced to a desired color, and perform a color conversion process so that the color of this region becomes a target chromaticity value. Good.

Further, in each of the above embodiments,
The image processing is performed on the image data S0 obtained by the digital camera 1, but the image processing is similarly performed on the image data read by a scanner or the like, so that a desired subject becomes desired. It is possible to obtain processed image data capable of reproducing a color image.

[Brief description of the drawings]

FIG. 1 is a schematic block diagram illustrating a configuration of a print system to which an image processing apparatus according to an embodiment of the present invention is applied.

FIG. 2 is a flowchart illustrating processing performed in an embodiment of the present invention.

FIG. 3 is a graph showing an area of a color temperature according to an observation light source of a reproduced image.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Digital camera 2 Image processing means 3 Reproduction means 5 Face extraction means 6 Color conversion processing means

 ──────────────────────────────────────────────────続 き Continued on the front page F-term (reference) PA03 5L096 AA02 AA06 BA07 BA12 CA02 CA14 EA31 EA35 FA15 FA43 FA45

Claims (12)

[Claims]
1. An image processing method for performing image processing on digital image data, wherein the digital image data is processed so that a desired subject extracted from an image represented by the digital image data has a desired color. An image processing method characterized by performing a color conversion process on the entire image represented by the formula (1) to obtain processed image data.
2. The image processing method according to claim 1, wherein a chromaticity value of the desired subject is obtained, and the color conversion processing is performed so that the chromaticity value becomes a target chromaticity value.
3. The image according to claim 2, wherein the target chromaticity value is changed according to a color temperature of an observation light source for observing a reproduced image obtained by reproducing the processed image data. Processing method.
4. The image processing method according to claim 1, wherein the desired subject is a human face.
5. An image processing apparatus for performing image processing on digital image data, comprising: extracting means for extracting a desired subject in an image represented by the digital image data; An image processing apparatus comprising: color conversion processing means for performing color conversion processing on the entire image represented by the digital image data to obtain processed image data.
6. The color conversion processing means includes: means for obtaining a chromaticity value of the desired subject; and means for performing the color conversion processing so that the chromaticity value becomes a target chromaticity value. The image processing apparatus according to claim 5, wherein:
7. The color conversion processing means for changing the target chromaticity value according to a color temperature of an observation light source for observing a reproduced image obtained by reproducing the processed image data. The image processing apparatus according to claim 6, wherein:
8. The image processing apparatus according to claim 5, wherein the desired subject is a human face.
9. A computer-readable recording medium having recorded thereon a program for causing a computer to execute an image processing method for performing image processing on digital image data, wherein the program is an image represented by the digital image data. Extracting a desired subject, and performing color conversion processing on the entire image represented by the digital image data to obtain processed image data so that the desired subject has a desired color. And a computer-readable recording medium.
10. The step of performing the color conversion processing includes: a step of obtaining a chromaticity value of the desired subject; and a step of performing the color conversion processing so that the chromaticity value becomes a target chromaticity value. 10. The computer-readable recording medium according to claim 9, comprising:
11. The step of performing the color conversion processing is a step of changing the target chromaticity value according to a color temperature of an observation light source for observing a reproduced image obtained by reproducing the processed image data. The computer-readable recording medium according to claim 10, wherein:
12. The computer-readable recording medium according to claim 9, wherein the desired subject is a human face.
JP10355786A 1998-12-15 1998-12-15 Method, device for processing image and recording medium Pending JP2000182043A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10355786A JP2000182043A (en) 1998-12-15 1998-12-15 Method, device for processing image and recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10355786A JP2000182043A (en) 1998-12-15 1998-12-15 Method, device for processing image and recording medium

Publications (1)

Publication Number Publication Date
JP2000182043A true JP2000182043A (en) 2000-06-30

Family

ID=18445751

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10355786A Pending JP2000182043A (en) 1998-12-15 1998-12-15 Method, device for processing image and recording medium

Country Status (1)

Country Link
JP (1) JP2000182043A (en)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006229930A (en) * 2005-01-18 2006-08-31 Fuji Photo Film Co Ltd Image correction apparatus, method and program
JP2006318276A (en) * 2005-05-13 2006-11-24 Noritsu Koki Co Ltd Color correction processing method and color correction processing module using it
JP2007124604A (en) * 2005-09-29 2007-05-17 Fujifilm Corp Image processing apparatus and processing method therefor
JP2008033620A (en) * 2006-07-28 2008-02-14 Seiko Epson Corp Image processor, image processing method, and image processing program
US7356190B2 (en) 2002-07-02 2008-04-08 Canon Kabushiki Kaisha Image area extraction method, image reconstruction method using the extraction result and apparatus thereof
US7630630B2 (en) 2005-09-29 2009-12-08 Fujifilm Corporation Person image correction apparatus, method, and program
US7663788B2 (en) 2004-06-29 2010-02-16 Fujifilm Corporation Image correcting apparatus and method, and image correction program
US7881504B2 (en) 2005-09-21 2011-02-01 Fujifilm Corporation Person image correcting apparatus and method
US7936919B2 (en) 2005-01-18 2011-05-03 Fujifilm Corporation Correction of color balance of face images depending upon whether image is color or monochrome
US7945113B2 (en) 2006-02-22 2011-05-17 Seiko Epson Corporation Enhancement of image data based on plural image parameters
US8068162B2 (en) 2002-02-01 2011-11-29 Eastman Kodak Company System and method of processing a digital image for user assessment of an output image product
US8494265B2 (en) 2007-10-26 2013-07-23 Nec Corporation Image correction method, image correction device, and program

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8599299B2 (en) 2002-02-01 2013-12-03 Intellectual Ventures Fund 83 Llc System and method of processing a digital image for user assessment of an output image product
US8068162B2 (en) 2002-02-01 2011-11-29 Eastman Kodak Company System and method of processing a digital image for user assessment of an output image product
US7356190B2 (en) 2002-07-02 2008-04-08 Canon Kabushiki Kaisha Image area extraction method, image reconstruction method using the extraction result and apparatus thereof
US7542615B2 (en) 2002-07-02 2009-06-02 Canon Kabushiki Kaisha Image area extraction method, image reconstruction method using the extraction result and apparatus thereof
US7663788B2 (en) 2004-06-29 2010-02-16 Fujifilm Corporation Image correcting apparatus and method, and image correction program
US8135215B2 (en) 2005-01-18 2012-03-13 Fujifilm Corporation Correction of color balance of face images
US7936919B2 (en) 2005-01-18 2011-05-03 Fujifilm Corporation Correction of color balance of face images depending upon whether image is color or monochrome
JP4594225B2 (en) * 2005-01-18 2010-12-08 富士フイルム株式会社 Image correction apparatus and method, and image correction program
JP2006229930A (en) * 2005-01-18 2006-08-31 Fuji Photo Film Co Ltd Image correction apparatus, method and program
JP2006318276A (en) * 2005-05-13 2006-11-24 Noritsu Koki Co Ltd Color correction processing method and color correction processing module using it
JP4731202B2 (en) * 2005-05-13 2011-07-20 Nkワークス株式会社 Color correction processing method and color correction processing apparatus using the same
US7881504B2 (en) 2005-09-21 2011-02-01 Fujifilm Corporation Person image correcting apparatus and method
JP2007124604A (en) * 2005-09-29 2007-05-17 Fujifilm Corp Image processing apparatus and processing method therefor
US7630630B2 (en) 2005-09-29 2009-12-08 Fujifilm Corporation Person image correction apparatus, method, and program
US7945113B2 (en) 2006-02-22 2011-05-17 Seiko Epson Corporation Enhancement of image data based on plural image parameters
JP2008033620A (en) * 2006-07-28 2008-02-14 Seiko Epson Corp Image processor, image processing method, and image processing program
US8494265B2 (en) 2007-10-26 2013-07-23 Nec Corporation Image correction method, image correction device, and program

Similar Documents

Publication Publication Date Title
US8135215B2 (en) Correction of color balance of face images
US7266239B2 (en) Method and apparatus for processing image data, storage medium and program
JP4375781B2 (en) Image processing apparatus, image processing method, program, and recording medium
US6975437B2 (en) Method, apparatus and recording medium for color correction
US6243133B1 (en) Method for automatic scene balance of digital images
JP4065482B2 (en) Image data processing method, apparatus, storage medium, and program
US7212687B2 (en) Method and apparatus for processing information
US5296945A (en) Video ID photo printing apparatus and complexion converting apparatus
US7668365B2 (en) Determination of main object on image and improvement of image quality according to main object
EP1432237B1 (en) Image processing device, electronic camera, and image processing program
US7580169B2 (en) Image processing apparatus and its method
US7428021B2 (en) Image processing method, recording medium and apparatus for performing color adjustment to image data using a brightness component, a low-frequency brightness component, and first and second parameters
JP4344925B2 (en) Image processing apparatus, image processing method, and printing system
US7551205B2 (en) Image processing method, image processing system, image processing apparatus and image processing program
US4384336A (en) Method and apparatus for lightness imaging
EP2025176B1 (en) Converting a colorimetric transform from an input color space to an output color space
EP1592227B1 (en) Apparatus and method for determining an image processing parameter from image data at a user-selected image position
US4852184A (en) Method and system for spectacles frame image processing and recording
US7747074B2 (en) Selection of decorative picture suitable for input picture
EP2060107B1 (en) Color correction method
US7046400B2 (en) Adjusting the color, brightness, and tone scale of rendered digital images
EP1237379A2 (en) Image processing for digital cinema
US20050185200A1 (en) Systems, methods, and computer program products for converting between color gamuts associated with different image processing devices
US7453598B2 (en) Image processing method and apparatus, and color conversion table generation method and apparatus
US7312824B2 (en) Image-capturing apparatus, image processing apparatus and image recording apparatus

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20040305

A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A712

Effective date: 20061129

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20070213

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20070227

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070501

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20070605

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070727

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20070918

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20071113

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20071218

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080218

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20080318

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080519

A911 Transfer of reconsideration by examiner before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20080707

A912 Removal of reconsideration by examiner before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A912

Effective date: 20080725