US7167205B2
Expired / Lapsed
US
⏱️ 0.0 years remaining
Image processing apparatus for print process of photographed image
Assignee: Canon Inc
•
Filing: 2002-09-04
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Granted: 2007-01-23
•
Expires: 2022-09-04
Abstract
Abstract An image processing method of performing various image correction processes to a photographed image and printing the photographed image comprises the steps of: inputting image information to which photographing condition information is added; analyzing the characteristic of the input image information; performing an image correction process of improving image quality to the photographed image on the basis of the characteristic of the analyzed image information; discriminating the photographing condition information added to the photographed image; and determining an image correction process to be performed in a step of performing the image correction process on the basis of the photographing condition information discriminated in the discriminating step, whereby it becomes possible to provide a high quality print-output result of reflecting the intention of a user at a time of photographing.
Inventors
- 👤 Yuji Akiyama
- 👤 Makoto Torigoe
- 👤 Manabu Yamazoe
- 👤 Ryosuke Iguchi
- 👤 Takashi Fujita
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:36
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/00127; H04N1/00132; H04N1/00167; H04N1/21; H04N1/2104; H04N1/2112; H04N1/2125; H04N1/32; H04N1/32101; H04N1/32106; H04N1/32122; H04N2201/00; H04N2201/32; H04N2201/3201; H04N2201/3212; H04N2201/3214; H04N2201/3222
Claims Analysis
Total Claims: 28
Claim 1
Independent Claim
181 words
An image processing method which performs various image correction processes to a photographed image and prints the photographed image, comprising the steps of: inputting image information to which photographing condition information is added; analyzing the characteristic of the input image information; performing an image correction process on the photographed image on the basis of the characteristic of the analyzed image information; discriminating the photographing condition information added to the photographed image; and determining an image correction process to be performed in a step of performing the image correction process on the basis of the photographing condition information discriminated in said discriminating step, wherein it is discriminated whether the photographing condition information regarding exposure of the photographed image is automatic exposure or manual exposure in said discriminating step, if it is discriminated that it is the automatic exposure, an image correction algorithm of performing an image correction process regarding brightness is selected, and if it is discriminated that it is the manual exposure, an image correction algorithm of not performing the image correction process regarding brightness is selected in said determining step.
Claim 2
Dependent Claim
181 words
An image processing method which performs various image correction processes to a photographed image and prints the photographed image, comprising the steps of: inputting image information to which photographing condition information is added; analyzing the characteristic of the input image information; performing an image correction process on the photographed image on the basis of the characteristic of the analyzed image information; discriminating the photographing condition information added to the photographed image; and determining an image correction process to be performed in a step of performing the image correction process on the basis of the photographing condition information discriminated in said discriminating step, wherein it is discriminated whether the photographing condition information regarding exposure of the photographed image is automatic exposure or manual exposure in said discriminating step, if it is discriminated that it is the automatic exposure, an image correction algorithm of performing an image correction process regarding brightness is selected, and if it is discriminated that it is the manual exposure, an image correction algorithm of not performing the image correction process regarding brightness is selected in said determining step.
Claim 3
Dependent Claim
25 words
A method according to claim 1 , wherein a brightness value and a brightness distribution of the photographed image are analyzed in said analyzing step.
Claim 4
Dependent Claim
182 words
An image processing method which performs various image correction processes to a photographed image and prints the photographed image, comprising the steps of: inputting image information to which photographing condition information is added; analyzing the characteristic of the input image information; performing an image correction process on the photographed image on the basis of the characteristic of the analyzed image information; discriminating the photographing condition information added to the photographed image; and determining an image correction process to be performed in a step of performing the image correction process on the basis of the photographing condition information discriminated in said discriminating step, wherein it is discriminated whether the photographing condition information regarding a stroboscope flash of the photographed image is stroboscope flashing or stroboscope unflashing in said discriminating step, if it is discriminated that it is the stroboscope flashing, an image correction algorithm of performing a process for correcting contrast is selected, and if it is discriminated that it is the stroboscope unflashing, an image correction algorithm of not performing the process for correcting the contrast is selected in said determining step.
Claim 5
Dependent Claim
182 words
An image processing method which performs various image correction processes to a photographed image and prints the photographed image, comprising the steps of: inputting image information to which photographing condition information is added; analyzing the characteristic of the input image information; performing an image correction process on the photographed image on the basis of the characteristic of the analyzed image information; discriminating the photographing condition information added to the photographed image; and determining an image correction process to be performed in a step of performing the image correction process on the basis of the photographing condition information discriminated in said discriminating step, wherein it is discriminated whether the photographing condition information regarding a stroboscope flash of the photographed image is stroboscope flashing or stroboscope unflashing in said discriminating step, if it is discriminated that it is the stroboscope flashing, an image correction algorithm of performing a process for correcting contrast is selected, and if it is discriminated that it is the stroboscope unflashing, an image correction algorithm of not performing the process for correcting the contrast is selected in said determining step.
Claim 6
Dependent Claim
25 words
A method according to claim 3 , wherein a brightness value and a brightness distribution of the photographed image are analyzed in said analyzing step.
Claim 7
Dependent Claim
173 words
An image processing method which performs various image correction processes to a photographed image and prints the photographed image, comprising the steps of: inputting image information to which photographing condition information is added; analyzing the characteristic of the input image information; performing an image correction process on the photographed image on the basis of the characteristic of the analyzed image information; discriminating the photographing condition information added to the photographed image; and determining an image correction process to be performed in a step of performing the image correction process on the basis of the photographing condition information discriminated in said discriminating step, wherein it is discriminated whether the photographing condition information regarding white balance or manual white balance in said discriminating step, if it is discriminated that it is the automatic white balance, an image correction algorithm of performing color balance correction is selected, and if it is discriminated that it is the manual white balance, an image correction algorithm of not performing the color balance correction is selected in said determining step.
Claim 8
Dependent Claim
173 words
An image processing method which performs various image correction processes to a photographed image and prints the photographed image, comprising the steps of: inputting image information to which photographing condition information is added; analyzing the characteristic of the input image information; performing an image correction process on the photographed image on the basis of the characteristic of the analyzed image information; discriminating the photographing condition information added to the photographed image; and determining an image correction process to be performed in a step of performing the image correction process on the basis of the photographing condition information discriminated in said discriminating step, wherein it is discriminated whether the photographing condition information regarding white balance or manual white balance in said discriminating step, if it is discriminated that it is the automatic white balance, an image correction algorithm of performing color balance correction is selected, and if it is discriminated that it is the manual white balance, an image correction algorithm of not performing the color balance correction is selected in said determining step.
Claim 9
Dependent Claim
25 words
A method according to claim 5 , wherein a brightness value and a brightness distribution of the photographed image are analyzed in said analyzing step.
Claim 10
Dependent Claim
202 words
An image processing method which performs various image correction processes to a photographed image and prints the photographed image, comprising the steps of: inputting image information to which photographing condition information is added; analyzing the characteristic of the input image information; performing an image correction process on the photographed image on the basis of the characteristic of the analyzed image information; discriminating the photographing condition information added to the photographed image; and determining an image correction process to be performed in a step of performing the image correction process on the basis of the photographing condition information discriminated in said discriminating step, wherein the photographing condition information regarding a photographing mode of the photographed image is discriminated in said discriminating step, if it is discriminated that it is a standard mode, an image correction algorithm of performing automatic image correction for standard setting is selected, if it is discriminated that it is a scenery mode, an image correction algorithm of increasing saturation which becomes more intensive than that in a case of the standard mode is selected, and if it is discriminated that it is a person mode, an image correction algorithm of optimizing skin color is selected in said determining step.
Claim 11
Dependent Claim
202 words
An image processing method which performs various image correction processes to a photographed image and prints the photographed image, comprising the steps of: inputting image information to which photographing condition information is added; analyzing the characteristic of the input image information; performing an image correction process on the photographed image on the basis of the characteristic of the analyzed image information; discriminating the photographing condition information added to the photographed image; and determining an image correction process to be performed in a step of performing the image correction process on the basis of the photographing condition information discriminated in said discriminating step, wherein the photographing condition information regarding a photographing mode of the photographed image is discriminated in said discriminating step, if it is discriminated that it is a standard mode, an image correction algorithm of performing automatic image correction for standard setting is selected, if it is discriminated that it is a scenery mode, an image correction algorithm of increasing saturation which becomes more intensive than that in a case of the standard mode is selected, and if it is discriminated that it is a person mode, an image correction algorithm of optimizing skin color is selected in said determining step.
Claim 12
Dependent Claim
25 words
A method according to claim 7 , wherein a brightness value and a brightness distribution of the photographed image are analyzed in said analyzing step.
Claim 13
Dependent Claim
119 words
An image processing method which performs various image correction processes to a photographed image and prints the photographed image, comprising the steps of: inputting image information to which photographing condition information is added; analyzing the characteristic of the input image information; performing an image correction process on the photographed image on the basis of the characteristic of the analyzed image information; discriminating the photographing condition information added to the photographed image; and determining an image correction process to be performed in a step of performing the image correction process on the basis of the photographing condition information discriminated in said discriminating step, a brightness value and a brightness distribution of the photographed image are analyzed in said analyzing step.
Claim 14
Dependent Claim
119 words
An image processing method which performs various image correction processes to a photographed image and prints the photographed image, comprising the steps of: inputting image information to which photographing condition information is added; analyzing the characteristic of the input image information; performing an image correction process on the photographed image on the basis of the characteristic of the analyzed image information; discriminating the photographing condition information added to the photographed image; and determining an image correction process to be performed in a step of performing the image correction process on the basis of the photographing condition information discriminated in said discriminating step, a brightness value and a brightness distribution of the photographed image are analyzed in said analyzing step.
Claim 15
Dependent Claim
181 words
An image processing apparatus comprising: an image obtaining unit arranged to obtain a photographed image to which photographing condition information at a time of photograph is added; a discrimination unit arranged to discriminate the photographing condition information; an analysis unit arranged to analyze the characteristic of the photographed image; an image correction unit arranged to perform a correction process on the photographed image on the basis of the characteristic analyzed by said analysis unit; and a determination unit arranged to determine a correction process to be performed by said image correction unit on the basis of the photographing condition information analyzed by said unit, wherein said discrimination unit discriminates whether the photographing condition information regarding exposure of the photographed image is automatic exposure or manual exposure, if it is discriminated that it is the automatic exposure, said determination unit selects an image correction algorithm of performing an image correction process regarding brightness, and if it is discriminated that it is the manual exposure, said determination unit selects an image correction algorithm of not performing the image correction process regarding the brightness.
Claim 16
Dependent Claim
181 words
An image processing apparatus comprising: an image obtaining unit arranged to obtain a photographed image to which photographing condition information at a time of photograph is added; a discrimination unit arranged to discriminate the photographing condition information; an analysis unit arranged to analyze the characteristic of the photographed image; an image correction unit arranged to perform a correction process on the photographed image on the basis of the characteristic analyzed by said analysis unit; and a determination unit arranged to determine a correction process to be performed by said image correction unit on the basis of the photographing condition information analyzed by said unit, wherein said discrimination unit discriminates whether the photographing condition information regarding exposure of the photographed image is automatic exposure or manual exposure, if it is discriminated that it is the automatic exposure, said determination unit selects an image correction algorithm of performing an image correction process regarding brightness, and if it is discriminated that it is the manual exposure, said determination unit selects an image correction algorithm of not performing the image correction process regarding the brightness.
Claim 17
Dependent Claim
23 words
An apparatus according to claim 10 , wherein said analysis unit analyzes a brightness value and a brightness distribution of the photographed image.
Claim 18
Dependent Claim
181 words
An image processing apparatus comprising: an image obtaining unit arranged to obtain a photographed image to which photographing condition information at a time of photograph is added; a discrimination unit arranged to discriminate the photographing condition information; an analysis unit arranged to analyze the characteristic of the photographed image; an image correction unit arranged to perform a correction process on the photographed image on the basis of the characteristic analyzed by said analysis unit; and a determination unit arranged to determine a correction process to be performed by said image correction unit on the basis of the photographing condition information analyzed by said unit, wherein said discrimination unit discriminates whether the photographing condition information regarding a stroboscope flash of the photographed image is stroboscope flashing or stroboscope unflashing, if it is discriminated that it is the stroboscope flashing, said determination unit selects an image correction algorithm of performing a process for correcting contrast, and if it is discriminated that it is the stroboscope unflashing, said determination unit selects an image correction algorithm of not performing the process for correcting the contrast.
Claim 19
Dependent Claim
181 words
An image processing apparatus comprising: an image obtaining unit arranged to obtain a photographed image to which photographing condition information at a time of photograph is added; a discrimination unit arranged to discriminate the photographing condition information; an analysis unit arranged to analyze the characteristic of the photographed image; an image correction unit arranged to perform a correction process on the photographed image on the basis of the characteristic analyzed by said analysis unit; and a determination unit arranged to determine a correction process to be performed by said image correction unit on the basis of the photographing condition information analyzed by said unit, wherein said discrimination unit discriminates whether the photographing condition information regarding a stroboscope flash of the photographed image is stroboscope flashing or stroboscope unflashing, if it is discriminated that it is the stroboscope flashing, said determination unit selects an image correction algorithm of performing a process for correcting contrast, and if it is discriminated that it is the stroboscope unflashing, said determination unit selects an image correction algorithm of not performing the process for correcting the contrast.
Claim 20
Dependent Claim
23 words
An apparatus according to claim 12 , wherein said analysis unit analyzes a brightness value and a brightness distribution of the photographed image.
Claim 21
Dependent Claim
180 words
An image processing apparatus comprising: an image obtaining unit arranged to obtain a photographed image to which photographing condition information at a time of photograph is added; a discrimination unit arranged to discriminate the photographing condition information; an analysis unit arranged to analyze the characteristic of the photographed image; an image correction unit arranged to perform a correction process on the photographed image on the basis of the characteristic analyzed by said analysis unit; and a determination unit arranged to determine a correction process to be performed by said image correction unit on the basis of the photographing condition information analyzed by said unit, wherein said discrimination unit discriminates whether the photographing condition information regarding white balance of the photographed image is automatic white balance or manual white balance, if it is discriminated that it is the automatic white balance, said determination unit selects an image correction algorithm of performing color balance correction, and if it is discriminated that it is the manual white balance, said determination unit selects an image correction algorithm of not performing the color balance correction.
Claim 22
Dependent Claim
180 words
An image processing apparatus comprising: an image obtaining unit arranged to obtain a photographed image to which photographing condition information at a time of photograph is added; a discrimination unit arranged to discriminate the photographing condition information; an analysis unit arranged to analyze the characteristic of the photographed image; an image correction unit arranged to perform a correction process on the photographed image on the basis of the characteristic analyzed by said analysis unit; and a determination unit arranged to determine a correction process to be performed by said image correction unit on the basis of the photographing condition information analyzed by said unit, wherein said discrimination unit discriminates whether the photographing condition information regarding white balance of the photographed image is automatic white balance or manual white balance, if it is discriminated that it is the automatic white balance, said determination unit selects an image correction algorithm of performing color balance correction, and if it is discriminated that it is the manual white balance, said determination unit selects an image correction algorithm of not performing the color balance correction.
Claim 23
Dependent Claim
23 words
An apparatus according to claim 14 , wherein said analysis unit analyzes a brightness value and a brightness distribution of the photographed image.
Claim 24
Dependent Claim
204 words
An image processing apparatus comprising: an image obtaining unit arranged to obtain a photographed image to which photographing condition information at a time of photograph is added; a discrimination unit arranged to discriminate the photographing condition information; an analysis unit arranged to analyze the characteristic of the photographed image; an image correction unit arranged to perform a correction process on the photographed image on the basis of the characteristic analyzed by said analysis unit; and a determination unit arranged to determine a correction process to be performed by said image correction unit on the basis of the photographing condition information analyzed by said unit, wherein said discrimination unit discriminates photographing condition information regarding a photographing mode of the photographed image, and said determination unit selects an image correction algorithm of performing automatic image correction for standard setting if it is discriminated that it is a standard mode, said determination unit selects an image correction algorithm of increasing saturation which becomes more intensive than that in a case of the standard mode if it is discriminated that it is a scenery mode, and said determination unit selects an image correction algorithm of optimizing skin color if it is discriminated that it is a person mode.
Claim 25
Dependent Claim
204 words
An image processing apparatus comprising: an image obtaining unit arranged to obtain a photographed image to which photographing condition information at a time of photograph is added; a discrimination unit arranged to discriminate the photographing condition information; an analysis unit arranged to analyze the characteristic of the photographed image; an image correction unit arranged to perform a correction process on the photographed image on the basis of the characteristic analyzed by said analysis unit; and a determination unit arranged to determine a correction process to be performed by said image correction unit on the basis of the photographing condition information analyzed by said unit, wherein said discrimination unit discriminates photographing condition information regarding a photographing mode of the photographed image, and said determination unit selects an image correction algorithm of performing automatic image correction for standard setting if it is discriminated that it is a standard mode, said determination unit selects an image correction algorithm of increasing saturation which becomes more intensive than that in a case of the standard mode if it is discriminated that it is a scenery mode, and said determination unit selects an image correction algorithm of optimizing skin color if it is discriminated that it is a person mode.
Claim 26
Dependent Claim
23 words
An apparatus according to claim 16 , wherein said analysis unit analyzes a brightness value and a brightness distribution of the photographed image.
Claim 27
Dependent Claim
120 words
An image processing apparatus comprising: an image obtaining unit arranged to obtain a photographed image to which photographing condition information at a time of photograph is added; a discrimination unit arranged to discriminate the photographing condition information; an analysis unit arranged to analyze the characteristic of the photographed image; an image correction unit arranged to perform a correction process on the photographed image on the basis of the characteristic analyzed by said analysis unit; and a determination unit arranged to determine a correction process to be performed by said image correction unit on the basis of the photographing condition information analyzed by said unit, wherein said analysis unit analyzes a brightness value and a brightness distribution of the photographed image.
Claim 28
Dependent Claim
120 words
An image processing apparatus comprising: an image obtaining unit arranged to obtain a photographed image to which photographing condition information at a time of photograph is added; a discrimination unit arranged to discriminate the photographing condition information; an analysis unit arranged to analyze the characteristic of the photographed image; an image correction unit arranged to perform a correction process on the photographed image on the basis of the characteristic analyzed by said analysis unit; and a determination unit arranged to determine a correction process to be performed by said image correction unit on the basis of the photographing condition information analyzed by said unit, wherein said analysis unit analyzes a brightness value and a brightness distribution of the photographed image.
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