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US 7,680,325 B2Granted
Image processing method of detecting a correspondence between colors, image processing apparatus and program for detecting a correspondence between colors
AssigneeSeiko Epson Corporation
InventorsShinji Miwa, Atsushi Nagahara, Toshio Tanaka
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Abstract
An image processing method has a detection step of detecting a correspondence between one color of a first plurality of colors in a first image and one color of a second plurality of colors in a second image, and a correction step of correcting the first plurality of colors or the second plurality of colors in accordance with the correspondence.
Claims17
An image processing method utilizing a computer to perform the steps of:
- a detection step comprising:
- detecting a correspondence between one color of a first plurality of colors in a first image and one color of a second plurality of colors in a second image,
- detecting a plurality of correspondences between a first plurality of feature colors and a second plurality of feature colors by extracting said first plurality of feature colors featuring said first image from said first image and extracting said second plurality of feature colors featuring said second image from said second image,
- making a first decision of deciding said first plurality of feature colors in accordance with an extent of appearance of said first plurality of colors, and
- making a second decision of deciding said second plurality of feature colors in accordance with an extent of appearance of said second plurality of colors;
- and
- a correction step of correcting said first plurality of colors or said second plurality of colors in accordance with said correspondence.
4 more elements
An image processing apparatus comprising:
- a detection part that detects a correspondence between one color of a first plurality of colors in a first image and one color of a second plurality of colors in a second image, detects a plurality of correspondences between a first plurality of feature colors and a second plurality of feature colors by extracting said first plurality of feature colors featuring said first image from said first image and extracting said second plurality of feature colors featuring said second image from said second image, decides said first plurality of feature colors in accordance with an extent of appearance of said first plurality of colors, and decides said second plurality of feature colors in accordance with an extent of appearance of said second plurality of colors;
- and
- a correction part that corrects said first plurality of colors or said second plurality of colors in accordance with said correspondence.
A computer-readable storage medium storing an image processing program for enabling a computer to perform an image processing, said computer having a detection part and a correction part which cooperate to perform the image processing, said program comprising:
- a detection step comprising:
- causing said detection part to detect a correspondence between one color of a first plurality of colors in a first image and one color of a second plurality of colors in a second image,
- detecting a plurality of correspondences between a first plurality of feature colors and a second plurality of feature colors by extracting said first plurality of feature colors featuring said first image from said first image and extracting said second plurality of feature colors featuring said second image from said second image,
- making a first decision of deciding said first plurality of feature colors in accordance with the extent of appearance of said first plurality of colors, and
- making a second decision of deciding said second plurality of feature colors in accordance with the extent of appearance of said second plurality of colors;
- and
- a correction step of causing said correction part to correct said first plurality of colors or said second plurality of colors in accordance with said correspondence.
4 more elements
A computer readable storage medium storing an image processing program for enabling a computer to perform an image processing, said computer having a detection part and a correction part which cooperate to perform the image processing, said program comprising:
- a detection step of causing said detection part to detect a correspondence between one color of a first plurality of colors in a first image and one color of a second plurality of colors in a second and image and to detect a plurality of correspondences between a first plurality of feature colors and a second plurality of feature colors by extracting said first plurality of feature colors featuring said first image from said first image and extracting said second plurality of feature colors featuring said second image from said second image;
- a first deciding step of deciding said first plurality of feature colors in accordance with the extent of appearance of said first plurality of colors;
- a second deciding step of deciding said second plurality of feature colors in accordance with the extent of appearance of said second plurality of colors;
- and
- a correction step of causing said correction part to correct said first plurality of colors or said second plurality of colors in accordance with said correspondence.
2 more elements
An image processing method utilizing a computer to perform the steps of:
- a specification step of specifying the color in each of two images;
- a detection step of detecting a plurality of correspondences between a first plurality of feature colors and a second plurality of feature colors by extracting said first plurality of feature colors featuring said first image from said first image and extracting said second plurality of feature colors featuring said second image from said second image;
- a first deciding step of deciding said first plurality of feature colors in accordance with the extent of appearance of said first plurality of colors;
- a second deciding step of deciding said second plurality of feature colors in accordance with the extent of appearance of said second plurality of colors;
- and
- a correction step of correcting the other color in one image in accordance with the relationship between said both colors.
3 more elements
Dependencies are inferred from the claim text.