Title:
画像処理方法、プログラム、画像読取装置、及び情報機器
Document Type and Number:
Japanese Patent JP5618664
Kind Code:
B2
Abstract:
A method for image processing in which an area of a platen on which a document is placed is read and the platen image is processed includes extracting an object included in the platen image, detecting an area of the object and inclination of the area of the object with respect to the platen image, determining the minimum rectangular area which includes the area of the object, and is surrounded with four sides parallel to four sides of the platen image respectively, comparing an extent to which a pixel group constituting an edge of each area includes pixels constituting an edge of the platen image between the area of the object and the minimum rectangular area, and determining a minimum rectangular area as the area of the document if a pixel group includes a larger number of pixels based on the comparing or if the inclination is small.
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Inventors:
鈴木 伸和
Application Number:
JP2010162097A
Publication Date:
November 05, 2014
Filing Date:
July 16, 2010
Export Citation:
Assignee:
キヤノン株式会社
International Classes:
H04N1/387; G06T1/00; G06T3/00; H04N1/04; H04N1/10; H04N1/107
Attorney, Agent or Firm:
Takuma Abe
Kuroiwa 創吾
Kuroiwa 創吾