发明授权
US07668389B2 Image processing method, image processing apparatus, and image processing program
有权
图像处理方法,图像处理装置和图像处理程序
- 专利标题: Image processing method, image processing apparatus, and image processing program
- 专利标题(中): 图像处理方法,图像处理装置和图像处理程序
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申请号: US11111808申请日: 2005-04-22
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公开(公告)号: US07668389B2公开(公告)日: 2010-02-23
- 发明人: Yoshiro Kitamura , Wataru Ito
- 申请人: Yoshiro Kitamura , Wataru Ito
- 申请人地址: JP Tokyo
- 专利权人: FUJIFILM Corporation
- 当前专利权人: FUJIFILM Corporation
- 当前专利权人地址: JP Tokyo
- 代理机构: Birch, Stewart, Kolasch & Birch, LLP
- 优先权: JP2004-127877 20040423; JP2005-124222 20050421
- 主分类号: G03B17/00
- IPC分类号: G03B17/00
摘要:
High frequency components are efficiently extracted from blurred images, and blur correction is efficiently performed. A blur analyzing means judges whether an image is a blurred image. If the image is judged to be a blurred image, blur data Q, which includes a blur width, is generated and transmitted to a blur correcting means. The blur correcting means extracts high frequency components from the image if the blur width is less than a predetermined threshold value, and performs blur correction by adding the high frequency components to the image. Meanwhile, if the blur width is greater than or equal to the threshold value, a reducing means reduces the size of the image to obtain a reduced image. Then, the blur correcting means extracts high frequency components from the reduced image, and performs blur correction by emphasizing and adding the extracted high frequency components to the reduced image.
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