Image processing apparatus, image processing method, and program
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United States of America Patent
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Jul 15, 2014
Grant Date -
Mar 24, 2011
app pub date -
Sep 15, 2010
filing date -
Sep 18, 2009
priority date (Note) -
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Abstract
A method for processing an image includes acquiring a low frequency component of a luminance component of an image, correcting the luminance component of the image using the acquired low frequency component, determining a level correction amount of each pixel of the corrected image using a frequency distribution of low frequency components of the acquired image and a low frequency component of each pixel of the image, and performing level correction using the determined level correction amount and a luminance distribution of the corrected image.
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