摘要 |
A host apparatus includes a display unit configured to display a user interface (UI) window for an image scanning apparatus, a control unit configured to elevate and determine an optical scanning resolution of the image scanning apparatus according to Moire-related information when a scanning resolution is input and a Moire removing function is selected, in the UI window, and control the image scanning apparatus to perform a scanning operation according to the determined optical scanning resolution, a communication interface unit configured to receive a scanned image scanned with the optical scanning resolution in the image scanning apparatus, a filtering unit configured to remove a halftoning screen pattern from the received scanned image, and a sampling unit configured to down-sample the filtered scanned image with the input scanning resolution.
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