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Canon PIXMA MP250 User Manual

Page 469

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Advanced Guide

>

Scanning

>

Scanning with Other Application Software

> Correcting Images and Adjusting Colors with

ScanGear (Scanner Driver)

Correcting Images and Adjusting Colors with ScanGear
(Scanner Driver)

The following sections provide you with tips and know-how on advanced scanning techniques involving
color/brightness adjustment, etc.

Sharpening out-of-focus photos, reducing dust and scratches, and correcting faded colors

Correcting Images (Unsharp Mask, Reduce Dust and Scratches, Fading Correction, etc.)

Previewing and changing the color tone of the entire image to scan

Adjusting Colors Using a Color Pattern

Brightening colors that have faded with time or due to colorcast

Adjusting Saturation and Color Balance

Adjusting images that are too dark or bright, or too flat due to lack of contrast

Adjusting Brightness and Contrast

Adjusting the color tone using histogram (a graph showing brightness distribution)

Adjusting Histogram

Adjusting the image brightness using tone curve (a graph of brightness balance)

Adjusting Tone Curve

Sharpening characters in text documents or reducing show-through effects

Setting Threshold

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Page 469 of 678 pages

Correcting Images and Adjusting Colors with ScanGear (Scanner Driver)

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