4.8.2 Image Filter

Figure Advance dialog (Image Filter)

♦Edge Processing

This option specifies the sharpness of a scanned image.

Select "None", "Edge Extract", or "Smoothing (Background Removal)".

None

Edge processing is not performed.

Edge Extract

This option outputs an image with the edge extracted.

If this option is selected, the boundary between the black part and white part in a closed area is traced and the edge extracted.

"DTC Variance" and "Edge Extract" are mutually exclusive.

Smoothing (Background Removal)

This option specifies whether to smooth the curves in an image by removing zigzag lines. "Smoothing" or "Emphasis" can be selected. In addition, "Edge Extract" and "Emphasis" are mutually exclusive.

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