Empty Page Detection settings dialog box

Thresholds that determine when a blank page is treated as empty for document separation.

Use this dialog box to configure how Scanning Station detects empty pages when separating documents by blank pages.

How to open

On the Batch Options tab of the Batch Type Properties dialog box (or when creating a batch type with the Batch Type Wizard), select For images separated by… with Blank pages as the separator and click Options….

Options

Option	Description
Crop image borders by (mm)	Automatically crop the page (top, bottom, left, right — in millimeters) before the emptiness check. The check runs on the cropped result.
Maximum number of black squares	Pages with at most this many black squares (special form-design elements) are treated as empty.
Maximum number of text objects	Pages with at most this many text objects are treated as empty. Text objects include any separate text fragments — useful for pages with headers and footers.
Maximum number of barcodes	Pages with at most this many barcodes are treated as empty.
Maximum percentage of blackness	Pages with at most this percentage of black pixels are treated as empty. The ratio is calculated after image binarization.

Related topics

• Document and batch separation
• Batch Type Properties dialog box
• IEmptyPageDetectionOptions
• Interface