The filter inverts white text inside a black box so that it turns into black text on white background.
The dialog box allows adjusting the text box dimensions and the percentage of black pixels in the box for the box to be inverted.
An example of the filter usage:
Preview windows controls
|Auto preview||If this check box is selected, preview image will be recalculated every time you make a change in the dialog settings. If this box is unchecked, all changes you made will be calculated after you click the Preview button.|
|Quick view||If you are performing filter configuration on a large image file it is advised to check this box to speed up image processing calculation. The program will choose the optimal processing algorithm.|