The filter allows enlarging black objects in the image.
You can select the omnidirectional, horizontal, vertical or diagonal way of dilation.
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.|