Operation: open gray

open gray operation

Author:

The operation calls the Grayscale Morphology plugin by Dimiter Prodanov.

Example

input image    result image

Description

The operation opens the greyscale image with a structuring element. It shrinks the foreground while keeping regions that have a similar shape as the structuring element or that can completely contain the structuring element. An open is an erosion followed by a dilation.

Options

options
morphology type: Choose wether the 8-bit or the 32-bit morphology plugins are used.
radius: The radius of the structuring element.
structuring element type: Select the form of the structuring element. If free form is selected the structuring element can be entered manually.
structuring element: Enter the structuring element directly. This is used when free form is selected in the field structuring element type.

Parameter

The only parameter is the input image.

Results

The only result is the result image. The result image is a 32-bit or an 8-bit image, depending on the morphology type used.