grey_bothat ( Image, SE : ImageBotHat : : )

Perform a gray value bottom hat transformation on an image.

grey_bothat applies a gray value bottom hat transformation (a closing followd by subtraction from the original image) to the input image Image with the structuring element SE. For the generation of structuring elements, see load_grey_se.


Parameters

Image (input_object)
image(-array) -> object : byte
Input image.

SE (input_object)
image -> object : byte
Structuring element.

ImageBotHat (output_object)
image(-array) -> object : byte
Bottom hat image.


Result

grey_bothat returns TRUE if the structuring element is not the empty region. Otherwise, an exception is raised.


Possible Predecessors

load_grey_se, make_disc_se


Possible Successors

threshold__


Alternatives

grey_closing


See also

grey_tophat, top_hat, min1__, sub__



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