Opening

Combines an erosion filter followed by a dilation filter.

🖼️ Image options and parameters of open method
🎭 Mask options and parameters of open method

Opening process in morphology involves a dilation of an image, followed by its erosion. This process allows removing small objects and thin lines while preserving the shape and size of larger objects.

Source:CirclesStarShapesLennaBarbaraStandard boatMandrillPeppersHouse

Ran in 0.00μs (Infinity ops/s)

Kinds of images compatible with algorithm

Image property	What it means	Possible values
bitDepth	number of bits per channel	[1,8,16]
components	number of components	[1]
alpha	is alpha channel allowed	false

Parameters and default values

info

Parameters and options for Images and Masks are the same.

• options

Options

Property	Required	Default value
iterations	no	1
kernel	no	[[1, 1, 1],[1, 1, 1],[1, 1, 1]]

info

The method is also available for Masks.