Apply imager operations to layers of an image — apply_imager_operation • recolorize

Internal wrapper function for applying any of several imager morphological operations for cleaning pixsets.

Usage

apply_imager_operation(pixset, imager_function, ...)

Arguments

pixset: An object of class pixset. Usually a layer from splitByColor() that has been converted to a pixset object.
imager_function: The name of an imager morphological operation that can be performed on a pixset, passed as a string. See details.
...: Further arguments passed to the imager function being used.

Value

The resulting pixset after applying the specified morphological operation.

Details

Current imager operations are:

imager::grow(): Grow a pixset
imager::shrink(): Shrink a pixset
imager::fill(): Remove holes in an pixset. Accomplished by growing and then shrinking a pixset.
imager::clean(): Remove small isolated elements (speckle). Accomplished by shrinking and then growing a pixset.