border mode used to extrapolate pixels outside of the image, see [BorderTypes].
the output image dept. (-1 to use src.depth()).
optional value added to the filtered pixels before storing them in dst.
Output image. If not given it will be created. Note that you can give [src] as output image in which case the input image will be written.
Structuring element. It can be created using getStructuringElement.
Input image.
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Anchor position with the kernel. Negative values mean that the anchor is at the kernel center