imProcessZeroCrossing

Finds the zero crossings of IM_SHORT, IM_INT, IM_FLOAT and IM_DOUBLE images. Crossings are marked with non zero values * indicating the intensity of the edge. It is usually used after a second derivative, laplace. \n * Extracted from XITE, Copyright 1991, Blab, UiO \n * http://www.ifi.uio.no/~blab/Software/Xite/ * * \verbatim im.ProcessZeroCrossing(src_image: imImage, dst_image: imImage) [in Lua 5] \endverbatim * \verbatim im.ProcessZeroCrossingNew(image: imImage) -> new_image: imImage [in Lua 5] \endverbatim * \ingroup convolve

version(IM)
extern (C) @nogc nothrow
void
imProcessZeroCrossing

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