imKernelGradian3x3

Creates a kernel with the following values: * \verbatim 0 -1 0 0 1 0 0 0 0 \endverbatim * * \verbatim im.KernelGradian3x3() -> kernel: imImage [in Lua 5] \endverbatim * \ingroup kernel

extern (C) @safe nothrow
imKernelGradian3x3
()

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