pub unsafe extern "C" fn ippiFilterGaussianInit(
roiSize: IppiSize,
kernelSize: Ipp32u,
sigma: Ipp32f,
borderType: IppiBorderType,
dataType: Type,
numChannels: c_int,
pSpec: *mut IppFilterGaussianSpec,
pBuffer: *mut Ipp8u,
) -> IppStatus