void AbsGradientSaturatedSum(const uint8_t * src, size_t srcStride, size_t width, size_t height, uint8_t * dst, size_t dstStride)
{
memset(dst, 0, width);
src += srcStride;
dst += dstStride;
for (size_t row = 2; row < height; ++row)
{
dst[0] = 0;
for (size_t col = 1; col < width - 1; ++col)
{
const int dy = AbsDifferenceU8(src[col - srcStride], src[col + srcStride]);
const int dx = AbsDifferenceU8(src[col - 1], src[col + 1]);
dst[col] = MinU8(dx + dy, 0xFF);
}
dst[width - 1] = 0;
src += srcStride;
dst += dstStride;
}
memset(dst, 0, width);
}
template <> SIMD_INLINE uint8_t OperationBinary8u<SimdOperationBinary8uSaturatedAddition>(const uint8_t & a, const uint8_t & b)
{
return MinU8((int)a + (int)b, 255);
}
template <> SIMD_INLINE uint8_t OperationBinary8u<SimdOperationBinary8uMinimum>(const uint8_t & a, const uint8_t & b)
{
return MinU8(a, b);
}
