Function ridft_2d

tests/validation/reference/DFT.cpp:356–369

template <typename T>
SimpleTensor<T> ridft_2d(const SimpleTensor<T> &src, bool is_odd)
{
    ARM_COMPUTE_ERROR_ON(src.num_channels() != 2);
    constexpr FFTDirection direction = FFTDirection::Inverse;

    auto transposed   = permute(src, PermutationVector(1U, 0U));
    auto first_pass   = dft_1d_core(transposed, direction);
    auto transposed_2 = permute(first_pass, PermutationVector(1U, 0U));
    auto dst          = rdft_1d_core(transposed_2, direction, is_odd);

    const T scaling_factor = T(dst.shape()[0] * dst.shape()[1]);
    scale(dst, scaling_factor);
    return dst;
}

template <typename T>
SimpleTensor<T> dft_2d(const SimpleTensor<T> &src, FFTDirection direction)