Function af_maxfilt

src/api/c/filters.cpp:176–201

}

af_err af_maxfilt(af_array *out, const af_array in, const dim_t wind_length,
                  const dim_t wind_width, const af_border_type edge_pad) {
    try {
        ARG_ASSERT(2, (wind_length == wind_width));
        ARG_ASSERT(2, (wind_length > 0));
        ARG_ASSERT(3, (wind_width > 0));
        ARG_ASSERT(4, (edge_pad == AF_PAD_ZERO));

        const ArrayInfo &info = getInfo(in);
        af::dim4 dims         = info.dims();

        dim_t input_ndims = dims.ndims();
        DIM_ASSERT(1, (input_ndims >= 2));

        af_array mask;
        dim_t wdims[] = {wind_length, wind_width};
        AF_CHECK(af_constant(&mask, 1, 2, wdims, info.getType()));

        AF_CHECK(af_dilate(out, in, mask));

        AF_CHECK(af_release_array(mask));
    }
    CATCHALL;

    return AF_SUCCESS;
}