reduce_fraction
void reduce_fraction(uint32_t num, uint32_t den,
reduce_fraction(subvp_pipe->stream->src.height, subvp_pipe->stream->dst.height,
reduce_fraction(subvp_pipe->plane_state->src_rect.height, subvp_pipe->plane_state->dst_rect.height,
reduce_fraction(out_num_stream * out_num_plane, out_den_stream * out_den_plane, &out_num, &out_den);
if (!reduce_fraction(&num_w, &denom_w))
if (!reduce_fraction(&num_h, &denom_h))