static void encode_slice_params(VC2EncContext *s)
{
    put_vc2_ue_uint(&s->pb, s->num_x);
    put_vc2_ue_uint(&s->pb, s->num_y);
    put_vc2_ue_uint(&s->pb, s->prefix_bytes);
    put_vc2_ue_uint(&s->pb, s->size_scaler);
}
static void encode_slice_params(VC2EncContext *s)
{
    put_vc2_ue_uint(&s->pb, s->num_x);
    put_vc2_ue_uint(&s->pb, s->num_y);
    put_vc2_ue_uint(&s->pb, s->prefix_bytes);
    put_vc2_ue_uint(&s->pb, s->size_scaler);
}