	if (ds) {
		gf_filter_pck_set_property(pck, GF_PROP_PCK_HLS_REF, &PROP_LONGUINT( ds->hls_ref_id ) );
	}
	gf_filter_pck_send(pck);
	if (ds) {
		gf_filter_pck_set_property(pck, GF_PROP_PCK_HLS_REF, &PROP_LONGUINT( ds->hls_ref_id ) );
	}
	gf_filter_pck_send(pck);