gf_dash_group_get_segment_init_keys  251 include/gpac/dash.h const char *gf_dash_group_get_segment_init_keys(GF_DashClient *dash, u32 idx, bin128 *key_IV);
gf_dash_group_get_segment_init_keys  321 modules/mpd_in/mpd_in.c 				param->url_query.key_url = gf_dash_group_get_segment_init_keys(mpdin->dash, i, &group->key_IV);