gf_dash_group_set_visible_rect  500 include/gpac/dash.h GF_Err gf_dash_group_set_visible_rect(GF_DashClient *dash, u32 idx, u32 min_x, u32 max_x, u32 min_y, u32 max_y);
gf_dash_group_set_visible_rect 1428 modules/mpd_in/mpd_in.c 		return gf_dash_group_set_visible_rect(mpdin->dash, idx, com->visibility_hint.min_x, com->visibility_hint.max_x, com->visibility_hint.min_y, com->visibility_hint.max_y);