gf_odf_write_esd_update  305 include/gpac/internal/odf_dev.h GF_Err gf_odf_write_esd_update(GF_BitStream *bs, GF_ESDUpdate *esdUp);
gf_odf_write_esd_update  694 src/odf/desc_private.c 		return gf_odf_write_esd_update(bs, (GF_ESDUpdate *)com);