gf_isom_get_xml_metadata_description 2610 applications/mp4box/filedump.c 			gf_isom_get_xml_metadata_description(file, trackNum, 1, &_namespace, &schema_loc, &content_encoding);
gf_isom_get_xml_metadata_description 2374 include/gpac/isomedia.h GF_Err gf_isom_get_xml_metadata_description(GF_ISOFile *file, u32 track, u32 sampleDescription, const char **_namespace, const char **schema_loc, const char **content_encoding);