GF_LCTheaderExtension 3447 include/gpac/internal/isomedia_dev.h GF_LCTheaderExtension *headers; GF_LCTheaderExtension 10779 src/isomedia/box_code_base.c GF_SAFE_ALLOC_N(ptr->headers, ptr->header_ext_count, GF_LCTheaderExtension);