gf_isom_get_original_duration 2836 applications/mp4box/filedump.c fprintf(stderr, " - Indicated Duration %s\n", format_duration(gf_isom_get_original_duration(file), timescale, szDur)); gf_isom_get_original_duration 560 include/gpac/isomedia.h u64 gf_isom_get_original_duration(GF_ISOFile *movie);