gf_isom_reset_data_offset  144 applications/testapps/fmp4demux/main.c 							gf_isom_reset_data_offset(reader->movie, &new_buffer_start);
gf_isom_reset_data_offset 1340 include/gpac/isomedia.h GF_Err gf_isom_reset_data_offset(GF_ISOFile *movie, u64 *top_box_start);