fs.update(option_path);
int total_files = fs.total_files();
for(int i = 0; i < total_files; i++) {
const char *name = fs.get_entry(i)->get_name();
if( asset->fformat[0] != 0 ) {
const char *ext = strrchr(name,'.');
fs.update(option_path);
int total_files = fs.total_files();
for(int i = 0; i < total_files; i++) {
const char *name = fs.get_entry(i)->get_name();
if( asset->fformat[0] != 0 ) {
const char *ext = strrchr(name,'.');