*couples = new CONFcouple (2);
*couples = new CONFcouple (3);
uint8_t vidFieldUnblend::getCoupledConf (CONFcouple ** couples){  ADM_assert (_param);  *couples = new CONFcouple (2);#undef CSET#define CSET(x)  (*couples)->setCouple(#x,(_param->x))  CSET (threshold);  CSET (show);    return 1;}