CB_HALFFILTERLEN  692 libavcodec/ilbcdec.c             memset(mem - CB_HALFFILTERLEN, 0, CB_HALFFILTERLEN * 2);
CB_HALFFILTERLEN  693 libavcodec/ilbcdec.c             memset(mem + lMem, 0, CB_HALFFILTERLEN * 2);
CB_HALFFILTERLEN  702 libavcodec/ilbcdec.c             memset(mem + lMem, 0, CB_HALFFILTERLEN * 2);
CB_HALFFILTERLEN  773 libavcodec/ilbcdec.c     int16_t *mem = &memVec[CB_HALFFILTERLEN];   /* Memory for codebook */