(Irrelevant results trimmed): grep \\\<oc_enc_fdct *.c analyze.c: oc_enc_fdct8x8(_enc,dct,data); grep \\\<oc_idct *.c analyze.c: oc_idct8x8(&_enc->state,data,idct,nonzero+1); state.c: oc_idct8x8(_state,_dct_coeffs+64,_dct_coeffs,_last_zzi);