static void truespeech_apply_twopoint_filter(TSContext *dec, int quart) { int16_t tmp[146 + 60], *ptr0, *ptr1; const int16_t *filter; int i, t, off; t = dec->offset2[quart]; if(t == 127){ memset(dec->newvec, 0, 60 * sizeof(*dec->newvec)); return; } for(i = 0; i < 146; i++) tmp[i] = dec->filtbuf[i]; off = (t / 25) + dec->offset1[quart >> 1] + 18; ptr0 = tmp + 145 - off; ptr1 = tmp + 146; filter = (const int16_t*)ts_order2_coeffs + (t % 25) * 2; for(i = 0; i < 60; i++){ t = (ptr0[0] * filter[0] + ptr0[1] * filter[1] + 0x2000) >> 14; ptr0++; dec->newvec[i] = t; ptr1[i] = t; } }