Lines Matching refs:ccr
352 int limit, ccr, lag = 0;
362 ccr = ff_g723_1_dot_product(buf, buf + dir * i, length);
364 if (ccr > *ccr_max) {
365 *ccr_max = ccr;
379 * @param ccr cross-correlation
383 int tgt_eng, int ccr, int res_eng)
391 temp2 = ccr * ccr << 1;
394 if (ccr >= res_eng) {
397 ppf->opt_gain = (ccr << 15) / res_eng *
400 /* pf_res^2 = tgt_eng + 2*ccr*gain + res_eng*gain^2 */
401 temp1 = (tgt_eng << 15) + (ccr * ppf->opt_gain << 1);
522 int index, ccr, tgt_eng, best_eng, temp;
528 ccr = 0;
529 index = autocorr_max(buf, offset, &ccr, pitch_lag, SUBFRAME_LEN * 2, -1);
530 ccr = av_sat_add32(ccr, 1 << 15) >> 16;
536 if (ccr <= 0)
546 if (temp < ccr * ccr) {