Lines Matching defs:sum1
580 float sum1 = 0.0, sum2 = 0.0, gamma, gain;
606 if (sum2 > sum1) {
607 sum1 = sum2;
612 for (i = ACB_SIZE, sum1 = 0; i < ACB_SIZE + length; i++)
613 sum1 += e->postfilter_residual[i - best] * e->postfilter_residual[i - best];
617 if (sum2 * sum1 == 0 || e->bitrate == RATE_QUANT) {
620 gamma = sum2 / sum1;
638 for (i = 0, sum1 = 0, sum2 = 0; i < length; i++) {
639 sum1 += in[i] * in[i];
642 gain = sum2 ? sqrt(sum1 / sum2) : 1.0;