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/netgear-R7000-V1.0.7.12_1.2.5/ap/gpl/minidlna/ffmpeg-2.3.4/libavfilter/
H A Daf_replaygain.c418 float *hist_a = s->butter_hist_a; local
430 if (fabs(hist_a[i + j]) > 1e-10 || fabs(hist_b[i + j]) > 1e-10)
441 left += hist_b[i - 2] * coeff_b[1] - hist_a[i - 2] * coeff_a[1];
442 right += hist_b[i - 1] * coeff_b[1] - hist_a[i - 1] * coeff_a[1];
443 left += hist_b[i - 4] * coeff_b[2] - hist_a[i - 4] * coeff_a[2];
444 right += hist_b[i - 3] * coeff_b[2] - hist_a[i - 3] * coeff_a[2];
445 samples[0] = hist_a[i ] = (float) left;
446 samples[1] = hist_a[i + 1] = (float) right;
450 memcpy(hist_a, hist_a
467 float *hist_a = s->yule_hist_a; local
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