Searched refs:noise_floor (Results 1 – 3 of 3) sorted by relevance
222 float noise_floor; in tonality_analysis() local385 noise_floor = 5.7e-4f/(1<<(IMAX(0,lsb_depth-8))); in tonality_analysis()387 noise_floor *= 1<<(15+SIG_SHIFT); in tonality_analysis()389 noise_floor *= noise_floor; in tonality_analysis()414 if (E>.1*bandwidth_mask && E*1e9f > maxE && E > noise_floor*(band_end-band_start)) in tonality_analysis()
384 float noise_floor; in compute_gain_floor() local386 noise_floor = exp(.2302585f*noise_suppress); in compute_gain_floor()391 …gain_floor[i] = FRAC_SCALING*sqrt(noise_floor*PSHR32(noise[i],NOISE_SHIFT) + echo_floor*echo[i])/s… in compute_gain_floor()
886 VARDECL(opus_val16, noise_floor); in dynalloc_analysis()889 ALLOC(noise_floor, C*nbEBands, opus_val16); in dynalloc_analysis()898 noise_floor[i] = MULT16_16(QCONST16(0.0625f, DB_SHIFT),logN[i]) in dynalloc_analysis()905 maxDepth = MAX16(maxDepth, bandLogE[c*nbEBands+i]-noise_floor[i]); in dynalloc_analysis()926 follower[c*nbEBands+i] = MAX16(follower[c*nbEBands+i], noise_floor[i]); in dynalloc_analysis()