Home
last modified time | relevance | path

Searched refs:noise_floor (Results 1 – 5 of 5) sorted by relevance

/external/libopus/src/
Danalysis.c477 float noise_floor; in tonality_analysis() local
780 noise_floor = 5.7e-4f/(1<<(IMAX(0,lsb_depth-8))); in tonality_analysis()
781 noise_floor *= noise_floor; in tonality_analysis()
814 …if (E*1e9f > maxE && (Em > 3*noise_floor*(band_end-band_start) || E > noise_floor*(band_end-band_s… in tonality_analysis()
838 if (Em > 3*noise_ratio*noise_floor*160 || E > noise_ratio*noise_floor*160) in tonality_analysis()
/external/libxaac/decoder/
Dixheaacd_esbr_envcal.c109 FLOAT32 *noise_floor = frame_data->flt_noise_floor; in ixheaacd_sbr_env_calc() local
233 noise_floor[next * num_nf_bands + o]; in ixheaacd_sbr_env_calc()
628 tmp = noise_floor[next * num_nf_bands + o] / in ixheaacd_sbr_env_calc()
629 (1 + noise_floor[next * num_nf_bands + o]); in ixheaacd_sbr_env_calc()
636 ABS(noise_floor[next * num_nf_bands + o] + guard)) in ixheaacd_sbr_env_calc()
645 ABS(noise_floor[next * num_nf_bands + o] + guard))); in ixheaacd_sbr_env_calc()
/external/libopus/celt/
Dcelt_encoder.c980 VARDECL(opus_val16, noise_floor); in dynalloc_analysis()
983 ALLOC(noise_floor, C*nbEBands, opus_val16); in dynalloc_analysis()
991 noise_floor[i] = MULT16_16(QCONST16(0.0625f, DB_SHIFT),logN[i]) in dynalloc_analysis()
998 maxDepth = MAX16(maxDepth, bandLogE[c*nbEBands+i]-noise_floor[i]); in dynalloc_analysis()
1008 mask[i] = bandLogE[i]-noise_floor[i]; in dynalloc_analysis()
1012 mask[i] = MAX16(mask[i], bandLogE[nbEBands+i]-noise_floor[i]); in dynalloc_analysis()
1073 f[i] = MAX16(f[i], noise_floor[i]); in dynalloc_analysis()
/external/speex/libspeexdsp/
Dpreprocess.c380 float noise_floor; in compute_gain_floor() local
382 noise_floor = exp(.2302585f*noise_suppress); in compute_gain_floor()
387 …gain_floor[i] = FRAC_SCALING*sqrt(noise_floor*PSHR32(noise[i],NOISE_SHIFT) + echo_floor*echo[i])/s… in compute_gain_floor()
/external/cpuinfo/test/dmesg/
Dmoto-g-gen5.log1280 …xx spi4.0: Sending Proximity distance 0 als 1035 stowed 0 raw_prox 548 noise_floor 535 recal_thres…
1286 [ 32.316837,4] stml0xx spi4.0: Sending Stowed status 0 als 1157 prox 0 raw_prox 548 noise_floor 5…