| /external/chromium_org/third_party/opus/src/celt/tests/ |
| test_unit_rotation.c | 54 double err = 0, ener = 0, snr, snr0; local
63 ener += x0[i]*(double)x0[i];
65 snr0 = 20*log10(ener/err);
66 err = ener = 0;
71 ener += x0[i]*(double)x0[i];
73 snr = 20*log10(ener/err);
|
| /external/libopus/celt/tests/ |
| test_unit_rotation.c | 54 double err = 0, ener = 0, snr, snr0; local
63 ener += x0[i]*(double)x0[i];
65 snr0 = 20*log10(ener/err);
66 err = ener = 0;
71 ener += x0[i]*(double)x0[i];
73 snr = 20*log10(ener/err);
|
| /external/chromium_org/third_party/speex/libspeex/ |
| vbr.c | 127 float ener=0, ener1=0, ener2=0; local
140 ener=ener1+ener2;
142 log_energy = log(ener+MIN_ENERGY);
150 vbr->average_energy = (1-vbr->energy_alpha)*vbr->average_energy + vbr->energy_alpha*ener;
152 pow_ener = pow(ener,NOISE_POW);
153 if (vbr->noise_accum_count<.06 && ener>MIN_ENERGY)
178 if (pow_ener < vbr->noise_level && ener>MIN_ENERGY)
185 if (ener < 30000)
188 if (ener < 10000)
190 if (ener < 3000
[all...] |
| nb_celp.c | 277 spx_word32_t ener=0; local
804 ener = SHL32(EXTEND32(compute_rms16(real_exc, st->subframeSize)),SIG_SHIFT);
809 spx_word32_t f = PDIV32(ener,PSHR32(ol_gain,SIG_SHIFT));
816 fine_gain = PDIV32_16(ener,PSHR32(ol_gain,SIG_SHIFT));
826 ener=MULT16_32_Q14(exc_gain_quant_scal3[qe],ol_gain);
830 ener=MULT16_32_Q14(exc_gain_quant_scal1[qe],ol_gain);
833 ener=ol_gain;
836 /*printf ("%f %f\n", ener, ol_gain);*/
839 signal_div(target, target, ener, st->subframeSize);
850 signal_mul(innov, innov, ener, st->subframeSize)
1380 spx_word32_t ener; local
[all...] |
| /external/chromium_org/third_party/webrtc/modules/audio_coding/codecs/ilbc/ |
| do_plc.c | 41 int32_t cross, ener, cross_comp, ener_comp = 0; local
90 WebRtcIlbcfix_CompCorr( &cross, &ener,
109 shift2 = WebRtcSpl_GetSizeInBits(ener)-15;
110 measure = WEBRTC_SPL_MUL_16_16(WEBRTC_SPL_SHIFT_W32(ener, -shift2),
133 ener = ener_comp;
156 scale2=(int16_t)WebRtcSpl_NormW32(ener)-16;
157 tmp2=(int16_t)WEBRTC_SPL_SHIFT_W32(ener, scale2);
|
| enhancer_interface.c | 56 int32_t ener; local
128 highest (corr*corr)/ener */
144 /* Calculate normalized corr^2 and ener */
147 ener = WebRtcSpl_DotProductWithScale(®ressor[-lagmax[i]],
150 enerSh = 15-WebRtcSpl_GetSizeInBits(ener);
154 en16[i] = (int16_t)WEBRTC_SPL_SHIFT_W32(ener, enerSh);
158 /* Compare lagmax[0..3] for the (corr^2)/ener criteria */
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