| /external/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...] |
| /frameworks/av/media/libstagefright/codecs/amrwb/src/ |
| synthesis_amr_wb.cpp | 152 int16 ener, exp_ener; local
250 ener = extract_h(Dot_product12(exc, exc, L_SUBFR, &exp_ener));
257 if (tmp > ener)
259 tmp >>= 1; /* Be sure tmp < ener */
262 L_tmp = L_deposit_h(div_16by16(tmp, ener)); /* result is normalized */
303 ener = (int16)((L_tmp << exp) >> 16); /* ener = r[0] */
308 fac = div_16by16(tmp, ener);
|
| /frameworks/av/media/libstagefright/codecs/amrnb/common/src/ |
| gc_pred.cpp | 290 Word32 ener;
310 * ener(Q24) = (Emean + sum{pred[i]*past_en[i]})/constant *
315 ener = MEAN_ENER_MR122; // Q24 (Q17)
318 ener = L_mac (ener, st->past_qua_en_MR122[i], pred_MR122[i]);
326 * gc0 = Pow10( (ener*constant - ener_code*constant) / 20 ) *
327 * = Pow2(ener-ener_code) *
333 ener = L_shr (L_sub (ener, ener_code), 1); // Q16
334 L_Extract(ener, exp_gcode0, frac_gcode0)
484 Word32 ener; local
[all...] |
| /frameworks/av/media/libstagefright/codecs/amrwbenc/src/ |
| voAMRWBEnc.c | 1338 Word16 ener, exp_ener; local
[all...] |
