Searched refs:MULT16_16_Q15 (Results 1 - 10 of 10) sorted by relevance
/external/speex/libspeex/ |
H A D | preprocess.c | 93 #define SQR16_Q15(x) (MULT16_16_Q15((x),(x))) 317 return DIV32_16(SHL32(EXTEND32(32767),9),ADD16(512,MULT16_16_Q15(QCONST16(.60f,15),DIV32_16(32767,x)))); 333 gain_floor[i] = MULT16_16_Q15(noise_gain, 343 gain_floor[i] = MULT16_16_Q15(echo_gain, 638 st->frame[i] = MULT16_16_Q15(st->frame[i], st->window[i]); 804 gamma = QCONST16(.1f,15)+MULT16_16_Q15(QCONST16(.89f,15),SQR16_Q15(DIV32_16_Q15(st->old_ps[i],ADD32(st->old_ps[i],tot_noise)))); 825 Pframe = QCONST16(.1f,15)+MULT16_16_Q15(QCONST16(.899f,15),qcurve(DIV32_16(Zframe,st->nbands))); 859 P1 = QCONST16(.199f,15)+MULT16_16_Q15(QCONST16(.8f,15),qcurve (st->zeta[i])); 860 q = Q15_ONE-MULT16_16_Q15(Pframe,P1); 863 /*Q8*/tmp = MULT16_16_Q15((SHL3 [all...] |
H A D | filters.c | 693 if ((nol_pitch_coef[i]>MULT16_16_Q15(nol_pitch_coef[0],19661)) && 764 c1 = (MULT16_16_Q15(QCONST16(.4,15),comb_gain)+QCONST16(.07,15)); 775 g1 = 32767 - MULT16_16_Q13(MULT16_16_Q15(c2, pgain1),pgain1); 776 g2 = 32767 - MULT16_16_Q13(MULT16_16_Q15(c2, pgain2),pgain2); 789 gain0 = MULT16_16_Q15(QCONST16(.7,15),MULT16_16_Q14(g1,gg1)); 790 gain1 = MULT16_16_Q15(QCONST16(.3,15),MULT16_16_Q14(g2,gg2)); 792 gain0 = MULT16_16_Q15(QCONST16(.6,15),MULT16_16_Q14(g1,gg1)); 793 gain1 = MULT16_16_Q15(QCONST16(.6,15),MULT16_16_Q14(g2,gg2));
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H A D | nb_celp.c | 313 autocorr[0] = ADD16(autocorr[0],MULT16_16_Q15(autocorr[0],st->lpc_floor)); /* Noise floor in auto-correlation domain */ 377 if ((nol_pitch_coef[i]>MULT16_16_Q15(nol_pitch_coef[0],27853)) && 593 ol_pitch_coef = MULT16_16_Q15(QCONST16(.9,15), ol_pitch_coef); 1049 pitch_gain = MULT16_16_Q15(fact,pitch_gain) + VERY_SMALL; 1052 noise_gain = MULT16_16_Q15(innov_gain, MULT16_16_Q15(fact, SUB16(Q15ONE,MULT16_16_Q15(pitch_gain,pitch_gain)))); 1064 st->exc[i]= MULT16_16_Q15(pitch_gain, (st->exc[i-pitch_val]+VERY_SMALL)) + 1368 || (tmp>MULT16_16_Q15(QCONST16(.6,15),best_pitch_gain)&&(ABS(best_pitch-2*pitch)<3||ABS(best_pitch-3*pitch)<4||ABS(best_pitch-4*pitch)<5)) 1369 || (MULT16_16_Q15(QCONST1 [all...] |
H A D | mdf.c | 198 den2 = MULT16_16_Q15(radius,radius) + MULT16_16_Q15(QCONST16(.7,15),MULT16_16_Q15(32767-radius,32767-radius)); 374 prop[i] += MULT16_16_Q15(QCONST16(.1f,15),max_sum); 493 st->prop[i] = MULT16_16_Q15(st->prop[i-1], decay); 935 st->e[chan*N+i+st->frame_size] = MULT16_16_Q15(st->window[i+st->frame_size],st->e[chan*N+i+st->frame_size]) + MULT16_16_Q15(st->window[i],st->y[chan*N+i+st->frame_size]); 1206 st->y[i] = MULT16_16_Q15(st->window[i],st->last_y[i]);
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H A D | arch.h | 203 #define MULT16_16_Q15(a,b) ((a)*(b)) macro
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H A D | fixed_generic.h | 93 #define MULT16_16_Q15(a,b) (SHR(MULT16_16((a),(b)),15)) macro
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H A D | sb_celp.c | 400 autocorr[0] = ADD16(autocorr[0],MULT16_16_Q15(autocorr[0],st->lpc_floor)); /* Noise floor in auto-correlation domain */ 656 gc = MULT16_16_Q15(QCONST16(0.87360,15),gc_quant_bound[qgc]); 723 st->innov_rms_save[sub] = MULT16_16_Q15(QCONST16(.70711f, 15), compute_rms(innov, st->subframeSize)); 854 st->last_ener = MULT16_16_Q15(QCONST16(.9f,15),st->last_ener); 1038 exc[i]=SHL32(MULT16_32_P15(MULT16_16_Q15(mode->folding_gain,low_innov_alias[offset+i]),SHL32(g,6)),SIG_SHIFT); 1039 exc[i+1]=NEG32(SHL32(MULT16_32_P15(MULT16_16_Q15(mode->folding_gain,low_innov_alias[offset+i+1]),SHL32(g,6)),SIG_SHIFT)); 1048 gc = MULT16_16_Q15(QCONST16(0.87360,15),gc_quant_bound[qgc]);
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H A D | pseudofloat.h | 258 r.m = MULT16_16_Q15(a,b);
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H A D | fixed_debug.h | 368 static inline short MULT16_16_Q15(int a, int b) function 373 fprintf (stderr, "MULT16_16_Q15: inputs are not short: %d %d\n", a, b); 379 fprintf (stderr, "MULT16_16_Q15: output is not short: %d\n", (int)res);
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H A D | lsp.c | 331 dd = MULT16_16_Q15(delta,SUB16(FREQ_SCALE, MULT16_16_Q14(MULT16_16_Q14(xl,xl),14000)));
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