81 #define SPEECH_PROB_START_DEFAULT       QCONST16(0.35f,15)
82 #define SPEECH_PROB_CONTINUE_DEFAULT    QCONST16(0.20f,15)
264       spx_word16_t x = DIV32_16(MULT16_16(QCONST16(4.f,13),i),len);  in conj_window()
267       if (x<QCONST16(1.f,13))  in conj_window()
269       } else if (x<QCONST16(2.f,13))  in conj_window()
271          x=QCONST16(2.f,13)-x;  in conj_window()
273       } else if (x<QCONST16(3.f,13))  in conj_window()
275          x=x-QCONST16(2.f,13);  in conj_window()
278          x=QCONST16(2.f,13)-x+QCONST16(2.f,13); /* 4 - x */  in conj_window()
280       x = MULT16_16_Q14(QCONST16(1.271903f,14), x);  in conj_window()
281 …tmp = SQR16_Q15(QCONST16(.5f,15)-MULT16_16_P15(QCONST16(.5f,15),spx_cos_norm(SHL32(EXTEND32(x),2))…  in conj_window()
317 …return DIV32_16(SHL32(EXTEND32(32767),9),ADD16(512,MULT16_16_Q15(QCONST16(.60f,15),DIV32_16(32767,…  in qcurve()
328 …noise_gain = EXTRACT16(MIN32(Q15_ONE,SHR32(spx_exp(MULT16_16(QCONST16(0.11513,11),noise_suppress))…  in compute_gain_floor()
329 …gain_ratio = EXTRACT16(MIN32(Q15_ONE,SHR32(spx_exp(MULT16_16(QCONST16(.2302585f,11),effective_echo…  in compute_gain_floor()
338 …echo_gain = EXTRACT16(MIN32(Q15_ONE,SHR32(spx_exp(MULT16_16(QCONST16(0.11513,11),effective_echo_su…  in compute_gain_floor()
339 …gain_ratio = EXTRACT16(MIN32(Q15_ONE,SHR32(spx_exp(MULT16_16(QCONST16(.2302585f,11),noise_suppress…  in compute_gain_floor()
671 …st->S[i] =  MULT16_32_Q15(QCONST16(.8f,15),st->S[i]) + MULT16_32_Q15(QCONST16(.05f,15),st->ps[i-1]…  in update_noise_prob()
672 …        + MULT16_32_Q15(QCONST16(.1f,15),st->ps[i]) + MULT16_32_Q15(QCONST16(.05f,15),st->ps[i+1]);  in update_noise_prob()
673    st->S[0] =  MULT16_32_Q15(QCONST16(.8f,15),st->S[0]) + MULT16_32_Q15(QCONST16(.2f,15),st->ps[0]);  in update_noise_prob()
674 …st->S[N-1] =  MULT16_32_Q15(QCONST16(.8f,15),st->S[N-1]) + MULT16_32_Q15(QCONST16(.2f,15),st->ps[N…  in update_noise_prob()
707       if (MULT16_32_Q15(QCONST16(.4f,15),st->S[i]) > st->Smin[i])  in update_noise_prob()
744    beta = MAX16(QCONST16(.03,15),DIV32_16(Q15_ONE,st->nb_adapt));  in speex_preprocess_run()
760 …st->echo_noise[i] = MAX32(MULT16_32_Q15(QCONST16(.6f,15),st->echo_noise[i]), st->residual_echo[i]);  in speex_preprocess_run()
800       st->post[i] = SUB16(DIV32_16_Q8(ps[i],tot_noise), QCONST16(1.f,SNR_SHIFT));  in speex_preprocess_run()
801       st->post[i]=MIN16(st->post[i], QCONST16(100.f,SNR_SHIFT));  in speex_preprocess_run()
804 …gamma = QCONST16(.1f,15)+MULT16_16_Q15(QCONST16(.89f,15),SQR16_Q15(DIV32_16_Q15(st->old_ps[i],ADD3…  in speex_preprocess_run()
808       st->prior[i]=MIN16(st->prior[i], QCONST16(100.f,SNR_SHIFT));  in speex_preprocess_run()
814 …st->zeta[0] = PSHR32(ADD32(MULT16_16(QCONST16(.7f,15),st->zeta[0]), MULT16_16(QCONST16(.3f,15),st-…  in speex_preprocess_run()
816 …st->zeta[i] = PSHR32(ADD32(ADD32(ADD32(MULT16_16(QCONST16(.7f,15),st->zeta[i]), MULT16_16(QCONST16…  in speex_preprocess_run()
817 …  MULT16_16(QCONST16(.075f,15),st->prior[i-1])), MULT16_16(QCONST16(.075f,15),st->prior[i+1])),15);  in speex_preprocess_run()
819 …st->zeta[i] = PSHR32(ADD32(MULT16_16(QCONST16(.7f,15),st->zeta[i]), MULT16_16(QCONST16(.3f,15),st-…  in speex_preprocess_run()
825    Pframe = QCONST16(.1f,15)+MULT16_16_Q15(QCONST16(.899f,15),qcurve(DIV32_16(Zframe,st->nbands)));  in speex_preprocess_run()
857 …st->old_ps[i] = MULT16_32_P15(QCONST16(.2f,15),st->old_ps[i]) + MULT16_32_P15(MULT16_16_P15(QCONST…  in speex_preprocess_run()
859       P1 = QCONST16(.199f,15)+MULT16_16_Q15(QCONST16(.8f,15),qcurve (st->zeta[i]));  in speex_preprocess_run()
864       tmp = MIN16(QCONST16(3.,SNR_SHIFT), tmp); /* Prevent overflows in the next line*/  in speex_preprocess_run()
902          if (MULT16_16_Q15(QCONST16(.333f,15),g) > st->gain[i])  in speex_preprocess_run()
907 …st->old_ps[i] = MULT16_32_P15(QCONST16(.2f,15),st->old_ps[i]) + MULT16_32_P15(MULT16_16_P15(QCONST…  in speex_preprocess_run()
1032 …st->noise[i] = MULT16_32_Q15(QCONST16(.95f,15),st->noise[i]) + MULT16_32_Q15(QCONST16(.05f,15),SHL…  in speex_preprocess_estimate_update()