Lines Matching refs:alpha
76 float *alpha; member
99 st->alpha = speex_alloc(channels*sizeof(float)); in speex_decorrelate_new()
113 st->alpha[ch] = 0; in speex_decorrelate_new()
160 float alpha; in speex_decorrelate() local
166 alpha = st->alpha[ch]; in speex_decorrelate()
185 …st->y[i] = alpha*(x[i-ALLPASS_ORDER+order]-beta*x[i-ALLPASS_ORDER+order-1])*st->vorbis_win[st->fra… in speex_decorrelate()
187 - alpha*(ring[ringID] in speex_decorrelate()
204 alpha = alpha + .4*uni_rand(&st->seed); in speex_decorrelate()
205 if (alpha > max_alpha) in speex_decorrelate()
206 alpha = max_alpha; in speex_decorrelate()
207 if (alpha < -max_alpha) in speex_decorrelate()
208 alpha = -max_alpha; in speex_decorrelate()
214 …float tmp = alpha*(x[i-ALLPASS_ORDER+order]-beta*x[i-ALLPASS_ORDER+order-1])*st->vorbis_win[i+ord… in speex_decorrelate()
216 - alpha*(ring[ringID] in speex_decorrelate()
269 st->alpha[ch] = alpha; in speex_decorrelate()
284 speex_free(st->alpha); in speex_decorrelate_destroy()