Searched refs:noise_suppress (Results 1 - 1 of 1) sorted by relevance
| /external/speex/libspeex/ |
| H A D | preprocess.c | 197 int noise_suppress; member in struct:SpeexPreprocessState_
321 static void compute_gain_floor(int noise_suppress, int effective_echo_suppress, spx_word32_t *noise, spx_word32_t *echo, spx_word16_t *gain_floor, int len) argument
325 if (noise_suppress > effective_echo_suppress)
328 noise_gain = EXTRACT16(MIN32(Q15_ONE,SHR32(spx_exp(MULT16_16(QCONST16(0.11513,11),noise_suppress)),1)));
329 gain_ratio = EXTRACT16(MIN32(Q15_ONE,SHR32(spx_exp(MULT16_16(QCONST16(.2302585f,11),effective_echo_suppress-noise_suppress)),1)));
339 gain_ratio = EXTRACT16(MIN32(Q15_ONE,SHR32(spx_exp(MULT16_16(QCONST16(.2302585f,11),noise_suppress-effective_echo_suppress)),1)));
380 static void compute_gain_floor(int noise_suppress, int effective_echo_suppress, spx_word32_t *noise, spx_word32_t *echo, spx_word16_t *gain_floor, int len) argument
386 noise_floor = exp(.2302585f*noise_suppress);
435 st->noise_suppress = NOISE_SUPPRESS_DEFAULT;
829 compute_gain_floor(st->noise_suppress, effective_echo_suppres
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