preprocess.c | 223 spx_word16_t *zeta; /**< Smoothed a priori SNR */ member in struct:SpeexPreprocessState_ 463 st->zeta = (spx_word16_t*)speex_alloc((N+M)*sizeof(spx_word16_t)); 557 speex_free(st->zeta); 814 st->zeta[0] = PSHR32(ADD32(MULT16_16(QCONST16(.7f,15),st->zeta[0]), MULT16_16(QCONST16(.3f,15),st->prior[0])),15); 816 st->zeta[i] = PSHR32(ADD32(ADD32(ADD32(MULT16_16(QCONST16(.7f,15),st->zeta[i]), MULT16_16(QCONST16(.15f,15),st->prior[i])), 819 st->zeta[i] = PSHR32(ADD32(MULT16_16(QCONST16(.7f,15),st->zeta[i]), MULT16_16(QCONST16(.3f,15),st->prior[i])),15); 824 Zframe = ADD32(Zframe, EXTEND32(st->zeta[i])) [all...] |