| 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]))
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