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/external/speex/libspeex/
H A Dmdf.c174 spx_word32_t *Xf; /* scratch */ member in struct:SpeexEchoState_
453 st->Xf = (spx_word32_t*)speex_alloc((st->frame_size+1)*sizeof(spx_word32_t));
600 speex_free(st->Xf);
793 power_spectrum_accum(st->X+speak*N, st->Xf, N);
875 st->Rf[i] = st->Yf[i] = st->Xf[i] = 0;
1051 power_spectrum_accum(st->X+speak*N, st->Xf, N);
1057 st->power[j] = MULT16_32_Q15(ss_1,st->power[j]) + 1 + MULT16_32_Q15(ss,st->Xf[j]);

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