Searched refs:Syy (Results 1 – 1 of 1) sorted by relevance
| /external/speex/libspeex/ |
| D | mdf.c | 696 spx_word32_t Syy,See,Sxx,Sdd, Sff; in speex_echo_cancellation() local
965 Sey = Syy = Sdd = 0; in speex_echo_cancellation()
1002 … Syy += mdf_inner_prod(st->y+chan*N+st->frame_size, st->y+chan*N+st->frame_size, st->frame_size); in speex_echo_cancellation()
1020 if (!(Syy>=0 && Sxx>=0 && See >= 0) in speex_echo_cancellation()
1022 || !(Sff < N*1e9 && Syy < N*1e9 && Sxx < N*1e9) in speex_echo_cancellation()
1080 tmp32 = MULT16_32_Q15(st->beta0,Syy); in speex_echo_cancellation()
1106 tmp32 = MULT16_32_Q15(st->leak_estimate,Syy); in speex_echo_cancellation()
1111 bound = FLOAT_DIVU(FLOAT_MULT(bound, bound), PSEUDOFLOAT(ADD32(1,Syy))); in speex_echo_cancellation()
1121 RER = (.0001*Sxx + 3.*MULT16_32_Q15(st->leak_estimate,Syy)) / See; in speex_echo_cancellation()
1123 if (RER < Sey*Sey/(1+See*Syy)) in speex_echo_cancellation()
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